hw/i386: Implement fw_cfg_arch_key_name()

obj-y += pc.o

obj-$(CONFIG_I440FX) += pc_piix.o

obj-$(CONFIG_Q35) += pc_q35.o

obj-y += pc_sysfw.o

obj-y += fw_cfg.o pc_sysfw.o

obj-y += x86-iommu.o

obj-$(CONFIG_VTD) += intel_iommu.o

obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o

/*

 * QEMU fw_cfg helpers (X86 specific)

 *

 * Copyright (c) 2019 Red Hat, Inc.

 *

 * Author:

 *   Philippe Mathieu-Daudé <philmd@redhat.com>

 *

 * SPDX-License-Identifier: GPL-2.0-or-later

 *

 * This work is licensed under the terms of the GNU GPL, version 2 or later.

 * See the COPYING file in the top-level directory.

 */

#include "qemu/osdep.h"

#include "hw/i386/fw_cfg.h"

#include "hw/nvram/fw_cfg.h"

const char *fw_cfg_arch_key_name(uint16_t key)

{

    static const struct {

        uint16_t key;

        const char *name;

    } fw_cfg_arch_wellknown_keys[] = {

        {FW_CFG_ACPI_TABLES, "acpi_tables"},

        {FW_CFG_SMBIOS_ENTRIES, "smbios_entries"},

        {FW_CFG_IRQ0_OVERRIDE, "irq0_override"},

        {FW_CFG_E820_TABLE, "e820_table"},

        {FW_CFG_HPET, "hpet"},

    };

    for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {

        if (fw_cfg_arch_wellknown_keys[i].key == key) {

            return fw_cfg_arch_wellknown_keys[i].name;

        }

    }

    return NULL;

}