static void
devlist(int argc, char *argv[])
{
struct nvme_controller_data cdata;
struct nvme_namespace_data nsdata;
struct stat devstat;
char name[64], path[64];
uint32_t i;
int ch, ctrlr, exit_code, fd, found;
exit_code = EX_OK;
while ((ch = getopt(argc, argv, "")) != -1) {
switch ((char)ch) {
default:
usage();
}
}
ctrlr = -1;
found = 0;
while (1) {
ctrlr++;
sprintf(name, "nvme%d", ctrlr);
sprintf(path, "/dev/%s", name);
if (stat(path, &devstat) != 0)
break;
found++;
fd = open(path, O_RDWR);
if (fd < 0) {
printf("Could not open %s. errno=%d (%s)\n", path,
errno, strerror(errno));
exit_code = EX_NOPERM;
continue;
}
read_controller_data(fd, &cdata);
printf("%6s: %s\n", name, cdata.mn);
for (i = 0; i < cdata.nn; i++) {
sprintf(name, "nvme%dns%d", ctrlr, i+1);
read_namespace_data(fd, i+1, &nsdata);
printf(" %10s (%lldGB)\n",
name,
nsdata.nsze *
(long long)ns_get_sector_size(&nsdata) /
1024 / 1024 / 1024);
}
}
if (found == 0)
printf("No NVMe controllers found.\n");
exit(exit_code);
}
void
devlist(int argc, char *argv[])
{
struct nvm_identify_controller cdata;
struct nvm_identify_namespace nsdata;
char name[64];
uint8_t mn[64];
uint32_t i;
int ch, ctrlr, fd, found, ret;
while ((ch = getopt(argc, argv, "")) != -1) {
switch (ch) {
default:
devlist_usage();
}
}
ctrlr = -1;
found = 0;
while (1) {
ctrlr++;
sprintf(name, "%s%d", NVME_CTRLR_PREFIX, ctrlr);
ret = open_dev(name, &fd, 0, 0);
if (ret != 0) {
if (ret == EACCES) {
warnx("could not open "_PATH_DEV"%s\n", name);
continue;
} else
break;
}
found++;
read_controller_data(fd, &cdata);
nvme_strvis(mn, sizeof(mn), cdata.mn, sizeof(cdata.mn));
printf("%6s: %s\n", name, mn);
for (i = 0; i < cdata.nn; i++) {
sprintf(name, "%s%d%s%d", NVME_CTRLR_PREFIX, ctrlr,
NVME_NS_PREFIX, i+1);
read_namespace_data(fd, i+1, &nsdata);
printf(" %10s (%lldMB)\n",
name,
nsdata.nsze *
(long long)ns_get_sector_size(&nsdata) /
1024 / 1024);
}
close(fd);
}
if (found == 0)
printf("No NVMe controllers found.\n");
exit(1);
}
