mirror of
https://git.proxmox.com/git/fwupd
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101 lines
2.7 KiB
C
101 lines
2.7 KiB
C
/*
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* Copyright (C) 2020 Mario Limonciello <mario.limonciello@dell.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#include "config.h"
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#include "fu-efivar.h"
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#include "fu-plugin-vfuncs.h"
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#include "fu-hash.h"
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void
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fu_plugin_init (FuPlugin *plugin)
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{
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fu_plugin_set_build_hash (plugin, FU_BUILD_HASH);
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}
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gboolean
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fu_plugin_startup (FuPlugin *plugin, GError **error)
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{
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const gchar *vendor;
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vendor = fu_plugin_get_dmi_value (plugin, FU_HWIDS_KEY_BIOS_VENDOR);
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if (g_strcmp0 (vendor, "coreboot") == 0) {
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g_set_error (error,
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FWUPD_ERROR,
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FWUPD_ERROR_NOT_FOUND,
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"system uses coreboot");
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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fu_plugin_bios_create_dummy (FuPlugin *plugin, const gchar *reason, GError **error)
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{
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const gchar *key;
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g_autoptr(FuDevice) dev = fu_device_new ();
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fu_device_set_version_format (dev, FWUPD_VERSION_FORMAT_PLAIN);
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key = fu_plugin_get_dmi_value (plugin, FU_HWIDS_KEY_MANUFACTURER);
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if (key != NULL)
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fu_device_set_vendor (dev, key);
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key = fu_plugin_get_dmi_value (plugin, FU_HWIDS_KEY_BIOS_VENDOR);
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if (key != NULL) {
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g_autofree gchar *vendor_id = g_strdup_printf ("DMI:%s", key);
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fu_device_set_vendor_id (FU_DEVICE (dev), vendor_id);
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}
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key = "System Firmware";
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fu_device_set_name (dev, key);
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key = fu_plugin_get_dmi_value (plugin, FU_HWIDS_KEY_BIOS_VERSION);
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if (key != NULL)
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fu_device_set_version (dev, key);
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fu_device_set_update_error (dev, reason);
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fu_device_add_flag (dev, FWUPD_DEVICE_FLAG_INTERNAL);
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fu_device_add_icon (dev, "computer");
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fu_device_set_id (dev, "BIOS-dummy");
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fu_device_add_instance_id (dev, "main-system-firmware");
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if (!fu_device_setup (dev, error))
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return FALSE;
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fu_plugin_device_add (plugin, dev);
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return TRUE;
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}
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gboolean
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fu_plugin_coldplug (FuPlugin *plugin, GError **error)
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{
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g_autofree gchar *sysfsfwdir = NULL;
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g_autofree gchar *esrt_path = NULL;
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/* are the EFI dirs set up so we can update each device */
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#if defined(__x86_64__) || defined(__i386__)
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g_autoptr(GError) error_local = NULL;
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if (!fu_efivar_supported (&error_local)) {
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const gchar *reason = "Firmware can not be updated in legacy BIOS mode, switch to UEFI mode";
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g_warning ("%s", error_local->message);
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return fu_plugin_bios_create_dummy (plugin, reason, error);
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}
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#endif
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/* get the directory of ESRT entries */
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sysfsfwdir = fu_common_get_path (FU_PATH_KIND_SYSFSDIR_FW);
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esrt_path = g_build_filename (sysfsfwdir, "efi", "esrt", NULL);
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if (!g_file_test (esrt_path, G_FILE_TEST_IS_DIR)) {
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const gchar *reason = "UEFI Capsule updates not available or enabled";
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return fu_plugin_bios_create_dummy (plugin, reason, error);
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}
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/* we appear to have UEFI capsule updates */
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fu_plugin_set_enabled (plugin, FALSE);
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return TRUE;
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}
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