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
18 typedef struct QFWCFG QFWCFG;
19
20 struct 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
28 void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key);
29 void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len);
30 void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len);
31 uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key);
32 uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
33 uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
34 size_t qfw_cfg_get_file(QFWCFG *fw_cfg, const char *filename,
35 void *data, size_t buflen);
36
37 QFWCFG *mm_fw_cfg_init(QTestState *qts, uint64_t base);
38 void mm_fw_cfg_uninit(QFWCFG *fw_cfg);
39 QFWCFG *io_fw_cfg_init(QTestState *qts, uint16_t base);
40 void io_fw_cfg_uninit(QFWCFG *fw_cfg);
41
pc_fw_cfg_init(QTestState * qts)42 static inline QFWCFG *pc_fw_cfg_init(QTestState *qts)
43 {
44 return io_fw_cfg_init(qts, 0x510);
45 }
46
pc_fw_cfg_uninit(QFWCFG * fw_cfg)47 static inline void pc_fw_cfg_uninit(QFWCFG *fw_cfg)
48 {
49 io_fw_cfg_uninit(fw_cfg);
50 }
51
52 G_DEFINE_AUTOPTR_CLEANUP_FUNC(QFWCFG, mm_fw_cfg_uninit)
53
54 #endif
55