/* * libqos fw_cfg support * * Copyright IBM, Corp. 2012-2013 * * Authors: * Anthony Liguori <aliguori@us.ibm.com> * * This work is licensed under the terms of the GNU GPL, version 2 or later. * See the COPYING file in the top-level directory. */ #ifndef LIBQOS_FW_CFG_H #define LIBQOS_FW_CFG_H typedef struct QFWCFG QFWCFG; struct QFWCFG { uint64_t base; void (*select)(QFWCFG *fw_cfg, uint16_t key); void (*read)(QFWCFG *fw_cfg, void *data, size_t len); }; void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key); void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len); void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len); uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key); uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key); uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key); QFWCFG *mm_fw_cfg_init(uint64_t base); QFWCFG *io_fw_cfg_init(uint16_t base); static inline QFWCFG *pc_fw_cfg_init(void) { return io_fw_cfg_init(0x510); } #endif