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Annotation of qemu/roms/openbios/include/arch/common/fw_cfg.h, revision 1.1

1.1     ! root        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_FILE_DIR         0x19
        !            30: 
        !            31: #define FW_CFG_FILE_FIRST       0x20
        !            32: #define FW_CFG_FILE_SLOTS       0x10
        !            33: #define FW_CFG_MAX_ENTRY        (FW_CFG_FILE_FIRST+FW_CFG_FILE_SLOTS)
        !            34: 
        !            35: #define FW_CFG_WRITE_CHANNEL    0x4000
        !            36: #define FW_CFG_ARCH_LOCAL       0x8000
        !            37: #define FW_CFG_ENTRY_MASK       ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
        !            38: 
        !            39: #define FW_CFG_PPC_WIDTH        (FW_CFG_ARCH_LOCAL + 0x00)
        !            40: #define FW_CFG_PPC_HEIGHT       (FW_CFG_ARCH_LOCAL + 0x01)
        !            41: #define FW_CFG_PPC_DEPTH        (FW_CFG_ARCH_LOCAL + 0x02)
        !            42: #define FW_CFG_PPC_TBFREQ       (FW_CFG_ARCH_LOCAL + 0x03)
        !            43: #define FW_CFG_PPC_CPUFREQ      (FW_CFG_ARCH_LOCAL + 0x04)
        !            44: #define FW_CFG_PPC_IS_KVM      (FW_CFG_ARCH_LOCAL + 0x05)
        !            45: #define FW_CFG_PPC_KVM_HC      (FW_CFG_ARCH_LOCAL + 0x06)
        !            46: #define FW_CFG_PPC_KVM_PID     (FW_CFG_ARCH_LOCAL + 0x07)
        !            47: 
        !            48: #define FW_CFG_INVALID          0xffff
        !            49: 
        !            50: #ifndef NO_QEMU_PROTOS
        !            51: typedef struct FWCfgFile {
        !            52:     uint32_t  size;        /* file size */
        !            53:     uint16_t  select;      /* write this to 0x510 to read it */
        !            54:     uint16_t  reserved;
        !            55:     char      name[56];
        !            56: } FWCfgFile;
        !            57: 
        !            58: typedef struct FWCfgFiles {
        !            59:     uint32_t  count;
        !            60:     FWCfgFile f[];
        !            61: } FWCfgFiles;
        !            62: 
        !            63: typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
        !            64: 
        !            65: typedef struct _FWCfgState FWCfgState;
        !            66: int fw_cfg_add_bytes(FWCfgState *s, uint16_t key, uint8_t *data, uint32_t len);
        !            67: int fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value);
        !            68: int fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
        !            69: int fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
        !            70: int fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback,
        !            71:                         void *callback_opaque, uint8_t *data, size_t len);
        !            72: int fw_cfg_add_file(FWCfgState *s, const char *dir, const char *filename,
        !            73:                     uint8_t *data, uint32_t len);
        !            74: FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
        !            75:                         target_phys_addr_t crl_addr, target_phys_addr_t data_addr);
        !            76: 
        !            77: #endif /* NO_QEMU_PROTOS */
        !            78: 
        !            79: #ifndef NO_OPENBIOS_PROTOS
        !            80: void fw_cfg_read(uint16_t cmd, char *buf, unsigned int nbytes);
        !            81: uint64_t fw_cfg_read_i64(uint16_t cmd);
        !            82: uint32_t fw_cfg_read_i32(uint16_t cmd);
        !            83: uint16_t fw_cfg_read_i16(uint16_t cmd);
        !            84: void fw_cfg_init(void);
        !            85: #endif /* NO_OPENBIOS_PROTOS */
        !            86: 
        !            87: #endif

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