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 20 /* This is the limit on the maximum uncompressed image size that 21 * load_image_gzipped_buffer() and load_image_gzipped() will read. It prevents 22 * g_malloc() in those functions from allocating a huge amount of memory. 23 */ 24 #define LOAD_IMAGE_MAX_GUNZIP_BYTES (256 << 20) 25 26 int load_image_gzipped_buffer(const char *filename, uint64_t max_sz, 27 uint8_t **buffer); 28 int load_image_gzipped(const char *filename, hwaddr addr, uint64_t max_sz); 29 30 #define ELF_LOAD_FAILED -1 31 #define ELF_LOAD_NOT_ELF -2 32 #define ELF_LOAD_WRONG_ARCH -3 33 #define ELF_LOAD_WRONG_ENDIAN -4 34 const char *load_elf_strerror(int error); 35 int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t), 36 void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr, 37 uint64_t *highaddr, int big_endian, int elf_machine, 38 int clear_lsb); 39 int load_aout(const char *filename, hwaddr addr, int max_sz, 40 int bswap_needed, hwaddr target_page_size); 41 int load_uimage(const char *filename, hwaddr *ep, 42 hwaddr *loadaddr, int *is_linux, 43 uint64_t (*translate_fn)(void *, uint64_t), 44 void *translate_opaque); 45 46 /** 47 * load_ramdisk: 48 * @filename: Path to the ramdisk image 49 * @addr: Memory address to load the ramdisk to 50 * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks) 51 * 52 * Load a ramdisk image with U-Boot header to the specified memory 53 * address. 54 * 55 * Returns the size of the loaded image on success, -1 otherwise. 56 */ 57 int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz); 58 59 ssize_t read_targphys(const char *name, 60 int fd, hwaddr dst_addr, size_t nbytes); 61 void pstrcpy_targphys(const char *name, 62 hwaddr dest, int buf_size, 63 const char *source); 64 65 extern bool option_rom_has_mr; 66 extern bool rom_file_has_mr; 67 68 int rom_add_file(const char *file, const char *fw_dir, 69 hwaddr addr, int32_t bootindex, 70 bool option_rom); 71 MemoryRegion *rom_add_blob(const char *name, const void *blob, size_t len, 72 size_t max_len, hwaddr addr, 73 const char *fw_file_name, 74 FWCfgReadCallback fw_callback, 75 void *callback_opaque); 76 int rom_add_elf_program(const char *name, void *data, size_t datasize, 77 size_t romsize, hwaddr addr); 78 int rom_load_all(void); 79 void rom_load_done(void); 80 void rom_set_fw(FWCfgState *f); 81 int rom_copy(uint8_t *dest, hwaddr addr, size_t size); 82 void *rom_ptr(hwaddr addr); 83 void hmp_info_roms(Monitor *mon, const QDict *qdict); 84 85 #define rom_add_file_fixed(_f, _a, _i) \ 86 rom_add_file(_f, NULL, _a, _i, false) 87 #define rom_add_blob_fixed(_f, _b, _l, _a) \ 88 rom_add_blob(_f, _b, _l, _l, _a, NULL, NULL, NULL) 89 90 #define PC_ROM_MIN_VGA 0xc0000 91 #define PC_ROM_MIN_OPTION 0xc8000 92 #define PC_ROM_MAX 0xe0000 93 #define PC_ROM_ALIGN 0x800 94 #define PC_ROM_SIZE (PC_ROM_MAX - PC_ROM_MIN_VGA) 95 96 int rom_add_vga(const char *file); 97 int rom_add_option(const char *file, int32_t bootindex); 98 99 #endif 100