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Move to more hookless approach in IEEE1275 devices handling.

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-03-02 23:51:19 +01:00
parent 99fcda8a7b
commit 6e4146c41e
9 changed files with 390 additions and 353 deletions
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41
grub-core/term/ieee1275/escc.c
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@ -200,6 +200,7 @@ struct grub_serial_driver grub_escc_driver =
};
static struct grub_escc_descriptor escc_descs[2];
static char *macio = 0;
static void
add_device (grub_addr_t addr, int channel)
@ -243,38 +244,34 @@ add_device (grub_addr_t addr, int channel)
grub_serial_register (port);
}
static int
find_macio (struct grub_ieee1275_devalias *alias)
{
if (grub_strcmp (alias->type, "mac-io") != 0)
return 0;
macio = grub_strdup (alias->path);
return 1;
}
GRUB_MOD_INIT (escc)
{
char *macio = 0;
char *escc = 0;
grub_uint32_t macio_addr[4];
grub_uint32_t escc_addr[2];
grub_ieee1275_phandle_t dev;
auto int find_macio (struct grub_ieee1275_devalias *alias);
auto int find_escc (struct grub_ieee1275_devalias *alias);
int find_macio (struct grub_ieee1275_devalias *alias)
{
if (grub_strcmp (alias->type, "mac-io") != 0)
return 0;
macio = grub_strdup (alias->path);
return 1;
}
int find_escc (struct grub_ieee1275_devalias *alias)
{
if (grub_strcmp (alias->type, "escc") != 0)
return 0;
escc = grub_strdup (alias->path);
return 1;
}
struct grub_ieee1275_devalias alias;
char *escc = 0;
grub_ieee1275_devices_iterate (find_macio);
if (!macio)
return;
grub_children_iterate (macio, find_escc);
FOR_IEEE1275_DEVCHILDREN(macio, alias)
if (grub_strcmp (alias.type, "escc") == 0)
{
escc = grub_strdup (alias.path);
break;
}
grub_ieee1275_devalias_free (&alias);
if (!escc)
{
grub_free (macio);