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Work on SCSI MMC layer. Some things may be broken.

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This commit is contained in:
rocky
2004-07-22 09:52:17 +00:00
parent 4a7b48d568
commit 3263eeefae
9 changed files with 395 additions and 267 deletions
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106
include/cdio/scsi_mmc.h
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@@ -1,5 +1,5 @@
/*
$Id: scsi_mmc.h,v 1.11 2004/07/21 11:07:27 rocky Exp $
$Id: scsi_mmc.h,v 1.12 2004/07/22 09:52:17 rocky Exp $
Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
@@ -20,14 +20,19 @@
/*!
\file scsi_mmc.h
\brief Common definitions for SCSI MMC (Multimedia commands).
\brief Common definitions for SCSI MMC (Multi-Media Commands).
*/
#ifndef __SCSI_MMC_H__
#define __SCSI_MMC_H__
#include <cdio/cdio.h>
#include <cdio/types.h>
/*! The generic packet command opcodes for CD/DVD Logical Units. */
#define CDIO_MMC_GPCMD_INQUIRY 0x12
#define CDIO_MMC_GPCMD_MODE_SELECT_6 0x15
#define CDIO_MMC_GPCMD_MODE_SENSE 0x1a
#define CDIO_MMC_GPCMD_START_STOP 0x1b
#define CDIO_MMC_GPCMD_ALLOW_MEDIUM_REMOVAL 0x1e
@@ -39,23 +44,22 @@
#define CDIO_MMC_GPCMD_READ_SUBCHANNEL 0x42
#define CDIO_MMC_GPCMD_READ_TOC 0x43
#define CDIO_MMC_GPCMD_READ_HEADER 0x44
#define CDIO_MMC_GPCMD_PLAYAUDIO10 0x45
#define CDIO_MMC_GPCMD_PLAYAUDIO_MSF 0x47
#define CDIO_MMC_GPCMD_PLAYAUDIO_TI 0x48
#define CDIO_MMC_GPCMD_PLAYTRACK_REL10 0x49
#define CDIO_MMC_GPCMD_PLAY_AUDIO_10 0x45
#define CDIO_MMC_GPCMD_PLAY_AUDIO_MSF 0x47
#define CDIO_MMC_GPCMD_PLAY_AUDIO_TI 0x48
#define CDIO_MMC_GPCMD_PLAY_TRACK_REL_10 0x49
#define CDIO_MMC_GPCMD_PAUSE_RESUME 0x4b
#define CDIO_MMC_GPCMD_READ_DISC_INFO 0x51
#define CDIO_MMC_GPCMD_MODE_SELECT 0x55
#define CDIO_MMC_GPCMD_MODE_SELECT_6 0x15
#define CDIO_MMC_GPCMD_MODE_SENSE_10 0x5a
/*!
Group 5 Commands
*/
#define CDIO_MMC_GPCMD_PLAYAUDIO_12 0xa5
#define CDIO_MMC_GPCMD_PLAY_AUDIO_12 0xa5
#define CDIO_MMC_GPCMD_READ_12 0xa8
#define CDIO_MMC_GPCMD_PLAYTRACK_REL12 0xa9
#define CDIO_MMC_GPCMD_PLAY_TRACK_REL_12 0xa9
#define CDIO_MMC_GPCMD_READ_CD 0xbe
#define CDIO_MMC_GPCMD_READ_MSF 0xb9
@@ -106,38 +110,86 @@
#define CDIO_MMC_GPCMD_SET_SPEED 0xbb
#define CDIO_MMC_SET_COMMAND(rec, command) \
rec[0] = command
/*! The largest Command Descriptor Buffer (CDB) size.
The possible sizes are 6, 10, and 12 bytes.
*/
#define MAX_CDB_LEN 12
#define CDIO_MMC_SET_READ_TYPE(rec, sector_type) \
rec[1] = (sector_type << 2)
/*! A Command Descriptor Buffer (CDB) used in sending SCSI MMC
commands.
*/
typedef struct scsi_mmc_cdb {
uint8_t field[MAX_CDB_LEN];
} scsi_mmc_cdb_t;
/*! An enumeration indicating whether a SCSI MMC command is sending
data or getting data.
*/
typedef enum scsi_mmc_direction {
SCSI_MMC_DATA_READ,
SCSI_MMC_DATA_WRITE
} scsi_mmc_direction_t;
#define CDIO_MMC_SET_COMMAND(cdb, command) \
cdb[0] = command
#define CDIO_MMC_SET_READ_TYPE(cdb, sector_type) \
cdb[1] = (sector_type << 2)
#define CDIO_MMC_SET_READ_LBA(rec, lba) \
rec[2] = (lba >> 24) & 0xff; \
rec[3] = (lba >> 16) & 0xff; \
rec[4] = (lba >> 8) & 0xff; \
rec[5] = (lba ) & 0xff
#define CDIO_MMC_SET_READ_LBA(cdb, lba) \
cdb[2] = (lba >> 24) & 0xff; \
cdb[3] = (lba >> 16) & 0xff; \
cdb[4] = (lba >> 8) & 0xff; \
cdb[5] = (lba ) & 0xff
#define CDIO_MMC_SET_START_TRACK(rec, command) \
rec[6] = command
#define CDIO_MMC_SET_START_TRACK(cdb, command) \
cdb[6] = command
#define CDIO_MMC_SET_READ_LENGTH(rec, len) \
rec[6] = (len >> 16) & 0xff; \
rec[7] = (len >> 8) & 0xff; \
rec[8] = (len ) & 0xff
#define CDIO_MMC_SET_READ_LENGTH(cdb, len) \
cdb[6] = (len >> 16) & 0xff; \
cdb[7] = (len >> 8) & 0xff; \
cdb[8] = (len ) & 0xff
#define CDIO_MMC_MCSB_ALL_HEADERS 0x78
#define CDIO_MMC_SET_MAIN_CHANNEL_SELECTION_BITS(rec, val) \
rec[9] = val;
#define CDIO_MMC_SET_MAIN_CHANNEL_SELECTION_BITS(cdb, val) \
cdb[9] = val;
/*!
Return the number of length in bytes of the Command Descriptor
buffer (CDB) for a given SCSI MMC command. The length will be
either 6, 10, or 12.
*/
uint8_t scsi_mmc_get_cmd_len(uint8_t scsi_cmd);
/*!
Run a SCSI MMC command.
cdio CD structure set by cdio_open().
i_timeout time in milliseconds we will wait for the command
to complete. If this value is -1, use the default
time-out value.
p_buf Buffer for data, both sending and receiving.
i_buf Size of buffer
e_direction direction the transfer is to go.
cdb CDB bytes. All values that are needed should be set on
input. We'll figure out what the right CDB length should be.
Returns 0 if command completed successfully.
*/
int scsi_mmc_run_cmd( const CdIo *cdio, int t_timeout,
const scsi_mmc_cdb_t *p_cdb,
scsi_mmc_direction_t e_direction, unsigned int i_buf,
/*in/out*/ void *p_buf );
/*!
On input a MODE_SENSE command was issued and we have the results
in p. We interpret this and return a bit mask set according to the
capabilities.
*/
void cdio_get_drive_cap_mmc(const uint8_t *p,
void scsi_mmc_get_drive_cap(const uint8_t *p,
/*out*/ cdio_drive_read_cap_t *p_read_cap,
/*out*/ cdio_drive_write_cap_t *p_write_cap,
/*out*/ cdio_drive_misc_cap_t *p_misc_cap);