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      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_MAX_ENTRY        0x10
     19 
     20 #define FW_CFG_WRITE_CHANNEL    0x4000
     21 #define FW_CFG_ARCH_LOCAL       0x8000
     22 #define FW_CFG_ENTRY_MASK       ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
     23 
     24 #define FW_CFG_INVALID          0xffff
     25 
     26 #ifndef NO_QEMU_PROTOS
     27 typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
     28 
     29 int fw_cfg_add_bytes(void *opaque, uint16_t key, uint8_t *data, uint16_t len);
     30 int fw_cfg_add_i16(void *opaque, uint16_t key, uint16_t value);
     31 int fw_cfg_add_i32(void *opaque, uint16_t key, uint32_t value);
     32 int fw_cfg_add_i64(void *opaque, uint16_t key, uint64_t value);
     33 int fw_cfg_add_callback(void *opaque, uint16_t key, FWCfgCallback callback,
     34                         void *callback_opaque, uint8_t *data, size_t len);
     35 void *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
     36 		target_phys_addr_t crl_addr, target_phys_addr_t data_addr);
     37 
     38 #endif /* NO_QEMU_PROTOS */
     39 
     40 #endif
     41