LXR qemu/tests/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);
  34
  35QFWCFG *mm_fw_cfg_init(QTestState *qts, uint64_t base);
  36QFWCFG *io_fw_cfg_init(QTestState *qts, uint16_t base);
  37
  38static inline QFWCFG *pc_fw_cfg_init(QTestState *qts)
  39{
  40    return io_fw_cfg_init(qts, 0x510);
  41}
  42
  43#endif
  44