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Had to revoke Immed bit on load command. LG GSA-4082B : premature "no media"

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This commit is contained in:
Thomas Schmitt 2007-09-21 12:04:27 +00:00
parent 83616fda90
commit 8a77bb8259
3 changed files with 26 additions and 4 deletions
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2
libburn/trunk/cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2007.09.20.125854"
#define Cdrskin_timestamP "2007.09.21.120333"

3
libburn/trunk/libburn/sbc.c
View File

@ -37,7 +37,8 @@ void sbc_load(struct burn_drive *d)
*/
c.retry = 1;
c.opcode[1] |= 1; /* ts A70918 : Immed */
/* ts A70921 : Had to revoke Immed because of LG GSA-4082B */
/* c.opcode[1] |= 1; /* ts A70918 : Immed */
c.dir = NO_TRANSFER;
d->issue_command(d, &c);

25
libburn/trunk/libburn/spc.c
View File

@ -103,22 +103,41 @@ int spc_test_unit_ready(struct burn_drive *d)
int spc_wait_unit_attention(struct burn_drive *d, int max_sec, char *cmd_text,
int flag)
{
int i, ret = 1, key, asc, ascq;
int i, ret = 1, key = 0, asc = 0, ascq = 0;
char msg[160];
if (!(flag & 1))
usleep(100000);
for(i = !(flag & 1); i < max_sec * 10; i++) {
ret = spc_test_unit_ready_r(d, &key, &asc, &ascq);
/* <<<
fprintf(stderr,
"libburn_EXPERIMENTAL: i= %d ret= %d key= %X asc= %2.2X ascq= %2.2X\n",
i, ret, (unsigned) key, (unsigned) asc, (unsigned) ascq);
*/
if(ret > 0) /* ready */
break;
if(key!=0x2 || asc!=0x4) {
if (key == 0x2 && asc == 0x3A) {
ret = 1; /* medium not present = ok */
/* <<<
ts A70912 :
My LG GSA-4082B on asynchronous load:
first it reports no media 2,3A,00,
then it reports not ready 2,04,00,
further media inquiry retrieves wrong data
if(i<=100)
goto slumber;
*/
break;
}
if (key == 0x6 && asc == 0x28 && ascq == 0x00)
continue; /* media change notice = try again */
/* media change notice = try again */
goto slumber;
sprintf(msg,
"Asynchromous SCSI error on %s: key=%X asc=%2.2Xh ascq=%2.2Xh",
cmd_text, (unsigned) key, (unsigned) asc,
@ -130,8 +149,10 @@ int spc_wait_unit_attention(struct burn_drive *d, int max_sec, char *cmd_text,
d->cancel = 1;
break;
}
slumber:;
usleep(100000);
}
sprintf(msg, "Async %s %s after %d.%d seconds",
cmd_text, (ret > 0 ? "succeeded" : "failed"), i / 10, i % 10);
libdax_msgs_submit(libdax_messenger, d->global_index, 0x00020150,