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/* SPDX-License-Identifier: BSD-2-Clause */
/**************************************************************************
ETHERBOOT - BOOTP/TFTP Bootstrap Program
Author: Martin Renters
Date: Jun/94
**************************************************************************/
#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
/**************************************************************************
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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