diff options
Diffstat (limited to 'drivers/net/tigon3.c')
| -rw-r--r-- | drivers/net/tigon3.c | 5699 |
1 files changed, 5699 insertions, 0 deletions
diff --git a/drivers/net/tigon3.c b/drivers/net/tigon3.c new file mode 100644 index 00000000000..5f6a4ecd0ab --- /dev/null +++ b/drivers/net/tigon3.c @@ -0,0 +1,5699 @@ +/******************************************************************************/ +/* */ +/* Broadcom BCM5700 Linux Network Driver, Copyright (c) 2000 Broadcom */ +/* Corporation. */ +/* All rights reserved. */ +/* */ +/* 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, located in the file LICENSE. */ +/* */ +/* History: */ +/******************************************************************************/ +#include <common.h> +#include <asm/types.h> +#if defined(CONFIG_CMD_NET) && !defined(CONFIG_NET_MULTI) && \ + defined(CONFIG_TIGON3) +#ifdef CONFIG_BMW +#include <mpc824x.h> +#endif +#include <malloc.h> +#include <linux/byteorder/big_endian.h> +#include "bcm570x_mm.h" + +#define EMBEDDED 1 +/******************************************************************************/ +/* Local functions. */ +/******************************************************************************/ + +LM_STATUS LM_Abort (PLM_DEVICE_BLOCK pDevice); +LM_STATUS LM_QueueRxPackets (PLM_DEVICE_BLOCK pDevice); + +static LM_STATUS LM_TranslateRequestedMediaType (LM_REQUESTED_MEDIA_TYPE + RequestedMediaType, + PLM_MEDIA_TYPE pMediaType, + PLM_LINE_SPEED pLineSpeed, + PLM_DUPLEX_MODE pDuplexMode); + +static LM_STATUS LM_InitBcm540xPhy (PLM_DEVICE_BLOCK pDevice); + +__inline static LM_VOID LM_ServiceRxInterrupt (PLM_DEVICE_BLOCK pDevice); +__inline static LM_VOID LM_ServiceTxInterrupt (PLM_DEVICE_BLOCK pDevice); + +static LM_STATUS LM_ForceAutoNegBcm540xPhy (PLM_DEVICE_BLOCK pDevice, + LM_REQUESTED_MEDIA_TYPE + RequestedMediaType); +static LM_STATUS LM_ForceAutoNeg (PLM_DEVICE_BLOCK pDevice, + LM_REQUESTED_MEDIA_TYPE RequestedMediaType); +static LM_UINT32 GetPhyAdFlowCntrlSettings (PLM_DEVICE_BLOCK pDevice); +STATIC LM_STATUS LM_SetFlowControl (PLM_DEVICE_BLOCK pDevice, + LM_UINT32 LocalPhyAd, + LM_UINT32 RemotePhyAd); +#if INCLUDE_TBI_SUPPORT +STATIC LM_STATUS LM_SetupFiberPhy (PLM_DEVICE_BLOCK pDevice); +STATIC LM_STATUS LM_InitBcm800xPhy (PLM_DEVICE_BLOCK pDevice); +#endif +STATIC LM_STATUS LM_SetupCopperPhy (PLM_DEVICE_BLOCK pDevice); +STATIC PLM_ADAPTER_INFO LM_GetAdapterInfoBySsid (LM_UINT16 Svid, + LM_UINT16 Ssid); +STATIC LM_STATUS LM_DmaTest (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pBufferVirt, + LM_PHYSICAL_ADDRESS BufferPhy, + LM_UINT32 BufferSize); +STATIC LM_STATUS LM_HaltCpu (PLM_DEVICE_BLOCK pDevice, LM_UINT32 cpu_number); +STATIC LM_STATUS LM_ResetChip (PLM_DEVICE_BLOCK pDevice); +STATIC LM_STATUS LM_Test4GBoundary (PLM_DEVICE_BLOCK pDevice, + PLM_PACKET pPacket, PT3_SND_BD pSendBd); + +/******************************************************************************/ +/* External functions. */ +/******************************************************************************/ + +LM_STATUS LM_LoadRlsFirmware (PLM_DEVICE_BLOCK pDevice); + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_UINT32 LM_RegRdInd (PLM_DEVICE_BLOCK pDevice, LM_UINT32 Register) +{ + LM_UINT32 Value32; + +#if PCIX_TARGET_WORKAROUND + MM_ACQUIRE_UNDI_LOCK (pDevice); +#endif + MM_WriteConfig32 (pDevice, T3_PCI_REG_ADDR_REG, Register); + MM_ReadConfig32 (pDevice, T3_PCI_REG_DATA_REG, &Value32); +#if PCIX_TARGET_WORKAROUND + MM_RELEASE_UNDI_LOCK (pDevice); +#endif + + return Value32; +} /* LM_RegRdInd */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_VOID +LM_RegWrInd (PLM_DEVICE_BLOCK pDevice, LM_UINT32 Register, LM_UINT32 Value32) +{ + +#if PCIX_TARGET_WORKAROUND + MM_ACQUIRE_UNDI_LOCK (pDevice); +#endif + MM_WriteConfig32 (pDevice, T3_PCI_REG_ADDR_REG, Register); + MM_WriteConfig32 (pDevice, T3_PCI_REG_DATA_REG, Value32); +#if PCIX_TARGET_WORKAROUND + MM_RELEASE_UNDI_LOCK (pDevice); +#endif +} /* LM_RegWrInd */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_UINT32 LM_MemRdInd (PLM_DEVICE_BLOCK pDevice, LM_UINT32 MemAddr) +{ + LM_UINT32 Value32; + + MM_ACQUIRE_UNDI_LOCK (pDevice); +#ifdef BIG_ENDIAN_HOST + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_ADDR_REG, MemAddr); + Value32 = REG_RD (pDevice, PciCfg.MemWindowData); + /* Value32 = REG_RD(pDevice,uIntMem.Mbuf[(MemAddr & 0x7fff)/4]); */ +#else + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_ADDR_REG, MemAddr); + MM_ReadConfig32 (pDevice, T3_PCI_MEM_WIN_DATA_REG, &Value32); +#endif + MM_RELEASE_UNDI_LOCK (pDevice); + + return Value32; +} /* LM_MemRdInd */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_VOID +LM_MemWrInd (PLM_DEVICE_BLOCK pDevice, LM_UINT32 MemAddr, LM_UINT32 Value32) +{ + MM_ACQUIRE_UNDI_LOCK (pDevice); +#ifdef BIG_ENDIAN_HOST + REG_WR (pDevice, PciCfg.MemWindowBaseAddr, MemAddr); + REG_WR (pDevice, uIntMem.Mbuf[(MemAddr & 0x7fff) / 4], Value32); +#else + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_ADDR_REG, MemAddr); + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_DATA_REG, Value32); +#endif + MM_RELEASE_UNDI_LOCK (pDevice); +} /* LM_MemWrInd */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_QueueRxPackets (PLM_DEVICE_BLOCK pDevice) +{ + LM_STATUS Lmstatus; + PLM_PACKET pPacket; + PT3_RCV_BD pRcvBd; + LM_UINT32 StdBdAdded = 0; +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + LM_UINT32 JumboBdAdded = 0; +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + Lmstatus = LM_STATUS_SUCCESS; + + pPacket = (PLM_PACKET) QQ_PopHead (&pDevice->RxPacketFreeQ.Container); + while (pPacket) { + switch (pPacket->u.Rx.RcvProdRing) { +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + case T3_JUMBO_RCV_PROD_RING: /* Jumbo Receive Ring. */ + /* Initialize the buffer descriptor. */ + pRcvBd = + &pDevice->pRxJumboBdVirt[pDevice->RxJumboProdIdx]; + pRcvBd->Flags = + RCV_BD_FLAG_END | RCV_BD_FLAG_JUMBO_RING; + pRcvBd->Len = (LM_UINT16) pDevice->RxJumboBufferSize; + + /* Initialize the receive buffer pointer */ +#if 0 /* Jimmy, deleted in new */ + pRcvBd->HostAddr.Low = pPacket->u.Rx.RxBufferPhy.Low; + pRcvBd->HostAddr.High = pPacket->u.Rx.RxBufferPhy.High; +#endif + MM_MapRxDma (pDevice, pPacket, &pRcvBd->HostAddr); + + /* The opaque field may point to an offset from a fix addr. */ + pRcvBd->Opaque = (LM_UINT32) (MM_UINT_PTR (pPacket) - + MM_UINT_PTR (pDevice-> + pPacketDescBase)); + + /* Update the producer index. */ + pDevice->RxJumboProdIdx = + (pDevice->RxJumboProdIdx + + 1) & T3_JUMBO_RCV_RCB_ENTRY_COUNT_MASK; + + JumboBdAdded++; + break; +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + case T3_STD_RCV_PROD_RING: /* Standard Receive Ring. */ + /* Initialize the buffer descriptor. */ + pRcvBd = &pDevice->pRxStdBdVirt[pDevice->RxStdProdIdx]; + pRcvBd->Flags = RCV_BD_FLAG_END; + pRcvBd->Len = MAX_STD_RCV_BUFFER_SIZE; + + /* Initialize the receive buffer pointer */ +#if 0 /* Jimmy, deleted in new replaced with MM_MapRxDma */ + pRcvBd->HostAddr.Low = pPacket->u.Rx.RxBufferPhy.Low; + pRcvBd->HostAddr.High = pPacket->u.Rx.RxBufferPhy.High; +#endif + MM_MapRxDma (pDevice, pPacket, &pRcvBd->HostAddr); + + /* The opaque field may point to an offset from a fix addr. */ + pRcvBd->Opaque = (LM_UINT32) (MM_UINT_PTR (pPacket) - + MM_UINT_PTR (pDevice-> + pPacketDescBase)); + + /* Update the producer index. */ + pDevice->RxStdProdIdx = (pDevice->RxStdProdIdx + 1) & + T3_STD_RCV_RCB_ENTRY_COUNT_MASK; + + StdBdAdded++; + break; + + case T3_UNKNOWN_RCV_PROD_RING: + default: + Lmstatus = LM_STATUS_FAILURE; + break; + } /* switch */ + + /* Bail out if there is any error. */ + if (Lmstatus != LM_STATUS_SUCCESS) { + break; + } + + pPacket = + (PLM_PACKET) QQ_PopHead (&pDevice->RxPacketFreeQ.Container); + } /* while */ + + wmb (); + /* Update the procedure index. */ + if (StdBdAdded) { + MB_REG_WR (pDevice, Mailbox.RcvStdProdIdx.Low, + pDevice->RxStdProdIdx); + } +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + if (JumboBdAdded) { + MB_REG_WR (pDevice, Mailbox.RcvJumboProdIdx.Low, + pDevice->RxJumboProdIdx); + } +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + return Lmstatus; +} /* LM_QueueRxPackets */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +STATIC LM_VOID LM_NvramInit (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + LM_UINT32 j; + + /* Intialize clock period and state machine. */ + Value32 = SEEPROM_ADDR_CLK_PERD (SEEPROM_CLOCK_PERIOD) | + SEEPROM_ADDR_FSM_RESET; + REG_WR (pDevice, Grc.EepromAddr, Value32); + + for (j = 0; j < 100; j++) { + MM_Wait (10); + } + + /* Serial eeprom access using the Grc.EepromAddr/EepromData registers. */ + Value32 = REG_RD (pDevice, Grc.LocalCtrl); + REG_WR (pDevice, Grc.LocalCtrl, + Value32 | GRC_MISC_LOCAL_CTRL_AUTO_SEEPROM); + + /* Set the 5701 compatibility mode if we are using EEPROM. */ + if (T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5700 && + T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5701) { + Value32 = REG_RD (pDevice, Nvram.Config1); + if ((Value32 & FLASH_INTERFACE_ENABLE) == 0) { + /* Use the new interface to read EEPROM. */ + Value32 &= ~FLASH_COMPAT_BYPASS; + + REG_WR (pDevice, Nvram.Config1, Value32); + } + } +} /* LM_NvRamInit */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +STATIC LM_STATUS +LM_EepromRead (PLM_DEVICE_BLOCK pDevice, LM_UINT32 Offset, LM_UINT32 * pData) +{ + LM_UINT32 Value32; + LM_UINT32 Addr; + LM_UINT32 Dev; + LM_UINT32 j; + + if (Offset > SEEPROM_CHIP_SIZE) { + return LM_STATUS_FAILURE; + } + + Dev = Offset / SEEPROM_CHIP_SIZE; + Addr = Offset % SEEPROM_CHIP_SIZE; + + Value32 = REG_RD (pDevice, Grc.EepromAddr); + Value32 &= ~(SEEPROM_ADDR_ADDRESS_MASK | SEEPROM_ADDR_DEV_ID_MASK | + SEEPROM_ADDR_RW_MASK); + REG_WR (pDevice, Grc.EepromAddr, Value32 | SEEPROM_ADDR_DEV_ID (Dev) | + SEEPROM_ADDR_ADDRESS (Addr) | SEEPROM_ADDR_START | + SEEPROM_ADDR_READ); + + for (j = 0; j < 1000; j++) { + Value32 = REG_RD (pDevice, Grc.EepromAddr); + if (Value32 & SEEPROM_ADDR_COMPLETE) { + break; + } + MM_Wait (10); + } + + if (Value32 & SEEPROM_ADDR_COMPLETE) { + Value32 = REG_RD (pDevice, Grc.EepromData); + *pData = Value32; + + return LM_STATUS_SUCCESS; + } + + return LM_STATUS_FAILURE; +} /* LM_EepromRead */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +STATIC LM_STATUS +LM_NvramRead (PLM_DEVICE_BLOCK pDevice, LM_UINT32 Offset, LM_UINT32 * pData) +{ + LM_UINT32 Value32; + LM_STATUS Status; + LM_UINT32 j; + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Status = LM_EepromRead (pDevice, Offset, pData); + } else { + /* Determine if we have flash or EEPROM. */ + Value32 = REG_RD (pDevice, Nvram.Config1); + if (Value32 & FLASH_INTERFACE_ENABLE) { + if (Value32 & FLASH_SSRAM_BUFFERRED_MODE) { + Offset = ((Offset / BUFFERED_FLASH_PAGE_SIZE) << + BUFFERED_FLASH_PAGE_POS) + + (Offset % BUFFERED_FLASH_PAGE_SIZE); + } + } + + REG_WR (pDevice, Nvram.SwArb, SW_ARB_REQ_SET1); + for (j = 0; j < 1000; j++) { + if (REG_RD (pDevice, Nvram.SwArb) & SW_ARB_GNT1) { + break; + } + MM_Wait (20); + } + if (j == 1000) { + return LM_STATUS_FAILURE; + } + + /* Read from flash or EEPROM with the new 5703/02 interface. */ + REG_WR (pDevice, Nvram.Addr, Offset & NVRAM_ADDRESS_MASK); + + REG_WR (pDevice, Nvram.Cmd, NVRAM_CMD_RD | NVRAM_CMD_DO_IT | + NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE); + + /* Wait for the done bit to clear. */ + for (j = 0; j < 500; j++) { + MM_Wait (10); + + Value32 = REG_RD (pDevice, Nvram.Cmd); + if (!(Value32 & NVRAM_CMD_DONE)) { + break; + } + } + + /* Wait for the done bit. */ + if (!(Value32 & NVRAM_CMD_DONE)) { + for (j = 0; j < 500; j++) { + MM_Wait (10); + + Value32 = REG_RD (pDevice, Nvram.Cmd); + if (Value32 & NVRAM_CMD_DONE) { + MM_Wait (10); + + *pData = + REG_RD (pDevice, Nvram.ReadData); + + /* Change the endianess. */ + *pData = + ((*pData & 0xff) << 24) | + ((*pData & 0xff00) << 8) | + ((*pData & 0xff0000) >> 8) | + ((*pData >> 24) & 0xff); + + break; + } + } + } + + REG_WR (pDevice, Nvram.SwArb, SW_ARB_REQ_CLR1); + if (Value32 & NVRAM_CMD_DONE) { + Status = LM_STATUS_SUCCESS; + } else { + Status = LM_STATUS_FAILURE; + } + } + + return Status; +} /* LM_NvramRead */ + +STATIC void LM_ReadVPD (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Vpd_arr[256 / 4]; + LM_UINT8 *Vpd = (LM_UINT8 *) & Vpd_arr[0]; + LM_UINT32 *Vpd_dptr = &Vpd_arr[0]; + LM_UINT32 Value32; + unsigned int j; + + /* Read PN from VPD */ + for (j = 0; j < 256; j += 4, Vpd_dptr++) { + if (LM_NvramRead (pDevice, 0x100 + j, &Value32) != + LM_STATUS_SUCCESS) { + printf ("BCM570x: LM_ReadVPD: VPD read failed" + " (no EEPROM onboard)\n"); + return; + } + *Vpd_dptr = cpu_to_le32 (Value32); + } + for (j = 0; j < 256;) { + unsigned int Vpd_r_len; + unsigned int Vpd_r_end; + + if ((Vpd[j] == 0x82) || (Vpd[j] == 0x91)) { + j = j + 3 + Vpd[j + 1] + (Vpd[j + 2] << 8); + } else if (Vpd[j] == 0x90) { + Vpd_r_len = Vpd[j + 1] + (Vpd[j + 2] << 8); + j += 3; + Vpd_r_end = Vpd_r_len + j; + while (j < Vpd_r_end) { + if ((Vpd[j] == 'P') && (Vpd[j + 1] == 'N')) { + unsigned int len = Vpd[j + 2]; + + if (len <= 24) { + memcpy (pDevice->PartNo, + &Vpd[j + 3], len); + } + break; + } else { + if (Vpd[j + 2] == 0) { + break; + } + j = j + Vpd[j + 2]; + } + } + break; + } else { + break; + } + } +} + +STATIC void LM_ReadBootCodeVersion (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32, offset, ver_offset; + int i; + + if (LM_NvramRead (pDevice, 0x0, &Value32) != LM_STATUS_SUCCESS) + return; + if (Value32 != 0xaa559966) + return; + if (LM_NvramRead (pDevice, 0xc, &offset) != LM_STATUS_SUCCESS) + return; + + offset = ((offset & 0xff) << 24) | ((offset & 0xff00) << 8) | + ((offset & 0xff0000) >> 8) | ((offset >> 24) & 0xff); + if (LM_NvramRead (pDevice, offset, &Value32) != LM_STATUS_SUCCESS) + return; + if ((Value32 == 0x0300000e) && + (LM_NvramRead (pDevice, offset + 4, &Value32) == LM_STATUS_SUCCESS) + && (Value32 == 0)) { + + if (LM_NvramRead (pDevice, offset + 8, &ver_offset) != + LM_STATUS_SUCCESS) + return; + ver_offset = ((ver_offset & 0xff0000) >> 8) | + ((ver_offset >> 24) & 0xff); + for (i = 0; i < 16; i += 4) { + if (LM_NvramRead + (pDevice, offset + ver_offset + i, + &Value32) != LM_STATUS_SUCCESS) { + return; + } + *((LM_UINT32 *) & pDevice->BootCodeVer[i]) = + cpu_to_le32 (Value32); + } + } else { + char c; + + if (LM_NvramRead (pDevice, 0x94, &Value32) != LM_STATUS_SUCCESS) + return; + + i = 0; + c = ((Value32 & 0xff0000) >> 16); + + if (c < 10) { + pDevice->BootCodeVer[i++] = c + '0'; + } else { + pDevice->BootCodeVer[i++] = (c / 10) + '0'; + pDevice->BootCodeVer[i++] = (c % 10) + '0'; + } + pDevice->BootCodeVer[i++] = '.'; + c = (Value32 & 0xff000000) >> 24; + if (c < 10) { + pDevice->BootCodeVer[i++] = c + '0'; + } else { + pDevice->BootCodeVer[i++] = (c / 10) + '0'; + pDevice->BootCodeVer[i++] = (c % 10) + '0'; + } + pDevice->BootCodeVer[i] = 0; + } +} + +STATIC void LM_GetBusSpeed (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 PciState = pDevice->PciState; + LM_UINT32 ClockCtrl; + char *SpeedStr = ""; + + if (PciState & T3_PCI_STATE_32BIT_PCI_BUS) { + strcpy (pDevice->BusSpeedStr, "32-bit "); + } else { + strcpy (pDevice->BusSpeedStr, "64-bit "); + } + if (PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE) { + strcat (pDevice->BusSpeedStr, "PCI "); + if (PciState & T3_PCI_STATE_HIGH_BUS_SPEED) { + SpeedStr = "66MHz"; + } else { + SpeedStr = "33MHz"; + } + } else { + strcat (pDevice->BusSpeedStr, "PCIX "); + if (pDevice->BondId == GRC_MISC_BD_ID_5704CIOBE) { + SpeedStr = "133MHz"; + } else { + ClockCtrl = REG_RD (pDevice, PciCfg.ClockCtrl) & 0x1f; + switch (ClockCtrl) { + case 0: + SpeedStr = "33MHz"; + break; + + case 2: + SpeedStr = "50MHz"; + break; + + case 4: + SpeedStr = "66MHz"; + break; + + case 6: + SpeedStr = "100MHz"; + break; + + case 7: + SpeedStr = "133MHz"; + break; + } + } + } + strcat (pDevice->BusSpeedStr, SpeedStr); +} + +/******************************************************************************/ +/* Description: */ +/* This routine initializes default parameters and reads the PCI */ +/* configurations. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_GetAdapterInfo (PLM_DEVICE_BLOCK pDevice) +{ + PLM_ADAPTER_INFO pAdapterInfo; + LM_UINT32 Value32; + LM_STATUS Status; + LM_UINT32 j; + LM_UINT32 EeSigFound; + LM_UINT32 EePhyTypeSerdes = 0; + LM_UINT32 EePhyLedMode = 0; + LM_UINT32 EePhyId = 0; + + /* Get Device Id and Vendor Id */ + Status = MM_ReadConfig32 (pDevice, PCI_VENDOR_ID_REG, &Value32); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + pDevice->PciVendorId = (LM_UINT16) Value32; + pDevice->PciDeviceId = (LM_UINT16) (Value32 >> 16); + + /* If we are not getting the write adapter, exit. */ + if ((Value32 != T3_PCI_ID_BCM5700) && + (Value32 != T3_PCI_ID_BCM5701) && + (Value32 != T3_PCI_ID_BCM5702) && + (Value32 != T3_PCI_ID_BCM5702x) && + (Value32 != T3_PCI_ID_BCM5702FE) && + (Value32 != T3_PCI_ID_BCM5703) && + (Value32 != T3_PCI_ID_BCM5703x) && (Value32 != T3_PCI_ID_BCM5704)) { + return LM_STATUS_FAILURE; + } + + Status = MM_ReadConfig32 (pDevice, PCI_REV_ID_REG, &Value32); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + pDevice->PciRevId = (LM_UINT8) Value32; + + /* Get IRQ. */ + Status = MM_ReadConfig32 (pDevice, PCI_INT_LINE_REG, &Value32); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + pDevice->Irq = (LM_UINT8) Value32; + + /* Get interrupt pin. */ + pDevice->IntPin = (LM_UINT8) (Value32 >> 8); + + /* Get chip revision id. */ + Status = MM_ReadConfig32 (pDevice, T3_PCI_MISC_HOST_CTRL_REG, &Value32); + pDevice->ChipRevId = Value32 >> 16; + + /* Get subsystem vendor. */ + Status = + MM_ReadConfig32 (pDevice, PCI_SUBSYSTEM_VENDOR_ID_REG, &Value32); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + pDevice->SubsystemVendorId = (LM_UINT16) Value32; + + /* Get PCI subsystem id. */ + pDevice->SubsystemId = (LM_UINT16) (Value32 >> 16); + + /* Get the cache line size. */ + MM_ReadConfig32 (pDevice, PCI_CACHE_LINE_SIZE_REG, &Value32); + pDevice->CacheLineSize = (LM_UINT8) Value32; + pDevice->SavedCacheLineReg = Value32; + + if (pDevice->ChipRevId != T3_CHIP_ID_5703_A1 && + pDevice->ChipRevId != T3_CHIP_ID_5703_A2 && + pDevice->ChipRevId != T3_CHIP_ID_5704_A0) { + pDevice->UndiFix = FALSE; + } +#if !PCIX_TARGET_WORKAROUND + pDevice->UndiFix = FALSE; +#endif + /* Map the memory base to system address space. */ + if (!pDevice->UndiFix) { + Status = MM_MapMemBase (pDevice); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + /* Initialize the memory view pointer. */ + pDevice->pMemView = (PT3_STD_MEM_MAP) pDevice->pMappedMemBase; + } +#if PCIX_TARGET_WORKAROUND + /* store whether we are in PCI are PCI-X mode */ + pDevice->EnablePciXFix = FALSE; + + MM_ReadConfig32 (pDevice, T3_PCI_STATE_REG, &Value32); + if ((Value32 & T3_PCI_STATE_CONVENTIONAL_PCI_MODE) == 0) { + /* Enable PCI-X workaround only if we are running on 5700 BX. */ + if (T3_CHIP_REV (pDevice->ChipRevId) == T3_CHIP_REV_5700_BX) { + pDevice->EnablePciXFix = TRUE; + } + } + if (pDevice->UndiFix) { + pDevice->EnablePciXFix = TRUE; + } +#endif + /* Bx bug: due to the "byte_enable bug" in PCI-X mode, the power */ + /* management register may be clobbered which may cause the */ + /* BCM5700 to go into D3 state. While in this state, we will */ + /* not have memory mapped register access. As a workaround, we */ + /* need to restore the device to D0 state. */ + MM_ReadConfig32 (pDevice, T3_PCI_PM_STATUS_CTRL_REG, &Value32); + Value32 |= T3_PM_PME_ASSERTED; + Value32 &= ~T3_PM_POWER_STATE_MASK; + Value32 |= T3_PM_POWER_STATE_D0; + MM_WriteConfig32 (pDevice, T3_PCI_PM_STATUS_CTRL_REG, Value32); + + /* read the current PCI command word */ + MM_ReadConfig32 (pDevice, PCI_COMMAND_REG, &Value32); + + /* Make sure bus-mastering is enabled. */ + Value32 |= PCI_BUSMASTER_ENABLE; + +#if PCIX_TARGET_WORKAROUND + /* if we are in PCI-X mode, also make sure mem-mapping and SERR#/PERR# + are enabled */ + if (pDevice->EnablePciXFix == TRUE) { + Value32 |= (PCI_MEM_SPACE_ENABLE | PCI_SYSTEM_ERROR_ENABLE | + PCI_PARITY_ERROR_ENABLE); + } + if (pDevice->UndiFix) { + Value32 &= ~PCI_MEM_SPACE_ENABLE; + } +#endif + + if (pDevice->EnableMWI) { + Value32 |= PCI_MEMORY_WRITE_INVALIDATE; + } else { + Value32 &= (~PCI_MEMORY_WRITE_INVALIDATE); + } + + /* Error out if mem-mapping is NOT enabled for PCI systems */ + if (!(Value32 | PCI_MEM_SPACE_ENABLE)) { + return LM_STATUS_FAILURE; + } + + /* save the value we are going to write into the PCI command word */ + pDevice->PciCommandStatusWords = Value32; + + Status = MM_WriteConfig32 (pDevice, PCI_COMMAND_REG, Value32); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + + /* Set power state to D0. */ + LM_SetPowerState (pDevice, LM_POWER_STATE_D0); + +#ifdef BIG_ENDIAN_PCI + pDevice->MiscHostCtrl = + MISC_HOST_CTRL_MASK_PCI_INT | + MISC_HOST_CTRL_ENABLE_INDIRECT_ACCESS | + MISC_HOST_CTRL_ENABLE_ENDIAN_WORD_SWAP | + MISC_HOST_CTRL_ENABLE_PCI_STATE_REG_RW; +#else /* No CPU Swap modes for PCI IO */ + + /* Setup the mode registers. */ + pDevice->MiscHostCtrl = + MISC_HOST_CTRL_MASK_PCI_INT | + MISC_HOST_CTRL_ENABLE_ENDIAN_WORD_SWAP | +#ifdef BIG_ENDIAN_HOST + MISC_HOST_CTRL_ENABLE_ENDIAN_BYTE_SWAP | +#endif /* BIG_ENDIAN_HOST */ + MISC_HOST_CTRL_ENABLE_INDIRECT_ACCESS | + MISC_HOST_CTRL_ENABLE_PCI_STATE_REG_RW; +#endif /* !BIG_ENDIAN_PCI */ + + /* write to PCI misc host ctr first in order to enable indirect accesses */ + MM_WriteConfig32 (pDevice, T3_PCI_MISC_HOST_CTRL_REG, + pDevice->MiscHostCtrl); + + REG_WR (pDevice, PciCfg.MiscHostCtrl, pDevice->MiscHostCtrl); + +#ifdef BIG_ENDIAN_PCI + Value32 = GRC_MODE_WORD_SWAP_DATA | GRC_MODE_WORD_SWAP_NON_FRAME_DATA; +#else +/* No CPU Swap modes for PCI IO */ +#ifdef BIG_ENDIAN_HOST + Value32 = GRC_MODE_BYTE_SWAP_NON_FRAME_DATA | + GRC_MODE_WORD_SWAP_NON_FRAME_DATA; +#else + Value32 = GRC_MODE_BYTE_SWAP_NON_FRAME_DATA | GRC_MODE_BYTE_SWAP_DATA; +#endif +#endif /* !BIG_ENDIAN_PCI */ + + REG_WR (pDevice, Grc.Mode, Value32); + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + REG_WR (pDevice, Grc.LocalCtrl, + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1 | + GRC_MISC_LOCAL_CTRL_GPIO_OE1); + } + MM_Wait (40); + + /* Enable indirect memory access */ + REG_WR (pDevice, MemArbiter.Mode, T3_MEM_ARBITER_MODE_ENABLE); + + if (REG_RD (pDevice, PciCfg.ClockCtrl) & T3_PCI_44MHZ_CORE_CLOCK) { + REG_WR (pDevice, PciCfg.ClockCtrl, T3_PCI_44MHZ_CORE_CLOCK | + T3_PCI_SELECT_ALTERNATE_CLOCK); + REG_WR (pDevice, PciCfg.ClockCtrl, + T3_PCI_SELECT_ALTERNATE_CLOCK); + MM_Wait (40); /* required delay is 27usec */ + } + REG_WR (pDevice, PciCfg.ClockCtrl, 0); + REG_WR (pDevice, PciCfg.MemWindowBaseAddr, 0); + +#if PCIX_TARGET_WORKAROUND + MM_ReadConfig32 (pDevice, T3_PCI_STATE_REG, &Value32); + if ((pDevice->EnablePciXFix == FALSE) && + ((Value32 & T3_PCI_STATE_CONVENTIONAL_PCI_MODE) == 0)) { + if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B2 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B5) { + __raw_writel (0, + &(pDevice->pMemView->uIntMem. + MemBlock32K[0x300])); + __raw_writel (0, + &(pDevice->pMemView->uIntMem. + MemBlock32K[0x301])); + __raw_writel (0xffffffff, + &(pDevice->pMemView->uIntMem. + MemBlock32K[0x301])); + if (__raw_readl + (&(pDevice->pMemView->uIntMem.MemBlock32K[0x300]))) + { + pDevice->EnablePciXFix = TRUE; + } + } + } +#endif +#if 1 + /* + * This code was at the beginning of else block below, but that's + * a bug if node address in shared memory. + */ + MM_Wait (50); + LM_NvramInit (pDevice); +#endif + /* Get the node address. First try to get in from the shared memory. */ + /* If the signature is not present, then get it from the NVRAM. */ + Value32 = MEM_RD_OFFSET (pDevice, T3_MAC_ADDR_HIGH_MAILBOX); + if ((Value32 >> 16) == 0x484b) { + + pDevice->NodeAddress[0] = (LM_UINT8) (Value32 >> 8); + pDevice->NodeAddress[1] = (LM_UINT8) Value32; + + Value32 = MEM_RD_OFFSET (pDevice, T3_MAC_ADDR_LOW_MAILBOX); + + pDevice->NodeAddress[2] = (LM_UINT8) (Value32 >> 24); + pDevice->NodeAddress[3] = (LM_UINT8) (Value32 >> 16); + pDevice->NodeAddress[4] = (LM_UINT8) (Value32 >> 8); + pDevice->NodeAddress[5] = (LM_UINT8) Value32; + + Status = LM_STATUS_SUCCESS; + } else { + Status = LM_NvramRead (pDevice, 0x7c, &Value32); + if (Status == LM_STATUS_SUCCESS) { + pDevice->NodeAddress[0] = (LM_UINT8) (Value32 >> 16); + pDevice->NodeAddress[1] = (LM_UINT8) (Value32 >> 24); + + Status = LM_NvramRead (pDevice, 0x80, &Value32); + + pDevice->NodeAddress[2] = (LM_UINT8) Value32; + pDevice->NodeAddress[3] = (LM_UINT8) (Value32 >> 8); + pDevice->NodeAddress[4] = (LM_UINT8) (Value32 >> 16); + pDevice->NodeAddress[5] = (LM_UINT8) (Value32 >> 24); + } + } + + /* Assign a default address. */ + if (Status != LM_STATUS_SUCCESS) { +#ifndef EMBEDDED + printk (KERN_ERR + "Cannot get MAC addr from NVRAM. Using default.\n"); +#endif + pDevice->NodeAddress[0] = 0x00; + pDevice->NodeAddress[1] = 0x10; + pDevice->NodeAddress[2] = 0x18; + pDevice->NodeAddress[3] = 0x68; + pDevice->NodeAddress[4] = 0x61; + pDevice->NodeAddress[5] = 0x76; + } + + pDevice->PermanentNodeAddress[0] = pDevice->NodeAddress[0]; + pDevice->PermanentNodeAddress[1] = pDevice->NodeAddress[1]; + pDevice->PermanentNodeAddress[2] = pDevice->NodeAddress[2]; + pDevice->PermanentNodeAddress[3] = pDevice->NodeAddress[3]; + pDevice->PermanentNodeAddress[4] = pDevice->NodeAddress[4]; + pDevice->PermanentNodeAddress[5] = pDevice->NodeAddress[5]; + + /* Initialize the default values. */ + pDevice->NoTxPseudoHdrChksum = FALSE; + pDevice->NoRxPseudoHdrChksum = FALSE; + pDevice->NicSendBd = FALSE; + pDevice->TxPacketDescCnt = DEFAULT_TX_PACKET_DESC_COUNT; + pDevice->RxStdDescCnt = DEFAULT_STD_RCV_DESC_COUNT; + pDevice->RxCoalescingTicks = DEFAULT_RX_COALESCING_TICKS; + pDevice->TxCoalescingTicks = DEFAULT_TX_COALESCING_TICKS; + pDevice->RxMaxCoalescedFrames = DEFAULT_RX_MAX_COALESCED_FRAMES; + pDevice->TxMaxCoalescedFrames = DEFAULT_TX_MAX_COALESCED_FRAMES; + pDevice->RxCoalescingTicksDuringInt = BAD_DEFAULT_VALUE; + pDevice->TxCoalescingTicksDuringInt = BAD_DEFAULT_VALUE; + pDevice->RxMaxCoalescedFramesDuringInt = BAD_DEFAULT_VALUE; + pDevice->TxMaxCoalescedFramesDuringInt = BAD_DEFAULT_VALUE; + pDevice->StatsCoalescingTicks = DEFAULT_STATS_COALESCING_TICKS; + pDevice->EnableMWI = FALSE; + pDevice->TxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC; + pDevice->RxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC; + pDevice->DisableAutoNeg = FALSE; + pDevice->PhyIntMode = T3_PHY_INT_MODE_AUTO; + pDevice->LinkChngMode = T3_LINK_CHNG_MODE_AUTO; + pDevice->LedMode = LED_MODE_AUTO; + pDevice->ResetPhyOnInit = TRUE; + pDevice->DelayPciGrant = TRUE; + pDevice->UseTaggedStatus = FALSE; + pDevice->OneDmaAtOnce = BAD_DEFAULT_VALUE; + + pDevice->DmaMbufLowMark = T3_DEF_DMA_MBUF_LOW_WMARK_JUMBO; + pDevice->RxMacMbufLowMark = T3_DEF_RX_MAC_MBUF_LOW_WMARK_JUMBO; + pDevice->MbufHighMark = T3_DEF_MBUF_HIGH_WMARK_JUMBO; + + pDevice->RequestedMediaType = LM_REQUESTED_MEDIA_TYPE_AUTO; + pDevice->TaskOffloadCap = LM_TASK_OFFLOAD_NONE; + pDevice->FlowControlCap = LM_FLOW_CONTROL_AUTO_PAUSE; + pDevice->EnableTbi = FALSE; +#if INCLUDE_TBI_SUPPORT + pDevice->PollTbiLink = BAD_DEFAULT_VALUE; +#endif + + switch (T3_ASIC_REV (pDevice->ChipRevId)) { + case T3_ASIC_REV_5704: + pDevice->MbufBase = T3_NIC_MBUF_POOL_ADDR; + pDevice->MbufSize = T3_NIC_MBUF_POOL_SIZE64; + break; + default: + pDevice->MbufBase = T3_NIC_MBUF_POOL_ADDR; + pDevice->MbufSize = T3_NIC_MBUF_POOL_SIZE96; + break; + } + + pDevice->LinkStatus = LM_STATUS_LINK_DOWN; + pDevice->QueueRxPackets = TRUE; + + pDevice->EnableWireSpeed = TRUE; + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + pDevice->RxJumboDescCnt = DEFAULT_JUMBO_RCV_DESC_COUNT; +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + /* Make this is a known adapter. */ + pAdapterInfo = LM_GetAdapterInfoBySsid (pDevice->SubsystemVendorId, + pDevice->SubsystemId); + + pDevice->BondId = REG_RD (pDevice, Grc.MiscCfg) & GRC_MISC_BD_ID_MASK; + if (pDevice->BondId != GRC_MISC_BD_ID_5700 && + pDevice->BondId != GRC_MISC_BD_ID_5701 && + pDevice->BondId != GRC_MISC_BD_ID_5702FE && + pDevice->BondId != GRC_MISC_BD_ID_5703 && + pDevice->BondId != GRC_MISC_BD_ID_5703S && + pDevice->BondId != GRC_MISC_BD_ID_5704 && + pDevice->BondId != GRC_MISC_BD_ID_5704CIOBE) { + return LM_STATUS_UNKNOWN_ADAPTER; + } + + pDevice->SplitModeEnable = SPLIT_MODE_DISABLE; + if ((pDevice->ChipRevId == T3_CHIP_ID_5704_A0) && + (pDevice->BondId == GRC_MISC_BD_ID_5704CIOBE)) { + pDevice->SplitModeEnable = SPLIT_MODE_ENABLE; + pDevice->SplitModeMaxReq = SPLIT_MODE_5704_MAX_REQ; + } + + /* Get Eeprom info. */ + Value32 = MEM_RD_OFFSET (pDevice, T3_NIC_DATA_SIG_ADDR); + if (Value32 == T3_NIC_DATA_SIG) { + EeSigFound = TRUE; + Value32 = MEM_RD_OFFSET (pDevice, T3_NIC_DATA_NIC_CFG_ADDR); + + /* Determine PHY type. */ + switch (Value32 & T3_NIC_CFG_PHY_TYPE_MASK) { + case T3_NIC_CFG_PHY_TYPE_COPPER: + EePhyTypeSerdes = FALSE; + break; + + case T3_NIC_CFG_PHY_TYPE_FIBER: + EePhyTypeSerdes = TRUE; + break; + + default: + EePhyTypeSerdes = FALSE; + break; + } + + /* Determine PHY led mode. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + switch (Value32 & T3_NIC_CFG_LED_MODE_MASK) { + case T3_NIC_CFG_LED_MODE_TRIPLE_SPEED: + EePhyLedMode = LED_MODE_THREE_LINK; + break; + + case T3_NIC_CFG_LED_MODE_LINK_SPEED: + EePhyLedMode = LED_MODE_LINK10; + break; + + default: + EePhyLedMode = LED_MODE_AUTO; + break; + } + } else { + switch (Value32 & T3_NIC_CFG_LED_MODE_MASK) { + case T3_NIC_CFG_LED_MODE_OPEN_DRAIN: + EePhyLedMode = LED_MODE_OPEN_DRAIN; + break; + + case T3_NIC_CFG_LED_MODE_OUTPUT: + EePhyLedMode = LED_MODE_OUTPUT; + break; + + default: + EePhyLedMode = LED_MODE_AUTO; + break; + } + } + if (pDevice->ChipRevId == T3_CHIP_ID_5703_A1 || + pDevice->ChipRevId == T3_CHIP_ID_5703_A2) { + /* Enable EEPROM write protection. */ + if (Value32 & T3_NIC_EEPROM_WP) { + pDevice->EepromWp = TRUE; + } + } + + /* Get the PHY Id. */ + Value32 = MEM_RD_OFFSET (pDevice, T3_NIC_DATA_PHY_ID_ADDR); + if (Value32) { + EePhyId = (((Value32 & T3_NIC_PHY_ID1_MASK) >> 16) & + PHY_ID1_OUI_MASK) << 10; + + Value32 = Value32 & T3_NIC_PHY_ID2_MASK; + + EePhyId |= ((Value32 & PHY_ID2_OUI_MASK) << 16) | + (Value32 & PHY_ID2_MODEL_MASK) | (Value32 & + PHY_ID2_REV_MASK); + } else { + EePhyId = 0; + } + } else { + EeSigFound = FALSE; + } + + /* Set the PHY address. */ + pDevice->PhyAddr = PHY_DEVICE_ID; + + /* Disable auto polling. */ + pDevice->MiMode = 0xc0000; + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + MM_Wait (40); + + /* Get the PHY id. */ + LM_ReadPhy (pDevice, PHY_ID1_REG, &Value32); + pDevice->PhyId = (Value32 & PHY_ID1_OUI_MASK) << 10; + + LM_ReadPhy (pDevice, PHY_ID2_REG, &Value32); + pDevice->PhyId |= ((Value32 & PHY_ID2_OUI_MASK) << 16) | + (Value32 & PHY_ID2_MODEL_MASK) | (Value32 & PHY_ID2_REV_MASK); + + /* Set the EnableTbi flag to false if we have a copper PHY. */ + switch (pDevice->PhyId & PHY_ID_MASK) { + case PHY_BCM5400_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM5401_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM5411_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM5701_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM5703_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM5704_PHY_ID: + pDevice->EnableTbi = FALSE; + break; + + case PHY_BCM8002_PHY_ID: + pDevice->EnableTbi = TRUE; + break; + + default: + + if (pAdapterInfo) { + pDevice->PhyId = pAdapterInfo->PhyId; + pDevice->EnableTbi = pAdapterInfo->Serdes; + } else if (EeSigFound) { + pDevice->PhyId = EePhyId; + pDevice->EnableTbi = EePhyTypeSerdes; + } + break; + } + + /* Bail out if we don't know the copper PHY id. */ + if (UNKNOWN_PHY_ID (pDevice->PhyId) && !pDevice->EnableTbi) { + return LM_STATUS_FAILURE; + } + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5703) { + if ((pDevice->SavedCacheLineReg & 0xff00) < 0x4000) { + pDevice->SavedCacheLineReg &= 0xffff00ff; + pDevice->SavedCacheLineReg |= 0x4000; + } + } + /* Change driver parameters. */ + Status = MM_GetConfig (pDevice); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } +#if INCLUDE_5701_AX_FIX + if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0) { + pDevice->ResetPhyOnInit = TRUE; + } +#endif + + /* Save the current phy link status. */ + if (!pDevice->EnableTbi) { + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + + /* If we don't have link reset the PHY. */ + if (!(Value32 & PHY_STATUS_LINK_PASS) + || pDevice->ResetPhyOnInit) { + + LM_WritePhy (pDevice, PHY_CTRL_REG, PHY_CTRL_PHY_RESET); + + for (j = 0; j < 100; j++) { + MM_Wait (10); + + LM_ReadPhy (pDevice, PHY_CTRL_REG, &Value32); + if (Value32 && !(Value32 & PHY_CTRL_PHY_RESET)) { + MM_Wait (40); + break; + } + } + +#if INCLUDE_5701_AX_FIX + /* 5701_AX_BX bug: only advertises 10mb speed. */ + if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0) { + + Value32 = PHY_AN_AD_PROTOCOL_802_3_CSMA_CD | + PHY_AN_AD_10BASET_HALF | + PHY_AN_AD_10BASET_FULL | + PHY_AN_AD_100BASETX_FULL | + PHY_AN_AD_100BASETX_HALF; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + + Value32 = BCM540X_AN_AD_1000BASET_HALF | + BCM540X_AN_AD_1000BASET_FULL | + BCM540X_CONFIG_AS_MASTER | + BCM540X_ENABLE_CONFIG_AS_MASTER; + LM_WritePhy (pDevice, + BCM540X_1000BASET_CTRL_REG, + Value32); + pDevice->advertising1000 = Value32; + + LM_WritePhy (pDevice, PHY_CTRL_REG, + PHY_CTRL_AUTO_NEG_ENABLE | + PHY_CTRL_RESTART_AUTO_NEG); + } +#endif + if (T3_ASIC_REV (pDevice->ChipRevId) == + T3_ASIC_REV_5703) { + LM_WritePhy (pDevice, 0x18, 0x0c00); + LM_WritePhy (pDevice, 0x17, 0x201f); + LM_WritePhy (pDevice, 0x15, 0x2aaa); + } + if (pDevice->ChipRevId == T3_CHIP_ID_5704_A0) { + LM_WritePhy (pDevice, 0x1c, 0x8d68); + LM_WritePhy (pDevice, 0x1c, 0x8d68); + } + /* Enable Ethernet@WireSpeed. */ + if (pDevice->EnableWireSpeed) { + LM_WritePhy (pDevice, 0x18, 0x7007); + LM_ReadPhy (pDevice, 0x18, &Value32); + LM_WritePhy (pDevice, 0x18, + Value32 | BIT_15 | BIT_4); + } + } + } + + /* Turn off tap power management. */ + if ((pDevice->PhyId & PHY_ID_MASK) == PHY_BCM5401_PHY_ID) { + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, 0x0c20); + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x0012); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x1804); + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x0013); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x1204); + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0132); + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0232); + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x201f); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0a20); + + MM_Wait (40); + } +#if INCLUDE_TBI_SUPPORT + pDevice->IgnoreTbiLinkChange = FALSE; + + if (pDevice->EnableTbi) { + pDevice->WakeUpModeCap = LM_WAKE_UP_MODE_NONE; + pDevice->PhyIntMode = T3_PHY_INT_MODE_LINK_READY; + if ((pDevice->PollTbiLink == BAD_DEFAULT_VALUE) || + pDevice->DisableAutoNeg) { + pDevice->PollTbiLink = FALSE; + } + } else { + pDevice->PollTbiLink = FALSE; + } +#endif /* INCLUDE_TBI_SUPPORT */ + + /* UseTaggedStatus is only valid for 5701 and later. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->UseTaggedStatus = FALSE; + + pDevice->CoalesceMode = 0; + } else { + pDevice->CoalesceMode = + HOST_COALESCE_CLEAR_TICKS_ON_RX_BD_EVENT | + HOST_COALESCE_CLEAR_TICKS_ON_TX_BD_EVENT; + } + + /* Set the status block size. */ + if (T3_CHIP_REV (pDevice->ChipRevId) != T3_CHIP_REV_5700_AX && + T3_CHIP_REV (pDevice->ChipRevId) != T3_CHIP_REV_5700_BX) { + pDevice->CoalesceMode |= HOST_COALESCE_32_BYTE_STATUS_MODE; + } + + /* Check the DURING_INT coalescing ticks parameters. */ + if (pDevice->UseTaggedStatus) { + if (pDevice->RxCoalescingTicksDuringInt == BAD_DEFAULT_VALUE) { + pDevice->RxCoalescingTicksDuringInt = + DEFAULT_RX_COALESCING_TICKS_DURING_INT; + } + + if (pDevice->TxCoalescingTicksDuringInt == BAD_DEFAULT_VALUE) { + pDevice->TxCoalescingTicksDuringInt = + DEFAULT_TX_COALESCING_TICKS_DURING_INT; + } + + if (pDevice->RxMaxCoalescedFramesDuringInt == BAD_DEFAULT_VALUE) { + pDevice->RxMaxCoalescedFramesDuringInt = + DEFAULT_RX_MAX_COALESCED_FRAMES_DURING_INT; + } + + if (pDevice->TxMaxCoalescedFramesDuringInt == BAD_DEFAULT_VALUE) { + pDevice->TxMaxCoalescedFramesDuringInt = + DEFAULT_TX_MAX_COALESCED_FRAMES_DURING_INT; + } + } else { + if (pDevice->RxCoalescingTicksDuringInt == BAD_DEFAULT_VALUE) { + pDevice->RxCoalescingTicksDuringInt = 0; + } + + if (pDevice->TxCoalescingTicksDuringInt == BAD_DEFAULT_VALUE) { + pDevice->TxCoalescingTicksDuringInt = 0; + } + + if (pDevice->RxMaxCoalescedFramesDuringInt == BAD_DEFAULT_VALUE) { + pDevice->RxMaxCoalescedFramesDuringInt = 0; + } + + if (pDevice->TxMaxCoalescedFramesDuringInt == BAD_DEFAULT_VALUE) { + pDevice->TxMaxCoalescedFramesDuringInt = 0; + } + } + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + if (pDevice->RxMtu <= (MAX_STD_RCV_BUFFER_SIZE - 8 /* CRC */ )) { + pDevice->RxJumboDescCnt = 0; + if (pDevice->RxMtu <= MAX_ETHERNET_PACKET_SIZE_NO_CRC) { + pDevice->RxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC; + } + } else { + pDevice->RxJumboBufferSize = + (pDevice->RxMtu + 8 /* CRC + VLAN */ + + COMMON_CACHE_LINE_SIZE - 1) & ~COMMON_CACHE_LINE_MASK; + + if (pDevice->RxJumboBufferSize > MAX_JUMBO_RCV_BUFFER_SIZE) { + pDevice->RxJumboBufferSize = + DEFAULT_JUMBO_RCV_BUFFER_SIZE; + pDevice->RxMtu = + pDevice->RxJumboBufferSize - 8 /* CRC + VLAN */ ; + } + pDevice->TxMtu = pDevice->RxMtu; + + } +#else + pDevice->RxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC; +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + pDevice->RxPacketDescCnt = +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + pDevice->RxJumboDescCnt + +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + pDevice->RxStdDescCnt; + + if (pDevice->TxMtu < MAX_ETHERNET_PACKET_SIZE_NO_CRC) { + pDevice->TxMtu = MAX_ETHERNET_PACKET_SIZE_NO_CRC; + } + + if (pDevice->TxMtu > MAX_JUMBO_TX_BUFFER_SIZE) { + pDevice->TxMtu = MAX_JUMBO_TX_BUFFER_SIZE; + } + + /* Configure the proper ways to get link change interrupt. */ + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO) { + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->PhyIntMode = T3_PHY_INT_MODE_MI_INTERRUPT; + } else { + pDevice->PhyIntMode = T3_PHY_INT_MODE_LINK_READY; + } + } else if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + /* Auto-polling does not work on 5700_AX and 5700_BX. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->PhyIntMode = T3_PHY_INT_MODE_MI_INTERRUPT; + } + } + + /* Determine the method to get link change status. */ + if (pDevice->LinkChngMode == T3_LINK_CHNG_MODE_AUTO) { + /* The link status bit in the status block does not work on 5700_AX */ + /* and 5700_BX chips. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->LinkChngMode = + T3_LINK_CHNG_MODE_USE_STATUS_REG; + } else { + pDevice->LinkChngMode = + T3_LINK_CHNG_MODE_USE_STATUS_BLOCK; + } + } + + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_MI_INTERRUPT || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->LinkChngMode = T3_LINK_CHNG_MODE_USE_STATUS_REG; + } + + /* Configure PHY led mode. */ + if (pDevice->LedMode == LED_MODE_AUTO) { + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + if (pDevice->SubsystemVendorId == T3_SVID_DELL) { + pDevice->LedMode = LED_MODE_LINK10; + } else { + pDevice->LedMode = LED_MODE_THREE_LINK; + + if (EeSigFound && EePhyLedMode != LED_MODE_AUTO) { + pDevice->LedMode = EePhyLedMode; + } + } + + /* bug? 5701 in LINK10 mode does not seem to work when */ + /* PhyIntMode is LINK_READY. */ + if (T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5700 + && +#if INCLUDE_TBI_SUPPORT + pDevice->EnableTbi == FALSE && +#endif + pDevice->LedMode == LED_MODE_LINK10) { + pDevice->PhyIntMode = + T3_PHY_INT_MODE_MI_INTERRUPT; + pDevice->LinkChngMode = + T3_LINK_CHNG_MODE_USE_STATUS_REG; + } + + if (pDevice->EnableTbi) { + pDevice->LedMode = LED_MODE_THREE_LINK; + } + } else { + if (EeSigFound && EePhyLedMode != LED_MODE_AUTO) { + pDevice->LedMode = EePhyLedMode; + } else { + pDevice->LedMode = LED_MODE_OPEN_DRAIN; + } + } + } + + /* Enable OneDmaAtOnce. */ + if (pDevice->OneDmaAtOnce == BAD_DEFAULT_VALUE) { + pDevice->OneDmaAtOnce = FALSE; + } + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B2) { + pDevice->WolSpeed = WOL_SPEED_10MB; + } else { + pDevice->WolSpeed = WOL_SPEED_100MB; + } + + /* Offloadings. */ + pDevice->TaskToOffload = LM_TASK_OFFLOAD_NONE; + + /* Turn off task offloading on Ax. */ + if (pDevice->ChipRevId == T3_CHIP_ID_5700_B0) { + pDevice->TaskOffloadCap &= ~(LM_TASK_OFFLOAD_TX_TCP_CHECKSUM | + LM_TASK_OFFLOAD_TX_UDP_CHECKSUM); + } + pDevice->PciState = REG_RD (pDevice, PciCfg.PciState); + LM_ReadVPD (pDevice); + LM_ReadBootCodeVersion (pDevice); + LM_GetBusSpeed (pDevice); + + return LM_STATUS_SUCCESS; +} /* LM_GetAdapterInfo */ + +STATIC PLM_ADAPTER_INFO LM_GetAdapterInfoBySsid (LM_UINT16 Svid, LM_UINT16 Ssid) +{ + static LM_ADAPTER_INFO AdapterArr[] = { + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95700A6, + PHY_BCM5401_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701A5, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95700T6, + PHY_BCM8002_PHY_ID, 1}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95700A9, 0, 1}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701T1, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701T8, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701A7, 0, 1}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701A10, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95701A12, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95703Ax1, + PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_BROADCOM, T3_SSID_BROADCOM_BCM95703Ax2, + PHY_BCM5701_PHY_ID, 0}, + + {T3_SVID_3COM, T3_SSID_3COM_3C996T, PHY_BCM5401_PHY_ID, 0}, + {T3_SVID_3COM, T3_SSID_3COM_3C996BT, PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_3COM, T3_SSID_3COM_3C996SX, 0, 1}, + {T3_SVID_3COM, T3_SSID_3COM_3C1000T, PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_3COM, T3_SSID_3COM_3C940BR01, PHY_BCM5701_PHY_ID, 0}, + + {T3_SVID_DELL, T3_SSID_DELL_VIPER, PHY_BCM5401_PHY_ID, 0}, + {T3_SVID_DELL, T3_SSID_DELL_JAGUAR, PHY_BCM5401_PHY_ID, 0}, + {T3_SVID_DELL, T3_SSID_DELL_MERLOT, PHY_BCM5411_PHY_ID, 0}, + {T3_SVID_DELL, T3_SSID_DELL_SLIM_MERLOT, PHY_BCM5411_PHY_ID, 0}, + + {T3_SVID_COMPAQ, T3_SSID_COMPAQ_BANSHEE, PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_COMPAQ, T3_SSID_COMPAQ_BANSHEE_2, PHY_BCM5701_PHY_ID, + 0}, + {T3_SVID_COMPAQ, T3_SSID_COMPAQ_CHANGELING, 0, 1}, + {T3_SVID_COMPAQ, T3_SSID_COMPAQ_NC7780, PHY_BCM5701_PHY_ID, 0}, + {T3_SVID_COMPAQ, T3_SSID_COMPAQ_NC7780_2, PHY_BCM5701_PHY_ID, + 0}, + + }; + LM_UINT32 j; + + for (j = 0; j < sizeof (AdapterArr) / sizeof (LM_ADAPTER_INFO); j++) { + if (AdapterArr[j].Svid == Svid && AdapterArr[j].Ssid == Ssid) { + return &AdapterArr[j]; + } + } + + return NULL; +} + +/******************************************************************************/ +/* Description: */ +/* This routine sets up receive/transmit buffer descriptions queues. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_InitializeAdapter (PLM_DEVICE_BLOCK pDevice) +{ + LM_PHYSICAL_ADDRESS MemPhy; + PLM_UINT8 pMemVirt; + PLM_PACKET pPacket; + LM_STATUS Status; + LM_UINT32 Size; + LM_UINT32 j; + + /* Set power state to D0. */ + LM_SetPowerState (pDevice, LM_POWER_STATE_D0); + + /* Intialize the queues. */ + QQ_InitQueue (&pDevice->RxPacketReceivedQ.Container, + MAX_RX_PACKET_DESC_COUNT); + QQ_InitQueue (&pDevice->RxPacketFreeQ.Container, + MAX_RX_PACKET_DESC_COUNT); + + QQ_InitQueue (&pDevice->TxPacketFreeQ.Container, + MAX_TX_PACKET_DESC_COUNT); + QQ_InitQueue (&pDevice->TxPacketActiveQ.Container, + MAX_TX_PACKET_DESC_COUNT); + QQ_InitQueue (&pDevice->TxPacketXmittedQ.Container, + MAX_TX_PACKET_DESC_COUNT); + + /* Allocate shared memory for: status block, the buffers for receive */ + /* rings -- standard, mini, jumbo, and return rings. */ + Size = T3_STATUS_BLOCK_SIZE + sizeof (T3_STATS_BLOCK) + + T3_STD_RCV_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD) + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + T3_JUMBO_RCV_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD) + +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + T3_RCV_RETURN_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD); + + /* Memory for host based Send BD. */ + if (pDevice->NicSendBd == FALSE) { + Size += sizeof (T3_SND_BD) * T3_SEND_RCB_ENTRY_COUNT; + } + + /* Allocate the memory block. */ + Status = + MM_AllocateSharedMemory (pDevice, Size, (PLM_VOID) & pMemVirt, + &MemPhy, FALSE); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + + /* Program DMA Read/Write */ + if (pDevice->PciState & T3_PCI_STATE_NOT_PCI_X_BUS) { + pDevice->DmaReadWriteCtrl = 0x763f000f; + } else { + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5704) { + pDevice->DmaReadWriteCtrl = 0x761f0000; + } else { + pDevice->DmaReadWriteCtrl = 0x761b000f; + } + if (pDevice->ChipRevId == T3_CHIP_ID_5703_A1 || + pDevice->ChipRevId == T3_CHIP_ID_5703_A2) { + pDevice->OneDmaAtOnce = TRUE; + } + } + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5703) { + pDevice->DmaReadWriteCtrl &= 0xfffffff0; + } + + if (pDevice->OneDmaAtOnce) { + pDevice->DmaReadWriteCtrl |= DMA_CTRL_WRITE_ONE_DMA_AT_ONCE; + } + REG_WR (pDevice, PciCfg.DmaReadWriteCtrl, pDevice->DmaReadWriteCtrl); + + if (LM_DmaTest (pDevice, pMemVirt, MemPhy, 0x400) != LM_STATUS_SUCCESS) { + return LM_STATUS_FAILURE; + } + + /* Status block. */ + pDevice->pStatusBlkVirt = (PT3_STATUS_BLOCK) pMemVirt; + pDevice->StatusBlkPhy = MemPhy; + pMemVirt += T3_STATUS_BLOCK_SIZE; + LM_INC_PHYSICAL_ADDRESS (&MemPhy, T3_STATUS_BLOCK_SIZE); + + /* Statistics block. */ + pDevice->pStatsBlkVirt = (PT3_STATS_BLOCK) pMemVirt; + pDevice->StatsBlkPhy = MemPhy; + pMemVirt += sizeof (T3_STATS_BLOCK); + LM_INC_PHYSICAL_ADDRESS (&MemPhy, sizeof (T3_STATS_BLOCK)); + + /* Receive standard BD buffer. */ + pDevice->pRxStdBdVirt = (PT3_RCV_BD) pMemVirt; + pDevice->RxStdBdPhy = MemPhy; + + pMemVirt += T3_STD_RCV_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD); + LM_INC_PHYSICAL_ADDRESS (&MemPhy, + T3_STD_RCV_RCB_ENTRY_COUNT * + sizeof (T3_RCV_BD)); + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + /* Receive jumbo BD buffer. */ + pDevice->pRxJumboBdVirt = (PT3_RCV_BD) pMemVirt; + pDevice->RxJumboBdPhy = MemPhy; + + pMemVirt += T3_JUMBO_RCV_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD); + LM_INC_PHYSICAL_ADDRESS (&MemPhy, + T3_JUMBO_RCV_RCB_ENTRY_COUNT * + sizeof (T3_RCV_BD)); +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + /* Receive return BD buffer. */ + pDevice->pRcvRetBdVirt = (PT3_RCV_BD) pMemVirt; + pDevice->RcvRetBdPhy = MemPhy; + + pMemVirt += T3_RCV_RETURN_RCB_ENTRY_COUNT * sizeof (T3_RCV_BD); + LM_INC_PHYSICAL_ADDRESS (&MemPhy, + T3_RCV_RETURN_RCB_ENTRY_COUNT * + sizeof (T3_RCV_BD)); + + /* Set up Send BD. */ + if (pDevice->NicSendBd == FALSE) { + pDevice->pSendBdVirt = (PT3_SND_BD) pMemVirt; + pDevice->SendBdPhy = MemPhy; + + pMemVirt += sizeof (T3_SND_BD) * T3_SEND_RCB_ENTRY_COUNT; + LM_INC_PHYSICAL_ADDRESS (&MemPhy, + sizeof (T3_SND_BD) * + T3_SEND_RCB_ENTRY_COUNT); + } else { + pDevice->pSendBdVirt = (PT3_SND_BD) + pDevice->pMemView->uIntMem.First32k.BufferDesc; + pDevice->SendBdPhy.High = 0; + pDevice->SendBdPhy.Low = T3_NIC_SND_BUFFER_DESC_ADDR; + } + + /* Allocate memory for packet descriptors. */ + Size = (pDevice->RxPacketDescCnt + + pDevice->TxPacketDescCnt) * MM_PACKET_DESC_SIZE; + Status = MM_AllocateMemory (pDevice, Size, (PLM_VOID *) & pPacket); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + pDevice->pPacketDescBase = (PLM_VOID) pPacket; + + /* Create transmit packet descriptors from the memory block and add them */ + /* to the TxPacketFreeQ for each send ring. */ + for (j = 0; j < pDevice->TxPacketDescCnt; j++) { + /* Ring index. */ + pPacket->Flags = 0; + + /* Queue the descriptor in the TxPacketFreeQ of the 'k' ring. */ + QQ_PushTail (&pDevice->TxPacketFreeQ.Container, pPacket); + + /* Get the pointer to the next descriptor. MM_PACKET_DESC_SIZE */ + /* is the total size of the packet descriptor including the */ + /* os-specific extensions in the UM_PACKET structure. */ + pPacket = + (PLM_PACKET) ((PLM_UINT8) pPacket + MM_PACKET_DESC_SIZE); + } /* for(j.. */ + + /* Create receive packet descriptors from the memory block and add them */ + /* to the RxPacketFreeQ. Create the Standard packet descriptors. */ + for (j = 0; j < pDevice->RxStdDescCnt; j++) { + /* Receive producer ring. */ + pPacket->u.Rx.RcvProdRing = T3_STD_RCV_PROD_RING; + + /* Receive buffer size. */ + pPacket->u.Rx.RxBufferSize = MAX_STD_RCV_BUFFER_SIZE; + + /* Add the descriptor to RxPacketFreeQ. */ + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, pPacket); + + /* Get the pointer to the next descriptor. MM_PACKET_DESC_SIZE */ + /* is the total size of the packet descriptor including the */ + /* os-specific extensions in the UM_PACKET structure. */ + pPacket = + (PLM_PACKET) ((PLM_UINT8) pPacket + MM_PACKET_DESC_SIZE); + } /* for */ + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + /* Create the Jumbo packet descriptors. */ + for (j = 0; j < pDevice->RxJumboDescCnt; j++) { + /* Receive producer ring. */ + pPacket->u.Rx.RcvProdRing = T3_JUMBO_RCV_PROD_RING; + + /* Receive buffer size. */ + pPacket->u.Rx.RxBufferSize = pDevice->RxJumboBufferSize; + + /* Add the descriptor to RxPacketFreeQ. */ + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, pPacket); + + /* Get the pointer to the next descriptor. MM_PACKET_DESC_SIZE */ + /* is the total size of the packet descriptor including the */ + /* os-specific extensions in the UM_PACKET structure. */ + pPacket = + (PLM_PACKET) ((PLM_UINT8) pPacket + MM_PACKET_DESC_SIZE); + } /* for */ +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + /* Initialize the rest of the packet descriptors. */ + Status = MM_InitializeUmPackets (pDevice); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + + /* if */ + /* Default receive mask. */ + pDevice->ReceiveMask = LM_ACCEPT_MULTICAST | LM_ACCEPT_BROADCAST | + LM_ACCEPT_UNICAST; + + /* Make sure we are in the first 32k memory window or NicSendBd. */ + REG_WR (pDevice, PciCfg.MemWindowBaseAddr, 0); + + /* Initialize the hardware. */ + Status = LM_ResetAdapter (pDevice); + if (Status != LM_STATUS_SUCCESS) { + return Status; + } + + /* We are done with initialization. */ + pDevice->InitDone = TRUE; + + return LM_STATUS_SUCCESS; +} /* LM_InitializeAdapter */ + +/******************************************************************************/ +/* Description: */ +/* This function Enables/Disables a given block. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS +LM_CntrlBlock (PLM_DEVICE_BLOCK pDevice, LM_UINT32 mask, LM_UINT32 cntrl) +{ + LM_UINT32 j, i, data; + LM_UINT32 MaxWaitCnt; + + MaxWaitCnt = 2; + j = 0; + + for (i = 0; i < 32; i++) { + if (!(mask & (1 << i))) + continue; + + switch (1 << i) { + case T3_BLOCK_DMA_RD: + data = REG_RD (pDevice, DmaRead.Mode); + if (cntrl == LM_DISABLE) { + data &= ~DMA_READ_MODE_ENABLE; + REG_WR (pDevice, DmaRead.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, DmaRead.Mode) & + DMA_READ_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, DmaRead.Mode, + data | DMA_READ_MODE_ENABLE); + break; + + case T3_BLOCK_DMA_COMP: + data = REG_RD (pDevice, DmaComp.Mode); + if (cntrl == LM_DISABLE) { + data &= ~DMA_COMP_MODE_ENABLE; + REG_WR (pDevice, DmaComp.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, DmaComp.Mode) & + DMA_COMP_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, DmaComp.Mode, + data | DMA_COMP_MODE_ENABLE); + break; + + case T3_BLOCK_RX_BD_INITIATOR: + data = REG_RD (pDevice, RcvBdIn.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_BD_IN_MODE_ENABLE; + REG_WR (pDevice, RcvBdIn.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvBdIn.Mode) & + RCV_BD_IN_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvBdIn.Mode, + data | RCV_BD_IN_MODE_ENABLE); + break; + + case T3_BLOCK_RX_BD_COMP: + data = REG_RD (pDevice, RcvBdComp.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_BD_COMP_MODE_ENABLE; + REG_WR (pDevice, RcvBdComp.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvBdComp.Mode) & + RCV_BD_COMP_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvBdComp.Mode, + data | RCV_BD_COMP_MODE_ENABLE); + break; + + case T3_BLOCK_DMA_WR: + data = REG_RD (pDevice, DmaWrite.Mode); + if (cntrl == LM_DISABLE) { + data &= ~DMA_WRITE_MODE_ENABLE; + REG_WR (pDevice, DmaWrite.Mode, data); + + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, DmaWrite.Mode) & + DMA_WRITE_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, DmaWrite.Mode, + data | DMA_WRITE_MODE_ENABLE); + break; + + case T3_BLOCK_MSI_HANDLER: + data = REG_RD (pDevice, Msi.Mode); + if (cntrl == LM_DISABLE) { + data &= ~MSI_MODE_ENABLE; + REG_WR (pDevice, Msi.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, Msi.Mode) & + MSI_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, Msi.Mode, + data | MSI_MODE_ENABLE); + break; + + case T3_BLOCK_RX_LIST_PLMT: + data = REG_RD (pDevice, RcvListPlmt.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_LIST_PLMT_MODE_ENABLE; + REG_WR (pDevice, RcvListPlmt.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvListPlmt.Mode) + & RCV_LIST_PLMT_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvListPlmt.Mode, + data | RCV_LIST_PLMT_MODE_ENABLE); + break; + + case T3_BLOCK_RX_LIST_SELECTOR: + data = REG_RD (pDevice, RcvListSel.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_LIST_SEL_MODE_ENABLE; + REG_WR (pDevice, RcvListSel.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvListSel.Mode) & + RCV_LIST_SEL_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvListSel.Mode, + data | RCV_LIST_SEL_MODE_ENABLE); + break; + + case T3_BLOCK_RX_DATA_INITIATOR: + data = REG_RD (pDevice, RcvDataBdIn.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_DATA_BD_IN_MODE_ENABLE; + REG_WR (pDevice, RcvDataBdIn.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvDataBdIn.Mode) + & RCV_DATA_BD_IN_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvDataBdIn.Mode, + data | RCV_DATA_BD_IN_MODE_ENABLE); + break; + + case T3_BLOCK_RX_DATA_COMP: + data = REG_RD (pDevice, RcvDataComp.Mode); + if (cntrl == LM_DISABLE) { + data &= ~RCV_DATA_COMP_MODE_ENABLE; + REG_WR (pDevice, RcvDataComp.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, RcvDataBdIn.Mode) + & RCV_DATA_COMP_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, RcvDataComp.Mode, + data | RCV_DATA_COMP_MODE_ENABLE); + break; + + case T3_BLOCK_HOST_COALESING: + data = REG_RD (pDevice, HostCoalesce.Mode); + if (cntrl == LM_DISABLE) { + data &= ~HOST_COALESCE_ENABLE; + REG_WR (pDevice, HostCoalesce.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndBdIn.Mode) & + HOST_COALESCE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, HostCoalesce.Mode, + data | HOST_COALESCE_ENABLE); + break; + + case T3_BLOCK_MAC_RX_ENGINE: + if (cntrl == LM_DISABLE) { + pDevice->RxMode &= ~RX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.RxMode, + pDevice->RxMode); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, MacCtrl.RxMode) & + RX_MODE_ENABLE)) { + break; + } + MM_Wait (10); + } + } else { + pDevice->RxMode |= RX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.RxMode, + pDevice->RxMode); + } + break; + + case T3_BLOCK_MBUF_CLUSTER_FREE: + data = REG_RD (pDevice, MbufClusterFree.Mode); + if (cntrl == LM_DISABLE) { + data &= ~MBUF_CLUSTER_FREE_MODE_ENABLE; + REG_WR (pDevice, MbufClusterFree.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD + (pDevice, + MbufClusterFree. + Mode) & + MBUF_CLUSTER_FREE_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, MbufClusterFree.Mode, + data | MBUF_CLUSTER_FREE_MODE_ENABLE); + break; + + case T3_BLOCK_SEND_BD_INITIATOR: + data = REG_RD (pDevice, SndBdIn.Mode); + if (cntrl == LM_DISABLE) { + data &= ~SND_BD_IN_MODE_ENABLE; + REG_WR (pDevice, SndBdIn.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndBdIn.Mode) & + SND_BD_IN_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, SndBdIn.Mode, + data | SND_BD_IN_MODE_ENABLE); + break; + + case T3_BLOCK_SEND_BD_COMP: + data = REG_RD (pDevice, SndBdComp.Mode); + if (cntrl == LM_DISABLE) { + data &= ~SND_BD_COMP_MODE_ENABLE; + REG_WR (pDevice, SndBdComp.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndBdComp.Mode) & + SND_BD_COMP_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, SndBdComp.Mode, + data | SND_BD_COMP_MODE_ENABLE); + break; + + case T3_BLOCK_SEND_BD_SELECTOR: + data = REG_RD (pDevice, SndBdSel.Mode); + if (cntrl == LM_DISABLE) { + data &= ~SND_BD_SEL_MODE_ENABLE; + REG_WR (pDevice, SndBdSel.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndBdSel.Mode) & + SND_BD_SEL_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, SndBdSel.Mode, + data | SND_BD_SEL_MODE_ENABLE); + break; + + case T3_BLOCK_SEND_DATA_INITIATOR: + data = REG_RD (pDevice, SndDataIn.Mode); + if (cntrl == LM_DISABLE) { + data &= ~T3_SND_DATA_IN_MODE_ENABLE; + REG_WR (pDevice, SndDataIn.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndDataIn.Mode) & + T3_SND_DATA_IN_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, SndDataIn.Mode, + data | T3_SND_DATA_IN_MODE_ENABLE); + break; + + case T3_BLOCK_SEND_DATA_COMP: + data = REG_RD (pDevice, SndDataComp.Mode); + if (cntrl == LM_DISABLE) { + data &= ~SND_DATA_COMP_MODE_ENABLE; + REG_WR (pDevice, SndDataComp.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, SndDataComp.Mode) + & SND_DATA_COMP_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, SndDataComp.Mode, + data | SND_DATA_COMP_MODE_ENABLE); + break; + + case T3_BLOCK_MAC_TX_ENGINE: + if (cntrl == LM_DISABLE) { + pDevice->TxMode &= ~TX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.TxMode, + pDevice->TxMode); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, MacCtrl.TxMode) & + TX_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else { + pDevice->TxMode |= TX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.TxMode, + pDevice->TxMode); + } + break; + + case T3_BLOCK_MEM_ARBITOR: + data = REG_RD (pDevice, MemArbiter.Mode); + if (cntrl == LM_DISABLE) { + data &= ~T3_MEM_ARBITER_MODE_ENABLE; + REG_WR (pDevice, MemArbiter.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, MemArbiter.Mode) & + T3_MEM_ARBITER_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, MemArbiter.Mode, + data | T3_MEM_ARBITER_MODE_ENABLE); + break; + + case T3_BLOCK_MBUF_MANAGER: + data = REG_RD (pDevice, BufMgr.Mode); + if (cntrl == LM_DISABLE) { + data &= ~BUFMGR_MODE_ENABLE; + REG_WR (pDevice, BufMgr.Mode, data); + for (j = 0; j < MaxWaitCnt; j++) { + if (! + (REG_RD (pDevice, BufMgr.Mode) & + BUFMGR_MODE_ENABLE)) + break; + MM_Wait (10); + } + } else + REG_WR (pDevice, BufMgr.Mode, + data | BUFMGR_MODE_ENABLE); + break; + + case T3_BLOCK_MAC_GLOBAL: + if (cntrl == LM_DISABLE) { + pDevice->MacMode &= ~(MAC_MODE_ENABLE_TDE | + MAC_MODE_ENABLE_RDE | + MAC_MODE_ENABLE_FHDE); + } else { + pDevice->MacMode |= (MAC_MODE_ENABLE_TDE | + MAC_MODE_ENABLE_RDE | + MAC_MODE_ENABLE_FHDE); + } + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + break; + + default: + return LM_STATUS_FAILURE; + } /* switch */ + + if (j >= MaxWaitCnt) { + return LM_STATUS_FAILURE; + } + } + + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* This function reinitializes the adapter. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_ResetAdapter (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + LM_UINT16 Value16; + LM_UINT32 j, k; + + /* Disable interrupt. */ + LM_DisableInterrupt (pDevice); + + /* May get a spurious interrupt */ + pDevice->pStatusBlkVirt->Status = STATUS_BLOCK_UPDATED; + + /* Disable transmit and receive DMA engines. Abort all pending requests. */ + if (pDevice->InitDone) { + LM_Abort (pDevice); + } + + pDevice->ShuttingDown = FALSE; + + LM_ResetChip (pDevice); + + /* Bug: Athlon fix for B3 silicon only. This bit does not do anything */ + /* in other chip revisions. */ + if (pDevice->DelayPciGrant) { + Value32 = REG_RD (pDevice, PciCfg.ClockCtrl); + REG_WR (pDevice, PciCfg.ClockCtrl, Value32 | BIT_31); + } + + if (pDevice->ChipRevId == T3_CHIP_ID_5704_A0) { + if (!(pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE)) { + Value32 = REG_RD (pDevice, PciCfg.PciState); + Value32 |= T3_PCI_STATE_RETRY_SAME_DMA; + REG_WR (pDevice, PciCfg.PciState, Value32); + } + } + + /* Enable TaggedStatus mode. */ + if (pDevice->UseTaggedStatus) { + pDevice->MiscHostCtrl |= + MISC_HOST_CTRL_ENABLE_TAGGED_STATUS_MODE; + } + + /* Restore PCI configuration registers. */ + MM_WriteConfig32 (pDevice, PCI_CACHE_LINE_SIZE_REG, + pDevice->SavedCacheLineReg); + MM_WriteConfig32 (pDevice, PCI_SUBSYSTEM_VENDOR_ID_REG, + (pDevice->SubsystemId << 16) | pDevice-> + SubsystemVendorId); + + /* Clear the statistics block. */ + for (j = 0x0300; j < 0x0b00; j++) { + MEM_WR_OFFSET (pDevice, j, 0); + } + + /* Initialize the statistis Block */ + pDevice->pStatusBlkVirt->Status = 0; + pDevice->pStatusBlkVirt->RcvStdConIdx = 0; + pDevice->pStatusBlkVirt->RcvJumboConIdx = 0; + pDevice->pStatusBlkVirt->RcvMiniConIdx = 0; + + for (j = 0; j < 16; j++) { + pDevice->pStatusBlkVirt->Idx[j].RcvProdIdx = 0; + pDevice->pStatusBlkVirt->Idx[j].SendConIdx = 0; + } + + for (k = 0; k < T3_STD_RCV_RCB_ENTRY_COUNT; k++) { + pDevice->pRxStdBdVirt[k].HostAddr.High = 0; + pDevice->pRxStdBdVirt[k].HostAddr.Low = 0; + } + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + /* Receive jumbo BD buffer. */ + for (k = 0; k < T3_JUMBO_RCV_RCB_ENTRY_COUNT; k++) { + pDevice->pRxJumboBdVirt[k].HostAddr.High = 0; + pDevice->pRxJumboBdVirt[k].HostAddr.Low = 0; + } +#endif + + REG_WR (pDevice, PciCfg.DmaReadWriteCtrl, pDevice->DmaReadWriteCtrl); + + /* GRC mode control register. */ +#ifdef BIG_ENDIAN_PCI /* Jimmy, this ifdef block deleted in new code! */ + Value32 = + GRC_MODE_WORD_SWAP_DATA | + GRC_MODE_WORD_SWAP_NON_FRAME_DATA | + GRC_MODE_INT_ON_MAC_ATTN | GRC_MODE_HOST_STACK_UP; +#else + /* No CPU Swap modes for PCI IO */ + Value32 = +#ifdef BIG_ENDIAN_HOST + GRC_MODE_BYTE_SWAP_NON_FRAME_DATA | + GRC_MODE_WORD_SWAP_NON_FRAME_DATA | + GRC_MODE_BYTE_SWAP_DATA | GRC_MODE_WORD_SWAP_DATA | +#else + GRC_MODE_WORD_SWAP_NON_FRAME_DATA | + GRC_MODE_BYTE_SWAP_DATA | GRC_MODE_WORD_SWAP_DATA | +#endif + GRC_MODE_INT_ON_MAC_ATTN | GRC_MODE_HOST_STACK_UP; +#endif /* !BIG_ENDIAN_PCI */ + + /* Configure send BD mode. */ + if (pDevice->NicSendBd == FALSE) { + Value32 |= GRC_MODE_HOST_SEND_BDS; + } else { + Value32 |= GRC_MODE_4X_NIC_BASED_SEND_RINGS; + } + + /* Configure pseudo checksum mode. */ + if (pDevice->NoTxPseudoHdrChksum) { + Value32 |= GRC_MODE_TX_NO_PSEUDO_HEADER_CHKSUM; + } + + if (pDevice->NoRxPseudoHdrChksum) { + Value32 |= GRC_MODE_RX_NO_PSEUDO_HEADER_CHKSUM; + } + + REG_WR (pDevice, Grc.Mode, Value32); + + /* Setup the timer prescalar register. */ + REG_WR (pDevice, Grc.MiscCfg, 65 << 1); /* Clock is alwasy 66Mhz. */ + + /* Set up the MBUF pool base address and size. */ + REG_WR (pDevice, BufMgr.MbufPoolAddr, pDevice->MbufBase); + REG_WR (pDevice, BufMgr.MbufPoolSize, pDevice->MbufSize); + + /* Set up the DMA descriptor pool base address and size. */ + REG_WR (pDevice, BufMgr.DmaDescPoolAddr, T3_NIC_DMA_DESC_POOL_ADDR); + REG_WR (pDevice, BufMgr.DmaDescPoolSize, T3_NIC_DMA_DESC_POOL_SIZE); + + /* Configure MBUF and Threshold watermarks */ + /* Configure the DMA read MBUF low water mark. */ + if (pDevice->DmaMbufLowMark) { + REG_WR (pDevice, BufMgr.MbufReadDmaLowWaterMark, + pDevice->DmaMbufLowMark); + } else { + if (pDevice->TxMtu < MAX_ETHERNET_PACKET_BUFFER_SIZE) { + REG_WR (pDevice, BufMgr.MbufReadDmaLowWaterMark, + T3_DEF_DMA_MBUF_LOW_WMARK); + } else { + REG_WR (pDevice, BufMgr.MbufReadDmaLowWaterMark, + T3_DEF_DMA_MBUF_LOW_WMARK_JUMBO); + } + } + + /* Configure the MAC Rx MBUF low water mark. */ + if (pDevice->RxMacMbufLowMark) { + REG_WR (pDevice, BufMgr.MbufMacRxLowWaterMark, + pDevice->RxMacMbufLowMark); + } else { + if (pDevice->TxMtu < MAX_ETHERNET_PACKET_BUFFER_SIZE) { + REG_WR (pDevice, BufMgr.MbufMacRxLowWaterMark, + T3_DEF_RX_MAC_MBUF_LOW_WMARK); + } else { + REG_WR (pDevice, BufMgr.MbufMacRxLowWaterMark, + T3_DEF_RX_MAC_MBUF_LOW_WMARK_JUMBO); + } + } + + /* Configure the MBUF high water mark. */ + if (pDevice->MbufHighMark) { + REG_WR (pDevice, BufMgr.MbufHighWaterMark, + pDevice->MbufHighMark); + } else { + if (pDevice->TxMtu < MAX_ETHERNET_PACKET_BUFFER_SIZE) { + REG_WR (pDevice, BufMgr.MbufHighWaterMark, + T3_DEF_MBUF_HIGH_WMARK); + } else { + REG_WR (pDevice, BufMgr.MbufHighWaterMark, + T3_DEF_MBUF_HIGH_WMARK_JUMBO); + } + } + + REG_WR (pDevice, BufMgr.DmaLowWaterMark, T3_DEF_DMA_DESC_LOW_WMARK); + REG_WR (pDevice, BufMgr.DmaHighWaterMark, T3_DEF_DMA_DESC_HIGH_WMARK); + + /* Enable buffer manager. */ + REG_WR (pDevice, BufMgr.Mode, + BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE); + + for (j = 0; j < 2000; j++) { + if (REG_RD (pDevice, BufMgr.Mode) & BUFMGR_MODE_ENABLE) + break; + MM_Wait (10); + } + + if (j >= 2000) { + return LM_STATUS_FAILURE; + } + + /* Enable the FTQs. */ + REG_WR (pDevice, Ftq.Reset, 0xffffffff); + REG_WR (pDevice, Ftq.Reset, 0); + + /* Wait until FTQ is ready */ + for (j = 0; j < 2000; j++) { + if (REG_RD (pDevice, Ftq.Reset) == 0) + break; + MM_Wait (10); + } + + if (j >= 2000) { + return LM_STATUS_FAILURE; + } + + /* Initialize the Standard Receive RCB. */ + REG_WR (pDevice, RcvDataBdIn.StdRcvRcb.HostRingAddr.High, + pDevice->RxStdBdPhy.High); + REG_WR (pDevice, RcvDataBdIn.StdRcvRcb.HostRingAddr.Low, + pDevice->RxStdBdPhy.Low); + REG_WR (pDevice, RcvDataBdIn.StdRcvRcb.u.MaxLen_Flags, + MAX_STD_RCV_BUFFER_SIZE << 16); + + /* Initialize the Jumbo Receive RCB. */ + REG_WR (pDevice, RcvDataBdIn.JumboRcvRcb.u.MaxLen_Flags, + T3_RCB_FLAG_RING_DISABLED); +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + REG_WR (pDevice, RcvDataBdIn.JumboRcvRcb.HostRingAddr.High, + pDevice->RxJumboBdPhy.High); + REG_WR (pDevice, RcvDataBdIn.JumboRcvRcb.HostRingAddr.Low, + pDevice->RxJumboBdPhy.Low); + + REG_WR (pDevice, RcvDataBdIn.JumboRcvRcb.u.MaxLen_Flags, 0); + +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + /* Initialize the Mini Receive RCB. */ + REG_WR (pDevice, RcvDataBdIn.MiniRcvRcb.u.MaxLen_Flags, + T3_RCB_FLAG_RING_DISABLED); + + { + REG_WR (pDevice, RcvDataBdIn.StdRcvRcb.NicRingAddr, + (LM_UINT32) T3_NIC_STD_RCV_BUFFER_DESC_ADDR); + REG_WR (pDevice, RcvDataBdIn.JumboRcvRcb.NicRingAddr, + (LM_UINT32) T3_NIC_JUMBO_RCV_BUFFER_DESC_ADDR); + } + + /* Receive BD Ring replenish threshold. */ + REG_WR (pDevice, RcvBdIn.StdRcvThreshold, pDevice->RxStdDescCnt / 8); +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + REG_WR (pDevice, RcvBdIn.JumboRcvThreshold, + pDevice->RxJumboDescCnt / 8); +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + /* Disable all the unused rings. */ + for (j = 0; j < T3_MAX_SEND_RCB_COUNT; j++) { + MEM_WR (pDevice, SendRcb[j].u.MaxLen_Flags, + T3_RCB_FLAG_RING_DISABLED); + } /* for */ + + /* Initialize the indices. */ + pDevice->SendProdIdx = 0; + pDevice->SendConIdx = 0; + + MB_REG_WR (pDevice, Mailbox.SendHostProdIdx[0].Low, 0); + MB_REG_WR (pDevice, Mailbox.SendNicProdIdx[0].Low, 0); + + /* Set up host or NIC based send RCB. */ + if (pDevice->NicSendBd == FALSE) { + MEM_WR (pDevice, SendRcb[0].HostRingAddr.High, + pDevice->SendBdPhy.High); + MEM_WR (pDevice, SendRcb[0].HostRingAddr.Low, + pDevice->SendBdPhy.Low); + + /* Set up the NIC ring address in the RCB. */ + MEM_WR (pDevice, SendRcb[0].NicRingAddr, + T3_NIC_SND_BUFFER_DESC_ADDR); + + /* Setup the RCB. */ + MEM_WR (pDevice, SendRcb[0].u.MaxLen_Flags, + T3_SEND_RCB_ENTRY_COUNT << 16); + + for (k = 0; k < T3_SEND_RCB_ENTRY_COUNT; k++) { + pDevice->pSendBdVirt[k].HostAddr.High = 0; + pDevice->pSendBdVirt[k].HostAddr.Low = 0; + } + } else { + MEM_WR (pDevice, SendRcb[0].HostRingAddr.High, 0); + MEM_WR (pDevice, SendRcb[0].HostRingAddr.Low, 0); + MEM_WR (pDevice, SendRcb[0].NicRingAddr, + pDevice->SendBdPhy.Low); + + for (k = 0; k < T3_SEND_RCB_ENTRY_COUNT; k++) { + __raw_writel (0, + &(pDevice->pSendBdVirt[k].HostAddr.High)); + __raw_writel (0, + &(pDevice->pSendBdVirt[k].HostAddr.Low)); + __raw_writel (0, + &(pDevice->pSendBdVirt[k].u1.Len_Flags)); + pDevice->ShadowSendBd[k].HostAddr.High = 0; + pDevice->ShadowSendBd[k].u1.Len_Flags = 0; + } + } + atomic_set (&pDevice->SendBdLeft, T3_SEND_RCB_ENTRY_COUNT - 1); + + /* Configure the receive return rings. */ + for (j = 0; j < T3_MAX_RCV_RETURN_RCB_COUNT; j++) { + MEM_WR (pDevice, RcvRetRcb[j].u.MaxLen_Flags, + T3_RCB_FLAG_RING_DISABLED); + } + + pDevice->RcvRetConIdx = 0; + + MEM_WR (pDevice, RcvRetRcb[0].HostRingAddr.High, + pDevice->RcvRetBdPhy.High); + MEM_WR (pDevice, RcvRetRcb[0].HostRingAddr.Low, + pDevice->RcvRetBdPhy.Low); + + /* Set up the NIC ring address in the RCB. */ + /* Not very clear from the spec. I am guessing that for Receive */ + /* Return Ring, NicRingAddr is not used. */ + MEM_WR (pDevice, RcvRetRcb[0].NicRingAddr, 0); + + /* Setup the RCB. */ + MEM_WR (pDevice, RcvRetRcb[0].u.MaxLen_Flags, + T3_RCV_RETURN_RCB_ENTRY_COUNT << 16); + + /* Reinitialize RX ring producer index */ + MB_REG_WR (pDevice, Mailbox.RcvStdProdIdx.Low, 0); + MB_REG_WR (pDevice, Mailbox.RcvJumboProdIdx.Low, 0); + MB_REG_WR (pDevice, Mailbox.RcvMiniProdIdx.Low, 0); + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + pDevice->RxJumboProdIdx = 0; + pDevice->RxJumboQueuedCnt = 0; +#endif + + /* Reinitialize our copy of the indices. */ + pDevice->RxStdProdIdx = 0; + pDevice->RxStdQueuedCnt = 0; + +#if T3_JUMBO_RCV_ENTRY_COUNT + pDevice->RxJumboProdIdx = 0; +#endif /* T3_JUMBO_RCV_ENTRY_COUNT */ + + /* Configure the MAC address. */ + LM_SetMacAddress (pDevice, pDevice->NodeAddress); + + /* Initialize the transmit random backoff seed. */ + Value32 = (pDevice->NodeAddress[0] + pDevice->NodeAddress[1] + + pDevice->NodeAddress[2] + pDevice->NodeAddress[3] + + pDevice->NodeAddress[4] + pDevice->NodeAddress[5]) & + MAC_TX_BACKOFF_SEED_MASK; + REG_WR (pDevice, MacCtrl.TxBackoffSeed, Value32); + + /* Receive MTU. Frames larger than the MTU is marked as oversized. */ + REG_WR (pDevice, MacCtrl.MtuSize, pDevice->RxMtu + 8); /* CRC + VLAN. */ + + /* Configure Time slot/IPG per 802.3 */ + REG_WR (pDevice, MacCtrl.TxLengths, 0x2620); + + /* + * Configure Receive Rules so that packets don't match + * Programmble rule will be queued to Return Ring 1 + */ + REG_WR (pDevice, MacCtrl.RcvRuleCfg, RX_RULE_DEFAULT_CLASS); + + /* + * Configure to have 16 Classes of Services (COS) and one + * queue per class. Bad frames are queued to RRR#1. + * And frames don't match rules are also queued to COS#1. + */ + REG_WR (pDevice, RcvListPlmt.Config, 0x181); + + /* Enable Receive Placement Statistics */ + REG_WR (pDevice, RcvListPlmt.StatsEnableMask, 0xffffff); + REG_WR (pDevice, RcvListPlmt.StatsCtrl, RCV_LIST_STATS_ENABLE); + + /* Enable Send Data Initator Statistics */ + REG_WR (pDevice, SndDataIn.StatsEnableMask, 0xffffff); + REG_WR (pDevice, SndDataIn.StatsCtrl, + T3_SND_DATA_IN_STATS_CTRL_ENABLE | + T3_SND_DATA_IN_STATS_CTRL_FASTER_UPDATE); + + /* Disable the host coalescing state machine before configuring it's */ + /* parameters. */ + REG_WR (pDevice, HostCoalesce.Mode, 0); + for (j = 0; j < 2000; j++) { + Value32 = REG_RD (pDevice, HostCoalesce.Mode); + if (!(Value32 & HOST_COALESCE_ENABLE)) { + break; + } + MM_Wait (10); + } + + /* Host coalescing configurations. */ + REG_WR (pDevice, HostCoalesce.RxCoalescingTicks, + pDevice->RxCoalescingTicks); + REG_WR (pDevice, HostCoalesce.TxCoalescingTicks, + pDevice->TxCoalescingTicks); + REG_WR (pDevice, HostCoalesce.RxMaxCoalescedFrames, + pDevice->RxMaxCoalescedFrames); + REG_WR (pDevice, HostCoalesce.TxMaxCoalescedFrames, + pDevice->TxMaxCoalescedFrames); + REG_WR (pDevice, HostCoalesce.RxCoalescedTickDuringInt, + pDevice->RxCoalescingTicksDuringInt); + REG_WR (pDevice, HostCoalesce.TxCoalescedTickDuringInt, + pDevice->TxCoalescingTicksDuringInt); + REG_WR (pDevice, HostCoalesce.RxMaxCoalescedFramesDuringInt, + pDevice->RxMaxCoalescedFramesDuringInt); + REG_WR (pDevice, HostCoalesce.TxMaxCoalescedFramesDuringInt, + pDevice->TxMaxCoalescedFramesDuringInt); + + /* Initialize the address of the status block. The NIC will DMA */ + /* the status block to this memory which resides on the host. */ + REG_WR (pDevice, HostCoalesce.StatusBlkHostAddr.High, + pDevice->StatusBlkPhy.High); + REG_WR (pDevice, HostCoalesce.StatusBlkHostAddr.Low, + pDevice->StatusBlkPhy.Low); + + /* Initialize the address of the statistics block. The NIC will DMA */ + /* the statistics to this block of memory. */ + REG_WR (pDevice, HostCoalesce.StatsBlkHostAddr.High, + pDevice->StatsBlkPhy.High); + REG_WR (pDevice, HostCoalesce.StatsBlkHostAddr.Low, + pDevice->StatsBlkPhy.Low); + + REG_WR (pDevice, HostCoalesce.StatsCoalescingTicks, + pDevice->StatsCoalescingTicks); + + REG_WR (pDevice, HostCoalesce.StatsBlkNicAddr, 0x300); + REG_WR (pDevice, HostCoalesce.StatusBlkNicAddr, 0xb00); + + /* Enable Host Coalesing state machine */ + REG_WR (pDevice, HostCoalesce.Mode, HOST_COALESCE_ENABLE | + pDevice->CoalesceMode); + + /* Enable the Receive BD Completion state machine. */ + REG_WR (pDevice, RcvBdComp.Mode, RCV_BD_COMP_MODE_ENABLE | + RCV_BD_COMP_MODE_ATTN_ENABLE); + + /* Enable the Receive List Placement state machine. */ + REG_WR (pDevice, RcvListPlmt.Mode, RCV_LIST_PLMT_MODE_ENABLE); + + /* Enable the Receive List Selector state machine. */ + REG_WR (pDevice, RcvListSel.Mode, RCV_LIST_SEL_MODE_ENABLE | + RCV_LIST_SEL_MODE_ATTN_ENABLE); + + /* Enable transmit DMA, clear statistics. */ + pDevice->MacMode = MAC_MODE_ENABLE_TX_STATISTICS | + MAC_MODE_ENABLE_RX_STATISTICS | MAC_MODE_ENABLE_TDE | + MAC_MODE_ENABLE_RDE | MAC_MODE_ENABLE_FHDE; + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode | + MAC_MODE_CLEAR_RX_STATISTICS | MAC_MODE_CLEAR_TX_STATISTICS); + + /* GRC miscellaneous local control register. */ + pDevice->GrcLocalCtrl = GRC_MISC_LOCAL_CTRL_INT_ON_ATTN | + GRC_MISC_LOCAL_CTRL_AUTO_SEEPROM; + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + pDevice->GrcLocalCtrl |= GRC_MISC_LOCAL_CTRL_GPIO_OE1 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1; + } + + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl); + MM_Wait (40); + + /* Reset RX counters. */ + for (j = 0; j < sizeof (LM_RX_COUNTERS); j++) { + ((PLM_UINT8) & pDevice->RxCounters)[j] = 0; + } + + /* Reset TX counters. */ + for (j = 0; j < sizeof (LM_TX_COUNTERS); j++) { + ((PLM_UINT8) & pDevice->TxCounters)[j] = 0; + } + + MB_REG_WR (pDevice, Mailbox.Interrupt[0].Low, 0); + + /* Enable the DMA Completion state machine. */ + REG_WR (pDevice, DmaComp.Mode, DMA_COMP_MODE_ENABLE); + + /* Enable the DMA Write state machine. */ + Value32 = DMA_WRITE_MODE_ENABLE | + DMA_WRITE_MODE_TARGET_ABORT_ATTN_ENABLE | + DMA_WRITE_MODE_MASTER_ABORT_ATTN_ENABLE | + DMA_WRITE_MODE_PARITY_ERROR_ATTN_ENABLE | + DMA_WRITE_MODE_ADDR_OVERFLOW_ATTN_ENABLE | + DMA_WRITE_MODE_FIFO_OVERRUN_ATTN_ENABLE | + DMA_WRITE_MODE_FIFO_UNDERRUN_ATTN_ENABLE | + DMA_WRITE_MODE_FIFO_OVERREAD_ATTN_ENABLE | + DMA_WRITE_MODE_LONG_READ_ATTN_ENABLE; + REG_WR (pDevice, DmaWrite.Mode, Value32); + + if (!(pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE)) { + if (pDevice->ChipRevId == T3_CHIP_ID_5704_A0) { + Value16 = REG_RD (pDevice, PciCfg.PciXCommand); + Value16 &= + ~(PCIX_CMD_MAX_SPLIT_MASK | + PCIX_CMD_MAX_BURST_MASK); + Value16 |= + ((PCIX_CMD_MAX_BURST_CPIOB << + PCIX_CMD_MAX_BURST_SHL) & + PCIX_CMD_MAX_BURST_MASK); + if (pDevice->SplitModeEnable == SPLIT_MODE_ENABLE) { + Value16 |= + (pDevice-> + SplitModeMaxReq << PCIX_CMD_MAX_SPLIT_SHL) + & PCIX_CMD_MAX_SPLIT_MASK; + } + REG_WR (pDevice, PciCfg.PciXCommand, Value16); + } + } + + /* Enable the Read DMA state machine. */ + Value32 = DMA_READ_MODE_ENABLE | + DMA_READ_MODE_TARGET_ABORT_ATTN_ENABLE | + DMA_READ_MODE_MASTER_ABORT_ATTN_ENABLE | + DMA_READ_MODE_PARITY_ERROR_ATTN_ENABLE | + DMA_READ_MODE_ADDR_OVERFLOW_ATTN_ENABLE | + DMA_READ_MODE_FIFO_OVERRUN_ATTN_ENABLE | + DMA_READ_MODE_FIFO_UNDERRUN_ATTN_ENABLE | + DMA_READ_MODE_FIFO_OVERREAD_ATTN_ENABLE | + DMA_READ_MODE_LONG_READ_ATTN_ENABLE; + + if (pDevice->SplitModeEnable == SPLIT_MODE_ENABLE) { + Value32 |= DMA_READ_MODE_SPLIT_ENABLE; + } + REG_WR (pDevice, DmaRead.Mode, Value32); + + /* Enable the Receive Data Completion state machine. */ + REG_WR (pDevice, RcvDataComp.Mode, RCV_DATA_COMP_MODE_ENABLE | + RCV_DATA_COMP_MODE_ATTN_ENABLE); + + /* Enable the Mbuf Cluster Free state machine. */ + REG_WR (pDevice, MbufClusterFree.Mode, MBUF_CLUSTER_FREE_MODE_ENABLE); + + /* Enable the Send Data Completion state machine. */ + REG_WR (pDevice, SndDataComp.Mode, SND_DATA_COMP_MODE_ENABLE); + + /* Enable the Send BD Completion state machine. */ + REG_WR (pDevice, SndBdComp.Mode, SND_BD_COMP_MODE_ENABLE | + SND_BD_COMP_MODE_ATTN_ENABLE); + + /* Enable the Receive BD Initiator state machine. */ + REG_WR (pDevice, RcvBdIn.Mode, RCV_BD_IN_MODE_ENABLE | + RCV_BD_IN_MODE_BD_IN_DIABLED_RCB_ATTN_ENABLE); + + /* Enable the Receive Data and Receive BD Initiator state machine. */ + REG_WR (pDevice, RcvDataBdIn.Mode, RCV_DATA_BD_IN_MODE_ENABLE | + RCV_DATA_BD_IN_MODE_INVALID_RING_SIZE); + + /* Enable the Send Data Initiator state machine. */ + REG_WR (pDevice, SndDataIn.Mode, T3_SND_DATA_IN_MODE_ENABLE); + + /* Enable the Send BD Initiator state machine. */ + REG_WR (pDevice, SndBdIn.Mode, SND_BD_IN_MODE_ENABLE | + SND_BD_IN_MODE_ATTN_ENABLE); + + /* Enable the Send BD Selector state machine. */ + REG_WR (pDevice, SndBdSel.Mode, SND_BD_SEL_MODE_ENABLE | + SND_BD_SEL_MODE_ATTN_ENABLE); + +#if INCLUDE_5701_AX_FIX + /* Load the firmware for the 5701_A0 workaround. */ + if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0) { + LM_LoadRlsFirmware (pDevice); + } +#endif + + /* Enable the transmitter. */ + pDevice->TxMode = TX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.TxMode, pDevice->TxMode); + + /* Enable the receiver. */ + pDevice->RxMode = RX_MODE_ENABLE; + REG_WR (pDevice, MacCtrl.RxMode, pDevice->RxMode); + + if (pDevice->RestoreOnWakeUp) { + pDevice->RestoreOnWakeUp = FALSE; + pDevice->DisableAutoNeg = pDevice->WakeUpDisableAutoNeg; + pDevice->RequestedMediaType = pDevice->WakeUpRequestedMediaType; + } + + /* Disable auto polling. */ + pDevice->MiMode = 0xc0000; + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = LED_CTRL_PHY_MODE_1; + } else { + if (pDevice->LedMode == LED_MODE_OUTPUT) { + Value32 = LED_CTRL_PHY_MODE_2; + } else { + Value32 = LED_CTRL_PHY_MODE_1; + } + } + REG_WR (pDevice, MacCtrl.LedCtrl, Value32); + + /* Activate Link to enable MAC state machine */ + REG_WR (pDevice, MacCtrl.MiStatus, MI_STATUS_ENABLE_LINK_STATUS_ATTN); + + if (pDevice->EnableTbi) { + REG_WR (pDevice, MacCtrl.RxMode, RX_MODE_RESET); + MM_Wait (10); + REG_WR (pDevice, MacCtrl.RxMode, pDevice->RxMode); + if (pDevice->ChipRevId == T3_CHIP_ID_5703_A1) { + REG_WR (pDevice, MacCtrl.SerdesCfg, 0x616000); + } + } + /* Setup the phy chip. */ + LM_SetupPhy (pDevice); + + if (!pDevice->EnableTbi) { + /* Clear CRC stats */ + LM_ReadPhy (pDevice, 0x1e, &Value32); + LM_WritePhy (pDevice, 0x1e, Value32 | 0x8000); + LM_ReadPhy (pDevice, 0x14, &Value32); + } + + /* Set up the receive mask. */ + LM_SetReceiveMask (pDevice, pDevice->ReceiveMask); + + /* Queue Rx packet buffers. */ + if (pDevice->QueueRxPackets) { + LM_QueueRxPackets (pDevice); + } + + /* Enable interrupt to the host. */ + if (pDevice->InitDone) { + LM_EnableInterrupt (pDevice); + } + + return LM_STATUS_SUCCESS; +} /* LM_ResetAdapter */ + +/******************************************************************************/ +/* Description: */ +/* This routine disables the adapter from generating interrupts. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_DisableInterrupt (PLM_DEVICE_BLOCK pDevice) +{ + REG_WR (pDevice, PciCfg.MiscHostCtrl, pDevice->MiscHostCtrl | + MISC_HOST_CTRL_MASK_PCI_INT); + MB_REG_WR (pDevice, Mailbox.Interrupt[0].Low, 1); + + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* This routine enables the adapter to generate interrupts. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_EnableInterrupt (PLM_DEVICE_BLOCK pDevice) +{ + REG_WR (pDevice, PciCfg.MiscHostCtrl, pDevice->MiscHostCtrl & + ~MISC_HOST_CTRL_MASK_PCI_INT); + MB_REG_WR (pDevice, Mailbox.Interrupt[0].Low, 0); + + if (pDevice->pStatusBlkVirt->Status & STATUS_BLOCK_UPDATED) { + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl | + GRC_MISC_LOCAL_CTRL_SET_INT); + } + + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* This routine puts a packet on the wire if there is a transmit DMA */ +/* descriptor available; otherwise the packet is queued for later */ +/* transmission. If the second argue is NULL, this routine will put */ +/* the queued packet on the wire if possible. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +#if 0 +LM_STATUS LM_SendPacket (PLM_DEVICE_BLOCK pDevice, PLM_PACKET pPacket) +{ + LM_UINT32 FragCount; + PT3_SND_BD pSendBd; + PT3_SND_BD pShadowSendBd; + LM_UINT32 Value32, Len; + LM_UINT32 Idx; + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + return LM_5700SendPacket (pDevice, pPacket); + } + + /* Update the SendBdLeft count. */ + atomic_sub (pPacket->u.Tx.FragCount, &pDevice->SendBdLeft); + + /* Initalize the send buffer descriptors. */ + Idx = pDevice->SendProdIdx; + + pSendBd = &pDevice->pSendBdVirt[Idx]; + + /* Next producer index. */ + if (pDevice->NicSendBd == TRUE) { + T3_64BIT_HOST_ADDR paddr; + + pShadowSendBd = &pDevice->ShadowSendBd[Idx]; + for (FragCount = 0;;) { + MM_MapTxDma (pDevice, pPacket, &paddr, &Len, FragCount); + /* Initialize the pointer to the send buffer fragment. */ + if (paddr.High != pShadowSendBd->HostAddr.High) { + __raw_writel (paddr.High, + &(pSendBd->HostAddr.High)); + pShadowSendBd->HostAddr.High = paddr.High; + } + __raw_writel (paddr.Low, &(pSendBd->HostAddr.Low)); + + /* Setup the control flags and send buffer size. */ + Value32 = (Len << 16) | pPacket->Flags; + + Idx = (Idx + 1) & T3_SEND_RCB_ENTRY_COUNT_MASK; + + FragCount++; + if (FragCount >= pPacket->u.Tx.FragCount) { + Value32 |= SND_BD_FLAG_END; + if (Value32 != pShadowSendBd->u1.Len_Flags) { + __raw_writel (Value32, + &(pSendBd->u1.Len_Flags)); + pShadowSendBd->u1.Len_Flags = Value32; + } + if (pPacket->Flags & SND_BD_FLAG_VLAN_TAG) { + __raw_writel (pPacket->VlanTag, + &(pSendBd->u2.VlanTag)); + } + break; + } else { + if (Value32 != pShadowSendBd->u1.Len_Flags) { + __raw_writel (Value32, + &(pSendBd->u1.Len_Flags)); + pShadowSendBd->u1.Len_Flags = Value32; + } + if (pPacket->Flags & SND_BD_FLAG_VLAN_TAG) { + __raw_writel (pPacket->VlanTag, + &(pSendBd->u2.VlanTag)); + } + } + + pSendBd++; + pShadowSendBd++; + if (Idx == 0) { + pSendBd = &pDevice->pSendBdVirt[0]; + pShadowSendBd = &pDevice->ShadowSendBd[0]; + } + } /* for */ + + /* Put the packet descriptor in the ActiveQ. */ + QQ_PushTail (&pDevice->TxPacketActiveQ.Container, pPacket); + + wmb (); + MB_REG_WR (pDevice, Mailbox.SendNicProdIdx[0].Low, Idx); + + } else { + for (FragCount = 0;;) { + /* Initialize the pointer to the send buffer fragment. */ + MM_MapTxDma (pDevice, pPacket, &pSendBd->HostAddr, &Len, + FragCount); + + pSendBd->u2.VlanTag = pPacket->VlanTag; + + /* Setup the control flags and send buffer size. */ + Value32 = (Len << 16) | pPacket->Flags; + + Idx = (Idx + 1) & T3_SEND_RCB_ENTRY_COUNT_MASK; + + FragCount++; + if (FragCount >= pPacket->u.Tx.FragCount) { + pSendBd->u1.Len_Flags = + Value32 | SND_BD_FLAG_END; + break; + } else { + pSendBd->u1.Len_Flags = Value32; + } + pSendBd++; + if (Idx == 0) { + pSendBd = &pDevice->pSendBdVirt[0]; + } + } /* for */ + + /* Put the packet descriptor in the ActiveQ. */ + QQ_PushTail (&pDevice->TxPacketActiveQ.Container, pPacket); + + wmb (); + MB_REG_WR (pDevice, Mailbox.SendHostProdIdx[0].Low, Idx); + + } + + /* Update the producer index. */ + pDevice->SendProdIdx = Idx; + + return LM_STATUS_SUCCESS; +} +#endif + +LM_STATUS LM_SendPacket (PLM_DEVICE_BLOCK pDevice, PLM_PACKET pPacket) +{ + LM_UINT32 FragCount; + PT3_SND_BD pSendBd, pTmpSendBd, pShadowSendBd; + T3_SND_BD NicSendBdArr[MAX_FRAGMENT_COUNT]; + LM_UINT32 StartIdx, Idx; + + while (1) { + /* Initalize the send buffer descriptors. */ + StartIdx = Idx = pDevice->SendProdIdx; + + if (pDevice->NicSendBd) { + pTmpSendBd = pSendBd = &NicSendBdArr[0]; + } else { + pTmpSendBd = pSendBd = &pDevice->pSendBdVirt[Idx]; + } + + /* Next producer index. */ + for (FragCount = 0;;) { + LM_UINT32 Value32, Len; + + /* Initialize the pointer to the send buffer fragment. */ + MM_MapTxDma (pDevice, pPacket, &pSendBd->HostAddr, &Len, + FragCount); + + pSendBd->u2.VlanTag = pPacket->VlanTag; + + /* Setup the control flags and send buffer size. */ + Value32 = (Len << 16) | pPacket->Flags; + + Idx = (Idx + 1) & T3_SEND_RCB_ENTRY_COUNT_MASK; + + FragCount++; + if (FragCount >= pPacket->u.Tx.FragCount) { + pSendBd->u1.Len_Flags = + Value32 | SND_BD_FLAG_END; + break; + } else { + pSendBd->u1.Len_Flags = Value32; + } + pSendBd++; + if ((Idx == 0) && !pDevice->NicSendBd) { + pSendBd = &pDevice->pSendBdVirt[0]; + } + } /* for */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + if (LM_Test4GBoundary (pDevice, pPacket, pTmpSendBd) == + LM_STATUS_SUCCESS) { + if (MM_CoalesceTxBuffer (pDevice, pPacket) != + LM_STATUS_SUCCESS) { + QQ_PushHead (&pDevice->TxPacketFreeQ. + Container, pPacket); + return LM_STATUS_FAILURE; + } + continue; + } + } + break; + } + /* Put the packet descriptor in the ActiveQ. */ + QQ_PushTail (&pDevice->TxPacketActiveQ.Container, pPacket); + + if (pDevice->NicSendBd) { + pSendBd = &pDevice->pSendBdVirt[StartIdx]; + pShadowSendBd = &pDevice->ShadowSendBd[StartIdx]; + + while (StartIdx != Idx) { + LM_UINT32 Value32; + + if ((Value32 = pTmpSendBd->HostAddr.High) != + pShadowSendBd->HostAddr.High) { + __raw_writel (Value32, + &(pSendBd->HostAddr.High)); + pShadowSendBd->HostAddr.High = Value32; + } + + __raw_writel (pTmpSendBd->HostAddr.Low, + &(pSendBd->HostAddr.Low)); + + if ((Value32 = pTmpSendBd->u1.Len_Flags) != + pShadowSendBd->u1.Len_Flags) { + __raw_writel (Value32, + &(pSendBd->u1.Len_Flags)); + pShadowSendBd->u1.Len_Flags = Value32; + } + + if (pPacket->Flags & SND_BD_FLAG_VLAN_TAG) { + __raw_writel (pTmpSendBd->u2.VlanTag, + &(pSendBd->u2.VlanTag)); + } + + StartIdx = + (StartIdx + 1) & T3_SEND_RCB_ENTRY_COUNT_MASK; + if (StartIdx == 0) + pSendBd = &pDevice->pSendBdVirt[0]; + else + pSendBd++; + pTmpSendBd++; + } + wmb (); + MB_REG_WR (pDevice, Mailbox.SendNicProdIdx[0].Low, Idx); + + if (T3_CHIP_REV (pDevice->ChipRevId) == T3_CHIP_REV_5700_BX) { + MB_REG_WR (pDevice, Mailbox.SendNicProdIdx[0].Low, Idx); + } + } else { + wmb (); + MB_REG_WR (pDevice, Mailbox.SendHostProdIdx[0].Low, Idx); + + if (T3_CHIP_REV (pDevice->ChipRevId) == T3_CHIP_REV_5700_BX) { + MB_REG_WR (pDevice, Mailbox.SendHostProdIdx[0].Low, + Idx); + } + } + + /* Update the SendBdLeft count. */ + atomic_sub (pPacket->u.Tx.FragCount, &pDevice->SendBdLeft); + + /* Update the producer index. */ + pDevice->SendProdIdx = Idx; + + return LM_STATUS_SUCCESS; +} + +STATIC LM_STATUS +LM_Test4GBoundary (PLM_DEVICE_BLOCK pDevice, PLM_PACKET pPacket, + PT3_SND_BD pSendBd) +{ + int FragCount; + LM_UINT32 Idx, Base, Len; + + Idx = pDevice->SendProdIdx; + for (FragCount = 0;;) { + Len = pSendBd->u1.Len_Flags >> 16; + if (((Base = pSendBd->HostAddr.Low) > 0xffffdcc0) && + (pSendBd->HostAddr.High == 0) && + ((Base + 8 + Len) < Base)) { + return LM_STATUS_SUCCESS; + } + FragCount++; + if (FragCount >= pPacket->u.Tx.FragCount) { + break; + } + pSendBd++; + if (!pDevice->NicSendBd) { + Idx = (Idx + 1) & T3_SEND_RCB_ENTRY_COUNT_MASK; + if (Idx == 0) { + pSendBd = &pDevice->pSendBdVirt[0]; + } + } + } + return LM_STATUS_FAILURE; +} + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +__inline static unsigned long +ComputeCrc32 (unsigned char *pBuffer, unsigned long BufferSize) +{ + unsigned long Reg; + unsigned long Tmp; + unsigned long j, k; + + Reg = 0xffffffff; + + for (j = 0; j < BufferSize; j++) { + Reg ^= pBuffer[j]; + + for (k = 0; k < 8; k++) { + Tmp = Reg & 0x01; + + Reg >>= 1; + + if (Tmp) { + Reg ^= 0xedb88320; + } + } + } + + return ~Reg; +} /* ComputeCrc32 */ + +/******************************************************************************/ +/* Description: */ +/* This routine sets the receive control register according to ReceiveMask */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_SetReceiveMask (PLM_DEVICE_BLOCK pDevice, LM_UINT32 Mask) +{ + LM_UINT32 ReceiveMask; + LM_UINT32 RxMode; + LM_UINT32 j, k; + + ReceiveMask = Mask; + + RxMode = pDevice->RxMode; + + if (Mask & LM_ACCEPT_UNICAST) { + Mask &= ~LM_ACCEPT_UNICAST; + } + + if (Mask & LM_ACCEPT_MULTICAST) { + Mask &= ~LM_ACCEPT_MULTICAST; + } + + if (Mask & LM_ACCEPT_ALL_MULTICAST) { + Mask &= ~LM_ACCEPT_ALL_MULTICAST; + } + + if (Mask & LM_ACCEPT_BROADCAST) { + Mask &= ~LM_ACCEPT_BROADCAST; + } + + RxMode &= ~RX_MODE_PROMISCUOUS_MODE; + if (Mask & LM_PROMISCUOUS_MODE) { + RxMode |= RX_MODE_PROMISCUOUS_MODE; + Mask &= ~LM_PROMISCUOUS_MODE; + } + + RxMode &= ~(RX_MODE_ACCEPT_RUNTS | RX_MODE_ACCEPT_OVERSIZED); + if (Mask & LM_ACCEPT_ERROR_PACKET) { + RxMode |= RX_MODE_ACCEPT_RUNTS | RX_MODE_ACCEPT_OVERSIZED; + Mask &= ~LM_ACCEPT_ERROR_PACKET; + } + + /* Make sure all the bits are valid before committing changes. */ + if (Mask) { + return LM_STATUS_FAILURE; + } + + /* Commit the new filter. */ + pDevice->RxMode = RxMode; + REG_WR (pDevice, MacCtrl.RxMode, RxMode); + + pDevice->ReceiveMask = ReceiveMask; + + /* Set up the MC hash table. */ + if (ReceiveMask & LM_ACCEPT_ALL_MULTICAST) { + for (k = 0; k < 4; k++) { + REG_WR (pDevice, MacCtrl.HashReg[k], 0xffffffff); + } + } else if (ReceiveMask & LM_ACCEPT_MULTICAST) { + LM_UINT32 HashReg[4]; + + HashReg[0] = 0; + HashReg[1] = 0; + HashReg[2] = 0; + HashReg[3] = 0; + for (j = 0; j < pDevice->McEntryCount; j++) { + LM_UINT32 RegIndex; + LM_UINT32 Bitpos; + LM_UINT32 Crc32; + + Crc32 = + ComputeCrc32 (pDevice->McTable[j], + ETHERNET_ADDRESS_SIZE); + + /* The most significant 7 bits of the CRC32 (no inversion), */ + /* are used to index into one of the possible 128 bit positions. */ + Bitpos = ~Crc32 & 0x7f; + + /* Hash register index. */ + RegIndex = (Bitpos & 0x60) >> 5; + + /* Bit to turn on within a hash register. */ + Bitpos &= 0x1f; + + /* Enable the multicast bit. */ + HashReg[RegIndex] |= (1 << Bitpos); + } + + /* REV_AX has problem with multicast filtering where it uses both */ + /* DA and SA to perform hashing. */ + for (k = 0; k < 4; k++) { + REG_WR (pDevice, MacCtrl.HashReg[k], HashReg[k]); + } + } else { + /* Reject all multicast frames. */ + for (j = 0; j < 4; j++) { + REG_WR (pDevice, MacCtrl.HashReg[j], 0); + } + } + + /* By default, Tigon3 will accept broadcast frames. We need to setup */ + if (ReceiveMask & LM_ACCEPT_BROADCAST) { + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE1_REJECT_BROADCAST_IDX].Rule, + REJECT_BROADCAST_RULE1_RULE & RCV_DISABLE_RULE_MASK); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE1_REJECT_BROADCAST_IDX].Value, + REJECT_BROADCAST_RULE1_VALUE & RCV_DISABLE_RULE_MASK); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE2_REJECT_BROADCAST_IDX].Rule, + REJECT_BROADCAST_RULE1_RULE & RCV_DISABLE_RULE_MASK); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE2_REJECT_BROADCAST_IDX].Value, + REJECT_BROADCAST_RULE1_VALUE & RCV_DISABLE_RULE_MASK); + } else { + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE1_REJECT_BROADCAST_IDX].Rule, + REJECT_BROADCAST_RULE1_RULE); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE1_REJECT_BROADCAST_IDX].Value, + REJECT_BROADCAST_RULE1_VALUE); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE2_REJECT_BROADCAST_IDX].Rule, + REJECT_BROADCAST_RULE2_RULE); + REG_WR (pDevice, + MacCtrl.RcvRules[RCV_RULE2_REJECT_BROADCAST_IDX].Value, + REJECT_BROADCAST_RULE2_VALUE); + } + + /* disable the rest of the rules. */ + for (j = RCV_LAST_RULE_IDX; j < 16; j++) { + REG_WR (pDevice, MacCtrl.RcvRules[j].Rule, 0); + REG_WR (pDevice, MacCtrl.RcvRules[j].Value, 0); + } + + return LM_STATUS_SUCCESS; +} /* LM_SetReceiveMask */ + +/******************************************************************************/ +/* Description: */ +/* Disable the interrupt and put the transmitter and receiver engines in */ +/* an idle state. Also aborts all pending send requests and receive */ +/* buffers. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_Abort (PLM_DEVICE_BLOCK pDevice) +{ + PLM_PACKET pPacket; + LM_UINT Idx; + + LM_DisableInterrupt (pDevice); + + /* Disable all the state machines. */ + LM_CntrlBlock (pDevice, T3_BLOCK_MAC_RX_ENGINE, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_BD_INITIATOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_LIST_PLMT, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_LIST_SELECTOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_DATA_INITIATOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_DATA_COMP, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_RX_BD_COMP, LM_DISABLE); + + LM_CntrlBlock (pDevice, T3_BLOCK_SEND_BD_SELECTOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_SEND_BD_INITIATOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_SEND_DATA_INITIATOR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_DMA_RD, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_SEND_DATA_COMP, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_DMA_COMP, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_SEND_BD_COMP, LM_DISABLE); + + /* Clear TDE bit */ + pDevice->MacMode &= ~MAC_MODE_ENABLE_TDE; + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + + LM_CntrlBlock (pDevice, T3_BLOCK_MAC_TX_ENGINE, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_HOST_COALESING, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_DMA_WR, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_MBUF_CLUSTER_FREE, LM_DISABLE); + + /* Reset all FTQs */ + REG_WR (pDevice, Ftq.Reset, 0xffffffff); + REG_WR (pDevice, Ftq.Reset, 0x0); + + LM_CntrlBlock (pDevice, T3_BLOCK_MBUF_MANAGER, LM_DISABLE); + LM_CntrlBlock (pDevice, T3_BLOCK_MEM_ARBITOR, LM_DISABLE); + + MM_ACQUIRE_INT_LOCK (pDevice); + + /* Abort packets that have already queued to go out. */ + pPacket = (PLM_PACKET) QQ_PopHead (&pDevice->TxPacketActiveQ.Container); + while (pPacket) { + + pPacket->PacketStatus = LM_STATUS_TRANSMIT_ABORTED; + pDevice->TxCounters.TxPacketAbortedCnt++; + + atomic_add (pPacket->u.Tx.FragCount, &pDevice->SendBdLeft); + + QQ_PushTail (&pDevice->TxPacketXmittedQ.Container, pPacket); + + pPacket = (PLM_PACKET) + QQ_PopHead (&pDevice->TxPacketActiveQ.Container); + } + + /* Cleanup the receive return rings. */ + LM_ServiceRxInterrupt (pDevice); + + /* Don't want to indicate rx packets in Ndis miniport shutdown context. */ + /* Doing so may cause system crash. */ + if (!pDevice->ShuttingDown) { + /* Indicate packets to the protocol. */ + MM_IndicateTxPackets (pDevice); + + /* Indicate received packets to the protocols. */ + MM_IndicateRxPackets (pDevice); + } else { + /* Move the receive packet descriptors in the ReceivedQ to the */ + /* free queue. */ + for (;;) { + pPacket = + (PLM_PACKET) QQ_PopHead (&pDevice-> + RxPacketReceivedQ. + Container); + if (pPacket == NULL) { + break; + } + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, + pPacket); + } + } + + /* Clean up the Std Receive Producer ring. */ + Idx = pDevice->pStatusBlkVirt->RcvStdConIdx; + + while (Idx != pDevice->RxStdProdIdx) { + pPacket = (PLM_PACKET) (MM_UINT_PTR (pDevice->pPacketDescBase) + + MM_UINT_PTR (pDevice->pRxStdBdVirt[Idx]. + Opaque)); + + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, pPacket); + + Idx = (Idx + 1) & T3_STD_RCV_RCB_ENTRY_COUNT_MASK; + } /* while */ + + /* Reinitialize our copy of the indices. */ + pDevice->RxStdProdIdx = 0; + +#if T3_JUMBO_RCV_RCB_ENTRY_COUNT + /* Clean up the Jumbo Receive Producer ring. */ + Idx = pDevice->pStatusBlkVirt->RcvJumboConIdx; + + while (Idx != pDevice->RxJumboProdIdx) { + pPacket = (PLM_PACKET) (MM_UINT_PTR (pDevice->pPacketDescBase) + + MM_UINT_PTR (pDevice-> + pRxJumboBdVirt[Idx]. + Opaque)); + + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, pPacket); + + Idx = (Idx + 1) & T3_JUMBO_RCV_RCB_ENTRY_COUNT_MASK; + } /* while */ + + /* Reinitialize our copy of the indices. */ + pDevice->RxJumboProdIdx = 0; +#endif /* T3_JUMBO_RCV_RCB_ENTRY_COUNT */ + + MM_RELEASE_INT_LOCK (pDevice); + + /* Initialize the statistis Block */ + pDevice->pStatusBlkVirt->Status = 0; + pDevice->pStatusBlkVirt->RcvStdConIdx = 0; + pDevice->pStatusBlkVirt->RcvJumboConIdx = 0; + pDevice->pStatusBlkVirt->RcvMiniConIdx = 0; + + return LM_STATUS_SUCCESS; +} /* LM_Abort */ + +/******************************************************************************/ +/* Description: */ +/* Disable the interrupt and put the transmitter and receiver engines in */ +/* an idle state. Aborts all pending send requests and receive buffers. */ +/* Also free all the receive buffers. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_Halt (PLM_DEVICE_BLOCK pDevice) +{ + PLM_PACKET pPacket; + LM_UINT32 EntryCnt; + + LM_Abort (pDevice); + + /* Get the number of entries in the queue. */ + EntryCnt = QQ_GetEntryCnt (&pDevice->RxPacketFreeQ.Container); + + /* Make sure all the packets have been accounted for. */ + for (EntryCnt = 0; EntryCnt < pDevice->RxPacketDescCnt; EntryCnt++) { + pPacket = + (PLM_PACKET) QQ_PopHead (&pDevice->RxPacketFreeQ.Container); + if (pPacket == 0) + break; + + MM_FreeRxBuffer (pDevice, pPacket); + + QQ_PushTail (&pDevice->RxPacketFreeQ.Container, pPacket); + } + + LM_ResetChip (pDevice); + + /* Restore PCI configuration registers. */ + MM_WriteConfig32 (pDevice, PCI_CACHE_LINE_SIZE_REG, + pDevice->SavedCacheLineReg); + LM_RegWrInd (pDevice, PCI_SUBSYSTEM_VENDOR_ID_REG, + (pDevice->SubsystemId << 16) | pDevice->SubsystemVendorId); + + /* Reprogram the MAC address. */ + LM_SetMacAddress (pDevice, pDevice->NodeAddress); + + return LM_STATUS_SUCCESS; +} /* LM_Halt */ + +STATIC LM_STATUS LM_ResetChip (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + LM_UINT32 j; + + /* Wait for access to the nvram interface before resetting. This is */ + /* a workaround to prevent EEPROM corruption. */ + if (T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5700 && + T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5701) { + /* Request access to the flash interface. */ + REG_WR (pDevice, Nvram.SwArb, SW_ARB_REQ_SET1); + + for (j = 0; j < 100000; j++) { + Value32 = REG_RD (pDevice, Nvram.SwArb); + if (Value32 & SW_ARB_GNT1) { + break; + } + MM_Wait (10); + } + } + + /* Global reset. */ + REG_WR (pDevice, Grc.MiscCfg, GRC_MISC_CFG_CORE_CLOCK_RESET); + MM_Wait (40); + MM_Wait (40); + MM_Wait (40); + + /* make sure we re-enable indirect accesses */ + MM_WriteConfig32 (pDevice, T3_PCI_MISC_HOST_CTRL_REG, + pDevice->MiscHostCtrl); + + /* Set MAX PCI retry to zero. */ + Value32 = + T3_PCI_STATE_PCI_ROM_ENABLE | T3_PCI_STATE_PCI_ROM_RETRY_ENABLE; + if (pDevice->ChipRevId == T3_CHIP_ID_5704_A0) { + if (!(pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE)) { + Value32 |= T3_PCI_STATE_RETRY_SAME_DMA; + } + } + MM_WriteConfig32 (pDevice, T3_PCI_STATE_REG, Value32); + + /* Restore PCI command register. */ + MM_WriteConfig32 (pDevice, PCI_COMMAND_REG, + pDevice->PciCommandStatusWords); + + /* Disable PCI-X relaxed ordering bit. */ + MM_ReadConfig32 (pDevice, PCIX_CAP_REG, &Value32); + Value32 &= ~PCIX_ENABLE_RELAXED_ORDERING; + MM_WriteConfig32 (pDevice, PCIX_CAP_REG, Value32); + + /* Enable memory arbiter. */ + REG_WR (pDevice, MemArbiter.Mode, T3_MEM_ARBITER_MODE_ENABLE); + +#ifdef BIG_ENDIAN_PCI /* This from jfd */ + Value32 = GRC_MODE_WORD_SWAP_DATA | GRC_MODE_WORD_SWAP_NON_FRAME_DATA; +#else +#ifdef BIG_ENDIAN_HOST + /* Reconfigure the mode register. */ + Value32 = GRC_MODE_BYTE_SWAP_NON_FRAME_DATA | + GRC_MODE_WORD_SWAP_NON_FRAME_DATA | + GRC_MODE_BYTE_SWAP_DATA | GRC_MODE_WORD_SWAP_DATA; +#else + /* Reconfigure the mode register. */ + Value32 = GRC_MODE_BYTE_SWAP_NON_FRAME_DATA | GRC_MODE_BYTE_SWAP_DATA; +#endif +#endif + REG_WR (pDevice, Grc.Mode, Value32); + + /* Prevent PXE from restarting. */ + MEM_WR_OFFSET (pDevice, 0x0b50, T3_MAGIC_NUM); + + if (pDevice->EnableTbi) { + pDevice->MacMode = MAC_MODE_PORT_MODE_TBI; + REG_WR (pDevice, MacCtrl.Mode, MAC_MODE_PORT_MODE_TBI); + } else { + REG_WR (pDevice, MacCtrl.Mode, 0); + } + + /* Wait for the firmware to finish initialization. */ + for (j = 0; j < 100000; j++) { + MM_Wait (10); + + Value32 = MEM_RD_OFFSET (pDevice, 0x0b50); + if (Value32 == ~T3_MAGIC_NUM) { + break; + } + } + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +__inline static void LM_ServiceTxInterrupt (PLM_DEVICE_BLOCK pDevice) +{ + PLM_PACKET pPacket; + LM_UINT32 HwConIdx; + LM_UINT32 SwConIdx; + + HwConIdx = pDevice->pStatusBlkVirt->Idx[0].SendConIdx; + + /* Get our copy of the consumer index. The buffer descriptors */ + /* that are in between the consumer indices are freed. */ + SwConIdx = pDevice->SendConIdx; + + /* Move the packets from the TxPacketActiveQ that are sent out to */ + /* the TxPacketXmittedQ. Packets that are sent use the */ + /* descriptors that are between SwConIdx and HwConIdx. */ + while (SwConIdx != HwConIdx) { + /* Get the packet that was sent from the TxPacketActiveQ. */ + pPacket = + (PLM_PACKET) QQ_PopHead (&pDevice->TxPacketActiveQ. + Container); + + /* Set the return status. */ + pPacket->PacketStatus = LM_STATUS_SUCCESS; + + /* Put the packet in the TxPacketXmittedQ for indication later. */ + QQ_PushTail (&pDevice->TxPacketXmittedQ.Container, pPacket); + + /* Move to the next packet's BD. */ + SwConIdx = (SwConIdx + pPacket->u.Tx.FragCount) & + T3_SEND_RCB_ENTRY_COUNT_MASK; + + /* Update the number of unused BDs. */ + atomic_add (pPacket->u.Tx.FragCount, &pDevice->SendBdLeft); + + /* Get the new updated HwConIdx. */ + HwConIdx = pDevice->pStatusBlkVirt->Idx[0].SendConIdx; + } /* while */ + + /* Save the new SwConIdx. */ + pDevice->SendConIdx = SwConIdx; + +} /* LM_ServiceTxInterrupt */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +__inline static void LM_ServiceRxInterrupt (PLM_DEVICE_BLOCK pDevice) +{ + PLM_PACKET pPacket; + PT3_RCV_BD pRcvBd; + LM_UINT32 HwRcvRetProdIdx; + LM_UINT32 SwRcvRetConIdx; + + /* Loop thru the receive return rings for received packets. */ + HwRcvRetProdIdx = pDevice->pStatusBlkVirt->Idx[0].RcvProdIdx; + + SwRcvRetConIdx = pDevice->RcvRetConIdx; + while (SwRcvRetConIdx != HwRcvRetProdIdx) { + pRcvBd = &pDevice->pRcvRetBdVirt[SwRcvRetConIdx]; + + /* Get the received packet descriptor. */ + pPacket = (PLM_PACKET) (MM_UINT_PTR (pDevice->pPacketDescBase) + + MM_UINT_PTR (pRcvBd->Opaque)); + + /* Check the error flag. */ + if (pRcvBd->ErrorFlag && + pRcvBd->ErrorFlag != RCV_BD_ERR_ODD_NIBBLED_RCVD_MII) { + pPacket->PacketStatus = LM_STATUS_FAILURE; + + pDevice->RxCounters.RxPacketErrCnt++; + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_BAD_CRC) { + pDevice->RxCounters.RxErrCrcCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_COLL_DETECT) { + pDevice->RxCounters.RxErrCollCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_LINK_LOST_DURING_PKT) { + pDevice->RxCounters.RxErrLinkLostCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_PHY_DECODE_ERR) { + pDevice->RxCounters.RxErrPhyDecodeCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_ODD_NIBBLED_RCVD_MII) { + pDevice->RxCounters.RxErrOddNibbleCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_MAC_ABORT) { + pDevice->RxCounters.RxErrMacAbortCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_LEN_LT_64) { + pDevice->RxCounters.RxErrShortPacketCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_TRUNC_NO_RESOURCES) { + pDevice->RxCounters.RxErrNoResourceCnt++; + } + + if (pRcvBd->ErrorFlag & RCV_BD_ERR_GIANT_FRAME_RCVD) { + pDevice->RxCounters.RxErrLargePacketCnt++; + } + } else { + pPacket->PacketStatus = LM_STATUS_SUCCESS; + pPacket->PacketSize = pRcvBd->Len - 4; + + pPacket->Flags = pRcvBd->Flags; + if (pRcvBd->Flags & RCV_BD_FLAG_VLAN_TAG) { + pPacket->VlanTag = pRcvBd->VlanTag; + } + + pPacket->u.Rx.TcpUdpChecksum = pRcvBd->TcpUdpCksum; + } + + /* Put the packet descriptor containing the received packet */ + /* buffer in the RxPacketReceivedQ for indication later. */ + QQ_PushTail (&pDevice->RxPacketReceivedQ.Container, pPacket); + + /* Go to the next buffer descriptor. */ + SwRcvRetConIdx = (SwRcvRetConIdx + 1) & + T3_RCV_RETURN_RCB_ENTRY_COUNT_MASK; + + /* Get the updated HwRcvRetProdIdx. */ + HwRcvRetProdIdx = pDevice->pStatusBlkVirt->Idx[0].RcvProdIdx; + } /* while */ + + pDevice->RcvRetConIdx = SwRcvRetConIdx; + + /* Update the receive return ring consumer index. */ + MB_REG_WR (pDevice, Mailbox.RcvRetConIdx[0].Low, SwRcvRetConIdx); +} /* LM_ServiceRxInterrupt */ + +/******************************************************************************/ +/* Description: */ +/* This is the interrupt event handler routine. It acknowledges all */ +/* pending interrupts and process all pending events. */ +/* */ +/* Return: */ +/* LM_STATUS_SUCCESS */ +/******************************************************************************/ +LM_STATUS LM_ServiceInterrupts (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + int ServicePhyInt = FALSE; + + /* Setup the phy chip whenever the link status changes. */ + if (pDevice->LinkChngMode == T3_LINK_CHNG_MODE_USE_STATUS_REG) { + Value32 = REG_RD (pDevice, MacCtrl.Status); + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_MI_INTERRUPT) { + if (Value32 & MAC_STATUS_MI_INTERRUPT) { + ServicePhyInt = TRUE; + } + } else if (Value32 & MAC_STATUS_LINK_STATE_CHANGED) { + ServicePhyInt = TRUE; + } + } else { + if (pDevice->pStatusBlkVirt-> + Status & STATUS_BLOCK_LINK_CHANGED_STATUS) { + pDevice->pStatusBlkVirt->Status = + STATUS_BLOCK_UPDATED | (pDevice->pStatusBlkVirt-> + Status & + ~STATUS_BLOCK_LINK_CHANGED_STATUS); + ServicePhyInt = TRUE; + } + } +#if INCLUDE_TBI_SUPPORT + if (pDevice->IgnoreTbiLinkChange == TRUE) { + ServicePhyInt = FALSE; + } +#endif + if (ServicePhyInt == TRUE) { + LM_SetupPhy (pDevice); + } + + /* Service receive and transmit interrupts. */ + LM_ServiceRxInterrupt (pDevice); + LM_ServiceTxInterrupt (pDevice); + + /* No spinlock for this queue since this routine is serialized. */ + if (!QQ_Empty (&pDevice->RxPacketReceivedQ.Container)) { + /* Indicate receive packets. */ + MM_IndicateRxPackets (pDevice); + /* LM_QueueRxPackets(pDevice); */ + } + + /* No spinlock for this queue since this routine is serialized. */ + if (!QQ_Empty (&pDevice->TxPacketXmittedQ.Container)) { + MM_IndicateTxPackets (pDevice); + } + + return LM_STATUS_SUCCESS; +} /* LM_ServiceInterrupts */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_MulticastAdd (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress) +{ + PLM_UINT8 pEntry; + LM_UINT32 j; + + pEntry = pDevice->McTable[0]; + for (j = 0; j < pDevice->McEntryCount; j++) { + if (IS_ETH_ADDRESS_EQUAL (pEntry, pMcAddress)) { + /* Found a match, increment the instance count. */ + pEntry[LM_MC_INSTANCE_COUNT_INDEX] += 1; + + return LM_STATUS_SUCCESS; + } + + pEntry += LM_MC_ENTRY_SIZE; + } + + if (pDevice->McEntryCount >= LM_MAX_MC_TABLE_SIZE) { + return LM_STATUS_FAILURE; + } + + pEntry = pDevice->McTable[pDevice->McEntryCount]; + + COPY_ETH_ADDRESS (pMcAddress, pEntry); + pEntry[LM_MC_INSTANCE_COUNT_INDEX] = 1; + + pDevice->McEntryCount++; + + LM_SetReceiveMask (pDevice, pDevice->ReceiveMask | LM_ACCEPT_MULTICAST); + + return LM_STATUS_SUCCESS; +} /* LM_MulticastAdd */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_MulticastDel (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMcAddress) +{ + PLM_UINT8 pEntry; + LM_UINT32 j; + + pEntry = pDevice->McTable[0]; + for (j = 0; j < pDevice->McEntryCount; j++) { + if (IS_ETH_ADDRESS_EQUAL (pEntry, pMcAddress)) { + /* Found a match, decrement the instance count. */ + pEntry[LM_MC_INSTANCE_COUNT_INDEX] -= 1; + + /* No more instance left, remove the address from the table. */ + /* Move the last entry in the table to the delete slot. */ + if (pEntry[LM_MC_INSTANCE_COUNT_INDEX] == 0 && + pDevice->McEntryCount > 1) { + + COPY_ETH_ADDRESS (pDevice-> + McTable[pDevice-> + McEntryCount - 1], + pEntry); + pEntry[LM_MC_INSTANCE_COUNT_INDEX] = + pDevice->McTable[pDevice->McEntryCount - 1] + [LM_MC_INSTANCE_COUNT_INDEX]; + } + pDevice->McEntryCount--; + + /* Update the receive mask if the table is empty. */ + if (pDevice->McEntryCount == 0) { + LM_SetReceiveMask (pDevice, + pDevice-> + ReceiveMask & + ~LM_ACCEPT_MULTICAST); + } + + return LM_STATUS_SUCCESS; + } + + pEntry += LM_MC_ENTRY_SIZE; + } + + return LM_STATUS_FAILURE; +} /* LM_MulticastDel */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_MulticastClear (PLM_DEVICE_BLOCK pDevice) +{ + pDevice->McEntryCount = 0; + + LM_SetReceiveMask (pDevice, + pDevice->ReceiveMask & ~LM_ACCEPT_MULTICAST); + + return LM_STATUS_SUCCESS; +} /* LM_MulticastClear */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_SetMacAddress (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pMacAddress) +{ + LM_UINT32 j; + + for (j = 0; j < 4; j++) { + REG_WR (pDevice, MacCtrl.MacAddr[j].High, + (pMacAddress[0] << 8) | pMacAddress[1]); + REG_WR (pDevice, MacCtrl.MacAddr[j].Low, + (pMacAddress[2] << 24) | (pMacAddress[3] << 16) | + (pMacAddress[4] << 8) | pMacAddress[5]); + } + + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* Sets up the default line speed, and duplex modes based on the requested */ +/* media type. */ +/* */ +/* Return: */ +/* None. */ +/******************************************************************************/ +static LM_STATUS +LM_TranslateRequestedMediaType (LM_REQUESTED_MEDIA_TYPE RequestedMediaType, + PLM_MEDIA_TYPE pMediaType, + PLM_LINE_SPEED pLineSpeed, + PLM_DUPLEX_MODE pDuplexMode) +{ + *pMediaType = LM_MEDIA_TYPE_AUTO; + *pLineSpeed = LM_LINE_SPEED_UNKNOWN; + *pDuplexMode = LM_DUPLEX_MODE_UNKNOWN; + + /* determine media type */ + switch (RequestedMediaType) { + case LM_REQUESTED_MEDIA_TYPE_BNC: + *pMediaType = LM_MEDIA_TYPE_BNC; + *pLineSpeed = LM_LINE_SPEED_10MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_AUTO: + *pMediaType = LM_MEDIA_TYPE_UTP; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_10MBPS: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_10MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_10MBPS_FULL_DUPLEX: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_10MBPS; + *pDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_100MBPS: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_100MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_100MBPS_FULL_DUPLEX: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_100MBPS; + *pDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_1000MBPS: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_1000MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_UTP_1000MBPS_FULL_DUPLEX: + *pMediaType = LM_MEDIA_TYPE_UTP; + *pLineSpeed = LM_LINE_SPEED_1000MBPS; + *pDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case LM_REQUESTED_MEDIA_TYPE_FIBER_100MBPS: + *pMediaType = LM_MEDIA_TYPE_FIBER; + *pLineSpeed = LM_LINE_SPEED_100MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_FIBER_100MBPS_FULL_DUPLEX: + *pMediaType = LM_MEDIA_TYPE_FIBER; + *pLineSpeed = LM_LINE_SPEED_100MBPS; + *pDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case LM_REQUESTED_MEDIA_TYPE_FIBER_1000MBPS: + *pMediaType = LM_MEDIA_TYPE_FIBER; + *pLineSpeed = LM_LINE_SPEED_1000MBPS; + *pDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case LM_REQUESTED_MEDIA_TYPE_FIBER_1000MBPS_FULL_DUPLEX: + *pMediaType = LM_MEDIA_TYPE_FIBER; + *pLineSpeed = LM_LINE_SPEED_1000MBPS; + *pDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + default: + break; + } /* switch */ + + return LM_STATUS_SUCCESS; +} /* LM_TranslateRequestedMediaType */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/* LM_STATUS_LINK_ACTIVE */ +/* LM_STATUS_LINK_DOWN */ +/******************************************************************************/ +static LM_STATUS LM_InitBcm540xPhy (PLM_DEVICE_BLOCK pDevice) +{ + LM_LINE_SPEED CurrentLineSpeed; + LM_DUPLEX_MODE CurrentDuplexMode; + LM_STATUS CurrentLinkStatus; + LM_UINT32 Value32; + LM_UINT32 j; + +#if 1 /* jmb: bugfix -- moved here, out of code that sets initial pwr state */ + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, 0x2); +#endif + if ((pDevice->PhyId & PHY_ID_MASK) == PHY_BCM5401_PHY_ID) { + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + + if (!pDevice->InitDone) { + Value32 = 0; + } + + if (!(Value32 & PHY_STATUS_LINK_PASS)) { + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, 0x0c20); + + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x0012); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x1804); + + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x0013); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x1204); + + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0132); + + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x8006); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0232); + + LM_WritePhy (pDevice, BCM540X_DSP_ADDRESS_REG, 0x201f); + LM_WritePhy (pDevice, BCM540X_DSP_RW_PORT, 0x0a20); + + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + for (j = 0; j < 1000; j++) { + MM_Wait (10); + + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + if (Value32 & PHY_STATUS_LINK_PASS) { + MM_Wait (40); + break; + } + } + + if ((pDevice->PhyId & PHY_ID_REV_MASK) == + PHY_BCM5401_B0_REV) { + if (!(Value32 & PHY_STATUS_LINK_PASS) + && (pDevice->OldLineSpeed == + LM_LINE_SPEED_1000MBPS)) { + LM_WritePhy (pDevice, PHY_CTRL_REG, + PHY_CTRL_PHY_RESET); + for (j = 0; j < 100; j++) { + MM_Wait (10); + + LM_ReadPhy (pDevice, + PHY_CTRL_REG, + &Value32); + if (! + (Value32 & + PHY_CTRL_PHY_RESET)) { + MM_Wait (40); + break; + } + } + + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, + 0x0c20); + + LM_WritePhy (pDevice, + BCM540X_DSP_ADDRESS_REG, + 0x0012); + LM_WritePhy (pDevice, + BCM540X_DSP_RW_PORT, + 0x1804); + + LM_WritePhy (pDevice, + BCM540X_DSP_ADDRESS_REG, + 0x0013); + LM_WritePhy (pDevice, + BCM540X_DSP_RW_PORT, + 0x1204); + + LM_WritePhy (pDevice, + BCM540X_DSP_ADDRESS_REG, + 0x8006); + LM_WritePhy (pDevice, + BCM540X_DSP_RW_PORT, + 0x0132); + + LM_WritePhy (pDevice, + BCM540X_DSP_ADDRESS_REG, + 0x8006); + LM_WritePhy (pDevice, + BCM540X_DSP_RW_PORT, + 0x0232); + + LM_WritePhy (pDevice, + BCM540X_DSP_ADDRESS_REG, + 0x201f); + LM_WritePhy (pDevice, + BCM540X_DSP_RW_PORT, + 0x0a20); + } + } + } + } else if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0) { + /* Bug: 5701 A0, B0 TX CRC workaround. */ + LM_WritePhy (pDevice, 0x15, 0x0a75); + LM_WritePhy (pDevice, 0x1c, 0x8c68); + LM_WritePhy (pDevice, 0x1c, 0x8d68); + LM_WritePhy (pDevice, 0x1c, 0x8c68); + } + + /* Acknowledge interrupts. */ + LM_ReadPhy (pDevice, BCM540X_INT_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, BCM540X_INT_STATUS_REG, &Value32); + + /* Configure the interrupt mask. */ + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_MI_INTERRUPT) { + LM_WritePhy (pDevice, BCM540X_INT_MASK_REG, + ~BCM540X_INT_LINK_CHANGE); + } + + /* Configure PHY led mode. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701 || + (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700)) { + if (pDevice->LedMode == LED_MODE_THREE_LINK) { + LM_WritePhy (pDevice, BCM540X_EXT_CTRL_REG, + BCM540X_EXT_CTRL_LINK3_LED_MODE); + } else { + LM_WritePhy (pDevice, BCM540X_EXT_CTRL_REG, 0); + } + } + + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + + /* Get current link and duplex mode. */ + for (j = 0; j < 100; j++) { + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + + if (Value32 & PHY_STATUS_LINK_PASS) { + break; + } + MM_Wait (40); + } + + if (Value32 & PHY_STATUS_LINK_PASS) { + + /* Determine the current line and duplex settings. */ + LM_ReadPhy (pDevice, BCM540X_AUX_STATUS_REG, &Value32); + for (j = 0; j < 2000; j++) { + MM_Wait (10); + + LM_ReadPhy (pDevice, BCM540X_AUX_STATUS_REG, &Value32); + if (Value32) { + break; + } + } + + switch (Value32 & BCM540X_AUX_SPEED_MASK) { + case BCM540X_AUX_10BASET_HD: + CurrentLineSpeed = LM_LINE_SPEED_10MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case BCM540X_AUX_10BASET_FD: + CurrentLineSpeed = LM_LINE_SPEED_10MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case BCM540X_AUX_100BASETX_HD: + CurrentLineSpeed = LM_LINE_SPEED_100MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case BCM540X_AUX_100BASETX_FD: + CurrentLineSpeed = LM_LINE_SPEED_100MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + case BCM540X_AUX_100BASET_HD: + CurrentLineSpeed = LM_LINE_SPEED_1000MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_HALF; + break; + + case BCM540X_AUX_100BASET_FD: + CurrentLineSpeed = LM_LINE_SPEED_1000MBPS; + CurrentDuplexMode = LM_DUPLEX_MODE_FULL; + break; + + default: + + CurrentLineSpeed = LM_LINE_SPEED_UNKNOWN; + CurrentDuplexMode = LM_DUPLEX_MODE_UNKNOWN; + break; + } + + /* Make sure we are in auto-neg mode. */ + for (j = 0; j < 200; j++) { + LM_ReadPhy (pDevice, PHY_CTRL_REG, &Value32); + if (Value32 && Value32 != 0x7fff) { + break; + } + + if (Value32 == 0 && pDevice->RequestedMediaType == + LM_REQUESTED_MEDIA_TYPE_UTP_10MBPS) { + break; + } + + MM_Wait (10); + } + + /* Use the current line settings for "auto" mode. */ + if (pDevice->RequestedMediaType == LM_REQUESTED_MEDIA_TYPE_AUTO + || pDevice->RequestedMediaType == + LM_REQUESTED_MEDIA_TYPE_UTP_AUTO) { + if (Value32 & PHY_CTRL_AUTO_NEG_ENABLE) { + CurrentLinkStatus = LM_STATUS_LINK_ACTIVE; + + /* We may be exiting low power mode and the link is in */ + /* 10mb. In this case, we need to restart autoneg. */ + LM_ReadPhy (pDevice, BCM540X_1000BASET_CTRL_REG, + &Value32); + pDevice->advertising1000 = Value32; + /* 5702FE supports 10/100Mb only. */ + if (T3_ASIC_REV (pDevice->ChipRevId) != + T3_ASIC_REV_5703 + || pDevice->BondId != + GRC_MISC_BD_ID_5702FE) { + if (! + (Value32 & + (BCM540X_AN_AD_1000BASET_HALF | + BCM540X_AN_AD_1000BASET_FULL))) { + CurrentLinkStatus = + LM_STATUS_LINK_SETTING_MISMATCH; + } + } + } else { + CurrentLinkStatus = + LM_STATUS_LINK_SETTING_MISMATCH; + } + } else { + /* Force line settings. */ + /* Use the current setting if it matches the user's requested */ + /* setting. */ + LM_ReadPhy (pDevice, PHY_CTRL_REG, &Value32); + if ((pDevice->LineSpeed == CurrentLineSpeed) && + (pDevice->DuplexMode == CurrentDuplexMode)) { + if ((pDevice->DisableAutoNeg && + !(Value32 & PHY_CTRL_AUTO_NEG_ENABLE)) || + (!pDevice->DisableAutoNeg && + (Value32 & PHY_CTRL_AUTO_NEG_ENABLE))) { + CurrentLinkStatus = + LM_STATUS_LINK_ACTIVE; + } else { + CurrentLinkStatus = + LM_STATUS_LINK_SETTING_MISMATCH; + } + } else { + CurrentLinkStatus = + LM_STATUS_LINK_SETTING_MISMATCH; + } + } + + /* Save line settings. */ + pDevice->LineSpeed = CurrentLineSpeed; + pDevice->DuplexMode = CurrentDuplexMode; + pDevice->MediaType = LM_MEDIA_TYPE_UTP; + } + + return CurrentLinkStatus; +} /* LM_InitBcm540xPhy */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS +LM_SetFlowControl (PLM_DEVICE_BLOCK pDevice, + LM_UINT32 LocalPhyAd, LM_UINT32 RemotePhyAd) +{ + LM_FLOW_CONTROL FlowCap; + + /* Resolve flow control. */ + FlowCap = LM_FLOW_CONTROL_NONE; + + /* See Table 28B-3 of 802.3ab-1999 spec. */ + if (pDevice->FlowControlCap & LM_FLOW_CONTROL_AUTO_PAUSE) { + if (LocalPhyAd & PHY_AN_AD_PAUSE_CAPABLE) { + if (LocalPhyAd & PHY_AN_AD_ASYM_PAUSE) { + if (RemotePhyAd & + PHY_LINK_PARTNER_PAUSE_CAPABLE) { + FlowCap = + LM_FLOW_CONTROL_TRANSMIT_PAUSE | + LM_FLOW_CONTROL_RECEIVE_PAUSE; + } else if (RemotePhyAd & + PHY_LINK_PARTNER_ASYM_PAUSE) { + FlowCap = LM_FLOW_CONTROL_RECEIVE_PAUSE; + } + } else { + if (RemotePhyAd & + PHY_LINK_PARTNER_PAUSE_CAPABLE) { + FlowCap = + LM_FLOW_CONTROL_TRANSMIT_PAUSE | + LM_FLOW_CONTROL_RECEIVE_PAUSE; + } + } + } else if (LocalPhyAd & PHY_AN_AD_ASYM_PAUSE) { + if ((RemotePhyAd & PHY_LINK_PARTNER_PAUSE_CAPABLE) && + (RemotePhyAd & PHY_LINK_PARTNER_ASYM_PAUSE)) { + FlowCap = LM_FLOW_CONTROL_TRANSMIT_PAUSE; + } + } + } else { + FlowCap = pDevice->FlowControlCap; + } + + /* Enable/disable rx PAUSE. */ + pDevice->RxMode &= ~RX_MODE_ENABLE_FLOW_CONTROL; + if (FlowCap & LM_FLOW_CONTROL_RECEIVE_PAUSE && + (pDevice->FlowControlCap == LM_FLOW_CONTROL_AUTO_PAUSE || + pDevice->FlowControlCap & LM_FLOW_CONTROL_RECEIVE_PAUSE)) { + pDevice->FlowControl |= LM_FLOW_CONTROL_RECEIVE_PAUSE; + pDevice->RxMode |= RX_MODE_ENABLE_FLOW_CONTROL; + + } + REG_WR (pDevice, MacCtrl.RxMode, pDevice->RxMode); + + /* Enable/disable tx PAUSE. */ + pDevice->TxMode &= ~TX_MODE_ENABLE_FLOW_CONTROL; + if (FlowCap & LM_FLOW_CONTROL_TRANSMIT_PAUSE && + (pDevice->FlowControlCap == LM_FLOW_CONTROL_AUTO_PAUSE || + pDevice->FlowControlCap & LM_FLOW_CONTROL_TRANSMIT_PAUSE)) { + pDevice->FlowControl |= LM_FLOW_CONTROL_TRANSMIT_PAUSE; + pDevice->TxMode |= TX_MODE_ENABLE_FLOW_CONTROL; + + } + REG_WR (pDevice, MacCtrl.TxMode, pDevice->TxMode); + + return LM_STATUS_SUCCESS; +} + +#if INCLUDE_TBI_SUPPORT +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +STATIC LM_STATUS LM_InitBcm800xPhy (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + LM_UINT32 j; + + Value32 = REG_RD (pDevice, MacCtrl.Status); + + /* Reset the SERDES during init and when we have link. */ + if (!pDevice->InitDone || Value32 & MAC_STATUS_PCS_SYNCED) { + /* Set PLL lock range. */ + LM_WritePhy (pDevice, 0x16, 0x8007); + + /* Software reset. */ + LM_WritePhy (pDevice, 0x00, 0x8000); + + /* Wait for reset to complete. */ + for (j = 0; j < 500; j++) { + MM_Wait (10); + } + + /* Config mode; seletct PMA/Ch 1 regs. */ + LM_WritePhy (pDevice, 0x10, 0x8411); + + /* Enable auto-lock and comdet, select txclk for tx. */ + LM_WritePhy (pDevice, 0x11, 0x0a10); + + LM_WritePhy (pDevice, 0x18, 0x00a0); + LM_WritePhy (pDevice, 0x16, 0x41ff); + + /* Assert and deassert POR. */ + LM_WritePhy (pDevice, 0x13, 0x0400); + MM_Wait (40); + LM_WritePhy (pDevice, 0x13, 0x0000); + + LM_WritePhy (pDevice, 0x11, 0x0a50); + MM_Wait (40); + LM_WritePhy (pDevice, 0x11, 0x0a10); + + /* Delay for signal to stabilize. */ + for (j = 0; j < 15000; j++) { + MM_Wait (10); + } + + /* Deselect the channel register so we can read the PHY id later. */ + LM_WritePhy (pDevice, 0x10, 0x8011); + } + + return LM_STATUS_SUCCESS; +} + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +STATIC LM_STATUS LM_SetupFiberPhy (PLM_DEVICE_BLOCK pDevice) +{ + LM_STATUS CurrentLinkStatus; + AUTONEG_STATUS AnStatus = 0; + LM_UINT32 Value32; + LM_UINT32 Cnt; + LM_UINT32 j, k; + + pDevice->MacMode &= ~(MAC_MODE_HALF_DUPLEX | MAC_MODE_PORT_MODE_MASK); + + /* Initialize the send_config register. */ + REG_WR (pDevice, MacCtrl.TxAutoNeg, 0); + + /* Enable TBI and full duplex mode. */ + pDevice->MacMode |= MAC_MODE_PORT_MODE_TBI; + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + + /* Initialize the BCM8002 SERDES PHY. */ + switch (pDevice->PhyId & PHY_ID_MASK) { + case PHY_BCM8002_PHY_ID: + LM_InitBcm800xPhy (pDevice); + break; + + default: + break; + } + + /* Enable link change interrupt. */ + REG_WR (pDevice, MacCtrl.MacEvent, + MAC_EVENT_ENABLE_LINK_STATE_CHANGED_ATTN); + + /* Default to link down. */ + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + + /* Get the link status. */ + Value32 = REG_RD (pDevice, MacCtrl.Status); + if (Value32 & MAC_STATUS_PCS_SYNCED) { + if ((pDevice->RequestedMediaType == + LM_REQUESTED_MEDIA_TYPE_AUTO) + || (pDevice->DisableAutoNeg == FALSE)) { + /* auto-negotiation mode. */ + /* Initialize the autoneg default capaiblities. */ + AutonegInit (&pDevice->AnInfo); + + /* Set the context pointer to point to the main device structure. */ + pDevice->AnInfo.pContext = pDevice; + + /* Setup flow control advertisement register. */ + Value32 = GetPhyAdFlowCntrlSettings (pDevice); + if (Value32 & PHY_AN_AD_PAUSE_CAPABLE) { + pDevice->AnInfo.mr_adv_sym_pause = 1; + } else { + pDevice->AnInfo.mr_adv_sym_pause = 0; + } + + if (Value32 & PHY_AN_AD_ASYM_PAUSE) { + pDevice->AnInfo.mr_adv_asym_pause = 1; + } else { + pDevice->AnInfo.mr_adv_asym_pause = 0; + } + + /* Try to autoneg up to six times. */ + if (pDevice->IgnoreTbiLinkChange) { + Cnt = 1; + } else { + Cnt = 6; + } + for (j = 0; j < Cnt; j++) { + REG_WR (pDevice, MacCtrl.TxAutoNeg, 0); + + Value32 = + pDevice->MacMode & ~MAC_MODE_PORT_MODE_MASK; + REG_WR (pDevice, MacCtrl.Mode, Value32); + MM_Wait (20); + + REG_WR (pDevice, MacCtrl.Mode, + pDevice-> + MacMode | MAC_MODE_SEND_CONFIGS); + + MM_Wait (20); + + pDevice->AnInfo.State = AN_STATE_UNKNOWN; + pDevice->AnInfo.CurrentTime_us = 0; + + REG_WR (pDevice, Grc.Timer, 0); + for (k = 0; + (pDevice->AnInfo.CurrentTime_us < 75000) + && (k < 75000); k++) { + AnStatus = + Autoneg8023z (&pDevice->AnInfo); + + if ((AnStatus == AUTONEG_STATUS_DONE) || + (AnStatus == AUTONEG_STATUS_FAILED)) + { + break; + } + + pDevice->AnInfo.CurrentTime_us = + REG_RD (pDevice, Grc.Timer); + + } + if ((AnStatus == AUTONEG_STATUS_DONE) || + (AnStatus == AUTONEG_STATUS_FAILED)) { + break; + } + if (j >= 1) { + if (!(REG_RD (pDevice, MacCtrl.Status) & + MAC_STATUS_PCS_SYNCED)) { + break; + } + } + } + + /* Stop sending configs. */ + MM_AnTxIdle (&pDevice->AnInfo); + + /* Resolve flow control settings. */ + if ((AnStatus == AUTONEG_STATUS_DONE) && + pDevice->AnInfo.mr_an_complete + && pDevice->AnInfo.mr_link_ok + && pDevice->AnInfo.mr_lp_adv_full_duplex) { + LM_UINT32 RemotePhyAd; + LM_UINT32 LocalPhyAd; + + LocalPhyAd = 0; + if (pDevice->AnInfo.mr_adv_sym_pause) { + LocalPhyAd |= PHY_AN_AD_PAUSE_CAPABLE; + } + + if (pDevice->AnInfo.mr_adv_asym_pause) { + LocalPhyAd |= PHY_AN_AD_ASYM_PAUSE; + } + + RemotePhyAd = 0; + if (pDevice->AnInfo.mr_lp_adv_sym_pause) { + RemotePhyAd |= + PHY_LINK_PARTNER_PAUSE_CAPABLE; + } + + if (pDevice->AnInfo.mr_lp_adv_asym_pause) { + RemotePhyAd |= + PHY_LINK_PARTNER_ASYM_PAUSE; + } + + LM_SetFlowControl (pDevice, LocalPhyAd, + RemotePhyAd); + + CurrentLinkStatus = LM_STATUS_LINK_ACTIVE; + } + for (j = 0; j < 30; j++) { + MM_Wait (20); + REG_WR (pDevice, MacCtrl.Status, + MAC_STATUS_SYNC_CHANGED | + MAC_STATUS_CFG_CHANGED); + MM_Wait (20); + if ((REG_RD (pDevice, MacCtrl.Status) & + (MAC_STATUS_SYNC_CHANGED | + MAC_STATUS_CFG_CHANGED)) == 0) + break; + } + if (pDevice->PollTbiLink) { + Value32 = REG_RD (pDevice, MacCtrl.Status); + if (Value32 & MAC_STATUS_RECEIVING_CFG) { + pDevice->IgnoreTbiLinkChange = TRUE; + } else { + pDevice->IgnoreTbiLinkChange = FALSE; + } + } + Value32 = REG_RD (pDevice, MacCtrl.Status); + if (CurrentLinkStatus == LM_STATUS_LINK_DOWN && + (Value32 & MAC_STATUS_PCS_SYNCED) && + ((Value32 & MAC_STATUS_RECEIVING_CFG) == 0)) { + CurrentLinkStatus = LM_STATUS_LINK_ACTIVE; + } + } else { + /* We are forcing line speed. */ + pDevice->FlowControlCap &= ~LM_FLOW_CONTROL_AUTO_PAUSE; + LM_SetFlowControl (pDevice, 0, 0); + + CurrentLinkStatus = LM_STATUS_LINK_ACTIVE; + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode | + MAC_MODE_SEND_CONFIGS); + } + } + /* Set the link polarity bit. */ + pDevice->MacMode &= ~MAC_MODE_LINK_POLARITY; + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + + pDevice->pStatusBlkVirt->Status = STATUS_BLOCK_UPDATED | + (pDevice->pStatusBlkVirt-> + Status & ~STATUS_BLOCK_LINK_CHANGED_STATUS); + + for (j = 0; j < 100; j++) { + REG_WR (pDevice, MacCtrl.Status, MAC_STATUS_SYNC_CHANGED | + MAC_STATUS_CFG_CHANGED); + MM_Wait (5); + if ((REG_RD (pDevice, MacCtrl.Status) & + (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)) == 0) + break; + } + + Value32 = REG_RD (pDevice, MacCtrl.Status); + if ((Value32 & MAC_STATUS_PCS_SYNCED) == 0) { + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + if (pDevice->DisableAutoNeg == FALSE) { + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode | + MAC_MODE_SEND_CONFIGS); + MM_Wait (1); + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + } + } + + /* Initialize the current link status. */ + if (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE) { + pDevice->LineSpeed = LM_LINE_SPEED_1000MBPS; + pDevice->DuplexMode = LM_DUPLEX_MODE_FULL; + REG_WR (pDevice, MacCtrl.LedCtrl, LED_CTRL_OVERRIDE_LINK_LED | + LED_CTRL_1000MBPS_LED_ON); + } else { + pDevice->LineSpeed = LM_LINE_SPEED_UNKNOWN; + pDevice->DuplexMode = LM_DUPLEX_MODE_UNKNOWN; + REG_WR (pDevice, MacCtrl.LedCtrl, LED_CTRL_OVERRIDE_LINK_LED | + LED_CTRL_OVERRIDE_TRAFFIC_LED); + } + + /* Indicate link status. */ + if (pDevice->LinkStatus != CurrentLinkStatus) { + pDevice->LinkStatus = CurrentLinkStatus; + MM_IndicateStatus (pDevice, CurrentLinkStatus); + } + + return LM_STATUS_SUCCESS; +} +#endif /* INCLUDE_TBI_SUPPORT */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_SetupCopperPhy (PLM_DEVICE_BLOCK pDevice) +{ + LM_STATUS CurrentLinkStatus; + LM_UINT32 Value32; + + /* Assume there is not link first. */ + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + + /* Disable phy link change attention. */ + REG_WR (pDevice, MacCtrl.MacEvent, 0); + + /* Clear link change attention. */ + REG_WR (pDevice, MacCtrl.Status, MAC_STATUS_SYNC_CHANGED | + MAC_STATUS_CFG_CHANGED); + + /* Disable auto-polling for the moment. */ + pDevice->MiMode = 0xc0000; + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + MM_Wait (40); + + /* Determine the requested line speed and duplex. */ + pDevice->OldLineSpeed = pDevice->LineSpeed; + LM_TranslateRequestedMediaType (pDevice->RequestedMediaType, + &pDevice->MediaType, + &pDevice->LineSpeed, + &pDevice->DuplexMode); + + /* Initialize the phy chip. */ + switch (pDevice->PhyId & PHY_ID_MASK) { + case PHY_BCM5400_PHY_ID: + case PHY_BCM5401_PHY_ID: + case PHY_BCM5411_PHY_ID: + case PHY_BCM5701_PHY_ID: + case PHY_BCM5703_PHY_ID: + case PHY_BCM5704_PHY_ID: + CurrentLinkStatus = LM_InitBcm540xPhy (pDevice); + break; + + default: + break; + } + + if (CurrentLinkStatus == LM_STATUS_LINK_SETTING_MISMATCH) { + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + } + + /* Setup flow control. */ + pDevice->FlowControl = LM_FLOW_CONTROL_NONE; + if (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE) { + LM_FLOW_CONTROL FlowCap; /* Flow control capability. */ + + FlowCap = LM_FLOW_CONTROL_NONE; + + if (pDevice->DuplexMode == LM_DUPLEX_MODE_FULL) { + if (pDevice->DisableAutoNeg == FALSE || + pDevice->RequestedMediaType == + LM_REQUESTED_MEDIA_TYPE_AUTO + || pDevice->RequestedMediaType == + LM_REQUESTED_MEDIA_TYPE_UTP_AUTO) { + LM_UINT32 ExpectedPhyAd; + LM_UINT32 LocalPhyAd; + LM_UINT32 RemotePhyAd; + + LM_ReadPhy (pDevice, PHY_AN_AD_REG, + &LocalPhyAd); + pDevice->advertising = LocalPhyAd; + LocalPhyAd &= + (PHY_AN_AD_ASYM_PAUSE | + PHY_AN_AD_PAUSE_CAPABLE); + + ExpectedPhyAd = + GetPhyAdFlowCntrlSettings (pDevice); + + if (LocalPhyAd != ExpectedPhyAd) { + CurrentLinkStatus = LM_STATUS_LINK_DOWN; + } else { + LM_ReadPhy (pDevice, + PHY_LINK_PARTNER_ABILITY_REG, + &RemotePhyAd); + + LM_SetFlowControl (pDevice, LocalPhyAd, + RemotePhyAd); + } + } else { + pDevice->FlowControlCap &= + ~LM_FLOW_CONTROL_AUTO_PAUSE; + LM_SetFlowControl (pDevice, 0, 0); + } + } + } + + if (CurrentLinkStatus == LM_STATUS_LINK_DOWN) { + LM_ForceAutoNeg (pDevice, pDevice->RequestedMediaType); + + /* If we force line speed, we make get link right away. */ + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + if (Value32 & PHY_STATUS_LINK_PASS) { + CurrentLinkStatus = LM_STATUS_LINK_ACTIVE; + } + } + + /* GMII interface. */ + pDevice->MacMode &= ~MAC_MODE_PORT_MODE_MASK; + if (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE) { + if (pDevice->LineSpeed == LM_LINE_SPEED_100MBPS || + pDevice->LineSpeed == LM_LINE_SPEED_10MBPS) { + pDevice->MacMode |= MAC_MODE_PORT_MODE_MII; + } else { + pDevice->MacMode |= MAC_MODE_PORT_MODE_GMII; + } + } else { + pDevice->MacMode |= MAC_MODE_PORT_MODE_GMII; + } + + /* Set the MAC to operate in the appropriate duplex mode. */ + pDevice->MacMode &= ~MAC_MODE_HALF_DUPLEX; + if (pDevice->DuplexMode == LM_DUPLEX_MODE_HALF) { + pDevice->MacMode |= MAC_MODE_HALF_DUPLEX; + } + + /* Set the link polarity bit. */ + pDevice->MacMode &= ~MAC_MODE_LINK_POLARITY; + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + if ((pDevice->LedMode == LED_MODE_LINK10) || + (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE && + pDevice->LineSpeed == LM_LINE_SPEED_10MBPS)) { + pDevice->MacMode |= MAC_MODE_LINK_POLARITY; + } + } else { + if (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE) { + pDevice->MacMode |= MAC_MODE_LINK_POLARITY; + } + + /* Set LED mode. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = LED_CTRL_PHY_MODE_1; + } else { + if (pDevice->LedMode == LED_MODE_OUTPUT) { + Value32 = LED_CTRL_PHY_MODE_2; + } else { + Value32 = LED_CTRL_PHY_MODE_1; + } + } + REG_WR (pDevice, MacCtrl.LedCtrl, Value32); + } + + REG_WR (pDevice, MacCtrl.Mode, pDevice->MacMode); + + /* Enable auto polling. */ + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + pDevice->MiMode |= MI_MODE_AUTO_POLLING_ENABLE; + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + } + + /* Enable phy link change attention. */ + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_MI_INTERRUPT) { + REG_WR (pDevice, MacCtrl.MacEvent, + MAC_EVENT_ENABLE_MI_INTERRUPT); + } else { + REG_WR (pDevice, MacCtrl.MacEvent, + MAC_EVENT_ENABLE_LINK_STATE_CHANGED_ATTN); + } + if ((T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) && + (CurrentLinkStatus == LM_STATUS_LINK_ACTIVE) && + (pDevice->LineSpeed == LM_LINE_SPEED_1000MBPS) && + (((pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE) && + (pDevice->PciState & T3_PCI_STATE_BUS_SPEED_HIGH)) || + !(pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE))) { + MM_Wait (120); + REG_WR (pDevice, MacCtrl.Status, MAC_STATUS_SYNC_CHANGED | + MAC_STATUS_CFG_CHANGED); + MEM_WR_OFFSET (pDevice, T3_FIRMWARE_MAILBOX, + T3_MAGIC_NUM_DISABLE_DMAW_ON_LINK_CHANGE); + } + + /* Indicate link status. */ + if (pDevice->LinkStatus != CurrentLinkStatus) { + pDevice->LinkStatus = CurrentLinkStatus; + MM_IndicateStatus (pDevice, CurrentLinkStatus); + } + + return LM_STATUS_SUCCESS; +} /* LM_SetupCopperPhy */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_SetupPhy (PLM_DEVICE_BLOCK pDevice) +{ + LM_STATUS LmStatus; + LM_UINT32 Value32; + +#if INCLUDE_TBI_SUPPORT + if (pDevice->EnableTbi) { + LmStatus = LM_SetupFiberPhy (pDevice); + } else +#endif /* INCLUDE_TBI_SUPPORT */ + { + LmStatus = LM_SetupCopperPhy (pDevice); + } + if (pDevice->ChipRevId == T3_CHIP_ID_5704_A0) { + if (!(pDevice->PciState & T3_PCI_STATE_CONVENTIONAL_PCI_MODE)) { + Value32 = REG_RD (pDevice, PciCfg.PciState); + REG_WR (pDevice, PciCfg.PciState, + Value32 | T3_PCI_STATE_RETRY_SAME_DMA); + } + } + if ((pDevice->LineSpeed == LM_LINE_SPEED_1000MBPS) && + (pDevice->DuplexMode == LM_DUPLEX_MODE_HALF)) { + REG_WR (pDevice, MacCtrl.TxLengths, 0x26ff); + } else { + REG_WR (pDevice, MacCtrl.TxLengths, 0x2620); + } + + return LmStatus; +} + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_VOID +LM_ReadPhy (PLM_DEVICE_BLOCK pDevice, LM_UINT32 PhyReg, PLM_UINT32 pData32) +{ + LM_UINT32 Value32; + LM_UINT32 j; + + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode & + ~MI_MODE_AUTO_POLLING_ENABLE); + MM_Wait (40); + } + + Value32 = (pDevice->PhyAddr << MI_COM_FIRST_PHY_ADDR_BIT) | + ((PhyReg & MI_COM_PHY_REG_ADDR_MASK) << + MI_COM_FIRST_PHY_REG_ADDR_BIT) | MI_COM_CMD_READ | MI_COM_START; + + REG_WR (pDevice, MacCtrl.MiCom, Value32); + + for (j = 0; j < 20; j++) { + MM_Wait (25); + + Value32 = REG_RD (pDevice, MacCtrl.MiCom); + + if (!(Value32 & MI_COM_BUSY)) { + MM_Wait (5); + Value32 = REG_RD (pDevice, MacCtrl.MiCom); + Value32 &= MI_COM_PHY_DATA_MASK; + break; + } + } + + if (Value32 & MI_COM_BUSY) { + Value32 = 0; + } + + *pData32 = Value32; + + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + MM_Wait (40); + } +} /* LM_ReadPhy */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_VOID +LM_WritePhy (PLM_DEVICE_BLOCK pDevice, LM_UINT32 PhyReg, LM_UINT32 Data32) +{ + LM_UINT32 Value32; + LM_UINT32 j; + + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode & + ~MI_MODE_AUTO_POLLING_ENABLE); + MM_Wait (40); + } + + Value32 = (pDevice->PhyAddr << MI_COM_FIRST_PHY_ADDR_BIT) | + ((PhyReg & MI_COM_PHY_REG_ADDR_MASK) << + MI_COM_FIRST_PHY_REG_ADDR_BIT) | (Data32 & MI_COM_PHY_DATA_MASK) | + MI_COM_CMD_WRITE | MI_COM_START; + + REG_WR (pDevice, MacCtrl.MiCom, Value32); + + for (j = 0; j < 20; j++) { + MM_Wait (25); + + Value32 = REG_RD (pDevice, MacCtrl.MiCom); + + if (!(Value32 & MI_COM_BUSY)) { + MM_Wait (5); + break; + } + } + + if (pDevice->PhyIntMode == T3_PHY_INT_MODE_AUTO_POLLING) { + REG_WR (pDevice, MacCtrl.MiMode, pDevice->MiMode); + MM_Wait (40); + } +} /* LM_WritePhy */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_SetPowerState (PLM_DEVICE_BLOCK pDevice, LM_POWER_STATE PowerLevel) +{ + LM_UINT32 PmeSupport; + LM_UINT32 Value32; + LM_UINT32 PmCtrl; + + /* make sureindirect accesses are enabled */ + MM_WriteConfig32 (pDevice, T3_PCI_MISC_HOST_CTRL_REG, + pDevice->MiscHostCtrl); + + /* Clear the PME_ASSERT bit and the power state bits. Also enable */ + /* the PME bit. */ + MM_ReadConfig32 (pDevice, T3_PCI_PM_STATUS_CTRL_REG, &PmCtrl); + + PmCtrl |= T3_PM_PME_ASSERTED; + PmCtrl &= ~T3_PM_POWER_STATE_MASK; + + /* Set the appropriate power state. */ + if (PowerLevel == LM_POWER_STATE_D0) { + + /* Bring the card out of low power mode. */ + PmCtrl |= T3_PM_POWER_STATE_D0; + MM_WriteConfig32 (pDevice, T3_PCI_PM_STATUS_CTRL_REG, PmCtrl); + + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl); + MM_Wait (40); +#if 0 /* Bugfix by jmb...can't call WritePhy here because pDevice not fully initialized */ + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, 0x02); +#endif + + return LM_STATUS_SUCCESS; + } else if (PowerLevel == LM_POWER_STATE_D1) { + PmCtrl |= T3_PM_POWER_STATE_D1; + } else if (PowerLevel == LM_POWER_STATE_D2) { + PmCtrl |= T3_PM_POWER_STATE_D2; + } else if (PowerLevel == LM_POWER_STATE_D3) { + PmCtrl |= T3_PM_POWER_STATE_D3; + } else { + return LM_STATUS_FAILURE; + } + PmCtrl |= T3_PM_PME_ENABLE; + + /* Mask out all interrupts so LM_SetupPhy won't be called while we are */ + /* setting new line speed. */ + Value32 = REG_RD (pDevice, PciCfg.MiscHostCtrl); + REG_WR (pDevice, PciCfg.MiscHostCtrl, + Value32 | MISC_HOST_CTRL_MASK_PCI_INT); + + if (!pDevice->RestoreOnWakeUp) { + pDevice->RestoreOnWakeUp = TRUE; + pDevice->WakeUpDisableAutoNeg = pDevice->DisableAutoNeg; + pDevice->WakeUpRequestedMediaType = pDevice->RequestedMediaType; + } + + /* Force auto-negotiation to 10 line speed. */ + pDevice->DisableAutoNeg = FALSE; + pDevice->RequestedMediaType = LM_REQUESTED_MEDIA_TYPE_UTP_10MBPS; + LM_SetupPhy (pDevice); + + /* Put the driver in the initial state, and go through the power down */ + /* sequence. */ + LM_Halt (pDevice); + + MM_ReadConfig32 (pDevice, T3_PCI_PM_CAP_REG, &PmeSupport); + + if (pDevice->WakeUpModeCap != LM_WAKE_UP_MODE_NONE) { + + /* Enable WOL. */ + LM_WritePhy (pDevice, BCM5401_AUX_CTRL, 0x5a); + MM_Wait (40); + + /* Set LED mode. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = LED_CTRL_PHY_MODE_1; + } else { + if (pDevice->LedMode == LED_MODE_OUTPUT) { + Value32 = LED_CTRL_PHY_MODE_2; + } else { + Value32 = LED_CTRL_PHY_MODE_1; + } + } + + Value32 = MAC_MODE_PORT_MODE_MII; + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700) { + if (pDevice->LedMode == LED_MODE_LINK10 || + pDevice->WolSpeed == WOL_SPEED_10MB) { + Value32 |= MAC_MODE_LINK_POLARITY; + } + } else { + Value32 |= MAC_MODE_LINK_POLARITY; + } + REG_WR (pDevice, MacCtrl.Mode, Value32); + MM_Wait (40); + MM_Wait (40); + MM_Wait (40); + + /* Always enable magic packet wake-up if we have vaux. */ + if ((PmeSupport & T3_PCI_PM_CAP_PME_D3COLD) && + (pDevice->WakeUpModeCap & LM_WAKE_UP_MODE_MAGIC_PACKET)) { + Value32 |= MAC_MODE_DETECT_MAGIC_PACKET_ENABLE; + } + + REG_WR (pDevice, MacCtrl.Mode, Value32); + + /* Enable the receiver. */ + REG_WR (pDevice, MacCtrl.RxMode, RX_MODE_ENABLE); + } + + /* Disable tx/rx clocks, and seletect an alternate clock. */ + if (pDevice->WolSpeed == WOL_SPEED_100MB) { + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = + T3_PCI_DISABLE_RX_CLOCK | T3_PCI_DISABLE_TX_CLOCK | + T3_PCI_SELECT_ALTERNATE_CLOCK; + } else { + Value32 = T3_PCI_SELECT_ALTERNATE_CLOCK; + } + REG_WR (pDevice, PciCfg.ClockCtrl, Value32); + + MM_Wait (40); + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = + T3_PCI_DISABLE_RX_CLOCK | T3_PCI_DISABLE_TX_CLOCK | + T3_PCI_SELECT_ALTERNATE_CLOCK | + T3_PCI_44MHZ_CORE_CLOCK; + } else { + Value32 = T3_PCI_SELECT_ALTERNATE_CLOCK | + T3_PCI_44MHZ_CORE_CLOCK; + } + + REG_WR (pDevice, PciCfg.ClockCtrl, Value32); + + MM_Wait (40); + + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = + T3_PCI_DISABLE_RX_CLOCK | T3_PCI_DISABLE_TX_CLOCK | + T3_PCI_44MHZ_CORE_CLOCK; + } else { + Value32 = T3_PCI_44MHZ_CORE_CLOCK; + } + + REG_WR (pDevice, PciCfg.ClockCtrl, Value32); + } else { + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + Value32 = + T3_PCI_DISABLE_RX_CLOCK | T3_PCI_DISABLE_TX_CLOCK | + T3_PCI_SELECT_ALTERNATE_CLOCK | + T3_PCI_POWER_DOWN_PCI_PLL133; + } else { + Value32 = T3_PCI_SELECT_ALTERNATE_CLOCK | + T3_PCI_POWER_DOWN_PCI_PLL133; + } + + REG_WR (pDevice, PciCfg.ClockCtrl, Value32); + } + + MM_Wait (40); + + if (!pDevice->EepromWp + && (pDevice->WakeUpModeCap != LM_WAKE_UP_MODE_NONE)) { + /* Switch adapter to auxilliary power. */ + if (T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5700 || + T3_ASIC_REV (pDevice->ChipRevId) == T3_ASIC_REV_5701) { + /* GPIO0 = 1, GPIO1 = 1, GPIO2 = 0. */ + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl | + GRC_MISC_LOCAL_CTRL_GPIO_OE0 | + GRC_MISC_LOCAL_CTRL_GPIO_OE1 | + GRC_MISC_LOCAL_CTRL_GPIO_OE2 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT0 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1); + MM_Wait (40); + } else { + /* GPIO0 = 0, GPIO1 = 1, GPIO2 = 1. */ + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl | + GRC_MISC_LOCAL_CTRL_GPIO_OE0 | + GRC_MISC_LOCAL_CTRL_GPIO_OE1 | + GRC_MISC_LOCAL_CTRL_GPIO_OE2 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT2); + MM_Wait (40); + + /* GPIO0 = 1, GPIO1 = 1, GPIO2 = 1. */ + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl | + GRC_MISC_LOCAL_CTRL_GPIO_OE0 | + GRC_MISC_LOCAL_CTRL_GPIO_OE1 | + GRC_MISC_LOCAL_CTRL_GPIO_OE2 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT0 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT2); + MM_Wait (40); + + /* GPIO0 = 1, GPIO1 = 1, GPIO2 = 0. */ + REG_WR (pDevice, Grc.LocalCtrl, pDevice->GrcLocalCtrl | + GRC_MISC_LOCAL_CTRL_GPIO_OE0 | + GRC_MISC_LOCAL_CTRL_GPIO_OE1 | + GRC_MISC_LOCAL_CTRL_GPIO_OE2 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT0 | + GRC_MISC_LOCAL_CTRL_GPIO_OUTPUT1); + MM_Wait (40); + } + } + + /* Set the phy to low power mode. */ + /* Put the the hardware in low power mode. */ + MM_WriteConfig32 (pDevice, T3_PCI_PM_STATUS_CTRL_REG, PmCtrl); + + return LM_STATUS_SUCCESS; +} /* LM_SetPowerState */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +static LM_UINT32 GetPhyAdFlowCntrlSettings (PLM_DEVICE_BLOCK pDevice) +{ + LM_UINT32 Value32; + + Value32 = 0; + + /* Auto negotiation flow control only when autonegotiation is enabled. */ + if (pDevice->DisableAutoNeg == FALSE || + pDevice->RequestedMediaType == LM_REQUESTED_MEDIA_TYPE_AUTO || + pDevice->RequestedMediaType == LM_REQUESTED_MEDIA_TYPE_UTP_AUTO) { + /* Please refer to Table 28B-3 of the 802.3ab-1999 spec. */ + if ((pDevice->FlowControlCap == LM_FLOW_CONTROL_AUTO_PAUSE) || + ((pDevice->FlowControlCap & LM_FLOW_CONTROL_RECEIVE_PAUSE) + && (pDevice-> + FlowControlCap & LM_FLOW_CONTROL_TRANSMIT_PAUSE))) { + Value32 |= PHY_AN_AD_PAUSE_CAPABLE; + } else if (pDevice-> + FlowControlCap & LM_FLOW_CONTROL_TRANSMIT_PAUSE) { + Value32 |= PHY_AN_AD_ASYM_PAUSE; + } else if (pDevice-> + FlowControlCap & LM_FLOW_CONTROL_RECEIVE_PAUSE) { + Value32 |= + PHY_AN_AD_PAUSE_CAPABLE | PHY_AN_AD_ASYM_PAUSE; + } + } + + return Value32; +} + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/* LM_STATUS_FAILURE */ +/* LM_STATUS_SUCCESS */ +/* */ +/******************************************************************************/ +static LM_STATUS +LM_ForceAutoNegBcm540xPhy (PLM_DEVICE_BLOCK pDevice, + LM_REQUESTED_MEDIA_TYPE RequestedMediaType) +{ + LM_MEDIA_TYPE MediaType; + LM_LINE_SPEED LineSpeed; + LM_DUPLEX_MODE DuplexMode; + LM_UINT32 NewPhyCtrl; + LM_UINT32 Value32; + LM_UINT32 Cnt; + + /* Get the interface type, line speed, and duplex mode. */ + LM_TranslateRequestedMediaType (RequestedMediaType, &MediaType, + &LineSpeed, &DuplexMode); + + if (pDevice->RestoreOnWakeUp) { + LM_WritePhy (pDevice, BCM540X_1000BASET_CTRL_REG, 0); + pDevice->advertising1000 = 0; + Value32 = PHY_AN_AD_10BASET_FULL | PHY_AN_AD_10BASET_HALF; + if (pDevice->WolSpeed == WOL_SPEED_100MB) { + Value32 |= + PHY_AN_AD_100BASETX_FULL | PHY_AN_AD_100BASETX_HALF; + } + Value32 |= PHY_AN_AD_PROTOCOL_802_3_CSMA_CD; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + } + /* Setup the auto-negotiation advertisement register. */ + else if (LineSpeed == LM_LINE_SPEED_UNKNOWN) { + /* Setup the 10/100 Mbps auto-negotiation advertisement register. */ + Value32 = PHY_AN_AD_PROTOCOL_802_3_CSMA_CD | + PHY_AN_AD_10BASET_HALF | PHY_AN_AD_10BASET_FULL | + PHY_AN_AD_100BASETX_FULL | PHY_AN_AD_100BASETX_HALF; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + + /* Advertise 1000Mbps */ + Value32 = + BCM540X_AN_AD_1000BASET_HALF | BCM540X_AN_AD_1000BASET_FULL; + +#if INCLUDE_5701_AX_FIX + /* Bug: workaround for CRC error in gigabit mode when we are in */ + /* slave mode. This will force the PHY to operate in */ + /* master mode. */ + if (pDevice->ChipRevId == T3_CHIP_ID_5701_A0 || + pDevice->ChipRevId == T3_CHIP_ID_5701_B0) { + Value32 |= BCM540X_CONFIG_AS_MASTER | + BCM540X_ENABLE_CONFIG_AS_MASTER; + } +#endif + + LM_WritePhy (pDevice, BCM540X_1000BASET_CTRL_REG, Value32); + pDevice->advertising1000 = Value32; + } else { + if (LineSpeed == LM_LINE_SPEED_1000MBPS) { + Value32 = PHY_AN_AD_PROTOCOL_802_3_CSMA_CD; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + + if (DuplexMode != LM_DUPLEX_MODE_FULL) { + Value32 = BCM540X_AN_AD_1000BASET_HALF; + } else { + Value32 = BCM540X_AN_AD_1000BASET_FULL; + } + + LM_WritePhy (pDevice, BCM540X_1000BASET_CTRL_REG, + Value32); + pDevice->advertising1000 = Value32; + } else if (LineSpeed == LM_LINE_SPEED_100MBPS) { + LM_WritePhy (pDevice, BCM540X_1000BASET_CTRL_REG, 0); + pDevice->advertising1000 = 0; + + if (DuplexMode != LM_DUPLEX_MODE_FULL) { + Value32 = PHY_AN_AD_100BASETX_HALF; + } else { + Value32 = PHY_AN_AD_100BASETX_FULL; + } + + Value32 |= PHY_AN_AD_PROTOCOL_802_3_CSMA_CD; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + } else if (LineSpeed == LM_LINE_SPEED_10MBPS) { + LM_WritePhy (pDevice, BCM540X_1000BASET_CTRL_REG, 0); + pDevice->advertising1000 = 0; + + if (DuplexMode != LM_DUPLEX_MODE_FULL) { + Value32 = PHY_AN_AD_10BASET_HALF; + } else { + Value32 = PHY_AN_AD_10BASET_FULL; + } + + Value32 |= PHY_AN_AD_PROTOCOL_802_3_CSMA_CD; + Value32 |= GetPhyAdFlowCntrlSettings (pDevice); + + LM_WritePhy (pDevice, PHY_AN_AD_REG, Value32); + pDevice->advertising = Value32; + } + } + + /* Force line speed if auto-negotiation is disabled. */ + if (pDevice->DisableAutoNeg && LineSpeed != LM_LINE_SPEED_UNKNOWN) { + /* This code path is executed only when there is link. */ + pDevice->MediaType = MediaType; + pDevice->LineSpeed = LineSpeed; + pDevice->DuplexMode = DuplexMode; + + /* Force line seepd. */ + NewPhyCtrl = 0; + switch (LineSpeed) { + case LM_LINE_SPEED_10MBPS: + NewPhyCtrl |= PHY_CTRL_SPEED_SELECT_10MBPS; + break; + case LM_LINE_SPEED_100MBPS: + NewPhyCtrl |= PHY_CTRL_SPEED_SELECT_100MBPS; + break; + case LM_LINE_SPEED_1000MBPS: + NewPhyCtrl |= PHY_CTRL_SPEED_SELECT_1000MBPS; + break; + default: + NewPhyCtrl |= PHY_CTRL_SPEED_SELECT_1000MBPS; + break; + } + + if (DuplexMode == LM_DUPLEX_MODE_FULL) { + NewPhyCtrl |= PHY_CTRL_FULL_DUPLEX_MODE; + } + + /* Don't do anything if the PHY_CTRL is already what we wanted. */ + LM_ReadPhy (pDevice, PHY_CTRL_REG, &Value32); + if (Value32 != NewPhyCtrl) { + /* Temporary bring the link down before forcing line speed. */ + LM_WritePhy (pDevice, PHY_CTRL_REG, + PHY_CTRL_LOOPBACK_MODE); + + /* Wait for link to go down. */ + for (Cnt = 0; Cnt < 15000; Cnt++) { + MM_Wait (10); + + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + LM_ReadPhy (pDevice, PHY_STATUS_REG, &Value32); + + if (!(Value32 & PHY_STATUS_LINK_PASS)) { + MM_Wait (40); + break; + } + } + + LM_WritePhy (pDevice, PHY_CTRL_REG, NewPhyCtrl); + MM_Wait (40); + } + } else { + LM_WritePhy (pDevice, PHY_CTRL_REG, PHY_CTRL_AUTO_NEG_ENABLE | + PHY_CTRL_RESTART_AUTO_NEG); + } + + return LM_STATUS_SUCCESS; +} /* LM_ForceAutoNegBcm540xPhy */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +static LM_STATUS +LM_ForceAutoNeg (PLM_DEVICE_BLOCK pDevice, + LM_REQUESTED_MEDIA_TYPE RequestedMediaType) +{ + LM_STATUS LmStatus; + + /* Initialize the phy chip. */ + switch (pDevice->PhyId & PHY_ID_MASK) { + case PHY_BCM5400_PHY_ID: + case PHY_BCM5401_PHY_ID: + case PHY_BCM5411_PHY_ID: + case PHY_BCM5701_PHY_ID: + case PHY_BCM5703_PHY_ID: + case PHY_BCM5704_PHY_ID: + LmStatus = + LM_ForceAutoNegBcm540xPhy (pDevice, RequestedMediaType); + break; + + default: + LmStatus = LM_STATUS_FAILURE; + break; + } + + return LmStatus; +} /* LM_ForceAutoNeg */ + +/******************************************************************************/ +/* Description: */ +/* */ +/* Return: */ +/******************************************************************************/ +LM_STATUS LM_LoadFirmware (PLM_DEVICE_BLOCK pDevice, + PT3_FWIMG_INFO pFwImg, + LM_UINT32 LoadCpu, LM_UINT32 StartCpu) +{ + LM_UINT32 i; + LM_UINT32 address; + + if (LoadCpu & T3_RX_CPU_ID) { + if (LM_HaltCpu (pDevice, T3_RX_CPU_ID) != LM_STATUS_SUCCESS) { + return LM_STATUS_FAILURE; + } + + /* First of all clear scrach pad memory */ + for (i = 0; i < T3_RX_CPU_SPAD_SIZE; i += 4) { + LM_RegWrInd (pDevice, T3_RX_CPU_SPAD_ADDR + i, 0); + } + + /* Copy code first */ + address = T3_RX_CPU_SPAD_ADDR + (pFwImg->Text.Offset & 0xffff); + for (i = 0; i <= pFwImg->Text.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->Text.Buffer)[i / + 4]); + } + + address = + T3_RX_CPU_SPAD_ADDR + (pFwImg->ROnlyData.Offset & 0xffff); + for (i = 0; i <= pFwImg->ROnlyData.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->ROnlyData. + Buffer)[i / 4]); + } + + address = T3_RX_CPU_SPAD_ADDR + (pFwImg->Data.Offset & 0xffff); + for (i = 0; i <= pFwImg->Data.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->Data.Buffer)[i / + 4]); + } + } + + if (LoadCpu & T3_TX_CPU_ID) { + if (LM_HaltCpu (pDevice, T3_TX_CPU_ID) != LM_STATUS_SUCCESS) { + return LM_STATUS_FAILURE; + } + + /* First of all clear scrach pad memory */ + for (i = 0; i < T3_TX_CPU_SPAD_SIZE; i += 4) { + LM_RegWrInd (pDevice, T3_TX_CPU_SPAD_ADDR + i, 0); + } + + /* Copy code first */ + address = T3_TX_CPU_SPAD_ADDR + (pFwImg->Text.Offset & 0xffff); + for (i = 0; i <= pFwImg->Text.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->Text.Buffer)[i / + 4]); + } + + address = + T3_TX_CPU_SPAD_ADDR + (pFwImg->ROnlyData.Offset & 0xffff); + for (i = 0; i <= pFwImg->ROnlyData.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->ROnlyData. + Buffer)[i / 4]); + } + + address = T3_TX_CPU_SPAD_ADDR + (pFwImg->Data.Offset & 0xffff); + for (i = 0; i <= pFwImg->Data.Length; i += 4) { + LM_RegWrInd (pDevice, address + i, + ((LM_UINT32 *) pFwImg->Data.Buffer)[i / + 4]); + } + } + + if (StartCpu & T3_RX_CPU_ID) { + /* Start Rx CPU */ + REG_WR (pDevice, rxCpu.reg.state, 0xffffffff); + REG_WR (pDevice, rxCpu.reg.PC, pFwImg->StartAddress); + for (i = 0; i < 5; i++) { + if (pFwImg->StartAddress == + REG_RD (pDevice, rxCpu.reg.PC)) + break; + + REG_WR (pDevice, rxCpu.reg.state, 0xffffffff); + REG_WR (pDevice, rxCpu.reg.mode, CPU_MODE_HALT); + REG_WR (pDevice, rxCpu.reg.PC, pFwImg->StartAddress); + MM_Wait (1000); + } + + REG_WR (pDevice, rxCpu.reg.state, 0xffffffff); + REG_WR (pDevice, rxCpu.reg.mode, 0); + } + + if (StartCpu & T3_TX_CPU_ID) { + /* Start Tx CPU */ + REG_WR (pDevice, txCpu.reg.state, 0xffffffff); + REG_WR (pDevice, txCpu.reg.PC, pFwImg->StartAddress); + for (i = 0; i < 5; i++) { + if (pFwImg->StartAddress == + REG_RD (pDevice, txCpu.reg.PC)) + break; + + REG_WR (pDevice, txCpu.reg.state, 0xffffffff); + REG_WR (pDevice, txCpu.reg.mode, CPU_MODE_HALT); + REG_WR (pDevice, txCpu.reg.PC, pFwImg->StartAddress); + MM_Wait (1000); + } + + REG_WR (pDevice, txCpu.reg.state, 0xffffffff); + REG_WR (pDevice, txCpu.reg.mode, 0); + } + + return LM_STATUS_SUCCESS; +} + +STATIC LM_STATUS LM_HaltCpu (PLM_DEVICE_BLOCK pDevice, LM_UINT32 cpu_number) +{ + LM_UINT32 i; + + if (cpu_number == T3_RX_CPU_ID) { + for (i = 0; i < 10000; i++) { + REG_WR (pDevice, rxCpu.reg.state, 0xffffffff); + REG_WR (pDevice, rxCpu.reg.mode, CPU_MODE_HALT); + + if (REG_RD (pDevice, rxCpu.reg.mode) & CPU_MODE_HALT) + break; + } + + REG_WR (pDevice, rxCpu.reg.state, 0xffffffff); + REG_WR (pDevice, rxCpu.reg.mode, CPU_MODE_HALT); + MM_Wait (10); + } else { + for (i = 0; i < 10000; i++) { + REG_WR (pDevice, txCpu.reg.state, 0xffffffff); + REG_WR (pDevice, txCpu.reg.mode, CPU_MODE_HALT); + + if (REG_RD (pDevice, txCpu.reg.mode) & CPU_MODE_HALT) + break; + } + } + + return ((i == 10000) ? LM_STATUS_FAILURE : LM_STATUS_SUCCESS); +} + +int LM_BlinkLED (PLM_DEVICE_BLOCK pDevice, LM_UINT32 BlinkDurationSec) +{ + LM_UINT32 Oldcfg; + int j; + int ret = 0; + + if (BlinkDurationSec == 0) { + return 0; + } + if (BlinkDurationSec > 120) { + BlinkDurationSec = 120; + } + + Oldcfg = REG_RD (pDevice, MacCtrl.LedCtrl); + for (j = 0; j < BlinkDurationSec * 2; j++) { + if (j % 2) { + /* Turn on the LEDs. */ + REG_WR (pDevice, MacCtrl.LedCtrl, + LED_CTRL_OVERRIDE_LINK_LED | + LED_CTRL_1000MBPS_LED_ON | + LED_CTRL_100MBPS_LED_ON | + LED_CTRL_10MBPS_LED_ON | + LED_CTRL_OVERRIDE_TRAFFIC_LED | + LED_CTRL_BLINK_TRAFFIC_LED | + LED_CTRL_TRAFFIC_LED); + } else { + /* Turn off the LEDs. */ + REG_WR (pDevice, MacCtrl.LedCtrl, + LED_CTRL_OVERRIDE_LINK_LED | + LED_CTRL_OVERRIDE_TRAFFIC_LED); + } + +#ifndef EMBEDDED + current->state = TASK_INTERRUPTIBLE; + if (schedule_timeout (HZ / 2) != 0) { + ret = -EINTR; + break; + } +#else + udelay (100000); /* 1s sleep */ +#endif + } + REG_WR (pDevice, MacCtrl.LedCtrl, Oldcfg); + return ret; +} + +int t3_do_dma (PLM_DEVICE_BLOCK pDevice, + LM_PHYSICAL_ADDRESS host_addr_phy, int length, int dma_read) +{ + T3_DMA_DESC dma_desc; + int i; + LM_UINT32 dma_desc_addr; + LM_UINT32 value32; + + REG_WR (pDevice, BufMgr.Mode, 0); + REG_WR (pDevice, Ftq.Reset, 0); + + dma_desc.host_addr.High = host_addr_phy.High; + dma_desc.host_addr.Low = host_addr_phy.Low; + dma_desc.nic_mbuf = 0x2100; + dma_desc.len = length; + dma_desc.flags = 0x00000004; /* Generate Rx-CPU event */ + + if (dma_read) { + dma_desc.cqid_sqid = (T3_QID_RX_BD_COMP << 8) | + T3_QID_DMA_HIGH_PRI_READ; + REG_WR (pDevice, DmaRead.Mode, DMA_READ_MODE_ENABLE); + } else { + dma_desc.cqid_sqid = (T3_QID_RX_DATA_COMP << 8) | + T3_QID_DMA_HIGH_PRI_WRITE; + REG_WR (pDevice, DmaWrite.Mode, DMA_WRITE_MODE_ENABLE); + } + + dma_desc_addr = T3_NIC_DMA_DESC_POOL_ADDR; + + /* Writing this DMA descriptor to DMA memory */ + for (i = 0; i < sizeof (T3_DMA_DESC); i += 4) { + value32 = *((PLM_UINT32) (((PLM_UINT8) & dma_desc) + i)); + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_ADDR_REG, + dma_desc_addr + i); + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_DATA_REG, + cpu_to_le32 (value32)); + } + MM_WriteConfig32 (pDevice, T3_PCI_MEM_WIN_ADDR_REG, 0); + + if (dma_read) + REG_WR (pDevice, Ftq.DmaHighReadFtqFifoEnqueueDequeue, + dma_desc_addr); + else + REG_WR (pDevice, Ftq.DmaHighWriteFtqFifoEnqueueDequeue, + dma_desc_addr); + + for (i = 0; i < 40; i++) { + if (dma_read) + value32 = + REG_RD (pDevice, + Ftq.RcvBdCompFtqFifoEnqueueDequeue); + else + value32 = + REG_RD (pDevice, + Ftq.RcvDataCompFtqFifoEnqueueDequeue); + + if ((value32 & 0xffff) == dma_desc_addr) + break; + + MM_Wait (10); + } + + return LM_STATUS_SUCCESS; +} + +STATIC LM_STATUS +LM_DmaTest (PLM_DEVICE_BLOCK pDevice, PLM_UINT8 pBufferVirt, + LM_PHYSICAL_ADDRESS BufferPhy, LM_UINT32 BufferSize) +{ + int j; + LM_UINT32 *ptr; + int dma_success = 0; + + if (T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5700 && + T3_ASIC_REV (pDevice->ChipRevId) != T3_ASIC_REV_5701) { + return LM_STATUS_SUCCESS; + } + while (!dma_success) { + /* Fill data with incremental patterns */ + ptr = (LM_UINT32 *) pBufferVirt; + for (j = 0; j < BufferSize / 4; j++) + *ptr++ = j; + + if (t3_do_dma (pDevice, BufferPhy, BufferSize, 1) == + LM_STATUS_FAILURE) { + return LM_STATUS_FAILURE; + } + + MM_Wait (40); + ptr = (LM_UINT32 *) pBufferVirt; + /* Fill data with zero */ + for (j = 0; j < BufferSize / 4; j++) + *ptr++ = 0; + + if (t3_do_dma (pDevice, BufferPhy, BufferSize, 0) == + LM_STATUS_FAILURE) { + return LM_STATUS_FAILURE; + } + + MM_Wait (40); + /* Check for data */ + ptr = (LM_UINT32 *) pBufferVirt; + for (j = 0; j < BufferSize / 4; j++) { + if (*ptr++ != j) { + if ((pDevice-> + DmaReadWriteCtrl & + DMA_CTRL_WRITE_BOUNDARY_MASK) + == DMA_CTRL_WRITE_BOUNDARY_DISABLE) { + pDevice->DmaReadWriteCtrl = + (pDevice-> + DmaReadWriteCtrl & + ~DMA_CTRL_WRITE_BOUNDARY_MASK) | + DMA_CTRL_WRITE_BOUNDARY_16; + REG_WR (pDevice, + PciCfg.DmaReadWriteCtrl, + pDevice->DmaReadWriteCtrl); + break; + } else { + return LM_STATUS_FAILURE; + } + } + } + if (j == (BufferSize / 4)) + dma_success = 1; + } + return LM_STATUS_SUCCESS; +} + +#endif |