aboutsummaryrefslogtreecommitdiff
path: root/hw/fw_cfg.h
blob: 909c8b9ec05e3ba21b4c3fa1f7b0a397999a3a90 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
#ifndef FW_CFG_H
#define FW_CFG_H

#define FW_CFG_SIGNATURE        0x00
#define FW_CFG_ID               0x01
#define FW_CFG_UUID             0x02
#define FW_CFG_MAX_ENTRY        0x10

#define FW_CFG_WRITE_CHANNEL    0x4000
#define FW_CFG_ARCH_LOCAL       0x8000
#define FW_CFG_ENTRY_MASK       ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)

#define FW_CFG_INVALID          0xffff

#ifndef NO_QEMU_PROTOS
typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);

int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint16_t len);
int fw_cfg_add_i16(void *opaque, uint16_t key, uint16_t value);
int fw_cfg_add_i32(void *opaque, uint16_t key, uint32_t value);
int fw_cfg_add_i64(void *opaque, uint16_t key, uint64_t value);
int fw_cfg_add_callback(void *opaque, uint16_t key, FWCfgCallback callback,
                        void *callback_opaque, uint8_t *data, size_t len);
void *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
		target_phys_addr_t crl_addr, target_phys_addr_t data_addr);

#endif /* NO_QEMU_PROTOS */

#endif