static void
grub_ieee1275_net_config_real (const char *devpath, char **device, char **path)
{
struct grub_net_card *card;
/* FIXME: Check that it's the right card. */
FOR_NET_CARDS (card)
{
char *bootp_response;
char *cardpath;
char *canon;
grub_ssize_t size = -1;
unsigned int i;
if (card->driver != &ofdriver)
continue;
cardpath = ((struct grub_ofnetcard_data *) card->data)->path;
canon = grub_ieee1275_canonicalise_devname (cardpath);
if (grub_strcmp (devpath, canon) != 0)
{
grub_free (canon);
continue;
}
grub_free (canon);
for (i = 0; i < ARRAY_SIZE (bootp_response_properties); i++)
if (grub_ieee1275_get_property_length (grub_ieee1275_chosen,
bootp_response_properties[i].name,
&size) >= 0)
break;
if (size < 0)
return;
bootp_response = grub_malloc (size);
if (!bootp_response)
{
grub_print_error ();
return;
}
if (grub_ieee1275_get_property (grub_ieee1275_chosen,
bootp_response_properties[i].name,
bootp_response, size, 0) < 0)
return;
grub_net_configure_by_dhcp_ack (card->name, card, 0,
(struct grub_net_bootp_packet *)
&bootp_response
+ bootp_response_properties[i].offset,
size - bootp_response_properties[i].offset,
1, device, path);
return;
}
}
void
grub_machine_get_bootlocation (char **device, char **path)
{
char *bootpath;
grub_ssize_t bootpath_size;
char *filename;
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)
{
char *dev, *canon;
char *ptr;
dev = grub_ieee1275_get_aliasdevname (bootpath);
canon = grub_ieee1275_canonicalise_devname (dev);
ptr = canon + grub_strlen (canon) - 1;
while (ptr > canon && (*ptr == ',' || *ptr == ':'))
ptr--;
ptr++;
*ptr = 0;
if (grub_ieee1275_net_config)
grub_ieee1275_net_config (canon, device, path, bootpath);
grub_free (dev);
grub_free (canon);
}
else
*device = grub_ieee1275_encode_devname (bootpath);
grub_free (type);
filename = grub_ieee1275_get_filename (bootpath);
if (filename)
{
char *lastslash = grub_strrchr (filename, '\\');
/* Truncate at last directory. */
if (lastslash)
{
*lastslash = '\0';
grub_translate_ieee1275_path (filename);
*path = filename;
}
}
grub_free (bootpath);
}
