static int imsm_read_serial(int fd, char *devname, __u8 *serial);
static void fd2devname(int fd, char *name);
-static int imsm_enumerate_ports(const char *hba_path, int port_count, int host_base, int verbose)
+static int ahci_enumerate_ports(const char *hba_path, int port_count, int host_base, int verbose)
{
- /* dump an unsorted list of devices attached to ahci, as well as
- * non-connected ports
+ /* dump an unsorted list of devices attached to AHCI Intel storage
+ * controller, as well as non-connected ports
*/
int hba_len = strlen(hba_path) + 1;
struct dirent *ent;
return err;
}
+
+
+static void print_found_intel_controllers(struct sys_dev *elem)
+{
+ for (; elem; elem = elem->next) {
+ fprintf(stderr, Name ": found Intel(R) ");
+ if (elem->type == SYS_DEV_SATA)
+ fprintf(stderr, "SATA ");
+ else if (elem->type == SYS_DEV_SAS)
+ fprintf(stderr, "SAS ");
+ fprintf(stderr, "RAID controller");
+ if (elem->pci_id)
+ fprintf(stderr, " at %s", elem->pci_id);
+ fprintf(stderr, ".\n");
+ }
+ fflush(stderr);
+}
+
+static int ahci_get_port_count(const char *hba_path, int *port_count)
+{
+ struct dirent *ent;
+ DIR *dir;
+ int host_base = -1;
+
+ *port_count = 0;
+ if ((dir = opendir(hba_path)) == NULL)
+ return -1;
+
+ for (ent = readdir(dir); ent; ent = readdir(dir)) {
+ int host;
+
+ if (sscanf(ent->d_name, "host%d", &host) != 1)
+ continue;
+ if (*port_count == 0)
+ host_base = host;
+ else if (host < host_base)
+ host_base = host;
+
+ if (host + 1 > *port_count + host_base)
+ *port_count = host + 1 - host_base;
+ }
+ closedir(dir);
+ return host_base;
+}
+
static int detail_platform_imsm(int verbose, int enumerate_only)
{
/* There are two components to imsm platform support, the ahci SATA
*/
const struct imsm_orom *orom;
struct sys_dev *list, *hba;
- DIR *dir;
- struct dirent *ent;
- const char *hba_path;
int host_base = 0;
int port_count = 0;
+ int result=0;
if (enumerate_only) {
if (check_env("IMSM_NO_PLATFORM") || find_imsm_orom())
return 2;
}
- list = find_driver_devices("pci", "ahci");
- for (hba = list; hba; hba = hba->next)
- if (devpath_to_vendor(hba->path) == 0x8086)
- break;
-
- if (!hba) {
+ list = find_intel_devices();
+ if (!list) {
if (verbose)
- fprintf(stderr, Name ": unable to find active ahci controller\n");
+ fprintf(stderr, Name ": no active Intel(R) RAID "
+ "controller found.\n");
free_sys_dev(&list);
return 2;
} else if (verbose)
- fprintf(stderr, Name ": found Intel SATA AHCI Controller\n");
- hba_path = hba->path;
- hba->path = NULL;
- free_sys_dev(&list);
+ print_found_intel_controllers(list);
orom = find_imsm_orom();
if (!orom) {
+ free_sys_dev(&list);
if (verbose)
fprintf(stderr, Name ": imsm option-rom not found\n");
return 2;
imsm_orom_has_chunk(orom, 1024*64) ? " 64M" : "");
printf(" Max Disks : %d\n", orom->tds);
printf(" Max Volumes : %d\n", orom->vpa);
- printf(" I/O Controller : %s\n", hba_path);
- /* find the smallest scsi host number to determine a port number base */
- dir = opendir(hba_path);
- for (ent = dir ? readdir(dir) : NULL; ent; ent = readdir(dir)) {
- int host;
-
- if (sscanf(ent->d_name, "host%d", &host) != 1)
- continue;
- if (port_count == 0)
- host_base = host;
- else if (host < host_base)
- host_base = host;
-
- if (host + 1 > port_count + host_base)
- port_count = host + 1 - host_base;
-
- }
- if (dir)
- closedir(dir);
-
- if (!port_count || imsm_enumerate_ports(hba_path, port_count,
- host_base, verbose) != 0) {
- if (verbose)
- fprintf(stderr, Name ": failed to enumerate ports\n");
- return 2;
+ for (hba = list; hba; hba = hba->next) {
+ printf(" I/O Controller : %s (%s)\n",
+ hba->path, get_sys_dev_type(hba->type));
+
+ if (hba->type == SYS_DEV_SATA) {
+ host_base = ahci_get_port_count(hba->path, &port_count);
+ if (ahci_enumerate_ports(hba->path, port_count, host_base, verbose)) {
+ if (verbose)
+ fprintf(stderr, Name ": failed to enumerate "
+ "ports on SATA controller at %s.", hba->pci_id);
+ result |= 2;
+ }
+ } else if (hba->type == SYS_DEV_SAS) {
+ if (verbose)
+ fprintf(stderr, Name ": failed to enumerate "
+ "devices on SAS controller at %s.", hba->pci_id);
+ result |= 2;
+ }
}
- return 0;
+ free_sys_dev(&list);
+ return result;
}
#endif
static const char *imsm_get_disk_controller_domain(const char *path)
{
- struct sys_dev *list, *hba = NULL;
char disk_path[PATH_MAX];
- int ahci = 0;
- char *dpath = NULL;
-
- list = find_driver_devices("pci", "ahci");
- for (hba = list; hba; hba = hba->next)
- if (devpath_to_vendor(hba->path) == 0x8086)
- break;
-
- if (hba) {
- struct stat st;
+ char *drv=NULL;
+ struct stat st;
- strncpy(disk_path, disk_by_path, PATH_MAX - 1);
- strncat(disk_path, path, PATH_MAX - strlen(disk_path) - 1);
- if (stat(disk_path, &st) == 0) {
- dpath = devt_to_devpath(st.st_rdev);
- if (dpath)
- ahci = path_attached_to_hba(dpath, hba->path);
- }
+ strncpy(disk_path, disk_by_path, PATH_MAX - 1);
+ strncat(disk_path, path, PATH_MAX - strlen(disk_path) - 1);
+ if (stat(disk_path, &st) == 0) {
+ struct sys_dev* hba;
+ char *path=NULL;
+
+ path = devt_to_devpath(st.st_rdev);
+ if (path == NULL)
+ return "unknown";
+ hba = find_disk_attached_hba(-1, path);
+ if (hba && hba->type == SYS_DEV_SAS)
+ drv = "isci";
+ else if (hba && hba->type == SYS_DEV_SATA)
+ drv = "ahci";
+ else
+ drv = "unknown";
+ dprintf("path: %s hba: %s attached: %s\n",
+ path, (hba) ? hba->path : "NULL", drv);
+ free(path);
+ if (hba)
+ free_sys_dev(&hba);
}
- dprintf("path: %s(%s) hba: %s attached: %d\n",
- path, dpath, (hba) ? hba->path : "NULL", ahci);
- free_sys_dev(&list);
- if (ahci)
- return "ahci";
- else
- return NULL;
+ return drv;
}
static int imsm_find_array_minor_by_subdev(int subdev, int container, int *minor)
check_devs = 1;
}
break;
+ case 1:
+ if (geo->level == 0) {
+ change = CH_TAKEOVER;
+ check_devs = 1;
+ }
+ break;
case 5:
if (geo->level != 0)
change = CH_LEVEL_MIGRATION;