1f4f75ad5SArd Biesheuvel 2f4f75ad5SArd Biesheuvel #ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H 3f4f75ad5SArd Biesheuvel #define _DRIVERS_FIRMWARE_EFI_EFISTUB_H 4f4f75ad5SArd Biesheuvel 5f4f75ad5SArd Biesheuvel /* error code which can't be mistaken for valid address */ 6f4f75ad5SArd Biesheuvel #define EFI_ERROR (~0UL) 7f4f75ad5SArd Biesheuvel 8f4f75ad5SArd Biesheuvel void efi_char16_printk(efi_system_table_t *, efi_char16_t *); 9f4f75ad5SArd Biesheuvel 10f4f75ad5SArd Biesheuvel efi_status_t efi_open_volume(efi_system_table_t *sys_table_arg, void *__image, 11f4f75ad5SArd Biesheuvel void **__fh); 12f4f75ad5SArd Biesheuvel 13f4f75ad5SArd Biesheuvel efi_status_t efi_file_size(efi_system_table_t *sys_table_arg, void *__fh, 14f4f75ad5SArd Biesheuvel efi_char16_t *filename_16, void **handle, 15f4f75ad5SArd Biesheuvel u64 *file_sz); 16f4f75ad5SArd Biesheuvel 17f4f75ad5SArd Biesheuvel efi_status_t efi_file_read(void *handle, unsigned long *size, void *addr); 18f4f75ad5SArd Biesheuvel 19f4f75ad5SArd Biesheuvel efi_status_t efi_file_close(void *handle); 20f4f75ad5SArd Biesheuvel 21f4f75ad5SArd Biesheuvel unsigned long get_dram_base(efi_system_table_t *sys_table_arg); 22f4f75ad5SArd Biesheuvel 23f4f75ad5SArd Biesheuvel efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt, 24f4f75ad5SArd Biesheuvel unsigned long orig_fdt_size, 25f4f75ad5SArd Biesheuvel void *fdt, int new_fdt_size, char *cmdline_ptr, 26f4f75ad5SArd Biesheuvel u64 initrd_addr, u64 initrd_size, 27f4f75ad5SArd Biesheuvel efi_memory_desc_t *memory_map, 28f4f75ad5SArd Biesheuvel unsigned long map_size, unsigned long desc_size, 29f4f75ad5SArd Biesheuvel u32 desc_ver); 30f4f75ad5SArd Biesheuvel 31f4f75ad5SArd Biesheuvel efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, 32f4f75ad5SArd Biesheuvel void *handle, 33f4f75ad5SArd Biesheuvel unsigned long *new_fdt_addr, 34f4f75ad5SArd Biesheuvel unsigned long max_addr, 35f4f75ad5SArd Biesheuvel u64 initrd_addr, u64 initrd_size, 36f4f75ad5SArd Biesheuvel char *cmdline_ptr, 37f4f75ad5SArd Biesheuvel unsigned long fdt_addr, 38f4f75ad5SArd Biesheuvel unsigned long fdt_size); 39f4f75ad5SArd Biesheuvel 40a643375fSArd Biesheuvel void *get_fdt(efi_system_table_t *sys_table, unsigned long *fdt_size); 41f4f75ad5SArd Biesheuvel 42f3cdfd23SArd Biesheuvel void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size, 43f3cdfd23SArd Biesheuvel unsigned long desc_size, efi_memory_desc_t *runtime_map, 44f3cdfd23SArd Biesheuvel int *count); 45f3cdfd23SArd Biesheuvel 46e4fbf476SArd Biesheuvel efi_status_t efi_get_random_bytes(efi_system_table_t *sys_table, 47e4fbf476SArd Biesheuvel unsigned long size, u8 *out); 48e4fbf476SArd Biesheuvel 492ddbfc81SArd Biesheuvel efi_status_t efi_random_alloc(efi_system_table_t *sys_table_arg, 502ddbfc81SArd Biesheuvel unsigned long size, unsigned long align, 512ddbfc81SArd Biesheuvel unsigned long *addr, unsigned long random_seed); 522ddbfc81SArd Biesheuvel 53f4f75ad5SArd Biesheuvel #endif 54