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forked from pool/grub2

Accepting request 289947 from home:michael-chang:boo902982

- grub2-efi-HP-workaround.patch:
  * try to read config from all-uppercase prefix as last resort.
    (bnc#872503) (boo#902982)

OBS-URL: https://build.opensuse.org/request/show/289947
OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=144
This commit is contained in:
Marcus Meissner 2015-03-09 06:53:28 +00:00 committed by Git OBS Bridge
parent 493d95d448
commit 1dd029fc2d
3 changed files with 102 additions and 0 deletions

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@ -0,0 +1,93 @@
Index: grub-2.02~beta2/grub-core/kern/efi/init.c
===================================================================
--- grub-2.02~beta2.orig/grub-core/kern/efi/init.c
+++ grub-2.02~beta2/grub-core/kern/efi/init.c
@@ -25,6 +25,7 @@
#include <grub/env.h>
#include <grub/mm.h>
#include <grub/kernel.h>
+#include <grub/file.h>
grub_addr_t grub_modbase;
@@ -48,6 +49,67 @@ grub_efi_init (void)
void (*grub_efi_net_config) (grub_efi_handle_t hnd,
char **device,
char **path);
+static char *
+workaround_efi_firmware_path (const char *device, const char *path)
+{
+ char *config = NULL;;
+ char *config_upper = NULL;
+ char *path_upper = NULL;
+ char *ret_path = NULL;
+ grub_file_t config_fd = NULL;
+ char *s;
+
+ if (!device || !path)
+ return NULL;
+
+ /* only workaround if booting off from cd device */
+ if (grub_strncmp (device, "cd", 2) != 0)
+ goto quit;
+
+ config = grub_xasprintf ("(%s)%s/grub.cfg", device, path);
+ config_fd = grub_file_open (config);
+
+ /* everything's fine, so quit the workaround */
+ if (config_fd)
+ goto quit;
+
+ /* reset grub error state because noone else does... */
+ grub_errno = GRUB_ERR_NONE;
+
+ /* try again, this time upper case path */
+ path_upper = grub_strdup (path);
+ if (! path_upper)
+ goto quit;
+
+ s = path_upper;
+ for (; *s; s++) *s = grub_toupper(*s);
+
+ config_upper = grub_xasprintf ("(%s)%s/grub.cfg", device, path_upper);
+ if (! config_upper)
+ goto quit;
+
+ config_fd = grub_file_open (config_upper);
+
+ /* if config can be found by the upper case path, return it */
+ if (config_fd)
+ ret_path = grub_strdup (path_upper);
+
+quit:
+
+ if (config_fd)
+ grub_file_close (config_fd);
+
+ if (grub_errno)
+ grub_errno = GRUB_ERR_NONE;
+
+ if (config)
+ grub_free (config);
+
+ if (config_upper)
+ grub_free (config_upper);
+
+ return ret_path;
+}
void
grub_machine_get_bootlocation (char **device, char **path)
@@ -67,6 +129,12 @@ grub_machine_get_bootlocation (char **de
p = grub_strrchr (*path, '/');
if (p)
*p = '\0';
+
+ if ((p = workaround_efi_firmware_path (*device, *path)))
+ {
+ grub_free (*path);
+ *path = p;
+ }
}
void

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@ -1,3 +1,10 @@
-------------------------------------------------------------------
Wed Mar 4 04:03:37 UTC 2015 - mchang@suse.com
- grub2-efi-HP-workaround.patch:
* try to read config from all-uppercase prefix as last resort.
(bnc#872503) (boo#902982)
-------------------------------------------------------------------
Mon Feb 16 16:25:50 UTC 2015 - arvidjaar@gmail.com

View File

@ -178,6 +178,7 @@ Patch46: grub2-xen-legacy-config-device-name.patch
Patch47: grub2-Initialized-initrd_ctx-so-we-don-t-free-a-random-poi.patch
Patch48: grub2-btrfs-fix-get_root-key-comparison-failures-due-to-en.patch
Patch49: grub2-setup-try-fs-embed-if-mbr-gap-too-small.patch
Patch50: grub2-efi-HP-workaround.patch
# Btrfs snapshot booting related patches
Patch101: grub2-btrfs-01-add-ability-to-boot-from-subvolumes.patch
Patch102: grub2-btrfs-02-export-subvolume-envvars.patch
@ -393,6 +394,7 @@ mv po/grub.pot po/%{name}.pot
%patch47 -p1
%patch48 -p1
%patch49 -p1
%patch50 -p1
%patch101 -p1
%patch102 -p1
%patch103 -p1