include/hw/loader.h

   1 #ifndef LOADER_H
   2 #define LOADER_H
   3 #include "qapi/qmp/qdict.h"
   4 #include "hw/nvram/fw_cfg.h"
   5
   6 /* loader.c */
   7 /**
   8  * get_image_size: retrieve size of an image file
   9  * @filename: Path to the image file
  10  *
  11  * Returns the size of the image file on success, -1 otherwise.
  12  * On error, errno is also set as appropriate.
  13  */
  14 int get_image_size(const char *filename);
  15 int load_image(const char *filename, uint8_t *addr); /* deprecated */
  16 ssize_t load_image_size(const char *filename, void *addr, size_t size);
  17 int load_image_targphys(const char *filename, hwaddr,
  18                         uint64_t max_sz);
  19 int load_image_gzipped(const char *filename, hwaddr addr, uint64_t max_sz);
  20
  21 #define ELF_LOAD_FAILED       -1
  22 #define ELF_LOAD_NOT_ELF      -2
  23 #define ELF_LOAD_WRONG_ARCH   -3
  24 #define ELF_LOAD_WRONG_ENDIAN -4
  25 const char *load_elf_strerror(int error);
  26 int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t),
  27              void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
  28              uint64_t *highaddr, int big_endian, int elf_machine,
  29              int clear_lsb);
  30 int load_aout(const char *filename, hwaddr addr, int max_sz,
  31               int bswap_needed, hwaddr target_page_size);
  32 int load_uimage(const char *filename, hwaddr *ep,
  33                 hwaddr *loadaddr, int *is_linux);
  34
  35 /**
  36  * load_ramdisk:
  37  * @filename: Path to the ramdisk image
  38  * @addr: Memory address to load the ramdisk to
  39  * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks)
  40  *
  41  * Load a ramdisk image with U-Boot header to the specified memory
  42  * address.
  43  *
  44  * Returns the size of the loaded image on success, -1 otherwise.
  45  */
  46 int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
  47
  48 ssize_t read_targphys(const char *name,
  49                       int fd, hwaddr dst_addr, size_t nbytes);
  50 void pstrcpy_targphys(const char *name,
  51                       hwaddr dest, int buf_size,
  52                       const char *source);
  53
  54 extern bool option_rom_has_mr;
  55 extern bool rom_file_has_mr;
  56
  57 int rom_add_file(const char *file, const char *fw_dir,
  58                  hwaddr addr, int32_t bootindex,
  59                  bool option_rom);
  60 void *rom_add_blob(const char *name, const void *blob, size_t len,
  61                    hwaddr addr, const char *fw_file_name,
  62                    FWCfgReadCallback fw_callback, void *callback_opaque);
  63 int rom_add_elf_program(const char *name, void *data, size_t datasize,
  64                         size_t romsize, hwaddr addr);
  65 int rom_load_all(void);
  66 void rom_load_done(void);
  67 void rom_set_fw(FWCfgState *f);
  68 int rom_copy(uint8_t *dest, hwaddr addr, size_t size);
  69 void *rom_ptr(hwaddr addr);
  70 void do_info_roms(Monitor *mon, const QDict *qdict);
  71
  72 #define rom_add_file_fixed(_f, _a, _i)          \
  73     rom_add_file(_f, NULL, _a, _i, false)
  74 #define rom_add_blob_fixed(_f, _b, _l, _a)      \
  75     rom_add_blob(_f, _b, _l, _a, NULL, NULL, NULL)
  76
  77 #define PC_ROM_MIN_VGA     0xc0000
  78 #define PC_ROM_MIN_OPTION  0xc8000
  79 #define PC_ROM_MAX         0xe0000
  80 #define PC_ROM_ALIGN       0x800
  81 #define PC_ROM_SIZE        (PC_ROM_MAX - PC_ROM_MIN_VGA)
  82
  83 int rom_add_vga(const char *file);
  84 int rom_add_option(const char *file, int32_t bootindex);
  85
  86 #endif