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[qemu.git] / hw / fw_cfg.h
1 #ifndef FW_CFG_H
2 #define FW_CFG_H
3
4 #define FW_CFG_SIGNATURE 0x00
5 #define FW_CFG_ID 0x01
6 #define FW_CFG_UUID 0x02
7 #define FW_CFG_RAM_SIZE 0x03
8 #define FW_CFG_NOGRAPHIC 0x04
9 #define FW_CFG_NB_CPUS 0x05
10 #define FW_CFG_MACHINE_ID 0x06
11 #define FW_CFG_KERNEL_ADDR 0x07
12 #define FW_CFG_KERNEL_SIZE 0x08
13 #define FW_CFG_KERNEL_CMDLINE 0x09
14 #define FW_CFG_INITRD_ADDR 0x0a
15 #define FW_CFG_INITRD_SIZE 0x0b
16 #define FW_CFG_BOOT_DEVICE 0x0c
17 #define FW_CFG_NUMA 0x0d
18 #define FW_CFG_BOOT_MENU 0x0e
19 #define FW_CFG_MAX_CPUS 0x0f
20 #define FW_CFG_KERNEL_ENTRY 0x10
21 #define FW_CFG_KERNEL_DATA 0x11
22 #define FW_CFG_INITRD_DATA 0x12
23 #define FW_CFG_CMDLINE_ADDR 0x13
24 #define FW_CFG_CMDLINE_SIZE 0x14
25 #define FW_CFG_CMDLINE_DATA 0x15
26 #define FW_CFG_SETUP_ADDR 0x16
27 #define FW_CFG_SETUP_SIZE 0x17
28 #define FW_CFG_SETUP_DATA 0x18
29 #define FW_CFG_MAX_ENTRY 0x19
30
31 #define FW_CFG_WRITE_CHANNEL 0x4000
32 #define FW_CFG_ARCH_LOCAL 0x8000
33 #define FW_CFG_ENTRY_MASK ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
34
35 #define FW_CFG_INVALID 0xffff
36
37 #ifndef NO_QEMU_PROTOS
38 typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
39
40 int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint32_t len);
41 int fw_cfg_add_i16(void *opaque, uint16_t key, uint16_t value);
42 int fw_cfg_add_i32(void *opaque, uint16_t key, uint32_t value);
43 int fw_cfg_add_i64(void *opaque, uint16_t key, uint64_t value);
44 int fw_cfg_add_callback(void *opaque, uint16_t key, FWCfgCallback callback,
45 void *callback_opaque, uint8_t *data, size_t len);
46 void *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
47 target_phys_addr_t crl_addr, target_phys_addr_t data_addr);
48
49 #endif /* NO_QEMU_PROTOS */
50
51 #endif