1 2 #ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H 3 #define _DRIVERS_FIRMWARE_EFI_EFISTUB_H 4 5 /* error code which can't be mistaken for valid address */ 6 #define EFI_ERROR (~0UL) 7 8 extern int __pure nokaslr(void); 9 10 void efi_char16_printk(efi_system_table_t *, efi_char16_t *); 11 12 efi_status_t efi_open_volume(efi_system_table_t *sys_table_arg, void *__image, 13 void **__fh); 14 15 efi_status_t efi_file_size(efi_system_table_t *sys_table_arg, void *__fh, 16 efi_char16_t *filename_16, void **handle, 17 u64 *file_sz); 18 19 efi_status_t efi_file_read(void *handle, unsigned long *size, void *addr); 20 21 efi_status_t efi_file_close(void *handle); 22 23 unsigned long get_dram_base(efi_system_table_t *sys_table_arg); 24 25 efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt, 26 unsigned long orig_fdt_size, 27 void *fdt, int new_fdt_size, char *cmdline_ptr, 28 u64 initrd_addr, u64 initrd_size, 29 efi_memory_desc_t *memory_map, 30 unsigned long map_size, unsigned long desc_size, 31 u32 desc_ver); 32 33 efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table, 34 void *handle, 35 unsigned long *new_fdt_addr, 36 unsigned long max_addr, 37 u64 initrd_addr, u64 initrd_size, 38 char *cmdline_ptr, 39 unsigned long fdt_addr, 40 unsigned long fdt_size); 41 42 void *get_fdt(efi_system_table_t *sys_table, unsigned long *fdt_size); 43 44 void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size, 45 unsigned long desc_size, efi_memory_desc_t *runtime_map, 46 int *count); 47 48 efi_status_t efi_get_random_bytes(efi_system_table_t *sys_table, 49 unsigned long size, u8 *out); 50 51 efi_status_t efi_random_alloc(efi_system_table_t *sys_table_arg, 52 unsigned long size, unsigned long align, 53 unsigned long *addr, unsigned long random_seed); 54 55 #endif 56