/* dp8390.h Created: before Dec 28, 1992 by Philip Homburg */ /* National Semiconductor DP8390 Network Interface Controller. */ /* Page 0, for reading ------------- */ #define DP_CR 0x0 /* Read side of Command Register */ #define DP_CLDA0 0x1 /* Current Local Dma Address 0 */ #define DP_CLDA1 0x2 /* Current Local Dma Address 1 */ #define DP_BNRY 0x3 /* Boundary Pointer */ #define DP_TSR 0x4 /* Transmit Status Register */ #define DP_NCR 0x5 /* Number of Collisions Register */ #define DP_FIFO 0x6 /* Fifo ?? */ #define DP_ISR 0x7 /* Interrupt Status Register */ #define DP_CRDA0 0x8 /* Current Remote Dma Address 0 */ #define DP_CRDA1 0x9 /* Current Remote Dma Address 1 */ #define DP_DUM1 0xA /* unused */ #define DP_DUM2 0xB /* unused */ #define DP_RSR 0xC /* Receive Status Register */ #define DP_CNTR0 0xD /* Tally Counter 0 */ #define DP_CNTR1 0xE /* Tally Counter 1 */ #define DP_CNTR2 0xF /* Tally Counter 2 */ /* Page 0, for writing ------------- */ #define DP_CR 0x0 /* Write side of Command Register */ #define DP_PSTART 0x1 /* Page Start Register */ #define DP_PSTOP 0x2 /* Page Stop Register */ #define DP_BNRY 0x3 /* Boundary Pointer */ #define DP_TPSR 0x4 /* Transmit Page Start Register */ #define DP_TBCR0 0x5 /* Transmit Byte Count Register 0 */ #define DP_TBCR1 0x6 /* Transmit Byte Count Register 1 */ #define DP_ISR 0x7 /* Interrupt Status Register */ #define DP_RSAR0 0x8 /* Remote Start Address Register 0 */ #define DP_RSAR1 0x9 /* Remote Start Address Register 1 */ #define DP_RBCR0 0xA /* Remote Byte Count Register 0 */ #define DP_RBCR1 0xB /* Remote Byte Count Register 1 */ #define DP_RCR 0xC /* Receive Configuration Register */ #define DP_TCR 0xD /* Transmit Configuration Register */ #define DP_DCR 0xE /* Data Configuration Register */ #define DP_IMR 0xF /* Interrupt Mask Register */ /* Page 1, read/write -------------- */ #define DP_CR 0x0 /* Command Register */ #define DP_PAR0 0x1 /* Physical Address Register 0 */ #define DP_PAR1 0x2 /* Physical Address Register 1 */ #define DP_PAR2 0x3 /* Physical Address Register 2 */ #define DP_PAR3 0x4 /* Physical Address Register 3 */ #define DP_PAR4 0x5 /* Physical Address Register 4 */ #define DP_PAR5 0x6 /* Physical Address Register 5 */ #define DP_CURR 0x7 /* Current Page Register */ #define DP_MAR0 0x8 /* Multicast Address Register 0 */ #define DP_MAR1 0x9 /* Multicast Address Register 1 */ #define DP_MAR2 0xA /* Multicast Address Register 2 */ #define DP_MAR3 0xB /* Multicast Address Register 3 */ #define DP_MAR4 0xC /* Multicast Address Register 4 */ #define DP_MAR5 0xD /* Multicast Address Register 5 */ #define DP_MAR6 0xE /* Multicast Address Register 6 */ #define DP_MAR7 0xF /* Multicast Address Register 7 */ /* Bits in dp_cr */ #define CR_STP 0x01 /* Stop: software reset */ #define CR_STA 0x02 /* Start: activate NIC */ #define CR_TXP 0x04 /* Transmit Packet */ #define CR_DMA 0x38 /* Mask for DMA control */ #define CR_DM_NOP 0x00 /* DMA: No Operation */ #define CR_DM_RR 0x08 /* DMA: Remote Read */ #define CR_DM_RW 0x10 /* DMA: Remote Write */ #define CR_DM_SP 0x18 /* DMA: Send Packet */ #define CR_DM_ABORT 0x20 /* DMA: Abort Remote DMA Operation */ #define CR_PS 0xC0 /* Mask for Page Select */ #define CR_PS_P0 0x00 /* Register Page 0 */ #define CR_PS_P1 0x40 /* Register Page 1 */ #define CR_PS_P2 0x80 /* Register Page 2 */ #define CR_PS_T1 0xC0 /* Test Mode Register Map */ /* Bits in dp_isr */ #define ISR_PRX 0x01 /* Packet Received with no errors */ #define ISR_PTX 0x02 /* Packet Transmitted with no errors */ #define ISR_RXE 0x04 /* Receive Error */ #define ISR_TXE 0x08 /* Transmit Error */ #define ISR_OVW 0x10 /* Overwrite Warning */ #define ISR_CNT 0x20 /* Counter Overflow */ #define ISR_RDC 0x40 /* Remote DMA Complete */ #define ISR_RST 0x80 /* Reset Status */ /* Bits in dp_imr */ #define IMR_PRXE 0x01 /* Packet Received iEnable */ #define IMR_PTXE 0x02 /* Packet Transmitted iEnable */ #define IMR_RXEE 0x04 /* Receive Error iEnable */ #define IMR_TXEE 0x08 /* Transmit Error iEnable */ #define IMR_OVWE 0x10 /* Overwrite Warning iEnable */ #define IMR_CNTE 0x20 /* Counter Overflow iEnable */ #define IMR_RDCE 0x40 /* DMA Complete iEnable */ /* Bits in dp_dcr */ #define DCR_WTS 0x01 /* Word Transfer Select */ #define DCR_BYTEWIDE 0x00 /* WTS: byte wide transfers */ #define DCR_WORDWIDE 0x01 /* WTS: word wide transfers */ #define DCR_BOS 0x02 /* Byte Order Select */ #define DCR_LTLENDIAN 0x00 /* BOS: Little Endian */ #define DCR_BIGENDIAN 0x02 /* BOS: Big Endian */ #define DCR_LAS 0x04 /* Long Address Select */ #define DCR_BMS 0x08 /* Burst Mode Select * Called Loopback Select (LS) in * later manuals. Should be set. */ #define DCR_AR 0x10 /* Autoinitialize Remote */ #define DCR_FTS 0x60 /* Fifo Threshold Select */ #define DCR_2BYTES 0x00 /* 2 bytes */ #define DCR_4BYTES 0x40 /* 4 bytes */ #define DCR_8BYTES 0x20 /* 8 bytes */ #define DCR_12BYTES 0x60 /* 12 bytes */ /* Bits in dp_tcr */ #define TCR_CRC 0x01 /* Inhibit CRC */ #define TCR_ELC 0x06 /* Encoded Loopback Control */ #define TCR_NORMAL 0x00 /* ELC: Normal Operation */ #define TCR_INTERNAL 0x02 /* ELC: Internal Loopback */ #define TCR_0EXTERNAL 0x04 /* ELC: External Loopback LPBK=0 */ #define TCR_1EXTERNAL 0x06 /* ELC: External Loopback LPBK=1 */ #define TCR_ATD 0x08 /* Auto Transmit Disable */ #define TCR_OFST 0x10 /* Collision Offset Enable (be nice) */ /* Bits in dp_tsr */ #define TSR_PTX 0x01 /* Packet Transmitted (without error)*/ #define TSR_DFR 0x02 /* Transmit Deferred, reserved in * later manuals. */ #define TSR_COL 0x04 /* Transmit Collided */ #define TSR_ABT 0x08 /* Transmit Aborted */ #define TSR_CRS 0x10 /* Carrier Sense Lost */ #define TSR_FU 0x20 /* FIFO Underrun */ #define TSR_CDH 0x40 /* CD Heartbeat */ #define TSR_OWC 0x80 /* Out of Window Collision */ /* Bits in tp_rcr */ #define RCR_SEP 0x01 /* Save Errored Packets */ #define RCR_AR 0x02 /* Accept Runt Packets */ #define RCR_AB 0x04 /* Accept Broadcast */ #define RCR_AM 0x08 /* Accept Multicast */ #define RCR_PRO 0x10 /* Physical Promiscuous */ #define RCR_MON 0x20 /* Monitor Mode */ /* Bits in dp_rsr */ #define RSR_PRX 0x01 /* Packet Received Intact */ #define RSR_CRC 0x02 /* CRC Error */ #define RSR_FAE 0x04 /* Frame Alignment Error */ #define RSR_FO 0x08 /* FIFO Overrun */ #define RSR_MPA 0x10 /* Missed Packet */ #define RSR_PHY 0x20 /* Multicast Address Match */ #define RSR_DIS 0x40 /* Receiver Disabled */ #define RSR_DFR 0x80 /* In later manuals: Deferring */ typedef struct dp_rcvhdr { u8_t dr_status; /* Copy of rsr */ u8_t dr_next; /* Pointer to next packet */ u8_t dr_rbcl; /* Receive Byte Count Low */ u8_t dr_rbch; /* Receive Byte Count High */ } dp_rcvhdr_t; #define DP_PAGESIZE 256 /* Some macros to simplify accessing the dp8390 */ #define inb_reg0(dep, reg) (inb(dep->de_dp8390_port+reg)) #define outb_reg0(dep, reg, data) (outb(dep->de_dp8390_port+reg, data)) #define inb_reg1(dep, reg) (inb(dep->de_dp8390_port+reg)) #define outb_reg1(dep, reg, data) (outb(dep->de_dp8390_port+reg, data)) /* Software interface to the dp8390 driver */ struct dpeth; struct iovec_dat; _PROTOTYPE( typedef void (*dp_initf_t), (struct dpeth *dep) ); _PROTOTYPE( typedef void (*dp_stopf_t), (struct dpeth *dep) ); _PROTOTYPE( typedef void (*dp_user2nicf_t), (struct dpeth *dep, struct iovec_dat *iovp, vir_bytes offset, int nic_addr, vir_bytes count) ); _PROTOTYPE( typedef void (*dp_nic2userf_t), (struct dpeth *dep, int nic_addr, struct iovec_dat *iovp, vir_bytes offset, vir_bytes count) ); #if 0 _PROTOTYPE( typedef void (*dp_getheaderf_t), (struct dpeth *dep, int page, struct dp_rcvhdr *h, u16_t *eth_type) ); #endif _PROTOTYPE( typedef void (*dp_getblock_t), (struct dpeth *dep, int page, size_t offset, size_t size, void *dst) ); /* iovectors are handled IOVEC_NR entries at a time. */ #define IOVEC_NR 16 typedef int irq_hook_t; typedef struct iovec_dat { iovec_t iod_iovec[IOVEC_NR]; int iod_iovec_s; int iod_proc_nr; vir_bytes iod_iovec_addr; } iovec_dat_t; #define SENDQ_NR 2 /* Maximum size of the send queue */ #define SENDQ_PAGES 6 /* 6 * DP_PAGESIZE >= 1514 bytes */ typedef struct dpeth { /* The de_base_port field is the starting point of the probe. * The conf routine also fills de_linmem and de_irq. If the probe * routine knows the irq and/or memory address because they are * hardwired in the board, the probe should modify these fields. * Futhermore, the probe routine should also fill in de_initf and * de_stopf fields with the appropriate function pointers and set * de_prog_IO iff programmed I/O is to be used. */ port_t de_base_port; phys_bytes de_linmem; int de_irq; int de_int_pending; irq_hook_t de_hook; dp_initf_t de_initf; dp_stopf_t de_stopf; int de_prog_IO; char de_name[sizeof("dp8390#n")]; /* The initf function fills the following fields. Only cards that do * programmed I/O fill in the de_pata_port field. * In addition, the init routine has to fill in the sendq data * structures. */ ether_addr_t de_address; port_t de_dp8390_port; port_t de_data_port; int de_16bit; int de_ramsize; int de_offset_page; int de_startpage; int de_stoppage; #if ENABLE_PCI /* PCI config */ char de_pci; /* TRUE iff PCI device */ u8_t de_pcibus; u8_t de_pcidev; u8_t de_pcifunc; #endif /* Do it yourself send queue */ struct sendq { int sq_filled; /* this buffer contains a packet */ int sq_size; /* with this size */ int sq_sendpage; /* starting page of the buffer */ } de_sendq[SENDQ_NR]; int de_sendq_nr; int de_sendq_head; /* Enqueue at the head */ int de_sendq_tail; /* Dequeue at the tail */ /* Fields for internal use by the dp8390 driver. */ int de_flags; int de_mode; eth_stat_t de_stat; iovec_dat_t de_read_iovec; iovec_dat_t de_write_iovec; iovec_dat_t de_tmp_iovec; vir_bytes de_read_s; int de_client; message de_sendmsg; dp_user2nicf_t de_user2nicf; dp_nic2userf_t de_nic2userf; dp_getblock_t de_getblockf; } dpeth_t; #define DEI_DEFAULT 0x8000 #define DEF_EMPTY 0x000 #define DEF_PACK_SEND 0x001 #define DEF_PACK_RECV 0x002 #define DEF_SEND_AVAIL 0x004 #define DEF_READING 0x010 #define DEF_PROMISC 0x040 #define DEF_MULTI 0x080 #define DEF_BROAD 0x100 #define DEF_ENABLED 0x200 #define DEF_STOPPED 0x400 #define DEM_DISABLED 0x0 #define DEM_SINK 0x1 #define DEM_ENABLED 0x2 #if !__minix_vmd #define debug 0 /* Standard Minix lacks debug variable */ #endif /* * $PchId: dp8390.h,v 1.10 2005/02/10 17:26:06 philip Exp $ */