66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
|
|
#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 update_fdt(efi_system_table_t *sys_table, void *orig_fdt,
|
|
unsigned long orig_fdt_size,
|
|
void *fdt, int new_fdt_size, char *cmdline_ptr,
|
|
u64 initrd_addr, u64 initrd_size,
|
|
efi_memory_desc_t *memory_map,
|
|
unsigned long map_size, unsigned long desc_size,
|
|
u32 desc_ver);
|
|
|
|
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
|