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/**************************************************************************
ETHERBOOT - BOOTP/TFTP Bootstrap Program
Author: Martin Renters
Date: Jun/94
**************************************************************************/
FILE_LICENCE ( BSD2 );
#define VENDOR_NONE 0
#define VENDOR_WD 1
#define VENDOR_NOVELL 2
#define VENDOR_3COM 3
#define FLAG_PIO 0x01
#define FLAG_16BIT 0x02
#define FLAG_790 0x04
#define MEM_8192 32
#define MEM_16384 64
#define MEM_32768 128
#define ISA_MAX_ADDR 0x400
/**************************************************************************
Western Digital/SMC Board Definitions
**************************************************************************/
#define WD_LOW_BASE 0x200
#define WD_HIGH_BASE 0x3e0
#ifndef WD_DEFAULT_MEM
#define WD_DEFAULT_MEM 0xD0000
#endif
#define WD_NIC_ADDR 0x10
/**************************************************************************
Western Digital/SMC ASIC Addresses
**************************************************************************/
#define WD_MSR 0x00
#define WD_ICR 0x01
#define WD_IAR 0x02
#define WD_BIO 0x03
#define WD_IRR 0x04
#define WD_LAAR 0x05
#define WD_IJR 0x06
#define WD_GP2 0x07
#define WD_LAR 0x08
#define WD_BID 0x0E
#define WD_ICR_16BIT 0x01
#define WD_MSR_MENB 0x40
#define WD_LAAR_L16EN 0x40
#define WD_LAAR_M16EN 0x80
#define WD_SOFTCONFIG 0x20
/**************************************************************************
Western Digital/SMC Board Types
**************************************************************************/
#define TYPE_WD8003S 0x02
#define TYPE_WD8003E 0x03
#define TYPE_WD8013EBT 0x05
#define TYPE_WD8003W 0x24
#define TYPE_WD8003EB 0x25
#define TYPE_WD8013W 0x26
#define TYPE_WD8013EP 0x27
#define TYPE_WD8013WC 0x28
#define TYPE_WD8013EPC 0x29
#define TYPE_SMC8216T 0x2a
#define TYPE_SMC8216C 0x2b
#define TYPE_SMC8416T 0x00 /* Bogus entries: the 8416 generates the */
#define TYPE_SMC8416C 0x00 /* the same codes as the 8216. */
#define TYPE_SMC8013EBP 0x2c
/**************************************************************************
3com 3c503 definitions
**************************************************************************/
#ifndef _3COM_BASE
#define _3COM_BASE 0x300
#endif
#define _3COM_TX_PAGE_OFFSET_8BIT 0x20
#define _3COM_TX_PAGE_OFFSET_16BIT 0x0
#define _3COM_RX_PAGE_OFFSET_16BIT 0x20
#define _3COM_ASIC_OFFSET 0x400
#define _3COM_NIC_OFFSET 0x0
#define _3COM_PSTR 0
#define _3COM_PSPR 1
#define _3COM_BCFR 3
#define _3COM_BCFR_2E0 0x01
#define _3COM_BCFR_2A0 0x02
#define _3COM_BCFR_280 0x04
#define _3COM_BCFR_250 0x08
#define _3COM_BCFR_350 0x10
#define _3COM_BCFR_330 0x20
#define _3COM_BCFR_310 0x40
#define _3COM_BCFR_300 0x80
#define _3COM_PCFR 4
#define _3COM_PCFR_PIO 0
#define _3COM_PCFR_C8000 0x10
#define _3COM_PCFR_CC000 0x20
#define _3COM_PCFR_D8000 0x40
#define _3COM_PCFR_DC000 0x80
#define _3COM_CR 6
#define _3COM_CR_RST 0x01 /* Reset GA and NIC */
#define _3COM_CR_XSEL 0x02 /* Transceiver select. BNC=1(def) AUI=0 */
#define _3COM_CR_EALO 0x04 /* window EA PROM 0-15 to I/O base */
#define _3COM_CR_EAHI 0x08 /* window EA PROM 16-31 to I/O base */
#define _3COM_CR_SHARE 0x10 /* select interrupt sharing option */
#define _3COM_CR_DBSEL 0x20 /* Double buffer select */
#define _3COM_CR_DDIR 0x40 /* DMA direction select */
#define _3COM_CR_START 0x80 /* Start DMA controller */
#define _3COM_GACFR 5
#define _3COM_GACFR_MBS0 0x01
#define _3COM_GACFR_MBS1 0x02
#define _3COM_GACFR_MBS2 0x04
#define _3COM_GACFR_RSEL 0x08 /* enable shared memory */
#define _3COM_GACFR_TEST 0x10 /* for GA testing */
#define _3COM_GACFR_OWS 0x20 /* select 0WS access to GA */
#define _3COM_GACFR_TCM 0x40 /* Mask DMA interrupts */
#define _3COM_GACFR_NIM 0x80 /* Mask NIC interrupts */
#define _3COM_STREG 7
#define _3COM_STREG_REV 0x07 /* GA revision */
#define _3COM_STREG_DIP 0x08 /* DMA in progress */
#define _3COM_STREG_DTC 0x10 /* DMA terminal count */
#define _3COM_STREG_OFLW 0x20 /* Overflow */
#define _3COM_STREG_UFLW 0x40 /* Underflow */
#define _3COM_STREG_DPRDY 0x80 /* Data port ready */
#define _3COM_IDCFR 8
#define _3COM_IDCFR_DRQ0 0x01 /* DMA request 1 select */
#define _3COM_IDCFR_DRQ1 0x02 /* DMA request 2 select */
#define _3COM_IDCFR_DRQ2 0x04 /* DMA request 3 select */
#define _3COM_IDCFR_UNUSED 0x08 /* not used */
#define _3COM_IDCFR_IRQ2 0x10 /* Interrupt request 2 select */
#define _3COM_IDCFR_IRQ3 0x20 /* Interrupt request 3 select */
#define _3COM_IDCFR_IRQ4 0x40 /* Interrupt request 4 select */
#define _3COM_IDCFR_IRQ5 0x80 /* Interrupt request 5 select */
#define _3COM_IRQ2 2
#define _3COM_IRQ3 3
#define _3COM_IRQ4 4
#define _3COM_IRQ5 5
#define _3COM_DAMSB 9
#define _3COM_DALSB 0x0a
#define _3COM_VPTR2 0x0b
#define _3COM_VPTR1 0x0c
#define _3COM_VPTR0 0x0d
#define _3COM_RFMSB 0x0e
#define _3COM_RFLSB 0x0f
/**************************************************************************
NE1000/2000 definitions
**************************************************************************/
#define NE_ASIC_OFFSET 0x10
#define NE_RESET 0x0F /* Used to reset card */
#define NE_DATA 0x00 /* Used to read/write NIC mem */
#define COMPEX_RL2000_TRIES 200
/**************************************************************************
8390 Register Definitions
**************************************************************************/
#define D8390_P0_COMMAND 0x00
#define D8390_P0_PSTART 0x01
#define D8390_P0_PSTOP 0x02
#define D8390_P0_BOUND 0x03
#define D8390_P0_TSR 0x04
#define D8390_P0_TPSR 0x04
#define D8390_P0_TBCR0 0x05
#define D8390_P0_TBCR1 0x06
#define D8390_P0_ISR 0x07
#define D8390_P0_RSAR0 0x08
#define D8390_P0_RSAR1 0x09
#define D8390_P0_RBCR0 0x0A
#define D8390_P0_RBCR1 0x0B
#define D8390_P0_RSR 0x0C
#define D8390_P0_RCR 0x0C
#define D8390_P0_TCR 0x0D
#define D8390_P0_DCR 0x0E
#define D8390_P0_IMR 0x0F
#define D8390_P1_COMMAND 0x00
#define D8390_P1_PAR0 0x01
#define D8390_P1_PAR1 0x02
#define D8390_P1_PAR2 0x03
#define D8390_P1_PAR3 0x04
#define D8390_P1_PAR4 0x05
#define D8390_P1_PAR5 0x06
#define D8390_P1_CURR 0x07
#define D8390_P1_MAR0 0x08
#define D8390_COMMAND_PS0 0x0 /* Page 0 select */
#define D8390_COMMAND_PS1 0x40 /* Page 1 select */
#define D8390_COMMAND_PS2 0x80 /* Page 2 select */
#define D8390_COMMAND_RD2 0x20 /* Remote DMA control */
#define D8390_COMMAND_RD1 0x10
#define D8390_COMMAND_RD0 0x08
#define D8390_COMMAND_TXP 0x04 /* transmit packet */
#define D8390_COMMAND_STA 0x02 /* start */
#define D8390_COMMAND_STP 0x01 /* stop */
#define D8390_RCR_MON 0x20 /* monitor mode */
#define D8390_DCR_FT1 0x40
#define D8390_DCR_LS 0x08 /* Loopback select */
#define D8390_DCR_WTS 0x01 /* Word transfer select */
#define D8390_ISR_PRX 0x01 /* successful recv */
#define D8390_ISR_PTX 0x02 /* successful xmit */
#define D8390_ISR_RXE 0x04 /* receive error */
#define D8390_ISR_TXE 0x08 /* transmit error */
#define D8390_ISR_OVW 0x10 /* Overflow */
#define D8390_ISR_CNT 0x20 /* Counter overflow */
#define D8390_ISR_RDC 0x40 /* Remote DMA complete */
#define D8390_ISR_RST 0x80 /* reset */
#define D8390_RSTAT_PRX 0x01 /* successful recv */
#define D8390_RSTAT_CRC 0x02 /* CRC error */
#define D8390_RSTAT_FAE 0x04 /* Frame alignment error */
#define D8390_RSTAT_OVER 0x08 /* FIFO overrun */
#define D8390_TXBUF_SIZE 6
#define D8390_RXBUF_END 32
#define D8390_PAGE_SIZE 256
struct ringbuffer {
unsigned char status;
unsigned char next;
unsigned short len;
};
/*
* Local variables:
* c-basic-offset: 8
* End:
*/
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