Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | |
| 3 | (c) SYSTEC electronic GmbH, D-07973 Greiz, August-Bebel-Str. 29 |
| 4 | www.systec-electronic.com |
| 5 | |
| 6 | Project: openPOWERLINK |
| 7 | |
| 8 | Description: source file for kernel DLL module |
| 9 | |
| 10 | License: |
| 11 | |
| 12 | Redistribution and use in source and binary forms, with or without |
| 13 | modification, are permitted provided that the following conditions |
| 14 | are met: |
| 15 | |
| 16 | 1. Redistributions of source code must retain the above copyright |
| 17 | notice, this list of conditions and the following disclaimer. |
| 18 | |
| 19 | 2. Redistributions in binary form must reproduce the above copyright |
| 20 | notice, this list of conditions and the following disclaimer in the |
| 21 | documentation and/or other materials provided with the distribution. |
| 22 | |
| 23 | 3. Neither the name of SYSTEC electronic GmbH nor the names of its |
| 24 | contributors may be used to endorse or promote products derived |
| 25 | from this software without prior written permission. For written |
| 26 | permission, please contact info@systec-electronic.com. |
| 27 | |
| 28 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 29 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 30 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 31 | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 32 | COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 33 | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 34 | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 35 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| 36 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 37 | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| 38 | ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 39 | POSSIBILITY OF SUCH DAMAGE. |
| 40 | |
| 41 | Severability Clause: |
| 42 | |
| 43 | If a provision of this License is or becomes illegal, invalid or |
| 44 | unenforceable in any jurisdiction, that shall not affect: |
| 45 | 1. the validity or enforceability in that jurisdiction of any other |
| 46 | provision of this License; or |
| 47 | 2. the validity or enforceability in other jurisdictions of that or |
| 48 | any other provision of this License. |
| 49 | |
| 50 | ------------------------------------------------------------------------- |
| 51 | |
| 52 | $RCSfile: EplDllk.c,v $ |
| 53 | |
| 54 | $Author: D.Krueger $ |
| 55 | |
| 56 | $Revision: 1.21 $ $Date: 2008/11/13 17:13:09 $ |
| 57 | |
| 58 | $State: Exp $ |
| 59 | |
| 60 | Build Environment: |
| 61 | GCC V3.4 |
| 62 | |
| 63 | ------------------------------------------------------------------------- |
| 64 | |
| 65 | Revision History: |
| 66 | |
| 67 | 2006/06/12 d.k.: start of the implementation, version 1.00 |
| 68 | |
| 69 | ****************************************************************************/ |
| 70 | |
| 71 | #include "kernel/EplDllk.h" |
| 72 | #include "kernel/EplDllkCal.h" |
| 73 | #include "kernel/EplEventk.h" |
| 74 | #include "kernel/EplNmtk.h" |
| 75 | #include "edrv.h" |
| 76 | #include "Benchmark.h" |
| 77 | |
| 78 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
| 79 | #include "kernel/EplPdok.h" |
| 80 | #endif |
| 81 | |
| 82 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_VETH)) != 0) |
| 83 | #include "kernel/VirtualEthernet.h" |
| 84 | #endif |
| 85 | |
| 86 | //#if EPL_TIMER_USE_HIGHRES != FALSE |
| 87 | #include "kernel/EplTimerHighResk.h" |
| 88 | //#endif |
| 89 | |
| 90 | #if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) |
| 91 | |
| 92 | #if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMTK)) == 0) |
| 93 | #error "EPL module DLLK needs EPL module NMTK!" |
| 94 | #endif |
| 95 | |
| 96 | #if (EPL_DLL_PRES_READY_AFTER_SOA != FALSE) && (EPL_DLL_PRES_READY_AFTER_SOC != FALSE) |
| 97 | #error "EPL module DLLK: select only one of EPL_DLL_PRES_READY_AFTER_SOA and EPL_DLL_PRES_READY_AFTER_SOC." |
| 98 | #endif |
| 99 | |
| 100 | #if ((EPL_DLL_PRES_READY_AFTER_SOA != FALSE) || (EPL_DLL_PRES_READY_AFTER_SOC != FALSE)) \ |
| 101 | && (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) == 0) |
| 102 | #error "EPL module DLLK: currently, EPL_DLL_PRES_READY_AFTER_* is not supported if EPL_MODULE_NMT_MN is enabled." |
| 103 | #endif |
| 104 | |
| 105 | #if (EDRV_FAST_TXFRAMES == FALSE) && \ |
| 106 | ((EPL_DLL_PRES_READY_AFTER_SOA != FALSE) || (EPL_DLL_PRES_READY_AFTER_SOC != FALSE)) |
| 107 | #error "EPL module DLLK: EPL_DLL_PRES_READY_AFTER_* is enabled, but not EDRV_FAST_TXFRAMES." |
| 108 | #endif |
| 109 | |
| 110 | /***************************************************************************/ |
| 111 | /* */ |
| 112 | /* */ |
| 113 | /* G L O B A L D E F I N I T I O N S */ |
| 114 | /* */ |
| 115 | /* */ |
| 116 | /***************************************************************************/ |
| 117 | |
| 118 | //--------------------------------------------------------------------------- |
| 119 | // const defines |
| 120 | //--------------------------------------------------------------------------- |
| 121 | |
| 122 | // TracePoint support for realtime-debugging |
| 123 | #ifdef _DBG_TRACE_POINTS_ |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 124 | void PUBLIC TgtDbgSignalTracePoint(BYTE bTracePointNumber_p); |
| 125 | void PUBLIC TgtDbgPostTraceValue(DWORD dwTraceValue_p); |
| 126 | #define TGT_DBG_SIGNAL_TRACE_POINT(p) TgtDbgSignalTracePoint(p) |
| 127 | #define TGT_DBG_POST_TRACE_VALUE(v) TgtDbgPostTraceValue(v) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 128 | #else |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 129 | #define TGT_DBG_SIGNAL_TRACE_POINT(p) |
| 130 | #define TGT_DBG_POST_TRACE_VALUE(v) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 131 | #endif |
| 132 | #define EPL_DLLK_DBG_POST_TRACE_VALUE(Event_p, uiNodeId_p, wErrorCode_p) \ |
| 133 | TGT_DBG_POST_TRACE_VALUE((kEplEventSinkDllk << 28) | (Event_p << 24) \ |
| 134 | | (uiNodeId_p << 16) | wErrorCode_p) |
| 135 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 136 | /***************************************************************************/ |
| 137 | /* */ |
| 138 | /* */ |
| 139 | /* C L A S S EplDllk */ |
| 140 | /* */ |
| 141 | /* */ |
| 142 | /***************************************************************************/ |
| 143 | // |
| 144 | // Description: |
| 145 | // |
| 146 | // |
| 147 | /***************************************************************************/ |
| 148 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 149 | //=========================================================================// |
| 150 | // // |
| 151 | // P R I V A T E D E F I N I T I O N S // |
| 152 | // // |
| 153 | //=========================================================================// |
| 154 | |
| 155 | //--------------------------------------------------------------------------- |
| 156 | // const defines |
| 157 | //--------------------------------------------------------------------------- |
| 158 | |
| 159 | // defines for indexes of tEplDllInstance.m_pTxFrameInfo |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 160 | #define EPL_DLLK_TXFRAME_IDENTRES 0 // IdentResponse on CN / MN |
| 161 | #define EPL_DLLK_TXFRAME_STATUSRES 1 // StatusResponse on CN / MN |
| 162 | #define EPL_DLLK_TXFRAME_NMTREQ 2 // NMT Request from FIFO on CN / MN |
| 163 | #define EPL_DLLK_TXFRAME_NONEPL 3 // non-EPL frame from FIFO on CN / MN |
| 164 | #define EPL_DLLK_TXFRAME_PRES 4 // PRes on CN / MN |
| 165 | #define EPL_DLLK_TXFRAME_SOC 5 // SoC on MN |
| 166 | #define EPL_DLLK_TXFRAME_SOA 6 // SoA on MN |
| 167 | #define EPL_DLLK_TXFRAME_PREQ 7 // PReq on MN |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 168 | #if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 169 | #define EPL_DLLK_TXFRAME_COUNT (7 + EPL_D_NMT_MaxCNNumber_U8 + 2) // on MN: 7 + MaxPReq of regular CNs + 1 Diag + 1 Router |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 170 | #else |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 171 | #define EPL_DLLK_TXFRAME_COUNT 5 // on CN: 5 |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 172 | #endif |
| 173 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 174 | #define EPL_DLLK_BUFLEN_EMPTY 0 // buffer is empty |
| 175 | #define EPL_DLLK_BUFLEN_FILLING 1 // just the buffer is being filled |
| 176 | #define EPL_DLLK_BUFLEN_MIN 60 // minimum ethernet frame length |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 177 | |
| 178 | //--------------------------------------------------------------------------- |
| 179 | // local types |
| 180 | //--------------------------------------------------------------------------- |
| 181 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 182 | typedef enum { |
| 183 | kEplDllGsInit = 0x00, // MN/CN: initialisation (< PreOp2) |
| 184 | kEplDllCsWaitPreq = 0x01, // CN: wait for PReq frame |
| 185 | kEplDllCsWaitSoc = 0x02, // CN: wait for SoC frame |
| 186 | kEplDllCsWaitSoa = 0x03, // CN: wait for SoA frame |
| 187 | kEplDllMsNonCyclic = 0x04, // MN: reduced EPL cycle (PreOp1) |
| 188 | kEplDllMsWaitSocTrig = 0x05, // MN: wait for SoC trigger (cycle timer) |
| 189 | kEplDllMsWaitPreqTrig = 0x06, // MN: wait for (first) PReq trigger (WaitSoCPReq_U32) |
| 190 | kEplDllMsWaitPres = 0x07, // MN: wait for PRes frame from CN |
| 191 | kEplDllMsWaitSoaTrig = 0x08, // MN: wait for SoA trigger (PRes transmitted) |
| 192 | kEplDllMsWaitAsndTrig = 0x09, // MN: wait for ASnd trigger (SoA transmitted) |
| 193 | kEplDllMsWaitAsnd = 0x0A, // MN: wait for ASnd frame if SoA contained invitation |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 194 | |
| 195 | } tEplDllState; |
| 196 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 197 | typedef struct { |
| 198 | BYTE m_be_abSrcMac[6]; |
| 199 | tEdrvTxBuffer *m_pTxBuffer; // Buffers for Tx-Frames |
| 200 | unsigned int m_uiMaxTxFrames; |
| 201 | BYTE m_bFlag1; // Flag 1 with EN, EC for PRes, StatusRes |
| 202 | BYTE m_bMnFlag1; // Flag 1 with EA, ER from PReq, SoA of MN |
| 203 | BYTE m_bFlag2; // Flag 2 with PR and RS for PRes, StatusRes, IdentRes |
| 204 | tEplDllConfigParam m_DllConfigParam; |
| 205 | tEplDllIdentParam m_DllIdentParam; |
| 206 | tEplDllState m_DllState; |
| 207 | tEplDllkCbAsync m_pfnCbAsync; |
| 208 | tEplDllAsndFilter m_aAsndFilter[EPL_DLL_MAX_ASND_SERVICE_ID]; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 209 | |
| 210 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 211 | tEplDllkNodeInfo *m_pFirstNodeInfo; |
| 212 | tEplDllkNodeInfo *m_pCurNodeInfo; |
| 213 | tEplDllkNodeInfo m_aNodeInfo[EPL_NMT_MAX_NODE_ID]; |
| 214 | tEplDllReqServiceId m_LastReqServiceId; |
| 215 | unsigned int m_uiLastTargetNodeId; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 216 | #endif |
| 217 | |
| 218 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 219 | tEplTimerHdl m_TimerHdlCycle; // used for EPL cycle monitoring on CN and generation on MN |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 220 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 221 | tEplTimerHdl m_TimerHdlResponse; // used for CN response monitoring |
| 222 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 223 | #endif |
| 224 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 225 | unsigned int m_uiCycleCount; // cycle counter (needed for multiplexed cycle support) |
| 226 | unsigned long long m_ullFrameTimeout; // frame timeout (cycle length + loss of frame tolerance) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 227 | |
| 228 | } tEplDllkInstance; |
| 229 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 230 | //--------------------------------------------------------------------------- |
| 231 | // local vars |
| 232 | //--------------------------------------------------------------------------- |
| 233 | |
| 234 | // if no dynamic memory allocation shall be used |
| 235 | // define structures statically |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 236 | static tEplDllkInstance EplDllkInstance_g; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 237 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 238 | static tEdrvTxBuffer aEplDllkTxBuffer_l[EPL_DLLK_TXFRAME_COUNT]; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 239 | |
| 240 | //--------------------------------------------------------------------------- |
| 241 | // local function prototypes |
| 242 | //--------------------------------------------------------------------------- |
| 243 | |
| 244 | // change DLL state on event |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 245 | static tEplKernel EplDllkChangeState(tEplNmtEvent NmtEvent_p, |
| 246 | tEplNmtState NmtState_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 247 | |
| 248 | // called from EdrvInterruptHandler() |
| 249 | static void EplDllkCbFrameReceived(tEdrvRxBuffer * pRxBuffer_p); |
| 250 | |
| 251 | // called from EdrvInterruptHandler() |
| 252 | static void EplDllkCbFrameTransmitted(tEdrvTxBuffer * pTxBuffer_p); |
| 253 | |
| 254 | // check frame and set missing information |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 255 | static tEplKernel EplDllkCheckFrame(tEplFrame * pFrame_p, |
| 256 | unsigned int uiFrameSize_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 257 | |
| 258 | // called by high resolution timer module to monitor EPL cycle as CN |
| 259 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 260 | static tEplKernel PUBLIC EplDllkCbCnTimer(tEplTimerEventArg * pEventArg_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 261 | #endif |
| 262 | |
| 263 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 264 | // MN: returns internal node info structure |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 265 | static tEplDllkNodeInfo *EplDllkGetNodeInfo(unsigned int uiNodeId_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 266 | |
| 267 | // transmit SoA |
| 268 | static tEplKernel EplDllkMnSendSoa(tEplNmtState NmtState_p, |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 269 | tEplDllState * pDllStateProposed_p, |
| 270 | BOOL fEnableInvitation_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 271 | |
| 272 | static tEplKernel EplDllkMnSendSoc(void); |
| 273 | |
| 274 | static tEplKernel EplDllkMnSendPreq(tEplNmtState NmtState_p, |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 275 | tEplDllState * pDllStateProposed_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 276 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 277 | static tEplKernel EplDllkAsyncFrameNotReceived(tEplDllReqServiceId |
| 278 | ReqServiceId_p, |
| 279 | unsigned int uiNodeId_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 280 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 281 | static tEplKernel PUBLIC EplDllkCbMnTimerCycle(tEplTimerEventArg * pEventArg_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 282 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 283 | static tEplKernel PUBLIC EplDllkCbMnTimerResponse(tEplTimerEventArg * |
| 284 | pEventArg_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 285 | |
| 286 | #endif |
| 287 | |
| 288 | //=========================================================================// |
| 289 | // // |
| 290 | // P U B L I C F U N C T I O N S // |
| 291 | // // |
| 292 | //=========================================================================// |
| 293 | |
| 294 | //--------------------------------------------------------------------------- |
| 295 | // |
| 296 | // Function: EplDllkAddInstance() |
| 297 | // |
| 298 | // Description: add and initialize new instance of EPL stack |
| 299 | // |
| 300 | // Parameters: pInitParam_p = initialisation parameters like MAC address |
| 301 | // |
| 302 | // Returns: tEplKernel = error code |
| 303 | // |
| 304 | // |
| 305 | // State: |
| 306 | // |
| 307 | //--------------------------------------------------------------------------- |
| 308 | |
| 309 | tEplKernel EplDllkAddInstance(tEplDllkInitParam * pInitParam_p) |
| 310 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 311 | tEplKernel Ret = kEplSuccessful; |
| 312 | unsigned int uiIndex; |
| 313 | tEdrvInitParam EdrvInitParam; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 314 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 315 | // reset instance structure |
| 316 | EPL_MEMSET(&EplDllkInstance_g, 0, sizeof(EplDllkInstance_g)); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 317 | |
| 318 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 319 | Ret = EplTimerHighReskInit(); |
| 320 | if (Ret != kEplSuccessful) { // error occured while initializing high resolution timer module |
| 321 | goto Exit; |
| 322 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 323 | #endif |
| 324 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 325 | // if dynamic memory allocation available |
| 326 | // allocate instance structure |
| 327 | // allocate TPDO and RPDO table with default size |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 328 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 329 | // initialize and link pointers in instance structure to frame tables |
| 330 | EplDllkInstance_g.m_pTxBuffer = aEplDllkTxBuffer_l; |
| 331 | EplDllkInstance_g.m_uiMaxTxFrames = |
| 332 | sizeof(aEplDllkTxBuffer_l) / sizeof(tEdrvTxBuffer); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 333 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 334 | // initialize state |
| 335 | EplDllkInstance_g.m_DllState = kEplDllGsInit; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 336 | |
| 337 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 338 | // set up node info structure |
| 339 | for (uiIndex = 0; uiIndex < tabentries(EplDllkInstance_g.m_aNodeInfo); |
| 340 | uiIndex++) { |
| 341 | EplDllkInstance_g.m_aNodeInfo[uiIndex].m_uiNodeId = uiIndex + 1; |
| 342 | EplDllkInstance_g.m_aNodeInfo[uiIndex].m_wPresPayloadLimit = |
| 343 | 0xFFFF; |
| 344 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 345 | #endif |
| 346 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 347 | // initialize Edrv |
| 348 | EPL_MEMCPY(EdrvInitParam.m_abMyMacAddr, pInitParam_p->m_be_abSrcMac, 6); |
| 349 | EdrvInitParam.m_pfnRxHandler = EplDllkCbFrameReceived; |
| 350 | EdrvInitParam.m_pfnTxHandler = EplDllkCbFrameTransmitted; |
| 351 | Ret = EdrvInit(&EdrvInitParam); |
| 352 | if (Ret != kEplSuccessful) { // error occured while initializing ethernet driver |
| 353 | goto Exit; |
| 354 | } |
| 355 | // copy local MAC address from Ethernet driver back to local instance structure |
| 356 | // because Ethernet driver may have read it from controller EEPROM |
| 357 | EPL_MEMCPY(EplDllkInstance_g.m_be_abSrcMac, EdrvInitParam.m_abMyMacAddr, |
| 358 | 6); |
| 359 | EPL_MEMCPY(pInitParam_p->m_be_abSrcMac, EdrvInitParam.m_abMyMacAddr, 6); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 360 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 361 | // initialize TxBuffer array |
| 362 | for (uiIndex = 0; uiIndex < EplDllkInstance_g.m_uiMaxTxFrames; |
| 363 | uiIndex++) { |
| 364 | EplDllkInstance_g.m_pTxBuffer[uiIndex].m_pbBuffer = NULL; |
| 365 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 366 | |
| 367 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_VETH)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 368 | Ret = VEthAddInstance(pInitParam_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 369 | #endif |
| 370 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 371 | Exit: |
| 372 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 373 | } |
| 374 | |
| 375 | //--------------------------------------------------------------------------- |
| 376 | // |
| 377 | // Function: EplDllkDelInstance() |
| 378 | // |
| 379 | // Description: deletes an instance of EPL stack |
| 380 | // |
| 381 | // Parameters: (none) |
| 382 | // |
| 383 | // Returns: tEplKernel = error code |
| 384 | // |
| 385 | // |
| 386 | // State: |
| 387 | // |
| 388 | //--------------------------------------------------------------------------- |
| 389 | |
| 390 | tEplKernel EplDllkDelInstance(void) |
| 391 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 392 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 393 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 394 | // reset state |
| 395 | EplDllkInstance_g.m_DllState = kEplDllGsInit; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 396 | |
| 397 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 398 | Ret = EplTimerHighReskDelInstance(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 399 | #endif |
| 400 | |
| 401 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_VETH)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 402 | Ret = VEthDelInstance(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 403 | #endif |
| 404 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 405 | Ret = EdrvShutdown(); |
| 406 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 407 | } |
| 408 | |
| 409 | //--------------------------------------------------------------------------- |
| 410 | // |
| 411 | // Function: EplDllkCreateTxFrame |
| 412 | // |
| 413 | // Description: creates the buffer for a Tx frame and registers it to the |
| 414 | // ethernet driver |
| 415 | // |
| 416 | // Parameters: puiHandle_p = OUT: handle to frame buffer |
| 417 | // ppFrame_p = OUT: pointer to pointer of EPL frame |
| 418 | // puiFrameSize_p = IN/OUT: pointer to size of frame |
| 419 | // returned size is always equal or larger than |
| 420 | // requested size, if that is not possible |
| 421 | // an error will be returned |
| 422 | // MsgType_p = EPL message type |
| 423 | // ServiceId_p = Service ID in case of ASnd frame, otherwise |
| 424 | // kEplDllAsndNotDefined |
| 425 | // |
| 426 | // Returns: tEplKernel = error code |
| 427 | // |
| 428 | // |
| 429 | // State: |
| 430 | // |
| 431 | //--------------------------------------------------------------------------- |
| 432 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 433 | tEplKernel EplDllkCreateTxFrame(unsigned int *puiHandle_p, |
| 434 | tEplFrame ** ppFrame_p, |
| 435 | unsigned int *puiFrameSize_p, |
| 436 | tEplMsgType MsgType_p, |
| 437 | tEplDllAsndServiceId ServiceId_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 438 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 439 | tEplKernel Ret = kEplSuccessful; |
| 440 | tEplFrame *pTxFrame; |
| 441 | unsigned int uiHandle = EplDllkInstance_g.m_uiMaxTxFrames; |
| 442 | tEdrvTxBuffer *pTxBuffer = NULL; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 443 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 444 | if (MsgType_p == kEplMsgTypeAsnd) { |
| 445 | // search for fixed Tx buffers |
| 446 | if (ServiceId_p == kEplDllAsndIdentResponse) { |
| 447 | uiHandle = EPL_DLLK_TXFRAME_IDENTRES; |
| 448 | } else if (ServiceId_p == kEplDllAsndStatusResponse) { |
| 449 | uiHandle = EPL_DLLK_TXFRAME_STATUSRES; |
| 450 | } else if ((ServiceId_p == kEplDllAsndNmtRequest) |
| 451 | || (ServiceId_p == kEplDllAsndNmtCommand)) { |
| 452 | uiHandle = EPL_DLLK_TXFRAME_NMTREQ; |
| 453 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 454 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 455 | if (uiHandle >= EplDllkInstance_g.m_uiMaxTxFrames) { // look for free entry |
| 456 | uiHandle = EPL_DLLK_TXFRAME_PREQ; |
| 457 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[uiHandle]; |
| 458 | for (; uiHandle < EplDllkInstance_g.m_uiMaxTxFrames; |
| 459 | uiHandle++, pTxBuffer++) { |
| 460 | if (pTxBuffer->m_pbBuffer == NULL) { // free entry found |
| 461 | break; |
| 462 | } |
| 463 | } |
| 464 | } |
| 465 | } else if (MsgType_p == kEplMsgTypeNonEpl) { |
| 466 | uiHandle = EPL_DLLK_TXFRAME_NONEPL; |
| 467 | } else if (MsgType_p == kEplMsgTypePres) { |
| 468 | uiHandle = EPL_DLLK_TXFRAME_PRES; |
| 469 | } else if (MsgType_p == kEplMsgTypeSoc) { |
| 470 | uiHandle = EPL_DLLK_TXFRAME_SOC; |
| 471 | } else if (MsgType_p == kEplMsgTypeSoa) { |
| 472 | uiHandle = EPL_DLLK_TXFRAME_SOA; |
| 473 | } else { // look for free entry |
| 474 | uiHandle = EPL_DLLK_TXFRAME_PREQ; |
| 475 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[uiHandle]; |
| 476 | for (; uiHandle < EplDllkInstance_g.m_uiMaxTxFrames; |
| 477 | uiHandle++, pTxBuffer++) { |
| 478 | if (pTxBuffer->m_pbBuffer == NULL) { // free entry found |
| 479 | break; |
| 480 | } |
| 481 | } |
| 482 | if (pTxBuffer->m_pbBuffer != NULL) { |
| 483 | Ret = kEplEdrvNoFreeBufEntry; |
| 484 | goto Exit; |
| 485 | } |
| 486 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 487 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 488 | // test if requested entry is free |
| 489 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[uiHandle]; |
| 490 | if (pTxBuffer->m_pbBuffer != NULL) { // entry is not free |
| 491 | Ret = kEplEdrvNoFreeBufEntry; |
| 492 | goto Exit; |
| 493 | } |
| 494 | // setup Tx buffer |
| 495 | pTxBuffer->m_EplMsgType = MsgType_p; |
| 496 | pTxBuffer->m_uiMaxBufferLen = *puiFrameSize_p; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 497 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 498 | Ret = EdrvAllocTxMsgBuffer(pTxBuffer); |
| 499 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 500 | goto Exit; |
| 501 | } |
| 502 | // because buffer size may be larger than requested |
| 503 | // memorize real length of frame |
| 504 | pTxBuffer->m_uiTxMsgLen = *puiFrameSize_p; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 505 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 506 | // fill whole frame with 0 |
| 507 | EPL_MEMSET(pTxBuffer->m_pbBuffer, 0, pTxBuffer->m_uiMaxBufferLen); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 508 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 509 | pTxFrame = (tEplFrame *) pTxBuffer->m_pbBuffer; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 510 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 511 | if (MsgType_p != kEplMsgTypeNonEpl) { // fill out Frame only if it is an EPL frame |
| 512 | // ethertype |
| 513 | AmiSetWordToBe(&pTxFrame->m_be_wEtherType, |
| 514 | EPL_C_DLL_ETHERTYPE_EPL); |
| 515 | // source node ID |
| 516 | AmiSetByteToLe(&pTxFrame->m_le_bSrcNodeId, |
| 517 | (BYTE) EplDllkInstance_g.m_DllConfigParam. |
| 518 | m_uiNodeId); |
| 519 | // source MAC address |
| 520 | EPL_MEMCPY(&pTxFrame->m_be_abSrcMac[0], |
| 521 | &EplDllkInstance_g.m_be_abSrcMac[0], 6); |
| 522 | switch (MsgType_p) { |
| 523 | case kEplMsgTypeAsnd: |
| 524 | // destination MAC address |
| 525 | AmiSetQword48ToBe(&pTxFrame->m_be_abDstMac[0], |
| 526 | EPL_C_DLL_MULTICAST_ASND); |
| 527 | // destination node ID |
| 528 | switch (ServiceId_p) { |
| 529 | case kEplDllAsndIdentResponse: |
| 530 | case kEplDllAsndStatusResponse: |
| 531 | { // IdentResponses and StatusResponses are Broadcast |
| 532 | AmiSetByteToLe(&pTxFrame-> |
| 533 | m_le_bDstNodeId, |
| 534 | (BYTE) |
| 535 | EPL_C_ADR_BROADCAST); |
| 536 | break; |
| 537 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 538 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 539 | default: |
| 540 | break; |
| 541 | } |
| 542 | // ASnd Service ID |
| 543 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd.m_le_bServiceId, |
| 544 | ServiceId_p); |
| 545 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 546 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 547 | case kEplMsgTypeSoc: |
| 548 | // destination MAC address |
| 549 | AmiSetQword48ToBe(&pTxFrame->m_be_abDstMac[0], |
| 550 | EPL_C_DLL_MULTICAST_SOC); |
| 551 | // destination node ID |
| 552 | AmiSetByteToLe(&pTxFrame->m_le_bDstNodeId, |
| 553 | (BYTE) EPL_C_ADR_BROADCAST); |
| 554 | // reset Flags |
| 555 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Soc.m_le_bFlag1, (BYTE) 0); |
| 556 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Soc.m_le_bFlag2, (BYTE) 0); |
| 557 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 558 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 559 | case kEplMsgTypeSoa: |
| 560 | // destination MAC address |
| 561 | AmiSetQword48ToBe(&pTxFrame->m_be_abDstMac[0], |
| 562 | EPL_C_DLL_MULTICAST_SOA); |
| 563 | // destination node ID |
| 564 | AmiSetByteToLe(&pTxFrame->m_le_bDstNodeId, |
| 565 | (BYTE) EPL_C_ADR_BROADCAST); |
| 566 | // reset Flags |
| 567 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Soa.m_le_bFlag1, (BYTE) 0); |
| 568 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Soa.m_le_bFlag2, (BYTE) 0); |
| 569 | // EPL profile version |
| 570 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa.m_le_bEplVersion, |
| 571 | (BYTE) EPL_SPEC_VERSION); |
| 572 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 573 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 574 | case kEplMsgTypePres: |
| 575 | // destination MAC address |
| 576 | AmiSetQword48ToBe(&pTxFrame->m_be_abDstMac[0], |
| 577 | EPL_C_DLL_MULTICAST_PRES); |
| 578 | // destination node ID |
| 579 | AmiSetByteToLe(&pTxFrame->m_le_bDstNodeId, |
| 580 | (BYTE) EPL_C_ADR_BROADCAST); |
| 581 | // reset Flags |
| 582 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Pres.m_le_bFlag1, (BYTE) 0); |
| 583 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Pres.m_le_bFlag2, (BYTE) 0); |
| 584 | // PDO size |
| 585 | //AmiSetWordToLe(&pTxFrame->m_Data.m_Pres.m_le_wSize, 0); |
| 586 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 587 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 588 | case kEplMsgTypePreq: |
| 589 | // reset Flags |
| 590 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Preq.m_le_bFlag1, (BYTE) 0); |
| 591 | //AmiSetByteToLe(&pTxFrame->m_Data.m_Preq.m_le_bFlag2, (BYTE) 0); |
| 592 | // PDO size |
| 593 | //AmiSetWordToLe(&pTxFrame->m_Data.m_Preq.m_le_wSize, 0); |
| 594 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 595 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 596 | default: |
| 597 | break; |
| 598 | } |
| 599 | // EPL message type |
| 600 | AmiSetByteToLe(&pTxFrame->m_le_bMessageType, (BYTE) MsgType_p); |
| 601 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 602 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 603 | *ppFrame_p = pTxFrame; |
| 604 | *puiFrameSize_p = pTxBuffer->m_uiMaxBufferLen; |
| 605 | *puiHandle_p = uiHandle; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 606 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 607 | Exit: |
| 608 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 609 | } |
| 610 | |
| 611 | //--------------------------------------------------------------------------- |
| 612 | // |
| 613 | // Function: EplDllkDeleteTxFrame |
| 614 | // |
| 615 | // Description: deletes the buffer for a Tx frame and frees it in the |
| 616 | // ethernet driver |
| 617 | // |
| 618 | // Parameters: uiHandle_p = IN: handle to frame buffer |
| 619 | // |
| 620 | // Returns: tEplKernel = error code |
| 621 | // |
| 622 | // |
| 623 | // State: |
| 624 | // |
| 625 | //--------------------------------------------------------------------------- |
| 626 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 627 | tEplKernel EplDllkDeleteTxFrame(unsigned int uiHandle_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 628 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 629 | tEplKernel Ret = kEplSuccessful; |
| 630 | tEdrvTxBuffer *pTxBuffer = NULL; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 631 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 632 | if (uiHandle_p >= EplDllkInstance_g.m_uiMaxTxFrames) { // handle is not valid |
| 633 | Ret = kEplDllIllegalHdl; |
| 634 | goto Exit; |
| 635 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 636 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 637 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[uiHandle_p]; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 638 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 639 | // mark buffer as free so that frame will not be send in future anymore |
| 640 | // $$$ d.k. What's up with running transmissions? |
| 641 | pTxBuffer->m_uiTxMsgLen = EPL_DLLK_BUFLEN_EMPTY; |
| 642 | pTxBuffer->m_pbBuffer = NULL; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 643 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 644 | // delete Tx buffer |
| 645 | Ret = EdrvReleaseTxMsgBuffer(pTxBuffer); |
| 646 | if (Ret != kEplSuccessful) { // error occured while releasing Tx frame |
| 647 | goto Exit; |
| 648 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 649 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 650 | Exit: |
| 651 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 652 | } |
| 653 | |
| 654 | //--------------------------------------------------------------------------- |
| 655 | // |
| 656 | // Function: EplDllkProcess |
| 657 | // |
| 658 | // Description: process the passed event |
| 659 | // |
| 660 | // Parameters: pEvent_p = event to be processed |
| 661 | // |
| 662 | // Returns: tEplKernel = error code |
| 663 | // |
| 664 | // |
| 665 | // State: |
| 666 | // |
| 667 | //--------------------------------------------------------------------------- |
| 668 | |
| 669 | tEplKernel EplDllkProcess(tEplEvent * pEvent_p) |
| 670 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 671 | tEplKernel Ret = kEplSuccessful; |
| 672 | tEplFrame *pTxFrame; |
| 673 | tEdrvTxBuffer *pTxBuffer; |
| 674 | unsigned int uiHandle; |
| 675 | unsigned int uiFrameSize; |
| 676 | BYTE abMulticastMac[6]; |
| 677 | tEplDllAsyncReqPriority AsyncReqPriority; |
| 678 | unsigned int uiFrameCount; |
| 679 | tEplNmtState NmtState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 680 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 681 | tEplFrameInfo FrameInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 682 | #endif |
| 683 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 684 | switch (pEvent_p->m_EventType) { |
| 685 | case kEplEventTypeDllkCreate: |
| 686 | { |
| 687 | // $$$ reset ethernet driver |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 688 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 689 | NmtState = *((tEplNmtState *) pEvent_p->m_pArg); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 690 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 691 | // initialize flags for PRes and StatusRes |
| 692 | EplDllkInstance_g.m_bFlag1 = EPL_FRAME_FLAG1_EC; |
| 693 | EplDllkInstance_g.m_bMnFlag1 = 0; |
| 694 | EplDllkInstance_g.m_bFlag2 = 0; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 695 | |
| 696 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 697 | // initialize linked node list |
| 698 | EplDllkInstance_g.m_pFirstNodeInfo = NULL; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 699 | #endif |
| 700 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 701 | // register TxFrames in Edrv |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 702 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 703 | // IdentResponse |
| 704 | uiFrameSize = EPL_C_DLL_MINSIZE_IDENTRES; |
| 705 | Ret = |
| 706 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 707 | &uiFrameSize, kEplMsgTypeAsnd, |
| 708 | kEplDllAsndIdentResponse); |
| 709 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 710 | goto Exit; |
| 711 | } |
| 712 | // EPL profile version |
| 713 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 714 | m_IdentResponse.m_le_bEplProfileVersion, |
| 715 | (BYTE) EPL_SPEC_VERSION); |
| 716 | // FeatureFlags |
| 717 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 718 | m_IdentResponse.m_le_dwFeatureFlags, |
| 719 | EplDllkInstance_g.m_DllConfigParam. |
| 720 | m_dwFeatureFlags); |
| 721 | // MTU |
| 722 | AmiSetWordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 723 | m_IdentResponse.m_le_wMtu, |
| 724 | (WORD) EplDllkInstance_g. |
| 725 | m_DllConfigParam.m_uiAsyncMtu); |
| 726 | // PollInSize |
| 727 | AmiSetWordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 728 | m_IdentResponse.m_le_wPollInSize, |
| 729 | (WORD) EplDllkInstance_g. |
| 730 | m_DllConfigParam. |
| 731 | m_uiPreqActPayloadLimit); |
| 732 | // PollOutSize |
| 733 | AmiSetWordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 734 | m_IdentResponse.m_le_wPollOutSize, |
| 735 | (WORD) EplDllkInstance_g. |
| 736 | m_DllConfigParam. |
| 737 | m_uiPresActPayloadLimit); |
| 738 | // ResponseTime / PresMaxLatency |
| 739 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 740 | m_IdentResponse.m_le_dwResponseTime, |
| 741 | EplDllkInstance_g.m_DllConfigParam. |
| 742 | m_dwPresMaxLatency); |
| 743 | // DeviceType |
| 744 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 745 | m_IdentResponse.m_le_dwDeviceType, |
| 746 | EplDllkInstance_g.m_DllIdentParam. |
| 747 | m_dwDeviceType); |
| 748 | // VendorId |
| 749 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 750 | m_IdentResponse.m_le_dwVendorId, |
| 751 | EplDllkInstance_g.m_DllIdentParam. |
| 752 | m_dwVendorId); |
| 753 | // ProductCode |
| 754 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 755 | m_IdentResponse.m_le_dwProductCode, |
| 756 | EplDllkInstance_g.m_DllIdentParam. |
| 757 | m_dwProductCode); |
| 758 | // RevisionNumber |
| 759 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 760 | m_IdentResponse.m_le_dwRevisionNumber, |
| 761 | EplDllkInstance_g.m_DllIdentParam. |
| 762 | m_dwRevisionNumber); |
| 763 | // SerialNumber |
| 764 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 765 | m_IdentResponse.m_le_dwSerialNumber, |
| 766 | EplDllkInstance_g.m_DllIdentParam. |
| 767 | m_dwSerialNumber); |
| 768 | // VendorSpecificExt1 |
| 769 | AmiSetQword64ToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 770 | m_IdentResponse. |
| 771 | m_le_qwVendorSpecificExt1, |
| 772 | EplDllkInstance_g.m_DllIdentParam. |
| 773 | m_qwVendorSpecificExt1); |
| 774 | // VerifyConfigurationDate |
| 775 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 776 | m_IdentResponse. |
| 777 | m_le_dwVerifyConfigurationDate, |
| 778 | EplDllkInstance_g.m_DllIdentParam. |
| 779 | m_dwVerifyConfigurationDate); |
| 780 | // VerifyConfigurationTime |
| 781 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 782 | m_IdentResponse. |
| 783 | m_le_dwVerifyConfigurationTime, |
| 784 | EplDllkInstance_g.m_DllIdentParam. |
| 785 | m_dwVerifyConfigurationTime); |
| 786 | // ApplicationSwDate |
| 787 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 788 | m_IdentResponse. |
| 789 | m_le_dwApplicationSwDate, |
| 790 | EplDllkInstance_g.m_DllIdentParam. |
| 791 | m_dwApplicationSwDate); |
| 792 | // ApplicationSwTime |
| 793 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 794 | m_IdentResponse. |
| 795 | m_le_dwApplicationSwTime, |
| 796 | EplDllkInstance_g.m_DllIdentParam. |
| 797 | m_dwApplicationSwTime); |
| 798 | // IPAddress |
| 799 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 800 | m_IdentResponse.m_le_dwIpAddress, |
| 801 | EplDllkInstance_g.m_DllIdentParam. |
| 802 | m_dwIpAddress); |
| 803 | // SubnetMask |
| 804 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 805 | m_IdentResponse.m_le_dwSubnetMask, |
| 806 | EplDllkInstance_g.m_DllIdentParam. |
| 807 | m_dwSubnetMask); |
| 808 | // DefaultGateway |
| 809 | AmiSetDwordToLe(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 810 | m_IdentResponse.m_le_dwDefaultGateway, |
| 811 | EplDllkInstance_g.m_DllIdentParam. |
| 812 | m_dwDefaultGateway); |
| 813 | // HostName |
| 814 | EPL_MEMCPY(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 815 | m_IdentResponse.m_le_sHostname[0], |
| 816 | &EplDllkInstance_g.m_DllIdentParam. |
| 817 | m_sHostname[0], |
| 818 | sizeof(EplDllkInstance_g.m_DllIdentParam. |
| 819 | m_sHostname)); |
| 820 | // VendorSpecificExt2 |
| 821 | EPL_MEMCPY(&pTxFrame->m_Data.m_Asnd.m_Payload. |
| 822 | m_IdentResponse.m_le_abVendorSpecificExt2[0], |
| 823 | &EplDllkInstance_g.m_DllIdentParam. |
| 824 | m_abVendorSpecificExt2[0], |
| 825 | sizeof(EplDllkInstance_g.m_DllIdentParam. |
| 826 | m_abVendorSpecificExt2)); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 827 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 828 | // StatusResponse |
| 829 | uiFrameSize = EPL_C_DLL_MINSIZE_STATUSRES; |
| 830 | Ret = |
| 831 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 832 | &uiFrameSize, kEplMsgTypeAsnd, |
| 833 | kEplDllAsndStatusResponse); |
| 834 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 835 | goto Exit; |
| 836 | } |
| 837 | // PRes $$$ maybe move this to PDO module |
| 838 | if ((EplDllkInstance_g.m_DllConfigParam.m_fAsyncOnly == |
| 839 | FALSE) |
| 840 | && (EplDllkInstance_g.m_DllConfigParam.m_uiPresActPayloadLimit >= 36)) { // it is not configured as async-only CN, |
| 841 | // so take part in isochronous phase and register PRes frame |
| 842 | uiFrameSize = |
| 843 | EplDllkInstance_g.m_DllConfigParam. |
| 844 | m_uiPresActPayloadLimit + 24; |
| 845 | Ret = |
| 846 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 847 | &uiFrameSize, |
| 848 | kEplMsgTypePres, |
| 849 | kEplDllAsndNotDefined); |
| 850 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 851 | goto Exit; |
| 852 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 853 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 854 | // initially encode TPDO -> inform PDO module |
| 855 | FrameInfo.m_pFrame = pTxFrame; |
| 856 | FrameInfo.m_uiFrameSize = uiFrameSize; |
| 857 | Ret = EplPdokCbPdoTransmitted(&FrameInfo); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 858 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 859 | // reset cycle counter |
| 860 | EplDllkInstance_g.m_uiCycleCount = 0; |
| 861 | } else { // it is an async-only CN |
| 862 | // fool EplDllkChangeState() to think that PRes was not expected |
| 863 | EplDllkInstance_g.m_uiCycleCount = 1; |
| 864 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 865 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 866 | // NMT request |
| 867 | uiFrameSize = EPL_C_IP_MAX_MTU; |
| 868 | Ret = |
| 869 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 870 | &uiFrameSize, kEplMsgTypeAsnd, |
| 871 | kEplDllAsndNmtRequest); |
| 872 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 873 | goto Exit; |
| 874 | } |
| 875 | // mark Tx buffer as empty |
| 876 | EplDllkInstance_g.m_pTxBuffer[uiHandle].m_uiTxMsgLen = |
| 877 | EPL_DLLK_BUFLEN_EMPTY; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 878 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 879 | // non-EPL frame |
| 880 | uiFrameSize = EPL_C_IP_MAX_MTU; |
| 881 | Ret = |
| 882 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 883 | &uiFrameSize, |
| 884 | kEplMsgTypeNonEpl, |
| 885 | kEplDllAsndNotDefined); |
| 886 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 887 | goto Exit; |
| 888 | } |
| 889 | // mark Tx buffer as empty |
| 890 | EplDllkInstance_g.m_pTxBuffer[uiHandle].m_uiTxMsgLen = |
| 891 | EPL_DLLK_BUFLEN_EMPTY; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 892 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 893 | // register multicast MACs in ethernet driver |
| 894 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 895 | EPL_C_DLL_MULTICAST_SOC); |
| 896 | Ret = EdrvDefineRxMacAddrEntry(abMulticastMac); |
| 897 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 898 | EPL_C_DLL_MULTICAST_SOA); |
| 899 | Ret = EdrvDefineRxMacAddrEntry(abMulticastMac); |
| 900 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 901 | EPL_C_DLL_MULTICAST_PRES); |
| 902 | Ret = EdrvDefineRxMacAddrEntry(abMulticastMac); |
| 903 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 904 | EPL_C_DLL_MULTICAST_ASND); |
| 905 | Ret = EdrvDefineRxMacAddrEntry(abMulticastMac); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 906 | |
| 907 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 908 | if (NmtState >= kEplNmtMsNotActive) { // local node is MN |
| 909 | unsigned int uiIndex; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 910 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 911 | // SoC |
| 912 | uiFrameSize = EPL_C_DLL_MINSIZE_SOC; |
| 913 | Ret = |
| 914 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 915 | &uiFrameSize, |
| 916 | kEplMsgTypeSoc, |
| 917 | kEplDllAsndNotDefined); |
| 918 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 919 | goto Exit; |
| 920 | } |
| 921 | // SoA |
| 922 | uiFrameSize = EPL_C_DLL_MINSIZE_SOA; |
| 923 | Ret = |
| 924 | EplDllkCreateTxFrame(&uiHandle, &pTxFrame, |
| 925 | &uiFrameSize, |
| 926 | kEplMsgTypeSoa, |
| 927 | kEplDllAsndNotDefined); |
| 928 | if (Ret != kEplSuccessful) { // error occured while registering Tx frame |
| 929 | goto Exit; |
| 930 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 931 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 932 | for (uiIndex = 0; |
| 933 | uiIndex < |
| 934 | tabentries(EplDllkInstance_g.m_aNodeInfo); |
| 935 | uiIndex++) { |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 936 | // EplDllkInstance_g.m_aNodeInfo[uiIndex].m_uiNodeId = uiIndex + 1; |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 937 | EplDllkInstance_g.m_aNodeInfo[uiIndex]. |
| 938 | m_wPresPayloadLimit = |
| 939 | (WORD) EplDllkInstance_g. |
| 940 | m_DllConfigParam. |
| 941 | m_uiIsochrRxMaxPayload; |
| 942 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 943 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 944 | // calculate cycle length |
| 945 | EplDllkInstance_g.m_ullFrameTimeout = 1000LL |
| 946 | * |
| 947 | ((unsigned long long)EplDllkInstance_g. |
| 948 | m_DllConfigParam.m_dwCycleLen); |
| 949 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 950 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 951 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 952 | Ret = EplDllkCalAsyncClearBuffer(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 953 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 954 | break; |
| 955 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 956 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 957 | case kEplEventTypeDllkDestroy: |
| 958 | { |
| 959 | // destroy all data structures |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 960 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 961 | NmtState = *((tEplNmtState *) pEvent_p->m_pArg); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 962 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 963 | // delete Tx frames |
| 964 | Ret = EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_IDENTRES); |
| 965 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 966 | goto Exit; |
| 967 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 968 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 969 | Ret = EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_STATUSRES); |
| 970 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 971 | goto Exit; |
| 972 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 973 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 974 | Ret = EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_PRES); |
| 975 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 976 | goto Exit; |
| 977 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 978 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 979 | Ret = EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_NMTREQ); |
| 980 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 981 | goto Exit; |
| 982 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 983 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 984 | Ret = EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_NONEPL); |
| 985 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 986 | goto Exit; |
| 987 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 988 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 989 | if (NmtState >= kEplNmtMsNotActive) { // local node was MN |
| 990 | unsigned int uiIndex; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 991 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 992 | Ret = |
| 993 | EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_SOC); |
| 994 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 995 | goto Exit; |
| 996 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 997 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 998 | Ret = |
| 999 | EplDllkDeleteTxFrame(EPL_DLLK_TXFRAME_SOA); |
| 1000 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 1001 | goto Exit; |
| 1002 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1003 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1004 | for (uiIndex = 0; |
| 1005 | uiIndex < |
| 1006 | tabentries(EplDllkInstance_g.m_aNodeInfo); |
| 1007 | uiIndex++) { |
| 1008 | if (EplDllkInstance_g. |
| 1009 | m_aNodeInfo[uiIndex]. |
| 1010 | m_pPreqTxBuffer != NULL) { |
| 1011 | uiHandle = |
| 1012 | EplDllkInstance_g. |
| 1013 | m_aNodeInfo[uiIndex]. |
| 1014 | m_pPreqTxBuffer - |
| 1015 | EplDllkInstance_g. |
| 1016 | m_pTxBuffer; |
| 1017 | EplDllkInstance_g. |
| 1018 | m_aNodeInfo[uiIndex]. |
| 1019 | m_pPreqTxBuffer = NULL; |
| 1020 | Ret = |
| 1021 | EplDllkDeleteTxFrame |
| 1022 | (uiHandle); |
| 1023 | if (Ret != kEplSuccessful) { // error occured while deregistering Tx frame |
| 1024 | goto Exit; |
| 1025 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1026 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1027 | } |
| 1028 | EplDllkInstance_g.m_aNodeInfo[uiIndex]. |
| 1029 | m_wPresPayloadLimit = 0xFFFF; |
| 1030 | } |
| 1031 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1032 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 1033 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1034 | // deregister multicast MACs in ethernet driver |
| 1035 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 1036 | EPL_C_DLL_MULTICAST_SOC); |
| 1037 | Ret = EdrvUndefineRxMacAddrEntry(abMulticastMac); |
| 1038 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 1039 | EPL_C_DLL_MULTICAST_SOA); |
| 1040 | Ret = EdrvUndefineRxMacAddrEntry(abMulticastMac); |
| 1041 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 1042 | EPL_C_DLL_MULTICAST_PRES); |
| 1043 | Ret = EdrvUndefineRxMacAddrEntry(abMulticastMac); |
| 1044 | AmiSetQword48ToBe(&abMulticastMac[0], |
| 1045 | EPL_C_DLL_MULTICAST_ASND); |
| 1046 | Ret = EdrvUndefineRxMacAddrEntry(abMulticastMac); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1047 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1048 | // delete timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1049 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1050 | Ret = |
| 1051 | EplTimerHighReskDeleteTimer(&EplDllkInstance_g. |
| 1052 | m_TimerHdlCycle); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1053 | #endif |
| 1054 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1055 | break; |
| 1056 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1057 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1058 | case kEplEventTypeDllkFillTx: |
| 1059 | { |
| 1060 | // fill TxBuffer of specified priority with new frame if empty |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1061 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1062 | pTxFrame = NULL; |
| 1063 | AsyncReqPriority = |
| 1064 | *((tEplDllAsyncReqPriority *) pEvent_p->m_pArg); |
| 1065 | switch (AsyncReqPriority) { |
| 1066 | case kEplDllAsyncReqPrioNmt: // NMT request priority |
| 1067 | { |
| 1068 | pTxBuffer = |
| 1069 | &EplDllkInstance_g. |
| 1070 | m_pTxBuffer |
| 1071 | [EPL_DLLK_TXFRAME_NMTREQ]; |
| 1072 | if (pTxBuffer->m_pbBuffer != NULL) { // NmtRequest does exist |
| 1073 | // check if frame is empty and not being filled |
| 1074 | if (pTxBuffer->m_uiTxMsgLen == |
| 1075 | EPL_DLLK_BUFLEN_EMPTY) { |
| 1076 | // mark Tx buffer as filling is in process |
| 1077 | pTxBuffer-> |
| 1078 | m_uiTxMsgLen = |
| 1079 | EPL_DLLK_BUFLEN_FILLING; |
| 1080 | // set max buffer size as input parameter |
| 1081 | uiFrameSize = |
| 1082 | pTxBuffer-> |
| 1083 | m_uiMaxBufferLen; |
| 1084 | // copy frame from shared loop buffer to Tx buffer |
| 1085 | Ret = |
| 1086 | EplDllkCalAsyncGetTxFrame |
| 1087 | (pTxBuffer-> |
| 1088 | m_pbBuffer, |
| 1089 | &uiFrameSize, |
| 1090 | AsyncReqPriority); |
| 1091 | if (Ret == |
| 1092 | kEplSuccessful) { |
| 1093 | pTxFrame = |
| 1094 | (tEplFrame |
| 1095 | *) |
| 1096 | pTxBuffer-> |
| 1097 | m_pbBuffer; |
| 1098 | Ret = |
| 1099 | EplDllkCheckFrame |
| 1100 | (pTxFrame, |
| 1101 | uiFrameSize); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1102 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1103 | // set buffer valid |
| 1104 | pTxBuffer-> |
| 1105 | m_uiTxMsgLen |
| 1106 | = |
| 1107 | uiFrameSize; |
| 1108 | } else if (Ret == kEplDllAsyncTxBufferEmpty) { // empty Tx buffer is not a real problem |
| 1109 | // so just ignore it |
| 1110 | Ret = |
| 1111 | kEplSuccessful; |
| 1112 | // mark Tx buffer as empty |
| 1113 | pTxBuffer-> |
| 1114 | m_uiTxMsgLen |
| 1115 | = |
| 1116 | EPL_DLLK_BUFLEN_EMPTY; |
| 1117 | } |
| 1118 | } |
| 1119 | } |
| 1120 | break; |
| 1121 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1122 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1123 | default: // generic priority |
| 1124 | { |
| 1125 | pTxBuffer = |
| 1126 | &EplDllkInstance_g. |
| 1127 | m_pTxBuffer |
| 1128 | [EPL_DLLK_TXFRAME_NONEPL]; |
| 1129 | if (pTxBuffer->m_pbBuffer != NULL) { // non-EPL frame does exist |
| 1130 | // check if frame is empty and not being filled |
| 1131 | if (pTxBuffer->m_uiTxMsgLen == |
| 1132 | EPL_DLLK_BUFLEN_EMPTY) { |
| 1133 | // mark Tx buffer as filling is in process |
| 1134 | pTxBuffer-> |
| 1135 | m_uiTxMsgLen = |
| 1136 | EPL_DLLK_BUFLEN_FILLING; |
| 1137 | // set max buffer size as input parameter |
| 1138 | uiFrameSize = |
| 1139 | pTxBuffer-> |
| 1140 | m_uiMaxBufferLen; |
| 1141 | // copy frame from shared loop buffer to Tx buffer |
| 1142 | Ret = |
| 1143 | EplDllkCalAsyncGetTxFrame |
| 1144 | (pTxBuffer-> |
| 1145 | m_pbBuffer, |
| 1146 | &uiFrameSize, |
| 1147 | AsyncReqPriority); |
| 1148 | if (Ret == |
| 1149 | kEplSuccessful) { |
| 1150 | pTxFrame = |
| 1151 | (tEplFrame |
| 1152 | *) |
| 1153 | pTxBuffer-> |
| 1154 | m_pbBuffer; |
| 1155 | Ret = |
| 1156 | EplDllkCheckFrame |
| 1157 | (pTxFrame, |
| 1158 | uiFrameSize); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1159 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1160 | // set buffer valid |
| 1161 | pTxBuffer-> |
| 1162 | m_uiTxMsgLen |
| 1163 | = |
| 1164 | uiFrameSize; |
| 1165 | } else if (Ret == kEplDllAsyncTxBufferEmpty) { // empty Tx buffer is not a real problem |
| 1166 | // so just ignore it |
| 1167 | Ret = |
| 1168 | kEplSuccessful; |
| 1169 | // mark Tx buffer as empty |
| 1170 | pTxBuffer-> |
| 1171 | m_uiTxMsgLen |
| 1172 | = |
| 1173 | EPL_DLLK_BUFLEN_EMPTY; |
| 1174 | } |
| 1175 | } |
| 1176 | } |
| 1177 | break; |
| 1178 | } |
| 1179 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1180 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1181 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1182 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1183 | if ((NmtState == kEplNmtCsBasicEthernet) || (NmtState == kEplNmtMsBasicEthernet)) { // send frame immediately |
| 1184 | if (pTxFrame != NULL) { // frame is present |
| 1185 | // padding is done by Edrv or ethernet controller |
| 1186 | Ret = EdrvSendTxMsg(pTxBuffer); |
| 1187 | } else { // no frame moved to TxBuffer |
| 1188 | // check if TxBuffers contain unsent frames |
| 1189 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen > EPL_DLLK_BUFLEN_EMPTY) { // NMT request Tx buffer contains a frame |
| 1190 | Ret = |
| 1191 | EdrvSendTxMsg |
| 1192 | (&EplDllkInstance_g. |
| 1193 | m_pTxBuffer |
| 1194 | [EPL_DLLK_TXFRAME_NMTREQ]); |
| 1195 | } else if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NONEPL].m_uiTxMsgLen > EPL_DLLK_BUFLEN_EMPTY) { // non-EPL Tx buffer contains a frame |
| 1196 | Ret = |
| 1197 | EdrvSendTxMsg |
| 1198 | (&EplDllkInstance_g. |
| 1199 | m_pTxBuffer |
| 1200 | [EPL_DLLK_TXFRAME_NONEPL]); |
| 1201 | } |
| 1202 | if (Ret == kEplInvalidOperation) { // ignore error if caused by already active transmission |
| 1203 | Ret = kEplSuccessful; |
| 1204 | } |
| 1205 | } |
| 1206 | // reset PRes flag 2 |
| 1207 | EplDllkInstance_g.m_bFlag2 = 0; |
| 1208 | } else { |
| 1209 | // update Flag 2 (PR, RS) |
| 1210 | Ret = |
| 1211 | EplDllkCalAsyncGetTxCount(&AsyncReqPriority, |
| 1212 | &uiFrameCount); |
| 1213 | if (AsyncReqPriority == kEplDllAsyncReqPrioNmt) { // non-empty FIFO with hightest priority is for NMT requests |
| 1214 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen > EPL_DLLK_BUFLEN_EMPTY) { // NMT request Tx buffer contains a frame |
| 1215 | // add one more frame |
| 1216 | uiFrameCount++; |
| 1217 | } |
| 1218 | } else { // non-empty FIFO with highest priority is for generic frames |
| 1219 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen > EPL_DLLK_BUFLEN_EMPTY) { // NMT request Tx buffer contains a frame |
| 1220 | // use NMT request FIFO, because of higher priority |
| 1221 | uiFrameCount = 1; |
| 1222 | AsyncReqPriority = |
| 1223 | kEplDllAsyncReqPrioNmt; |
| 1224 | } else if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NONEPL].m_uiTxMsgLen > EPL_DLLK_BUFLEN_EMPTY) { // non-EPL Tx buffer contains a frame |
| 1225 | // use NMT request FIFO, because of higher priority |
| 1226 | // add one more frame |
| 1227 | uiFrameCount++; |
| 1228 | } |
| 1229 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1230 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1231 | if (uiFrameCount > 7) { // limit frame request to send counter to 7 |
| 1232 | uiFrameCount = 7; |
| 1233 | } |
| 1234 | if (uiFrameCount > 0) { |
| 1235 | EplDllkInstance_g.m_bFlag2 = |
| 1236 | (BYTE) (((AsyncReqPriority << |
| 1237 | EPL_FRAME_FLAG2_PR_SHIFT) |
| 1238 | & EPL_FRAME_FLAG2_PR) |
| 1239 | | (uiFrameCount & |
| 1240 | EPL_FRAME_FLAG2_RS)); |
| 1241 | } else { |
| 1242 | EplDllkInstance_g.m_bFlag2 = 0; |
| 1243 | } |
| 1244 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1245 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1246 | break; |
| 1247 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1248 | |
| 1249 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1250 | case kEplEventTypeDllkStartReducedCycle: |
| 1251 | { |
| 1252 | // start the reduced cycle by programming the cycle timer |
| 1253 | // it is issued by NMT MN module, when PreOp1 is entered |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1254 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1255 | // clear the asynchronous queues |
| 1256 | Ret = EplDllkCalAsyncClearQueues(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1257 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1258 | // reset cycle counter (everytime a SoA is triggerd in PreOp1 the counter is incremented |
| 1259 | // and when it reaches EPL_C_DLL_PREOP1_START_CYCLES the SoA may contain invitations) |
| 1260 | EplDllkInstance_g.m_uiCycleCount = 0; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1261 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1262 | // remove any CN from isochronous phase |
| 1263 | while (EplDllkInstance_g.m_pFirstNodeInfo != NULL) { |
| 1264 | EplDllkDeleteNode(EplDllkInstance_g. |
| 1265 | m_pFirstNodeInfo->m_uiNodeId); |
| 1266 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1267 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1268 | // change state to NonCyclic, |
| 1269 | // hence EplDllkChangeState() will not ignore the next call |
| 1270 | EplDllkInstance_g.m_DllState = kEplDllMsNonCyclic; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1271 | |
| 1272 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1273 | if (EplDllkInstance_g.m_DllConfigParam. |
| 1274 | m_dwAsyncSlotTimeout != 0) { |
| 1275 | Ret = |
| 1276 | EplTimerHighReskModifyTimerNs |
| 1277 | (&EplDllkInstance_g.m_TimerHdlCycle, |
| 1278 | EplDllkInstance_g.m_DllConfigParam. |
| 1279 | m_dwAsyncSlotTimeout, |
| 1280 | EplDllkCbMnTimerCycle, 0L, FALSE); |
| 1281 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1282 | #endif |
| 1283 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1284 | break; |
| 1285 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1286 | #endif |
| 1287 | |
| 1288 | #if EPL_DLL_PRES_READY_AFTER_SOA != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1289 | case kEplEventTypeDllkPresReady: |
| 1290 | { |
| 1291 | // post PRes to transmit FIFO |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1292 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1293 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1294 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1295 | if (NmtState != kEplNmtCsBasicEthernet) { |
| 1296 | // Does PRes exist? |
| 1297 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_PRES].m_pbBuffer != NULL) { // PRes does exist |
| 1298 | pTxFrame = |
| 1299 | (tEplFrame *) EplDllkInstance_g. |
| 1300 | m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]. |
| 1301 | m_pbBuffer; |
| 1302 | // update frame (NMT state, RD, RS, PR, MS, EN flags) |
| 1303 | if (NmtState < kEplNmtCsPreOperational2) { // NMT state is not PreOp2, ReadyToOp or Op |
| 1304 | // fake NMT state PreOp2, because PRes will be sent only in PreOp2 or greater |
| 1305 | NmtState = |
| 1306 | kEplNmtCsPreOperational2; |
| 1307 | } |
| 1308 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 1309 | m_le_bNmtStatus, |
| 1310 | (BYTE) NmtState); |
| 1311 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 1312 | m_le_bFlag2, |
| 1313 | EplDllkInstance_g. |
| 1314 | m_bFlag2); |
| 1315 | if (NmtState != kEplNmtCsOperational) { // mark PDO as invalid in NMT state Op |
| 1316 | // $$$ reset only RD flag; set other flags appropriately |
| 1317 | AmiSetByteToLe(&pTxFrame-> |
| 1318 | m_Data.m_Pres. |
| 1319 | m_le_bFlag1, 0); |
| 1320 | } |
| 1321 | // $$$ make function that updates Pres, StatusRes |
| 1322 | // mark PRes frame as ready for transmission |
| 1323 | Ret = |
| 1324 | EdrvTxMsgReady(&EplDllkInstance_g. |
| 1325 | m_pTxBuffer |
| 1326 | [EPL_DLLK_TXFRAME_PRES]); |
| 1327 | } |
| 1328 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1329 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1330 | break; |
| 1331 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1332 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1333 | default: |
| 1334 | { |
| 1335 | ASSERTMSG(FALSE, |
| 1336 | "EplDllkProcess(): unhandled event type!\n"); |
| 1337 | } |
| 1338 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1339 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1340 | Exit: |
| 1341 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1342 | } |
| 1343 | |
| 1344 | //--------------------------------------------------------------------------- |
| 1345 | // |
| 1346 | // Function: EplDllkConfig |
| 1347 | // |
| 1348 | // Description: configure parameters of DLL |
| 1349 | // |
| 1350 | // Parameters: pDllConfigParam_p = configuration parameters |
| 1351 | // |
| 1352 | // Returns: tEplKernel = error code |
| 1353 | // |
| 1354 | // |
| 1355 | // State: |
| 1356 | // |
| 1357 | //--------------------------------------------------------------------------- |
| 1358 | |
| 1359 | tEplKernel EplDllkConfig(tEplDllConfigParam * pDllConfigParam_p) |
| 1360 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1361 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1362 | |
| 1363 | // d.k. check of NMT state disabled, because CycleLen is programmed at run time by MN without reset of CN |
| 1364 | /*tEplNmtState NmtState; |
| 1365 | |
| 1366 | NmtState = EplNmtkGetNmtState(); |
| 1367 | |
| 1368 | if (NmtState > kEplNmtGsResetConfiguration) |
| 1369 | { // only allowed in state DLL_GS_INIT |
| 1370 | Ret = kEplInvalidOperation; |
| 1371 | goto Exit; |
| 1372 | } |
| 1373 | */ |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1374 | EPL_MEMCPY(&EplDllkInstance_g.m_DllConfigParam, pDllConfigParam_p, |
| 1375 | (pDllConfigParam_p->m_uiSizeOfStruct < |
| 1376 | sizeof(tEplDllConfigParam) ? pDllConfigParam_p-> |
| 1377 | m_uiSizeOfStruct : sizeof(tEplDllConfigParam))); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1378 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1379 | if ((EplDllkInstance_g.m_DllConfigParam.m_dwCycleLen != 0) |
| 1380 | && (EplDllkInstance_g.m_DllConfigParam.m_dwLossOfFrameTolerance != 0)) { // monitor EPL cycle, calculate frame timeout |
| 1381 | EplDllkInstance_g.m_ullFrameTimeout = (1000LL |
| 1382 | * |
| 1383 | ((unsigned long long) |
| 1384 | EplDllkInstance_g. |
| 1385 | m_DllConfigParam. |
| 1386 | m_dwCycleLen)) |
| 1387 | + |
| 1388 | ((unsigned long long)EplDllkInstance_g.m_DllConfigParam. |
| 1389 | m_dwLossOfFrameTolerance); |
| 1390 | } else { |
| 1391 | EplDllkInstance_g.m_ullFrameTimeout = 0LL; |
| 1392 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1393 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1394 | if (EplDllkInstance_g.m_DllConfigParam.m_fAsyncOnly != FALSE) { // it is configured as async-only CN |
| 1395 | // disable multiplexed cycle, that m_uiCycleCount will not be incremented spuriously on SoC |
| 1396 | EplDllkInstance_g.m_DllConfigParam.m_uiMultiplCycleCnt = 0; |
| 1397 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1398 | //Exit: |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1399 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1400 | } |
| 1401 | |
| 1402 | //--------------------------------------------------------------------------- |
| 1403 | // |
| 1404 | // Function: EplDllkSetIdentity |
| 1405 | // |
| 1406 | // Description: configure identity of local node for IdentResponse |
| 1407 | // |
| 1408 | // Parameters: pDllIdentParam_p = identity |
| 1409 | // |
| 1410 | // Returns: tEplKernel = error code |
| 1411 | // |
| 1412 | // |
| 1413 | // State: |
| 1414 | // |
| 1415 | //--------------------------------------------------------------------------- |
| 1416 | |
| 1417 | tEplKernel EplDllkSetIdentity(tEplDllIdentParam * pDllIdentParam_p) |
| 1418 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1419 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1420 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1421 | EPL_MEMCPY(&EplDllkInstance_g.m_DllIdentParam, pDllIdentParam_p, |
| 1422 | (pDllIdentParam_p->m_uiSizeOfStruct < |
| 1423 | sizeof(tEplDllIdentParam) ? pDllIdentParam_p-> |
| 1424 | m_uiSizeOfStruct : sizeof(tEplDllIdentParam))); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1425 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1426 | // $$$ if IdentResponse frame exists update it |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1427 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1428 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1429 | } |
| 1430 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1431 | //--------------------------------------------------------------------------- |
| 1432 | // |
| 1433 | // Function: EplDllkRegAsyncHandler |
| 1434 | // |
| 1435 | // Description: registers handler for non-EPL frames |
| 1436 | // |
| 1437 | // Parameters: pfnDllkCbAsync_p = pointer to callback function |
| 1438 | // |
| 1439 | // Returns: tEplKernel = error code |
| 1440 | // |
| 1441 | // |
| 1442 | // State: |
| 1443 | // |
| 1444 | //--------------------------------------------------------------------------- |
| 1445 | |
| 1446 | tEplKernel EplDllkRegAsyncHandler(tEplDllkCbAsync pfnDllkCbAsync_p) |
| 1447 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1448 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1449 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1450 | if (EplDllkInstance_g.m_pfnCbAsync == NULL) { // no handler registered yet |
| 1451 | EplDllkInstance_g.m_pfnCbAsync = pfnDllkCbAsync_p; |
| 1452 | } else { // handler already registered |
| 1453 | Ret = kEplDllCbAsyncRegistered; |
| 1454 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1455 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1456 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1457 | } |
| 1458 | |
| 1459 | //--------------------------------------------------------------------------- |
| 1460 | // |
| 1461 | // Function: EplDllkDeregAsyncHandler |
| 1462 | // |
| 1463 | // Description: deregisters handler for non-EPL frames |
| 1464 | // |
| 1465 | // Parameters: pfnDllkCbAsync_p = pointer to callback function |
| 1466 | // |
| 1467 | // Returns: tEplKernel = error code |
| 1468 | // |
| 1469 | // |
| 1470 | // State: |
| 1471 | // |
| 1472 | //--------------------------------------------------------------------------- |
| 1473 | |
| 1474 | tEplKernel EplDllkDeregAsyncHandler(tEplDllkCbAsync pfnDllkCbAsync_p) |
| 1475 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1476 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1477 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1478 | if (EplDllkInstance_g.m_pfnCbAsync == pfnDllkCbAsync_p) { // same handler is registered |
| 1479 | // deregister it |
| 1480 | EplDllkInstance_g.m_pfnCbAsync = NULL; |
| 1481 | } else { // wrong handler or no handler registered |
| 1482 | Ret = kEplDllCbAsyncRegistered; |
| 1483 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1484 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1485 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1486 | } |
| 1487 | |
| 1488 | //--------------------------------------------------------------------------- |
| 1489 | // |
| 1490 | // Function: EplDllkSetAsndServiceIdFilter() |
| 1491 | // |
| 1492 | // Description: sets the specified node ID filter for the specified |
| 1493 | // AsndServiceId. It registers C_DLL_MULTICAST_ASND in ethernet |
| 1494 | // driver if any AsndServiceId is open. |
| 1495 | // |
| 1496 | // Parameters: ServiceId_p = ASnd Service ID |
| 1497 | // Filter_p = node ID filter |
| 1498 | // |
| 1499 | // Returns: tEplKernel = error code |
| 1500 | // |
| 1501 | // |
| 1502 | // State: |
| 1503 | // |
| 1504 | //--------------------------------------------------------------------------- |
| 1505 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1506 | tEplKernel EplDllkSetAsndServiceIdFilter(tEplDllAsndServiceId ServiceId_p, |
| 1507 | tEplDllAsndFilter Filter_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1508 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1509 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1510 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1511 | if (ServiceId_p < tabentries(EplDllkInstance_g.m_aAsndFilter)) { |
| 1512 | EplDllkInstance_g.m_aAsndFilter[ServiceId_p] = Filter_p; |
| 1513 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1514 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1515 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1516 | } |
| 1517 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1518 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 1519 | |
| 1520 | //--------------------------------------------------------------------------- |
| 1521 | // |
| 1522 | // Function: EplDllkSetFlag1OfNode() |
| 1523 | // |
| 1524 | // Description: sets Flag1 (for PReq and SoA) of the specified node ID. |
| 1525 | // |
| 1526 | // Parameters: uiNodeId_p = node ID |
| 1527 | // bSoaFlag1_p = flag1 |
| 1528 | // |
| 1529 | // Returns: tEplKernel = error code |
| 1530 | // |
| 1531 | // |
| 1532 | // State: |
| 1533 | // |
| 1534 | //--------------------------------------------------------------------------- |
| 1535 | |
| 1536 | tEplKernel EplDllkSetFlag1OfNode(unsigned int uiNodeId_p, BYTE bSoaFlag1_p) |
| 1537 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1538 | tEplKernel Ret = kEplSuccessful; |
| 1539 | tEplDllkNodeInfo *pNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1540 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1541 | pNodeInfo = EplDllkGetNodeInfo(uiNodeId_p); |
| 1542 | if (pNodeInfo == NULL) { // no node info structure available |
| 1543 | Ret = kEplDllNoNodeInfo; |
| 1544 | goto Exit; |
| 1545 | } |
| 1546 | // store flag1 in internal node info structure |
| 1547 | pNodeInfo->m_bSoaFlag1 = bSoaFlag1_p; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1548 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1549 | Exit: |
| 1550 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1551 | } |
| 1552 | |
| 1553 | //--------------------------------------------------------------------------- |
| 1554 | // |
| 1555 | // Function: EplDllkGetFirstNodeInfo() |
| 1556 | // |
| 1557 | // Description: returns first info structure of first node in isochronous phase. |
| 1558 | // It is only useful for ErrorHandlerk module. |
| 1559 | // |
| 1560 | // Parameters: ppNodeInfo_p = pointer to pointer of internal node info structure |
| 1561 | // |
| 1562 | // Returns: tEplKernel = error code |
| 1563 | // |
| 1564 | // |
| 1565 | // State: |
| 1566 | // |
| 1567 | //--------------------------------------------------------------------------- |
| 1568 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1569 | tEplKernel EplDllkGetFirstNodeInfo(tEplDllkNodeInfo ** ppNodeInfo_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1570 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1571 | tEplKernel Ret = kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1572 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1573 | *ppNodeInfo_p = EplDllkInstance_g.m_pFirstNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1574 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1575 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1576 | } |
| 1577 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1578 | //--------------------------------------------------------------------------- |
| 1579 | // |
| 1580 | // Function: EplDllkAddNode() |
| 1581 | // |
| 1582 | // Description: adds the specified node to the isochronous phase. |
| 1583 | // |
| 1584 | // Parameters: pNodeInfo_p = pointer of node info structure |
| 1585 | // |
| 1586 | // Returns: tEplKernel = error code |
| 1587 | // |
| 1588 | // |
| 1589 | // State: |
| 1590 | // |
| 1591 | //--------------------------------------------------------------------------- |
| 1592 | |
| 1593 | tEplKernel EplDllkAddNode(tEplDllNodeInfo * pNodeInfo_p) |
| 1594 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1595 | tEplKernel Ret = kEplSuccessful; |
| 1596 | tEplDllkNodeInfo *pIntNodeInfo; |
| 1597 | tEplDllkNodeInfo **ppIntNodeInfo; |
| 1598 | unsigned int uiHandle; |
| 1599 | tEplFrame *pFrame; |
| 1600 | unsigned int uiFrameSize; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1601 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1602 | pIntNodeInfo = EplDllkGetNodeInfo(pNodeInfo_p->m_uiNodeId); |
| 1603 | if (pIntNodeInfo == NULL) { // no node info structure available |
| 1604 | Ret = kEplDllNoNodeInfo; |
| 1605 | goto Exit; |
| 1606 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1607 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1608 | EPL_DLLK_DBG_POST_TRACE_VALUE(kEplEventTypeDllkAddNode, |
| 1609 | pNodeInfo_p->m_uiNodeId, 0); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1610 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1611 | // copy node configuration |
| 1612 | pIntNodeInfo->m_dwPresTimeout = pNodeInfo_p->m_dwPresTimeout; |
| 1613 | pIntNodeInfo->m_wPresPayloadLimit = pNodeInfo_p->m_wPresPayloadLimit; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1614 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1615 | // $$$ d.k.: actually add node only if MN. On CN it is sufficient to update the node configuration |
| 1616 | if (pNodeInfo_p->m_uiNodeId == EplDllkInstance_g.m_DllConfigParam.m_uiNodeId) { // we shall send PRes ourself |
| 1617 | // insert our node at the end of the list |
| 1618 | ppIntNodeInfo = &EplDllkInstance_g.m_pFirstNodeInfo; |
| 1619 | while ((*ppIntNodeInfo != NULL) |
| 1620 | && ((*ppIntNodeInfo)->m_pNextNodeInfo != NULL)) { |
| 1621 | ppIntNodeInfo = &(*ppIntNodeInfo)->m_pNextNodeInfo; |
| 1622 | } |
| 1623 | if (*ppIntNodeInfo != NULL) { |
| 1624 | if ((*ppIntNodeInfo)->m_uiNodeId == pNodeInfo_p->m_uiNodeId) { // node was already added to list |
| 1625 | // $$$ d.k. maybe this should be an error |
| 1626 | goto Exit; |
| 1627 | } else { // add our node at the end of the list |
| 1628 | ppIntNodeInfo = |
| 1629 | &(*ppIntNodeInfo)->m_pNextNodeInfo; |
| 1630 | } |
| 1631 | } |
| 1632 | // set "PReq"-TxBuffer to PRes-TxBuffer |
| 1633 | pIntNodeInfo->m_pPreqTxBuffer = |
| 1634 | &EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]; |
| 1635 | } else { // normal CN shall be added to isochronous phase |
| 1636 | // insert node into list in ascending order |
| 1637 | ppIntNodeInfo = &EplDllkInstance_g.m_pFirstNodeInfo; |
| 1638 | while ((*ppIntNodeInfo != NULL) |
| 1639 | && ((*ppIntNodeInfo)->m_uiNodeId < |
| 1640 | pNodeInfo_p->m_uiNodeId) |
| 1641 | && ((*ppIntNodeInfo)->m_uiNodeId != |
| 1642 | EplDllkInstance_g.m_DllConfigParam.m_uiNodeId)) { |
| 1643 | ppIntNodeInfo = &(*ppIntNodeInfo)->m_pNextNodeInfo; |
| 1644 | } |
| 1645 | if ((*ppIntNodeInfo != NULL) && ((*ppIntNodeInfo)->m_uiNodeId == pNodeInfo_p->m_uiNodeId)) { // node was already added to list |
| 1646 | // $$$ d.k. maybe this should be an error |
| 1647 | goto Exit; |
| 1648 | } |
| 1649 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1650 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1651 | // initialize elements of internal node info structure |
| 1652 | pIntNodeInfo->m_bSoaFlag1 = 0; |
| 1653 | pIntNodeInfo->m_fSoftDelete = FALSE; |
| 1654 | pIntNodeInfo->m_NmtState = kEplNmtCsNotActive; |
| 1655 | if (pIntNodeInfo->m_pPreqTxBuffer == NULL) { // create TxBuffer entry |
| 1656 | uiFrameSize = pNodeInfo_p->m_wPreqPayloadLimit + 24; |
| 1657 | Ret = |
| 1658 | EplDllkCreateTxFrame(&uiHandle, &pFrame, &uiFrameSize, |
| 1659 | kEplMsgTypePreq, |
| 1660 | kEplDllAsndNotDefined); |
| 1661 | if (Ret != kEplSuccessful) { |
| 1662 | goto Exit; |
| 1663 | } |
| 1664 | pIntNodeInfo->m_pPreqTxBuffer = |
| 1665 | &EplDllkInstance_g.m_pTxBuffer[uiHandle]; |
| 1666 | AmiSetByteToLe(&pFrame->m_le_bDstNodeId, |
| 1667 | (BYTE) pNodeInfo_p->m_uiNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1668 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1669 | // set up destination MAC address |
| 1670 | EPL_MEMCPY(pFrame->m_be_abDstMac, pIntNodeInfo->m_be_abMacAddr, |
| 1671 | 6); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1672 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1673 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
| 1674 | { |
| 1675 | tEplFrameInfo FrameInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1676 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1677 | // initially encode TPDO -> inform PDO module |
| 1678 | FrameInfo.m_pFrame = pFrame; |
| 1679 | FrameInfo.m_uiFrameSize = uiFrameSize; |
| 1680 | Ret = EplPdokCbPdoTransmitted(&FrameInfo); |
| 1681 | } |
| 1682 | #endif |
| 1683 | } |
| 1684 | pIntNodeInfo->m_ulDllErrorEvents = 0L; |
| 1685 | // add node to list |
| 1686 | pIntNodeInfo->m_pNextNodeInfo = *ppIntNodeInfo; |
| 1687 | *ppIntNodeInfo = pIntNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1688 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1689 | Exit: |
| 1690 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1691 | } |
| 1692 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1693 | //--------------------------------------------------------------------------- |
| 1694 | // |
| 1695 | // Function: EplDllkDeleteNode() |
| 1696 | // |
| 1697 | // Description: removes the specified node from the isochronous phase. |
| 1698 | // |
| 1699 | // Parameters: uiNodeId_p = node ID |
| 1700 | // |
| 1701 | // Returns: tEplKernel = error code |
| 1702 | // |
| 1703 | // |
| 1704 | // State: |
| 1705 | // |
| 1706 | //--------------------------------------------------------------------------- |
| 1707 | |
| 1708 | tEplKernel EplDllkDeleteNode(unsigned int uiNodeId_p) |
| 1709 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1710 | tEplKernel Ret = kEplSuccessful; |
| 1711 | tEplDllkNodeInfo *pIntNodeInfo; |
| 1712 | tEplDllkNodeInfo **ppIntNodeInfo; |
| 1713 | unsigned int uiHandle; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1714 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1715 | pIntNodeInfo = EplDllkGetNodeInfo(uiNodeId_p); |
| 1716 | if (pIntNodeInfo == NULL) { // no node info structure available |
| 1717 | Ret = kEplDllNoNodeInfo; |
| 1718 | goto Exit; |
| 1719 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1720 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1721 | EPL_DLLK_DBG_POST_TRACE_VALUE(kEplEventTypeDllkDelNode, uiNodeId_p, 0); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1722 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1723 | // search node in whole list |
| 1724 | ppIntNodeInfo = &EplDllkInstance_g.m_pFirstNodeInfo; |
| 1725 | while ((*ppIntNodeInfo != NULL) |
| 1726 | && ((*ppIntNodeInfo)->m_uiNodeId != uiNodeId_p)) { |
| 1727 | ppIntNodeInfo = &(*ppIntNodeInfo)->m_pNextNodeInfo; |
| 1728 | } |
| 1729 | if ((*ppIntNodeInfo == NULL) || ((*ppIntNodeInfo)->m_uiNodeId != uiNodeId_p)) { // node was not found in list |
| 1730 | // $$$ d.k. maybe this should be an error |
| 1731 | goto Exit; |
| 1732 | } |
| 1733 | // remove node from list |
| 1734 | *ppIntNodeInfo = pIntNodeInfo->m_pNextNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1735 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1736 | if ((pIntNodeInfo->m_pPreqTxBuffer != NULL) |
| 1737 | && (pIntNodeInfo->m_pPreqTxBuffer != &EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_PRES])) { // delete TxBuffer entry |
| 1738 | uiHandle = |
| 1739 | pIntNodeInfo->m_pPreqTxBuffer - |
| 1740 | EplDllkInstance_g.m_pTxBuffer; |
| 1741 | pIntNodeInfo->m_pPreqTxBuffer = NULL; |
| 1742 | Ret = EplDllkDeleteTxFrame(uiHandle); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1743 | /* if (Ret != kEplSuccessful) |
| 1744 | { |
| 1745 | goto Exit; |
| 1746 | }*/ |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1747 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1748 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1749 | Exit: |
| 1750 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1751 | } |
| 1752 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1753 | //--------------------------------------------------------------------------- |
| 1754 | // |
| 1755 | // Function: EplDllkSoftDeleteNode() |
| 1756 | // |
| 1757 | // Description: removes the specified node not immediately from the isochronous phase. |
| 1758 | // Instead the will be removed after error (late/loss PRes) without |
| 1759 | // charging the error. |
| 1760 | // |
| 1761 | // Parameters: uiNodeId_p = node ID |
| 1762 | // |
| 1763 | // Returns: tEplKernel = error code |
| 1764 | // |
| 1765 | // |
| 1766 | // State: |
| 1767 | // |
| 1768 | //--------------------------------------------------------------------------- |
| 1769 | |
| 1770 | tEplKernel EplDllkSoftDeleteNode(unsigned int uiNodeId_p) |
| 1771 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1772 | tEplKernel Ret = kEplSuccessful; |
| 1773 | tEplDllkNodeInfo *pIntNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1774 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1775 | pIntNodeInfo = EplDllkGetNodeInfo(uiNodeId_p); |
| 1776 | if (pIntNodeInfo == NULL) { // no node info structure available |
| 1777 | Ret = kEplDllNoNodeInfo; |
| 1778 | goto Exit; |
| 1779 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1780 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1781 | EPL_DLLK_DBG_POST_TRACE_VALUE(kEplEventTypeDllkSoftDelNode, |
| 1782 | uiNodeId_p, 0); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1783 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1784 | pIntNodeInfo->m_fSoftDelete = TRUE; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1785 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1786 | Exit: |
| 1787 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1788 | } |
| 1789 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1790 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 1791 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1792 | //=========================================================================// |
| 1793 | // // |
| 1794 | // P R I V A T E F U N C T I O N S // |
| 1795 | // // |
| 1796 | //=========================================================================// |
| 1797 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1798 | //--------------------------------------------------------------------------- |
| 1799 | // |
| 1800 | // Function: EplDllkChangeState |
| 1801 | // |
| 1802 | // Description: change DLL state on event and diagnose some communication errors |
| 1803 | // |
| 1804 | // Parameters: NmtEvent_p = DLL event (wrapped in NMT event) |
| 1805 | // |
| 1806 | // Returns: tEplKernel = error code |
| 1807 | // |
| 1808 | // |
| 1809 | // State: |
| 1810 | // |
| 1811 | //--------------------------------------------------------------------------- |
| 1812 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1813 | static tEplKernel EplDllkChangeState(tEplNmtEvent NmtEvent_p, |
| 1814 | tEplNmtState NmtState_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1815 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1816 | tEplKernel Ret = kEplSuccessful; |
| 1817 | tEplEvent Event; |
| 1818 | tEplErrorHandlerkEvent DllEvent; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1819 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1820 | DllEvent.m_ulDllErrorEvents = 0; |
| 1821 | DllEvent.m_uiNodeId = 0; |
| 1822 | DllEvent.m_NmtState = NmtState_p; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1823 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1824 | switch (NmtState_p) { |
| 1825 | case kEplNmtGsOff: |
| 1826 | case kEplNmtGsInitialising: |
| 1827 | case kEplNmtGsResetApplication: |
| 1828 | case kEplNmtGsResetCommunication: |
| 1829 | case kEplNmtGsResetConfiguration: |
| 1830 | case kEplNmtCsBasicEthernet: |
| 1831 | // enter DLL_GS_INIT |
| 1832 | EplDllkInstance_g.m_DllState = kEplDllGsInit; |
| 1833 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1834 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1835 | case kEplNmtCsNotActive: |
| 1836 | case kEplNmtCsPreOperational1: |
| 1837 | // reduced EPL cycle is active |
| 1838 | if (NmtEvent_p == kEplNmtEventDllCeSoc) { // SoC received |
| 1839 | // enter DLL_CS_WAIT_PREQ |
| 1840 | EplDllkInstance_g.m_DllState = kEplDllCsWaitPreq; |
| 1841 | } else { |
| 1842 | // enter DLL_GS_INIT |
| 1843 | EplDllkInstance_g.m_DllState = kEplDllGsInit; |
| 1844 | } |
| 1845 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1846 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1847 | case kEplNmtCsPreOperational2: |
| 1848 | case kEplNmtCsReadyToOperate: |
| 1849 | case kEplNmtCsOperational: |
| 1850 | // full EPL cycle is active |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1851 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1852 | switch (EplDllkInstance_g.m_DllState) { |
| 1853 | case kEplDllCsWaitPreq: |
| 1854 | switch (NmtEvent_p) { |
| 1855 | // DLL_CT2 |
| 1856 | case kEplNmtEventDllCePreq: |
| 1857 | // enter DLL_CS_WAIT_SOA |
| 1858 | DllEvent.m_ulDllErrorEvents |= |
| 1859 | EPL_DLL_ERR_CN_RECVD_PREQ; |
| 1860 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoa; |
| 1861 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1862 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1863 | // DLL_CT8 |
| 1864 | case kEplNmtEventDllCeFrameTimeout: |
| 1865 | if (NmtState_p == kEplNmtCsPreOperational2) { // ignore frame timeout in PreOp2, |
| 1866 | // because the previously configured cycle len |
| 1867 | // may be wrong. |
| 1868 | // 2008/10/15 d.k. If it would not be ignored, |
| 1869 | // we would go cyclically to PreOp1 and on next |
| 1870 | // SoC back to PreOp2. |
| 1871 | break; |
| 1872 | } |
| 1873 | // report DLL_CEV_LOSS_SOC and DLL_CEV_LOSS_SOA |
| 1874 | DllEvent.m_ulDllErrorEvents |= |
| 1875 | EPL_DLL_ERR_CN_LOSS_SOA | |
| 1876 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1877 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1878 | // enter DLL_CS_WAIT_SOC |
| 1879 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoc; |
| 1880 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1881 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1882 | case kEplNmtEventDllCeSoa: |
| 1883 | // check if multiplexed and PReq should have been received in this cycle |
| 1884 | // and if >= NMT_CS_READY_TO_OPERATE |
| 1885 | if ((EplDllkInstance_g.m_uiCycleCount == 0) |
| 1886 | && (NmtState_p >= kEplNmtCsReadyToOperate)) { // report DLL_CEV_LOSS_OF_PREQ |
| 1887 | DllEvent.m_ulDllErrorEvents |= |
| 1888 | EPL_DLL_ERR_CN_LOSS_PREQ; |
| 1889 | } |
| 1890 | // enter DLL_CS_WAIT_SOC |
| 1891 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoc; |
| 1892 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1893 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1894 | // DLL_CT7 |
| 1895 | case kEplNmtEventDllCeSoc: |
| 1896 | case kEplNmtEventDllCeAsnd: |
| 1897 | // report DLL_CEV_LOSS_SOA |
| 1898 | DllEvent.m_ulDllErrorEvents |= |
| 1899 | EPL_DLL_ERR_CN_LOSS_SOA; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1900 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1901 | case kEplNmtEventDllCePres: |
| 1902 | default: |
| 1903 | // remain in this state |
| 1904 | break; |
| 1905 | } |
| 1906 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1907 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1908 | case kEplDllCsWaitSoc: |
| 1909 | switch (NmtEvent_p) { |
| 1910 | // DLL_CT1 |
| 1911 | case kEplNmtEventDllCeSoc: |
| 1912 | // start of cycle and isochronous phase |
| 1913 | // enter DLL_CS_WAIT_PREQ |
| 1914 | EplDllkInstance_g.m_DllState = |
| 1915 | kEplDllCsWaitPreq; |
| 1916 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1917 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1918 | // DLL_CT4 |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1919 | // case kEplNmtEventDllCePres: |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1920 | case kEplNmtEventDllCeFrameTimeout: |
| 1921 | if (NmtState_p == kEplNmtCsPreOperational2) { // ignore frame timeout in PreOp2, |
| 1922 | // because the previously configured cycle len |
| 1923 | // may be wrong. |
| 1924 | // 2008/10/15 d.k. If it would not be ignored, |
| 1925 | // we would go cyclically to PreOp1 and on next |
| 1926 | // SoC back to PreOp2. |
| 1927 | break; |
| 1928 | } |
| 1929 | // fall through |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1930 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1931 | case kEplNmtEventDllCePreq: |
| 1932 | case kEplNmtEventDllCeSoa: |
| 1933 | // report DLL_CEV_LOSS_SOC |
| 1934 | DllEvent.m_ulDllErrorEvents |= |
| 1935 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1936 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1937 | case kEplNmtEventDllCeAsnd: |
| 1938 | default: |
| 1939 | // remain in this state |
| 1940 | break; |
| 1941 | } |
| 1942 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1943 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1944 | case kEplDllCsWaitSoa: |
| 1945 | switch (NmtEvent_p) { |
| 1946 | case kEplNmtEventDllCeFrameTimeout: |
| 1947 | // DLL_CT3 |
| 1948 | if (NmtState_p == kEplNmtCsPreOperational2) { // ignore frame timeout in PreOp2, |
| 1949 | // because the previously configured cycle len |
| 1950 | // may be wrong. |
| 1951 | // 2008/10/15 d.k. If it would not be ignored, |
| 1952 | // we would go cyclically to PreOp1 and on next |
| 1953 | // SoC back to PreOp2. |
| 1954 | break; |
| 1955 | } |
| 1956 | // fall through |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1957 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1958 | case kEplNmtEventDllCePreq: |
| 1959 | // report DLL_CEV_LOSS_SOC and DLL_CEV_LOSS_SOA |
| 1960 | DllEvent.m_ulDllErrorEvents |= |
| 1961 | EPL_DLL_ERR_CN_LOSS_SOA | |
| 1962 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1963 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1964 | case kEplNmtEventDllCeSoa: |
| 1965 | // enter DLL_CS_WAIT_SOC |
| 1966 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoc; |
| 1967 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1968 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1969 | // DLL_CT9 |
| 1970 | case kEplNmtEventDllCeSoc: |
| 1971 | // report DLL_CEV_LOSS_SOA |
| 1972 | DllEvent.m_ulDllErrorEvents |= |
| 1973 | EPL_DLL_ERR_CN_LOSS_SOA; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1974 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1975 | // enter DLL_CS_WAIT_PREQ |
| 1976 | EplDllkInstance_g.m_DllState = |
| 1977 | kEplDllCsWaitPreq; |
| 1978 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1979 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1980 | // DLL_CT10 |
| 1981 | case kEplNmtEventDllCeAsnd: |
| 1982 | // report DLL_CEV_LOSS_SOA |
| 1983 | DllEvent.m_ulDllErrorEvents |= |
| 1984 | EPL_DLL_ERR_CN_LOSS_SOA; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1985 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1986 | case kEplNmtEventDllCePres: |
| 1987 | default: |
| 1988 | // remain in this state |
| 1989 | break; |
| 1990 | } |
| 1991 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1992 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1993 | case kEplDllGsInit: |
| 1994 | // enter DLL_CS_WAIT_PREQ |
| 1995 | EplDllkInstance_g.m_DllState = kEplDllCsWaitPreq; |
| 1996 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 1997 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 1998 | default: |
| 1999 | break; |
| 2000 | } |
| 2001 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2002 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2003 | case kEplNmtCsStopped: |
| 2004 | // full EPL cycle is active, but without PReq/PRes |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2005 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2006 | switch (EplDllkInstance_g.m_DllState) { |
| 2007 | case kEplDllCsWaitPreq: |
| 2008 | switch (NmtEvent_p) { |
| 2009 | // DLL_CT2 |
| 2010 | case kEplNmtEventDllCePreq: |
| 2011 | // enter DLL_CS_WAIT_SOA |
| 2012 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoa; |
| 2013 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2014 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2015 | // DLL_CT8 |
| 2016 | case kEplNmtEventDllCeFrameTimeout: |
| 2017 | // report DLL_CEV_LOSS_SOC and DLL_CEV_LOSS_SOA |
| 2018 | DllEvent.m_ulDllErrorEvents |= |
| 2019 | EPL_DLL_ERR_CN_LOSS_SOA | |
| 2020 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2021 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2022 | case kEplNmtEventDllCeSoa: |
| 2023 | // NMT_CS_STOPPED active |
| 2024 | // it is Ok if no PReq was received |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2025 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2026 | // enter DLL_CS_WAIT_SOC |
| 2027 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoc; |
| 2028 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2029 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2030 | // DLL_CT7 |
| 2031 | case kEplNmtEventDllCeSoc: |
| 2032 | case kEplNmtEventDllCeAsnd: |
| 2033 | // report DLL_CEV_LOSS_SOA |
| 2034 | DllEvent.m_ulDllErrorEvents |= |
| 2035 | EPL_DLL_ERR_CN_LOSS_SOA; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2036 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2037 | case kEplNmtEventDllCePres: |
| 2038 | default: |
| 2039 | // remain in this state |
| 2040 | break; |
| 2041 | } |
| 2042 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2043 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2044 | case kEplDllCsWaitSoc: |
| 2045 | switch (NmtEvent_p) { |
| 2046 | // DLL_CT1 |
| 2047 | case kEplNmtEventDllCeSoc: |
| 2048 | // start of cycle and isochronous phase |
| 2049 | // enter DLL_CS_WAIT_SOA |
| 2050 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoa; |
| 2051 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2052 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2053 | // DLL_CT4 |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2054 | // case kEplNmtEventDllCePres: |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2055 | case kEplNmtEventDllCePreq: |
| 2056 | case kEplNmtEventDllCeSoa: |
| 2057 | case kEplNmtEventDllCeFrameTimeout: |
| 2058 | // report DLL_CEV_LOSS_SOC |
| 2059 | DllEvent.m_ulDllErrorEvents |= |
| 2060 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2061 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2062 | case kEplNmtEventDllCeAsnd: |
| 2063 | default: |
| 2064 | // remain in this state |
| 2065 | break; |
| 2066 | } |
| 2067 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2068 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2069 | case kEplDllCsWaitSoa: |
| 2070 | switch (NmtEvent_p) { |
| 2071 | // DLL_CT3 |
| 2072 | case kEplNmtEventDllCeFrameTimeout: |
| 2073 | // report DLL_CEV_LOSS_SOC and DLL_CEV_LOSS_SOA |
| 2074 | DllEvent.m_ulDllErrorEvents |= |
| 2075 | EPL_DLL_ERR_CN_LOSS_SOA | |
| 2076 | EPL_DLL_ERR_CN_LOSS_SOC; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2077 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2078 | case kEplNmtEventDllCeSoa: |
| 2079 | // enter DLL_CS_WAIT_SOC |
| 2080 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoc; |
| 2081 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2082 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2083 | // DLL_CT9 |
| 2084 | case kEplNmtEventDllCeSoc: |
| 2085 | // report DLL_CEV_LOSS_SOA |
| 2086 | DllEvent.m_ulDllErrorEvents |= |
| 2087 | EPL_DLL_ERR_CN_LOSS_SOA; |
| 2088 | // remain in DLL_CS_WAIT_SOA |
| 2089 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2090 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2091 | // DLL_CT10 |
| 2092 | case kEplNmtEventDllCeAsnd: |
| 2093 | // report DLL_CEV_LOSS_SOA |
| 2094 | DllEvent.m_ulDllErrorEvents |= |
| 2095 | EPL_DLL_ERR_CN_LOSS_SOA; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2096 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2097 | case kEplNmtEventDllCePreq: |
| 2098 | // NMT_CS_STOPPED active and we do not expect any PReq |
| 2099 | // so just ignore it |
| 2100 | case kEplNmtEventDllCePres: |
| 2101 | default: |
| 2102 | // remain in this state |
| 2103 | break; |
| 2104 | } |
| 2105 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2106 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2107 | case kEplDllGsInit: |
| 2108 | default: |
| 2109 | // enter DLL_CS_WAIT_PREQ |
| 2110 | EplDllkInstance_g.m_DllState = kEplDllCsWaitSoa; |
| 2111 | break; |
| 2112 | } |
| 2113 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2114 | |
| 2115 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2116 | case kEplNmtMsNotActive: |
| 2117 | case kEplNmtMsBasicEthernet: |
| 2118 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2119 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2120 | case kEplNmtMsPreOperational1: |
| 2121 | // reduced EPL cycle is active |
| 2122 | if (EplDllkInstance_g.m_DllState != kEplDllMsNonCyclic) { // stop cycle timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2123 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2124 | Ret = |
| 2125 | EplTimerHighReskDeleteTimer(&EplDllkInstance_g. |
| 2126 | m_TimerHdlCycle); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2127 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2128 | EplDllkInstance_g.m_DllState = kEplDllMsNonCyclic; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2129 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2130 | // stop further processing, |
| 2131 | // because it will be restarted by NMT MN module |
| 2132 | break; |
| 2133 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2134 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2135 | switch (NmtEvent_p) { |
| 2136 | case kEplNmtEventDllMeSocTrig: |
| 2137 | case kEplNmtEventDllCeAsnd: |
| 2138 | { // because of reduced EPL cycle SoA shall be triggered, not SoC |
| 2139 | tEplDllState DummyDllState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2140 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2141 | Ret = |
| 2142 | EplDllkAsyncFrameNotReceived |
| 2143 | (EplDllkInstance_g.m_LastReqServiceId, |
| 2144 | EplDllkInstance_g.m_uiLastTargetNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2145 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2146 | // go ahead and send SoA |
| 2147 | Ret = EplDllkMnSendSoa(NmtState_p, |
| 2148 | &DummyDllState, |
| 2149 | (EplDllkInstance_g. |
| 2150 | m_uiCycleCount >= |
| 2151 | EPL_C_DLL_PREOP1_START_CYCLES)); |
| 2152 | // increment cycle counter to detect if EPL_C_DLL_PREOP1_START_CYCLES empty cycles are elapsed |
| 2153 | EplDllkInstance_g.m_uiCycleCount++; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2154 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2155 | // reprogram timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2156 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2157 | if (EplDllkInstance_g.m_DllConfigParam. |
| 2158 | m_dwAsyncSlotTimeout != 0) { |
| 2159 | Ret = |
| 2160 | EplTimerHighReskModifyTimerNs |
| 2161 | (&EplDllkInstance_g.m_TimerHdlCycle, |
| 2162 | EplDllkInstance_g.m_DllConfigParam. |
| 2163 | m_dwAsyncSlotTimeout, |
| 2164 | EplDllkCbMnTimerCycle, 0L, FALSE); |
| 2165 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2166 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2167 | break; |
| 2168 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2169 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2170 | default: |
| 2171 | break; |
| 2172 | } |
| 2173 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2174 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2175 | case kEplNmtMsPreOperational2: |
| 2176 | case kEplNmtMsReadyToOperate: |
| 2177 | case kEplNmtMsOperational: |
| 2178 | // full EPL cycle is active |
| 2179 | switch (NmtEvent_p) { |
| 2180 | case kEplNmtEventDllMeSocTrig: |
| 2181 | { |
| 2182 | // update cycle counter |
| 2183 | if (EplDllkInstance_g.m_DllConfigParam.m_uiMultiplCycleCnt > 0) { // multiplexed cycle active |
| 2184 | EplDllkInstance_g.m_uiCycleCount = |
| 2185 | (EplDllkInstance_g.m_uiCycleCount + |
| 2186 | 1) % |
| 2187 | EplDllkInstance_g.m_DllConfigParam. |
| 2188 | m_uiMultiplCycleCnt; |
| 2189 | // $$$ check multiplexed cycle restart |
| 2190 | // -> toggle MC flag |
| 2191 | // -> change node linked list |
| 2192 | } else { // non-multiplexed cycle active |
| 2193 | // start with first node in isochronous phase |
| 2194 | EplDllkInstance_g.m_pCurNodeInfo = NULL; |
| 2195 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2196 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2197 | switch (EplDllkInstance_g.m_DllState) { |
| 2198 | case kEplDllMsNonCyclic: |
| 2199 | { // start continuous cycle timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2200 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2201 | Ret = |
| 2202 | EplTimerHighReskModifyTimerNs |
| 2203 | (&EplDllkInstance_g. |
| 2204 | m_TimerHdlCycle, |
| 2205 | EplDllkInstance_g. |
| 2206 | m_ullFrameTimeout, |
| 2207 | EplDllkCbMnTimerCycle, 0L, |
| 2208 | TRUE); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2209 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2210 | // continue with sending SoC |
| 2211 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2212 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2213 | case kEplDllMsWaitAsnd: |
| 2214 | case kEplDllMsWaitSocTrig: |
| 2215 | { // if m_LastReqServiceId is still valid, |
| 2216 | // SoA was not correctly answered |
| 2217 | // and user part has to be informed |
| 2218 | Ret = |
| 2219 | EplDllkAsyncFrameNotReceived |
| 2220 | (EplDllkInstance_g. |
| 2221 | m_LastReqServiceId, |
| 2222 | EplDllkInstance_g. |
| 2223 | m_uiLastTargetNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2224 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2225 | // send SoC |
| 2226 | Ret = EplDllkMnSendSoc(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2227 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2228 | // new DLL state |
| 2229 | EplDllkInstance_g.m_DllState = |
| 2230 | kEplDllMsWaitPreqTrig; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2231 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2232 | // start WaitSoCPReq Timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2233 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2234 | Ret = |
| 2235 | EplTimerHighReskModifyTimerNs |
| 2236 | (&EplDllkInstance_g. |
| 2237 | m_TimerHdlResponse, |
| 2238 | EplDllkInstance_g. |
| 2239 | m_DllConfigParam. |
| 2240 | m_dwWaitSocPreq, |
| 2241 | EplDllkCbMnTimerResponse, |
| 2242 | 0L, FALSE); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2243 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2244 | break; |
| 2245 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2246 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2247 | default: |
| 2248 | { // wrong DLL state / cycle time exceeded |
| 2249 | DllEvent.m_ulDllErrorEvents |= |
| 2250 | EPL_DLL_ERR_MN_CYCTIMEEXCEED; |
| 2251 | EplDllkInstance_g.m_DllState = |
| 2252 | kEplDllMsWaitSocTrig; |
| 2253 | break; |
| 2254 | } |
| 2255 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2256 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2257 | break; |
| 2258 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2259 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2260 | case kEplNmtEventDllMePresTimeout: |
| 2261 | { |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2262 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2263 | switch (EplDllkInstance_g.m_DllState) { |
| 2264 | case kEplDllMsWaitPres: |
| 2265 | { // PRes not received |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2266 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2267 | if (EplDllkInstance_g.m_pCurNodeInfo->m_fSoftDelete == FALSE) { // normal isochronous CN |
| 2268 | DllEvent. |
| 2269 | m_ulDllErrorEvents |
| 2270 | |= |
| 2271 | EPL_DLL_ERR_MN_CN_LOSS_PRES; |
| 2272 | DllEvent.m_uiNodeId = |
| 2273 | EplDllkInstance_g. |
| 2274 | m_pCurNodeInfo-> |
| 2275 | m_uiNodeId; |
| 2276 | } else { // CN shall be deleted softly |
| 2277 | Event.m_EventSink = |
| 2278 | kEplEventSinkDllkCal; |
| 2279 | Event.m_EventType = |
| 2280 | kEplEventTypeDllkSoftDelNode; |
| 2281 | // $$$ d.k. set Event.m_NetTime to current time |
| 2282 | Event.m_uiSize = |
| 2283 | sizeof(unsigned |
| 2284 | int); |
| 2285 | Event.m_pArg = |
| 2286 | &EplDllkInstance_g. |
| 2287 | m_pCurNodeInfo-> |
| 2288 | m_uiNodeId; |
| 2289 | Ret = |
| 2290 | EplEventkPost |
| 2291 | (&Event); |
| 2292 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2293 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2294 | // continue with sending next PReq |
| 2295 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2296 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2297 | case kEplDllMsWaitPreqTrig: |
| 2298 | { |
| 2299 | // send next PReq |
| 2300 | Ret = |
| 2301 | EplDllkMnSendPreq |
| 2302 | (NmtState_p, |
| 2303 | &EplDllkInstance_g. |
| 2304 | m_DllState); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2305 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2306 | break; |
| 2307 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2308 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2309 | default: |
| 2310 | { // wrong DLL state |
| 2311 | break; |
| 2312 | } |
| 2313 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2314 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2315 | break; |
| 2316 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2317 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2318 | case kEplNmtEventDllCePres: |
| 2319 | { |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2320 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2321 | switch (EplDllkInstance_g.m_DllState) { |
| 2322 | case kEplDllMsWaitPres: |
| 2323 | { // PRes received |
| 2324 | // send next PReq |
| 2325 | Ret = |
| 2326 | EplDllkMnSendPreq |
| 2327 | (NmtState_p, |
| 2328 | &EplDllkInstance_g. |
| 2329 | m_DllState); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2330 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2331 | break; |
| 2332 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2333 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2334 | default: |
| 2335 | { // wrong DLL state |
| 2336 | break; |
| 2337 | } |
| 2338 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2339 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2340 | break; |
| 2341 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2342 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2343 | case kEplNmtEventDllMeSoaTrig: |
| 2344 | { |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2345 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2346 | switch (EplDllkInstance_g.m_DllState) { |
| 2347 | case kEplDllMsWaitSoaTrig: |
| 2348 | { // MN PRes sent |
| 2349 | // send SoA |
| 2350 | Ret = |
| 2351 | EplDllkMnSendSoa(NmtState_p, |
| 2352 | &EplDllkInstance_g. |
| 2353 | m_DllState, |
| 2354 | TRUE); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2355 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2356 | break; |
| 2357 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2358 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2359 | default: |
| 2360 | { // wrong DLL state |
| 2361 | break; |
| 2362 | } |
| 2363 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2364 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2365 | break; |
| 2366 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2367 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2368 | case kEplNmtEventDllCeAsnd: |
| 2369 | { // ASnd has been received, but it may be not the requested one |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2370 | /* |
| 2371 | // report if SoA was correctly answered |
| 2372 | Ret = EplDllkAsyncFrameNotReceived(EplDllkInstance_g.m_LastReqServiceId, |
| 2373 | EplDllkInstance_g.m_uiLastTargetNodeId); |
| 2374 | */ |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2375 | if (EplDllkInstance_g.m_DllState == |
| 2376 | kEplDllMsWaitAsnd) { |
| 2377 | EplDllkInstance_g.m_DllState = |
| 2378 | kEplDllMsWaitSocTrig; |
| 2379 | } |
| 2380 | break; |
| 2381 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2382 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2383 | default: |
| 2384 | break; |
| 2385 | } |
| 2386 | break; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2387 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 2388 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2389 | default: |
| 2390 | break; |
| 2391 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2392 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2393 | if (DllEvent.m_ulDllErrorEvents != 0) { // error event set -> post it to error handler |
| 2394 | Event.m_EventSink = kEplEventSinkErrk; |
| 2395 | Event.m_EventType = kEplEventTypeDllError; |
| 2396 | // $$$ d.k. set Event.m_NetTime to current time |
| 2397 | Event.m_uiSize = sizeof(DllEvent); |
| 2398 | Event.m_pArg = &DllEvent; |
| 2399 | Ret = EplEventkPost(&Event); |
| 2400 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2401 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2402 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2403 | } |
| 2404 | |
| 2405 | //--------------------------------------------------------------------------- |
| 2406 | // |
| 2407 | // Function: EplDllkCbFrameReceived() |
| 2408 | // |
| 2409 | // Description: called from EdrvInterruptHandler() |
| 2410 | // |
| 2411 | // Parameters: pRxBuffer_p = receive buffer structure |
| 2412 | // |
| 2413 | // Returns: (none) |
| 2414 | // |
| 2415 | // |
| 2416 | // State: |
| 2417 | // |
| 2418 | //--------------------------------------------------------------------------- |
| 2419 | |
| 2420 | static void EplDllkCbFrameReceived(tEdrvRxBuffer * pRxBuffer_p) |
| 2421 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2422 | tEplKernel Ret = kEplSuccessful; |
| 2423 | tEplNmtState NmtState; |
| 2424 | tEplNmtEvent NmtEvent = kEplNmtEventNoEvent; |
| 2425 | tEplEvent Event; |
| 2426 | tEplFrame *pFrame; |
| 2427 | tEplFrame *pTxFrame; |
| 2428 | tEdrvTxBuffer *pTxBuffer = NULL; |
| 2429 | tEplFrameInfo FrameInfo; |
| 2430 | tEplMsgType MsgType; |
| 2431 | tEplDllReqServiceId ReqServiceId; |
| 2432 | unsigned int uiAsndServiceId; |
| 2433 | unsigned int uiNodeId; |
| 2434 | BYTE bFlag1; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2435 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2436 | BENCHMARK_MOD_02_SET(3); |
| 2437 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2438 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2439 | if (NmtState <= kEplNmtGsResetConfiguration) { |
| 2440 | goto Exit; |
| 2441 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2442 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2443 | pFrame = (tEplFrame *) pRxBuffer_p->m_pbBuffer; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2444 | |
| 2445 | #if EDRV_EARLY_RX_INT != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2446 | switch (pRxBuffer_p->m_BufferInFrame) { |
| 2447 | case kEdrvBufferFirstInFrame: |
| 2448 | { |
| 2449 | MsgType = |
| 2450 | (tEplMsgType) AmiGetByteFromLe(&pFrame-> |
| 2451 | m_le_bMessageType); |
| 2452 | if (MsgType == kEplMsgTypePreq) { |
| 2453 | if (EplDllkInstance_g.m_DllState == kEplDllCsWaitPreq) { // PReq expected and actually received |
| 2454 | // d.k.: The condition above is sufficent, because EPL cycle is active |
| 2455 | // and no non-EPL frame shall be received in isochronous phase. |
| 2456 | // start transmission PRes |
| 2457 | // $$$ What if Tx buffer is invalid? |
| 2458 | pTxBuffer = |
| 2459 | &EplDllkInstance_g. |
| 2460 | m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2461 | #if (EPL_DLL_PRES_READY_AFTER_SOA != FALSE) || (EPL_DLL_PRES_READY_AFTER_SOC != FALSE) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2462 | Ret = EdrvTxMsgStart(pTxBuffer); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2463 | #else |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2464 | pTxFrame = |
| 2465 | (tEplFrame *) pTxBuffer->m_pbBuffer; |
| 2466 | // update frame (NMT state, RD, RS, PR, MS, EN flags) |
| 2467 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2468 | m_le_bNmtStatus, |
| 2469 | (BYTE) NmtState); |
| 2470 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2471 | m_le_bFlag2, |
| 2472 | EplDllkInstance_g. |
| 2473 | m_bFlag2); |
| 2474 | if (NmtState != kEplNmtCsOperational) { // mark PDO as invalid in NMT state Op |
| 2475 | // $$$ reset only RD flag; set other flags appropriately |
| 2476 | AmiSetByteToLe(&pTxFrame-> |
| 2477 | m_Data.m_Pres. |
| 2478 | m_le_bFlag1, 0); |
| 2479 | } |
| 2480 | // $$$ make function that updates Pres, StatusRes |
| 2481 | // send PRes frame |
| 2482 | Ret = EdrvSendTxMsg(pTxBuffer); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2483 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2484 | } |
| 2485 | } |
| 2486 | goto Exit; |
| 2487 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2488 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2489 | case kEdrvBufferMiddleInFrame: |
| 2490 | { |
| 2491 | goto Exit; |
| 2492 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2493 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2494 | case kEdrvBufferLastInFrame: |
| 2495 | { |
| 2496 | break; |
| 2497 | } |
| 2498 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2499 | #endif |
| 2500 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2501 | FrameInfo.m_pFrame = pFrame; |
| 2502 | FrameInfo.m_uiFrameSize = pRxBuffer_p->m_uiRxMsgLen; |
| 2503 | FrameInfo.m_NetTime.m_dwNanoSec = pRxBuffer_p->m_NetTime.m_dwNanoSec; |
| 2504 | FrameInfo.m_NetTime.m_dwSec = pRxBuffer_p->m_NetTime.m_dwSec; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2505 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2506 | if (AmiGetWordFromBe(&pFrame->m_be_wEtherType) != EPL_C_DLL_ETHERTYPE_EPL) { // non-EPL frame |
| 2507 | //TRACE2("EplDllkCbFrameReceived: pfnCbAsync=0x%p SrcMAC=0x%llx\n", EplDllkInstance_g.m_pfnCbAsync, AmiGetQword48FromBe(pFrame->m_be_abSrcMac)); |
| 2508 | if (EplDllkInstance_g.m_pfnCbAsync != NULL) { // handler for async frames is registered |
| 2509 | EplDllkInstance_g.m_pfnCbAsync(&FrameInfo); |
| 2510 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2511 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2512 | goto Exit; |
| 2513 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2514 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2515 | MsgType = (tEplMsgType) AmiGetByteFromLe(&pFrame->m_le_bMessageType); |
| 2516 | switch (MsgType) { |
| 2517 | case kEplMsgTypePreq: |
| 2518 | { |
| 2519 | // PReq frame |
| 2520 | // d.k.: (we assume that this PReq frame is intended for us and don't check DstNodeId) |
| 2521 | if (AmiGetByteFromLe(&pFrame->m_le_bDstNodeId) != EplDllkInstance_g.m_DllConfigParam.m_uiNodeId) { // this PReq is not intended for us |
| 2522 | goto Exit; |
| 2523 | } |
| 2524 | NmtEvent = kEplNmtEventDllCePreq; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2525 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2526 | if (NmtState >= kEplNmtMsNotActive) { // MN is active -> wrong msg type |
| 2527 | break; |
| 2528 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2529 | #if EDRV_EARLY_RX_INT == FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2530 | if (NmtState >= kEplNmtCsPreOperational2) { // respond to and process PReq frames only in PreOp2, ReadyToOp and Op |
| 2531 | // Does PRes exist? |
| 2532 | pTxBuffer = |
| 2533 | &EplDllkInstance_g. |
| 2534 | m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]; |
| 2535 | if (pTxBuffer->m_pbBuffer != NULL) { // PRes does exist |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2536 | #if (EPL_DLL_PRES_READY_AFTER_SOA != FALSE) || (EPL_DLL_PRES_READY_AFTER_SOC != FALSE) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2537 | EdrvTxMsgStart(pTxBuffer); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2538 | #else |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2539 | pTxFrame = |
| 2540 | (tEplFrame *) pTxBuffer->m_pbBuffer; |
| 2541 | // update frame (NMT state, RD, RS, PR, MS, EN flags) |
| 2542 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2543 | m_le_bNmtStatus, |
| 2544 | (BYTE) NmtState); |
| 2545 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2546 | m_le_bFlag2, |
| 2547 | EplDllkInstance_g. |
| 2548 | m_bFlag2); |
| 2549 | bFlag1 = |
| 2550 | AmiGetByteFromLe(&pFrame->m_Data. |
| 2551 | m_Preq. |
| 2552 | m_le_bFlag1); |
| 2553 | // save EA flag |
| 2554 | EplDllkInstance_g.m_bMnFlag1 = |
| 2555 | (EplDllkInstance_g. |
| 2556 | m_bMnFlag1 & ~EPL_FRAME_FLAG1_EA) |
| 2557 | | (bFlag1 & EPL_FRAME_FLAG1_EA); |
| 2558 | // preserve MS flag |
| 2559 | bFlag1 &= EPL_FRAME_FLAG1_MS; |
| 2560 | // add EN flag from Error signaling module |
| 2561 | bFlag1 |= |
| 2562 | EplDllkInstance_g. |
| 2563 | m_bFlag1 & EPL_FRAME_FLAG1_EN; |
| 2564 | if (NmtState != kEplNmtCsOperational) { // mark PDO as invalid in NMT state Op |
| 2565 | // reset only RD flag |
| 2566 | AmiSetByteToLe(&pTxFrame-> |
| 2567 | m_Data.m_Pres. |
| 2568 | m_le_bFlag1, |
| 2569 | bFlag1); |
| 2570 | } else { // leave RD flag untouched |
| 2571 | AmiSetByteToLe(&pTxFrame-> |
| 2572 | m_Data.m_Pres. |
| 2573 | m_le_bFlag1, |
| 2574 | (AmiGetByteFromLe |
| 2575 | (&pTxFrame-> |
| 2576 | m_Data.m_Pres. |
| 2577 | m_le_bFlag1) & |
| 2578 | EPL_FRAME_FLAG1_RD) |
| 2579 | | bFlag1); |
| 2580 | } |
| 2581 | // $$$ update EPL_DLL_PRES_READY_AFTER_* code |
| 2582 | // send PRes frame |
| 2583 | Ret = EdrvSendTxMsg(pTxBuffer); |
| 2584 | if (Ret != kEplSuccessful) { |
| 2585 | goto Exit; |
| 2586 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2587 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2588 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2589 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2590 | // inform PDO module |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2591 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2592 | if (NmtState >= kEplNmtCsReadyToOperate) { // inform PDO module only in ReadyToOp and Op |
| 2593 | if (NmtState != kEplNmtCsOperational) { |
| 2594 | // reset RD flag and all other flags, but that does not matter, because they were processed above |
| 2595 | AmiSetByteToLe(&pFrame->m_Data. |
| 2596 | m_Preq. |
| 2597 | m_le_bFlag1, 0); |
| 2598 | } |
| 2599 | // compares real frame size and PDO size |
| 2600 | if ((unsigned |
| 2601 | int)(AmiGetWordFromLe(&pFrame-> |
| 2602 | m_Data. |
| 2603 | m_Preq. |
| 2604 | m_le_wSize) + |
| 2605 | 24) |
| 2606 | > FrameInfo.m_uiFrameSize) { // format error |
| 2607 | tEplErrorHandlerkEvent DllEvent; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2608 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2609 | DllEvent.m_ulDllErrorEvents = |
| 2610 | EPL_DLL_ERR_INVALID_FORMAT; |
| 2611 | DllEvent.m_uiNodeId = |
| 2612 | AmiGetByteFromLe(&pFrame-> |
| 2613 | m_le_bSrcNodeId); |
| 2614 | DllEvent.m_NmtState = NmtState; |
| 2615 | Event.m_EventSink = |
| 2616 | kEplEventSinkErrk; |
| 2617 | Event.m_EventType = |
| 2618 | kEplEventTypeDllError; |
| 2619 | Event.m_NetTime = |
| 2620 | FrameInfo.m_NetTime; |
| 2621 | Event.m_uiSize = |
| 2622 | sizeof(DllEvent); |
| 2623 | Event.m_pArg = &DllEvent; |
| 2624 | Ret = EplEventkPost(&Event); |
| 2625 | break; |
| 2626 | } |
| 2627 | // forward PReq frame as RPDO to PDO module |
| 2628 | Ret = EplPdokCbPdoReceived(&FrameInfo); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2629 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2630 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2631 | #if (EPL_DLL_PRES_READY_AFTER_SOC != FALSE) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2632 | if (pTxBuffer->m_pbBuffer != NULL) { // PRes does exist |
| 2633 | // inform PDO module about PRes after PReq |
| 2634 | FrameInfo.m_pFrame = |
| 2635 | (tEplFrame *) pTxBuffer->m_pbBuffer; |
| 2636 | FrameInfo.m_uiFrameSize = |
| 2637 | pTxBuffer->m_uiMaxBufferLen; |
| 2638 | Ret = |
| 2639 | EplPdokCbPdoTransmitted(&FrameInfo); |
| 2640 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2641 | #endif |
| 2642 | #endif |
| 2643 | |
| 2644 | #if EDRV_EARLY_RX_INT == FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2645 | // $$$ inform emergency protocol handling (error signaling module) about flags |
| 2646 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2647 | #endif |
| 2648 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2649 | // reset cycle counter |
| 2650 | EplDllkInstance_g.m_uiCycleCount = 0; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2651 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2652 | break; |
| 2653 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2654 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2655 | case kEplMsgTypePres: |
| 2656 | { |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2657 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2658 | tEplDllkNodeInfo *pIntNodeInfo; |
| 2659 | tEplHeartbeatEvent HeartbeatEvent; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2660 | #endif |
| 2661 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2662 | // PRes frame |
| 2663 | NmtEvent = kEplNmtEventDllCePres; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2664 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2665 | uiNodeId = AmiGetByteFromLe(&pFrame->m_le_bSrcNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2666 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2667 | if ((NmtState >= kEplNmtCsPreOperational2) |
| 2668 | && (NmtState <= kEplNmtCsOperational)) { // process PRes frames only in PreOp2, ReadyToOp and Op of CN |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2669 | |
| 2670 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2671 | pIntNodeInfo = EplDllkGetNodeInfo(uiNodeId); |
| 2672 | if (pIntNodeInfo == NULL) { // no node info structure available |
| 2673 | Ret = kEplDllNoNodeInfo; |
| 2674 | goto Exit; |
| 2675 | } |
| 2676 | } else if (EplDllkInstance_g.m_DllState == kEplDllMsWaitPres) { // or process PRes frames in MsWaitPres |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2677 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2678 | pIntNodeInfo = EplDllkInstance_g.m_pCurNodeInfo; |
| 2679 | if ((pIntNodeInfo == NULL) || (pIntNodeInfo->m_uiNodeId != uiNodeId)) { // ignore PRes, because it is from wrong CN |
| 2680 | // $$$ maybe post event to NmtMn module |
| 2681 | goto Exit; |
| 2682 | } |
| 2683 | // forward Flag2 to asynchronous scheduler |
| 2684 | bFlag1 = |
| 2685 | AmiGetByteFromLe(&pFrame->m_Data.m_Asnd. |
| 2686 | m_Payload.m_StatusResponse. |
| 2687 | m_le_bFlag2); |
| 2688 | Ret = |
| 2689 | EplDllkCalAsyncSetPendingRequests(uiNodeId, |
| 2690 | ((tEplDllAsyncReqPriority) ((bFlag1 & EPL_FRAME_FLAG2_PR) >> EPL_FRAME_FLAG2_PR_SHIFT)), (bFlag1 & EPL_FRAME_FLAG2_RS)); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2691 | |
| 2692 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2693 | } else { // ignore PRes, because it was received in wrong NMT state |
| 2694 | // but execute EplDllkChangeState() and post event to NMT module |
| 2695 | break; |
| 2696 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2697 | |
| 2698 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2699 | { // check NMT state of CN |
| 2700 | HeartbeatEvent.m_wErrorCode = EPL_E_NO_ERROR; |
| 2701 | HeartbeatEvent.m_NmtState = |
| 2702 | (tEplNmtState) (AmiGetByteFromLe |
| 2703 | (&pFrame->m_Data.m_Pres. |
| 2704 | m_le_bNmtStatus) | |
| 2705 | EPL_NMT_TYPE_CS); |
| 2706 | if (pIntNodeInfo->m_NmtState != HeartbeatEvent.m_NmtState) { // NMT state of CN has changed -> post event to NmtMnu module |
| 2707 | if (pIntNodeInfo->m_fSoftDelete == FALSE) { // normal isochronous CN |
| 2708 | HeartbeatEvent.m_uiNodeId = |
| 2709 | uiNodeId; |
| 2710 | Event.m_EventSink = |
| 2711 | kEplEventSinkNmtMnu; |
| 2712 | Event.m_EventType = |
| 2713 | kEplEventTypeHeartbeat; |
| 2714 | Event.m_uiSize = |
| 2715 | sizeof(HeartbeatEvent); |
| 2716 | Event.m_pArg = &HeartbeatEvent; |
| 2717 | } else { // CN shall be deleted softly |
| 2718 | Event.m_EventSink = |
| 2719 | kEplEventSinkDllkCal; |
| 2720 | Event.m_EventType = |
| 2721 | kEplEventTypeDllkSoftDelNode; |
| 2722 | Event.m_uiSize = |
| 2723 | sizeof(unsigned int); |
| 2724 | Event.m_pArg = |
| 2725 | &pIntNodeInfo->m_uiNodeId; |
| 2726 | } |
| 2727 | Event.m_NetTime = FrameInfo.m_NetTime; |
| 2728 | Ret = EplEventkPost(&Event); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2729 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2730 | // save current NMT state of CN in internal node structure |
| 2731 | pIntNodeInfo->m_NmtState = |
| 2732 | HeartbeatEvent.m_NmtState; |
| 2733 | } |
| 2734 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2735 | #endif |
| 2736 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2737 | // inform PDO module |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2738 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2739 | if ((NmtState != kEplNmtCsPreOperational2) |
| 2740 | && (NmtState != kEplNmtMsPreOperational2)) { // inform PDO module only in ReadyToOp and Op |
| 2741 | // compare real frame size and PDO size? |
| 2742 | if (((unsigned |
| 2743 | int)(AmiGetWordFromLe(&pFrame->m_Data. |
| 2744 | m_Pres.m_le_wSize) + |
| 2745 | 24) |
| 2746 | > FrameInfo.m_uiFrameSize) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2747 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2748 | || |
| 2749 | (AmiGetWordFromLe |
| 2750 | (&pFrame->m_Data.m_Pres.m_le_wSize) > |
| 2751 | pIntNodeInfo->m_wPresPayloadLimit) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2752 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2753 | ) { // format error |
| 2754 | tEplErrorHandlerkEvent DllEvent; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2755 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2756 | DllEvent.m_ulDllErrorEvents = |
| 2757 | EPL_DLL_ERR_INVALID_FORMAT; |
| 2758 | DllEvent.m_uiNodeId = uiNodeId; |
| 2759 | DllEvent.m_NmtState = NmtState; |
| 2760 | Event.m_EventSink = kEplEventSinkErrk; |
| 2761 | Event.m_EventType = |
| 2762 | kEplEventTypeDllError; |
| 2763 | Event.m_NetTime = FrameInfo.m_NetTime; |
| 2764 | Event.m_uiSize = sizeof(DllEvent); |
| 2765 | Event.m_pArg = &DllEvent; |
| 2766 | Ret = EplEventkPost(&Event); |
| 2767 | break; |
| 2768 | } |
| 2769 | if ((NmtState != kEplNmtCsOperational) |
| 2770 | && (NmtState != kEplNmtMsOperational)) { |
| 2771 | // reset RD flag and all other flags, but that does not matter, because they were processed above |
| 2772 | AmiSetByteToLe(&pFrame->m_Data.m_Pres. |
| 2773 | m_le_bFlag1, 0); |
| 2774 | } |
| 2775 | Ret = EplPdokCbPdoReceived(&FrameInfo); |
| 2776 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2777 | #endif |
| 2778 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2779 | break; |
| 2780 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2781 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2782 | case kEplMsgTypeSoc: |
| 2783 | { |
| 2784 | // SoC frame |
| 2785 | NmtEvent = kEplNmtEventDllCeSoc; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2786 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2787 | if (NmtState >= kEplNmtMsNotActive) { // MN is active -> wrong msg type |
| 2788 | break; |
| 2789 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2790 | #if EPL_DLL_PRES_READY_AFTER_SOC != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2791 | // post PRes to transmit FIFO of the ethernet controller, but don't start |
| 2792 | // transmission over bus |
| 2793 | pTxBuffer = |
| 2794 | &EplDllkInstance_g. |
| 2795 | m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]; |
| 2796 | // Does PRes exist? |
| 2797 | if (pTxBuffer->m_pbBuffer != NULL) { // PRes does exist |
| 2798 | pTxFrame = (tEplFrame *) pTxBuffer->m_pbBuffer; |
| 2799 | // update frame (NMT state, RD, RS, PR, MS, EN flags) |
| 2800 | if (NmtState < kEplNmtCsPreOperational2) { // NMT state is not PreOp2, ReadyToOp or Op |
| 2801 | // fake NMT state PreOp2, because PRes will be sent only in PreOp2 or greater |
| 2802 | NmtState = kEplNmtCsPreOperational2; |
| 2803 | } |
| 2804 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2805 | m_le_bNmtStatus, |
| 2806 | (BYTE) NmtState); |
| 2807 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2808 | m_le_bFlag2, |
| 2809 | EplDllkInstance_g.m_bFlag2); |
| 2810 | if (NmtState != kEplNmtCsOperational) { // mark PDO as invalid in NMT state Op |
| 2811 | // $$$ reset only RD flag; set other flags appropriately |
| 2812 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres. |
| 2813 | m_le_bFlag1, 0); |
| 2814 | } |
| 2815 | // $$$ make function that updates Pres, StatusRes |
| 2816 | // mark PRes frame as ready for transmission |
| 2817 | Ret = EdrvTxMsgReady(pTxBuffer); |
| 2818 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2819 | #endif |
| 2820 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2821 | if (NmtState >= kEplNmtCsPreOperational2) { // SoC frames only in PreOp2, ReadyToOp and Op |
| 2822 | // trigger synchronous task |
| 2823 | Event.m_EventSink = kEplEventSinkSync; |
| 2824 | Event.m_EventType = kEplEventTypeSync; |
| 2825 | Event.m_uiSize = 0; |
| 2826 | Ret = EplEventkPost(&Event); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2827 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2828 | // update cycle counter |
| 2829 | if (EplDllkInstance_g.m_DllConfigParam.m_uiMultiplCycleCnt > 0) { // multiplexed cycle active |
| 2830 | EplDllkInstance_g.m_uiCycleCount = |
| 2831 | (EplDllkInstance_g.m_uiCycleCount + |
| 2832 | 1) % |
| 2833 | EplDllkInstance_g.m_DllConfigParam. |
| 2834 | m_uiMultiplCycleCnt; |
| 2835 | } |
| 2836 | } |
| 2837 | // reprogram timer |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2838 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2839 | if (EplDllkInstance_g.m_ullFrameTimeout != 0) { |
| 2840 | Ret = |
| 2841 | EplTimerHighReskModifyTimerNs |
| 2842 | (&EplDllkInstance_g.m_TimerHdlCycle, |
| 2843 | EplDllkInstance_g.m_ullFrameTimeout, |
| 2844 | EplDllkCbCnTimer, 0L, FALSE); |
| 2845 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2846 | #endif |
| 2847 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2848 | break; |
| 2849 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2850 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2851 | case kEplMsgTypeSoa: |
| 2852 | { |
| 2853 | // SoA frame |
| 2854 | NmtEvent = kEplNmtEventDllCeSoa; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2855 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2856 | if (NmtState >= kEplNmtMsNotActive) { // MN is active -> wrong msg type |
| 2857 | break; |
| 2858 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2859 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2860 | pTxFrame = NULL; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2861 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2862 | if ((NmtState & EPL_NMT_SUPERSTATE_MASK) != EPL_NMT_CS_EPLMODE) { // do not respond, if NMT state is < PreOp1 (i.e. not EPL_MODE) |
| 2863 | break; |
| 2864 | } |
| 2865 | // check TargetNodeId |
| 2866 | uiNodeId = |
| 2867 | AmiGetByteFromLe(&pFrame->m_Data.m_Soa. |
| 2868 | m_le_bReqServiceTarget); |
| 2869 | if (uiNodeId == EplDllkInstance_g.m_DllConfigParam.m_uiNodeId) { // local node is the target of the current request |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2870 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2871 | // check ServiceId |
| 2872 | ReqServiceId = |
| 2873 | (tEplDllReqServiceId) |
| 2874 | AmiGetByteFromLe(&pFrame->m_Data.m_Soa. |
| 2875 | m_le_bReqServiceId); |
| 2876 | if (ReqServiceId == kEplDllReqServiceStatus) { // StatusRequest |
| 2877 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_STATUSRES].m_pbBuffer != NULL) { // StatusRes does exist |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2878 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2879 | pTxFrame = |
| 2880 | (tEplFrame *) |
| 2881 | EplDllkInstance_g. |
| 2882 | m_pTxBuffer |
| 2883 | [EPL_DLLK_TXFRAME_STATUSRES]. |
| 2884 | m_pbBuffer; |
| 2885 | // update StatusRes frame (NMT state, EN, EC, RS, PR flags) |
| 2886 | AmiSetByteToLe(&pTxFrame-> |
| 2887 | m_Data.m_Asnd. |
| 2888 | m_Payload. |
| 2889 | m_StatusResponse. |
| 2890 | m_le_bNmtStatus, |
| 2891 | (BYTE) NmtState); |
| 2892 | AmiSetByteToLe(&pTxFrame-> |
| 2893 | m_Data.m_Asnd. |
| 2894 | m_Payload. |
| 2895 | m_StatusResponse. |
| 2896 | m_le_bFlag1, |
| 2897 | EplDllkInstance_g. |
| 2898 | m_bFlag1); |
| 2899 | AmiSetByteToLe(&pTxFrame-> |
| 2900 | m_Data.m_Asnd. |
| 2901 | m_Payload. |
| 2902 | m_StatusResponse. |
| 2903 | m_le_bFlag2, |
| 2904 | EplDllkInstance_g. |
| 2905 | m_bFlag2); |
| 2906 | // send StatusRes |
| 2907 | Ret = |
| 2908 | EdrvSendTxMsg |
| 2909 | (&EplDllkInstance_g. |
| 2910 | m_pTxBuffer |
| 2911 | [EPL_DLLK_TXFRAME_STATUSRES]); |
| 2912 | if (Ret != kEplSuccessful) { |
| 2913 | goto Exit; |
| 2914 | } |
| 2915 | TGT_DBG_SIGNAL_TRACE_POINT(8); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 2916 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 2917 | // update error signaling |
| 2918 | bFlag1 = |
| 2919 | AmiGetByteFromLe(&pFrame-> |
| 2920 | m_Data. |
| 2921 | m_Soa. |
| 2922 | m_le_bFlag1); |
| 2923 | if (((bFlag1 ^ EplDllkInstance_g.m_bMnFlag1) & EPL_FRAME_FLAG1_ER) != 0) { // exception reset flag was changed by MN |
| 2924 | // assume same state for EC in next cycle (clear all other bits) |
| 2925 | if ((bFlag1 & |
| 2926 | EPL_FRAME_FLAG1_ER) |
| 2927 | != 0) { |
| 2928 | // set EC and reset rest |
| 2929 | EplDllkInstance_g. |
| 2930 | m_bFlag1 = |
| 2931 | EPL_FRAME_FLAG1_EC; |
| 2932 | } else { |
| 2933 | // reset complete flag 1 (including EC and EN) |
| 2934 | EplDllkInstance_g. |
| 2935 | m_bFlag1 = |
| 2936 | 0; |
| 2937 | } |
| 2938 | } |
| 2939 | // save flag 1 from MN for Status request response cycle |
| 2940 | EplDllkInstance_g.m_bMnFlag1 = |
| 2941 | bFlag1; |
| 2942 | } |
| 2943 | } else if (ReqServiceId == kEplDllReqServiceIdent) { // IdentRequest |
| 2944 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_IDENTRES].m_pbBuffer != NULL) { // IdentRes does exist |
| 2945 | pTxFrame = |
| 2946 | (tEplFrame *) |
| 2947 | EplDllkInstance_g. |
| 2948 | m_pTxBuffer |
| 2949 | [EPL_DLLK_TXFRAME_IDENTRES]. |
| 2950 | m_pbBuffer; |
| 2951 | // update IdentRes frame (NMT state, RS, PR flags) |
| 2952 | AmiSetByteToLe(&pTxFrame-> |
| 2953 | m_Data.m_Asnd. |
| 2954 | m_Payload. |
| 2955 | m_IdentResponse. |
| 2956 | m_le_bNmtStatus, |
| 2957 | (BYTE) NmtState); |
| 2958 | AmiSetByteToLe(&pTxFrame-> |
| 2959 | m_Data.m_Asnd. |
| 2960 | m_Payload. |
| 2961 | m_IdentResponse. |
| 2962 | m_le_bFlag2, |
| 2963 | EplDllkInstance_g. |
| 2964 | m_bFlag2); |
| 2965 | // send IdentRes |
| 2966 | Ret = |
| 2967 | EdrvSendTxMsg |
| 2968 | (&EplDllkInstance_g. |
| 2969 | m_pTxBuffer |
| 2970 | [EPL_DLLK_TXFRAME_IDENTRES]); |
| 2971 | if (Ret != kEplSuccessful) { |
| 2972 | goto Exit; |
| 2973 | } |
| 2974 | TGT_DBG_SIGNAL_TRACE_POINT(7); |
| 2975 | } |
| 2976 | } else if (ReqServiceId == kEplDllReqServiceNmtRequest) { // NmtRequest |
| 2977 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_pbBuffer != NULL) { // NmtRequest does exist |
| 2978 | // check if frame is not empty and not being filled |
| 2979 | if (EplDllkInstance_g. |
| 2980 | m_pTxBuffer |
| 2981 | [EPL_DLLK_TXFRAME_NMTREQ]. |
| 2982 | m_uiTxMsgLen > |
| 2983 | EPL_DLLK_BUFLEN_FILLING) { |
| 2984 | /*if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen < EPL_DLLK_BUFLEN_MIN) |
| 2985 | { // pad frame |
| 2986 | EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen = EPL_DLLK_BUFLEN_MIN; |
| 2987 | } */ |
| 2988 | // memorize transmission |
| 2989 | pTxFrame = |
| 2990 | (tEplFrame *) 1; |
| 2991 | // send NmtRequest |
| 2992 | Ret = |
| 2993 | EdrvSendTxMsg |
| 2994 | (&EplDllkInstance_g. |
| 2995 | m_pTxBuffer |
| 2996 | [EPL_DLLK_TXFRAME_NMTREQ]); |
| 2997 | if (Ret != |
| 2998 | kEplSuccessful) { |
| 2999 | goto Exit; |
| 3000 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3001 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3002 | } |
| 3003 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3004 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3005 | } else if (ReqServiceId == kEplDllReqServiceUnspecified) { // unspecified invite |
| 3006 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NONEPL].m_pbBuffer != NULL) { // non-EPL frame does exist |
| 3007 | // check if frame is not empty and not being filled |
| 3008 | if (EplDllkInstance_g. |
| 3009 | m_pTxBuffer |
| 3010 | [EPL_DLLK_TXFRAME_NONEPL]. |
| 3011 | m_uiTxMsgLen > |
| 3012 | EPL_DLLK_BUFLEN_FILLING) { |
| 3013 | /*if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen < EPL_DLLK_BUFLEN_MIN) |
| 3014 | { // pad frame |
| 3015 | EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_uiTxMsgLen = EPL_DLLK_BUFLEN_MIN; |
| 3016 | } */ |
| 3017 | // memorize transmission |
| 3018 | pTxFrame = |
| 3019 | (tEplFrame *) 1; |
| 3020 | // send non-EPL frame |
| 3021 | Ret = |
| 3022 | EdrvSendTxMsg |
| 3023 | (&EplDllkInstance_g. |
| 3024 | m_pTxBuffer |
| 3025 | [EPL_DLLK_TXFRAME_NONEPL]); |
| 3026 | if (Ret != |
| 3027 | kEplSuccessful) { |
| 3028 | goto Exit; |
| 3029 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3030 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3031 | } |
| 3032 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3033 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3034 | } else if (ReqServiceId == kEplDllReqServiceNo) { // no async service requested -> do nothing |
| 3035 | } |
| 3036 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3037 | #if EPL_DLL_PRES_READY_AFTER_SOA != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3038 | if (pTxFrame == NULL) { // signal process function readiness of PRes frame |
| 3039 | Event.m_EventSink = kEplEventSinkDllk; |
| 3040 | Event.m_EventType = kEplEventTypeDllkPresReady; |
| 3041 | Event.m_uiSize = 0; |
| 3042 | Event.m_pArg = NULL; |
| 3043 | Ret = EplEventkPost(&Event); |
| 3044 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3045 | #endif |
| 3046 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3047 | // inform PDO module |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3048 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) |
| 3049 | // Ret = EplPdokCbSoa(&FrameInfo); |
| 3050 | #endif |
| 3051 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3052 | // $$$ put SrcNodeId, NMT state and NetTime as HeartbeatEvent into eventqueue |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3053 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3054 | // $$$ inform emergency protocol handling about flags |
| 3055 | break; |
| 3056 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3057 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3058 | case kEplMsgTypeAsnd: |
| 3059 | { |
| 3060 | // ASnd frame |
| 3061 | NmtEvent = kEplNmtEventDllCeAsnd; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3062 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3063 | // ASnd service registered? |
| 3064 | uiAsndServiceId = |
| 3065 | (unsigned int)AmiGetByteFromLe(&pFrame->m_Data. |
| 3066 | m_Asnd. |
| 3067 | m_le_bServiceId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3068 | |
| 3069 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3070 | if ((EplDllkInstance_g.m_DllState >= kEplDllMsNonCyclic) |
| 3071 | && |
| 3072 | ((((tEplDllAsndServiceId) uiAsndServiceId) == |
| 3073 | kEplDllAsndStatusResponse) |
| 3074 | || (((tEplDllAsndServiceId) uiAsndServiceId) == kEplDllAsndIdentResponse))) { // StatusRes or IdentRes received |
| 3075 | uiNodeId = |
| 3076 | AmiGetByteFromLe(&pFrame->m_le_bSrcNodeId); |
| 3077 | if ((EplDllkInstance_g.m_LastReqServiceId == |
| 3078 | ((tEplDllReqServiceId) uiAsndServiceId)) |
| 3079 | && (uiNodeId == EplDllkInstance_g.m_uiLastTargetNodeId)) { // mark request as responded |
| 3080 | EplDllkInstance_g.m_LastReqServiceId = |
| 3081 | kEplDllReqServiceNo; |
| 3082 | } |
| 3083 | if (((tEplDllAsndServiceId) uiAsndServiceId) == kEplDllAsndIdentResponse) { // memorize MAC address of CN for PReq |
| 3084 | tEplDllkNodeInfo *pIntNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3085 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3086 | pIntNodeInfo = |
| 3087 | EplDllkGetNodeInfo(uiNodeId); |
| 3088 | if (pIntNodeInfo == NULL) { // no node info structure available |
| 3089 | Ret = kEplDllNoNodeInfo; |
| 3090 | } else { |
| 3091 | EPL_MEMCPY(pIntNodeInfo-> |
| 3092 | m_be_abMacAddr, |
| 3093 | pFrame-> |
| 3094 | m_be_abSrcMac, 6); |
| 3095 | } |
| 3096 | } |
| 3097 | // forward Flag2 to asynchronous scheduler |
| 3098 | bFlag1 = |
| 3099 | AmiGetByteFromLe(&pFrame->m_Data.m_Asnd. |
| 3100 | m_Payload.m_StatusResponse. |
| 3101 | m_le_bFlag2); |
| 3102 | Ret = |
| 3103 | EplDllkCalAsyncSetPendingRequests(uiNodeId, |
| 3104 | ((tEplDllAsyncReqPriority) ((bFlag1 & EPL_FRAME_FLAG2_PR) >> EPL_FRAME_FLAG2_PR_SHIFT)), (bFlag1 & EPL_FRAME_FLAG2_RS)); |
| 3105 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3106 | #endif |
| 3107 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3108 | if (uiAsndServiceId < EPL_DLL_MAX_ASND_SERVICE_ID) { // ASnd service ID is valid |
| 3109 | if (EplDllkInstance_g.m_aAsndFilter[uiAsndServiceId] == kEplDllAsndFilterAny) { // ASnd service ID is registered |
| 3110 | // forward frame via async receive FIFO to userspace |
| 3111 | Ret = |
| 3112 | EplDllkCalAsyncFrameReceived |
| 3113 | (&FrameInfo); |
| 3114 | } else if (EplDllkInstance_g.m_aAsndFilter[uiAsndServiceId] == kEplDllAsndFilterLocal) { // ASnd service ID is registered, but only local node ID or broadcasts |
| 3115 | // shall be forwarded |
| 3116 | uiNodeId = |
| 3117 | AmiGetByteFromLe(&pFrame-> |
| 3118 | m_le_bDstNodeId); |
| 3119 | if ((uiNodeId == |
| 3120 | EplDllkInstance_g.m_DllConfigParam. |
| 3121 | m_uiNodeId) |
| 3122 | || (uiNodeId == EPL_C_ADR_BROADCAST)) { // ASnd frame is intended for us |
| 3123 | // forward frame via async receive FIFO to userspace |
| 3124 | Ret = |
| 3125 | EplDllkCalAsyncFrameReceived |
| 3126 | (&FrameInfo); |
| 3127 | } |
| 3128 | } |
| 3129 | } |
| 3130 | break; |
| 3131 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3132 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3133 | default: |
| 3134 | { |
| 3135 | break; |
| 3136 | } |
| 3137 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3138 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3139 | if (NmtEvent != kEplNmtEventNoEvent) { // event for DLL and NMT state machine generated |
| 3140 | Ret = EplDllkChangeState(NmtEvent, NmtState); |
| 3141 | if (Ret != kEplSuccessful) { |
| 3142 | goto Exit; |
| 3143 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3144 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3145 | if ((NmtEvent != kEplNmtEventDllCeAsnd) |
| 3146 | && ((NmtState <= kEplNmtCsPreOperational1) || (NmtEvent != kEplNmtEventDllCePres))) { // NMT state machine is not interested in ASnd frames and PRes frames when not CsNotActive or CsPreOp1 |
| 3147 | // inform NMT module |
| 3148 | Event.m_EventSink = kEplEventSinkNmtk; |
| 3149 | Event.m_EventType = kEplEventTypeNmtEvent; |
| 3150 | Event.m_uiSize = sizeof(NmtEvent); |
| 3151 | Event.m_pArg = &NmtEvent; |
| 3152 | Ret = EplEventkPost(&Event); |
| 3153 | } |
| 3154 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3155 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3156 | Exit: |
| 3157 | if (Ret != kEplSuccessful) { |
| 3158 | DWORD dwArg; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3159 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3160 | BENCHMARK_MOD_02_TOGGLE(9); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3161 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3162 | dwArg = EplDllkInstance_g.m_DllState | (NmtEvent << 8); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3163 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3164 | // Error event for API layer |
| 3165 | Ret = EplEventkPostError(kEplEventSourceDllk, |
| 3166 | Ret, sizeof(dwArg), &dwArg); |
| 3167 | } |
| 3168 | BENCHMARK_MOD_02_RESET(3); |
| 3169 | return; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3170 | } |
| 3171 | |
| 3172 | //--------------------------------------------------------------------------- |
| 3173 | // |
| 3174 | // Function: EplDllkCbFrameTransmitted() |
| 3175 | // |
| 3176 | // Description: called from EdrvInterruptHandler(). |
| 3177 | // It signals |
| 3178 | // |
| 3179 | // Parameters: pRxBuffer_p = receive buffer structure |
| 3180 | // |
| 3181 | // Returns: (none) |
| 3182 | // |
| 3183 | // |
| 3184 | // State: |
| 3185 | // |
| 3186 | //--------------------------------------------------------------------------- |
| 3187 | |
| 3188 | static void EplDllkCbFrameTransmitted(tEdrvTxBuffer * pTxBuffer_p) |
| 3189 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3190 | tEplKernel Ret = kEplSuccessful; |
| 3191 | tEplEvent Event; |
| 3192 | tEplDllAsyncReqPriority Priority; |
| 3193 | tEplNmtState NmtState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3194 | |
| 3195 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) \ |
| 3196 | && (EPL_DLL_PRES_READY_AFTER_SOC == FALSE) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3197 | tEplFrameInfo FrameInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3198 | #endif |
| 3199 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3200 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3201 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3202 | if (NmtState <= kEplNmtGsResetConfiguration) { |
| 3203 | goto Exit; |
| 3204 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3205 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3206 | if ((pTxBuffer_p - EplDllkInstance_g.m_pTxBuffer) == EPL_DLLK_TXFRAME_NMTREQ) { // frame from NMT request FIFO sent |
| 3207 | // mark Tx-buffer as empty |
| 3208 | pTxBuffer_p->m_uiTxMsgLen = EPL_DLLK_BUFLEN_EMPTY; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3209 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3210 | // post event to DLL |
| 3211 | Priority = kEplDllAsyncReqPrioNmt; |
| 3212 | Event.m_EventSink = kEplEventSinkDllk; |
| 3213 | Event.m_EventType = kEplEventTypeDllkFillTx; |
| 3214 | EPL_MEMSET(&Event.m_NetTime, 0x00, sizeof(Event.m_NetTime)); |
| 3215 | Event.m_pArg = &Priority; |
| 3216 | Event.m_uiSize = sizeof(Priority); |
| 3217 | Ret = EplEventkPost(&Event); |
| 3218 | } else if ((pTxBuffer_p - EplDllkInstance_g.m_pTxBuffer) == EPL_DLLK_TXFRAME_NONEPL) { // frame from generic priority FIFO sent |
| 3219 | // mark Tx-buffer as empty |
| 3220 | pTxBuffer_p->m_uiTxMsgLen = EPL_DLLK_BUFLEN_EMPTY; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3221 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3222 | // post event to DLL |
| 3223 | Priority = kEplDllAsyncReqPrioGeneric; |
| 3224 | Event.m_EventSink = kEplEventSinkDllk; |
| 3225 | Event.m_EventType = kEplEventTypeDllkFillTx; |
| 3226 | EPL_MEMSET(&Event.m_NetTime, 0x00, sizeof(Event.m_NetTime)); |
| 3227 | Event.m_pArg = &Priority; |
| 3228 | Event.m_uiSize = sizeof(Priority); |
| 3229 | Ret = EplEventkPost(&Event); |
| 3230 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3231 | #if ((((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) \ |
| 3232 | && (EPL_DLL_PRES_READY_AFTER_SOC == FALSE)) \ |
| 3233 | || (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3234 | else if ((pTxBuffer_p->m_EplMsgType == kEplMsgTypePreq) |
| 3235 | || (pTxBuffer_p->m_EplMsgType == kEplMsgTypePres)) { // PRes resp. PReq frame sent |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3236 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3237 | #if ((((EPL_MODULE_INTEGRATION) & (EPL_MODULE_PDOK)) != 0) \ |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3238 | && (EPL_DLL_PRES_READY_AFTER_SOC == FALSE)) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3239 | { |
| 3240 | // inform PDO module |
| 3241 | FrameInfo.m_pFrame = |
| 3242 | (tEplFrame *) pTxBuffer_p->m_pbBuffer; |
| 3243 | FrameInfo.m_uiFrameSize = pTxBuffer_p->m_uiMaxBufferLen; |
| 3244 | Ret = EplPdokCbPdoTransmitted(&FrameInfo); |
| 3245 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3246 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3247 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3248 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3249 | { |
| 3250 | // if own Pres on MN, trigger SoA |
| 3251 | if ((NmtState >= kEplNmtMsPreOperational2) |
| 3252 | && (pTxBuffer_p == |
| 3253 | &EplDllkInstance_g. |
| 3254 | m_pTxBuffer[EPL_DLLK_TXFRAME_PRES])) { |
| 3255 | Ret = |
| 3256 | EplDllkChangeState(kEplNmtEventDllMeSoaTrig, |
| 3257 | NmtState); |
| 3258 | } |
| 3259 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3260 | #endif |
| 3261 | |
| 3262 | #if EPL_DLL_PRES_READY_AFTER_SOA != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3263 | goto Exit; |
| 3264 | #endif |
| 3265 | } |
| 3266 | #endif |
| 3267 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 3268 | else if (pTxBuffer_p->m_EplMsgType == kEplMsgTypeSoa) { // SoA frame sent |
| 3269 | tEplNmtEvent NmtEvent = kEplNmtEventDllMeSoaSent; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3270 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3271 | // check if we are invited |
| 3272 | if (EplDllkInstance_g.m_uiLastTargetNodeId == |
| 3273 | EplDllkInstance_g.m_DllConfigParam.m_uiNodeId) { |
| 3274 | tEplFrame *pTxFrame; |
| 3275 | |
| 3276 | if (EplDllkInstance_g.m_LastReqServiceId == kEplDllReqServiceStatus) { // StatusRequest |
| 3277 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_STATUSRES].m_pbBuffer != NULL) { // StatusRes does exist |
| 3278 | |
| 3279 | pTxFrame = |
| 3280 | (tEplFrame *) EplDllkInstance_g. |
| 3281 | m_pTxBuffer |
| 3282 | [EPL_DLLK_TXFRAME_STATUSRES]. |
| 3283 | m_pbBuffer; |
| 3284 | // update StatusRes frame (NMT state, EN, EC, RS, PR flags) |
| 3285 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd. |
| 3286 | m_Payload. |
| 3287 | m_StatusResponse. |
| 3288 | m_le_bNmtStatus, |
| 3289 | (BYTE) NmtState); |
| 3290 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd. |
| 3291 | m_Payload. |
| 3292 | m_StatusResponse. |
| 3293 | m_le_bFlag1, |
| 3294 | EplDllkInstance_g. |
| 3295 | m_bFlag1); |
| 3296 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd. |
| 3297 | m_Payload. |
| 3298 | m_StatusResponse. |
| 3299 | m_le_bFlag2, |
| 3300 | EplDllkInstance_g. |
| 3301 | m_bFlag2); |
| 3302 | // send StatusRes |
| 3303 | Ret = |
| 3304 | EdrvSendTxMsg(&EplDllkInstance_g. |
| 3305 | m_pTxBuffer |
| 3306 | [EPL_DLLK_TXFRAME_STATUSRES]); |
| 3307 | if (Ret != kEplSuccessful) { |
| 3308 | goto Exit; |
| 3309 | } |
| 3310 | TGT_DBG_SIGNAL_TRACE_POINT(8); |
| 3311 | |
| 3312 | } |
| 3313 | } else if (EplDllkInstance_g.m_LastReqServiceId == kEplDllReqServiceIdent) { // IdentRequest |
| 3314 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_IDENTRES].m_pbBuffer != NULL) { // IdentRes does exist |
| 3315 | pTxFrame = |
| 3316 | (tEplFrame *) EplDllkInstance_g. |
| 3317 | m_pTxBuffer |
| 3318 | [EPL_DLLK_TXFRAME_IDENTRES]. |
| 3319 | m_pbBuffer; |
| 3320 | // update IdentRes frame (NMT state, RS, PR flags) |
| 3321 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd. |
| 3322 | m_Payload. |
| 3323 | m_IdentResponse. |
| 3324 | m_le_bNmtStatus, |
| 3325 | (BYTE) NmtState); |
| 3326 | AmiSetByteToLe(&pTxFrame->m_Data.m_Asnd. |
| 3327 | m_Payload. |
| 3328 | m_IdentResponse. |
| 3329 | m_le_bFlag2, |
| 3330 | EplDllkInstance_g. |
| 3331 | m_bFlag2); |
| 3332 | // send IdentRes |
| 3333 | Ret = |
| 3334 | EdrvSendTxMsg(&EplDllkInstance_g. |
| 3335 | m_pTxBuffer |
| 3336 | [EPL_DLLK_TXFRAME_IDENTRES]); |
| 3337 | if (Ret != kEplSuccessful) { |
| 3338 | goto Exit; |
| 3339 | } |
| 3340 | TGT_DBG_SIGNAL_TRACE_POINT(7); |
| 3341 | } |
| 3342 | } else if (EplDllkInstance_g.m_LastReqServiceId == kEplDllReqServiceNmtRequest) { // NmtRequest |
| 3343 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NMTREQ].m_pbBuffer != NULL) { // NmtRequest does exist |
| 3344 | // check if frame is not empty and not being filled |
| 3345 | if (EplDllkInstance_g. |
| 3346 | m_pTxBuffer |
| 3347 | [EPL_DLLK_TXFRAME_NMTREQ]. |
| 3348 | m_uiTxMsgLen > |
| 3349 | EPL_DLLK_BUFLEN_FILLING) { |
| 3350 | // check if this frame is a NMT command, |
| 3351 | // then forward this frame back to NmtMnu module, |
| 3352 | // because it needs the time, when this frame is |
| 3353 | // actually sent, to start the timer for monitoring |
| 3354 | // the NMT state change. |
| 3355 | |
| 3356 | pTxFrame = |
| 3357 | (tEplFrame *) |
| 3358 | EplDllkInstance_g. |
| 3359 | m_pTxBuffer |
| 3360 | [EPL_DLLK_TXFRAME_NMTREQ]. |
| 3361 | m_pbBuffer; |
| 3362 | if ((AmiGetByteFromLe |
| 3363 | (&pTxFrame-> |
| 3364 | m_le_bMessageType) |
| 3365 | == (BYTE) kEplMsgTypeAsnd) |
| 3366 | && |
| 3367 | (AmiGetByteFromLe |
| 3368 | (&pTxFrame->m_Data.m_Asnd. |
| 3369 | m_le_bServiceId) |
| 3370 | == (BYTE) kEplDllAsndNmtCommand)) { // post event directly to NmtMnu module |
| 3371 | Event.m_EventSink = |
| 3372 | kEplEventSinkNmtMnu; |
| 3373 | Event.m_EventType = |
| 3374 | kEplEventTypeNmtMnuNmtCmdSent; |
| 3375 | Event.m_uiSize = |
| 3376 | EplDllkInstance_g. |
| 3377 | m_pTxBuffer |
| 3378 | [EPL_DLLK_TXFRAME_NMTREQ]. |
| 3379 | m_uiTxMsgLen; |
| 3380 | Event.m_pArg = pTxFrame; |
| 3381 | Ret = |
| 3382 | EplEventkPost |
| 3383 | (&Event); |
| 3384 | |
| 3385 | } |
| 3386 | // send NmtRequest |
| 3387 | Ret = |
| 3388 | EdrvSendTxMsg |
| 3389 | (&EplDllkInstance_g. |
| 3390 | m_pTxBuffer |
| 3391 | [EPL_DLLK_TXFRAME_NMTREQ]); |
| 3392 | if (Ret != kEplSuccessful) { |
| 3393 | goto Exit; |
| 3394 | } |
| 3395 | |
| 3396 | } |
| 3397 | } |
| 3398 | |
| 3399 | } else if (EplDllkInstance_g.m_LastReqServiceId == kEplDllReqServiceUnspecified) { // unspecified invite |
| 3400 | if (EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_NONEPL].m_pbBuffer != NULL) { // non-EPL frame does exist |
| 3401 | // check if frame is not empty and not being filled |
| 3402 | if (EplDllkInstance_g. |
| 3403 | m_pTxBuffer |
| 3404 | [EPL_DLLK_TXFRAME_NONEPL]. |
| 3405 | m_uiTxMsgLen > |
| 3406 | EPL_DLLK_BUFLEN_FILLING) { |
| 3407 | // send non-EPL frame |
| 3408 | Ret = |
| 3409 | EdrvSendTxMsg |
| 3410 | (&EplDllkInstance_g. |
| 3411 | m_pTxBuffer |
| 3412 | [EPL_DLLK_TXFRAME_NONEPL]); |
| 3413 | if (Ret != kEplSuccessful) { |
| 3414 | goto Exit; |
| 3415 | } |
| 3416 | |
| 3417 | } |
| 3418 | } |
| 3419 | } |
| 3420 | // ASnd frame was sent, remove the request |
| 3421 | EplDllkInstance_g.m_LastReqServiceId = |
| 3422 | kEplDllReqServiceNo; |
| 3423 | } |
| 3424 | // forward event to ErrorHandler and PDO module |
| 3425 | Event.m_EventSink = kEplEventSinkNmtk; |
| 3426 | Event.m_EventType = kEplEventTypeNmtEvent; |
| 3427 | Event.m_uiSize = sizeof(NmtEvent); |
| 3428 | Event.m_pArg = &NmtEvent; |
| 3429 | Ret = EplEventkPost(&Event); |
| 3430 | if (Ret != kEplSuccessful) { |
| 3431 | goto Exit; |
| 3432 | } |
| 3433 | } |
| 3434 | #endif |
| 3435 | |
| 3436 | #if EPL_DLL_PRES_READY_AFTER_SOA != FALSE |
| 3437 | else { // d.k.: Why that else? on CN it is entered on IdentRes and StatusRes |
| 3438 | goto Exit; |
| 3439 | } |
| 3440 | |
| 3441 | // signal process function readiness of PRes frame |
| 3442 | Event.m_EventSink = kEplEventSinkDllk; |
| 3443 | Event.m_EventType = kEplEventTypeDllkPresReady; |
| 3444 | Event.m_uiSize = 0; |
| 3445 | Event.m_pArg = NULL; |
| 3446 | Ret = EplEventkPost(&Event); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3447 | |
| 3448 | #endif |
| 3449 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3450 | Exit: |
| 3451 | if (Ret != kEplSuccessful) { |
| 3452 | DWORD dwArg; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3453 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3454 | BENCHMARK_MOD_02_TOGGLE(9); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3455 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3456 | dwArg = |
| 3457 | EplDllkInstance_g.m_DllState | (pTxBuffer_p-> |
| 3458 | m_EplMsgType << 16); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3459 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3460 | // Error event for API layer |
| 3461 | Ret = EplEventkPostError(kEplEventSourceDllk, |
| 3462 | Ret, sizeof(dwArg), &dwArg); |
| 3463 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3464 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3465 | return; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3466 | } |
| 3467 | |
| 3468 | //--------------------------------------------------------------------------- |
| 3469 | // |
| 3470 | // Function: EplDllkCheckFrame() |
| 3471 | // |
| 3472 | // Description: check frame and set missing information |
| 3473 | // |
| 3474 | // Parameters: pFrame_p = ethernet frame |
| 3475 | // uiFrameSize_p = size of frame |
| 3476 | // |
| 3477 | // Returns: tEplKernel = error code |
| 3478 | // |
| 3479 | // |
| 3480 | // State: |
| 3481 | // |
| 3482 | //--------------------------------------------------------------------------- |
| 3483 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3484 | static tEplKernel EplDllkCheckFrame(tEplFrame * pFrame_p, |
| 3485 | unsigned int uiFrameSize_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3486 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3487 | tEplMsgType MsgType; |
| 3488 | WORD wEtherType; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3489 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3490 | // check frame |
| 3491 | if (pFrame_p != NULL) { |
| 3492 | // check SrcMAC |
| 3493 | if (AmiGetQword48FromBe(pFrame_p->m_be_abSrcMac) == 0) { |
| 3494 | // source MAC address |
| 3495 | EPL_MEMCPY(&pFrame_p->m_be_abSrcMac[0], |
| 3496 | &EplDllkInstance_g.m_be_abSrcMac[0], 6); |
| 3497 | } |
| 3498 | // check ethertype |
| 3499 | wEtherType = AmiGetWordFromBe(&pFrame_p->m_be_wEtherType); |
| 3500 | if (wEtherType == 0) { |
| 3501 | // assume EPL frame |
| 3502 | wEtherType = EPL_C_DLL_ETHERTYPE_EPL; |
| 3503 | AmiSetWordToBe(&pFrame_p->m_be_wEtherType, wEtherType); |
| 3504 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3505 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3506 | if (wEtherType == EPL_C_DLL_ETHERTYPE_EPL) { |
| 3507 | // source node ID |
| 3508 | AmiSetByteToLe(&pFrame_p->m_le_bSrcNodeId, |
| 3509 | (BYTE) EplDllkInstance_g. |
| 3510 | m_DllConfigParam.m_uiNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3511 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3512 | // check message type |
| 3513 | MsgType = |
| 3514 | AmiGetByteFromLe(&pFrame_p->m_le_bMessageType); |
| 3515 | if (MsgType == 0) { |
| 3516 | MsgType = kEplMsgTypeAsnd; |
| 3517 | AmiSetByteToLe(&pFrame_p->m_le_bMessageType, |
| 3518 | (BYTE) MsgType); |
| 3519 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3520 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3521 | if (MsgType == kEplMsgTypeAsnd) { |
| 3522 | // destination MAC address |
| 3523 | AmiSetQword48ToBe(&pFrame_p->m_be_abDstMac[0], |
| 3524 | EPL_C_DLL_MULTICAST_ASND); |
| 3525 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3526 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3527 | } |
| 3528 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3529 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3530 | return kEplSuccessful; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3531 | } |
| 3532 | |
| 3533 | //--------------------------------------------------------------------------- |
| 3534 | // |
| 3535 | // Function: EplDllkCbCnTimer() |
| 3536 | // |
| 3537 | // Description: called by timer module. It monitors the EPL cycle when it is a CN. |
| 3538 | // |
| 3539 | // Parameters: pEventArg_p = timer event argument |
| 3540 | // |
| 3541 | // Returns: tEplKernel = error code |
| 3542 | // |
| 3543 | // |
| 3544 | // State: |
| 3545 | // |
| 3546 | //--------------------------------------------------------------------------- |
| 3547 | |
| 3548 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3549 | static tEplKernel PUBLIC EplDllkCbCnTimer(tEplTimerEventArg * pEventArg_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3550 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3551 | tEplKernel Ret = kEplSuccessful; |
| 3552 | tEplNmtState NmtState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3553 | |
| 3554 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3555 | if (pEventArg_p->m_TimerHdl != EplDllkInstance_g.m_TimerHdlCycle) { // zombie callback |
| 3556 | // just exit |
| 3557 | goto Exit; |
| 3558 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3559 | #endif |
| 3560 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3561 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3562 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3563 | if (NmtState <= kEplNmtGsResetConfiguration) { |
| 3564 | goto Exit; |
| 3565 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3566 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3567 | Ret = EplDllkChangeState(kEplNmtEventDllCeFrameTimeout, NmtState); |
| 3568 | if (Ret != kEplSuccessful) { |
| 3569 | goto Exit; |
| 3570 | } |
| 3571 | // 2008/10/15 d.k. reprogramming of timer not necessary, |
| 3572 | // because it will be programmed, when SoC is received. |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3573 | /* |
| 3574 | // reprogram timer |
| 3575 | #if EPL_TIMER_USE_HIGHRES != FALSE |
| 3576 | if ((NmtState > kEplNmtCsPreOperational1) |
| 3577 | && (EplDllkInstance_g.m_ullFrameTimeout != 0)) |
| 3578 | { |
| 3579 | Ret = EplTimerHighReskModifyTimerNs(&EplDllkInstance_g.m_TimerHdlCycle, EplDllkInstance_g.m_ullFrameTimeout, EplDllkCbCnTimer, 0L, FALSE); |
| 3580 | } |
| 3581 | #endif |
| 3582 | */ |
| 3583 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3584 | Exit: |
| 3585 | if (Ret != kEplSuccessful) { |
| 3586 | DWORD dwArg; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3587 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3588 | BENCHMARK_MOD_02_TOGGLE(9); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3589 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3590 | dwArg = |
| 3591 | EplDllkInstance_g. |
| 3592 | m_DllState | (kEplNmtEventDllCeFrameTimeout << 8); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3593 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3594 | // Error event for API layer |
| 3595 | Ret = EplEventkPostError(kEplEventSourceDllk, |
| 3596 | Ret, sizeof(dwArg), &dwArg); |
| 3597 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3598 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3599 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3600 | } |
| 3601 | #endif |
| 3602 | |
| 3603 | #if (((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 3604 | |
| 3605 | //--------------------------------------------------------------------------- |
| 3606 | // |
| 3607 | // Function: EplDllkCbMnTimerCycle() |
| 3608 | // |
| 3609 | // Description: called by timer module. It triggers the SoC when it is a MN. |
| 3610 | // |
| 3611 | // Parameters: pEventArg_p = timer event argument |
| 3612 | // |
| 3613 | // Returns: tEplKernel = error code |
| 3614 | // |
| 3615 | // |
| 3616 | // State: |
| 3617 | // |
| 3618 | //--------------------------------------------------------------------------- |
| 3619 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3620 | static tEplKernel PUBLIC EplDllkCbMnTimerCycle(tEplTimerEventArg * pEventArg_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3621 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3622 | tEplKernel Ret = kEplSuccessful; |
| 3623 | tEplNmtState NmtState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3624 | |
| 3625 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3626 | if (pEventArg_p->m_TimerHdl != EplDllkInstance_g.m_TimerHdlCycle) { // zombie callback |
| 3627 | // just exit |
| 3628 | goto Exit; |
| 3629 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3630 | #endif |
| 3631 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3632 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3633 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3634 | if (NmtState <= kEplNmtGsResetConfiguration) { |
| 3635 | goto Exit; |
| 3636 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3637 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3638 | Ret = EplDllkChangeState(kEplNmtEventDllMeSocTrig, NmtState); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3639 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3640 | Exit: |
| 3641 | if (Ret != kEplSuccessful) { |
| 3642 | DWORD dwArg; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3643 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3644 | BENCHMARK_MOD_02_TOGGLE(9); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3645 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3646 | dwArg = |
| 3647 | EplDllkInstance_g. |
| 3648 | m_DllState | (kEplNmtEventDllMeSocTrig << 8); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3649 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3650 | // Error event for API layer |
| 3651 | Ret = EplEventkPostError(kEplEventSourceDllk, |
| 3652 | Ret, sizeof(dwArg), &dwArg); |
| 3653 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3654 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3655 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3656 | } |
| 3657 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3658 | //--------------------------------------------------------------------------- |
| 3659 | // |
| 3660 | // Function: EplDllkCbMnTimerResponse() |
| 3661 | // |
| 3662 | // Description: called by timer module. It monitors the PRes timeout. |
| 3663 | // |
| 3664 | // Parameters: pEventArg_p = timer event argument |
| 3665 | // |
| 3666 | // Returns: tEplKernel = error code |
| 3667 | // |
| 3668 | // |
| 3669 | // State: |
| 3670 | // |
| 3671 | //--------------------------------------------------------------------------- |
| 3672 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3673 | static tEplKernel PUBLIC EplDllkCbMnTimerResponse(tEplTimerEventArg * |
| 3674 | pEventArg_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3675 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3676 | tEplKernel Ret = kEplSuccessful; |
| 3677 | tEplNmtState NmtState; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3678 | |
| 3679 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3680 | if (pEventArg_p->m_TimerHdl != EplDllkInstance_g.m_TimerHdlResponse) { // zombie callback |
| 3681 | // just exit |
| 3682 | goto Exit; |
| 3683 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3684 | #endif |
| 3685 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3686 | NmtState = EplNmtkGetNmtState(); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3687 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3688 | if (NmtState <= kEplNmtGsResetConfiguration) { |
| 3689 | goto Exit; |
| 3690 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3691 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3692 | Ret = EplDllkChangeState(kEplNmtEventDllMePresTimeout, NmtState); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3693 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3694 | Exit: |
| 3695 | if (Ret != kEplSuccessful) { |
| 3696 | DWORD dwArg; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3697 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3698 | BENCHMARK_MOD_02_TOGGLE(9); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3699 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3700 | dwArg = |
| 3701 | EplDllkInstance_g. |
| 3702 | m_DllState | (kEplNmtEventDllMePresTimeout << 8); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3703 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3704 | // Error event for API layer |
| 3705 | Ret = EplEventkPostError(kEplEventSourceDllk, |
| 3706 | Ret, sizeof(dwArg), &dwArg); |
| 3707 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3708 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3709 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3710 | } |
| 3711 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3712 | //--------------------------------------------------------------------------- |
| 3713 | // |
| 3714 | // Function: EplDllkGetNodeInfo() |
| 3715 | // |
| 3716 | // Description: returns node info structure of the specified node. |
| 3717 | // |
| 3718 | // Parameters: uiNodeId_p = node ID |
| 3719 | // |
| 3720 | // Returns: tEplDllkNodeInfo* = pointer to internal node info structure |
| 3721 | // |
| 3722 | // |
| 3723 | // State: |
| 3724 | // |
| 3725 | //--------------------------------------------------------------------------- |
| 3726 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3727 | static tEplDllkNodeInfo *EplDllkGetNodeInfo(unsigned int uiNodeId_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3728 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3729 | // $$$ d.k.: use hash algorithm to retrieve the appropriate node info structure |
| 3730 | // if size of array is less than 254. |
| 3731 | uiNodeId_p--; // node ID starts at 1 but array at 0 |
| 3732 | if (uiNodeId_p >= tabentries(EplDllkInstance_g.m_aNodeInfo)) { |
| 3733 | return NULL; |
| 3734 | } else { |
| 3735 | return &EplDllkInstance_g.m_aNodeInfo[uiNodeId_p]; |
| 3736 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3737 | } |
| 3738 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3739 | //--------------------------------------------------------------------------- |
| 3740 | // |
| 3741 | // Function: EplDllkMnSendSoa() |
| 3742 | // |
| 3743 | // Description: it updates and transmits the SoA. |
| 3744 | // |
| 3745 | // Parameters: NmtState_p = current NMT state |
| 3746 | // pDllStateProposed_p = proposed DLL state |
| 3747 | // fEnableInvitation_p = enable invitation for asynchronous phase |
| 3748 | // it will be disabled for EPL_C_DLL_PREOP1_START_CYCLES SoAs |
| 3749 | // |
| 3750 | // Returns: tEplKernel = error code |
| 3751 | // |
| 3752 | // |
| 3753 | // State: |
| 3754 | // |
| 3755 | //--------------------------------------------------------------------------- |
| 3756 | |
| 3757 | static tEplKernel EplDllkMnSendSoa(tEplNmtState NmtState_p, |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3758 | tEplDllState * pDllStateProposed_p, |
| 3759 | BOOL fEnableInvitation_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3760 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3761 | tEplKernel Ret = kEplSuccessful; |
| 3762 | tEdrvTxBuffer *pTxBuffer = NULL; |
| 3763 | tEplFrame *pTxFrame; |
| 3764 | tEplDllkNodeInfo *pNodeInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3765 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3766 | *pDllStateProposed_p = kEplDllMsNonCyclic; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3767 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3768 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_SOA]; |
| 3769 | if (pTxBuffer->m_pbBuffer != NULL) { // SoA does exist |
| 3770 | pTxFrame = (tEplFrame *) pTxBuffer->m_pbBuffer; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3771 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3772 | if (fEnableInvitation_p != FALSE) { // fetch target of asynchronous phase |
| 3773 | if (EplDllkInstance_g.m_bFlag2 == 0) { // own queues are empty |
| 3774 | EplDllkInstance_g.m_LastReqServiceId = |
| 3775 | kEplDllReqServiceNo; |
| 3776 | } else if (((tEplDllAsyncReqPriority) (EplDllkInstance_g.m_bFlag2 >> EPL_FRAME_FLAG2_PR_SHIFT)) == kEplDllAsyncReqPrioNmt) { // frames in own NMT request queue available |
| 3777 | EplDllkInstance_g.m_LastReqServiceId = |
| 3778 | kEplDllReqServiceNmtRequest; |
| 3779 | } else { |
| 3780 | EplDllkInstance_g.m_LastReqServiceId = |
| 3781 | kEplDllReqServiceUnspecified; |
| 3782 | } |
| 3783 | Ret = |
| 3784 | EplDllkCalAsyncGetSoaRequest(&EplDllkInstance_g. |
| 3785 | m_LastReqServiceId, |
| 3786 | &EplDllkInstance_g. |
| 3787 | m_uiLastTargetNodeId); |
| 3788 | if (Ret != kEplSuccessful) { |
| 3789 | goto Exit; |
| 3790 | } |
| 3791 | if (EplDllkInstance_g.m_LastReqServiceId != kEplDllReqServiceNo) { // asynchronous phase will be assigned to one node |
| 3792 | if (EplDllkInstance_g.m_uiLastTargetNodeId == EPL_C_ADR_INVALID) { // exchange invalid node ID with local node ID |
| 3793 | EplDllkInstance_g.m_uiLastTargetNodeId = |
| 3794 | EplDllkInstance_g.m_DllConfigParam. |
| 3795 | m_uiNodeId; |
| 3796 | // d.k. DLL state WaitAsndTrig is not helpful; |
| 3797 | // so just step over to WaitSocTrig, |
| 3798 | // because own ASnd is sent automatically in CbFrameTransmitted() after SoA. |
| 3799 | //*pDllStateProposed_p = kEplDllMsWaitAsndTrig; |
| 3800 | *pDllStateProposed_p = |
| 3801 | kEplDllMsWaitSocTrig; |
| 3802 | } else { // assignment to CN |
| 3803 | *pDllStateProposed_p = |
| 3804 | kEplDllMsWaitAsnd; |
| 3805 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3806 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3807 | pNodeInfo = |
| 3808 | EplDllkGetNodeInfo(EplDllkInstance_g. |
| 3809 | m_uiLastTargetNodeId); |
| 3810 | if (pNodeInfo == NULL) { // no node info structure available |
| 3811 | Ret = kEplDllNoNodeInfo; |
| 3812 | goto Exit; |
| 3813 | } |
| 3814 | // update frame (EA, ER flags) |
| 3815 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa. |
| 3816 | m_le_bFlag1, |
| 3817 | pNodeInfo-> |
| 3818 | m_bSoaFlag1 & (EPL_FRAME_FLAG1_EA |
| 3819 | | |
| 3820 | EPL_FRAME_FLAG1_ER)); |
| 3821 | } else { // no assignment of asynchronous phase |
| 3822 | *pDllStateProposed_p = kEplDllMsWaitSocTrig; |
| 3823 | EplDllkInstance_g.m_uiLastTargetNodeId = |
| 3824 | EPL_C_ADR_INVALID; |
| 3825 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3826 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3827 | // update frame (target) |
| 3828 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa. |
| 3829 | m_le_bReqServiceId, |
| 3830 | (BYTE) EplDllkInstance_g. |
| 3831 | m_LastReqServiceId); |
| 3832 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa. |
| 3833 | m_le_bReqServiceTarget, |
| 3834 | (BYTE) EplDllkInstance_g. |
| 3835 | m_uiLastTargetNodeId); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3836 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3837 | } else { // invite nobody |
| 3838 | // update frame (target) |
| 3839 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa. |
| 3840 | m_le_bReqServiceId, (BYTE) 0); |
| 3841 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa. |
| 3842 | m_le_bReqServiceTarget, (BYTE) 0); |
| 3843 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3844 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3845 | // update frame (NMT state) |
| 3846 | AmiSetByteToLe(&pTxFrame->m_Data.m_Soa.m_le_bNmtStatus, |
| 3847 | (BYTE) NmtState_p); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3848 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3849 | // send SoA frame |
| 3850 | Ret = EdrvSendTxMsg(pTxBuffer); |
| 3851 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3852 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3853 | Exit: |
| 3854 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3855 | } |
| 3856 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3857 | //--------------------------------------------------------------------------- |
| 3858 | // |
| 3859 | // Function: EplDllkMnSendSoc() |
| 3860 | // |
| 3861 | // Description: it updates and transmits the SoA. |
| 3862 | // |
| 3863 | // Parameters: (none) |
| 3864 | // |
| 3865 | // Returns: tEplKernel = error code |
| 3866 | // |
| 3867 | // |
| 3868 | // State: |
| 3869 | // |
| 3870 | //--------------------------------------------------------------------------- |
| 3871 | |
| 3872 | static tEplKernel EplDllkMnSendSoc(void) |
| 3873 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3874 | tEplKernel Ret = kEplSuccessful; |
| 3875 | tEdrvTxBuffer *pTxBuffer = NULL; |
| 3876 | tEplFrame *pTxFrame; |
| 3877 | tEplEvent Event; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3878 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3879 | pTxBuffer = &EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_SOC]; |
| 3880 | if (pTxBuffer->m_pbBuffer != NULL) { // SoC does exist |
| 3881 | pTxFrame = (tEplFrame *) pTxBuffer->m_pbBuffer; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3882 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3883 | // $$$ update NetTime |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3884 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3885 | // send SoC frame |
| 3886 | Ret = EdrvSendTxMsg(pTxBuffer); |
| 3887 | if (Ret != kEplSuccessful) { |
| 3888 | goto Exit; |
| 3889 | } |
| 3890 | // trigger synchronous task |
| 3891 | Event.m_EventSink = kEplEventSinkSync; |
| 3892 | Event.m_EventType = kEplEventTypeSync; |
| 3893 | Event.m_uiSize = 0; |
| 3894 | Ret = EplEventkPost(&Event); |
| 3895 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3896 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3897 | Exit: |
| 3898 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3899 | } |
| 3900 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3901 | //--------------------------------------------------------------------------- |
| 3902 | // |
| 3903 | // Function: EplDllkMnSendPreq() |
| 3904 | // |
| 3905 | // Description: it updates and transmits the PReq for the next isochronous CN |
| 3906 | // or own PRes if enabled. |
| 3907 | // |
| 3908 | // Parameters: NmtState_p = current NMT state |
| 3909 | // pDllStateProposed_p = proposed DLL state |
| 3910 | // |
| 3911 | // Returns: tEplKernel = error code |
| 3912 | // |
| 3913 | // |
| 3914 | // State: |
| 3915 | // |
| 3916 | //--------------------------------------------------------------------------- |
| 3917 | |
| 3918 | static tEplKernel EplDllkMnSendPreq(tEplNmtState NmtState_p, |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3919 | tEplDllState * pDllStateProposed_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3920 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3921 | tEplKernel Ret = kEplSuccessful; |
| 3922 | tEdrvTxBuffer *pTxBuffer = NULL; |
| 3923 | tEplFrame *pTxFrame; |
| 3924 | BYTE bFlag1 = 0; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3925 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3926 | if (EplDllkInstance_g.m_pCurNodeInfo == NULL) { // start with first isochronous CN |
| 3927 | EplDllkInstance_g.m_pCurNodeInfo = |
| 3928 | EplDllkInstance_g.m_pFirstNodeInfo; |
| 3929 | } else { // iterate to next isochronous CN |
| 3930 | EplDllkInstance_g.m_pCurNodeInfo = |
| 3931 | EplDllkInstance_g.m_pCurNodeInfo->m_pNextNodeInfo; |
| 3932 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3933 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3934 | if (EplDllkInstance_g.m_pCurNodeInfo == NULL) { // last isochronous CN reached |
| 3935 | Ret = EplDllkMnSendSoa(NmtState_p, pDllStateProposed_p, TRUE); |
| 3936 | goto Exit; |
| 3937 | } else { |
| 3938 | pTxBuffer = EplDllkInstance_g.m_pCurNodeInfo->m_pPreqTxBuffer; |
| 3939 | bFlag1 = |
| 3940 | EplDllkInstance_g.m_pCurNodeInfo-> |
| 3941 | m_bSoaFlag1 & EPL_FRAME_FLAG1_EA; |
| 3942 | *pDllStateProposed_p = kEplDllMsWaitPres; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3943 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3944 | // start PRes Timer |
| 3945 | // $$$ d.k.: maybe move this call to CbFrameTransmitted(), because the time should run from there |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3946 | #if EPL_TIMER_USE_HIGHRES != FALSE |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3947 | Ret = |
| 3948 | EplTimerHighReskModifyTimerNs(&EplDllkInstance_g. |
| 3949 | m_TimerHdlResponse, |
| 3950 | EplDllkInstance_g. |
| 3951 | m_pCurNodeInfo-> |
| 3952 | m_dwPresTimeout, |
| 3953 | EplDllkCbMnTimerResponse, 0L, |
| 3954 | FALSE); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3955 | #endif |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3956 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3957 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3958 | if (pTxBuffer == NULL) { // PReq does not exist |
| 3959 | Ret = kEplDllTxBufNotReady; |
| 3960 | goto Exit; |
| 3961 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3962 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3963 | pTxFrame = (tEplFrame *) pTxBuffer->m_pbBuffer; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3964 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3965 | if (pTxFrame != NULL) { // PReq does exist |
| 3966 | if (NmtState_p == kEplNmtMsOperational) { // leave RD flag untouched |
| 3967 | bFlag1 |= |
| 3968 | AmiGetByteFromLe(&pTxFrame->m_Data.m_Preq. |
| 3969 | m_le_bFlag1) & EPL_FRAME_FLAG1_RD; |
| 3970 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3971 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3972 | if (pTxBuffer == &EplDllkInstance_g.m_pTxBuffer[EPL_DLLK_TXFRAME_PRES]) { // PRes of MN will be sent |
| 3973 | // update NMT state |
| 3974 | AmiSetByteToLe(&pTxFrame->m_Data.m_Pres.m_le_bNmtStatus, |
| 3975 | (BYTE) NmtState_p); |
| 3976 | *pDllStateProposed_p = kEplDllMsWaitSoaTrig; |
| 3977 | } |
| 3978 | // $$$ d.k. set EPL_FRAME_FLAG1_MS if necessary |
| 3979 | // update frame (Flag1) |
| 3980 | AmiSetByteToLe(&pTxFrame->m_Data.m_Preq.m_le_bFlag1, bFlag1); |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3981 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3982 | // calculate frame size from payload size |
| 3983 | pTxBuffer->m_uiTxMsgLen = |
| 3984 | AmiGetWordFromLe(&pTxFrame->m_Data.m_Preq.m_le_wSize) + 24; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3985 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3986 | // send PReq frame |
| 3987 | Ret = EdrvSendTxMsg(pTxBuffer); |
| 3988 | } else { |
| 3989 | Ret = kEplDllTxFrameInvalid; |
| 3990 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3991 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 3992 | Exit: |
| 3993 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3994 | } |
| 3995 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 3996 | //--------------------------------------------------------------------------- |
| 3997 | // |
| 3998 | // Function: EplDllkAsyncFrameNotReceived() |
| 3999 | // |
| 4000 | // Description: passes empty ASnd frame to receive FIFO. |
| 4001 | // It will be called only for frames with registered AsndServiceIds |
| 4002 | // (only kEplDllAsndFilterAny). |
| 4003 | // |
| 4004 | // Parameters: none |
| 4005 | // |
| 4006 | // Returns: tEplKernel = error code |
| 4007 | // |
| 4008 | // |
| 4009 | // State: |
| 4010 | // |
| 4011 | //--------------------------------------------------------------------------- |
| 4012 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 4013 | static tEplKernel EplDllkAsyncFrameNotReceived(tEplDllReqServiceId |
| 4014 | ReqServiceId_p, |
| 4015 | unsigned int uiNodeId_p) |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4016 | { |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 4017 | tEplKernel Ret = kEplSuccessful; |
| 4018 | BYTE abBuffer[18]; |
| 4019 | tEplFrame *pFrame = (tEplFrame *) abBuffer; |
| 4020 | tEplFrameInfo FrameInfo; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4021 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 4022 | // check if previous SoA invitation was not answered |
| 4023 | switch (ReqServiceId_p) { |
| 4024 | case kEplDllReqServiceIdent: |
| 4025 | case kEplDllReqServiceStatus: |
| 4026 | // ASnd service registered? |
| 4027 | if (EplDllkInstance_g.m_aAsndFilter[ReqServiceId_p] == kEplDllAsndFilterAny) { // ASnd service ID is registered |
| 4028 | AmiSetByteToLe(&pFrame->m_le_bSrcNodeId, |
| 4029 | (BYTE) uiNodeId_p); |
| 4030 | // EPL MsgType ASnd |
| 4031 | AmiSetByteToLe(&pFrame->m_le_bMessageType, |
| 4032 | (BYTE) kEplMsgTypeAsnd); |
| 4033 | // ASnd Service ID |
| 4034 | AmiSetByteToLe(&pFrame->m_Data.m_Asnd.m_le_bServiceId, |
| 4035 | (BYTE) ReqServiceId_p); |
| 4036 | // create frame info structure |
| 4037 | FrameInfo.m_pFrame = pFrame; |
| 4038 | FrameInfo.m_uiFrameSize = 18; // empty non existing ASnd frame |
| 4039 | // forward frame via async receive FIFO to userspace |
| 4040 | Ret = EplDllkCalAsyncFrameReceived(&FrameInfo); |
| 4041 | } |
| 4042 | break; |
| 4043 | default: |
| 4044 | // no invitation issued or it was successfully answered or it is uninteresting |
| 4045 | break; |
| 4046 | } |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4047 | |
Greg Kroah-Hartman | 833dfbe | 2008-12-19 17:11:52 -0800 | [diff] [blame] | 4048 | return Ret; |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4049 | } |
| 4050 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4051 | #endif //(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_NMT_MN)) != 0) |
| 4052 | |
Daniel Krueger | 9d7164c | 2008-12-19 11:41:57 -0800 | [diff] [blame] | 4053 | #endif // #if(((EPL_MODULE_INTEGRATION) & (EPL_MODULE_DLLK)) != 0) |
| 4054 | // EOF |