| /****************************************************************************** |
| * |
| * Name: skxmac2.c |
| * Project: Gigabit Ethernet Adapters, Common Modules |
| * Version: $Revision: 1.102 $ |
| * Date: $Date: 2003/10/02 16:53:58 $ |
| * Purpose: Contains functions to initialize the MACs and PHYs |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * (C)Copyright 1998-2002 SysKonnect. |
| * (C)Copyright 2002-2003 Marvell. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * The information in this file is provided "AS IS" without warranty. |
| * |
| ******************************************************************************/ |
| |
| #include "h/skdrv1st.h" |
| #include "h/skdrv2nd.h" |
| |
| /* typedefs *******************************************************************/ |
| |
| /* BCOM PHY magic pattern list */ |
| typedef struct s_PhyHack { |
| int PhyReg; /* Phy register */ |
| SK_U16 PhyVal; /* Value to write */ |
| } BCOM_HACK; |
| |
| /* local variables ************************************************************/ |
| |
| #if (defined(DEBUG) || ((!defined(LINT)) && (!defined(SK_SLIM)))) |
| static const char SysKonnectFileId[] = |
| "@(#) $Id: skxmac2.c,v 1.102 2003/10/02 16:53:58 rschmidt Exp $ (C) Marvell."; |
| #endif |
| |
| #ifdef GENESIS |
| static BCOM_HACK BcomRegA1Hack[] = { |
| { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 }, { 0x17, 0x0013 }, |
| { 0x15, 0x0404 }, { 0x17, 0x8006 }, { 0x15, 0x0132 }, { 0x17, 0x8006 }, |
| { 0x15, 0x0232 }, { 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 }, |
| { 0, 0 } |
| }; |
| static BCOM_HACK BcomRegC0Hack[] = { |
| { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1204 }, { 0x17, 0x0013 }, |
| { 0x15, 0x0A04 }, { 0x18, 0x0420 }, |
| { 0, 0 } |
| }; |
| #endif |
| |
| /* function prototypes ********************************************************/ |
| #ifdef GENESIS |
| static void SkXmInitPhyXmac(SK_AC*, SK_IOC, int, SK_BOOL); |
| static void SkXmInitPhyBcom(SK_AC*, SK_IOC, int, SK_BOOL); |
| static int SkXmAutoNegDoneXmac(SK_AC*, SK_IOC, int); |
| static int SkXmAutoNegDoneBcom(SK_AC*, SK_IOC, int); |
| #endif /* GENESIS */ |
| #ifdef YUKON |
| static void SkGmInitPhyMarv(SK_AC*, SK_IOC, int, SK_BOOL); |
| static int SkGmAutoNegDoneMarv(SK_AC*, SK_IOC, int); |
| #endif /* YUKON */ |
| #ifdef OTHER_PHY |
| static void SkXmInitPhyLone(SK_AC*, SK_IOC, int, SK_BOOL); |
| static void SkXmInitPhyNat (SK_AC*, SK_IOC, int, SK_BOOL); |
| static int SkXmAutoNegDoneLone(SK_AC*, SK_IOC, int); |
| static int SkXmAutoNegDoneNat (SK_AC*, SK_IOC, int); |
| #endif /* OTHER_PHY */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmPhyRead() - Read from XMAC PHY register |
| * |
| * Description: reads a 16-bit word from XMAC PHY or ext. PHY |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkXmPhyRead( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 SK_FAR *pVal) /* Pointer to Value */ |
| { |
| SK_U16 Mmu; |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* write the PHY register's address */ |
| XM_OUT16(IoC, Port, XM_PHY_ADDR, PhyReg | pPrt->PhyAddr); |
| |
| /* get the PHY register's value */ |
| XM_IN16(IoC, Port, XM_PHY_DATA, pVal); |
| |
| if (pPrt->PhyType != SK_PHY_XMAC) { |
| do { |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Mmu); |
| /* wait until 'Ready' is set */ |
| } while ((Mmu & XM_MMU_PHY_RDY) == 0); |
| |
| /* get the PHY register's value */ |
| XM_IN16(IoC, Port, XM_PHY_DATA, pVal); |
| } |
| } /* SkXmPhyRead */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmPhyWrite() - Write to XMAC PHY register |
| * |
| * Description: writes a 16-bit word to XMAC PHY or ext. PHY |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkXmPhyWrite( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 Val) /* Value */ |
| { |
| SK_U16 Mmu; |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PhyType != SK_PHY_XMAC) { |
| do { |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Mmu); |
| /* wait until 'Busy' is cleared */ |
| } while ((Mmu & XM_MMU_PHY_BUSY) != 0); |
| } |
| |
| /* write the PHY register's address */ |
| XM_OUT16(IoC, Port, XM_PHY_ADDR, PhyReg | pPrt->PhyAddr); |
| |
| /* write the PHY register's value */ |
| XM_OUT16(IoC, Port, XM_PHY_DATA, Val); |
| |
| if (pPrt->PhyType != SK_PHY_XMAC) { |
| do { |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Mmu); |
| /* wait until 'Busy' is cleared */ |
| } while ((Mmu & XM_MMU_PHY_BUSY) != 0); |
| } |
| } /* SkXmPhyWrite */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmPhyRead() - Read from GPHY register |
| * |
| * Description: reads a 16-bit word from GPHY through MDIO |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkGmPhyRead( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 SK_FAR *pVal) /* Pointer to Value */ |
| { |
| SK_U16 Ctrl; |
| SK_GEPORT *pPrt; |
| #ifdef VCPU |
| u_long SimCyle; |
| u_long SimLowTime; |
| |
| VCPUgetTime(&SimCyle, &SimLowTime); |
| VCPUprintf(0, "SkGmPhyRead(%u), SimCyle=%u, SimLowTime=%u\n", |
| PhyReg, SimCyle, SimLowTime); |
| #endif /* VCPU */ |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* set PHY-Register offset and 'Read' OpCode (= 1) */ |
| *pVal = (SK_U16)(GM_SMI_CT_PHY_AD(pPrt->PhyAddr) | |
| GM_SMI_CT_REG_AD(PhyReg) | GM_SMI_CT_OP_RD); |
| |
| GM_OUT16(IoC, Port, GM_SMI_CTRL, *pVal); |
| |
| GM_IN16(IoC, Port, GM_SMI_CTRL, &Ctrl); |
| |
| /* additional check for MDC/MDIO activity */ |
| if ((Ctrl & GM_SMI_CT_BUSY) == 0) { |
| *pVal = 0; |
| return; |
| } |
| |
| *pVal |= GM_SMI_CT_BUSY; |
| |
| do { |
| #ifdef VCPU |
| VCPUwaitTime(1000); |
| #endif /* VCPU */ |
| |
| GM_IN16(IoC, Port, GM_SMI_CTRL, &Ctrl); |
| |
| /* wait until 'ReadValid' is set */ |
| } while (Ctrl == *pVal); |
| |
| /* get the PHY register's value */ |
| GM_IN16(IoC, Port, GM_SMI_DATA, pVal); |
| |
| #ifdef VCPU |
| VCPUgetTime(&SimCyle, &SimLowTime); |
| VCPUprintf(0, "VCPUgetTime(), SimCyle=%u, SimLowTime=%u\n", |
| SimCyle, SimLowTime); |
| #endif /* VCPU */ |
| |
| } /* SkGmPhyRead */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmPhyWrite() - Write to GPHY register |
| * |
| * Description: writes a 16-bit word to GPHY through MDIO |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkGmPhyWrite( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 Val) /* Value */ |
| { |
| SK_U16 Ctrl; |
| SK_GEPORT *pPrt; |
| #ifdef VCPU |
| SK_U32 DWord; |
| u_long SimCyle; |
| u_long SimLowTime; |
| |
| VCPUgetTime(&SimCyle, &SimLowTime); |
| VCPUprintf(0, "SkGmPhyWrite(Reg=%u, Val=0x%04x), SimCyle=%u, SimLowTime=%u\n", |
| PhyReg, Val, SimCyle, SimLowTime); |
| #endif /* VCPU */ |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* write the PHY register's value */ |
| GM_OUT16(IoC, Port, GM_SMI_DATA, Val); |
| |
| /* set PHY-Register offset and 'Write' OpCode (= 0) */ |
| Val = GM_SMI_CT_PHY_AD(pPrt->PhyAddr) | GM_SMI_CT_REG_AD(PhyReg); |
| |
| GM_OUT16(IoC, Port, GM_SMI_CTRL, Val); |
| |
| GM_IN16(IoC, Port, GM_SMI_CTRL, &Ctrl); |
| |
| /* additional check for MDC/MDIO activity */ |
| if ((Ctrl & GM_SMI_CT_BUSY) == 0) { |
| return; |
| } |
| |
| Val |= GM_SMI_CT_BUSY; |
| |
| do { |
| #ifdef VCPU |
| /* read Timer value */ |
| SK_IN32(IoC, B2_TI_VAL, &DWord); |
| |
| VCPUwaitTime(1000); |
| #endif /* VCPU */ |
| |
| GM_IN16(IoC, Port, GM_SMI_CTRL, &Ctrl); |
| |
| /* wait until 'Busy' is cleared */ |
| } while (Ctrl == Val); |
| |
| #ifdef VCPU |
| VCPUgetTime(&SimCyle, &SimLowTime); |
| VCPUprintf(0, "VCPUgetTime(), SimCyle=%u, SimLowTime=%u\n", |
| SimCyle, SimLowTime); |
| #endif /* VCPU */ |
| |
| } /* SkGmPhyWrite */ |
| #endif /* YUKON */ |
| |
| |
| #ifdef SK_DIAG |
| /****************************************************************************** |
| * |
| * SkGePhyRead() - Read from PHY register |
| * |
| * Description: calls a read PHY routine dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkGePhyRead( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 *pVal) /* Pointer to Value */ |
| { |
| void (*r_func)(SK_AC *pAC, SK_IOC IoC, int Port, int Reg, SK_U16 *pVal); |
| |
| if (pAC->GIni.GIGenesis) { |
| r_func = SkXmPhyRead; |
| } |
| else { |
| r_func = SkGmPhyRead; |
| } |
| |
| r_func(pAC, IoC, Port, PhyReg, pVal); |
| } /* SkGePhyRead */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGePhyWrite() - Write to PHY register |
| * |
| * Description: calls a write PHY routine dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkGePhyWrite( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* I/O Context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int PhyReg, /* Register Address (Offset) */ |
| SK_U16 Val) /* Value */ |
| { |
| void (*w_func)(SK_AC *pAC, SK_IOC IoC, int Port, int Reg, SK_U16 Val); |
| |
| if (pAC->GIni.GIGenesis) { |
| w_func = SkXmPhyWrite; |
| } |
| else { |
| w_func = SkGmPhyWrite; |
| } |
| |
| w_func(pAC, IoC, Port, PhyReg, Val); |
| } /* SkGePhyWrite */ |
| #endif /* SK_DIAG */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacPromiscMode() - Enable / Disable Promiscuous Mode |
| * |
| * Description: |
| * enables / disables promiscuous mode by setting Mode Register (XMAC) or |
| * Receive Control Register (GMAC) dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacPromiscMode( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL Enable) /* Enable / Disable */ |
| { |
| #ifdef YUKON |
| SK_U16 RcReg; |
| #endif |
| #ifdef GENESIS |
| SK_U32 MdReg; |
| #endif |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| /* enable or disable promiscuous mode */ |
| if (Enable) { |
| MdReg |= XM_MD_ENA_PROM; |
| } |
| else { |
| MdReg &= ~XM_MD_ENA_PROM; |
| } |
| /* setup Mode Register */ |
| XM_OUT32(IoC, Port, XM_MODE, MdReg); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| GM_IN16(IoC, Port, GM_RX_CTRL, &RcReg); |
| |
| /* enable or disable unicast and multicast filtering */ |
| if (Enable) { |
| RcReg &= ~(GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA); |
| } |
| else { |
| RcReg |= (GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA); |
| } |
| /* setup Receive Control Register */ |
| GM_OUT16(IoC, Port, GM_RX_CTRL, RcReg); |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacPromiscMode*/ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacHashing() - Enable / Disable Hashing |
| * |
| * Description: |
| * enables / disables hashing by setting Mode Register (XMAC) or |
| * Receive Control Register (GMAC) dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacHashing( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL Enable) /* Enable / Disable */ |
| { |
| #ifdef YUKON |
| SK_U16 RcReg; |
| #endif |
| #ifdef GENESIS |
| SK_U32 MdReg; |
| #endif |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| /* enable or disable hashing */ |
| if (Enable) { |
| MdReg |= XM_MD_ENA_HASH; |
| } |
| else { |
| MdReg &= ~XM_MD_ENA_HASH; |
| } |
| /* setup Mode Register */ |
| XM_OUT32(IoC, Port, XM_MODE, MdReg); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| GM_IN16(IoC, Port, GM_RX_CTRL, &RcReg); |
| |
| /* enable or disable multicast filtering */ |
| if (Enable) { |
| RcReg |= GM_RXCR_MCF_ENA; |
| } |
| else { |
| RcReg &= ~GM_RXCR_MCF_ENA; |
| } |
| /* setup Receive Control Register */ |
| GM_OUT16(IoC, Port, GM_RX_CTRL, RcReg); |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacHashing*/ |
| |
| |
| #ifdef SK_DIAG |
| /****************************************************************************** |
| * |
| * SkXmSetRxCmd() - Modify the value of the XMAC's Rx Command Register |
| * |
| * Description: |
| * The features |
| * - FCS stripping, SK_STRIP_FCS_ON/OFF |
| * - pad byte stripping, SK_STRIP_PAD_ON/OFF |
| * - don't set XMR_FS_ERR in status SK_LENERR_OK_ON/OFF |
| * for inrange length error frames |
| * - don't set XMR_FS_ERR in status SK_BIG_PK_OK_ON/OFF |
| * for frames > 1514 bytes |
| * - enable Rx of own packets SK_SELF_RX_ON/OFF |
| * |
| * for incoming packets may be enabled/disabled by this function. |
| * Additional modes may be added later. |
| * Multiple modes can be enabled/disabled at the same time. |
| * The new configuration is written to the Rx Command register immediately. |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmSetRxCmd( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int Mode) /* Mode is SK_STRIP_FCS_ON/OFF, SK_STRIP_PAD_ON/OFF, |
| SK_LENERR_OK_ON/OFF, or SK_BIG_PK_OK_ON/OFF */ |
| { |
| SK_U16 OldRxCmd; |
| SK_U16 RxCmd; |
| |
| XM_IN16(IoC, Port, XM_RX_CMD, &OldRxCmd); |
| |
| RxCmd = OldRxCmd; |
| |
| switch (Mode & (SK_STRIP_FCS_ON | SK_STRIP_FCS_OFF)) { |
| case SK_STRIP_FCS_ON: |
| RxCmd |= XM_RX_STRIP_FCS; |
| break; |
| case SK_STRIP_FCS_OFF: |
| RxCmd &= ~XM_RX_STRIP_FCS; |
| break; |
| } |
| |
| switch (Mode & (SK_STRIP_PAD_ON | SK_STRIP_PAD_OFF)) { |
| case SK_STRIP_PAD_ON: |
| RxCmd |= XM_RX_STRIP_PAD; |
| break; |
| case SK_STRIP_PAD_OFF: |
| RxCmd &= ~XM_RX_STRIP_PAD; |
| break; |
| } |
| |
| switch (Mode & (SK_LENERR_OK_ON | SK_LENERR_OK_OFF)) { |
| case SK_LENERR_OK_ON: |
| RxCmd |= XM_RX_LENERR_OK; |
| break; |
| case SK_LENERR_OK_OFF: |
| RxCmd &= ~XM_RX_LENERR_OK; |
| break; |
| } |
| |
| switch (Mode & (SK_BIG_PK_OK_ON | SK_BIG_PK_OK_OFF)) { |
| case SK_BIG_PK_OK_ON: |
| RxCmd |= XM_RX_BIG_PK_OK; |
| break; |
| case SK_BIG_PK_OK_OFF: |
| RxCmd &= ~XM_RX_BIG_PK_OK; |
| break; |
| } |
| |
| switch (Mode & (SK_SELF_RX_ON | SK_SELF_RX_OFF)) { |
| case SK_SELF_RX_ON: |
| RxCmd |= XM_RX_SELF_RX; |
| break; |
| case SK_SELF_RX_OFF: |
| RxCmd &= ~XM_RX_SELF_RX; |
| break; |
| } |
| |
| /* Write the new mode to the Rx command register if required */ |
| if (OldRxCmd != RxCmd) { |
| XM_OUT16(IoC, Port, XM_RX_CMD, RxCmd); |
| } |
| } /* SkXmSetRxCmd */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmSetRxCmd() - Modify the value of the GMAC's Rx Control Register |
| * |
| * Description: |
| * The features |
| * - FCS (CRC) stripping, SK_STRIP_FCS_ON/OFF |
| * - don't set GMR_FS_LONG_ERR SK_BIG_PK_OK_ON/OFF |
| * for frames > 1514 bytes |
| * - enable Rx of own packets SK_SELF_RX_ON/OFF |
| * |
| * for incoming packets may be enabled/disabled by this function. |
| * Additional modes may be added later. |
| * Multiple modes can be enabled/disabled at the same time. |
| * The new configuration is written to the Rx Command register immediately. |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmSetRxCmd( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int Mode) /* Mode is SK_STRIP_FCS_ON/OFF, SK_STRIP_PAD_ON/OFF, |
| SK_LENERR_OK_ON/OFF, or SK_BIG_PK_OK_ON/OFF */ |
| { |
| SK_U16 OldRxCmd; |
| SK_U16 RxCmd; |
| |
| if ((Mode & (SK_STRIP_FCS_ON | SK_STRIP_FCS_OFF)) != 0) { |
| |
| GM_IN16(IoC, Port, GM_RX_CTRL, &OldRxCmd); |
| |
| RxCmd = OldRxCmd; |
| |
| if ((Mode & SK_STRIP_FCS_ON) != 0) { |
| RxCmd |= GM_RXCR_CRC_DIS; |
| } |
| else { |
| RxCmd &= ~GM_RXCR_CRC_DIS; |
| } |
| /* Write the new mode to the Rx control register if required */ |
| if (OldRxCmd != RxCmd) { |
| GM_OUT16(IoC, Port, GM_RX_CTRL, RxCmd); |
| } |
| } |
| |
| if ((Mode & (SK_BIG_PK_OK_ON | SK_BIG_PK_OK_OFF)) != 0) { |
| |
| GM_IN16(IoC, Port, GM_SERIAL_MODE, &OldRxCmd); |
| |
| RxCmd = OldRxCmd; |
| |
| if ((Mode & SK_BIG_PK_OK_ON) != 0) { |
| RxCmd |= GM_SMOD_JUMBO_ENA; |
| } |
| else { |
| RxCmd &= ~GM_SMOD_JUMBO_ENA; |
| } |
| /* Write the new mode to the Rx control register if required */ |
| if (OldRxCmd != RxCmd) { |
| GM_OUT16(IoC, Port, GM_SERIAL_MODE, RxCmd); |
| } |
| } |
| } /* SkGmSetRxCmd */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacSetRxCmd() - Modify the value of the MAC's Rx Control Register |
| * |
| * Description: modifies the MAC's Rx Control reg. dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacSetRxCmd( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int Mode) /* Rx Mode */ |
| { |
| if (pAC->GIni.GIGenesis) { |
| |
| SkXmSetRxCmd(pAC, IoC, Port, Mode); |
| } |
| else { |
| |
| SkGmSetRxCmd(pAC, IoC, Port, Mode); |
| } |
| |
| } /* SkMacSetRxCmd */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacCrcGener() - Enable / Disable CRC Generation |
| * |
| * Description: enables / disables CRC generation dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacCrcGener( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL Enable) /* Enable / Disable */ |
| { |
| SK_U16 Word; |
| |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN16(IoC, Port, XM_TX_CMD, &Word); |
| |
| if (Enable) { |
| Word &= ~XM_TX_NO_CRC; |
| } |
| else { |
| Word |= XM_TX_NO_CRC; |
| } |
| /* setup Tx Command Register */ |
| XM_OUT16(IoC, Port, XM_TX_CMD, Word); |
| } |
| else { |
| |
| GM_IN16(IoC, Port, GM_TX_CTRL, &Word); |
| |
| if (Enable) { |
| Word &= ~GM_TXCR_CRC_DIS; |
| } |
| else { |
| Word |= GM_TXCR_CRC_DIS; |
| } |
| /* setup Tx Control Register */ |
| GM_OUT16(IoC, Port, GM_TX_CTRL, Word); |
| } |
| |
| } /* SkMacCrcGener*/ |
| |
| #endif /* SK_DIAG */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmClrExactAddr() - Clear Exact Match Address Registers |
| * |
| * Description: |
| * All Exact Match Address registers of the XMAC 'Port' will be |
| * cleared starting with 'StartNum' up to (and including) the |
| * Exact Match address number of 'StopNum'. |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkXmClrExactAddr( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| int StartNum, /* Begin with this Address Register Index (0..15) */ |
| int StopNum) /* Stop after finished with this Register Idx (0..15) */ |
| { |
| int i; |
| SK_U16 ZeroAddr[3] = {0x0000, 0x0000, 0x0000}; |
| |
| if ((unsigned)StartNum > 15 || (unsigned)StopNum > 15 || |
| StartNum > StopNum) { |
| |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E001, SKERR_HWI_E001MSG); |
| return; |
| } |
| |
| for (i = StartNum; i <= StopNum; i++) { |
| XM_OUTADDR(IoC, Port, XM_EXM(i), &ZeroAddr[0]); |
| } |
| } /* SkXmClrExactAddr */ |
| #endif /* GENESIS */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacFlushTxFifo() - Flush the MAC's transmit FIFO |
| * |
| * Description: |
| * Flush the transmit FIFO of the MAC specified by the index 'Port' |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacFlushTxFifo( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| #ifdef GENESIS |
| SK_U32 MdReg; |
| |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| |
| XM_OUT32(IoC, Port, XM_MODE, MdReg | XM_MD_FTF); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| /* no way to flush the FIFO we have to issue a reset */ |
| /* TBD */ |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacFlushTxFifo */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacFlushRxFifo() - Flush the MAC's receive FIFO |
| * |
| * Description: |
| * Flush the receive FIFO of the MAC specified by the index 'Port' |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkMacFlushRxFifo( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| #ifdef GENESIS |
| SK_U32 MdReg; |
| |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| |
| XM_OUT32(IoC, Port, XM_MODE, MdReg | XM_MD_FRF); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| /* no way to flush the FIFO we have to issue a reset */ |
| /* TBD */ |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacFlushRxFifo */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmSoftRst() - Do a XMAC software reset |
| * |
| * Description: |
| * The PHY registers should not be destroyed during this |
| * kind of software reset. Therefore the XMAC Software Reset |
| * (XM_GP_RES_MAC bit in XM_GP_PORT) must not be used! |
| * |
| * The software reset is done by |
| * - disabling the Rx and Tx state machine, |
| * - resetting the statistics module, |
| * - clear all other significant XMAC Mode, |
| * Command, and Control Registers |
| * - clearing the Hash Register and the |
| * Exact Match Address registers, and |
| * - flushing the XMAC's Rx and Tx FIFOs. |
| * |
| * Note: |
| * Another requirement when stopping the XMAC is to |
| * avoid sending corrupted frames on the network. |
| * Disabling the Tx state machine will NOT interrupt |
| * the currently transmitted frame. But we must take care |
| * that the Tx FIFO is cleared AFTER the current frame |
| * is complete sent to the network. |
| * |
| * It takes about 12ns to send a frame with 1538 bytes. |
| * One PCI clock goes at least 15ns (66MHz). Therefore |
| * after reading XM_GP_PORT back, we are sure that the |
| * transmitter is disabled AND idle. And this means |
| * we may flush the transmit FIFO now. |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmSoftRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U16 ZeroAddr[4] = {0x0000, 0x0000, 0x0000, 0x0000}; |
| |
| /* reset the statistics module */ |
| XM_OUT32(IoC, Port, XM_GP_PORT, XM_GP_RES_STAT); |
| |
| /* disable all XMAC IRQs */ |
| XM_OUT16(IoC, Port, XM_IMSK, 0xffff); |
| |
| XM_OUT32(IoC, Port, XM_MODE, 0); /* clear Mode Reg */ |
| |
| XM_OUT16(IoC, Port, XM_TX_CMD, 0); /* reset TX CMD Reg */ |
| XM_OUT16(IoC, Port, XM_RX_CMD, 0); /* reset RX CMD Reg */ |
| |
| /* disable all PHY IRQs */ |
| switch (pAC->GIni.GP[Port].PhyType) { |
| case SK_PHY_BCOM: |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_INT_MASK, 0xffff); |
| break; |
| #ifdef OTHER_PHY |
| case SK_PHY_LONE: |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_INT_ENAB, 0); |
| break; |
| case SK_PHY_NAT: |
| /* todo: National |
| SkXmPhyWrite(pAC, IoC, Port, PHY_NAT_INT_MASK, 0xffff); */ |
| break; |
| #endif /* OTHER_PHY */ |
| } |
| |
| /* clear the Hash Register */ |
| XM_OUTHASH(IoC, Port, XM_HSM, &ZeroAddr); |
| |
| /* clear the Exact Match Address registers */ |
| SkXmClrExactAddr(pAC, IoC, Port, 0, 15); |
| |
| /* clear the Source Check Address registers */ |
| XM_OUTHASH(IoC, Port, XM_SRC_CHK, &ZeroAddr); |
| |
| } /* SkXmSoftRst */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmHardRst() - Do a XMAC hardware reset |
| * |
| * Description: |
| * The XMAC of the specified 'Port' and all connected devices |
| * (PHY and SERDES) will receive a reset signal on its *Reset pins. |
| * External PHYs must be reset by clearing a bit in the GPIO register |
| * (Timing requirements: Broadcom: 400ns, Level One: none, National: 80ns). |
| * |
| * ATTENTION: |
| * It is absolutely necessary to reset the SW_RST Bit first |
| * before calling this function. |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmHardRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U32 Reg; |
| int i; |
| int TOut; |
| SK_U16 Word; |
| |
| for (i = 0; i < 4; i++) { |
| /* TX_MFF_CTRL1 has 32 bits, but only the lowest 16 bits are used */ |
| SK_OUT16(IoC, MR_ADDR(Port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); |
| |
| TOut = 0; |
| do { |
| if (TOut++ > 10000) { |
| /* |
| * Adapter seems to be in RESET state. |
| * Registers cannot be written. |
| */ |
| return; |
| } |
| |
| SK_OUT16(IoC, MR_ADDR(Port, TX_MFF_CTRL1), MFF_SET_MAC_RST); |
| |
| SK_IN16(IoC, MR_ADDR(Port, TX_MFF_CTRL1), &Word); |
| |
| } while ((Word & MFF_SET_MAC_RST) == 0); |
| } |
| |
| /* For external PHYs there must be special handling */ |
| if (pAC->GIni.GP[Port].PhyType != SK_PHY_XMAC) { |
| |
| SK_IN32(IoC, B2_GP_IO, &Reg); |
| |
| if (Port == 0) { |
| Reg |= GP_DIR_0; /* set to output */ |
| Reg &= ~GP_IO_0; /* set PHY reset (active low) */ |
| } |
| else { |
| Reg |= GP_DIR_2; /* set to output */ |
| Reg &= ~GP_IO_2; /* set PHY reset (active low) */ |
| } |
| /* reset external PHY */ |
| SK_OUT32(IoC, B2_GP_IO, Reg); |
| |
| /* short delay */ |
| SK_IN32(IoC, B2_GP_IO, &Reg); |
| } |
| } /* SkXmHardRst */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmClearRst() - Release the PHY & XMAC reset |
| * |
| * Description: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmClearRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U32 DWord; |
| |
| /* clear HW reset */ |
| SK_OUT16(IoC, MR_ADDR(Port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); |
| |
| if (pAC->GIni.GP[Port].PhyType != SK_PHY_XMAC) { |
| |
| SK_IN32(IoC, B2_GP_IO, &DWord); |
| |
| if (Port == 0) { |
| DWord |= (GP_DIR_0 | GP_IO_0); /* set to output */ |
| } |
| else { |
| DWord |= (GP_DIR_2 | GP_IO_2); /* set to output */ |
| } |
| /* Clear PHY reset */ |
| SK_OUT32(IoC, B2_GP_IO, DWord); |
| |
| /* Enable GMII interface */ |
| XM_OUT16(IoC, Port, XM_HW_CFG, XM_HW_GMII_MD); |
| } |
| } /* SkXmClearRst */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmSoftRst() - Do a GMAC software reset |
| * |
| * Description: |
| * The GPHY registers should not be destroyed during this |
| * kind of software reset. |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmSoftRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U16 EmptyHash[4] = {0x0000, 0x0000, 0x0000, 0x0000}; |
| SK_U16 RxCtrl; |
| |
| /* reset the statistics module */ |
| |
| /* disable all GMAC IRQs */ |
| SK_OUT8(IoC, GMAC_IRQ_MSK, 0); |
| |
| /* disable all PHY IRQs */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_INT_MASK, 0); |
| |
| /* clear the Hash Register */ |
| GM_OUTHASH(IoC, Port, GM_MC_ADDR_H1, EmptyHash); |
| |
| /* Enable Unicast and Multicast filtering */ |
| GM_IN16(IoC, Port, GM_RX_CTRL, &RxCtrl); |
| |
| GM_OUT16(IoC, Port, GM_RX_CTRL, |
| (SK_U16)(RxCtrl | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA)); |
| |
| } /* SkGmSoftRst */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmHardRst() - Do a GMAC hardware reset |
| * |
| * Description: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmHardRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U32 DWord; |
| |
| /* WA code for COMA mode */ |
| if (pAC->GIni.GIYukonLite && |
| pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { |
| |
| SK_IN32(IoC, B2_GP_IO, &DWord); |
| |
| DWord |= (GP_DIR_9 | GP_IO_9); |
| |
| /* set PHY reset */ |
| SK_OUT32(IoC, B2_GP_IO, DWord); |
| } |
| |
| /* set GPHY Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GPHY_CTRL), GPC_RST_SET); |
| |
| /* set GMAC Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GMAC_CTRL), GMC_RST_SET); |
| |
| } /* SkGmHardRst */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmClearRst() - Release the GPHY & GMAC reset |
| * |
| * Description: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmClearRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U32 DWord; |
| |
| #ifdef XXX |
| /* clear GMAC Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GMAC_CTRL), GMC_RST_CLR); |
| |
| /* set GMAC Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GMAC_CTRL), GMC_RST_SET); |
| #endif /* XXX */ |
| |
| /* WA code for COMA mode */ |
| if (pAC->GIni.GIYukonLite && |
| pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { |
| |
| SK_IN32(IoC, B2_GP_IO, &DWord); |
| |
| DWord |= GP_DIR_9; /* set to output */ |
| DWord &= ~GP_IO_9; /* clear PHY reset (active high) */ |
| |
| /* clear PHY reset */ |
| SK_OUT32(IoC, B2_GP_IO, DWord); |
| } |
| |
| /* set HWCFG_MODE */ |
| DWord = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP | |
| GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE | |
| (pAC->GIni.GICopperType ? GPC_HWCFG_GMII_COP : |
| GPC_HWCFG_GMII_FIB); |
| |
| /* set GPHY Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GPHY_CTRL), DWord | GPC_RST_SET); |
| |
| /* release GPHY Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GPHY_CTRL), DWord | GPC_RST_CLR); |
| |
| #ifdef VCPU |
| VCpuWait(9000); |
| #endif /* VCPU */ |
| |
| /* clear GMAC Control reset */ |
| SK_OUT32(IoC, MR_ADDR(Port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR); |
| |
| #ifdef VCPU |
| VCpuWait(2000); |
| |
| SK_IN32(IoC, MR_ADDR(Port, GPHY_CTRL), &DWord); |
| |
| SK_IN32(IoC, B0_ISRC, &DWord); |
| #endif /* VCPU */ |
| |
| } /* SkGmClearRst */ |
| #endif /* YUKON */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacSoftRst() - Do a MAC software reset |
| * |
| * Description: calls a MAC software reset routine dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacSoftRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* disable receiver and transmitter */ |
| SkMacRxTxDisable(pAC, IoC, Port); |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| SkXmSoftRst(pAC, IoC, Port); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| SkGmSoftRst(pAC, IoC, Port); |
| } |
| #endif /* YUKON */ |
| |
| /* flush the MAC's Rx and Tx FIFOs */ |
| SkMacFlushTxFifo(pAC, IoC, Port); |
| |
| SkMacFlushRxFifo(pAC, IoC, Port); |
| |
| pPrt->PState = SK_PRT_STOP; |
| |
| } /* SkMacSoftRst */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacHardRst() - Do a MAC hardware reset |
| * |
| * Description: calls a MAC hardware reset routine dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacHardRst( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| SkXmHardRst(pAC, IoC, Port); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| SkGmHardRst(pAC, IoC, Port); |
| } |
| #endif /* YUKON */ |
| |
| pAC->GIni.GP[Port].PState = SK_PRT_RESET; |
| |
| } /* SkMacHardRst */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmInitMac() - Initialize the XMAC II |
| * |
| * Description: |
| * Initialize the XMAC of the specified port. |
| * The XMAC must be reset or stopped before calling this function. |
| * |
| * Note: |
| * The XMAC's Rx and Tx state machine is still disabled when returning. |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkXmInitMac( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| int i; |
| SK_U16 SWord; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PState == SK_PRT_STOP) { |
| /* Port State: SK_PRT_STOP */ |
| /* Verify that the reset bit is cleared */ |
| SK_IN16(IoC, MR_ADDR(Port, TX_MFF_CTRL1), &SWord); |
| |
| if ((SWord & MFF_SET_MAC_RST) != 0) { |
| /* PState does not match HW state */ |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E006, SKERR_HWI_E006MSG); |
| /* Correct it */ |
| pPrt->PState = SK_PRT_RESET; |
| } |
| } |
| |
| if (pPrt->PState == SK_PRT_RESET) { |
| |
| SkXmClearRst(pAC, IoC, Port); |
| |
| if (pPrt->PhyType != SK_PHY_XMAC) { |
| /* read Id from external PHY (all have the same address) */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_XMAC_ID1, &pPrt->PhyId1); |
| |
| /* |
| * Optimize MDIO transfer by suppressing preamble. |
| * Must be done AFTER first access to BCOM chip. |
| */ |
| XM_IN16(IoC, Port, XM_MMU_CMD, &SWord); |
| |
| XM_OUT16(IoC, Port, XM_MMU_CMD, SWord | XM_MMU_NO_PRE); |
| |
| if (pPrt->PhyId1 == PHY_BCOM_ID1_C0) { |
| /* |
| * Workaround BCOM Errata for the C0 type. |
| * Write magic patterns to reserved registers. |
| */ |
| i = 0; |
| while (BcomRegC0Hack[i].PhyReg != 0) { |
| SkXmPhyWrite(pAC, IoC, Port, BcomRegC0Hack[i].PhyReg, |
| BcomRegC0Hack[i].PhyVal); |
| i++; |
| } |
| } |
| else if (pPrt->PhyId1 == PHY_BCOM_ID1_A1) { |
| /* |
| * Workaround BCOM Errata for the A1 type. |
| * Write magic patterns to reserved registers. |
| */ |
| i = 0; |
| while (BcomRegA1Hack[i].PhyReg != 0) { |
| SkXmPhyWrite(pAC, IoC, Port, BcomRegA1Hack[i].PhyReg, |
| BcomRegA1Hack[i].PhyVal); |
| i++; |
| } |
| } |
| |
| /* |
| * Workaround BCOM Errata (#10523) for all BCom PHYs. |
| * Disable Power Management after reset. |
| */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, &SWord); |
| |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, |
| (SK_U16)(SWord | PHY_B_AC_DIS_PM)); |
| |
| /* PHY LED initialization is done in SkGeXmitLED() */ |
| } |
| |
| /* Dummy read the Interrupt source register */ |
| XM_IN16(IoC, Port, XM_ISRC, &SWord); |
| |
| /* |
| * The auto-negotiation process starts immediately after |
| * clearing the reset. The auto-negotiation process should be |
| * started by the SIRQ, therefore stop it here immediately. |
| */ |
| SkMacInitPhy(pAC, IoC, Port, SK_FALSE); |
| |
| #ifdef TEST_ONLY |
| /* temp. code: enable signal detect */ |
| /* WARNING: do not override GMII setting above */ |
| XM_OUT16(IoC, Port, XM_HW_CFG, XM_HW_COM4SIG); |
| #endif |
| } |
| |
| /* |
| * configure the XMACs Station Address |
| * B2_MAC_2 = xx xx xx xx xx x1 is programmed to XMAC A |
| * B2_MAC_3 = xx xx xx xx xx x2 is programmed to XMAC B |
| */ |
| for (i = 0; i < 3; i++) { |
| /* |
| * The following 2 statements are together endianess |
| * independent. Remember this when changing. |
| */ |
| SK_IN16(IoC, (B2_MAC_2 + Port * 8 + i * 2), &SWord); |
| |
| XM_OUT16(IoC, Port, (XM_SA + i * 2), SWord); |
| } |
| |
| /* Tx Inter Packet Gap (XM_TX_IPG): use default */ |
| /* Tx High Water Mark (XM_TX_HI_WM): use default */ |
| /* Tx Low Water Mark (XM_TX_LO_WM): use default */ |
| /* Host Request Threshold (XM_HT_THR): use default */ |
| /* Rx Request Threshold (XM_RX_THR): use default */ |
| /* Rx Low Water Mark (XM_RX_LO_WM): use default */ |
| |
| /* configure Rx High Water Mark (XM_RX_HI_WM) */ |
| XM_OUT16(IoC, Port, XM_RX_HI_WM, SK_XM_RX_HI_WM); |
| |
| /* Configure Tx Request Threshold */ |
| SWord = SK_XM_THR_SL; /* for single port */ |
| |
| if (pAC->GIni.GIMacsFound > 1) { |
| switch (pAC->GIni.GIPortUsage) { |
| case SK_RED_LINK: |
| SWord = SK_XM_THR_REDL; /* redundant link */ |
| break; |
| case SK_MUL_LINK: |
| SWord = SK_XM_THR_MULL; /* load balancing */ |
| break; |
| case SK_JUMBO_LINK: |
| SWord = SK_XM_THR_JUMBO; /* jumbo frames */ |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E014, SKERR_HWI_E014MSG); |
| break; |
| } |
| } |
| XM_OUT16(IoC, Port, XM_TX_THR, SWord); |
| |
| /* setup register defaults for the Tx Command Register */ |
| XM_OUT16(IoC, Port, XM_TX_CMD, XM_TX_AUTO_PAD); |
| |
| /* setup register defaults for the Rx Command Register */ |
| SWord = XM_RX_STRIP_FCS | XM_RX_LENERR_OK; |
| |
| if (pAC->GIni.GIPortUsage == SK_JUMBO_LINK) { |
| SWord |= XM_RX_BIG_PK_OK; |
| } |
| |
| if (pPrt->PLinkMode == SK_LMODE_HALF) { |
| /* |
| * If in manual half duplex mode the other side might be in |
| * full duplex mode, so ignore if a carrier extension is not seen |
| * on frames received |
| */ |
| SWord |= XM_RX_DIS_CEXT; |
| } |
| |
| XM_OUT16(IoC, Port, XM_RX_CMD, SWord); |
| |
| /* |
| * setup register defaults for the Mode Register |
| * - Don't strip error frames to avoid Store & Forward |
| * on the Rx side. |
| * - Enable 'Check Station Address' bit |
| * - Enable 'Check Address Array' bit |
| */ |
| XM_OUT32(IoC, Port, XM_MODE, XM_DEF_MODE); |
| |
| /* |
| * Initialize the Receive Counter Event Mask (XM_RX_EV_MSK) |
| * - Enable all bits excepting 'Octets Rx OK Low CntOv' |
| * and 'Octets Rx OK Hi Cnt Ov'. |
| */ |
| XM_OUT32(IoC, Port, XM_RX_EV_MSK, XMR_DEF_MSK); |
| |
| /* |
| * Initialize the Transmit Counter Event Mask (XM_TX_EV_MSK) |
| * - Enable all bits excepting 'Octets Tx OK Low CntOv' |
| * and 'Octets Tx OK Hi Cnt Ov'. |
| */ |
| XM_OUT32(IoC, Port, XM_TX_EV_MSK, XMT_DEF_MSK); |
| |
| /* |
| * Do NOT init XMAC interrupt mask here. |
| * All interrupts remain disable until link comes up! |
| */ |
| |
| /* |
| * Any additional configuration changes may be done now. |
| * The last action is to enable the Rx and Tx state machine. |
| * This should be done after the auto-negotiation process |
| * has been completed successfully. |
| */ |
| } /* SkXmInitMac */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmInitMac() - Initialize the GMAC |
| * |
| * Description: |
| * Initialize the GMAC of the specified port. |
| * The GMAC must be reset or stopped before calling this function. |
| * |
| * Note: |
| * The GMAC's Rx and Tx state machine is still disabled when returning. |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkGmInitMac( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| int i; |
| SK_U16 SWord; |
| SK_U32 DWord; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PState == SK_PRT_STOP) { |
| /* Port State: SK_PRT_STOP */ |
| /* Verify that the reset bit is cleared */ |
| SK_IN32(IoC, MR_ADDR(Port, GMAC_CTRL), &DWord); |
| |
| if ((DWord & GMC_RST_SET) != 0) { |
| /* PState does not match HW state */ |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E006, SKERR_HWI_E006MSG); |
| /* Correct it */ |
| pPrt->PState = SK_PRT_RESET; |
| } |
| } |
| |
| if (pPrt->PState == SK_PRT_RESET) { |
| |
| SkGmHardRst(pAC, IoC, Port); |
| |
| SkGmClearRst(pAC, IoC, Port); |
| |
| /* Auto-negotiation ? */ |
| if (pPrt->PLinkMode == SK_LMODE_HALF || pPrt->PLinkMode == SK_LMODE_FULL) { |
| /* Auto-negotiation disabled */ |
| |
| /* get General Purpose Control */ |
| GM_IN16(IoC, Port, GM_GP_CTRL, &SWord); |
| |
| /* disable auto-update for speed, duplex and flow-control */ |
| SWord |= GM_GPCR_AU_ALL_DIS; |
| |
| /* setup General Purpose Control Register */ |
| GM_OUT16(IoC, Port, GM_GP_CTRL, SWord); |
| |
| SWord = GM_GPCR_AU_ALL_DIS; |
| } |
| else { |
| SWord = 0; |
| } |
| |
| /* speed settings */ |
| switch (pPrt->PLinkSpeed) { |
| case SK_LSPEED_AUTO: |
| case SK_LSPEED_1000MBPS: |
| SWord |= GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100; |
| break; |
| case SK_LSPEED_100MBPS: |
| SWord |= GM_GPCR_SPEED_100; |
| break; |
| case SK_LSPEED_10MBPS: |
| break; |
| } |
| |
| /* duplex settings */ |
| if (pPrt->PLinkMode != SK_LMODE_HALF) { |
| /* set full duplex */ |
| SWord |= GM_GPCR_DUP_FULL; |
| } |
| |
| /* flow-control settings */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| /* set Pause Off */ |
| SK_OUT32(IoC, MR_ADDR(Port, GMAC_CTRL), GMC_PAUSE_OFF); |
| /* disable Tx & Rx flow-control */ |
| SWord |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| /* disable Rx flow-control */ |
| SWord |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| case SK_FLOW_MODE_SYM_OR_REM: |
| /* enable Tx & Rx flow-control */ |
| break; |
| } |
| |
| /* setup General Purpose Control Register */ |
| GM_OUT16(IoC, Port, GM_GP_CTRL, SWord); |
| |
| /* dummy read the Interrupt Source Register */ |
| SK_IN16(IoC, GMAC_IRQ_SRC, &SWord); |
| |
| #ifndef VCPU |
| /* read Id from PHY */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_ID1, &pPrt->PhyId1); |
| |
| SkGmInitPhyMarv(pAC, IoC, Port, SK_FALSE); |
| #endif /* VCPU */ |
| } |
| |
| (void)SkGmResetCounter(pAC, IoC, Port); |
| |
| /* setup Transmit Control Register */ |
| GM_OUT16(IoC, Port, GM_TX_CTRL, TX_COL_THR(pPrt->PMacColThres)); |
| |
| /* setup Receive Control Register */ |
| GM_OUT16(IoC, Port, GM_RX_CTRL, GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA | |
| GM_RXCR_CRC_DIS); |
| |
| /* setup Transmit Flow Control Register */ |
| GM_OUT16(IoC, Port, GM_TX_FLOW_CTRL, 0xffff); |
| |
| /* setup Transmit Parameter Register */ |
| #ifdef VCPU |
| GM_IN16(IoC, Port, GM_TX_PARAM, &SWord); |
| #endif /* VCPU */ |
| |
| SWord = TX_JAM_LEN_VAL(pPrt->PMacJamLen) | |
| TX_JAM_IPG_VAL(pPrt->PMacJamIpgVal) | |
| TX_IPG_JAM_DATA(pPrt->PMacJamIpgData); |
| |
| GM_OUT16(IoC, Port, GM_TX_PARAM, SWord); |
| |
| /* configure the Serial Mode Register */ |
| #ifdef VCPU |
| GM_IN16(IoC, Port, GM_SERIAL_MODE, &SWord); |
| #endif /* VCPU */ |
| |
| SWord = GM_SMOD_VLAN_ENA | IPG_DATA_VAL(pPrt->PMacIpgData); |
| |
| if (pPrt->PMacLimit4) { |
| /* reset of collision counter after 4 consecutive collisions */ |
| SWord |= GM_SMOD_LIMIT_4; |
| } |
| |
| if (pAC->GIni.GIPortUsage == SK_JUMBO_LINK) { |
| /* enable jumbo mode (Max. Frame Length = 9018) */ |
| SWord |= GM_SMOD_JUMBO_ENA; |
| } |
| |
| GM_OUT16(IoC, Port, GM_SERIAL_MODE, SWord); |
| |
| /* |
| * configure the GMACs Station Addresses |
| * in PROM you can find our addresses at: |
| * B2_MAC_1 = xx xx xx xx xx x0 virtual address |
| * B2_MAC_2 = xx xx xx xx xx x1 is programmed to GMAC A |
| * B2_MAC_3 = xx xx xx xx xx x2 is reserved for DualPort |
| */ |
| |
| for (i = 0; i < 3; i++) { |
| /* |
| * The following 2 statements are together endianess |
| * independent. Remember this when changing. |
| */ |
| /* physical address: will be used for pause frames */ |
| SK_IN16(IoC, (B2_MAC_2 + Port * 8 + i * 2), &SWord); |
| |
| #ifdef WA_DEV_16 |
| /* WA for deviation #16 */ |
| if (pAC->GIni.GIChipId == CHIP_ID_YUKON && pAC->GIni.GIChipRev == 0) { |
| /* swap the address bytes */ |
| SWord = ((SWord & 0xff00) >> 8) | ((SWord & 0x00ff) << 8); |
| |
| /* write to register in reversed order */ |
| GM_OUT16(IoC, Port, (GM_SRC_ADDR_1L + (2 - i) * 4), SWord); |
| } |
| else { |
| GM_OUT16(IoC, Port, (GM_SRC_ADDR_1L + i * 4), SWord); |
| } |
| #else |
| GM_OUT16(IoC, Port, (GM_SRC_ADDR_1L + i * 4), SWord); |
| #endif /* WA_DEV_16 */ |
| |
| /* virtual address: will be used for data */ |
| SK_IN16(IoC, (B2_MAC_1 + Port * 8 + i * 2), &SWord); |
| |
| GM_OUT16(IoC, Port, (GM_SRC_ADDR_2L + i * 4), SWord); |
| |
| /* reset Multicast filtering Hash registers 1-3 */ |
| GM_OUT16(IoC, Port, GM_MC_ADDR_H1 + 4*i, 0); |
| } |
| |
| /* reset Multicast filtering Hash register 4 */ |
| GM_OUT16(IoC, Port, GM_MC_ADDR_H4, 0); |
| |
| /* enable interrupt mask for counter overflows */ |
| GM_OUT16(IoC, Port, GM_TX_IRQ_MSK, 0); |
| GM_OUT16(IoC, Port, GM_RX_IRQ_MSK, 0); |
| GM_OUT16(IoC, Port, GM_TR_IRQ_MSK, 0); |
| |
| #if defined(SK_DIAG) || defined(DEBUG) |
| /* read General Purpose Status */ |
| GM_IN16(IoC, Port, GM_GP_STAT, &SWord); |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("MAC Stat Reg.=0x%04X\n", SWord)); |
| #endif /* SK_DIAG || DEBUG */ |
| |
| #ifdef SK_DIAG |
| c_print("MAC Stat Reg=0x%04X\n", SWord); |
| #endif /* SK_DIAG */ |
| |
| } /* SkGmInitMac */ |
| #endif /* YUKON */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmInitDupMd() - Initialize the XMACs Duplex Mode |
| * |
| * Description: |
| * This function initializes the XMACs Duplex Mode. |
| * It should be called after successfully finishing |
| * the Auto-negotiation Process |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitDupMd( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| switch (pAC->GIni.GP[Port].PLinkModeStatus) { |
| case SK_LMODE_STAT_AUTOHALF: |
| case SK_LMODE_STAT_HALF: |
| /* Configuration Actions for Half Duplex Mode */ |
| /* |
| * XM_BURST = default value. We are probable not quick |
| * enough at the 'XMAC' bus to burst 8kB. |
| * The XMAC stops bursting if no transmit frames |
| * are available or the burst limit is exceeded. |
| */ |
| /* XM_TX_RT_LIM = default value (15) */ |
| /* XM_TX_STIME = default value (0xff = 4096 bit times) */ |
| break; |
| case SK_LMODE_STAT_AUTOFULL: |
| case SK_LMODE_STAT_FULL: |
| /* Configuration Actions for Full Duplex Mode */ |
| /* |
| * The duplex mode is configured by the PHY, |
| * therefore it seems to be that there is nothing |
| * to do here. |
| */ |
| break; |
| case SK_LMODE_STAT_UNKNOWN: |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E007, SKERR_HWI_E007MSG); |
| break; |
| } |
| } /* SkXmInitDupMd */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmInitPauseMd() - initialize the Pause Mode to be used for this port |
| * |
| * Description: |
| * This function initializes the Pause Mode which should |
| * be used for this port. |
| * It should be called after successfully finishing |
| * the Auto-negotiation Process |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitPauseMd( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U32 DWord; |
| SK_U16 Word; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Word); |
| |
| if (pPrt->PFlowCtrlStatus == SK_FLOW_STAT_NONE || |
| pPrt->PFlowCtrlStatus == SK_FLOW_STAT_LOC_SEND) { |
| |
| /* Disable Pause Frame Reception */ |
| Word |= XM_MMU_IGN_PF; |
| } |
| else { |
| /* |
| * enabling pause frame reception is required for 1000BT |
| * because the XMAC is not reset if the link is going down |
| */ |
| /* Enable Pause Frame Reception */ |
| Word &= ~XM_MMU_IGN_PF; |
| } |
| |
| XM_OUT16(IoC, Port, XM_MMU_CMD, Word); |
| |
| XM_IN32(IoC, Port, XM_MODE, &DWord); |
| |
| if (pPrt->PFlowCtrlStatus == SK_FLOW_STAT_SYMMETRIC || |
| pPrt->PFlowCtrlStatus == SK_FLOW_STAT_LOC_SEND) { |
| |
| /* |
| * Configure Pause Frame Generation |
| * Use internal and external Pause Frame Generation. |
| * Sending pause frames is edge triggered. |
| * Send a Pause frame with the maximum pause time if |
| * internal oder external FIFO full condition occurs. |
| * Send a zero pause time frame to re-start transmission. |
| */ |
| |
| /* XM_PAUSE_DA = '010000C28001' (default) */ |
| |
| /* XM_MAC_PTIME = 0xffff (maximum) */ |
| /* remember this value is defined in big endian (!) */ |
| XM_OUT16(IoC, Port, XM_MAC_PTIME, 0xffff); |
| |
| /* Set Pause Mode in Mode Register */ |
| DWord |= XM_PAUSE_MODE; |
| |
| /* Set Pause Mode in MAC Rx FIFO */ |
| SK_OUT16(IoC, MR_ADDR(Port, RX_MFF_CTRL1), MFF_ENA_PAUSE); |
| } |
| else { |
| /* |
| * disable pause frame generation is required for 1000BT |
| * because the XMAC is not reset if the link is going down |
| */ |
| /* Disable Pause Mode in Mode Register */ |
| DWord &= ~XM_PAUSE_MODE; |
| |
| /* Disable Pause Mode in MAC Rx FIFO */ |
| SK_OUT16(IoC, MR_ADDR(Port, RX_MFF_CTRL1), MFF_DIS_PAUSE); |
| } |
| |
| XM_OUT32(IoC, Port, XM_MODE, DWord); |
| } /* SkXmInitPauseMd*/ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmInitPhyXmac() - Initialize the XMAC Phy registers |
| * |
| * Description: initializes all the XMACs Phy registers |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitPhyXmac( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 Ctrl; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| Ctrl = 0; |
| |
| /* Auto-negotiation ? */ |
| if (pPrt->PLinkMode == SK_LMODE_HALF || pPrt->PLinkMode == SK_LMODE_FULL) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyXmac: no auto-negotiation Port %d\n", Port)); |
| /* Set DuplexMode in Config register */ |
| if (pPrt->PLinkMode == SK_LMODE_FULL) { |
| Ctrl |= PHY_CT_DUP_MD; |
| } |
| |
| /* |
| * Do NOT enable Auto-negotiation here. This would hold |
| * the link down because no IDLEs are transmitted |
| */ |
| } |
| else { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyXmac: with auto-negotiation Port %d\n", Port)); |
| /* Set Auto-negotiation advertisement */ |
| |
| /* Set Full/half duplex capabilities */ |
| switch (pPrt->PLinkMode) { |
| case SK_LMODE_AUTOHALF: |
| Ctrl |= PHY_X_AN_HD; |
| break; |
| case SK_LMODE_AUTOFULL: |
| Ctrl |= PHY_X_AN_FD; |
| break; |
| case SK_LMODE_AUTOBOTH: |
| Ctrl |= PHY_X_AN_FD | PHY_X_AN_HD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E015, |
| SKERR_HWI_E015MSG); |
| } |
| |
| /* Set Flow-control capabilities */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| Ctrl |= PHY_X_P_NO_PAUSE; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| Ctrl |= PHY_X_P_ASYM_MD; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| Ctrl |= PHY_X_P_SYM_MD; |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| Ctrl |= PHY_X_P_BOTH_MD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| |
| /* Write AutoNeg Advertisement Register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_XMAC_AUNE_ADV, Ctrl); |
| |
| /* Restart Auto-negotiation */ |
| Ctrl = PHY_CT_ANE | PHY_CT_RE_CFG; |
| } |
| |
| if (DoLoop) { |
| /* Set the Phy Loopback bit, too */ |
| Ctrl |= PHY_CT_LOOP; |
| } |
| |
| /* Write to the Phy control register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_XMAC_CTRL, Ctrl); |
| } /* SkXmInitPhyXmac */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmInitPhyBcom() - Initialize the Broadcom Phy registers |
| * |
| * Description: initializes all the Broadcom Phy registers |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitPhyBcom( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 Ctrl1; |
| SK_U16 Ctrl2; |
| SK_U16 Ctrl3; |
| SK_U16 Ctrl4; |
| SK_U16 Ctrl5; |
| |
| Ctrl1 = PHY_CT_SP1000; |
| Ctrl2 = 0; |
| Ctrl3 = PHY_SEL_TYPE; |
| Ctrl4 = PHY_B_PEC_EN_LTR; |
| Ctrl5 = PHY_B_AC_TX_TST; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* manually Master/Slave ? */ |
| if (pPrt->PMSMode != SK_MS_MODE_AUTO) { |
| Ctrl2 |= PHY_B_1000C_MSE; |
| |
| if (pPrt->PMSMode == SK_MS_MODE_MASTER) { |
| Ctrl2 |= PHY_B_1000C_MSC; |
| } |
| } |
| /* Auto-negotiation ? */ |
| if (pPrt->PLinkMode == SK_LMODE_HALF || pPrt->PLinkMode == SK_LMODE_FULL) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyBcom: no auto-negotiation Port %d\n", Port)); |
| /* Set DuplexMode in Config register */ |
| if (pPrt->PLinkMode == SK_LMODE_FULL) { |
| Ctrl1 |= PHY_CT_DUP_MD; |
| } |
| |
| /* Determine Master/Slave manually if not already done */ |
| if (pPrt->PMSMode == SK_MS_MODE_AUTO) { |
| Ctrl2 |= PHY_B_1000C_MSE; /* set it to Slave */ |
| } |
| |
| /* |
| * Do NOT enable Auto-negotiation here. This would hold |
| * the link down because no IDLES are transmitted |
| */ |
| } |
| else { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyBcom: with auto-negotiation Port %d\n", Port)); |
| /* Set Auto-negotiation advertisement */ |
| |
| /* |
| * Workaround BCOM Errata #1 for the C5 type. |
| * 1000Base-T Link Acquisition Failure in Slave Mode |
| * Set Repeater/DTE bit 10 of the 1000Base-T Control Register |
| */ |
| Ctrl2 |= PHY_B_1000C_RD; |
| |
| /* Set Full/half duplex capabilities */ |
| switch (pPrt->PLinkMode) { |
| case SK_LMODE_AUTOHALF: |
| Ctrl2 |= PHY_B_1000C_AHD; |
| break; |
| case SK_LMODE_AUTOFULL: |
| Ctrl2 |= PHY_B_1000C_AFD; |
| break; |
| case SK_LMODE_AUTOBOTH: |
| Ctrl2 |= PHY_B_1000C_AFD | PHY_B_1000C_AHD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E015, |
| SKERR_HWI_E015MSG); |
| } |
| |
| /* Set Flow-control capabilities */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| Ctrl3 |= PHY_B_P_NO_PAUSE; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| Ctrl3 |= PHY_B_P_ASYM_MD; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| Ctrl3 |= PHY_B_P_SYM_MD; |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| Ctrl3 |= PHY_B_P_BOTH_MD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| |
| /* Restart Auto-negotiation */ |
| Ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG; |
| } |
| |
| /* Initialize LED register here? */ |
| /* No. Please do it in SkDgXmitLed() (if required) and swap |
| init order of LEDs and XMAC. (MAl) */ |
| |
| /* Write 1000Base-T Control Register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_1000T_CTRL, Ctrl2); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set 1000B-T Ctrl Reg=0x%04X\n", Ctrl2)); |
| |
| /* Write AutoNeg Advertisement Register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_AUNE_ADV, Ctrl3); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set Auto-Neg.Adv.Reg=0x%04X\n", Ctrl3)); |
| |
| if (DoLoop) { |
| /* Set the Phy Loopback bit, too */ |
| Ctrl1 |= PHY_CT_LOOP; |
| } |
| |
| if (pAC->GIni.GIPortUsage == SK_JUMBO_LINK) { |
| /* configure FIFO to high latency for transmission of ext. packets */ |
| Ctrl4 |= PHY_B_PEC_HIGH_LA; |
| |
| /* configure reception of extended packets */ |
| Ctrl5 |= PHY_B_AC_LONG_PACK; |
| |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, Ctrl5); |
| } |
| |
| /* Configure LED Traffic Mode and Jumbo Frame usage if specified */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_P_EXT_CTRL, Ctrl4); |
| |
| /* Write to the Phy control register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_CTRL, Ctrl1); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Control Reg=0x%04X\n", Ctrl1)); |
| } /* SkXmInitPhyBcom */ |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmInitPhyMarv() - Initialize the Marvell Phy registers |
| * |
| * Description: initializes all the Marvell Phy registers |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmInitPhyMarv( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 PhyCtrl; |
| SK_U16 C1000BaseT; |
| SK_U16 AutoNegAdv; |
| SK_U16 ExtPhyCtrl; |
| SK_U16 LedCtrl; |
| SK_BOOL AutoNeg; |
| #if defined(SK_DIAG) || defined(DEBUG) |
| SK_U16 PhyStat; |
| SK_U16 PhyStat1; |
| SK_U16 PhySpecStat; |
| #endif /* SK_DIAG || DEBUG */ |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* Auto-negotiation ? */ |
| if (pPrt->PLinkMode == SK_LMODE_HALF || pPrt->PLinkMode == SK_LMODE_FULL) { |
| AutoNeg = SK_FALSE; |
| } |
| else { |
| AutoNeg = SK_TRUE; |
| } |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyMarv: Port %d, auto-negotiation %s\n", |
| Port, AutoNeg ? "ON" : "OFF")); |
| |
| #ifdef VCPU |
| VCPUprintf(0, "SkGmInitPhyMarv(), Port=%u, DoLoop=%u\n", |
| Port, DoLoop); |
| #else /* VCPU */ |
| if (DoLoop) { |
| /* Set 'MAC Power up'-bit, set Manual MDI configuration */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_PHY_CTRL, |
| PHY_M_PC_MAC_POW_UP); |
| } |
| else if (AutoNeg && pPrt->PLinkSpeed == SK_LSPEED_AUTO) { |
| /* Read Ext. PHY Specific Control */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_EXT_CTRL, &ExtPhyCtrl); |
| |
| ExtPhyCtrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK | |
| PHY_M_EC_MAC_S_MSK); |
| |
| ExtPhyCtrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ) | |
| PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1); |
| |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_EXT_CTRL, ExtPhyCtrl); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set Ext. PHY Ctrl=0x%04X\n", ExtPhyCtrl)); |
| } |
| |
| /* Read PHY Control */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_CTRL, &PhyCtrl); |
| |
| if (!AutoNeg) { |
| /* Disable Auto-negotiation */ |
| PhyCtrl &= ~PHY_CT_ANE; |
| } |
| |
| PhyCtrl |= PHY_CT_RESET; |
| /* Assert software reset */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_CTRL, PhyCtrl); |
| #endif /* VCPU */ |
| |
| PhyCtrl = 0 /* PHY_CT_COL_TST */; |
| C1000BaseT = 0; |
| AutoNegAdv = PHY_SEL_TYPE; |
| |
| /* manually Master/Slave ? */ |
| if (pPrt->PMSMode != SK_MS_MODE_AUTO) { |
| /* enable Manual Master/Slave */ |
| C1000BaseT |= PHY_M_1000C_MSE; |
| |
| if (pPrt->PMSMode == SK_MS_MODE_MASTER) { |
| C1000BaseT |= PHY_M_1000C_MSC; /* set it to Master */ |
| } |
| } |
| |
| /* Auto-negotiation ? */ |
| if (!AutoNeg) { |
| |
| if (pPrt->PLinkMode == SK_LMODE_FULL) { |
| /* Set Full Duplex Mode */ |
| PhyCtrl |= PHY_CT_DUP_MD; |
| } |
| |
| /* Set Master/Slave manually if not already done */ |
| if (pPrt->PMSMode == SK_MS_MODE_AUTO) { |
| C1000BaseT |= PHY_M_1000C_MSE; /* set it to Slave */ |
| } |
| |
| /* Set Speed */ |
| switch (pPrt->PLinkSpeed) { |
| case SK_LSPEED_AUTO: |
| case SK_LSPEED_1000MBPS: |
| PhyCtrl |= PHY_CT_SP1000; |
| break; |
| case SK_LSPEED_100MBPS: |
| PhyCtrl |= PHY_CT_SP100; |
| break; |
| case SK_LSPEED_10MBPS: |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E019, |
| SKERR_HWI_E019MSG); |
| } |
| |
| if (!DoLoop) { |
| PhyCtrl |= PHY_CT_RESET; |
| } |
| } |
| else { |
| /* Set Auto-negotiation advertisement */ |
| |
| if (pAC->GIni.GICopperType) { |
| /* Set Speed capabilities */ |
| switch (pPrt->PLinkSpeed) { |
| case SK_LSPEED_AUTO: |
| C1000BaseT |= PHY_M_1000C_AHD | PHY_M_1000C_AFD; |
| AutoNegAdv |= PHY_M_AN_100_FD | PHY_M_AN_100_HD | |
| PHY_M_AN_10_FD | PHY_M_AN_10_HD; |
| break; |
| case SK_LSPEED_1000MBPS: |
| C1000BaseT |= PHY_M_1000C_AHD | PHY_M_1000C_AFD; |
| break; |
| case SK_LSPEED_100MBPS: |
| AutoNegAdv |= PHY_M_AN_100_FD | PHY_M_AN_100_HD | |
| /* advertise 10Base-T also */ |
| PHY_M_AN_10_FD | PHY_M_AN_10_HD; |
| break; |
| case SK_LSPEED_10MBPS: |
| AutoNegAdv |= PHY_M_AN_10_FD | PHY_M_AN_10_HD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E019, |
| SKERR_HWI_E019MSG); |
| } |
| |
| /* Set Full/half duplex capabilities */ |
| switch (pPrt->PLinkMode) { |
| case SK_LMODE_AUTOHALF: |
| C1000BaseT &= ~PHY_M_1000C_AFD; |
| AutoNegAdv &= ~(PHY_M_AN_100_FD | PHY_M_AN_10_FD); |
| break; |
| case SK_LMODE_AUTOFULL: |
| C1000BaseT &= ~PHY_M_1000C_AHD; |
| AutoNegAdv &= ~(PHY_M_AN_100_HD | PHY_M_AN_10_HD); |
| break; |
| case SK_LMODE_AUTOBOTH: |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E015, |
| SKERR_HWI_E015MSG); |
| } |
| |
| /* Set Flow-control capabilities */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| AutoNegAdv |= PHY_B_P_NO_PAUSE; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| AutoNegAdv |= PHY_B_P_ASYM_MD; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| AutoNegAdv |= PHY_B_P_SYM_MD; |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| AutoNegAdv |= PHY_B_P_BOTH_MD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| } |
| else { /* special defines for FIBER (88E1011S only) */ |
| |
| /* Set Full/half duplex capabilities */ |
| switch (pPrt->PLinkMode) { |
| case SK_LMODE_AUTOHALF: |
| AutoNegAdv |= PHY_M_AN_1000X_AHD; |
| break; |
| case SK_LMODE_AUTOFULL: |
| AutoNegAdv |= PHY_M_AN_1000X_AFD; |
| break; |
| case SK_LMODE_AUTOBOTH: |
| AutoNegAdv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E015, |
| SKERR_HWI_E015MSG); |
| } |
| |
| /* Set Flow-control capabilities */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| AutoNegAdv |= PHY_M_P_NO_PAUSE_X; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| AutoNegAdv |= PHY_M_P_ASYM_MD_X; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| AutoNegAdv |= PHY_M_P_SYM_MD_X; |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| AutoNegAdv |= PHY_M_P_BOTH_MD_X; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| } |
| |
| if (!DoLoop) { |
| /* Restart Auto-negotiation */ |
| PhyCtrl |= PHY_CT_ANE | PHY_CT_RE_CFG; |
| } |
| } |
| |
| #ifdef VCPU |
| /* |
| * E-mail from Gu Lin (08-03-2002): |
| */ |
| |
| /* Program PHY register 30 as 16'h0708 for simulation speed up */ |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0x0700 /* 0x0708 */); |
| |
| VCpuWait(2000); |
| |
| #else /* VCPU */ |
| |
| /* Write 1000Base-T Control Register */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_1000T_CTRL, C1000BaseT); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set 1000B-T Ctrl =0x%04X\n", C1000BaseT)); |
| |
| /* Write AutoNeg Advertisement Register */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_AUNE_ADV, AutoNegAdv); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set Auto-Neg.Adv.=0x%04X\n", AutoNegAdv)); |
| #endif /* VCPU */ |
| |
| if (DoLoop) { |
| /* Set the PHY Loopback bit */ |
| PhyCtrl |= PHY_CT_LOOP; |
| |
| #ifdef XXX |
| /* Program PHY register 16 as 16'h0400 to force link good */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_PHY_CTRL, PHY_M_PC_FL_GOOD); |
| #endif /* XXX */ |
| |
| #ifndef VCPU |
| if (pPrt->PLinkSpeed != SK_LSPEED_AUTO) { |
| /* Write Ext. PHY Specific Control */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_EXT_CTRL, |
| (SK_U16)((pPrt->PLinkSpeed + 2) << 4)); |
| } |
| #endif /* VCPU */ |
| } |
| #ifdef TEST_ONLY |
| else if (pPrt->PLinkSpeed == SK_LSPEED_10MBPS) { |
| /* Write PHY Specific Control */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_PHY_CTRL, |
| PHY_M_PC_EN_DET_MSK); |
| } |
| #endif |
| |
| /* Write to the PHY Control register */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_CTRL, PhyCtrl); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Set PHY Ctrl Reg.=0x%04X\n", PhyCtrl)); |
| |
| #ifdef VCPU |
| VCpuWait(2000); |
| #else |
| |
| LedCtrl = PHY_M_LED_PULS_DUR(PULS_170MS) | PHY_M_LED_BLINK_RT(BLINK_84MS); |
| |
| if ((pAC->GIni.GILedBlinkCtrl & SK_ACT_LED_BLINK) != 0) { |
| LedCtrl |= PHY_M_LEDC_RX_CTRL | PHY_M_LEDC_TX_CTRL; |
| } |
| |
| if ((pAC->GIni.GILedBlinkCtrl & SK_DUP_LED_NORMAL) != 0) { |
| LedCtrl |= PHY_M_LEDC_DP_CTRL; |
| } |
| |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_LED_CTRL, LedCtrl); |
| |
| if ((pAC->GIni.GILedBlinkCtrl & SK_LED_LINK100_ON) != 0) { |
| /* only in forced 100 Mbps mode */ |
| if (!AutoNeg && pPrt->PLinkSpeed == SK_LSPEED_100MBPS) { |
| |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_LED_OVER, |
| PHY_M_LED_MO_100(MO_LED_ON)); |
| } |
| } |
| |
| #ifdef SK_DIAG |
| c_print("Set PHY Ctrl=0x%04X\n", PhyCtrl); |
| c_print("Set 1000 B-T=0x%04X\n", C1000BaseT); |
| c_print("Set Auto-Neg=0x%04X\n", AutoNegAdv); |
| c_print("Set Ext Ctrl=0x%04X\n", ExtPhyCtrl); |
| #endif /* SK_DIAG */ |
| |
| #if defined(SK_DIAG) || defined(DEBUG) |
| /* Read PHY Control */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_CTRL, &PhyCtrl); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Ctrl Reg.=0x%04X\n", PhyCtrl)); |
| |
| /* Read 1000Base-T Control Register */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_1000T_CTRL, &C1000BaseT); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("1000B-T Ctrl =0x%04X\n", C1000BaseT)); |
| |
| /* Read AutoNeg Advertisement Register */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_AUNE_ADV, &AutoNegAdv); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Auto-Neg.Adv.=0x%04X\n", AutoNegAdv)); |
| |
| /* Read Ext. PHY Specific Control */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_EXT_CTRL, &ExtPhyCtrl); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Ext. PHY Ctrl=0x%04X\n", ExtPhyCtrl)); |
| |
| /* Read PHY Status */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_STAT, &PhyStat); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Stat Reg.=0x%04X\n", PhyStat)); |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_STAT, &PhyStat1); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Stat Reg.=0x%04X\n", PhyStat1)); |
| |
| /* Read PHY Specific Status */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_PHY_STAT, &PhySpecStat); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Spec Stat=0x%04X\n", PhySpecStat)); |
| #endif /* SK_DIAG || DEBUG */ |
| |
| #ifdef SK_DIAG |
| c_print("PHY Ctrl Reg=0x%04X\n", PhyCtrl); |
| c_print("PHY 1000 Reg=0x%04X\n", C1000BaseT); |
| c_print("PHY AnAd Reg=0x%04X\n", AutoNegAdv); |
| c_print("Ext Ctrl Reg=0x%04X\n", ExtPhyCtrl); |
| c_print("PHY Stat Reg=0x%04X\n", PhyStat); |
| c_print("PHY Stat Reg=0x%04X\n", PhyStat1); |
| c_print("PHY Spec Reg=0x%04X\n", PhySpecStat); |
| #endif /* SK_DIAG */ |
| |
| #endif /* VCPU */ |
| |
| } /* SkGmInitPhyMarv */ |
| #endif /* YUKON */ |
| |
| |
| #ifdef OTHER_PHY |
| /****************************************************************************** |
| * |
| * SkXmInitPhyLone() - Initialize the Level One Phy registers |
| * |
| * Description: initializes all the Level One Phy registers |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitPhyLone( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 Ctrl1; |
| SK_U16 Ctrl2; |
| SK_U16 Ctrl3; |
| |
| Ctrl1 = PHY_CT_SP1000; |
| Ctrl2 = 0; |
| Ctrl3 = PHY_SEL_TYPE; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* manually Master/Slave ? */ |
| if (pPrt->PMSMode != SK_MS_MODE_AUTO) { |
| Ctrl2 |= PHY_L_1000C_MSE; |
| |
| if (pPrt->PMSMode == SK_MS_MODE_MASTER) { |
| Ctrl2 |= PHY_L_1000C_MSC; |
| } |
| } |
| /* Auto-negotiation ? */ |
| if (pPrt->PLinkMode == SK_LMODE_HALF || pPrt->PLinkMode == SK_LMODE_FULL) { |
| /* |
| * level one spec say: "1000 Mbps: manual mode not allowed" |
| * but lets see what happens... |
| */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyLone: no auto-negotiation Port %d\n", Port)); |
| /* Set DuplexMode in Config register */ |
| if (pPrt->PLinkMode == SK_LMODE_FULL) { |
| Ctrl1 |= PHY_CT_DUP_MD; |
| } |
| |
| /* Determine Master/Slave manually if not already done */ |
| if (pPrt->PMSMode == SK_MS_MODE_AUTO) { |
| Ctrl2 |= PHY_L_1000C_MSE; /* set it to Slave */ |
| } |
| |
| /* |
| * Do NOT enable Auto-negotiation here. This would hold |
| * the link down because no IDLES are transmitted |
| */ |
| } |
| else { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("InitPhyLone: with auto-negotiation Port %d\n", Port)); |
| /* Set Auto-negotiation advertisement */ |
| |
| /* Set Full/half duplex capabilities */ |
| switch (pPrt->PLinkMode) { |
| case SK_LMODE_AUTOHALF: |
| Ctrl2 |= PHY_L_1000C_AHD; |
| break; |
| case SK_LMODE_AUTOFULL: |
| Ctrl2 |= PHY_L_1000C_AFD; |
| break; |
| case SK_LMODE_AUTOBOTH: |
| Ctrl2 |= PHY_L_1000C_AFD | PHY_L_1000C_AHD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E015, |
| SKERR_HWI_E015MSG); |
| } |
| |
| /* Set Flow-control capabilities */ |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| Ctrl3 |= PHY_L_P_NO_PAUSE; |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| Ctrl3 |= PHY_L_P_ASYM_MD; |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| Ctrl3 |= PHY_L_P_SYM_MD; |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| Ctrl3 |= PHY_L_P_BOTH_MD; |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| |
| /* Restart Auto-negotiation */ |
| Ctrl1 = PHY_CT_ANE | PHY_CT_RE_CFG; |
| } |
| |
| /* Write 1000Base-T Control Register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_1000T_CTRL, Ctrl2); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("1000B-T Ctrl Reg=0x%04X\n", Ctrl2)); |
| |
| /* Write AutoNeg Advertisement Register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_AUNE_ADV, Ctrl3); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Auto-Neg.Adv.Reg=0x%04X\n", Ctrl3)); |
| |
| if (DoLoop) { |
| /* Set the Phy Loopback bit, too */ |
| Ctrl1 |= PHY_CT_LOOP; |
| } |
| |
| /* Write to the Phy control register */ |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_CTRL, Ctrl1); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Control Reg=0x%04X\n", Ctrl1)); |
| } /* SkXmInitPhyLone */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmInitPhyNat() - Initialize the National Phy registers |
| * |
| * Description: initializes all the National Phy registers |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmInitPhyNat( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| /* todo: National */ |
| } /* SkXmInitPhyNat */ |
| #endif /* OTHER_PHY */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacInitPhy() - Initialize the PHY registers |
| * |
| * Description: calls the Init PHY routines dep. on board type |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacInitPhy( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL DoLoop) /* Should a Phy LoopBack be set-up? */ |
| { |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| switch (pPrt->PhyType) { |
| case SK_PHY_XMAC: |
| SkXmInitPhyXmac(pAC, IoC, Port, DoLoop); |
| break; |
| case SK_PHY_BCOM: |
| SkXmInitPhyBcom(pAC, IoC, Port, DoLoop); |
| break; |
| #ifdef OTHER_PHY |
| case SK_PHY_LONE: |
| SkXmInitPhyLone(pAC, IoC, Port, DoLoop); |
| break; |
| case SK_PHY_NAT: |
| SkXmInitPhyNat(pAC, IoC, Port, DoLoop); |
| break; |
| #endif /* OTHER_PHY */ |
| } |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| SkGmInitPhyMarv(pAC, IoC, Port, DoLoop); |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacInitPhy */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmAutoNegDoneXmac() - Auto-negotiation handling |
| * |
| * Description: |
| * This function handles the auto-negotiation if the Done bit is set. |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| static int SkXmAutoNegDoneXmac( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 ResAb; /* Resolved Ability */ |
| SK_U16 LPAb; /* Link Partner Ability */ |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegDoneXmac, Port %d\n", Port)); |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* Get PHY parameters */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_XMAC_AUNE_LP, &LPAb); |
| SkXmPhyRead(pAC, IoC, Port, PHY_XMAC_RES_ABI, &ResAb); |
| |
| if ((LPAb & PHY_X_AN_RFB) != 0) { |
| /* At least one of the remote fault bit is set */ |
| /* Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Remote fault bit set Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_OTHER); |
| } |
| |
| /* Check Duplex mismatch */ |
| if ((ResAb & (PHY_X_RS_HD | PHY_X_RS_FD)) == PHY_X_RS_FD) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOFULL; |
| } |
| else if ((ResAb & (PHY_X_RS_HD | PHY_X_RS_FD)) == PHY_X_RS_HD) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOHALF; |
| } |
| else { |
| /* Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Duplex mode mismatch Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_DUP_CAP); |
| } |
| |
| /* Check PAUSE mismatch */ |
| /* We are NOT using chapter 4.23 of the Xaqti manual */ |
| /* We are using IEEE 802.3z/D5.0 Table 37-4 */ |
| if ((pPrt->PFlowCtrlMode == SK_FLOW_MODE_SYMMETRIC || |
| pPrt->PFlowCtrlMode == SK_FLOW_MODE_SYM_OR_REM) && |
| (LPAb & PHY_X_P_SYM_MD) != 0) { |
| /* Symmetric PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_SYMMETRIC; |
| } |
| else if (pPrt->PFlowCtrlMode == SK_FLOW_MODE_SYM_OR_REM && |
| (LPAb & PHY_X_RS_PAUSE) == PHY_X_P_ASYM_MD) { |
| /* Enable PAUSE receive, disable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_REM_SEND; |
| } |
| else if (pPrt->PFlowCtrlMode == SK_FLOW_MODE_LOC_SEND && |
| (LPAb & PHY_X_RS_PAUSE) == PHY_X_P_BOTH_MD) { |
| /* Disable PAUSE receive, enable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_LOC_SEND; |
| } |
| else { |
| /* PAUSE mismatch -> no PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_NONE; |
| } |
| pPrt->PLinkSpeedUsed = (SK_U8)SK_LSPEED_STAT_1000MBPS; |
| |
| return(SK_AND_OK); |
| } /* SkXmAutoNegDoneXmac */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmAutoNegDoneBcom() - Auto-negotiation handling |
| * |
| * Description: |
| * This function handles the auto-negotiation if the Done bit is set. |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| static int SkXmAutoNegDoneBcom( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 LPAb; /* Link Partner Ability */ |
| SK_U16 AuxStat; /* Auxiliary Status */ |
| |
| #ifdef TEST_ONLY |
| 01-Sep-2000 RA;:;: |
| SK_U16 ResAb; /* Resolved Ability */ |
| #endif /* 0 */ |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegDoneBcom, Port %d\n", Port)); |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* Get PHY parameters */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_AUNE_LP, &LPAb); |
| #ifdef TEST_ONLY |
| 01-Sep-2000 RA;:;: |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_1000T_STAT, &ResAb); |
| #endif /* 0 */ |
| |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_AUX_STAT, &AuxStat); |
| |
| if ((LPAb & PHY_B_AN_RF) != 0) { |
| /* Remote fault bit is set: Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Remote fault bit set Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_OTHER); |
| } |
| |
| /* Check Duplex mismatch */ |
| if ((AuxStat & PHY_B_AS_AN_RES_MSK) == PHY_B_RES_1000FD) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOFULL; |
| } |
| else if ((AuxStat & PHY_B_AS_AN_RES_MSK) == PHY_B_RES_1000HD) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOHALF; |
| } |
| else { |
| /* Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Duplex mode mismatch Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_DUP_CAP); |
| } |
| |
| #ifdef TEST_ONLY |
| 01-Sep-2000 RA;:;: |
| /* Check Master/Slave resolution */ |
| if ((ResAb & PHY_B_1000S_MSF) != 0) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Master/Slave Fault Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| pPrt->PMSStatus = SK_MS_STAT_FAULT; |
| return(SK_AND_OTHER); |
| } |
| |
| pPrt->PMSStatus = ((ResAb & PHY_B_1000S_MSR) != 0) ? |
| SK_MS_STAT_MASTER : SK_MS_STAT_SLAVE; |
| #endif /* 0 */ |
| |
| /* Check PAUSE mismatch ??? */ |
| /* We are using IEEE 802.3z/D5.0 Table 37-4 */ |
| if ((AuxStat & PHY_B_AS_PAUSE_MSK) == PHY_B_AS_PAUSE_MSK) { |
| /* Symmetric PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_SYMMETRIC; |
| } |
| else if ((AuxStat & PHY_B_AS_PAUSE_MSK) == PHY_B_AS_PRR) { |
| /* Enable PAUSE receive, disable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_REM_SEND; |
| } |
| else if ((AuxStat & PHY_B_AS_PAUSE_MSK) == PHY_B_AS_PRT) { |
| /* Disable PAUSE receive, enable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_LOC_SEND; |
| } |
| else { |
| /* PAUSE mismatch -> no PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_NONE; |
| } |
| pPrt->PLinkSpeedUsed = (SK_U8)SK_LSPEED_STAT_1000MBPS; |
| |
| return(SK_AND_OK); |
| } /* SkXmAutoNegDoneBcom */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmAutoNegDoneMarv() - Auto-negotiation handling |
| * |
| * Description: |
| * This function handles the auto-negotiation if the Done bit is set. |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| static int SkGmAutoNegDoneMarv( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 LPAb; /* Link Partner Ability */ |
| SK_U16 ResAb; /* Resolved Ability */ |
| SK_U16 AuxStat; /* Auxiliary Status */ |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegDoneMarv, Port %d\n", Port)); |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* Get PHY parameters */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_AUNE_LP, &LPAb); |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Link P.Abil.=0x%04X\n", LPAb)); |
| |
| if ((LPAb & PHY_M_AN_RF) != 0) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Remote fault bit set Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_OTHER); |
| } |
| |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_1000T_STAT, &ResAb); |
| |
| /* Check Master/Slave resolution */ |
| if ((ResAb & PHY_B_1000S_MSF) != 0) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Master/Slave Fault Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| pPrt->PMSStatus = SK_MS_STAT_FAULT; |
| return(SK_AND_OTHER); |
| } |
| |
| pPrt->PMSStatus = ((ResAb & PHY_B_1000S_MSR) != 0) ? |
| (SK_U8)SK_MS_STAT_MASTER : (SK_U8)SK_MS_STAT_SLAVE; |
| |
| /* Read PHY Specific Status */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_PHY_STAT, &AuxStat); |
| |
| /* Check Speed & Duplex resolved */ |
| if ((AuxStat & PHY_M_PS_SPDUP_RES) == 0) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Speed & Duplex not resolved, Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_UNKNOWN; |
| return(SK_AND_DUP_CAP); |
| } |
| |
| if ((AuxStat & PHY_M_PS_FULL_DUP) != 0) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOFULL; |
| } |
| else { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOHALF; |
| } |
| |
| /* Check PAUSE mismatch ??? */ |
| /* We are using IEEE 802.3z/D5.0 Table 37-4 */ |
| if ((AuxStat & PHY_M_PS_PAUSE_MSK) == PHY_M_PS_PAUSE_MSK) { |
| /* Symmetric PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_SYMMETRIC; |
| } |
| else if ((AuxStat & PHY_M_PS_PAUSE_MSK) == PHY_M_PS_RX_P_EN) { |
| /* Enable PAUSE receive, disable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_REM_SEND; |
| } |
| else if ((AuxStat & PHY_M_PS_PAUSE_MSK) == PHY_M_PS_TX_P_EN) { |
| /* Disable PAUSE receive, enable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_LOC_SEND; |
| } |
| else { |
| /* PAUSE mismatch -> no PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_NONE; |
| } |
| |
| /* set used link speed */ |
| switch ((unsigned)(AuxStat & PHY_M_PS_SPEED_MSK)) { |
| case (unsigned)PHY_M_PS_SPEED_1000: |
| pPrt->PLinkSpeedUsed = (SK_U8)SK_LSPEED_STAT_1000MBPS; |
| break; |
| case PHY_M_PS_SPEED_100: |
| pPrt->PLinkSpeedUsed = (SK_U8)SK_LSPEED_STAT_100MBPS; |
| break; |
| default: |
| pPrt->PLinkSpeedUsed = (SK_U8)SK_LSPEED_STAT_10MBPS; |
| } |
| |
| return(SK_AND_OK); |
| } /* SkGmAutoNegDoneMarv */ |
| #endif /* YUKON */ |
| |
| |
| #ifdef OTHER_PHY |
| /****************************************************************************** |
| * |
| * SkXmAutoNegDoneLone() - Auto-negotiation handling |
| * |
| * Description: |
| * This function handles the auto-negotiation if the Done bit is set. |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| static int SkXmAutoNegDoneLone( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 ResAb; /* Resolved Ability */ |
| SK_U16 LPAb; /* Link Partner Ability */ |
| SK_U16 QuickStat; /* Auxiliary Status */ |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegDoneLone, Port %d\n", Port)); |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| /* Get PHY parameters */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_LONE_AUNE_LP, &LPAb); |
| SkXmPhyRead(pAC, IoC, Port, PHY_LONE_1000T_STAT, &ResAb); |
| SkXmPhyRead(pAC, IoC, Port, PHY_LONE_Q_STAT, &QuickStat); |
| |
| if ((LPAb & PHY_L_AN_RF) != 0) { |
| /* Remote fault bit is set */ |
| /* Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegFail: Remote fault bit set Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| return(SK_AND_OTHER); |
| } |
| |
| /* Check Duplex mismatch */ |
| if ((QuickStat & PHY_L_QS_DUP_MOD) != 0) { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOFULL; |
| } |
| else { |
| pPrt->PLinkModeStatus = (SK_U8)SK_LMODE_STAT_AUTOHALF; |
| } |
| |
| /* Check Master/Slave resolution */ |
| if ((ResAb & PHY_L_1000S_MSF) != 0) { |
| /* Error */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("Master/Slave Fault Port %d\n", Port)); |
| pPrt->PAutoNegFail = SK_TRUE; |
| pPrt->PMSStatus = SK_MS_STAT_FAULT; |
| return(SK_AND_OTHER); |
| } |
| else if (ResAb & PHY_L_1000S_MSR) { |
| pPrt->PMSStatus = SK_MS_STAT_MASTER; |
| } |
| else { |
| pPrt->PMSStatus = SK_MS_STAT_SLAVE; |
| } |
| |
| /* Check PAUSE mismatch */ |
| /* We are using IEEE 802.3z/D5.0 Table 37-4 */ |
| /* we must manually resolve the abilities here */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_NONE; |
| |
| switch (pPrt->PFlowCtrlMode) { |
| case SK_FLOW_MODE_NONE: |
| /* default */ |
| break; |
| case SK_FLOW_MODE_LOC_SEND: |
| if ((QuickStat & (PHY_L_QS_PAUSE | PHY_L_QS_AS_PAUSE)) == |
| (PHY_L_QS_PAUSE | PHY_L_QS_AS_PAUSE)) { |
| /* Disable PAUSE receive, enable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_LOC_SEND; |
| } |
| break; |
| case SK_FLOW_MODE_SYMMETRIC: |
| if ((QuickStat & PHY_L_QS_PAUSE) != 0) { |
| /* Symmetric PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_SYMMETRIC; |
| } |
| break; |
| case SK_FLOW_MODE_SYM_OR_REM: |
| if ((QuickStat & (PHY_L_QS_PAUSE | PHY_L_QS_AS_PAUSE)) == |
| PHY_L_QS_AS_PAUSE) { |
| /* Enable PAUSE receive, disable PAUSE transmit */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_REM_SEND; |
| } |
| else if ((QuickStat & PHY_L_QS_PAUSE) != 0) { |
| /* Symmetric PAUSE */ |
| pPrt->PFlowCtrlStatus = SK_FLOW_STAT_SYMMETRIC; |
| } |
| break; |
| default: |
| SK_ERR_LOG(pAC, SK_ERRCL_SW | SK_ERRCL_INIT, SKERR_HWI_E016, |
| SKERR_HWI_E016MSG); |
| } |
| |
| return(SK_AND_OK); |
| } /* SkXmAutoNegDoneLone */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmAutoNegDoneNat() - Auto-negotiation handling |
| * |
| * Description: |
| * This function handles the auto-negotiation if the Done bit is set. |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| static int SkXmAutoNegDoneNat( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| /* todo: National */ |
| return(SK_AND_OK); |
| } /* SkXmAutoNegDoneNat */ |
| #endif /* OTHER_PHY */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacAutoNegDone() - Auto-negotiation handling |
| * |
| * Description: calls the auto-negotiation done routines dep. on board type |
| * |
| * Returns: |
| * SK_AND_OK o.k. |
| * SK_AND_DUP_CAP Duplex capability error happened |
| * SK_AND_OTHER Other error happened |
| */ |
| int SkMacAutoNegDone( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| int Rtv; |
| |
| Rtv = SK_AND_OK; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| switch (pPrt->PhyType) { |
| |
| case SK_PHY_XMAC: |
| Rtv = SkXmAutoNegDoneXmac(pAC, IoC, Port); |
| break; |
| case SK_PHY_BCOM: |
| Rtv = SkXmAutoNegDoneBcom(pAC, IoC, Port); |
| break; |
| #ifdef OTHER_PHY |
| case SK_PHY_LONE: |
| Rtv = SkXmAutoNegDoneLone(pAC, IoC, Port); |
| break; |
| case SK_PHY_NAT: |
| Rtv = SkXmAutoNegDoneNat(pAC, IoC, Port); |
| break; |
| #endif /* OTHER_PHY */ |
| default: |
| return(SK_AND_OTHER); |
| } |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| Rtv = SkGmAutoNegDoneMarv(pAC, IoC, Port); |
| } |
| #endif /* YUKON */ |
| |
| if (Rtv != SK_AND_OK) { |
| return(Rtv); |
| } |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNeg done Port %d\n", Port)); |
| |
| /* We checked everything and may now enable the link */ |
| pPrt->PAutoNegFail = SK_FALSE; |
| |
| SkMacRxTxEnable(pAC, IoC, Port); |
| |
| return(SK_AND_OK); |
| } /* SkMacAutoNegDone */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacRxTxEnable() - Enable Rx/Tx activity if port is up |
| * |
| * Description: enables Rx/Tx dep. on board type |
| * |
| * Returns: |
| * 0 o.k. |
| * != 0 Error happened |
| */ |
| int SkMacRxTxEnable( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 Reg; /* 16-bit register value */ |
| SK_U16 IntMask; /* MAC interrupt mask */ |
| #ifdef GENESIS |
| SK_U16 SWord; |
| #endif |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (!pPrt->PHWLinkUp) { |
| /* The Hardware link is NOT up */ |
| return(0); |
| } |
| |
| if ((pPrt->PLinkMode == SK_LMODE_AUTOHALF || |
| pPrt->PLinkMode == SK_LMODE_AUTOFULL || |
| pPrt->PLinkMode == SK_LMODE_AUTOBOTH) && |
| pPrt->PAutoNegFail) { |
| /* Auto-negotiation is not done or failed */ |
| return(0); |
| } |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| /* set Duplex Mode and Pause Mode */ |
| SkXmInitDupMd(pAC, IoC, Port); |
| |
| SkXmInitPauseMd(pAC, IoC, Port); |
| |
| /* |
| * Initialize the Interrupt Mask Register. Default IRQs are... |
| * - Link Asynchronous Event |
| * - Link Partner requests config |
| * - Auto Negotiation Done |
| * - Rx Counter Event Overflow |
| * - Tx Counter Event Overflow |
| * - Transmit FIFO Underrun |
| */ |
| IntMask = XM_DEF_MSK; |
| |
| #ifdef DEBUG |
| /* add IRQ for Receive FIFO Overflow */ |
| IntMask &= ~XM_IS_RXF_OV; |
| #endif /* DEBUG */ |
| |
| if (pPrt->PhyType != SK_PHY_XMAC) { |
| /* disable GP0 interrupt bit */ |
| IntMask |= XM_IS_INP_ASS; |
| } |
| XM_OUT16(IoC, Port, XM_IMSK, IntMask); |
| |
| /* get MMU Command Reg. */ |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Reg); |
| |
| if (pPrt->PhyType != SK_PHY_XMAC && |
| (pPrt->PLinkModeStatus == SK_LMODE_STAT_FULL || |
| pPrt->PLinkModeStatus == SK_LMODE_STAT_AUTOFULL)) { |
| /* set to Full Duplex */ |
| Reg |= XM_MMU_GMII_FD; |
| } |
| |
| switch (pPrt->PhyType) { |
| case SK_PHY_BCOM: |
| /* |
| * Workaround BCOM Errata (#10523) for all BCom Phys |
| * Enable Power Management after link up |
| */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, &SWord); |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, |
| (SK_U16)(SWord & ~PHY_B_AC_DIS_PM)); |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_INT_MASK, |
| (SK_U16)PHY_B_DEF_MSK); |
| break; |
| #ifdef OTHER_PHY |
| case SK_PHY_LONE: |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_INT_ENAB, PHY_L_DEF_MSK); |
| break; |
| case SK_PHY_NAT: |
| /* todo National: |
| SkXmPhyWrite(pAC, IoC, Port, PHY_NAT_INT_MASK, PHY_N_DEF_MSK); */ |
| /* no interrupts possible from National ??? */ |
| break; |
| #endif /* OTHER_PHY */ |
| } |
| |
| /* enable Rx/Tx */ |
| XM_OUT16(IoC, Port, XM_MMU_CMD, Reg | XM_MMU_ENA_RX | XM_MMU_ENA_TX); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| /* |
| * Initialize the Interrupt Mask Register. Default IRQs are... |
| * - Rx Counter Event Overflow |
| * - Tx Counter Event Overflow |
| * - Transmit FIFO Underrun |
| */ |
| IntMask = GMAC_DEF_MSK; |
| |
| #ifdef DEBUG |
| /* add IRQ for Receive FIFO Overrun */ |
| IntMask |= GM_IS_RX_FF_OR; |
| #endif /* DEBUG */ |
| |
| SK_OUT8(IoC, GMAC_IRQ_MSK, (SK_U8)IntMask); |
| |
| /* get General Purpose Control */ |
| GM_IN16(IoC, Port, GM_GP_CTRL, &Reg); |
| |
| if (pPrt->PLinkModeStatus == SK_LMODE_STAT_FULL || |
| pPrt->PLinkModeStatus == SK_LMODE_STAT_AUTOFULL) { |
| /* set to Full Duplex */ |
| Reg |= GM_GPCR_DUP_FULL; |
| } |
| |
| /* enable Rx/Tx */ |
| GM_OUT16(IoC, Port, GM_GP_CTRL, (SK_U16)(Reg | GM_GPCR_RX_ENA | |
| GM_GPCR_TX_ENA)); |
| |
| #ifndef VCPU |
| /* Enable all PHY interrupts */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_INT_MASK, |
| (SK_U16)PHY_M_DEF_MSK); |
| #endif /* VCPU */ |
| } |
| #endif /* YUKON */ |
| |
| return(0); |
| |
| } /* SkMacRxTxEnable */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacRxTxDisable() - Disable Receiver and Transmitter |
| * |
| * Description: disables Rx/Tx dep. on board type |
| * |
| * Returns: N/A |
| */ |
| void SkMacRxTxDisable( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U16 Word; |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Word); |
| |
| XM_OUT16(IoC, Port, XM_MMU_CMD, Word & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX)); |
| |
| /* dummy read to ensure writing */ |
| XM_IN16(IoC, Port, XM_MMU_CMD, &Word); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| |
| GM_IN16(IoC, Port, GM_GP_CTRL, &Word); |
| |
| GM_OUT16(IoC, Port, GM_GP_CTRL, (SK_U16)(Word & ~(GM_GPCR_RX_ENA | |
| GM_GPCR_TX_ENA))); |
| |
| /* dummy read to ensure writing */ |
| GM_IN16(IoC, Port, GM_GP_CTRL, &Word); |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacRxTxDisable */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacIrqDisable() - Disable IRQ from MAC |
| * |
| * Description: sets the IRQ-mask to disable IRQ dep. on board type |
| * |
| * Returns: N/A |
| */ |
| void SkMacIrqDisable( |
| SK_AC *pAC, /* Adapter Context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| #ifdef GENESIS |
| SK_U16 Word; |
| #endif |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| |
| /* disable all XMAC IRQs */ |
| XM_OUT16(IoC, Port, XM_IMSK, 0xffff); |
| |
| /* Disable all PHY interrupts */ |
| switch (pPrt->PhyType) { |
| case SK_PHY_BCOM: |
| /* Make sure that PHY is initialized */ |
| if (pPrt->PState != SK_PRT_RESET) { |
| /* NOT allowed if BCOM is in RESET state */ |
| /* Workaround BCOM Errata (#10523) all BCom */ |
| /* Disable Power Management if link is down */ |
| SkXmPhyRead(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, &Word); |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_AUX_CTRL, |
| (SK_U16)(Word | PHY_B_AC_DIS_PM)); |
| SkXmPhyWrite(pAC, IoC, Port, PHY_BCOM_INT_MASK, 0xffff); |
| } |
| break; |
| #ifdef OTHER_PHY |
| case SK_PHY_LONE: |
| SkXmPhyWrite(pAC, IoC, Port, PHY_LONE_INT_ENAB, 0); |
| break; |
| case SK_PHY_NAT: |
| /* todo: National |
| SkXmPhyWrite(pAC, IoC, Port, PHY_NAT_INT_MASK, 0xffff); */ |
| break; |
| #endif /* OTHER_PHY */ |
| } |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| /* disable all GMAC IRQs */ |
| SK_OUT8(IoC, GMAC_IRQ_MSK, 0); |
| |
| #ifndef VCPU |
| /* Disable all PHY interrupts */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_INT_MASK, 0); |
| #endif /* VCPU */ |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacIrqDisable */ |
| |
| |
| #ifdef SK_DIAG |
| /****************************************************************************** |
| * |
| * SkXmSendCont() - Enable / Disable Send Continuous Mode |
| * |
| * Description: enable / disable Send Continuous Mode on XMAC |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkXmSendCont( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL Enable) /* Enable / Disable */ |
| { |
| SK_U32 MdReg; |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| |
| if (Enable) { |
| MdReg |= XM_MD_TX_CONT; |
| } |
| else { |
| MdReg &= ~XM_MD_TX_CONT; |
| } |
| /* setup Mode Register */ |
| XM_OUT32(IoC, Port, XM_MODE, MdReg); |
| |
| } /* SkXmSendCont */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacTimeStamp() - Enable / Disable Time Stamp |
| * |
| * Description: enable / disable Time Stamp generation for Rx packets |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacTimeStamp( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL Enable) /* Enable / Disable */ |
| { |
| SK_U32 MdReg; |
| SK_U8 TimeCtrl; |
| |
| if (pAC->GIni.GIGenesis) { |
| |
| XM_IN32(IoC, Port, XM_MODE, &MdReg); |
| |
| if (Enable) { |
| MdReg |= XM_MD_ATS; |
| } |
| else { |
| MdReg &= ~XM_MD_ATS; |
| } |
| /* setup Mode Register */ |
| XM_OUT32(IoC, Port, XM_MODE, MdReg); |
| } |
| else { |
| if (Enable) { |
| TimeCtrl = GMT_ST_START | GMT_ST_CLR_IRQ; |
| } |
| else { |
| TimeCtrl = GMT_ST_STOP | GMT_ST_CLR_IRQ; |
| } |
| /* Start/Stop Time Stamp Timer */ |
| SK_OUT8(IoC, GMAC_TI_ST_CTRL, TimeCtrl); |
| } |
| |
| } /* SkMacTimeStamp*/ |
| |
| #else /* !SK_DIAG */ |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmAutoNegLipaXmac() - Decides whether Link Partner could do auto-neg |
| * |
| * This function analyses the Interrupt status word. If any of the |
| * Auto-negotiating interrupt bits are set, the PLipaAutoNeg variable |
| * is set true. |
| */ |
| void SkXmAutoNegLipaXmac( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 IStatus) /* Interrupt Status word to analyse */ |
| { |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PLipaAutoNeg != SK_LIPA_AUTO && |
| (IStatus & (XM_IS_LIPA_RC | XM_IS_RX_PAGE | XM_IS_AND)) != 0) { |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegLipa: AutoNeg detected on Port %d, IStatus=0x%04X\n", |
| Port, IStatus)); |
| pPrt->PLipaAutoNeg = SK_LIPA_AUTO; |
| } |
| } /* SkXmAutoNegLipaXmac */ |
| #endif /* GENESIS */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacAutoNegLipaPhy() - Decides whether Link Partner could do auto-neg |
| * |
| * This function analyses the PHY status word. |
| * If any of the Auto-negotiating bits are set, the PLipaAutoNeg variable |
| * is set true. |
| */ |
| void SkMacAutoNegLipaPhy( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 PhyStat) /* PHY Status word to analyse */ |
| { |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PLipaAutoNeg != SK_LIPA_AUTO && |
| (PhyStat & PHY_ST_AN_OVER) != 0) { |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("AutoNegLipa: AutoNeg detected on Port %d, PhyStat=0x%04X\n", |
| Port, PhyStat)); |
| pPrt->PLipaAutoNeg = SK_LIPA_AUTO; |
| } |
| } /* SkMacAutoNegLipaPhy */ |
| |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmIrq() - Interrupt Service Routine |
| * |
| * Description: services an Interrupt Request of the XMAC |
| * |
| * Note: |
| * With an external PHY, some interrupt bits are not meaningfull any more: |
| * - LinkAsyncEvent (bit #14) XM_IS_LNK_AE |
| * - LinkPartnerReqConfig (bit #10) XM_IS_LIPA_RC |
| * - Page Received (bit #9) XM_IS_RX_PAGE |
| * - NextPageLoadedForXmt (bit #8) XM_IS_TX_PAGE |
| * - AutoNegDone (bit #7) XM_IS_AND |
| * Also probably not valid any more is the GP0 input bit: |
| * - GPRegisterBit0set XM_IS_INP_ASS |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkXmIrq( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_EVPARA Para; |
| SK_U16 IStatus; /* Interrupt status read from the XMAC */ |
| SK_U16 IStatus2; |
| #ifdef SK_SLIM |
| SK_U64 OverflowStatus; |
| #endif |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| XM_IN16(IoC, Port, XM_ISRC, &IStatus); |
| |
| /* LinkPartner Auto-negable? */ |
| if (pPrt->PhyType == SK_PHY_XMAC) { |
| SkXmAutoNegLipaXmac(pAC, IoC, Port, IStatus); |
| } |
| else { |
| /* mask bits that are not used with ext. PHY */ |
| IStatus &= ~(XM_IS_LNK_AE | XM_IS_LIPA_RC | |
| XM_IS_RX_PAGE | XM_IS_TX_PAGE | |
| XM_IS_AND | XM_IS_INP_ASS); |
| } |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_IRQ, |
| ("XmacIrq Port %d Isr 0x%04X\n", Port, IStatus)); |
| |
| if (!pPrt->PHWLinkUp) { |
| /* Spurious XMAC interrupt */ |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_IRQ, |
| ("SkXmIrq: spurious interrupt on Port %d\n", Port)); |
| return; |
| } |
| |
| if ((IStatus & XM_IS_INP_ASS) != 0) { |
| /* Reread ISR Register if link is not in sync */ |
| XM_IN16(IoC, Port, XM_ISRC, &IStatus2); |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_IRQ, |
| ("SkXmIrq: Link async. Double check Port %d 0x%04X 0x%04X\n", |
| Port, IStatus, IStatus2)); |
| IStatus &= ~XM_IS_INP_ASS; |
| IStatus |= IStatus2; |
| } |
| |
| if ((IStatus & XM_IS_LNK_AE) != 0) { |
| /* not used, GP0 is used instead */ |
| } |
| |
| if ((IStatus & XM_IS_TX_ABORT) != 0) { |
| /* not used */ |
| } |
| |
| if ((IStatus & XM_IS_FRC_INT) != 0) { |
| /* not used, use ASIC IRQ instead if needed */ |
| } |
| |
| if ((IStatus & (XM_IS_INP_ASS | XM_IS_LIPA_RC | XM_IS_RX_PAGE)) != 0) { |
| SkHWLinkDown(pAC, IoC, Port); |
| |
| /* Signal to RLMT */ |
| Para.Para32[0] = (SK_U32)Port; |
| SkEventQueue(pAC, SKGE_RLMT, SK_RLMT_LINK_DOWN, Para); |
| |
| /* Start workaround Errata #2 timer */ |
| SkTimerStart(pAC, IoC, &pPrt->PWaTimer, SK_WA_INA_TIME, |
| SKGE_HWAC, SK_HWEV_WATIM, Para); |
| } |
| |
| if ((IStatus & XM_IS_RX_PAGE) != 0) { |
| /* not used */ |
| } |
| |
| if ((IStatus & XM_IS_TX_PAGE) != 0) { |
| /* not used */ |
| } |
| |
| if ((IStatus & XM_IS_AND) != 0) { |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_IRQ, |
| ("SkXmIrq: AND on link that is up Port %d\n", Port)); |
| } |
| |
| if ((IStatus & XM_IS_TSC_OV) != 0) { |
| /* not used */ |
| } |
| |
| /* Combined Tx & Rx Counter Overflow SIRQ Event */ |
| if ((IStatus & (XM_IS_RXC_OV | XM_IS_TXC_OV)) != 0) { |
| #ifdef SK_SLIM |
| SkXmOverflowStatus(pAC, IoC, Port, IStatus, &OverflowStatus); |
| #else |
| Para.Para32[0] = (SK_U32)Port; |
| Para.Para32[1] = (SK_U32)IStatus; |
| SkPnmiEvent(pAC, IoC, SK_PNMI_EVT_SIRQ_OVERFLOW, Para); |
| #endif /* SK_SLIM */ |
| } |
| |
| if ((IStatus & XM_IS_RXF_OV) != 0) { |
| /* normal situation -> no effect */ |
| #ifdef DEBUG |
| pPrt->PRxOverCnt++; |
| #endif /* DEBUG */ |
| } |
| |
| if ((IStatus & XM_IS_TXF_UR) != 0) { |
| /* may NOT happen -> error log */ |
| SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_SIRQ_E020, SKERR_SIRQ_E020MSG); |
| } |
| |
| if ((IStatus & XM_IS_TX_COMP) != 0) { |
| /* not served here */ |
| } |
| |
| if ((IStatus & XM_IS_RX_COMP) != 0) { |
| /* not served here */ |
| } |
| } /* SkXmIrq */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmIrq() - Interrupt Service Routine |
| * |
| * Description: services an Interrupt Request of the GMAC |
| * |
| * Note: |
| * |
| * Returns: |
| * nothing |
| */ |
| static void SkGmIrq( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U8 IStatus; /* Interrupt status */ |
| #ifdef SK_SLIM |
| SK_U64 OverflowStatus; |
| #else |
| SK_EVPARA Para; |
| #endif |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| SK_IN8(IoC, GMAC_IRQ_SRC, &IStatus); |
| |
| #ifdef XXX |
| /* LinkPartner Auto-negable? */ |
| SkMacAutoNegLipaPhy(pAC, IoC, Port, IStatus); |
| #endif /* XXX */ |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_IRQ, |
| ("GmacIrq Port %d Isr 0x%04X\n", Port, IStatus)); |
| |
| /* Combined Tx & Rx Counter Overflow SIRQ Event */ |
| if (IStatus & (GM_IS_RX_CO_OV | GM_IS_TX_CO_OV)) { |
| /* these IRQs will be cleared by reading GMACs register */ |
| #ifdef SK_SLIM |
| SkGmOverflowStatus(pAC, IoC, Port, IStatus, &OverflowStatus); |
| #else |
| Para.Para32[0] = (SK_U32)Port; |
| Para.Para32[1] = (SK_U32)IStatus; |
| SkPnmiEvent(pAC, IoC, SK_PNMI_EVT_SIRQ_OVERFLOW, Para); |
| #endif |
| } |
| |
| if (IStatus & GM_IS_RX_FF_OR) { |
| /* clear GMAC Rx FIFO Overrun IRQ */ |
| SK_OUT8(IoC, MR_ADDR(Port, RX_GMF_CTRL_T), (SK_U8)GMF_CLI_RX_FO); |
| #ifdef DEBUG |
| pPrt->PRxOverCnt++; |
| #endif /* DEBUG */ |
| } |
| |
| if (IStatus & GM_IS_TX_FF_UR) { |
| /* clear GMAC Tx FIFO Underrun IRQ */ |
| SK_OUT8(IoC, MR_ADDR(Port, TX_GMF_CTRL_T), (SK_U8)GMF_CLI_TX_FU); |
| /* may NOT happen -> error log */ |
| SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_SIRQ_E020, SKERR_SIRQ_E020MSG); |
| } |
| |
| if (IStatus & GM_IS_TX_COMPL) { |
| /* not served here */ |
| } |
| |
| if (IStatus & GM_IS_RX_COMPL) { |
| /* not served here */ |
| } |
| } /* SkGmIrq */ |
| #endif /* YUKON */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkMacIrq() - Interrupt Service Routine for MAC |
| * |
| * Description: calls the Interrupt Service Routine dep. on board type |
| * |
| * Returns: |
| * nothing |
| */ |
| void SkMacIrq( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port) /* Port Index (MAC_1 + n) */ |
| { |
| #ifdef GENESIS |
| if (pAC->GIni.GIGenesis) { |
| /* IRQ from XMAC */ |
| SkXmIrq(pAC, IoC, Port); |
| } |
| #endif /* GENESIS */ |
| |
| #ifdef YUKON |
| if (pAC->GIni.GIYukon) { |
| /* IRQ from GMAC */ |
| SkGmIrq(pAC, IoC, Port); |
| } |
| #endif /* YUKON */ |
| |
| } /* SkMacIrq */ |
| |
| #endif /* !SK_DIAG */ |
| |
| #ifdef GENESIS |
| /****************************************************************************** |
| * |
| * SkXmUpdateStats() - Force the XMAC to output the current statistic |
| * |
| * Description: |
| * The XMAC holds its statistic internally. To obtain the current |
| * values a command must be sent so that the statistic data will |
| * be written to a predefined memory area on the adapter. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkXmUpdateStats( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_GEPORT *pPrt; |
| SK_U16 StatReg; |
| int WaitIndex; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| WaitIndex = 0; |
| |
| /* Send an update command to XMAC specified */ |
| XM_OUT16(IoC, Port, XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC); |
| |
| /* |
| * It is an auto-clearing register. If the command bits |
| * went to zero again, the statistics are transferred. |
| * Normally the command should be executed immediately. |
| * But just to be sure we execute a loop. |
| */ |
| do { |
| |
| XM_IN16(IoC, Port, XM_STAT_CMD, &StatReg); |
| |
| if (++WaitIndex > 10) { |
| |
| SK_ERR_LOG(pAC, SK_ERRCL_HW, SKERR_HWI_E021, SKERR_HWI_E021MSG); |
| |
| return(1); |
| } |
| } while ((StatReg & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) != 0); |
| |
| return(0); |
| } /* SkXmUpdateStats */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmMacStatistic() - Get XMAC counter value |
| * |
| * Description: |
| * Gets the 32bit counter value. Except for the octet counters |
| * the lower 32bit are counted in hardware and the upper 32bit |
| * must be counted in software by monitoring counter overflow interrupts. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkXmMacStatistic( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 StatAddr, /* MIB counter base address */ |
| SK_U32 SK_FAR *pVal) /* ptr to return statistic value */ |
| { |
| if ((StatAddr < XM_TXF_OK) || (StatAddr > XM_RXF_MAX_SZ)) { |
| |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E022, SKERR_HWI_E022MSG); |
| |
| return(1); |
| } |
| |
| XM_IN32(IoC, Port, StatAddr, pVal); |
| |
| return(0); |
| } /* SkXmMacStatistic */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmResetCounter() - Clear MAC statistic counter |
| * |
| * Description: |
| * Force the XMAC to clear its statistic counter. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkXmResetCounter( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port) /* Port Index (MAC_1 + n) */ |
| { |
| XM_OUT16(IoC, Port, XM_STAT_CMD, XM_SC_CLR_RXC | XM_SC_CLR_TXC); |
| /* Clear two times according to Errata #3 */ |
| XM_OUT16(IoC, Port, XM_STAT_CMD, XM_SC_CLR_RXC | XM_SC_CLR_TXC); |
| |
| return(0); |
| } /* SkXmResetCounter */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkXmOverflowStatus() - Gets the status of counter overflow interrupt |
| * |
| * Description: |
| * Checks the source causing an counter overflow interrupt. On success the |
| * resulting counter overflow status is written to <pStatus>, whereas the |
| * upper dword stores the XMAC ReceiveCounterEvent register and the lower |
| * dword the XMAC TransmitCounterEvent register. |
| * |
| * Note: |
| * For XMAC the interrupt source is a self-clearing register, so the source |
| * must be checked only once. SIRQ module does another check to be sure |
| * that no interrupt get lost during process time. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkXmOverflowStatus( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 IStatus, /* Interupt Status from MAC */ |
| SK_U64 SK_FAR *pStatus) /* ptr for return overflow status value */ |
| { |
| SK_U64 Status; /* Overflow status */ |
| SK_U32 RegVal; |
| |
| Status = 0; |
| |
| if ((IStatus & XM_IS_RXC_OV) != 0) { |
| |
| XM_IN32(IoC, Port, XM_RX_CNT_EV, &RegVal); |
| Status |= (SK_U64)RegVal << 32; |
| } |
| |
| if ((IStatus & XM_IS_TXC_OV) != 0) { |
| |
| XM_IN32(IoC, Port, XM_TX_CNT_EV, &RegVal); |
| Status |= (SK_U64)RegVal; |
| } |
| |
| *pStatus = Status; |
| |
| return(0); |
| } /* SkXmOverflowStatus */ |
| #endif /* GENESIS */ |
| |
| |
| #ifdef YUKON |
| /****************************************************************************** |
| * |
| * SkGmUpdateStats() - Force the GMAC to output the current statistic |
| * |
| * Description: |
| * Empty function for GMAC. Statistic data is accessible in direct way. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkGmUpdateStats( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port) /* Port Index (MAC_1 + n) */ |
| { |
| return(0); |
| } |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmMacStatistic() - Get GMAC counter value |
| * |
| * Description: |
| * Gets the 32bit counter value. Except for the octet counters |
| * the lower 32bit are counted in hardware and the upper 32bit |
| * must be counted in software by monitoring counter overflow interrupts. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkGmMacStatistic( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 StatAddr, /* MIB counter base address */ |
| SK_U32 SK_FAR *pVal) /* ptr to return statistic value */ |
| { |
| |
| if ((StatAddr < GM_RXF_UC_OK) || (StatAddr > GM_TXE_FIFO_UR)) { |
| |
| SK_ERR_LOG(pAC, SK_ERRCL_SW, SKERR_HWI_E022, SKERR_HWI_E022MSG); |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("SkGmMacStat: wrong MIB counter 0x%04X\n", StatAddr)); |
| return(1); |
| } |
| |
| GM_IN32(IoC, Port, StatAddr, pVal); |
| |
| return(0); |
| } /* SkGmMacStatistic */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmResetCounter() - Clear MAC statistic counter |
| * |
| * Description: |
| * Force GMAC to clear its statistic counter. |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkGmResetCounter( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port) /* Port Index (MAC_1 + n) */ |
| { |
| SK_U16 Reg; /* Phy Address Register */ |
| SK_U16 Word; |
| int i; |
| |
| GM_IN16(IoC, Port, GM_PHY_ADDR, &Reg); |
| |
| /* set MIB Clear Counter Mode */ |
| GM_OUT16(IoC, Port, GM_PHY_ADDR, Reg | GM_PAR_MIB_CLR); |
| |
| /* read all MIB Counters with Clear Mode set */ |
| for (i = 0; i < GM_MIB_CNT_SIZE; i++) { |
| /* the reset is performed only when the lower 16 bits are read */ |
| GM_IN16(IoC, Port, GM_MIB_CNT_BASE + 8*i, &Word); |
| } |
| |
| /* clear MIB Clear Counter Mode */ |
| GM_OUT16(IoC, Port, GM_PHY_ADDR, Reg); |
| |
| return(0); |
| } /* SkGmResetCounter */ |
| |
| |
| /****************************************************************************** |
| * |
| * SkGmOverflowStatus() - Gets the status of counter overflow interrupt |
| * |
| * Description: |
| * Checks the source causing an counter overflow interrupt. On success the |
| * resulting counter overflow status is written to <pStatus>, whereas the |
| * the following bit coding is used: |
| * 63:56 - unused |
| * 55:48 - TxRx interrupt register bit7:0 |
| * 32:47 - Rx interrupt register |
| * 31:24 - unused |
| * 23:16 - TxRx interrupt register bit15:8 |
| * 15:0 - Tx interrupt register |
| * |
| * Returns: |
| * 0: success |
| * 1: something went wrong |
| */ |
| int SkGmOverflowStatus( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| unsigned int Port, /* Port Index (MAC_1 + n) */ |
| SK_U16 IStatus, /* Interupt Status from MAC */ |
| SK_U64 SK_FAR *pStatus) /* ptr for return overflow status value */ |
| { |
| SK_U64 Status; /* Overflow status */ |
| SK_U16 RegVal; |
| |
| Status = 0; |
| |
| if ((IStatus & GM_IS_RX_CO_OV) != 0) { |
| /* this register is self-clearing after read */ |
| GM_IN16(IoC, Port, GM_RX_IRQ_SRC, &RegVal); |
| Status |= (SK_U64)RegVal << 32; |
| } |
| |
| if ((IStatus & GM_IS_TX_CO_OV) != 0) { |
| /* this register is self-clearing after read */ |
| GM_IN16(IoC, Port, GM_TX_IRQ_SRC, &RegVal); |
| Status |= (SK_U64)RegVal; |
| } |
| |
| /* this register is self-clearing after read */ |
| GM_IN16(IoC, Port, GM_TR_IRQ_SRC, &RegVal); |
| /* Rx overflow interrupt register bits (LoByte)*/ |
| Status |= (SK_U64)((SK_U8)RegVal) << 48; |
| /* Tx overflow interrupt register bits (HiByte)*/ |
| Status |= (SK_U64)(RegVal >> 8) << 16; |
| |
| *pStatus = Status; |
| |
| return(0); |
| } /* SkGmOverflowStatus */ |
| |
| |
| #ifndef SK_SLIM |
| /****************************************************************************** |
| * |
| * SkGmCableDiagStatus() - Starts / Gets status of cable diagnostic test |
| * |
| * Description: |
| * starts the cable diagnostic test if 'StartTest' is true |
| * gets the results if 'StartTest' is true |
| * |
| * NOTE: this test is meaningful only when link is down |
| * |
| * Returns: |
| * 0: success |
| * 1: no YUKON copper |
| * 2: test in progress |
| */ |
| int SkGmCableDiagStatus( |
| SK_AC *pAC, /* adapter context */ |
| SK_IOC IoC, /* IO context */ |
| int Port, /* Port Index (MAC_1 + n) */ |
| SK_BOOL StartTest) /* flag for start / get result */ |
| { |
| int i; |
| SK_U16 RegVal; |
| SK_GEPORT *pPrt; |
| |
| pPrt = &pAC->GIni.GP[Port]; |
| |
| if (pPrt->PhyType != SK_PHY_MARV_COPPER) { |
| |
| return(1); |
| } |
| |
| if (StartTest) { |
| /* only start the cable test */ |
| if ((pPrt->PhyId1 & PHY_I1_REV_MSK) < 4) { |
| /* apply TDR workaround from Marvell */ |
| SkGmPhyWrite(pAC, IoC, Port, 29, 0x001e); |
| |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0xcc00); |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0xc800); |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0xc400); |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0xc000); |
| SkGmPhyWrite(pAC, IoC, Port, 30, 0xc100); |
| } |
| |
| /* set address to 0 for MDI[0] */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_EXT_ADR, 0); |
| |
| /* Read Cable Diagnostic Reg */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_CABLE_DIAG, &RegVal); |
| |
| /* start Cable Diagnostic Test */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_CABLE_DIAG, |
| (SK_U16)(RegVal | PHY_M_CABD_ENA_TEST)); |
| |
| return(0); |
| } |
| |
| /* Read Cable Diagnostic Reg */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_CABLE_DIAG, &RegVal); |
| |
| SK_DBG_MSG(pAC, SK_DBGMOD_HWM, SK_DBGCAT_CTRL, |
| ("PHY Cable Diag.=0x%04X\n", RegVal)); |
| |
| if ((RegVal & PHY_M_CABD_ENA_TEST) != 0) { |
| /* test is running */ |
| return(2); |
| } |
| |
| /* get the test results */ |
| for (i = 0; i < 4; i++) { |
| /* set address to i for MDI[i] */ |
| SkGmPhyWrite(pAC, IoC, Port, PHY_MARV_EXT_ADR, (SK_U16)i); |
| |
| /* get Cable Diagnostic values */ |
| SkGmPhyRead(pAC, IoC, Port, PHY_MARV_CABLE_DIAG, &RegVal); |
| |
| pPrt->PMdiPairLen[i] = (SK_U8)(RegVal & PHY_M_CABD_DIST_MSK); |
| |
| pPrt->PMdiPairSts[i] = (SK_U8)((RegVal & PHY_M_CABD_STAT_MSK) >> 13); |
| } |
| |
| return(0); |
| } /* SkGmCableDiagStatus */ |
| #endif /* !SK_SLIM */ |
| #endif /* YUKON */ |
| |
| /* End of file */ |