1N/A#ifndef _EPIC100_H_
1N/A# define _EPIC100_H_
1N/A
1N/A#ifndef PCI_VENDOR_SMC
1N/A# define PCI_VENDOR_SMC 0x10B8
1N/A#endif
1N/A
1N/A#ifndef PCI_DEVICE_SMC_EPIC100
1N/A# define PCI_DEVICE_SMC_EPIC100 0x0005
1N/A#endif
1N/A
1N/A#define PCI_DEVICE_ID_NONE 0xFFFF
1N/A
1N/A/* Offsets to registers (using SMC names). */
1N/Aenum epic100_registers {
1N/A COMMAND= 0, /* Control Register */
1N/A INTSTAT= 4, /* Interrupt Status */
1N/A INTMASK= 8, /* Interrupt Mask */
1N/A GENCTL = 0x0C, /* General Control */
1N/A NVCTL = 0x10, /* Non Volatile Control */
1N/A EECTL = 0x14, /* EEPROM Control */
1N/A TEST = 0x1C, /* Test register: marked as reserved (see in source code) */
1N/A CRCCNT = 0x20, /* CRC Error Counter */
1N/A ALICNT = 0x24, /* Frame Alignment Error Counter */
1N/A MPCNT = 0x28, /* Missed Packet Counter */
1N/A MMCTL = 0x30, /* MII Management Interface Control */
1N/A MMDATA = 0x34, /* MII Management Interface Data */
1N/A MIICFG = 0x38, /* MII Configuration */
1N/A IPG = 0x3C, /* InterPacket Gap */
1N/A LAN0 = 0x40, /* MAC address. (0x40-0x48) */
1N/A IDCHK = 0x4C, /* BoardID/ Checksum */
1N/A MC0 = 0x50, /* Multicast filter table. (0x50-0x5c) */
1N/A RXCON = 0x60, /* Receive Control */
1N/A TXCON = 0x70, /* Transmit Control */
1N/A TXSTAT = 0x74, /* Transmit Status */
1N/A PRCDAR = 0x84, /* PCI Receive Current Descriptor Address */
1N/A PRSTAT = 0xA4, /* PCI Receive DMA Status */
1N/A PRCPTHR= 0xB0, /* PCI Receive Copy Threshold */
1N/A PTCDAR = 0xC4, /* PCI Transmit Current Descriptor Address */
1N/A ETHTHR = 0xDC /* Early Transmit Threshold */
1N/A};
1N/A
1N/A/* Command register (CR_) bits */
1N/A#define CR_STOP_RX (0x00000001)
1N/A#define CR_START_RX (0x00000002)
1N/A#define CR_QUEUE_TX (0x00000004)
1N/A#define CR_QUEUE_RX (0x00000008)
1N/A#define CR_NEXTFRAME (0x00000010)
1N/A#define CR_STOP_TX_DMA (0x00000020)
1N/A#define CR_STOP_RX_DMA (0x00000040)
1N/A#define CR_TX_UGO (0x00000080)
1N/A
1N/A/* Interrupt register bits. NI means No Interrupt generated */
1N/A
1N/A#define INTR_RX_THR_STA (0x00400000) /* rx copy threshold status NI */
1N/A#define INTR_RX_BUFF_EMPTY (0x00200000) /* rx buffers empty. NI */
1N/A#define INTR_TX_IN_PROG (0x00100000) /* tx copy in progess. NI */
1N/A#define INTR_RX_IN_PROG (0x00080000) /* rx copy in progress. NI */
1N/A#define INTR_TXIDLE (0x00040000) /* tx idle. NI */
1N/A#define INTR_RXIDLE (0x00020000) /* rx idle. NI */
1N/A#define INTR_INTR_ACTIVE (0x00010000) /* Interrupt active. NI */
1N/A#define INTR_RX_STATUS_OK (0x00008000) /* rx status valid. NI */
1N/A#define INTR_PCI_TGT_ABT (0x00004000) /* PCI Target abort */
1N/A#define INTR_PCI_MASTER_ABT (0x00002000) /* PCI Master abort */
1N/A#define INTR_PCI_PARITY_ERR (0x00001000) /* PCI adress parity error */
1N/A#define INTR_PCI_DATA_ERR (0x00000800) /* PCI data parity error */
1N/A#define INTR_RX_THR_CROSSED (0x00000400) /* rx copy threshold crossed */
1N/A#define INTR_CNTFULL (0x00000200) /* Counter overflow */
1N/A#define INTR_TXUNDERRUN (0x00000100) /* tx underrun. */
1N/A#define INTR_TXEMPTY (0x00000080) /* tx queue empty */
1N/A#define INTR_TX_CH_COMPLETE (0x00000040) /* tx chain complete */
1N/A#define INTR_TXDONE (0x00000020) /* tx complete (w or w/o err) */
1N/A#define INTR_RXERROR (0x00000010) /* rx error (CRC) */
1N/A#define INTR_RXOVERFLOW (0x00000008) /* rx buffer overflow */
1N/A#define INTR_RX_QUEUE_EMPTY (0x00000004) /* rx queue empty. */
1N/A#define INTR_RXHEADER (0x00000002) /* header copy complete */
1N/A#define INTR_RXDONE (0x00000001) /* Receive copy complete */
1N/A
1N/A#define INTR_CLEARINTR (0x00007FFF)
1N/A#define INTR_VALIDBITS (0x007FFFFF)
1N/A#define INTR_DISABLE (0x00000000)
1N/A#define INTR_CLEARERRS (0x00007F18)
1N/A#define INTR_ABNINTR (INTR_CNTFULL | INTR_TXUNDERRUN | INTR_RXOVERFLOW)
1N/A
1N/A/* General Control (GC_) bits */
1N/A
1N/A#define GC_SOFT_RESET (0x00000001)
1N/A#define GC_INTR_ENABLE (0x00000002)
1N/A#define GC_SOFT_INTR (0x00000004)
1N/A#define GC_POWER_DOWN (0x00000008)
1N/A#define GC_ONE_COPY (0x00000010)
1N/A#define GC_BIG_ENDIAN (0x00000020)
1N/A#define GC_RX_PREEMPT_TX (0x00000040)
1N/A#define GC_TX_PREEMPT_RX (0x00000080)
1N/A
1N/A/*
1N/A * Receive FIFO Threshold values
1N/A * Control the level at which the PCI burst state machine
1N/A * begins to empty the receive FIFO. Possible values: 0-3
1N/A *
1N/A * 0 => 32, 1 => 64, 2 => 96 3 => 128 bytes.
1N/A */
1N/A#define GC_RX_FIFO_THR_32 (0x00000000)
1N/A#define GC_RX_FIFO_THR_64 (0x00000100)
1N/A#define GC_RX_FIFO_THR_96 (0x00000200)
1N/A#define GC_RX_FIFO_THR_128 (0x00000300)
1N/A
1N/A/* Memory Read Control (MRC_) values */
1N/A#define GC_MRC_MEM_READ (0x00000000)
1N/A#define GC_MRC_READ_MULT (0x00000400)
1N/A#define GC_MRC_READ_LINE (0x00000800)
1N/A
1N/A#define GC_SOFTBIT0 (0x00001000)
1N/A#define GC_SOFTBIT1 (0x00002000)
1N/A#define GC_RESET_PHY (0x00004000)
1N/A
1N/A/* Definitions of the Receive Control (RC_) register bits */
1N/A
1N/A#define RC_SAVE_ERRORED_PKT (0x00000001)
1N/A#define RC_SAVE_RUNT_FRAMES (0x00000002)
1N/A#define RC_RCV_BROADCAST (0x00000004)
1N/A#define RC_RCV_MULTICAST (0x00000008)
1N/A#define RC_RCV_INVERSE_PKT (0x00000010)
1N/A#define RC_PROMISCUOUS_MODE (0x00000020)
1N/A#define RC_MONITOR_MODE (0x00000040)
1N/A#define RC_EARLY_RCV_ENABLE (0x00000080)
1N/A
1N/A/* description of the rx descriptors control bits */
1N/A#define RD_FRAGLIST (0x0001) /* Desc points to a fragment list */
1N/A#define RD_LLFORM (0x0002) /* Frag list format */
1N/A#define RD_HDR_CPY (0x0004) /* Desc used for header copy */
1N/A
1N/A/* Definition of the Transmit CONTROL (TC) register bits */
1N/A
1N/A#define TC_EARLY_TX_ENABLE (0x00000001)
1N/A
1N/A/* Loopback Mode (LM_) Select valuesbits */
1N/A#define TC_LM_NORMAL (0x00000000)
1N/A#define TC_LM_INTERNAL (0x00000002)
1N/A#define TC_LM_EXTERNAL (0x00000004)
1N/A#define TC_LM_FULL_DPX (0x00000006)
1N/A
1N/A#define TX_SLOT_TIME (0x00000078)
1N/A
1N/A/* Bytes transferred to chip before transmission starts. */
1N/A#define TX_FIFO_THRESH 128 /* Rounded down to 4 byte units. */
1N/A
1N/A/* description of rx descriptors status bits */
1N/A#define RRING_PKT_INTACT (0x0001)
1N/A#define RRING_ALIGN_ERR (0x0002)
1N/A#define RRING_CRC_ERR (0x0004)
1N/A#define RRING_MISSED_PKT (0x0008)
1N/A#define RRING_MULTICAST (0x0010)
1N/A#define RRING_BROADCAST (0x0020)
1N/A#define RRING_RECEIVER_DISABLE (0x0040)
1N/A#define RRING_STATUS_VALID (0x1000)
1N/A#define RRING_FRAGLIST_ERR (0x2000)
1N/A#define RRING_HDR_COPIED (0x4000)
1N/A#define RRING_OWN (0x8000)
1N/A
1N/A/* error summary */
1N/A#define RRING_ERROR (RRING_ALIGN_ERR|RRING_CRC_ERR)
1N/A
1N/A/* description of tx descriptors status bits */
1N/A#define TRING_PKT_INTACT (0x0001) /* pkt transmitted. */
1N/A#define TRING_PKT_NONDEFER (0x0002) /* pkt xmitted w/o deferring */
1N/A#define TRING_COLL (0x0004) /* pkt xmitted w collisions */
1N/A#define TRING_CARR (0x0008) /* carrier sense lost */
1N/A#define TRING_UNDERRUN (0x0010) /* DMA underrun */
1N/A#define TRING_HB_COLL (0x0020) /* Collision detect Heartbeat */
1N/A#define TRING_WIN_COLL (0x0040) /* out of window collision */
1N/A#define TRING_DEFERRED (0x0080) /* Deferring */
1N/A#define TRING_COLL_COUNT (0x0F00) /* collision counter (mask) */
1N/A#define TRING_COLL_EXCESS (0x1000) /* tx aborted: excessive colls */
1N/A#define TRING_OWN (0x8000) /* desc ownership bit */
1N/A
1N/A/* error summary */
1N/A#define TRING_ABORT (TRING_COLL_EXCESS|TRING_WIN_COLL|TRING_UNDERRUN)
1N/A#define TRING_ERROR (TRING_DEFERRED|TRING_WIN_COLL|TRING_UNDERRUN|TRING_CARR/*|TRING_COLL*/ )
1N/A
1N/A/* description of the tx descriptors control bits */
1N/A#define TD_FRAGLIST (0x0001) /* Desc points to a fragment list */
1N/A#define TD_LLFORM (0x0002) /* Frag list format */
1N/A#define TD_IAF (0x0004) /* Generate Interrupt after tx */
1N/A#define TD_NOCRC (0x0008) /* No CRC generated */
1N/A#define TD_LASTDESC (0x0010) /* Last desc for this frame */
1N/A
1N/A#endif /* _EPIC100_H_ */