LXR qemu/tests/qtest/libqos/fw

   1/*
   2 * libqos fw_cfg support
   3 *
   4 * Copyright IBM, Corp. 2012-2013
   5 *
   6 * Authors:
   7 *  Anthony Liguori   <aliguori@us.ibm.com>
   8 *
   9 * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10 * See the COPYING file in the top-level directory.
  11 */
  12
  13#ifndef LIBQOS_FW_CFG_H
  14#define LIBQOS_FW_CFG_H
  15
  16#include "libqtest.h"
  17
  18typedef struct QFWCFG QFWCFG;
  19
  20struct QFWCFG
  21{
  22    uint64_t base;
  23    QTestState *qts;
  24    void (*select)(QFWCFG *fw_cfg, uint16_t key);
  25    void (*read)(QFWCFG *fw_cfg, void *data, size_t len);
  26};
  27
  28void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key);
  29void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len);
  30void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len);
  31uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key);
  32uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
  33uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
  34size_t qfw_cfg_get_file(QFWCFG *fw_cfg, const char *filename,
  35                        void *data, size_t buflen);
  36
  37QFWCFG *mm_fw_cfg_init(QTestState *qts, uint64_t base);
  38void mm_fw_cfg_uninit(QFWCFG *fw_cfg);
  39QFWCFG *io_fw_cfg_init(QTestState *qts, uint16_t base);
  40void io_fw_cfg_uninit(QFWCFG *fw_cfg);
  41
  42static inline QFWCFG *pc_fw_cfg_init(QTestState *qts)
  43{
  44    return io_fw_cfg_init(qts, 0x510);
  45}
  46
  47static inline void pc_fw_cfg_uninit(QFWCFG *fw_cfg)
  48{
  49    io_fw_cfg_uninit(fw_cfg);
  50}
  51
  52G_DEFINE_AUTOPTR_CLEANUP_FUNC(QFWCFG, mm_fw_cfg_uninit)
  53
  54#endif
  55