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Move scsi mmc discmode determination to scsi-mmc.

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Add discmode for CD-i.
This commit is contained in:
rocky
2004-12-04 11:50:40 +00:00
parent 16bc93f4e5
commit 2334c3c7cc
5 changed files with 110 additions and 79 deletions
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58
lib/scsi_mmc.c
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@@ -1,6 +1,6 @@
/* Common SCSI Multimedia Command (MMC) routines.
$Id: scsi_mmc.c,v 1.30 2004/10/31 17:18:08 rocky Exp $
$Id: scsi_mmc.c,v 1.31 2004/12/04 11:50:40 rocky Exp $
Copyright (C) 2004 Rocky Bernstein <rocky@panix.com>
@@ -40,6 +40,42 @@
#include <errno.h>
#endif
/*!
Return the discmode as reported by the SCSI-MMC Read (FULL) TOC
command.
Information was obtained from Section 5.1.13 (Read TOC/PMA/ATIP)
pages 56-62 from the SCSI MMC draft specification, revision 10a
at http://www.t10.org/ftp/t10/drafts/mmc/mmc-r10a.pdf See
especially tables 72, 73 and 75.
*/
discmode_t
scsi_mmc_get_discmode( const CdIo *p_cdio )
{
uint8_t buf[14] = { 0, };
scsi_mmc_cdb_t cdb;
memset(&cdb, 0, sizeof(scsi_mmc_cdb_t));
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_TOC);
cdb.field[2] = CDIO_MMC_READTOC_FMT_FULTOC;
CDIO_MMC_SET_READ_LENGTH8(cdb.field, sizeof(buf));
scsi_mmc_run_cmd(p_cdio, 2000, &cdb, SCSI_MMC_DATA_READ, sizeof(buf), buf);
if (buf[7] == 0xA0) {
if (buf[13] == 0x00) {
if (buf[5] & 0x04)
return CDIO_DISC_MODE_CD_DATA;
else
return CDIO_DISC_MODE_CD_DA;
}
else if (buf[13] == 0x10)
return CDIO_DISC_MODE_CD_I;
else if (buf[13] == 0x20)
return CDIO_DISC_MODE_CD_XA;
}
return CDIO_DISC_MODE_NO_INFO;
}
/*!
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
@@ -121,21 +157,21 @@ scsi_mmc_run_cmd( const CdIo *p_cdio, unsigned int i_timeout_ms,
* Eject using SCSI MMC commands. Return 0 if successful.
*/
int
scsi_mmc_eject_media( const CdIo *cdio )
scsi_mmc_eject_media( const CdIo *p_cdio )
{
int i_status;
scsi_mmc_cdb_t cdb = {{0, }};
uint8_t buf[1];
scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd;
if ( ! cdio || ! cdio->op.run_scsi_mmc_cmd )
if ( ! p_cdio || ! p_cdio->op.run_scsi_mmc_cmd )
return -2;
run_scsi_mmc_cmd = cdio->op.run_scsi_mmc_cmd;
run_scsi_mmc_cmd = p_cdio->op.run_scsi_mmc_cmd;
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_ALLOW_MEDIUM_REMOVAL);
i_status = run_scsi_mmc_cmd (cdio->env, DEFAULT_TIMEOUT_MS,
i_status = run_scsi_mmc_cmd (p_cdio->env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]), &cdb,
SCSI_MMC_DATA_WRITE, 0, &buf);
if (0 != i_status)
@@ -143,7 +179,7 @@ scsi_mmc_eject_media( const CdIo *cdio )
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_START_STOP);
cdb.field[4] = 1;
i_status = run_scsi_mmc_cmd (cdio->env, DEFAULT_TIMEOUT_MS,
i_status = run_scsi_mmc_cmd (p_cdio->env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]), &cdb,
SCSI_MMC_DATA_WRITE, 0, &buf);
if (0 != i_status)
@@ -152,7 +188,7 @@ scsi_mmc_eject_media( const CdIo *cdio )
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_START_STOP);
cdb.field[4] = 2; /* eject */
return run_scsi_mmc_cmd (cdio->env, DEFAULT_TIMEOUT_MS,
return run_scsi_mmc_cmd (p_cdio->env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]), &cdb,
SCSI_MMC_DATA_WRITE, 0, &buf);
@@ -162,17 +198,17 @@ scsi_mmc_eject_media( const CdIo *cdio )
Can read only up to 25 blocks.
*/
int
scsi_mmc_read_sectors ( const CdIo *cdio, void *p_buf, lba_t lba,
scsi_mmc_read_sectors ( const CdIo *p_cdio, void *p_buf, lba_t lba,
int sector_type, unsigned int nblocks )
{
scsi_mmc_cdb_t cdb = {{0, }};
scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd;
if ( ! cdio || ! cdio->op.run_scsi_mmc_cmd )
if ( ! p_cdio || ! p_cdio->op.run_scsi_mmc_cmd )
return -2;
run_scsi_mmc_cmd = cdio->op.run_scsi_mmc_cmd;
run_scsi_mmc_cmd = p_cdio->op.run_scsi_mmc_cmd;
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_CD);
CDIO_MMC_SET_READ_TYPE (cdb.field, sector_type);
@@ -181,7 +217,7 @@ scsi_mmc_read_sectors ( const CdIo *cdio, void *p_buf, lba_t lba,
CDIO_MMC_SET_MAIN_CHANNEL_SELECTION_BITS(cdb.field,
CDIO_MMC_MCSB_ALL_HEADERS);
return run_scsi_mmc_cmd (cdio->env, DEFAULT_TIMEOUT_MS,
return run_scsi_mmc_cmd (p_cdio->env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]), &cdb,
SCSI_MMC_DATA_READ,
CDIO_CD_FRAMESIZE_RAW * nblocks,