1/*- 2 * Copyright 1993 by Holger Veit (data part) 3 * Copyright 1993 by Brian Moore (audio part) 4 * Changes Copyright 1993 by Gary Clark II 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This software was developed by Holger Veit and Brian Moore 18 * for use with "386BSD" and similar operating systems. 19 * "Similar operating systems" includes mainly non-profit oriented 20 * systems for research and education, including but not restricted to 21 * "NetBSD", "FreeBSD", "Mach" (by CMU). 22 * 4. Neither the name of the developer(s) nor the name "386BSD" 23 * may be used to endorse or promote products derived from this 24 * software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``AS IS'' AND ANY 27 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE DEVELOPER(S) BE 30 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 31 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 32 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 33 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 34 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 35 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 36 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 37 * 38 * This file contains definitions for some cdrom control commands 39 * and status codes. This info was "inherited" from the DOS MTMCDE.SYS 40 * driver, and is thus not complete (and may even be wrong). Some day 41 * the manufacturer or anyone else might provide better documentation, 42 * so this file (and the driver) will then have a better quality. 43 * 44 * $FreeBSD$ 45 */ 46 47#ifndef MCD_H 48#define MCD_H 49 50/* toc */ 51#define MCD_MAXTOCS 104 /* from the Linux driver */ 52#define MCD_LASTPLUS1 170 /* special toc entry */ 53 54typedef unsigned char bcd_t; 55#define M_msf(msf) msf[0] 56#define S_msf(msf) msf[1] 57#define F_msf(msf) msf[2] 58 59/* io lines used */ 60#define MCD_IO_BASE 0x300 61 62#define MCD_REG_COMMAND 0 63#define MCD_REG_STATUS 0 64#define MCD_REG_RDATA 0 65 66#define MCD_REG_RESET 1 67#define MCD_REG_CTL2 2 /* XXX Is this right? */ 68#define MCD_REG_CONFIG 3 69 70#define MCD_MASK_DMA 0x07 /* bits 2-0 = DMA channel */ 71#define MCD_MASK_IRQ 0x70 /* bits 6-4 = INT number */ 72 /* 001 = int 2,9 */ 73 /* 010 = int 3 */ 74 /* 011 = int 5 */ 75 /* 100 = int 10 */ 76 /* 101 = int 11 */ 77/* flags */ 78#define MFL_DATA_NOT_AVAIL 0x02 79#define MFL_STATUS_NOT_AVAIL 0x04 80 81/* New Commands */ 82#define M_RESET 0x00 83#define M_PICKLE 0x04 84 85/* ports */ 86#define MCD_DATA 0 87#define MCD_FLAGS 1 88#define MCD_CTRL 2 89#define CHANNEL 3 /* XXX ??? */ 90 91/* Status bits */ 92#define MCD_ST_DOOROPEN 0x80 93#define MCD_ST_DSKIN 0x40 94#define MCD_ST_DSKCHNG 0x20 95#define MCD_ST_SPINNING 0x10 96#define MCD_ST_AUDIODISK 0x08 /* Audio Disk is in */ 97#define MCD_ST_BUSY 0x04 98#define MCD_ST_AUDIOBSY 0x02 /* Audio Disk is Playing */ 99#define MCD_ST_CMDCHECK 0x01 /* Command error */ 100 101/* commands known by the controller */ 102#define MCD_CMDRESET 0x00 103#define MCD_CMDGETVOLINFO 0x10 /* gets mcd_volinfo */ 104#define MCD_CMDGETDISKINFO 0x11 /* gets mcd_disk information */ 105#define MCD_CMDGETQCHN 0x20 /* gets mcd_qchninfo */ 106#define MCD_CMDGETSENSE 0x30 /* gets sense info */ 107#define MCD_CMDGETSTAT 0x40 /* gets a byte of status */ 108 109#define MCD_CMDSETMODE 0x50 /* set transmission mode, needs byte */ 110 111#define MCD_MDBIT_TESTMODE 0x80 /* 0 = DATALENGTH setting is valid */ 112#define MCD_MDBIT_DATALENGTH 0x40 /* 0 = Read User Data Only */ 113 /* 1 = Read Raw sectors (2352 bytes) */ 114 115#define MCDBLK 2048 /* for cooked mode */ 116#define MCDRBLK sizeof(struct mcd_rawsector) /* for raw mode */ 117 118#define MCD_MDBIT_ECCMODE 0x20 /* 0 = Use secondary correction */ 119 /* 1 = Don't use secondary ECC */ 120#define MCD_MDBIT_SPINDOWN 0x08 /* 0 = Spin Up, 1 = Spin Down */ 121#define MCD_MDBIT_GET_TOC 0x04 /* 0 = Get UPC on next GETQCHAN */ 122 /* 1 = Get TOC on GETQCHAN */ 123#define MCD_MDBIT_MUTEDATA 0x01 /* 1 = Don't play back Data as audio */ 124 125#define MCD_MD_RAW (MCD_MDBIT_DATALENGTH|MCD_MDBIT_ECCMODE|MCD_MDBIT_MUTEDATA) 126#define MCD_MD_COOKED (MCD_MDBIT_MUTEDATA) 127#define MCD_MD_TOC (MCD_MDBIT_GET_TOC|MCD_MDBIT_MUTEDATA) 128 129#define MCD_CMDSTOPAUDIO 0x70 130#define MCD_CMDSTOPAUDIOTIME 0x80 131#define MCD_CMDGETVOLUME 0x8E /* gets mcd_volume */ 132#define MCD_CMDSETDRIVEMODE 0xA0 /* Set drive mode */ 133#define MCD_READUPC 0xA2 /* Get UPC info */ 134#define MCD_CMDSETVOLUME 0xAE /* sets mcd_volume */ 135#define MCD_CMDREAD1 0xB0 /* read n sectors */ 136#define MCD_CMDSINGLESPEEDREAD 0xC0 /* read from-to */ 137#define MCD_CMDSTARTAUDIOMSF 0xC1 /* read audio data */ 138#define MCD_CMDDOUBLESPEEDREAD 0xC1 /* Read lots of data from the drive */ 139#define MCD_CMDGETDRIVEMODE 0xC2 /* Get the drive mode */ 140#define MCD_CMDREAD 0xC3 /* Read data from the drive */ 141#define MCD_CMDSETINTERLEAVE 0xC8 /* Adjust the interleave */ 142#define MCD_CMDCONTINFO 0xDC /* Get controller info */ 143#define MCD_CMDSTOP 0xF0 /* Stop everything */ 144#define MCD_CMDEJECTDISK 0xF6 145#define MCD_CMDCLOSETRAY 0xF8 146 147#define MCD_CMDLOCKDRV 0xFE /* needs byte */ 148#define MCD_LK_UNLOCK 0x00 149#define MCD_LK_LOCK 0x01 150#define MCD_LK_TEST 0x02 151 152/* DMA Enable Stuff */ 153#define MCD_DMA_IRQFLAGS 0x10 /* Set data0 for IRQ click */ 154 155#define MCD_DMA_PREIRQ 0x01 /* All of these are for */ 156#define MCD_DMA_POSTIRQ 0x02 /* MCD_DMA_IRQFLAG... */ 157#define MCD_DMA_ERRIRQ 0x04 /* */ 158 159#define MCD_DMA_TIMEOUT 0x08 /* Set data0 for DMA timeout */ 160#define MCD_DMA_UPCFLAG 0x04 /* 1 = Next command will be READUPC */ 161 162#define MCD_DMA_DMAMODE 0x02 /* 1 = Data uses DMA */ 163#define MCD_DMA_TRANSFERLENGTH 0x01 /* data0 = MSB, data1 = LSB of block length */ 164 165struct mcd_dma_mode { 166 u_char dma_mode; 167 u_char data0; /* If dma_mode & 0x10: Use IRQ settings */ 168 u_char data1; /* Used if dma_mode & 0x01 */ 169} __packed; 170 171struct mcd_volinfo { 172 bcd_t trk_low; 173 bcd_t trk_high; 174 bcd_t vol_msf[3]; 175 bcd_t trk1_msf[3]; 176} __packed; 177 178struct mcd_qchninfo { 179 u_char addr_type:4; 180 u_char control:4; 181 u_char trk_no; 182 u_char idx_no; 183 bcd_t trk_size_msf[3]; 184 u_char :8; 185 bcd_t hd_pos_msf[3]; 186} __packed; 187 188struct mcd_volume { 189 u_char v0l; 190 u_char v0rs; 191 u_char v0r; 192 u_char v0ls; 193} __packed; 194 195struct mcd_holdtime { 196 u_char units_of_ten_seconds; 197 /* If this is 0, the default (12) is used */ 198} __packed; 199 200struct mcd_read1 { 201 bcd_t start_msf[3]; 202 u_char nsec[3]; 203} __packed; 204 205struct mcd_read2 { 206 bcd_t start_msf[3]; 207 bcd_t end_msf[3]; 208} __packed; 209 210struct mcd_rawsector { 211 u_char sync1[12]; 212 u_char header[4]; 213 u_char subheader1[4]; 214 u_char subheader2[4]; 215 u_char data[MCDBLK]; 216 u_char ecc_bits[280]; 217} __packed; 218 219#endif /* MCD_H */ 220