grub2/0458-Add-bootpath-device-to-the-list.patch

From a2780be06f7de35a0dd4cc19a68b151176707ae7 Mon Sep 17 00:00:00 2001
From: Fedora Ninjas <grub2-owner@fedoraproject.org>
Date: Fri, 14 Dec 2012 20:10:21 -0200
Subject: [PATCH 458/471] Add bootpath device to the list

When scanning the devices, always check (and add) the bootpath device if it
isn't in the device list.
---
 grub-core/disk/ieee1275/ofdisk.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/grub-core/disk/ieee1275/ofdisk.c b/grub-core/disk/ieee1275/ofdisk.c
index 2a31ecd..a940771 100644
--- a/grub-core/disk/ieee1275/ofdisk.c
+++ b/grub-core/disk/ieee1275/ofdisk.c
@@ -229,6 +229,10 @@ dev_iterate (const struct grub_ieee1275_devalias *alias)
 static void
 scan (void)
 {
+  char *bootpath;
+  int bootpath_size;
+  char *type;
+
   struct grub_ieee1275_devalias alias;
   FOR_IEEE1275_DEVALIASES(alias)
     {
@@ -239,6 +243,34 @@ scan (void)
 
   FOR_IEEE1275_DEVCHILDREN("/", alias)
     dev_iterate (&alias);
+
+  if (grub_ieee1275_get_property_length (grub_ieee1275_chosen, "bootpath",
+					 &bootpath_size)
+      || bootpath_size <= 0)
+    {
+      /* Should never happen.  */
+      grub_printf ("/chosen/bootpath property missing!\n");
+      return;
+    }
+
+  bootpath = (char *) grub_malloc ((grub_size_t) bootpath_size + 64);
+  if (! bootpath)
+    {
+      grub_print_error ();
+      return;
+    }
+  grub_ieee1275_get_property (grub_ieee1275_chosen, "bootpath", bootpath,
+                              (grub_size_t) bootpath_size + 1, 0);
+  bootpath[bootpath_size] = '\0';
+
+  type = grub_ieee1275_get_device_type (bootpath);
+  if (type && grub_strcmp (type, "block") == 0)
+      dev_iterate_real (bootpath, bootpath);
+
+  grub_free (bootpath);
+
+  grub_devalias_iterate (dev_iterate_alias);
+  grub_children_iterate ("/", dev_iterate);
 }
 
 static int
-- 
1.8.2.1