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Make use of the new TARGIODEBUG ioctl (i.e., add an option for it's use).

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This commit is contained in:
mjacob 2000-07-14 20:26:59 +00:00
parent 8959045f6e
commit b3e623026f
1 changed files with 23 additions and 6 deletions
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29
share/examples/scsi_target/scsi_target.c
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@ -56,6 +56,7 @@ char targdevname[80];
int targctlfd;
int targfd;
int quit;
int debug = 0;
struct ioc_alloc_unit alloc_unit = {
CAM_BUS_WILDCARD,
CAM_TARGET_WILDCARD,
@ -74,7 +75,7 @@ main(int argc, char *argv[])
int ch;
appname = *argv;
while ((ch = getopt(argc, argv, "i:o:p:t:l:")) != -1) {
while ((ch = getopt(argc, argv, "i:o:p:t:l:d")) != -1) {
switch(ch) {
case 'i':
if ((ifd = open(optarg, O_RDONLY)) == -1) {
@ -100,6 +101,9 @@ main(int argc, char *argv[])
case 'l':
alloc_unit.lun_id = atoi(optarg);
break;
case 'd':
debug++;
break;
case '?':
default:
usage();
@ -144,6 +148,11 @@ main(int argc, char *argv[])
exit(EX_NOINPUT);
}
if (ioctl(targfd, TARGIODEBUG, &debug) == -1) {
perror("TARGIODEBUG");
exit(EX_SOFTWARE);
}
buf = malloc(bufsize);
if (buf == NULL) {
@ -301,6 +310,12 @@ handle_exception()
exit(EX_SOFTWARE);
}
/* Clear the exception so the kernel will take our response */
if (ioctl(targfd, TARGIOCCLEAREXCEPTION, &exceptions) == -1) {
perror("TARGIOCCLEAREXCEPTION");
exit(EX_SOFTWARE);
}
bzero(&ccb, sizeof(ccb));
cam_fill_ctio(&ccb.csio, /*retries*/2,
/*cbfcnp*/NULL,
@ -314,17 +329,19 @@ handle_exception()
/*data_ptr*/NULL,
/*dxfer_len*/0,
/*timeout*/5 * 1000);
if (ioctl(targfd, TARGIOCCOMMAND, &ccb) == -1) {
perror("TARGIOCCOMMAND");
exit(EX_SOFTWARE);
}
} else {
if (ioctl(targfd, TARGIOCCLEAREXCEPTION, &exceptions) == -1) {
perror("TARGIOCCLEAREXCEPTION");
exit(EX_SOFTWARE);
}
}
if (ioctl(targfd, TARGIOCCLEAREXCEPTION, &exceptions) == -1) {
perror("TARGIOCCLEAREXCEPTION");
exit(EX_SOFTWARE);
}
}
static void
@ -338,7 +355,7 @@ usage()
{
(void)fprintf(stderr,
"usage: %-16s [-o output_file] [-i input_file] -p path -t target -l lun\n",
"usage: %-16s [ -d ] [-o output_file] [-i input_file] -p path -t target -l lun\n",
appname);
exit(EX_USAGE);