Handle IBM OFW path.

	* util/ieee1275/ofpath.c (find_obppath): Use devspec if obppath isn't
	available.
	(of_path_of_scsi): Handle vdevice.

diff --git a/ChangeLog b/ChangeLog
index b8013b6e370753b966b427b1f975590aac16f253..129eb0275a3c96a5b52201126f815072ae5f78cc 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2012-06-04  Vladimir Serbinenko  <phcoder@gmail.com>
+
+       Handle IBM OFW path.
+
+       * util/ieee1275/ofpath.c (find_obppath): Use devspec if obppath isn't
+       available.
+       (of_path_of_scsi): Handle vdevice.
+
 2012-06-03  Vladimir Serbinenko  <phcoder@gmail.com>
 
        * grub-core/mmap/i386/pc/mmap.c (malloc_hook):

diff --git a/util/ieee1275/ofpath.c b/util/ieee1275/ofpath.c
index 490f83af2f08f90506889b088093b8cd93128557..2968b9f4da561976ee8632ffc9f65fc907a8d4f7 100644 (file)
--- a/util/ieee1275/ofpath.c
+++ b/util/ieee1275/ofpath.c
@@ -65,7 +65,9 @@ grub_util_info (const char *fmt, ...)
   fputc ('\n', stderr);
 }
 
+#define grub_util_warn grub_util_info
 #define _(x) x
+#define xstrdup strdup
 #endif
 
 static void
@@ -118,6 +120,12 @@ find_obppath (const char *sysfs_path_orig)
 #endif
 
       fd = open(path, O_RDONLY);
+      if (fd < 0 || fstat (fd, &st) < 0)
+       {
+         snprintf(path, path_size, "%s/devspec", sysfs_path);
+         fd = open(path, O_RDONLY);
+       }
+
       if (fd < 0 || fstat (fd, &st) < 0)
        {
          kill_trailing_dir(sysfs_path);
@@ -391,17 +399,36 @@ of_path_of_scsi(const char *sys_devname __attribute__((unused)), const char *dev
     disk_name = "disk";
 
   digit_string = trailing_digits (device);
-  if (*digit_string == '\0')
+  if (strncmp (of_path, "/vdevice/", sizeof ("/vdevice/") - 1) == 0)
     {
-      snprintf(disk, sizeof (disk), "/%s@%x,%d", disk_name, tgt, lun);
+      unsigned long id = 0x8000 | (tgt << 8) | (bus << 5) | lun;
+      if (*digit_string == '\0')
+       {
+         snprintf(disk, sizeof (disk), "/%s@%04x000000000000", disk_name, id);
+       }
+      else
+       {
+         int part;
+
+         sscanf(digit_string, "%d", &part);
+         snprintf(disk, sizeof (disk),
+                  "/%s@%04x000000000000:%c", disk_name, id, 'a' + (part - 1));
+       }
     }
   else
     {
-      int part;
+      if (*digit_string == '\0')
+       {
+         snprintf(disk, sizeof (disk), "/%s@%x,%d", disk_name, tgt, lun);
+       }
+      else
+       {
+         int part;
 
-      sscanf(digit_string, "%d", &part);
-      snprintf(disk, sizeof (disk),
-              "/%s@%x,%d:%c", disk_name, tgt, lun, 'a' + (part - 1));
+         sscanf(digit_string, "%d", &part);
+         snprintf(disk, sizeof (disk),
+                  "/%s@%x,%d:%c", disk_name, tgt, lun, 'a' + (part - 1));
+       }
     }
   strcat(of_path, disk);
   return of_path;