1234c69c5SAnthony Liguori /* 2234c69c5SAnthony Liguori * libqos fw_cfg support 3234c69c5SAnthony Liguori * 4234c69c5SAnthony Liguori * Copyright IBM, Corp. 2012-2013 5234c69c5SAnthony Liguori * 6234c69c5SAnthony Liguori * Authors: 7234c69c5SAnthony Liguori * Anthony Liguori <aliguori@us.ibm.com> 8234c69c5SAnthony Liguori * 9234c69c5SAnthony Liguori * This work is licensed under the terms of the GNU GPL, version 2 or later. 10234c69c5SAnthony Liguori * See the COPYING file in the top-level directory. 11234c69c5SAnthony Liguori */ 12234c69c5SAnthony Liguori 13234c69c5SAnthony Liguori #ifndef LIBQOS_FW_CFG_H 14234c69c5SAnthony Liguori #define LIBQOS_FW_CFG_H 15234c69c5SAnthony Liguori 16234c69c5SAnthony Liguori #include <stdint.h> 17234c69c5SAnthony Liguori #include <sys/types.h> 18234c69c5SAnthony Liguori 19234c69c5SAnthony Liguori typedef struct QFWCFG QFWCFG; 20234c69c5SAnthony Liguori 21234c69c5SAnthony Liguori struct QFWCFG 22234c69c5SAnthony Liguori { 237a100165SMarkus Armbruster uint64_t base; 24234c69c5SAnthony Liguori void (*select)(QFWCFG *fw_cfg, uint16_t key); 25234c69c5SAnthony Liguori void (*read)(QFWCFG *fw_cfg, void *data, size_t len); 26234c69c5SAnthony Liguori }; 27234c69c5SAnthony Liguori 28234c69c5SAnthony Liguori void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key); 29234c69c5SAnthony Liguori void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len); 30234c69c5SAnthony Liguori void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len); 31234c69c5SAnthony Liguori uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key); 32234c69c5SAnthony Liguori uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key); 33234c69c5SAnthony Liguori uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key); 34234c69c5SAnthony Liguori 357a100165SMarkus Armbruster QFWCFG *mm_fw_cfg_init(uint64_t base); 36*26491a38SMarkus Armbruster QFWCFG *io_fw_cfg_init(uint16_t base); 37*26491a38SMarkus Armbruster 38*26491a38SMarkus Armbruster static inline QFWCFG *pc_fw_cfg_init(void) 39*26491a38SMarkus Armbruster { 40*26491a38SMarkus Armbruster return io_fw_cfg_init(0x510); 41*26491a38SMarkus Armbruster } 427a100165SMarkus Armbruster 43234c69c5SAnthony Liguori #endif 44