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- #ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H
- #define _DRIVERS_FIRMWARE_EFI_EFISTUB_H
- /* error code which can't be mistaken for valid address */
- #define EFI_ERROR (~0UL)
- /*
- * __init annotations should not be used in the EFI stub, since the code is
- * either included in the decompressor (x86, ARM) where they have no effect,
- * or the whole stub is __init annotated at the section level (arm64), by
- * renaming the sections, in which case the __init annotation will be
- * redundant, and will result in section names like .init.init.text, and our
- * linker script does not expect that.
- */
- #undef __init
- void efi_char16_printk(efi_system_table_t *, efi_char16_t *);
- efi_status_t efi_open_volume(efi_system_table_t *sys_table_arg, void *__image,
- void **__fh);
- efi_status_t efi_file_size(efi_system_table_t *sys_table_arg, void *__fh,
- efi_char16_t *filename_16, void **handle,
- u64 *file_sz);
- efi_status_t efi_file_read(void *handle, unsigned long *size, void *addr);
- efi_status_t efi_file_close(void *handle);
- unsigned long get_dram_base(efi_system_table_t *sys_table_arg);
- efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table,
- void *handle,
- unsigned long *new_fdt_addr,
- unsigned long max_addr,
- u64 initrd_addr, u64 initrd_size,
- char *cmdline_ptr,
- unsigned long fdt_addr,
- unsigned long fdt_size);
- void *get_fdt(efi_system_table_t *sys_table, unsigned long *fdt_size);
- void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
- unsigned long desc_size, efi_memory_desc_t *runtime_map,
- int *count);
- efi_status_t efi_get_random_bytes(efi_system_table_t *sys_table,
- unsigned long size, u8 *out);
- efi_status_t efi_random_alloc(efi_system_table_t *sys_table_arg,
- unsigned long size, unsigned long align,
- unsigned long *addr, unsigned long random_seed);
- efi_status_t check_platform_features(efi_system_table_t *sys_table_arg);
- #endif
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