qemu/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_MAX_ENTRY        0x10
  18
  19 #define FW_CFG_WRITE_CHANNEL    0x4000
  20 #define FW_CFG_ARCH_LOCAL       0x8000
  21 #define FW_CFG_ENTRY_MASK       ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
  22
  23 #define FW_CFG_INVALID          0xffff
  24
  25 #ifndef NO_QEMU_PROTOS
  26 typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
  27
  28 int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint16_t len);
  29 int fw_cfg_add_i16(void *opaque, uint16_t key, uint16_t value);
  30 int fw_cfg_add_i32(void *opaque, uint16_t key, uint32_t value);
  31 int fw_cfg_add_i64(void *opaque, uint16_t key, uint64_t value);
  32 int fw_cfg_add_callback(void *opaque, uint16_t key, FWCfgCallback callback,
  33                         void *callback_opaque, uint8_t *data, size_t len);
  34 void *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
  35                 target_phys_addr_t crl_addr, target_phys_addr_t data_addr);
  36
  37 #endif /* NO_QEMU_PROTOS */
  38
  39 #endif