if_wl.h revision 26003
1/* 2 * Redistribution and use in source and binary forms, with or without 3 * modification, are permitted provided that the following conditions 4 * are met: 5 * 1. Redistributions of source code must retain all copyright 6 * notices, this list of conditions and the following disclaimer. 7 * 2. The names of the authors may not be used to endorse or promote products 8 * derived from this software withough specific prior written permission 9 * 10 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 11 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 12 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 13 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 14 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 15 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 16 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 17 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 18 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 19 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 20 * 21 */ 22/* Definitions for WaveLAN driver */ 23 24#ifndef _IF_WL_H 25#define _IF_WL_H 26 27#define STATUS_TRIES 15000 28 29#define N_FD 100 30#define N_RBD 100 31#define N_TBD 72 32#define RCVBUFSIZE 540 33#define I82586NULL 0xffff 34 35#define DSF_RUNNING 1 36 37#define MOD_ENAL 1 38#define MOD_PROM 2 39 40typedef struct { 41 rbd_t r; 42 char rbd_pad[2]; 43 char rbuffer[RCVBUFSIZE]; 44} ru_t; 45 46/* Board 64k RAM layout. Offsets from 0x0000 */ 47 48#define OFFSET_RU 0x0000 /* 0x64 * fd_t = 0x898 */ 49#define OFFSET_RBD 0x0900 /* 0x64 * ru_t = 0xd7a0 */ 50#define OFFSET_CU 0xe0a0 /* 0x100 */ 51#define OFFSET_TBD 0xe1a0 /* 0x48 * tbd_t = 0x240 */ 52#define OFFSET_TBUF 0xe3e0 /* 0x1bfe */ 53#define OFFSET_SCB 0xffde /* 0x1 * scb_t = 0x10 */ 54#define OFFSET_ISCP 0xffee /* 0x1 * iscp_t = 0x8 */ 55#define OFFSET_SCP 0xfff6 /* 0x1 * scp_t = 0xa */ 56 57/* WaveLAN host interface definitions */ 58 59#define HACR(base) (base) /* Host Adapter Command Register */ 60#define HASR(base) (base) /* Host Adapter Status Register */ 61#define MMCR(base) (base+0x2) /* Modem Management Ctrl Register */ 62#define PIOR0(base) (base+0x4) /* Program I/O Address Register 0 */ 63#define PIOP0(base) (base+0x6) /* Program I/O Port 0 */ 64#define PIOR1(base) (base+0x8) /* Program I/O Address Register 1 */ 65#define PIOP1(base) (base+0xa) /* Program I/O Port 1 */ 66#define PIOR2(base) (base+0xc) /* Program I/O Address Register 2 */ 67#define PIOP2(base) (base+0xe) /* Program I/O Port 2 */ 68 69/* Program I/O Mode Register values */ 70 71#define STATIC_PIO 0 /* Mode 1: static mode */ 72#define AUTOINCR_PIO 1 /* Mode 2: auto increment mode */ 73#define AUTODECR_PIO 2 /* Mode 3: auto decrement mode */ 74#define PARAM_ACCESS_PIO 3 /* Mode 4: LAN parameter access mode */ 75#define PIO_MASK 3 /* register mask */ 76#define PIOM(cmd,piono) ((u_short)cmd << 10 << (piono * 2)) 77 78/* Host Adapter status register definitions */ 79 80#define HASR_INTR 0x0001 /* Interrupt request from 82586 */ 81#define HASR_MMC_INTR 0x0002 /* Interrupt request from MMC */ 82#define HASR_MMC_BUSY 0x0004 /* MMC busy indication */ 83#define HASR_PARA_BUSY 0x0008 /* LAN parameter storage area busy */ 84 85/* Host Adapter command register definitions */ 86 87#define HACR_RESET 0x0001 /* Reset board */ 88#define HACR_CA 0x0002 /* Set Channel Attention for 82586 */ 89#define HACR_16BITS 0x0004 /* 1==16 bits operation, 0==8 bits */ 90#define HACR_OUT1 0x0008 /* General purpose output pin */ 91#define HACR_OUT2 0x0010 /* General purpose output pin */ 92#define HACR_MASK_82586 0x0020 /* Mask 82586 interrupts, 1==unmask */ 93#define HACR_MASK_MMC 0x0040 /* Mask MMC interrupts, 1==unmask */ 94#define HACR_INTR_CLEN 0x0080 /* interrupt status clear enable */ 95 96#define HACR_DEFAULT (HACR_OUT1 | HACR_OUT2 | HACR_16BITS | PIOM(STATIC_PIO, 0) | PIOM(AUTOINCR_PIO, 1) | PIOM(PARAM_ACCESS_PIO, 2)) 97#define HACR_INTRON (HACR_MASK_82586 | HACR_MASK_MMC | HACR_INTR_CLEN) 98#define CMD(unit) \ 99 { \ 100 outw(HACR(WLSOFTC(unit)->base),WLSOFTC(unit)->hacr); \ 101 /* delay for 50 us, might only be needed sometimes */ \ 102 DELAY(DELAYCONST); \ 103 } 104 105/* macro for setting the channel attention bit. No delays here since 106 * it is used in critical sections 107 */ 108#define SET_CHAN_ATTN(unit) \ 109 { \ 110 outw(HACR(WLSOFTC(unit)->base),WLSOFTC(unit)->hacr | HACR_CA); \ 111 } 112 113 114#define MMC_WRITE(cmd,val) \ 115 while(inw(HASR(WLSOFTC(unit)->base)) & HASR_MMC_BUSY) ; \ 116 outw(MMCR(WLSOFTC(unit)->base), \ 117 (u_short)(((u_short)(val) << 8) | ((cmd) << 1) | 1)) 118 119#endif _IF_WL_H 120 121