| /* |
| * Include file for Gigabit Ethernet device driver for Network |
| * Interface Cards (NICs) utilizing the Tamarack Microelectronics |
| * Inc. IPG Gigabit or Triple Speed Ethernet Media Access |
| * Controller. |
| */ |
| #ifndef __LINUX_IPG_H |
| #define __LINUX_IPG_H |
| |
| #include <linux/module.h> |
| |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/ioport.h> |
| #include <linux/errno.h> |
| #include <asm/io.h> |
| #include <linux/delay.h> |
| #include <linux/types.h> |
| #include <linux/netdevice.h> |
| #include <linux/etherdevice.h> |
| #include <linux/init.h> |
| #include <linux/skbuff.h> |
| #include <asm/bitops.h> |
| |
| /* |
| * Constants |
| */ |
| |
| /* GMII based PHY IDs */ |
| #define NS 0x2000 |
| #define MARVELL 0x0141 |
| #define ICPLUS_PHY 0x243 |
| |
| /* NIC Physical Layer Device MII register fields. */ |
| #define MII_PHY_SELECTOR_IEEE8023 0x0001 |
| #define MII_PHY_TECHABILITYFIELD 0x1FE0 |
| |
| /* GMII_PHY_1000 need to set to prefer master */ |
| #define GMII_PHY_1000BASETCONTROL_PreferMaster 0x0400 |
| |
| /* NIC Physical Layer Device GMII constants. */ |
| #define GMII_PREAMBLE 0xFFFFFFFF |
| #define GMII_ST 0x1 |
| #define GMII_READ 0x2 |
| #define GMII_WRITE 0x1 |
| #define GMII_TA_READ_MASK 0x1 |
| #define GMII_TA_WRITE 0x2 |
| |
| /* I/O register offsets. */ |
| enum ipg_regs { |
| DMA_CTRL = 0x00, |
| RX_DMA_STATUS = 0x08, /* Unused + reserved */ |
| TFD_LIST_PTR_0 = 0x10, |
| TFD_LIST_PTR_1 = 0x14, |
| TX_DMA_BURST_THRESH = 0x18, |
| TX_DMA_URGENT_THRESH = 0x19, |
| TX_DMA_POLL_PERIOD = 0x1a, |
| RFD_LIST_PTR_0 = 0x1c, |
| RFD_LIST_PTR_1 = 0x20, |
| RX_DMA_BURST_THRESH = 0x24, |
| RX_DMA_URGENT_THRESH = 0x25, |
| RX_DMA_POLL_PERIOD = 0x26, |
| DEBUG_CTRL = 0x2c, |
| ASIC_CTRL = 0x30, |
| FIFO_CTRL = 0x38, /* Unused */ |
| FLOW_OFF_THRESH = 0x3c, |
| FLOW_ON_THRESH = 0x3e, |
| EEPROM_DATA = 0x48, |
| EEPROM_CTRL = 0x4a, |
| EXPROM_ADDR = 0x4c, /* Unused */ |
| EXPROM_DATA = 0x50, /* Unused */ |
| WAKE_EVENT = 0x51, /* Unused */ |
| COUNTDOWN = 0x54, /* Unused */ |
| INT_STATUS_ACK = 0x5a, |
| INT_ENABLE = 0x5c, |
| INT_STATUS = 0x5e, /* Unused */ |
| TX_STATUS = 0x60, |
| MAC_CTRL = 0x6c, |
| VLAN_TAG = 0x70, /* Unused */ |
| PHY_SET = 0x75, |
| PHY_CTRL = 0x76, |
| STATION_ADDRESS_0 = 0x78, |
| STATION_ADDRESS_1 = 0x7a, |
| STATION_ADDRESS_2 = 0x7c, |
| MAX_FRAME_SIZE = 0x86, |
| RECEIVE_MODE = 0x88, |
| HASHTABLE_0 = 0x8c, |
| HASHTABLE_1 = 0x90, |
| RMON_STATISTICS_MASK = 0x98, |
| STATISTICS_MASK = 0x9c, |
| RX_JUMBO_FRAMES = 0xbc, /* Unused */ |
| TCP_CHECKSUM_ERRORS = 0xc0, /* Unused */ |
| IP_CHECKSUM_ERRORS = 0xc2, /* Unused */ |
| UDP_CHECKSUM_ERRORS = 0xc4, /* Unused */ |
| TX_JUMBO_FRAMES = 0xf4 /* Unused */ |
| }; |
| |
| /* Ethernet MIB statistic register offsets. */ |
| #define IPG_OCTETRCVOK 0xA8 |
| #define IPG_MCSTOCTETRCVDOK 0xAC |
| #define IPG_BCSTOCTETRCVOK 0xB0 |
| #define IPG_FRAMESRCVDOK 0xB4 |
| #define IPG_MCSTFRAMESRCVDOK 0xB8 |
| #define IPG_BCSTFRAMESRCVDOK 0xBE |
| #define IPG_MACCONTROLFRAMESRCVD 0xC6 |
| #define IPG_FRAMETOOLONGERRRORS 0xC8 |
| #define IPG_INRANGELENGTHERRORS 0xCA |
| #define IPG_FRAMECHECKSEQERRORS 0xCC |
| #define IPG_FRAMESLOSTRXERRORS 0xCE |
| #define IPG_OCTETXMTOK 0xD0 |
| #define IPG_MCSTOCTETXMTOK 0xD4 |
| #define IPG_BCSTOCTETXMTOK 0xD8 |
| #define IPG_FRAMESXMTDOK 0xDC |
| #define IPG_MCSTFRAMESXMTDOK 0xE0 |
| #define IPG_FRAMESWDEFERREDXMT 0xE4 |
| #define IPG_LATECOLLISIONS 0xE8 |
| #define IPG_MULTICOLFRAMES 0xEC |
| #define IPG_SINGLECOLFRAMES 0xF0 |
| #define IPG_BCSTFRAMESXMTDOK 0xF6 |
| #define IPG_CARRIERSENSEERRORS 0xF8 |
| #define IPG_MACCONTROLFRAMESXMTDOK 0xFA |
| #define IPG_FRAMESABORTXSCOLLS 0xFC |
| #define IPG_FRAMESWEXDEFERRAL 0xFE |
| |
| /* RMON statistic register offsets. */ |
| #define IPG_ETHERSTATSCOLLISIONS 0x100 |
| #define IPG_ETHERSTATSOCTETSTRANSMIT 0x104 |
| #define IPG_ETHERSTATSPKTSTRANSMIT 0x108 |
| #define IPG_ETHERSTATSPKTS64OCTESTSTRANSMIT 0x10C |
| #define IPG_ETHERSTATSPKTS65TO127OCTESTSTRANSMIT 0x110 |
| #define IPG_ETHERSTATSPKTS128TO255OCTESTSTRANSMIT 0x114 |
| #define IPG_ETHERSTATSPKTS256TO511OCTESTSTRANSMIT 0x118 |
| #define IPG_ETHERSTATSPKTS512TO1023OCTESTSTRANSMIT 0x11C |
| #define IPG_ETHERSTATSPKTS1024TO1518OCTESTSTRANSMIT 0x120 |
| #define IPG_ETHERSTATSCRCALIGNERRORS 0x124 |
| #define IPG_ETHERSTATSUNDERSIZEPKTS 0x128 |
| #define IPG_ETHERSTATSFRAGMENTS 0x12C |
| #define IPG_ETHERSTATSJABBERS 0x130 |
| #define IPG_ETHERSTATSOCTETS 0x134 |
| #define IPG_ETHERSTATSPKTS 0x138 |
| #define IPG_ETHERSTATSPKTS64OCTESTS 0x13C |
| #define IPG_ETHERSTATSPKTS65TO127OCTESTS 0x140 |
| #define IPG_ETHERSTATSPKTS128TO255OCTESTS 0x144 |
| #define IPG_ETHERSTATSPKTS256TO511OCTESTS 0x148 |
| #define IPG_ETHERSTATSPKTS512TO1023OCTESTS 0x14C |
| #define IPG_ETHERSTATSPKTS1024TO1518OCTESTS 0x150 |
| |
| /* RMON statistic register equivalents. */ |
| #define IPG_ETHERSTATSMULTICASTPKTSTRANSMIT 0xE0 |
| #define IPG_ETHERSTATSBROADCASTPKTSTRANSMIT 0xF6 |
| #define IPG_ETHERSTATSMULTICASTPKTS 0xB8 |
| #define IPG_ETHERSTATSBROADCASTPKTS 0xBE |
| #define IPG_ETHERSTATSOVERSIZEPKTS 0xC8 |
| #define IPG_ETHERSTATSDROPEVENTS 0xCE |
| |
| /* Serial EEPROM offsets */ |
| #define IPG_EEPROM_CONFIGPARAM 0x00 |
| #define IPG_EEPROM_ASICCTRL 0x01 |
| #define IPG_EEPROM_SUBSYSTEMVENDORID 0x02 |
| #define IPG_EEPROM_SUBSYSTEMID 0x03 |
| #define IPG_EEPROM_STATIONADDRESS0 0x10 |
| #define IPG_EEPROM_STATIONADDRESS1 0x11 |
| #define IPG_EEPROM_STATIONADDRESS2 0x12 |
| |
| /* Register & data structure bit masks */ |
| |
| /* PCI register masks. */ |
| |
| /* IOBaseAddress */ |
| #define IPG_PIB_RSVD_MASK 0xFFFFFE01 |
| #define IPG_PIB_IOBASEADDRESS 0xFFFFFF00 |
| #define IPG_PIB_IOBASEADDRIND 0x00000001 |
| |
| /* MemBaseAddress */ |
| #define IPG_PMB_RSVD_MASK 0xFFFFFE07 |
| #define IPG_PMB_MEMBASEADDRIND 0x00000001 |
| #define IPG_PMB_MEMMAPTYPE 0x00000006 |
| #define IPG_PMB_MEMMAPTYPE0 0x00000002 |
| #define IPG_PMB_MEMMAPTYPE1 0x00000004 |
| #define IPG_PMB_MEMBASEADDRESS 0xFFFFFE00 |
| |
| /* ConfigStatus */ |
| #define IPG_CS_RSVD_MASK 0xFFB0 |
| #define IPG_CS_CAPABILITIES 0x0010 |
| #define IPG_CS_66MHZCAPABLE 0x0020 |
| #define IPG_CS_FASTBACK2BACK 0x0080 |
| #define IPG_CS_DATAPARITYREPORTED 0x0100 |
| #define IPG_CS_DEVSELTIMING 0x0600 |
| #define IPG_CS_SIGNALEDTARGETABORT 0x0800 |
| #define IPG_CS_RECEIVEDTARGETABORT 0x1000 |
| #define IPG_CS_RECEIVEDMASTERABORT 0x2000 |
| #define IPG_CS_SIGNALEDSYSTEMERROR 0x4000 |
| #define IPG_CS_DETECTEDPARITYERROR 0x8000 |
| |
| /* TFD data structure masks. */ |
| |
| /* TFDList, TFC */ |
| #define IPG_TFC_RSVD_MASK 0x0000FFFF9FFFFFFF |
| #define IPG_TFC_FRAMEID 0x000000000000FFFF |
| #define IPG_TFC_WORDALIGN 0x0000000000030000 |
| #define IPG_TFC_WORDALIGNTODWORD 0x0000000000000000 |
| #define IPG_TFC_WORDALIGNTOWORD 0x0000000000020000 |
| #define IPG_TFC_WORDALIGNDISABLED 0x0000000000030000 |
| #define IPG_TFC_TCPCHECKSUMENABLE 0x0000000000040000 |
| #define IPG_TFC_UDPCHECKSUMENABLE 0x0000000000080000 |
| #define IPG_TFC_IPCHECKSUMENABLE 0x0000000000100000 |
| #define IPG_TFC_FCSAPPENDDISABLE 0x0000000000200000 |
| #define IPG_TFC_TXINDICATE 0x0000000000400000 |
| #define IPG_TFC_TXDMAINDICATE 0x0000000000800000 |
| #define IPG_TFC_FRAGCOUNT 0x000000000F000000 |
| #define IPG_TFC_VLANTAGINSERT 0x0000000010000000 |
| #define IPG_TFC_TFDDONE 0x0000000080000000 |
| #define IPG_TFC_VID 0x00000FFF00000000 |
| #define IPG_TFC_CFI 0x0000100000000000 |
| #define IPG_TFC_USERPRIORITY 0x0000E00000000000 |
| |
| /* TFDList, FragInfo */ |
| #define IPG_TFI_RSVD_MASK 0xFFFF00FFFFFFFFFF |
| #define IPG_TFI_FRAGADDR 0x000000FFFFFFFFFF |
| #define IPG_TFI_FRAGLEN 0xFFFF000000000000LL |
| |
| /* RFD data structure masks. */ |
| |
| /* RFDList, RFS */ |
| #define IPG_RFS_RSVD_MASK 0x0000FFFFFFFFFFFF |
| #define IPG_RFS_RXFRAMELEN 0x000000000000FFFF |
| #define IPG_RFS_RXFIFOOVERRUN 0x0000000000010000 |
| #define IPG_RFS_RXRUNTFRAME 0x0000000000020000 |
| #define IPG_RFS_RXALIGNMENTERROR 0x0000000000040000 |
| #define IPG_RFS_RXFCSERROR 0x0000000000080000 |
| #define IPG_RFS_RXOVERSIZEDFRAME 0x0000000000100000 |
| #define IPG_RFS_RXLENGTHERROR 0x0000000000200000 |
| #define IPG_RFS_VLANDETECTED 0x0000000000400000 |
| #define IPG_RFS_TCPDETECTED 0x0000000000800000 |
| #define IPG_RFS_TCPERROR 0x0000000001000000 |
| #define IPG_RFS_UDPDETECTED 0x0000000002000000 |
| #define IPG_RFS_UDPERROR 0x0000000004000000 |
| #define IPG_RFS_IPDETECTED 0x0000000008000000 |
| #define IPG_RFS_IPERROR 0x0000000010000000 |
| #define IPG_RFS_FRAMESTART 0x0000000020000000 |
| #define IPG_RFS_FRAMEEND 0x0000000040000000 |
| #define IPG_RFS_RFDDONE 0x0000000080000000 |
| #define IPG_RFS_TCI 0x0000FFFF00000000 |
| |
| /* RFDList, FragInfo */ |
| #define IPG_RFI_RSVD_MASK 0xFFFF00FFFFFFFFFF |
| #define IPG_RFI_FRAGADDR 0x000000FFFFFFFFFF |
| #define IPG_RFI_FRAGLEN 0xFFFF000000000000LL |
| |
| /* I/O Register masks. */ |
| |
| /* RMON Statistics Mask */ |
| #define IPG_RZ_ALL 0x0FFFFFFF |
| |
| /* Statistics Mask */ |
| #define IPG_SM_ALL 0x0FFFFFFF |
| #define IPG_SM_OCTETRCVOK_FRAMESRCVDOK 0x00000001 |
| #define IPG_SM_MCSTOCTETRCVDOK_MCSTFRAMESRCVDOK 0x00000002 |
| #define IPG_SM_BCSTOCTETRCVDOK_BCSTFRAMESRCVDOK 0x00000004 |
| #define IPG_SM_RXJUMBOFRAMES 0x00000008 |
| #define IPG_SM_TCPCHECKSUMERRORS 0x00000010 |
| #define IPG_SM_IPCHECKSUMERRORS 0x00000020 |
| #define IPG_SM_UDPCHECKSUMERRORS 0x00000040 |
| #define IPG_SM_MACCONTROLFRAMESRCVD 0x00000080 |
| #define IPG_SM_FRAMESTOOLONGERRORS 0x00000100 |
| #define IPG_SM_INRANGELENGTHERRORS 0x00000200 |
| #define IPG_SM_FRAMECHECKSEQERRORS 0x00000400 |
| #define IPG_SM_FRAMESLOSTRXERRORS 0x00000800 |
| #define IPG_SM_OCTETXMTOK_FRAMESXMTOK 0x00001000 |
| #define IPG_SM_MCSTOCTETXMTOK_MCSTFRAMESXMTDOK 0x00002000 |
| #define IPG_SM_BCSTOCTETXMTOK_BCSTFRAMESXMTDOK 0x00004000 |
| #define IPG_SM_FRAMESWDEFERREDXMT 0x00008000 |
| #define IPG_SM_LATECOLLISIONS 0x00010000 |
| #define IPG_SM_MULTICOLFRAMES 0x00020000 |
| #define IPG_SM_SINGLECOLFRAMES 0x00040000 |
| #define IPG_SM_TXJUMBOFRAMES 0x00080000 |
| #define IPG_SM_CARRIERSENSEERRORS 0x00100000 |
| #define IPG_SM_MACCONTROLFRAMESXMTD 0x00200000 |
| #define IPG_SM_FRAMESABORTXSCOLLS 0x00400000 |
| #define IPG_SM_FRAMESWEXDEFERAL 0x00800000 |
| |
| /* Countdown */ |
| #define IPG_CD_RSVD_MASK 0x0700FFFF |
| #define IPG_CD_COUNT 0x0000FFFF |
| #define IPG_CD_COUNTDOWNSPEED 0x01000000 |
| #define IPG_CD_COUNTDOWNMODE 0x02000000 |
| #define IPG_CD_COUNTINTENABLED 0x04000000 |
| |
| /* TxDMABurstThresh */ |
| #define IPG_TB_RSVD_MASK 0xFF |
| |
| /* TxDMAUrgentThresh */ |
| #define IPG_TU_RSVD_MASK 0xFF |
| |
| /* TxDMAPollPeriod */ |
| #define IPG_TP_RSVD_MASK 0xFF |
| |
| /* RxDMAUrgentThresh */ |
| #define IPG_RU_RSVD_MASK 0xFF |
| |
| /* RxDMAPollPeriod */ |
| #define IPG_RP_RSVD_MASK 0xFF |
| |
| /* ReceiveMode */ |
| #define IPG_RM_RSVD_MASK 0x3F |
| #define IPG_RM_RECEIVEUNICAST 0x01 |
| #define IPG_RM_RECEIVEMULTICAST 0x02 |
| #define IPG_RM_RECEIVEBROADCAST 0x04 |
| #define IPG_RM_RECEIVEALLFRAMES 0x08 |
| #define IPG_RM_RECEIVEMULTICASTHASH 0x10 |
| #define IPG_RM_RECEIVEIPMULTICAST 0x20 |
| |
| /* PhySet */ |
| #define IPG_PS_MEM_LENB9B 0x01 |
| #define IPG_PS_MEM_LEN9 0x02 |
| #define IPG_PS_NON_COMPDET 0x04 |
| |
| /* PhyCtrl */ |
| #define IPG_PC_RSVD_MASK 0xFF |
| #define IPG_PC_MGMTCLK_LO 0x00 |
| #define IPG_PC_MGMTCLK_HI 0x01 |
| #define IPG_PC_MGMTCLK 0x01 |
| #define IPG_PC_MGMTDATA 0x02 |
| #define IPG_PC_MGMTDIR 0x04 |
| #define IPG_PC_DUPLEX_POLARITY 0x08 |
| #define IPG_PC_DUPLEX_STATUS 0x10 |
| #define IPG_PC_LINK_POLARITY 0x20 |
| #define IPG_PC_LINK_SPEED 0xC0 |
| #define IPG_PC_LINK_SPEED_10MBPS 0x40 |
| #define IPG_PC_LINK_SPEED_100MBPS 0x80 |
| #define IPG_PC_LINK_SPEED_1000MBPS 0xC0 |
| |
| /* DMACtrl */ |
| #define IPG_DC_RSVD_MASK 0xC07D9818 |
| #define IPG_DC_RX_DMA_COMPLETE 0x00000008 |
| #define IPG_DC_RX_DMA_POLL_NOW 0x00000010 |
| #define IPG_DC_TX_DMA_COMPLETE 0x00000800 |
| #define IPG_DC_TX_DMA_POLL_NOW 0x00001000 |
| #define IPG_DC_TX_DMA_IN_PROG 0x00008000 |
| #define IPG_DC_RX_EARLY_DISABLE 0x00010000 |
| #define IPG_DC_MWI_DISABLE 0x00040000 |
| #define IPG_DC_TX_WRITE_BACK_DISABLE 0x00080000 |
| #define IPG_DC_TX_BURST_LIMIT 0x00700000 |
| #define IPG_DC_TARGET_ABORT 0x40000000 |
| #define IPG_DC_MASTER_ABORT 0x80000000 |
| |
| /* ASICCtrl */ |
| #define IPG_AC_RSVD_MASK 0x07FFEFF2 |
| #define IPG_AC_EXP_ROM_SIZE 0x00000002 |
| #define IPG_AC_PHY_SPEED10 0x00000010 |
| #define IPG_AC_PHY_SPEED100 0x00000020 |
| #define IPG_AC_PHY_SPEED1000 0x00000040 |
| #define IPG_AC_PHY_MEDIA 0x00000080 |
| #define IPG_AC_FORCED_CFG 0x00000700 |
| #define IPG_AC_D3RESETDISABLE 0x00000800 |
| #define IPG_AC_SPEED_UP_MODE 0x00002000 |
| #define IPG_AC_LED_MODE 0x00004000 |
| #define IPG_AC_RST_OUT_POLARITY 0x00008000 |
| #define IPG_AC_GLOBAL_RESET 0x00010000 |
| #define IPG_AC_RX_RESET 0x00020000 |
| #define IPG_AC_TX_RESET 0x00040000 |
| #define IPG_AC_DMA 0x00080000 |
| #define IPG_AC_FIFO 0x00100000 |
| #define IPG_AC_NETWORK 0x00200000 |
| #define IPG_AC_HOST 0x00400000 |
| #define IPG_AC_AUTO_INIT 0x00800000 |
| #define IPG_AC_RST_OUT 0x01000000 |
| #define IPG_AC_INT_REQUEST 0x02000000 |
| #define IPG_AC_RESET_BUSY 0x04000000 |
| #define IPG_AC_LED_SPEED 0x08000000 |
| #define IPG_AC_LED_MODE_BIT_1 0x20000000 |
| |
| /* EepromCtrl */ |
| #define IPG_EC_RSVD_MASK 0x83FF |
| #define IPG_EC_EEPROM_ADDR 0x00FF |
| #define IPG_EC_EEPROM_OPCODE 0x0300 |
| #define IPG_EC_EEPROM_SUBCOMMAD 0x0000 |
| #define IPG_EC_EEPROM_WRITEOPCODE 0x0100 |
| #define IPG_EC_EEPROM_READOPCODE 0x0200 |
| #define IPG_EC_EEPROM_ERASEOPCODE 0x0300 |
| #define IPG_EC_EEPROM_BUSY 0x8000 |
| |
| /* FIFOCtrl */ |
| #define IPG_FC_RSVD_MASK 0xC001 |
| #define IPG_FC_RAM_TEST_MODE 0x0001 |
| #define IPG_FC_TRANSMITTING 0x4000 |
| #define IPG_FC_RECEIVING 0x8000 |
| |
| /* TxStatus */ |
| #define IPG_TS_RSVD_MASK 0xFFFF00DD |
| #define IPG_TS_TX_ERROR 0x00000001 |
| #define IPG_TS_LATE_COLLISION 0x00000004 |
| #define IPG_TS_TX_MAX_COLL 0x00000008 |
| #define IPG_TS_TX_UNDERRUN 0x00000010 |
| #define IPG_TS_TX_IND_REQD 0x00000040 |
| #define IPG_TS_TX_COMPLETE 0x00000080 |
| #define IPG_TS_TX_FRAMEID 0xFFFF0000 |
| |
| /* WakeEvent */ |
| #define IPG_WE_WAKE_PKT_ENABLE 0x01 |
| #define IPG_WE_MAGIC_PKT_ENABLE 0x02 |
| #define IPG_WE_LINK_EVT_ENABLE 0x04 |
| #define IPG_WE_WAKE_POLARITY 0x08 |
| #define IPG_WE_WAKE_PKT_EVT 0x10 |
| #define IPG_WE_MAGIC_PKT_EVT 0x20 |
| #define IPG_WE_LINK_EVT 0x40 |
| #define IPG_WE_WOL_ENABLE 0x80 |
| |
| /* IntEnable */ |
| #define IPG_IE_RSVD_MASK 0x1FFE |
| #define IPG_IE_HOST_ERROR 0x0002 |
| #define IPG_IE_TX_COMPLETE 0x0004 |
| #define IPG_IE_MAC_CTRL_FRAME 0x0008 |
| #define IPG_IE_RX_COMPLETE 0x0010 |
| #define IPG_IE_RX_EARLY 0x0020 |
| #define IPG_IE_INT_REQUESTED 0x0040 |
| #define IPG_IE_UPDATE_STATS 0x0080 |
| #define IPG_IE_LINK_EVENT 0x0100 |
| #define IPG_IE_TX_DMA_COMPLETE 0x0200 |
| #define IPG_IE_RX_DMA_COMPLETE 0x0400 |
| #define IPG_IE_RFD_LIST_END 0x0800 |
| #define IPG_IE_RX_DMA_PRIORITY 0x1000 |
| |
| /* IntStatus */ |
| #define IPG_IS_RSVD_MASK 0x1FFF |
| #define IPG_IS_INTERRUPT_STATUS 0x0001 |
| #define IPG_IS_HOST_ERROR 0x0002 |
| #define IPG_IS_TX_COMPLETE 0x0004 |
| #define IPG_IS_MAC_CTRL_FRAME 0x0008 |
| #define IPG_IS_RX_COMPLETE 0x0010 |
| #define IPG_IS_RX_EARLY 0x0020 |
| #define IPG_IS_INT_REQUESTED 0x0040 |
| #define IPG_IS_UPDATE_STATS 0x0080 |
| #define IPG_IS_LINK_EVENT 0x0100 |
| #define IPG_IS_TX_DMA_COMPLETE 0x0200 |
| #define IPG_IS_RX_DMA_COMPLETE 0x0400 |
| #define IPG_IS_RFD_LIST_END 0x0800 |
| #define IPG_IS_RX_DMA_PRIORITY 0x1000 |
| |
| /* MACCtrl */ |
| #define IPG_MC_RSVD_MASK 0x7FE33FA3 |
| #define IPG_MC_IFS_SELECT 0x00000003 |
| #define IPG_MC_IFS_4352BIT 0x00000003 |
| #define IPG_MC_IFS_1792BIT 0x00000002 |
| #define IPG_MC_IFS_1024BIT 0x00000001 |
| #define IPG_MC_IFS_96BIT 0x00000000 |
| #define IPG_MC_DUPLEX_SELECT 0x00000020 |
| #define IPG_MC_DUPLEX_SELECT_FD 0x00000020 |
| #define IPG_MC_DUPLEX_SELECT_HD 0x00000000 |
| #define IPG_MC_TX_FLOW_CONTROL_ENABLE 0x00000080 |
| #define IPG_MC_RX_FLOW_CONTROL_ENABLE 0x00000100 |
| #define IPG_MC_RCV_FCS 0x00000200 |
| #define IPG_MC_FIFO_LOOPBACK 0x00000400 |
| #define IPG_MC_MAC_LOOPBACK 0x00000800 |
| #define IPG_MC_AUTO_VLAN_TAGGING 0x00001000 |
| #define IPG_MC_AUTO_VLAN_UNTAGGING 0x00002000 |
| #define IPG_MC_COLLISION_DETECT 0x00010000 |
| #define IPG_MC_CARRIER_SENSE 0x00020000 |
| #define IPG_MC_STATISTICS_ENABLE 0x00200000 |
| #define IPG_MC_STATISTICS_DISABLE 0x00400000 |
| #define IPG_MC_STATISTICS_ENABLED 0x00800000 |
| #define IPG_MC_TX_ENABLE 0x01000000 |
| #define IPG_MC_TX_DISABLE 0x02000000 |
| #define IPG_MC_TX_ENABLED 0x04000000 |
| #define IPG_MC_RX_ENABLE 0x08000000 |
| #define IPG_MC_RX_DISABLE 0x10000000 |
| #define IPG_MC_RX_ENABLED 0x20000000 |
| #define IPG_MC_PAUSED 0x40000000 |
| |
| /* |
| * Tune |
| */ |
| |
| /* Assign IPG_APPEND_FCS_ON_TX > 0 for auto FCS append on TX. */ |
| #define IPG_APPEND_FCS_ON_TX 1 |
| |
| /* Assign IPG_APPEND_FCS_ON_TX > 0 for auto FCS strip on RX. */ |
| #define IPG_STRIP_FCS_ON_RX 1 |
| |
| /* Assign IPG_DROP_ON_RX_ETH_ERRORS > 0 to drop RX frames with |
| * Ethernet errors. |
| */ |
| #define IPG_DROP_ON_RX_ETH_ERRORS 1 |
| |
| /* Assign IPG_INSERT_MANUAL_VLAN_TAG > 0 to insert VLAN tags manually |
| * (via TFC). |
| */ |
| #define IPG_INSERT_MANUAL_VLAN_TAG 0 |
| |
| /* Assign IPG_ADD_IPCHECKSUM_ON_TX > 0 for auto IP checksum on TX. */ |
| #define IPG_ADD_IPCHECKSUM_ON_TX 0 |
| |
| /* Assign IPG_ADD_TCPCHECKSUM_ON_TX > 0 for auto TCP checksum on TX. |
| * DO NOT USE FOR SILICON REVISIONS B3 AND EARLIER. |
| */ |
| #define IPG_ADD_TCPCHECKSUM_ON_TX 0 |
| |
| /* Assign IPG_ADD_UDPCHECKSUM_ON_TX > 0 for auto UDP checksum on TX. |
| * DO NOT USE FOR SILICON REVISIONS B3 AND EARLIER. |
| */ |
| #define IPG_ADD_UDPCHECKSUM_ON_TX 0 |
| |
| /* If inserting VLAN tags manually, assign the IPG_MANUAL_VLAN_xx |
| * constants as desired. |
| */ |
| #define IPG_MANUAL_VLAN_VID 0xABC |
| #define IPG_MANUAL_VLAN_CFI 0x1 |
| #define IPG_MANUAL_VLAN_USERPRIORITY 0x5 |
| |
| #define IPG_IO_REG_RANGE 0xFF |
| #define IPG_MEM_REG_RANGE 0x154 |
| #define IPG_DRIVER_NAME "Sundance Technology IPG Triple-Speed Ethernet" |
| #define IPG_NIC_PHY_ADDRESS 0x01 |
| #define IPG_DMALIST_ALIGN_PAD 0x07 |
| #define IPG_MULTICAST_HASHTABLE_SIZE 0x40 |
| |
| /* Number of milliseconds to wait after issuing a software reset. |
| * 0x05 <= IPG_AC_RESETWAIT to account for proper 10Mbps operation. |
| */ |
| #define IPG_AC_RESETWAIT 0x05 |
| |
| /* Number of IPG_AC_RESETWAIT timeperiods before declaring timeout. */ |
| #define IPG_AC_RESET_TIMEOUT 0x0A |
| |
| /* Minimum number of nanoseconds used to toggle MDC clock during |
| * MII/GMII register access. |
| */ |
| #define IPG_PC_PHYCTRLWAIT_NS 200 |
| |
| #define IPG_TFDLIST_LENGTH 0x100 |
| |
| /* Number of frames between TxDMAComplete interrupt. |
| * 0 < IPG_FRAMESBETWEENTXDMACOMPLETES <= IPG_TFDLIST_LENGTH |
| */ |
| #define IPG_FRAMESBETWEENTXDMACOMPLETES 0x1 |
| |
| #define IPG_RFDLIST_LENGTH 0x100 |
| |
| /* Maximum number of RFDs to process per interrupt. |
| * 1 < IPG_MAXRFDPROCESS_COUNT < IPG_RFDLIST_LENGTH |
| */ |
| #define IPG_MAXRFDPROCESS_COUNT 0x80 |
| |
| /* Minimum margin between last freed RFD, and current RFD. |
| * 1 < IPG_MINUSEDRFDSTOFREE < IPG_RFDLIST_LENGTH |
| */ |
| #define IPG_MINUSEDRFDSTOFREE 0x80 |
| |
| /* specify the jumbo frame maximum size |
| * per unit is 0x600 (the rx_buffer size that one RFD can carry) |
| */ |
| #define MAX_JUMBOSIZE 0x8 /* max is 12K */ |
| |
| /* Key register values loaded at driver start up. */ |
| |
| /* TXDMAPollPeriod is specified in 320ns increments. |
| * |
| * Value Time |
| * --------------------- |
| * 0x00-0x01 320ns |
| * 0x03 ~1us |
| * 0x1F ~10us |
| * 0xFF ~82us |
| */ |
| #define IPG_TXDMAPOLLPERIOD_VALUE 0x26 |
| |
| /* TxDMAUrgentThresh specifies the minimum amount of |
| * data in the transmit FIFO before asserting an |
| * urgent transmit DMA request. |
| * |
| * Value Min TxFIFO occupied space before urgent TX request |
| * --------------------------------------------------------------- |
| * 0x00-0x04 128 bytes (1024 bits) |
| * 0x27 1248 bytes (~10000 bits) |
| * 0x30 1536 bytes (12288 bits) |
| * 0xFF 8192 bytes (65535 bits) |
| */ |
| #define IPG_TXDMAURGENTTHRESH_VALUE 0x04 |
| |
| /* TxDMABurstThresh specifies the minimum amount of |
| * free space in the transmit FIFO before asserting an |
| * transmit DMA request. |
| * |
| * Value Min TxFIFO free space before TX request |
| * ---------------------------------------------------- |
| * 0x00-0x08 256 bytes |
| * 0x30 1536 bytes |
| * 0xFF 8192 bytes |
| */ |
| #define IPG_TXDMABURSTTHRESH_VALUE 0x30 |
| |
| /* RXDMAPollPeriod is specified in 320ns increments. |
| * |
| * Value Time |
| * --------------------- |
| * 0x00-0x01 320ns |
| * 0x03 ~1us |
| * 0x1F ~10us |
| * 0xFF ~82us |
| */ |
| #define IPG_RXDMAPOLLPERIOD_VALUE 0x01 |
| |
| /* RxDMAUrgentThresh specifies the minimum amount of |
| * free space within the receive FIFO before asserting |
| * a urgent receive DMA request. |
| * |
| * Value Min RxFIFO free space before urgent RX request |
| * --------------------------------------------------------------- |
| * 0x00-0x04 128 bytes (1024 bits) |
| * 0x27 1248 bytes (~10000 bits) |
| * 0x30 1536 bytes (12288 bits) |
| * 0xFF 8192 bytes (65535 bits) |
| */ |
| #define IPG_RXDMAURGENTTHRESH_VALUE 0x30 |
| |
| /* RxDMABurstThresh specifies the minimum amount of |
| * occupied space within the receive FIFO before asserting |
| * a receive DMA request. |
| * |
| * Value Min TxFIFO free space before TX request |
| * ---------------------------------------------------- |
| * 0x00-0x08 256 bytes |
| * 0x30 1536 bytes |
| * 0xFF 8192 bytes |
| */ |
| #define IPG_RXDMABURSTTHRESH_VALUE 0x30 |
| |
| /* FlowOnThresh specifies the maximum amount of occupied |
| * space in the receive FIFO before a PAUSE frame with |
| * maximum pause time transmitted. |
| * |
| * Value Max RxFIFO occupied space before PAUSE |
| * --------------------------------------------------- |
| * 0x0000 0 bytes |
| * 0x0740 29,696 bytes |
| * 0x07FF 32,752 bytes |
| */ |
| #define IPG_FLOWONTHRESH_VALUE 0x0740 |
| |
| /* FlowOffThresh specifies the minimum amount of occupied |
| * space in the receive FIFO before a PAUSE frame with |
| * zero pause time is transmitted. |
| * |
| * Value Max RxFIFO occupied space before PAUSE |
| * --------------------------------------------------- |
| * 0x0000 0 bytes |
| * 0x00BF 3056 bytes |
| * 0x07FF 32,752 bytes |
| */ |
| #define IPG_FLOWOFFTHRESH_VALUE 0x00BF |
| |
| /* |
| * Miscellaneous macros. |
| */ |
| |
| /* Macros for printing debug statements. */ |
| #ifdef IPG_DEBUG |
| # define IPG_DEBUG_MSG(fmt, args...) \ |
| do { \ |
| if (0) \ |
| printk(KERN_DEBUG "IPG: " fmt, ##args); \ |
| } while (0) |
| # define IPG_DDEBUG_MSG(fmt, args...) \ |
| printk(KERN_DEBUG "IPG: " fmt, ##args) |
| # define IPG_DUMPRFDLIST(args) ipg_dump_rfdlist(args) |
| # define IPG_DUMPTFDLIST(args) ipg_dump_tfdlist(args) |
| #else |
| # define IPG_DEBUG_MSG(fmt, args...) \ |
| do { \ |
| if (0) \ |
| printk(KERN_DEBUG "IPG: " fmt, ##args); \ |
| } while (0) |
| # define IPG_DDEBUG_MSG(fmt, args...) \ |
| do { \ |
| if (0) \ |
| printk(KERN_DEBUG "IPG: " fmt, ##args); \ |
| } while (0) |
| # define IPG_DUMPRFDLIST(args) |
| # define IPG_DUMPTFDLIST(args) |
| #endif |
| |
| /* |
| * End miscellaneous macros. |
| */ |
| |
| /* Transmit Frame Descriptor. The IPG supports 15 fragments, |
| * however Linux requires only a single fragment. Note, each |
| * TFD field is 64 bits wide. |
| */ |
| struct ipg_tx { |
| __le64 next_desc; |
| __le64 tfc; |
| __le64 frag_info; |
| }; |
| |
| /* Receive Frame Descriptor. Note, each RFD field is 64 bits wide. |
| */ |
| struct ipg_rx { |
| __le64 next_desc; |
| __le64 rfs; |
| __le64 frag_info; |
| }; |
| |
| struct ipg_jumbo { |
| int found_start; |
| int current_size; |
| struct sk_buff *skb; |
| }; |
| |
| /* Structure of IPG NIC specific data. */ |
| struct ipg_nic_private { |
| void __iomem *ioaddr; |
| struct ipg_tx *txd; |
| struct ipg_rx *rxd; |
| dma_addr_t txd_map; |
| dma_addr_t rxd_map; |
| struct sk_buff *tx_buff[IPG_TFDLIST_LENGTH]; |
| struct sk_buff *rx_buff[IPG_RFDLIST_LENGTH]; |
| unsigned int tx_current; |
| unsigned int tx_dirty; |
| unsigned int rx_current; |
| unsigned int rx_dirty; |
| bool is_jumbo; |
| struct ipg_jumbo jumbo; |
| unsigned long rxfrag_size; |
| unsigned long rxsupport_size; |
| unsigned long max_rxframe_size; |
| unsigned int rx_buf_sz; |
| struct pci_dev *pdev; |
| struct net_device *dev; |
| struct net_device_stats stats; |
| spinlock_t lock; |
| int tenmbpsmode; |
| |
| u16 led_mode; |
| u16 station_addr[3]; /* Station Address in EEPROM Reg 0x10..0x12 */ |
| |
| struct mutex mii_mutex; |
| struct mii_if_info mii_if; |
| int reset_current_tfd; |
| #ifdef IPG_DEBUG |
| int RFDlistendCount; |
| int RFDListCheckedCount; |
| int EmptyRFDListCount; |
| #endif |
| struct delayed_work task; |
| }; |
| |
| #endif /* __LINUX_IPG_H */ |
