#ifndef LOADER_H #define LOADER_H #include "qapi/qmp/qdict.h" #include "hw/nvram/fw_cfg.h" /* loader.c */ /** * get_image_size: retrieve size of an image file * @filename: Path to the image file * * Returns the size of the image file on success, -1 otherwise. * On error, errno is also set as appropriate. */ int get_image_size(const char *filename); int load_image(const char *filename, uint8_t *addr); /* deprecated */ ssize_t load_image_size(const char *filename, void *addr, size_t size); int load_image_targphys(const char *filename, hwaddr, uint64_t max_sz); /** * load_image_mr: load an image into a memory region * @filename: Path to the image file * @mr: Memory Region to load into * * Load the specified file into the memory region. * The file loaded is registered as a ROM, so its contents will be * reinstated whenever the system is reset. * If the file is larger than the memory region's size the call will fail. * Returns -1 on failure, or the size of the file. */ int load_image_mr(const char *filename, MemoryRegion *mr); /* This is the limit on the maximum uncompressed image size that * load_image_gzipped_buffer() and load_image_gzipped() will read. It prevents * g_malloc() in those functions from allocating a huge amount of memory. */ #define LOAD_IMAGE_MAX_GUNZIP_BYTES (256 << 20) int load_image_gzipped_buffer(const char *filename, uint64_t max_sz, uint8_t **buffer); int load_image_gzipped(const char *filename, hwaddr addr, uint64_t max_sz); #define ELF_LOAD_FAILED -1 #define ELF_LOAD_NOT_ELF -2 #define ELF_LOAD_WRONG_ARCH -3 #define ELF_LOAD_WRONG_ENDIAN -4 const char *load_elf_strerror(int error); /** load_elf: * @filename: Path of ELF file * @translate_fn: optional function to translate load addresses * @translate_opaque: opaque data passed to @translate_fn * @pentry: Populated with program entry point. Ignored if NULL. * @lowaddr: Populated with lowest loaded address. Ignored if NULL. * @highaddr: Populated with highest loaded address. Ignored if NULL. * @bigendian: Expected ELF endianness. 0 for LE otherwise BE * @elf_machine: Expected ELF machine type * @clear_lsb: Set to mask off LSB of addresses (Some architectures use * this for non-address data) * @data_swab: Set to order of byte swapping for data. 0 for no swap, 1 * for swapping bytes within halfwords, 2 for bytes within * words and 3 for within doublewords. * * Load an ELF file's contents to the emulated system's address space. * Clients may optionally specify a callback to perform address * translations. @pentry, @lowaddr and @highaddr are optional pointers * which will be populated with various load information. @bigendian and * @elf_machine give the expected endianness and machine for the ELF the * load will fail if the target ELF does not match. Some architectures * have some architecture-specific behaviours that come into effect when * their particular values for @elf_machine are set. */ int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t), void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr, uint64_t *highaddr, int big_endian, int elf_machine, int clear_lsb, int data_swab); /** load_elf_hdr: * @filename: Path of ELF file * @hdr: Buffer to populate with header data. Header data will not be * filled if set to NULL. * @is64: Set to true if the ELF is 64bit. Ignored if set to NULL * @errp: Populated with an error in failure cases * * Inspect an ELF file's header. Read its full header contents into a * buffer and/or determine if the ELF is 64bit. */ void load_elf_hdr(const char *filename, void *hdr, bool *is64, Error **errp); int load_aout(const char *filename, hwaddr addr, int max_sz, int bswap_needed, hwaddr target_page_size); int load_uimage(const char *filename, hwaddr *ep, hwaddr *loadaddr, int *is_linux, uint64_t (*translate_fn)(void *, uint64_t), void *translate_opaque); /** * load_ramdisk: * @filename: Path to the ramdisk image * @addr: Memory address to load the ramdisk to * @max_sz: Maximum allowed ramdisk size (for non-u-boot ramdisks) * * Load a ramdisk image with U-Boot header to the specified memory * address. * * Returns the size of the loaded image on success, -1 otherwise. */ int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz); ssize_t read_targphys(const char *name, int fd, hwaddr dst_addr, size_t nbytes); void pstrcpy_targphys(const char *name, hwaddr dest, int buf_size, const char *source); extern bool option_rom_has_mr; extern bool rom_file_has_mr; int rom_add_file(const char *file, const char *fw_dir, hwaddr addr, int32_t bootindex, bool option_rom, MemoryRegion *mr); MemoryRegion *rom_add_blob(const char *name, const void *blob, size_t len, size_t max_len, hwaddr addr, const char *fw_file_name, FWCfgReadCallback fw_callback, void *callback_opaque); int rom_add_elf_program(const char *name, void *data, size_t datasize, size_t romsize, hwaddr addr); int rom_check_and_register_reset(void); void rom_set_fw(FWCfgState *f); void rom_set_order_override(int order); void rom_reset_order_override(void); int rom_copy(uint8_t *dest, hwaddr addr, size_t size); void *rom_ptr(hwaddr addr); void hmp_info_roms(Monitor *mon, const QDict *qdict); #define rom_add_file_fixed(_f, _a, _i) \ rom_add_file(_f, NULL, _a, _i, false, NULL) #define rom_add_blob_fixed(_f, _b, _l, _a) \ rom_add_blob(_f, _b, _l, _l, _a, NULL, NULL, NULL) #define rom_add_file_mr(_f, _mr, _i) \ rom_add_file(_f, NULL, 0, _i, false, _mr) #define PC_ROM_MIN_VGA 0xc0000 #define PC_ROM_MIN_OPTION 0xc8000 #define PC_ROM_MAX 0xe0000 #define PC_ROM_ALIGN 0x800 #define PC_ROM_SIZE (PC_ROM_MAX - PC_ROM_MIN_VGA) int rom_add_vga(const char *file); int rom_add_option(const char *file, int32_t bootindex); #endif