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94874cd067
Thunderbolt images brought in from the SPI don't have a FARB header. Thunderbolt update images do. So these two types of images need to be handled separately from the firmware parser.
76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
/*
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* Copyright (C) 2017 Christian J. Kellner <christian@kellner.me>
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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 <sys/utsname.h>
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#include "fu-plugin-vfuncs.h"
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#include "fu-hash.h"
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#include "fu-thunderbolt-device.h"
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#include "fu-thunderbolt-firmware.h"
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#include "fu-thunderbolt-firmware-update.h"
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static gboolean
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fu_plugin_thunderbolt_safe_kernel (FuPlugin *plugin, GError **error)
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{
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g_autofree gchar *minimum_kernel = NULL;
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struct utsname name_tmp;
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memset (&name_tmp, 0, sizeof(struct utsname));
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if (uname (&name_tmp) < 0) {
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g_debug ("Failed to read current kernel version");
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return TRUE;
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}
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minimum_kernel = fu_plugin_get_config_value (plugin, "MinimumKernelVersion");
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if (minimum_kernel == NULL) {
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g_debug ("Ignoring kernel safety checks");
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return TRUE;
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}
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if (fu_common_vercmp_full (name_tmp.release,
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minimum_kernel,
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FWUPD_VERSION_FORMAT_TRIPLET) < 0) {
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g_set_error (error,
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FWUPD_ERROR,
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FWUPD_ERROR_INTERNAL,
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"kernel %s may not have full Thunderbolt support",
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name_tmp.release);
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return FALSE;
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}
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g_debug ("Using kernel %s (minimum %s)", name_tmp.release, minimum_kernel);
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return TRUE;
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}
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gboolean
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fu_plugin_device_created (FuPlugin *plugin, FuDevice *dev, GError **error)
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{
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fu_plugin_add_rule (plugin, FU_PLUGIN_RULE_INHIBITS_IDLE,
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"thunderbolt requires device wakeup");
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fu_device_set_quirks (dev, fu_plugin_get_quirks (plugin));
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return TRUE;
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}
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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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fu_plugin_add_udev_subsystem (plugin, "thunderbolt");
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fu_plugin_set_device_gtype (plugin, FU_TYPE_THUNDERBOLT_DEVICE);
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fu_plugin_add_firmware_gtype (plugin, "thunderbolt", FU_TYPE_THUNDERBOLT_FIRMWARE);
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fu_plugin_add_firmware_gtype (plugin, "thunderbolt-update", FU_TYPE_THUNDERBOLT_FIRMWARE_UPDATE);
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/* dell-dock plugin uses a slower bus for flashing */
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fu_plugin_add_rule (plugin, FU_PLUGIN_RULE_BETTER_THAN, "dell_dock");
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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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return fu_plugin_thunderbolt_safe_kernel (plugin, error);
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}
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