Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 1 | /************************************************************************************************** |
| 2 | * Procedure: Init boot code/firmware code/data session |
| 3 | * |
Uwe Kleine-König | 9b0131c | 2010-09-01 15:40:25 +0200 | [diff] [blame] | 4 | * Description: This routine will initialize firmware. If any error occurs during the initialization |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 5 | * process, the routine shall terminate immediately and return fail. |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 6 | * NIC driver should call NdisOpenFile only from MiniportInitialize. |
| 7 | * |
| 8 | * Arguments: The pointer of the adapter |
| 9 | |
| 10 | * Returns: |
| 11 | * NDIS_STATUS_FAILURE - the following initialization process should be terminated |
| 12 | * NDIS_STATUS_SUCCESS - if firmware initialization process success |
| 13 | **************************************************************************************************/ |
Dave Jones | 2addf79 | 2010-07-02 23:04:44 -0400 | [diff] [blame] | 14 | |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 15 | #include "r8192U.h" |
| 16 | #include "r8192U_hw.h" |
| 17 | #include "r819xU_firmware_img.h" |
| 18 | #include "r819xU_firmware.h" |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 19 | #include <linux/firmware.h> |
Ana Rey | 2cc817c | 2014-03-19 12:47:24 +0100 | [diff] [blame] | 20 | |
| 21 | static void firmware_init_param(struct net_device *dev) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 22 | { |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 23 | struct r8192_priv *priv = ieee80211_priv(dev); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 24 | rt_firmware *pfirmware = priv->pFirmware; |
| 25 | |
| 26 | pfirmware->cmdpacket_frag_thresold = GET_COMMAND_PACKET_FRAG_THRESHOLD(MAX_TRANSMIT_BUFFER_SIZE); |
| 27 | } |
| 28 | |
| 29 | /* |
| 30 | * segment the img and use the ptr and length to remember info on each segment |
| 31 | * |
| 32 | */ |
Ana Rey | 2cc817c | 2014-03-19 12:47:24 +0100 | [diff] [blame] | 33 | static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address, |
| 34 | u32 buffer_len) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 35 | { |
| 36 | struct r8192_priv *priv = ieee80211_priv(dev); |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 37 | bool rt_status = true; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 38 | u16 frag_threshold; |
| 39 | u16 frag_length, frag_offset = 0; |
| 40 | //u16 total_size; |
| 41 | int i; |
| 42 | |
| 43 | rt_firmware *pfirmware = priv->pFirmware; |
| 44 | struct sk_buff *skb; |
| 45 | unsigned char *seg_ptr; |
| 46 | cb_desc *tcb_desc; |
| 47 | u8 bLastIniPkt; |
| 48 | |
| 49 | firmware_init_param(dev); |
| 50 | //Fragmentation might be required |
| 51 | frag_threshold = pfirmware->cmdpacket_frag_thresold; |
| 52 | do { |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 53 | if ((buffer_len - frag_offset) > frag_threshold) { |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 54 | frag_length = frag_threshold ; |
| 55 | bLastIniPkt = 0; |
| 56 | |
| 57 | } else { |
| 58 | frag_length = buffer_len - frag_offset; |
| 59 | bLastIniPkt = 1; |
| 60 | |
| 61 | } |
| 62 | |
| 63 | /* Allocate skb buffer to contain firmware info and tx descriptor info |
| 64 | * add 4 to avoid packet appending overflow. |
| 65 | * */ |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 66 | skb = dev_alloc_skb(USB_HWDESC_HEADER_LEN + frag_length + 4); |
Xenia Ragiadakou | f8518ef | 2013-09-21 23:42:26 +0300 | [diff] [blame] | 67 | if (!skb) |
| 68 | return false; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 69 | memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); |
Xenia Ragiadakou | 12fbccb | 2013-05-11 17:22:21 +0300 | [diff] [blame] | 70 | tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 71 | tcb_desc->queue_index = TXCMD_QUEUE; |
| 72 | tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_INIT; |
| 73 | tcb_desc->bLastIniPkt = bLastIniPkt; |
| 74 | |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 75 | skb_reserve(skb, USB_HWDESC_HEADER_LEN); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 76 | seg_ptr = skb->data; |
| 77 | /* |
| 78 | * Transform from little endian to big endian |
Mauro Carvalho Chehab | e406322 | 2009-11-03 07:42:46 -0200 | [diff] [blame] | 79 | * and pending zero |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 80 | */ |
| 81 | for(i=0 ; i < frag_length; i+=4) { |
| 82 | *seg_ptr++ = ((i+0)<frag_length)?code_virtual_address[i+3]:0; |
| 83 | *seg_ptr++ = ((i+1)<frag_length)?code_virtual_address[i+2]:0; |
| 84 | *seg_ptr++ = ((i+2)<frag_length)?code_virtual_address[i+1]:0; |
| 85 | *seg_ptr++ = ((i+3)<frag_length)?code_virtual_address[i+0]:0; |
| 86 | } |
| 87 | tcb_desc->txbuf_size= (u16)i; |
| 88 | skb_put(skb, i); |
| 89 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 90 | if (!priv->ieee80211->check_nic_enough_desc(dev,tcb_desc->queue_index)|| |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 91 | (!skb_queue_empty(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index]))||\ |
| 92 | (priv->ieee80211->queue_stop) ) { |
| 93 | RT_TRACE(COMP_FIRMWARE,"=====================================================> tx full!\n"); |
| 94 | skb_queue_tail(&priv->ieee80211->skb_waitQ[tcb_desc->queue_index], skb); |
| 95 | } else { |
| 96 | priv->ieee80211->softmac_hard_start_xmit(skb,dev); |
| 97 | } |
| 98 | |
| 99 | code_virtual_address += frag_length; |
| 100 | frag_offset += frag_length; |
| 101 | |
| 102 | }while(frag_offset < buffer_len); |
| 103 | |
| 104 | return rt_status; |
| 105 | |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 106 | } |
| 107 | |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 108 | //----------------------------------------------------------------------------- |
| 109 | // Procedure: Check whether main code is download OK. If OK, turn on CPU |
| 110 | // |
| 111 | // Description: CPU register locates in different page against general register. |
| 112 | // Switch to CPU register in the begin and switch back before return |
| 113 | // |
| 114 | // |
| 115 | // Arguments: The pointer of the adapter |
| 116 | // |
| 117 | // Returns: |
| 118 | // NDIS_STATUS_FAILURE - the following initialization process should be terminated |
| 119 | // NDIS_STATUS_SUCCESS - if firmware initialization process success |
| 120 | //----------------------------------------------------------------------------- |
Ana Rey | 2cc817c | 2014-03-19 12:47:24 +0100 | [diff] [blame] | 121 | static bool CPUcheck_maincodeok_turnonCPU(struct net_device *dev) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 122 | { |
| 123 | bool rt_status = true; |
| 124 | int check_putcodeOK_time = 200000, check_bootOk_time = 200000; |
Mauro Carvalho Chehab | e406322 | 2009-11-03 07:42:46 -0200 | [diff] [blame] | 125 | u32 CPU_status = 0; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 126 | |
| 127 | /* Check whether put code OK */ |
| 128 | do { |
Xenia Ragiadakou | b3d42bf | 2013-06-06 16:40:51 +0300 | [diff] [blame] | 129 | read_nic_dword(dev, CPU_GEN, &CPU_status); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 130 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 131 | if (CPU_status&CPU_GEN_PUT_CODE_OK) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 132 | break; |
| 133 | |
| 134 | }while(check_putcodeOK_time--); |
| 135 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 136 | if (!(CPU_status&CPU_GEN_PUT_CODE_OK)) { |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 137 | RT_TRACE(COMP_ERR, "Download Firmware: Put code fail!\n"); |
| 138 | goto CPUCheckMainCodeOKAndTurnOnCPU_Fail; |
| 139 | } else { |
| 140 | RT_TRACE(COMP_FIRMWARE, "Download Firmware: Put code ok!\n"); |
| 141 | } |
| 142 | |
| 143 | /* Turn On CPU */ |
Xenia Ragiadakou | b3d42bf | 2013-06-06 16:40:51 +0300 | [diff] [blame] | 144 | read_nic_dword(dev, CPU_GEN, &CPU_status); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 145 | write_nic_byte(dev, CPU_GEN, (u8)((CPU_status|CPU_GEN_PWR_STB_CPU)&0xff)); |
| 146 | mdelay(1000); |
| 147 | |
| 148 | /* Check whether CPU boot OK */ |
| 149 | do { |
Xenia Ragiadakou | b3d42bf | 2013-06-06 16:40:51 +0300 | [diff] [blame] | 150 | read_nic_dword(dev, CPU_GEN, &CPU_status); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 151 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 152 | if (CPU_status&CPU_GEN_BOOT_RDY) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 153 | break; |
| 154 | }while(check_bootOk_time--); |
| 155 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 156 | if (!(CPU_status&CPU_GEN_BOOT_RDY)) { |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 157 | goto CPUCheckMainCodeOKAndTurnOnCPU_Fail; |
| 158 | } else { |
| 159 | RT_TRACE(COMP_FIRMWARE, "Download Firmware: Boot ready!\n"); |
| 160 | } |
| 161 | |
| 162 | return rt_status; |
| 163 | |
| 164 | CPUCheckMainCodeOKAndTurnOnCPU_Fail: |
Joe Perches | f8628a4 | 2014-05-23 22:13:20 -0700 | [diff] [blame] | 165 | RT_TRACE(COMP_ERR, "ERR in %s()\n", __func__); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 166 | rt_status = FALSE; |
| 167 | return rt_status; |
| 168 | } |
| 169 | |
Ana Rey | 2cc817c | 2014-03-19 12:47:24 +0100 | [diff] [blame] | 170 | static bool CPUcheck_firmware_ready(struct net_device *dev) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 171 | { |
| 172 | |
| 173 | bool rt_status = true; |
| 174 | int check_time = 200000; |
| 175 | u32 CPU_status = 0; |
| 176 | |
| 177 | /* Check Firmware Ready */ |
| 178 | do { |
Xenia Ragiadakou | b3d42bf | 2013-06-06 16:40:51 +0300 | [diff] [blame] | 179 | read_nic_dword(dev, CPU_GEN, &CPU_status); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 180 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 181 | if (CPU_status&CPU_GEN_FIRM_RDY) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 182 | break; |
| 183 | |
| 184 | }while(check_time--); |
| 185 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 186 | if (!(CPU_status&CPU_GEN_FIRM_RDY)) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 187 | goto CPUCheckFirmwareReady_Fail; |
| 188 | else |
| 189 | RT_TRACE(COMP_FIRMWARE, "Download Firmware: Firmware ready!\n"); |
| 190 | |
| 191 | return rt_status; |
| 192 | |
| 193 | CPUCheckFirmwareReady_Fail: |
Joe Perches | f8628a4 | 2014-05-23 22:13:20 -0700 | [diff] [blame] | 194 | RT_TRACE(COMP_ERR, "ERR in %s()\n", __func__); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 195 | rt_status = false; |
| 196 | return rt_status; |
| 197 | |
| 198 | } |
| 199 | |
| 200 | bool init_firmware(struct net_device *dev) |
| 201 | { |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 202 | struct r8192_priv *priv = ieee80211_priv(dev); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 203 | bool rt_status = TRUE; |
| 204 | |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 205 | u32 file_length = 0; |
| 206 | u8 *mapped_file = NULL; |
| 207 | u32 init_step = 0; |
| 208 | opt_rst_type_e rst_opt = OPT_SYSTEM_RESET; |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 209 | firmware_init_step_e starting_state = FW_INIT_STEP0_BOOT; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 210 | |
| 211 | rt_firmware *pfirmware = priv->pFirmware; |
Sebastian Hahn | 35997ff | 2012-12-05 21:40:18 +0100 | [diff] [blame] | 212 | const struct firmware *fw_entry; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 213 | const char *fw_name[3] = { "RTL8192U/boot.img", |
Mauro Carvalho Chehab | e406322 | 2009-11-03 07:42:46 -0200 | [diff] [blame] | 214 | "RTL8192U/main.img", |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 215 | "RTL8192U/data.img"}; |
| 216 | int rc; |
| 217 | |
| 218 | RT_TRACE(COMP_FIRMWARE, " PlatformInitFirmware()==>\n"); |
| 219 | |
| 220 | if (pfirmware->firmware_status == FW_STATUS_0_INIT ) { |
| 221 | /* it is called by reset */ |
| 222 | rst_opt = OPT_SYSTEM_RESET; |
| 223 | starting_state = FW_INIT_STEP0_BOOT; |
| 224 | // TODO: system reset |
| 225 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 226 | }else if (pfirmware->firmware_status == FW_STATUS_5_READY) { |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 227 | /* it is called by Initialize */ |
| 228 | rst_opt = OPT_FIRMWARE_RESET; |
| 229 | starting_state = FW_INIT_STEP2_DATA; |
| 230 | }else { |
| 231 | RT_TRACE(COMP_FIRMWARE, "PlatformInitFirmware: undefined firmware state\n"); |
| 232 | } |
| 233 | |
| 234 | /* |
| 235 | * Download boot, main, and data image for System reset. |
Justin P. Mattock | 589b3d0 | 2012-04-30 07:41:36 -0700 | [diff] [blame] | 236 | * Download data image for firmware reset |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 237 | */ |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 238 | for(init_step = starting_state; init_step <= FW_INIT_STEP2_DATA; init_step++) { |
| 239 | /* |
Justin P. Mattock | 8ef3a7e | 2012-04-30 14:39:21 -0700 | [diff] [blame] | 240 | * Open image file, and map file to continuous memory if open file success. |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 241 | * or read image file from array. Default load from IMG file |
| 242 | */ |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 243 | if (rst_opt == OPT_SYSTEM_RESET) { |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 244 | rc = request_firmware(&fw_entry, fw_name[init_step],&priv->udev->dev); |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 245 | if (rc < 0 ) { |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 246 | RT_TRACE(COMP_ERR, "request firmware fail!\n"); |
| 247 | goto download_firmware_fail; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 248 | } |
| 249 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 250 | if (fw_entry->size > sizeof(pfirmware->firmware_buf)) { |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 251 | RT_TRACE(COMP_ERR, "img file size exceed the container buffer fail!\n"); |
| 252 | goto download_firmware_fail; |
| 253 | } |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 254 | |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 255 | if (init_step != FW_INIT_STEP1_MAIN) { |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 256 | memcpy(pfirmware->firmware_buf,fw_entry->data,fw_entry->size); |
| 257 | mapped_file = pfirmware->firmware_buf; |
| 258 | file_length = fw_entry->size; |
| 259 | } else { |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 260 | memset(pfirmware->firmware_buf,0,128); |
| 261 | memcpy(&pfirmware->firmware_buf[128],fw_entry->data,fw_entry->size); |
| 262 | mapped_file = pfirmware->firmware_buf; |
| 263 | file_length = fw_entry->size + 128; |
Ben Hutchings | 0a8692b | 2011-01-09 04:20:04 +0000 | [diff] [blame] | 264 | } |
| 265 | pfirmware->firmware_buf_size = file_length; |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 266 | }else if (rst_opt == OPT_FIRMWARE_RESET ) { |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 267 | /* we only need to download data.img here */ |
| 268 | mapped_file = pfirmware->firmware_buf; |
| 269 | file_length = pfirmware->firmware_buf_size; |
| 270 | } |
| 271 | |
| 272 | /* Download image file */ |
| 273 | /* The firmware download process is just as following, |
| 274 | * 1. that is each packet will be segmented and inserted to the wait queue. |
| 275 | * 2. each packet segment will be put in the skb_buff packet. |
| 276 | * 3. each skb_buff packet data content will already include the firmware info |
| 277 | * and Tx descriptor info |
| 278 | * */ |
| 279 | rt_status = fw_download_code(dev,mapped_file,file_length); |
Rui Miguel Silva | 2930d0b9 | 2014-04-28 12:12:54 +0100 | [diff] [blame] | 280 | if (rst_opt == OPT_SYSTEM_RESET) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 281 | release_firmware(fw_entry); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 282 | |
Rui Miguel Silva | 2930d0b9 | 2014-04-28 12:12:54 +0100 | [diff] [blame] | 283 | if (rt_status != TRUE) |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 284 | goto download_firmware_fail; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 285 | |
Xenia Ragiadakou | ad63845 | 2013-05-12 03:15:08 +0300 | [diff] [blame] | 286 | switch (init_step) { |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 287 | case FW_INIT_STEP0_BOOT: |
| 288 | /* Download boot |
| 289 | * initialize command descriptor. |
| 290 | * will set polling bit when firmware code is also configured |
| 291 | */ |
| 292 | pfirmware->firmware_status = FW_STATUS_1_MOVE_BOOT_CODE; |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 293 | //mdelay(1000); |
| 294 | /* |
| 295 | * To initialize IMEM, CPU move code from 0x80000080, |
| 296 | * hence, we send 0x80 byte packet |
| 297 | */ |
| 298 | break; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 299 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 300 | case FW_INIT_STEP1_MAIN: |
| 301 | /* Download firmware code. Wait until Boot Ready and Turn on CPU */ |
| 302 | pfirmware->firmware_status = FW_STATUS_2_MOVE_MAIN_CODE; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 303 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 304 | /* Check Put Code OK and Turn On CPU */ |
| 305 | rt_status = CPUcheck_maincodeok_turnonCPU(dev); |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 306 | if (rt_status != TRUE) { |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 307 | RT_TRACE(COMP_ERR, "CPUcheck_maincodeok_turnonCPU fail!\n"); |
| 308 | goto download_firmware_fail; |
| 309 | } |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 310 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 311 | pfirmware->firmware_status = FW_STATUS_3_TURNON_CPU; |
| 312 | break; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 313 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 314 | case FW_INIT_STEP2_DATA: |
| 315 | /* download initial data code */ |
| 316 | pfirmware->firmware_status = FW_STATUS_4_MOVE_DATA_CODE; |
| 317 | mdelay(1); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 318 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 319 | rt_status = CPUcheck_firmware_ready(dev); |
Xenia Ragiadakou | 14bc0d4 | 2013-05-13 20:15:56 +0300 | [diff] [blame] | 320 | if (rt_status != TRUE) { |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 321 | RT_TRACE(COMP_ERR, "CPUcheck_firmware_ready fail(%d)!\n",rt_status); |
| 322 | goto download_firmware_fail; |
| 323 | } |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 324 | |
Sebastian Hahn | 24fbe87 | 2012-12-05 21:40:22 +0100 | [diff] [blame] | 325 | /* wait until data code is initialized ready.*/ |
| 326 | pfirmware->firmware_status = FW_STATUS_5_READY; |
| 327 | break; |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 328 | } |
| 329 | } |
| 330 | |
| 331 | RT_TRACE(COMP_FIRMWARE, "Firmware Download Success\n"); |
| 332 | //assert(pfirmware->firmware_status == FW_STATUS_5_READY, ("Firmware Download Fail\n")); |
| 333 | |
| 334 | return rt_status; |
| 335 | |
| 336 | download_firmware_fail: |
Joe Perches | f8628a4 | 2014-05-23 22:13:20 -0700 | [diff] [blame] | 337 | RT_TRACE(COMP_ERR, "ERR in %s()\n", __func__); |
Jerry Chuang | 8fc8598 | 2009-11-03 07:17:11 -0200 | [diff] [blame] | 338 | rt_status = FALSE; |
| 339 | return rt_status; |
| 340 | |
| 341 | } |
| 342 | |
Stefan Lippers-Hollmann | 589c3ca | 2011-08-02 22:17:25 +0200 | [diff] [blame] | 343 | MODULE_FIRMWARE("RTL8192U/boot.img"); |
| 344 | MODULE_FIRMWARE("RTL8192U/main.img"); |
| 345 | MODULE_FIRMWARE("RTL8192U/data.img"); |