/*
fwup_enable_esrt
attempts to enable ESRT
return codes:
<= 0 : failure
1 : already enabled
2 : success
3 : tokens were found, will be enabled next boot
*/
int
fwup_enable_esrt(void)
{
int rc;
rc = fwup_supported();
/* can't enable or already enabled */
if (rc != 2)
return rc;
/* disabled in BIOS, but supported to be enabled via tool */
rc = token_is_bool(DELL_CAPSULE_FIRMWARE_UPDATES_ENABLED);
if (!rc)
return -1;
rc = token_is_active(DELL_CAPSULE_FIRMWARE_UPDATES_ENABLED);
if (rc)
return -2;
token_activate(DELL_CAPSULE_FIRMWARE_UPDATES_ENABLED);
rc = token_is_active(DELL_CAPSULE_FIRMWARE_UPDATES_ENABLED);
if (!rc)
return -3;
return 2;
}
static gboolean
fu_provider_uefi_coldplug (FuProvider *provider, GError **error)
{
AsVersionParseFlag parse_flags;
g_autofree gchar *display_name = NULL;
fwup_resource *re;
gint supported;
g_autofree gchar *guid = NULL;
g_autoptr(FuDevice) dev = NULL;
g_autoptr(fwup_resource_iter) iter = NULL;
/* supported = 0 : ESRT unspported
supported = 1 : unlocked, ESRT supported
supported = 2 : it is locked but can be unlocked to support ESRT
supported = 3 : it is locked, has been marked to be unlocked on next boot
calling unlock again is OK.
*/
supported = fwup_supported ();
if (supported == 0) {
g_set_error_literal (error,
FWUPD_ERROR,
FWUPD_ERROR_NOT_SUPPORTED,
"UEFI firmware updating not supported");
return FALSE;
}
if (supported >= 2) {
dev = fu_device_new ();
fu_device_set_id (dev, "UEFI-dummy-dev0");
fu_device_add_guid (dev, "2d47f29b-83a2-4f31-a2e8-63474f4d4c2e");
fu_device_set_version (dev, "0");
fu_device_add_flag (dev, FU_DEVICE_FLAG_ALLOW_ONLINE);
fu_device_add_flag (dev, FU_DEVICE_FLAG_LOCKED);
fu_provider_device_add (provider, dev);
return TRUE;
}
/* this can fail if we have no permissions */
if (fwup_resource_iter_create (&iter) < 0) {
g_set_error_literal (error,
FWUPD_ERROR,
FWUPD_ERROR_INTERNAL,
"Cannot create fwup iter");
return FALSE;
}
/* set Display Name to the system for all capsules */
g_file_get_contents ("/sys/class/dmi/id/product_name",
&display_name, NULL, NULL);
if (display_name != NULL)
g_strchomp (display_name);
/* add each device */
guid = g_strdup ("00000000-0000-0000-0000-000000000000");
parse_flags = fu_provider_uefi_get_version_format ();
while (fwup_resource_iter_next (iter, &re) > 0) {
efi_guid_t *guid_raw;
guint32 version_raw;
guint64 hardware_instance = 0; /* FIXME */
g_autofree gchar *id = NULL;
g_autofree gchar *version = NULL;
g_autofree gchar *version_lowest = NULL;
/* convert to strings */
fwup_get_guid (re, &guid_raw);
if (efi_guid_to_str (guid_raw, &guid) < 0) {
g_warning ("failed to convert guid to string");
continue;
}
fwup_get_fw_version(re, &version_raw);
version = as_utils_version_from_uint32 (version_raw,
parse_flags);
id = g_strdup_printf ("UEFI-%s-dev%" G_GUINT64_FORMAT,
guid, hardware_instance);
dev = fu_device_new ();
fu_device_set_id (dev, id);
fu_device_add_guid (dev, guid);
fu_device_set_version (dev, version);
if (display_name != NULL)
fu_device_set_name(dev, display_name);
fwup_get_lowest_supported_fw_version (re, &version_raw);
if (version_raw != 0) {
version_lowest = as_utils_version_from_uint32 (version_raw,
parse_flags);
fu_device_set_version_lowest (dev, version_lowest);
}
fu_device_add_flag (dev, FU_DEVICE_FLAG_INTERNAL);
fu_device_add_flag (dev, FU_DEVICE_FLAG_ALLOW_OFFLINE);
fu_device_add_flag (dev, FU_DEVICE_FLAG_REQUIRE_AC);
fu_provider_device_add (provider, dev);
}
return TRUE;
}
