fwupd/plugins/bios/fu-plugin-bios.c
2021-08-24 11:18:40 -05:00

61 lines
1.5 KiB
C

/*
* Copyright (C) 2020 Mario Limonciello <mario.limonciello@dell.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#include "config.h"
#include <fwupdplugin.h>
void
fu_plugin_init(FuPlugin *plugin)
{
fu_plugin_set_build_hash(plugin, FU_BUILD_HASH);
}
gboolean
fu_plugin_startup(FuPlugin *plugin, GError **error)
{
FuContext *ctx = fu_plugin_get_context(plugin);
const gchar *vendor;
vendor = fu_context_get_hwid_value(ctx, FU_HWIDS_KEY_BIOS_VENDOR);
if (g_strcmp0(vendor, "coreboot") == 0) {
g_set_error(error, FWUPD_ERROR, FWUPD_ERROR_NOT_FOUND, "system uses coreboot");
return FALSE;
}
return TRUE;
}
gboolean
fu_plugin_coldplug(FuPlugin *plugin, GError **error)
{
g_autofree gchar *sysfsfwdir = NULL;
g_autofree gchar *esrt_path = NULL;
/* are the EFI dirs set up so we can update each device */
#if defined(__x86_64__) || defined(__i386__)
g_autoptr(GError) error_local = NULL;
if (!fu_efivar_supported(&error_local)) {
fu_plugin_add_flag(plugin, FWUPD_PLUGIN_FLAG_LEGACY_BIOS);
fu_plugin_add_flag(plugin, FWUPD_PLUGIN_FLAG_USER_WARNING);
return TRUE;
}
#endif
/* get the directory of ESRT entries */
sysfsfwdir = fu_common_get_path(FU_PATH_KIND_SYSFSDIR_FW);
esrt_path = g_build_filename(sysfsfwdir, "efi", "esrt", NULL);
if (!g_file_test(esrt_path, G_FILE_TEST_IS_DIR)) {
fu_plugin_add_flag(plugin, FWUPD_PLUGIN_FLAG_CAPSULES_UNSUPPORTED);
fu_plugin_add_flag(plugin, FWUPD_PLUGIN_FLAG_USER_WARNING);
return TRUE;
}
/* we appear to have UEFI capsule updates */
fu_plugin_add_flag(plugin, FWUPD_PLUGIN_FLAG_DISABLED);
return TRUE;
}