qemu/hw/fw_cfg.h

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#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_RAM_SIZE 0x03
#define FW_CFG_NOGRAPHIC 0x04
#define FW_CFG_NB_CPUS 0x05
#define FW_CFG_MACHINE_ID 0x06
#define FW_CFG_KERNEL_ADDR 0x07
#define FW_CFG_KERNEL_SIZE 0x08
#define FW_CFG_KERNEL_CMDLINE 0x09
#define FW_CFG_INITRD_ADDR 0x0a
#define FW_CFG_INITRD_SIZE 0x0b
#define FW_CFG_BOOT_DEVICE 0x0c
#define FW_CFG_NUMA 0x0d
#define FW_CFG_BOOT_MENU 0x0e
#define FW_CFG_MAX_CPUS 0x0f
#define FW_CFG_KERNEL_ENTRY 0x10
#define FW_CFG_KERNEL_DATA 0x11
#define FW_CFG_INITRD_DATA 0x12
#define FW_CFG_CMDLINE_ADDR 0x13
#define FW_CFG_CMDLINE_SIZE 0x14
#define FW_CFG_CMDLINE_DATA 0x15
#define FW_CFG_SETUP_ADDR 0x16
#define FW_CFG_SETUP_SIZE 0x17
#define FW_CFG_SETUP_DATA 0x18
#define FW_CFG_FILE_DIR 0x19
#define FW_CFG_FILE_FIRST 0x20
#define FW_CFG_FILE_SLOTS 0x10
#define FW_CFG_MAX_ENTRY (FW_CFG_FILE_FIRST+FW_CFG_FILE_SLOTS)
#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 struct FWCfgFile {
uint32_t size; /* file size */
uint16_t select; /* write this to 0x510 to read it */
uint16_t reserved;
char name[56];
} FWCfgFile;
typedef struct FWCfgFiles {
uint32_t count;
FWCfgFile f[];
} FWCfgFiles;
typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
typedef struct FWCfgState FWCfgState;
int fw_cfg_add_bytes(FWCfgState *s, uint16_t key, uint8_t *data, uint32_t len);
int fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value);
int fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
int fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
int fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback,
void *callback_opaque, uint8_t *data, size_t len);
int fw_cfg_add_file(FWCfgState *s, const char *filename, uint8_t *data,
uint32_t len);
FWCfgState *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