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beae072bc9
Adjust for newer model for all non-LUxxx too. FLAGS status register names cleanup
221 lines
7.0 KiB
C
221 lines
7.0 KiB
C
/*
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* Copyright 1993 by Holger Veit (data part)
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* Copyright 1993 by Brian Moore (audio part)
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* Changes Copyright 1993 by Gary Clark II
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This software was developed by Holger Veit and Brian Moore
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* for use with "386BSD" and similar operating systems.
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* "Similar operating systems" includes mainly non-profit oriented
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* systems for research and education, including but not restricted to
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* "NetBSD", "FreeBSD", "Mach" (by CMU).
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* 4. Neither the name of the developer(s) nor the name "386BSD"
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE DEVELOPER(S) BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file contains definitions for some cdrom control commands
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* and status codes. This info was "inherited" from the DOS MTMCDE.SYS
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* driver, and is thus not complete (and may even be wrong). Some day
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* the manufacturer or anyone else might provide better documentation,
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* so this file (and the driver) will then have a better quality.
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*
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* $Id: mcdreg.h,v 1.5 1994/11/12 13:26:13 ache Exp $
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*/
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#ifndef MCD_H
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#define MCD_H
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#ifdef __GNUC__
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#if __GNUC__ >= 2
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#pragma pack(1)
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#endif
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#endif
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typedef unsigned char bcd_t;
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#define M_msf(msf) msf[0]
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#define S_msf(msf) msf[1]
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#define F_msf(msf) msf[2]
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/* io lines used */
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#define MCD_IO_BASE 0x300
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#define mcd_command 0
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#define mcd_status 0
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#define mcd_rdata 0
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#define mcd_reset 1
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#define mcd_ctl2 2 /* XXX Is this right? */
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#define mcd_config 3
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#define MCD_MASK_DMA 0x07 /* bits 2-0 = DMA channel */
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#define MCD_MASK_IRQ 0x70 /* bits 6-4 = INT number */
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/* 001 = int 2,9 */
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/* 010 = int 3 */
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/* 011 = int 5 */
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/* 100 = int 10 */
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/* 101 = int 11 */
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/* flags */
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#define MFL_DATA_NOT_AVAIL 0x02
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#define MFL_STATUS_NOT_AVAIL 0x04
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/* New Commands */
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#define M_RESET 0x00
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#define M_PICKLE 0x04
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/* ports */
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#define MCD_DATA 0
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#define MCD_FLAGS 1
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#define MCD_CTRL 2
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#define CHANNEL 3 /* XXX ??? */
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/* Status bits */
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#define MCD_ST_DOOROPEN 0x80
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#define MCD_ST_DSKIN 0x40
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#define MCD_ST_DSKCHNG 0x20
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#define MCD_ST_SPINNING 0x10
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#define MCD_ST_AUDIODISK 0x08 /* Audio Disk is in */
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#define MCD_ST_BUSY 0x04
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#define MCD_ST_AUDIOBSY 0x02 /* Audio Disk is Playing */
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#define MCD_ST_CMDCHECK 0x01 /* Command error */
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/* commands known by the controller */
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#define MCD_CMDRESET 0x00
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#define MCD_CMDGETVOLINFO 0x10 /* gets mcd_volinfo */
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#define MCD_CMDGETDISKINFO 0x11 /* gets mcd_disk information */
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#define MCD_CMDGETQCHN 0x20 /* gets mcd_qchninfo */
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#define MCD_CMDGETSENSE 0x30 /* gets sense info */
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#define MCD_CMDGETSTAT 0x40 /* gets a byte of status */
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#define MCD_CMDSETMODE 0x50 /* set transmission mode, needs byte */
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#define MCD_MDBIT_TESTMODE 0x80 /* 0 = DATALENGTH setting is valid */
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#define MCD_MDBIT_DATALENGTH 0x40 /* 0 = Read User Data Only */
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/* 1 = Read Raw sectors (2352 bytes) */
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#define MCDBLK 2048 /* for cooked mode */
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#define MCDRBLK sizeof(struct mcd_rawsector) /* for raw mode */
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#define MCD_MDBIT_ECCMODE 0x20 /* 0 = Use secondary correction */
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/* 1 = Don't use secondary ECC */
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#define MCD_MDBIT_SPINDOWN 0x08 /* 0 = Spin Up, 1 = Spin Down */
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#define MCD_MDBIT_GET_TOC 0x04 /* 0 = Get UPC on next GETQCHAN */
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/* 1 = Get TOC on GETQCHAN */
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#define MCD_MDBIT_MUTEDATA 0x01 /* 1 = Don't play back Data as audio */
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#define MCD_MD_RAW (MCD_MDBIT_DATALENGTH|MCD_MDBIT_ECCMODE|MCD_MDBIT_MUTEDATA)
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#define MCD_MD_COOKED (MCD_MDBIT_MUTEDATA)
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#define MCD_MD_TOC (MCD_MDBIT_GET_TOC|MCD_MDBIT_MUTEDATA)
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#define MCD_CMDSTOPAUDIO 0x70
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#define MCD_CMDSTOPAUDIOTIME 0x80
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#define MCD_CMDGETVOLUME 0x8E /* gets mcd_volume */
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#define MCD_CMDSETDRIVEMODE 0xA0 /* Set drive mode */
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#define MCD_READUPC 0xA2 /* Get UPC info */
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#define MCD_CMDSETVOLUME 0xAE /* sets mcd_volume */
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#define MCD_CMDREAD1 0xB0 /* read n sectors */
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#define MCD_CMDREAD2 0xC0 /* read from-to */
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#define MCD_CMDSTARTAUDIOMSF 0xC1 /* read audio data */
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#define MCD_CMDREADFAST 0xC1 /* Read lots of data from the drive */
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#define MCD_CMDGETDRIVEMODE 0xC2 /* Get the drive mode */
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#define MCD_CMDREAD 0xC3 /* Read data from the drive */
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#define MCD_CMDSETINTERLEAVE 0xC8 /* Adjust the interleave */
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#define MCD_CMDCONTINFO 0xDC /* Get controller info */
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#define MCD_CMDSTOP 0xF0 /* Stop everything */
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#define MCD_CMDEJECTDISK 0xF6
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#define MCD_CMDCLOSETRAY 0xF8
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#define MCD_CMDLOCKDRV 0xFE /* needs byte */
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#define MCD_LK_UNLOCK 0x00
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#define MCD_LK_LOCK 0x01
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#define MCD_LK_TEST 0x02
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/* DMA Enable Stuff */
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#define MCD_DMA_IRQFLAGS 0x10 /* Set data0 for IRQ click */
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#define MCD_DMA_PREIRQ 0x01 /* All of these are for */
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#define MCD_DMA_POSTIRQ 0x02 /* MCD_DMA_IRQFLAG... */
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#define MCD_DMA_ERRIRQ 0x04 /* */
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#define MCD_DMA_TIMEOUT 0x08 /* Set data0 for DMA timeout */
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#define MCD_DMA_UPCFLAG 0x04 /* 1 = Next command will be READUPC */
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#define MCD_DMA_DMAMODE 0x02 /* 1 = Data uses DMA */
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#define MCD_DMA_TRANSFERLENGTH 0x01 /* data0 = MSB, data1 = LSB of block length */
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struct mcd_dma_mode {
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u_char dma_mode;
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u_char data0; /* If dma_mode & 0x10: Use IRQ settings */
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u_char data1; /* Used if dma_mode & 0x01 */
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};
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struct mcd_volinfo {
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bcd_t trk_low;
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bcd_t trk_high;
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bcd_t vol_msf[3];
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bcd_t trk1_msf[3];
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};
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struct mcd_qchninfo {
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u_char ctrl_adr;
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u_char trk_no;
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u_char idx_no;
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bcd_t trk_size_msf[3];
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u_char :8;
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bcd_t hd_pos_msf[3];
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};
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struct mcd_volume {
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u_char v0l;
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u_char v0rs;
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u_char v0r;
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u_char v0ls;
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};
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struct mcd_holdtime {
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u_char units_of_ten_seconds;
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/* If this is 0, the default (12) is used */
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};
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struct mcd_read1 {
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bcd_t start_msf[3];
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u_char nsec[3];
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};
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struct mcd_read2 {
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bcd_t start_msf[3];
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bcd_t end_msf[3];
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};
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struct mcd_rawsector {
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u_char sync1[12];
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u_char header[4];
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u_char subheader1[4];
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u_char subheader2[4];
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u_char data[MCDBLK];
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u_char ecc_bits[280];
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};
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#endif /* MCD_H */
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