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Annotation of qemu/roms/openbios/include/arch/common/fw_cfg.h, revision 1.1.1.1

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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