qemu

FORK: QEMU emulator
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fw_cfg.c (885B)

      1 /*
      2  * QEMU fw_cfg helpers (MIPS specific)
      3  *
      4  * Copyright (c) 2020 Lemote, Inc.
      5  *
      6  * Author:
      7  *   Huacai Chen (chenhc@lemote.com)
      8  *
      9  * SPDX-License-Identifier: GPL-2.0-or-later
     10  *
     11  * This work is licensed under the terms of the GNU GPL, version 2 or later.
     12  * See the COPYING file in the top-level directory.
     13  */
     14 
     15 #include "qemu/osdep.h"
     16 #include "hw/mips/fw_cfg.h"
     17 #include "hw/nvram/fw_cfg.h"
     18 
     19 const char *fw_cfg_arch_key_name(uint16_t key)
     20 {
     21     static const struct {
     22         uint16_t key;
     23         const char *name;
     24     } fw_cfg_arch_wellknown_keys[] = {
     25         {FW_CFG_MACHINE_VERSION, "machine_version"},
     26         {FW_CFG_CPU_FREQ, "cpu_frequency"},
     27     };
     28 
     29     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
     30         if (fw_cfg_arch_wellknown_keys[i].key == key) {
     31             return fw_cfg_arch_wellknown_keys[i].name;
     32         }
     33     }
     34     return NULL;
     35 }