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Made single track TAO work (sector i/o still wants fixed size, though)

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This commit is contained in:
Thomas Schmitt
2006-10-31 11:55:51 +00:00
parent 99ca953b1d
commit 114307a679
11 changed files with 232 additions and 21 deletions
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55
libburn/sg-linux.c
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@ -585,19 +585,40 @@ int sg_release(struct burn_drive *d)
return 0;
}
int sg_issue_command(struct burn_drive *d, struct command *c)
{
int done = 0, no_c_page = 0;
int err;
sg_io_hdr_t s;
/* ts A60821
<<< debug: for tracing calls which might use open drive fds */
#ifdef Libburn_log_sg_commandS
/* <<< ts A61030 */
static FILE *fp= NULL;
static int fpcount= 0;
int i;
#endif /* Libburn_log_sg_commandS */
/* <<< ts A60821
debug: for tracing calls which might use open drive fds */
char buf[161];
sprintf(buf,"sg_issue_command d->fd= %d d->released= %d\n",
d->fd,d->released);
mmc_function_spy(buf);
#ifdef Libburn_log_sg_commandS
/* <<< ts A61030 */
if(fp==NULL) {
fp= fopen("/tmp/libburn_sg_command_log","a");
fprintf(fp,"\n-----------------------------------------\n");
}
for(i=0;i<10;i++)
fprintf(fp,"%2.2x ", c->opcode[i]);
fprintf(fp,"\n");
fpcount++;
#endif /* Libburn_log_sg_commandS */
/* ts A61010 : with no fd there is no chance to send an ioctl */
if (d->fd < 0) {
c->error = 1;
@ -670,6 +691,11 @@ int sg_issue_command(struct burn_drive *d, struct command *c)
if (s.sb_len_wr) {
if (!c->retry) {
c->error = 1;
/* ts A61030 */
/* >>> to become d->notify_error() */
scsi_notify_error(d, c, s.sbp, s.sb_len_wr, 0);
return 1;
}
switch (scsi_error(d, s.sbp, s.sb_len_wr)) {
@ -688,6 +714,31 @@ int sg_issue_command(struct burn_drive *d, struct command *c)
return 1;
}
/* ts A61030 */
/* @param flag bit0=do also report TEST UNIT READY failures */
int scsi_notify_error(struct burn_drive *d, struct command *c,
unsigned char *sense, int senselen, int flag)
{
int key, asc, ascq, ret;
char msg[160];
if (c->opcode[0] == 0) /* SPC : TEST UNIT READY command */
if(!(flag & 1))
return 1;
key = sense[2];
asc = sense[12];
ascq = sense[13];
sprintf(msg,"SCSI error condition on command %2.2Xh : ", c->opcode[0]);
sprintf(msg+strlen(msg), "key= %x asc= %x ascq= %x\n", key,asc,ascq);
ret = libdax_msgs_submit(libdax_messenger, d->global_index, 0x0002010f,
LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_HIGH, msg,0,0);
return ret;
}
enum response scsi_error(struct burn_drive *d, unsigned char *sense,
int senselen)
{