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* grub-core/disk/ieee1275/ofdisk.c: Iterate over bootpath even if it

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would be otherwise excluded.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-04-14 16:55:20 +02:00
parent 87206f2cf1
commit ac4fea7998
2 changed files with 52 additions and 4 deletions
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7
ChangeLog
View file

@ -1,4 +1,9 @@
2013-04-13 Vladimir Serbinenko <phcoder@gmail.com>
2013-04-14 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/disk/ieee1275/ofdisk.c: Iterate over bootpath even if it
would be otherwise excluded.
2013-04-14 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options):
Inline name defines used only once.

49
grub-core/disk/ieee1275/ofdisk.c
View file

@ -31,6 +31,7 @@ static grub_ieee1275_ihandle_t last_ihandle;
struct ofdisk_hash_ent
{
char *devpath;
int is_boot;
/* Pointer to shortest available name on nodes representing canonical names,
otherwise NULL. */
const char *shortest;
@ -69,13 +70,12 @@ ofdisk_hash_add_real (char *devpath)
struct ofdisk_hash_ent *p;
struct ofdisk_hash_ent **head = &ofdisk_hash[ofdisk_hash_fn(devpath)];
p = grub_malloc(sizeof (*p));
p = grub_zalloc (sizeof (*p));
if (!p)
return NULL;
p->devpath = devpath;
p->next = *head;
p->shortest = 0;
*head = p;
return p;
}
@ -267,7 +267,8 @@ grub_ofdisk_iterate (grub_disk_dev_iterate_hook_t hook, void *hook_data,
}
}
if (grub_strncmp (ent->shortest, "cdrom", 5) == 0)
if (grub_strncmp (ent->shortest, "cdrom", 5) == 0
|| ent->is_boot)
continue;
{
@ -491,9 +492,51 @@ static struct grub_disk_dev grub_ofdisk_dev =
.next = 0
};
static void
insert_bootpath (void)
{
char *bootpath;
grub_ssize_t bootpath_size;
char *type;
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';
/* Transform an OF device path to a GRUB path. */
type = grub_ieee1275_get_device_type (bootpath);
if (!(type && grub_strcmp (type, "network") == 0))
{
struct ofdisk_hash_ent *op;
char *device = grub_ieee1275_get_devname (bootpath);
op = ofdisk_hash_add (device, NULL);
op->is_boot = 1;
}
grub_free (type);
grub_free (bootpath);
}
void
grub_ofdisk_init (void)
{
insert_bootpath ();
grub_disk_dev_register (&grub_ofdisk_dev);
}