summaryrefslogtreecommitdiffstats
path: root/drivers/net/sk98lin/skxmac2.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/sk98lin/skxmac2.c')
-rw-r--r--drivers/net/sk98lin/skxmac2.c4160
1 files changed, 0 insertions, 4160 deletions
diff --git a/drivers/net/sk98lin/skxmac2.c b/drivers/net/sk98lin/skxmac2.c
deleted file mode 100644
index b4e75022a65..00000000000
--- a/drivers/net/sk98lin/skxmac2.c
+++ /dev/null
@@ -1,4160 +0,0 @@
-/******************************************************************************
- *
- * 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 */