1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2f4f75ad5SArd Biesheuvel 3f4f75ad5SArd Biesheuvel #ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H 4f4f75ad5SArd Biesheuvel #define _DRIVERS_FIRMWARE_EFI_EFISTUB_H 5f4f75ad5SArd Biesheuvel 62c7d1e30SArvind Sankar #include <linux/compiler.h> 70b767353SArvind Sankar #include <linux/efi.h> 80b767353SArvind Sankar #include <linux/kernel.h> 923d5b73fSArvind Sankar #include <linux/kern_levels.h> 100b767353SArvind Sankar #include <linux/types.h> 110b767353SArvind Sankar #include <asm/efi.h> 120b767353SArvind Sankar 13f4f75ad5SArd Biesheuvel /* error code which can't be mistaken for valid address */ 14f4f75ad5SArd Biesheuvel #define EFI_ERROR (~0UL) 15f4f75ad5SArd Biesheuvel 1607e83dbbSArd Biesheuvel /* 1707e83dbbSArd Biesheuvel * __init annotations should not be used in the EFI stub, since the code is 1807e83dbbSArd Biesheuvel * either included in the decompressor (x86, ARM) where they have no effect, 1907e83dbbSArd Biesheuvel * or the whole stub is __init annotated at the section level (arm64), by 2007e83dbbSArd Biesheuvel * renaming the sections, in which case the __init annotation will be 2107e83dbbSArd Biesheuvel * redundant, and will result in section names like .init.init.text, and our 2207e83dbbSArd Biesheuvel * linker script does not expect that. 2307e83dbbSArd Biesheuvel */ 2407e83dbbSArd Biesheuvel #undef __init 2507e83dbbSArd Biesheuvel 26a6a14469SArd Biesheuvel /* 27a6a14469SArd Biesheuvel * Allow the platform to override the allocation granularity: this allows 28a6a14469SArd Biesheuvel * systems that have the capability to run with a larger page size to deal 29a6a14469SArd Biesheuvel * with the allocations for initrd and fdt more efficiently. 30a6a14469SArd Biesheuvel */ 31a6a14469SArd Biesheuvel #ifndef EFI_ALLOC_ALIGN 32a6a14469SArd Biesheuvel #define EFI_ALLOC_ALIGN EFI_PAGE_SIZE 33a6a14469SArd Biesheuvel #endif 34a6a14469SArd Biesheuvel 35980771f6SArd Biesheuvel extern bool efi_nochunk; 36980771f6SArd Biesheuvel extern bool efi_nokaslr; 37980771f6SArd Biesheuvel extern bool efi_noinitrd; 3823d5b73fSArvind Sankar extern int efi_loglevel; 39980771f6SArd Biesheuvel extern bool efi_novamap; 40eeff7d63SArd Biesheuvel 41ccc27ae7SArd Biesheuvel extern const efi_system_table_t *efi_system_table; 422fcdad2aSArd Biesheuvel 436e99d321SArd Biesheuvel efi_status_t __efiapi efi_pe_entry(efi_handle_t handle, 446e99d321SArd Biesheuvel efi_system_table_t *sys_table_arg); 456e99d321SArd Biesheuvel 46de8c5520SArvind Sankar #ifndef ARCH_HAS_EFISTUB_WRAPPERS 47de8c5520SArvind Sankar 4822090f84SArd Biesheuvel #define efi_is_native() (true) 49de8c5520SArvind Sankar #define efi_bs_call(func, ...) efi_system_table->boottime->func(__VA_ARGS__) 50de8c5520SArvind Sankar #define efi_rt_call(func, ...) efi_system_table->runtime->func(__VA_ARGS__) 5122090f84SArd Biesheuvel #define efi_table_attr(inst, attr) (inst->attr) 5222090f84SArd Biesheuvel #define efi_call_proto(inst, func, ...) inst->func(inst, ##__VA_ARGS__) 53de8c5520SArvind Sankar 5422090f84SArd Biesheuvel #endif 5522090f84SArd Biesheuvel 5623d5b73fSArvind Sankar #define efi_info(fmt, ...) \ 5723d5b73fSArvind Sankar efi_printk(KERN_INFO fmt, ##__VA_ARGS__) 5823d5b73fSArvind Sankar #define efi_err(fmt, ...) \ 5923d5b73fSArvind Sankar efi_printk(KERN_ERR "ERROR: " fmt, ##__VA_ARGS__) 6023d5b73fSArvind Sankar #define efi_debug(fmt, ...) \ 6123d5b73fSArvind Sankar efi_printk(KERN_DEBUG "DEBUG: " fmt, ##__VA_ARGS__) 6260f38de7SArd Biesheuvel 63ac9aff8eSIngo Molnar /* Helper macros for the usual case of using simple C variables: */ 64ac9aff8eSIngo Molnar #ifndef fdt_setprop_inplace_var 65ac9aff8eSIngo Molnar #define fdt_setprop_inplace_var(fdt, node_offset, name, var) \ 66ac9aff8eSIngo Molnar fdt_setprop_inplace((fdt), (node_offset), (name), &(var), sizeof(var)) 67ac9aff8eSIngo Molnar #endif 68ac9aff8eSIngo Molnar 69ac9aff8eSIngo Molnar #ifndef fdt_setprop_var 70ac9aff8eSIngo Molnar #define fdt_setprop_var(fdt, node_offset, name, var) \ 71ac9aff8eSIngo Molnar fdt_setprop((fdt), (node_offset), (name), &(var), sizeof(var)) 72ac9aff8eSIngo Molnar #endif 73ac9aff8eSIngo Molnar 74966291f6SArd Biesheuvel #define get_efi_var(name, vendor, ...) \ 75966291f6SArd Biesheuvel efi_rt_call(get_variable, (efi_char16_t *)(name), \ 76966291f6SArd Biesheuvel (efi_guid_t *)(vendor), __VA_ARGS__) 77966291f6SArd Biesheuvel 78966291f6SArd Biesheuvel #define set_efi_var(name, vendor, ...) \ 79966291f6SArd Biesheuvel efi_rt_call(set_variable, (efi_char16_t *)(name), \ 80966291f6SArd Biesheuvel (efi_guid_t *)(vendor), __VA_ARGS__) 81966291f6SArd Biesheuvel 828166ec09SArd Biesheuvel #define efi_get_handle_at(array, idx) \ 838166ec09SArd Biesheuvel (efi_is_native() ? (array)[idx] \ 848166ec09SArd Biesheuvel : (efi_handle_t)(unsigned long)((u32 *)(array))[idx]) 858166ec09SArd Biesheuvel 868166ec09SArd Biesheuvel #define efi_get_handle_num(size) \ 878166ec09SArd Biesheuvel ((size) / (efi_is_native() ? sizeof(efi_handle_t) : sizeof(u32))) 888166ec09SArd Biesheuvel 898166ec09SArd Biesheuvel #define for_each_efi_handle(handle, array, size, i) \ 908166ec09SArd Biesheuvel for (i = 0; \ 918166ec09SArd Biesheuvel i < efi_get_handle_num(size) && \ 928166ec09SArd Biesheuvel ((handle = efi_get_handle_at((array), i)) || true); \ 938166ec09SArd Biesheuvel i++) 948166ec09SArd Biesheuvel 95eed4e019SArvind Sankar static inline 96eed4e019SArvind Sankar void efi_set_u64_split(u64 data, u32 *lo, u32 *hi) 97eed4e019SArvind Sankar { 98eed4e019SArvind Sankar *lo = lower_32_bits(data); 99eed4e019SArvind Sankar *hi = upper_32_bits(data); 100eed4e019SArvind Sankar } 101eed4e019SArvind Sankar 1028166ec09SArd Biesheuvel /* 1038166ec09SArd Biesheuvel * Allocation types for calls to boottime->allocate_pages. 1048166ec09SArd Biesheuvel */ 1058166ec09SArd Biesheuvel #define EFI_ALLOCATE_ANY_PAGES 0 1068166ec09SArd Biesheuvel #define EFI_ALLOCATE_MAX_ADDRESS 1 1078166ec09SArd Biesheuvel #define EFI_ALLOCATE_ADDRESS 2 1088166ec09SArd Biesheuvel #define EFI_MAX_ALLOCATE_TYPE 3 1098166ec09SArd Biesheuvel 1108166ec09SArd Biesheuvel /* 1118166ec09SArd Biesheuvel * The type of search to perform when calling boottime->locate_handle 1128166ec09SArd Biesheuvel */ 1138166ec09SArd Biesheuvel #define EFI_LOCATE_ALL_HANDLES 0 1148166ec09SArd Biesheuvel #define EFI_LOCATE_BY_REGISTER_NOTIFY 1 1158166ec09SArd Biesheuvel #define EFI_LOCATE_BY_PROTOCOL 2 1168166ec09SArd Biesheuvel 1179b47c527SArvind Sankar /* 1189b47c527SArvind Sankar * boottime->stall takes the time period in microseconds 1199b47c527SArvind Sankar */ 1209b47c527SArvind Sankar #define EFI_USEC_PER_SEC 1000000 1219b47c527SArvind Sankar 1229b47c527SArvind Sankar /* 1239b47c527SArvind Sankar * boottime->set_timer takes the time in 100ns units 1249b47c527SArvind Sankar */ 1259b47c527SArvind Sankar #define EFI_100NSEC_PER_USEC ((u64)10) 1269b47c527SArvind Sankar 1278166ec09SArd Biesheuvel struct efi_boot_memmap { 1288166ec09SArd Biesheuvel efi_memory_desc_t **map; 1298166ec09SArd Biesheuvel unsigned long *map_size; 1308166ec09SArd Biesheuvel unsigned long *desc_size; 1318166ec09SArd Biesheuvel u32 *desc_ver; 1328166ec09SArd Biesheuvel unsigned long *key_ptr; 1338166ec09SArd Biesheuvel unsigned long *buff_size; 1348166ec09SArd Biesheuvel }; 1358166ec09SArd Biesheuvel 136abd26868SArd Biesheuvel typedef struct efi_generic_dev_path efi_device_path_protocol_t; 137abd26868SArd Biesheuvel 1389b47c527SArvind Sankar typedef void *efi_event_t; 1399b47c527SArvind Sankar /* Note that notifications won't work in mixed mode */ 1409b47c527SArvind Sankar typedef void (__efiapi *efi_event_notify_t)(efi_event_t, void *); 1419b47c527SArvind Sankar 1429b47c527SArvind Sankar #define EFI_EVT_TIMER 0x80000000U 1439b47c527SArvind Sankar #define EFI_EVT_RUNTIME 0x40000000U 1449b47c527SArvind Sankar #define EFI_EVT_NOTIFY_WAIT 0x00000100U 1459b47c527SArvind Sankar #define EFI_EVT_NOTIFY_SIGNAL 0x00000200U 1469b47c527SArvind Sankar 1479b47c527SArvind Sankar /* 1489b47c527SArvind Sankar * boottime->wait_for_event takes an array of events as input. 1499b47c527SArvind Sankar * Provide a helper to set it up correctly for mixed mode. 1509b47c527SArvind Sankar */ 1519b47c527SArvind Sankar static inline 1529b47c527SArvind Sankar void efi_set_event_at(efi_event_t *events, size_t idx, efi_event_t event) 1539b47c527SArvind Sankar { 1549b47c527SArvind Sankar if (efi_is_native()) 1559b47c527SArvind Sankar events[idx] = event; 1569b47c527SArvind Sankar else 1579b47c527SArvind Sankar ((u32 *)events)[idx] = (u32)(unsigned long)event; 1589b47c527SArvind Sankar } 1599b47c527SArvind Sankar 1609b47c527SArvind Sankar #define EFI_TPL_APPLICATION 4 1619b47c527SArvind Sankar #define EFI_TPL_CALLBACK 8 1629b47c527SArvind Sankar #define EFI_TPL_NOTIFY 16 1639b47c527SArvind Sankar #define EFI_TPL_HIGH_LEVEL 31 1649b47c527SArvind Sankar 1659b47c527SArvind Sankar typedef enum { 1669b47c527SArvind Sankar EfiTimerCancel, 1679b47c527SArvind Sankar EfiTimerPeriodic, 1689b47c527SArvind Sankar EfiTimerRelative 1699b47c527SArvind Sankar } EFI_TIMER_DELAY; 1709b47c527SArvind Sankar 1718166ec09SArd Biesheuvel /* 1728166ec09SArd Biesheuvel * EFI Boot Services table 1738166ec09SArd Biesheuvel */ 1748166ec09SArd Biesheuvel union efi_boot_services { 1758166ec09SArd Biesheuvel struct { 1768166ec09SArd Biesheuvel efi_table_hdr_t hdr; 1778166ec09SArd Biesheuvel void *raise_tpl; 1788166ec09SArd Biesheuvel void *restore_tpl; 1798166ec09SArd Biesheuvel efi_status_t (__efiapi *allocate_pages)(int, int, unsigned long, 1808166ec09SArd Biesheuvel efi_physical_addr_t *); 1818166ec09SArd Biesheuvel efi_status_t (__efiapi *free_pages)(efi_physical_addr_t, 1828166ec09SArd Biesheuvel unsigned long); 1838166ec09SArd Biesheuvel efi_status_t (__efiapi *get_memory_map)(unsigned long *, void *, 1848166ec09SArd Biesheuvel unsigned long *, 1858166ec09SArd Biesheuvel unsigned long *, u32 *); 1868166ec09SArd Biesheuvel efi_status_t (__efiapi *allocate_pool)(int, unsigned long, 1878166ec09SArd Biesheuvel void **); 1888166ec09SArd Biesheuvel efi_status_t (__efiapi *free_pool)(void *); 1899b47c527SArvind Sankar efi_status_t (__efiapi *create_event)(u32, unsigned long, 1909b47c527SArvind Sankar efi_event_notify_t, void *, 1919b47c527SArvind Sankar efi_event_t *); 1929b47c527SArvind Sankar efi_status_t (__efiapi *set_timer)(efi_event_t, 1939b47c527SArvind Sankar EFI_TIMER_DELAY, u64); 1949b47c527SArvind Sankar efi_status_t (__efiapi *wait_for_event)(unsigned long, 1959b47c527SArvind Sankar efi_event_t *, 1969b47c527SArvind Sankar unsigned long *); 1978166ec09SArd Biesheuvel void *signal_event; 1989b47c527SArvind Sankar efi_status_t (__efiapi *close_event)(efi_event_t); 1998166ec09SArd Biesheuvel void *check_event; 2008166ec09SArd Biesheuvel void *install_protocol_interface; 2018166ec09SArd Biesheuvel void *reinstall_protocol_interface; 2028166ec09SArd Biesheuvel void *uninstall_protocol_interface; 2038166ec09SArd Biesheuvel efi_status_t (__efiapi *handle_protocol)(efi_handle_t, 2048166ec09SArd Biesheuvel efi_guid_t *, void **); 2058166ec09SArd Biesheuvel void *__reserved; 2068166ec09SArd Biesheuvel void *register_protocol_notify; 2078166ec09SArd Biesheuvel efi_status_t (__efiapi *locate_handle)(int, efi_guid_t *, 2088166ec09SArd Biesheuvel void *, unsigned long *, 2098166ec09SArd Biesheuvel efi_handle_t *); 210abd26868SArd Biesheuvel efi_status_t (__efiapi *locate_device_path)(efi_guid_t *, 211abd26868SArd Biesheuvel efi_device_path_protocol_t **, 212abd26868SArd Biesheuvel efi_handle_t *); 2138166ec09SArd Biesheuvel efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *, 2148166ec09SArd Biesheuvel void *); 2158166ec09SArd Biesheuvel void *load_image; 2168166ec09SArd Biesheuvel void *start_image; 2173b8f44fcSArd Biesheuvel efi_status_t __noreturn (__efiapi *exit)(efi_handle_t, 2183b8f44fcSArd Biesheuvel efi_status_t, 2193b8f44fcSArd Biesheuvel unsigned long, 2203b8f44fcSArd Biesheuvel efi_char16_t *); 2218166ec09SArd Biesheuvel void *unload_image; 2228166ec09SArd Biesheuvel efi_status_t (__efiapi *exit_boot_services)(efi_handle_t, 2238166ec09SArd Biesheuvel unsigned long); 2248166ec09SArd Biesheuvel void *get_next_monotonic_count; 2259b47c527SArvind Sankar efi_status_t (__efiapi *stall)(unsigned long); 2268166ec09SArd Biesheuvel void *set_watchdog_timer; 2278166ec09SArd Biesheuvel void *connect_controller; 2288166ec09SArd Biesheuvel efi_status_t (__efiapi *disconnect_controller)(efi_handle_t, 2298166ec09SArd Biesheuvel efi_handle_t, 2308166ec09SArd Biesheuvel efi_handle_t); 2318166ec09SArd Biesheuvel void *open_protocol; 2328166ec09SArd Biesheuvel void *close_protocol; 2338166ec09SArd Biesheuvel void *open_protocol_information; 2348166ec09SArd Biesheuvel void *protocols_per_handle; 2358166ec09SArd Biesheuvel void *locate_handle_buffer; 2368166ec09SArd Biesheuvel efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *, 2378166ec09SArd Biesheuvel void **); 2388166ec09SArd Biesheuvel void *install_multiple_protocol_interfaces; 2398166ec09SArd Biesheuvel void *uninstall_multiple_protocol_interfaces; 2408166ec09SArd Biesheuvel void *calculate_crc32; 2418166ec09SArd Biesheuvel void *copy_mem; 2428166ec09SArd Biesheuvel void *set_mem; 2438166ec09SArd Biesheuvel void *create_event_ex; 2448166ec09SArd Biesheuvel }; 2458166ec09SArd Biesheuvel struct { 2468166ec09SArd Biesheuvel efi_table_hdr_t hdr; 2478166ec09SArd Biesheuvel u32 raise_tpl; 2488166ec09SArd Biesheuvel u32 restore_tpl; 2498166ec09SArd Biesheuvel u32 allocate_pages; 2508166ec09SArd Biesheuvel u32 free_pages; 2518166ec09SArd Biesheuvel u32 get_memory_map; 2528166ec09SArd Biesheuvel u32 allocate_pool; 2538166ec09SArd Biesheuvel u32 free_pool; 2548166ec09SArd Biesheuvel u32 create_event; 2558166ec09SArd Biesheuvel u32 set_timer; 2568166ec09SArd Biesheuvel u32 wait_for_event; 2578166ec09SArd Biesheuvel u32 signal_event; 2588166ec09SArd Biesheuvel u32 close_event; 2598166ec09SArd Biesheuvel u32 check_event; 2608166ec09SArd Biesheuvel u32 install_protocol_interface; 2618166ec09SArd Biesheuvel u32 reinstall_protocol_interface; 2628166ec09SArd Biesheuvel u32 uninstall_protocol_interface; 2638166ec09SArd Biesheuvel u32 handle_protocol; 2648166ec09SArd Biesheuvel u32 __reserved; 2658166ec09SArd Biesheuvel u32 register_protocol_notify; 2668166ec09SArd Biesheuvel u32 locate_handle; 2678166ec09SArd Biesheuvel u32 locate_device_path; 2688166ec09SArd Biesheuvel u32 install_configuration_table; 2698166ec09SArd Biesheuvel u32 load_image; 2708166ec09SArd Biesheuvel u32 start_image; 2718166ec09SArd Biesheuvel u32 exit; 2728166ec09SArd Biesheuvel u32 unload_image; 2738166ec09SArd Biesheuvel u32 exit_boot_services; 2748166ec09SArd Biesheuvel u32 get_next_monotonic_count; 2758166ec09SArd Biesheuvel u32 stall; 2768166ec09SArd Biesheuvel u32 set_watchdog_timer; 2778166ec09SArd Biesheuvel u32 connect_controller; 2788166ec09SArd Biesheuvel u32 disconnect_controller; 2798166ec09SArd Biesheuvel u32 open_protocol; 2808166ec09SArd Biesheuvel u32 close_protocol; 2818166ec09SArd Biesheuvel u32 open_protocol_information; 2828166ec09SArd Biesheuvel u32 protocols_per_handle; 2838166ec09SArd Biesheuvel u32 locate_handle_buffer; 2848166ec09SArd Biesheuvel u32 locate_protocol; 2858166ec09SArd Biesheuvel u32 install_multiple_protocol_interfaces; 2868166ec09SArd Biesheuvel u32 uninstall_multiple_protocol_interfaces; 2878166ec09SArd Biesheuvel u32 calculate_crc32; 2888166ec09SArd Biesheuvel u32 copy_mem; 2898166ec09SArd Biesheuvel u32 set_mem; 2908166ec09SArd Biesheuvel u32 create_event_ex; 2918166ec09SArd Biesheuvel } mixed_mode; 2928166ec09SArd Biesheuvel }; 2938166ec09SArd Biesheuvel 294c2d0b470SArd Biesheuvel typedef union efi_uga_draw_protocol efi_uga_draw_protocol_t; 295c2d0b470SArd Biesheuvel 296c2d0b470SArd Biesheuvel union efi_uga_draw_protocol { 297c2d0b470SArd Biesheuvel struct { 298c2d0b470SArd Biesheuvel efi_status_t (__efiapi *get_mode)(efi_uga_draw_protocol_t *, 299c2d0b470SArd Biesheuvel u32*, u32*, u32*, u32*); 300c2d0b470SArd Biesheuvel void *set_mode; 301c2d0b470SArd Biesheuvel void *blt; 302c2d0b470SArd Biesheuvel }; 303c2d0b470SArd Biesheuvel struct { 304c2d0b470SArd Biesheuvel u32 get_mode; 305c2d0b470SArd Biesheuvel u32 set_mode; 306c2d0b470SArd Biesheuvel u32 blt; 307c2d0b470SArd Biesheuvel } mixed_mode; 308c2d0b470SArd Biesheuvel }; 309c2d0b470SArd Biesheuvel 3109b47c527SArvind Sankar typedef struct { 3119b47c527SArvind Sankar u16 scan_code; 3129b47c527SArvind Sankar efi_char16_t unicode_char; 3139b47c527SArvind Sankar } efi_input_key_t; 3149b47c527SArvind Sankar 3159b47c527SArvind Sankar union efi_simple_text_input_protocol { 3169b47c527SArvind Sankar struct { 3179b47c527SArvind Sankar void *reset; 3189b47c527SArvind Sankar efi_status_t (__efiapi *read_keystroke)(efi_simple_text_input_protocol_t *, 3199b47c527SArvind Sankar efi_input_key_t *); 3209b47c527SArvind Sankar efi_event_t wait_for_key; 3219b47c527SArvind Sankar }; 3229b47c527SArvind Sankar struct { 3239b47c527SArvind Sankar u32 reset; 3249b47c527SArvind Sankar u32 read_keystroke; 3259b47c527SArvind Sankar u32 wait_for_key; 3269b47c527SArvind Sankar } mixed_mode; 3279b47c527SArvind Sankar }; 3289b47c527SArvind Sankar 32914c574f3SArvind Sankar efi_status_t efi_wait_for_key(unsigned long usec, efi_input_key_t *key); 33014c574f3SArvind Sankar 3318166ec09SArd Biesheuvel union efi_simple_text_output_protocol { 3328166ec09SArd Biesheuvel struct { 3338166ec09SArd Biesheuvel void *reset; 3348166ec09SArd Biesheuvel efi_status_t (__efiapi *output_string)(efi_simple_text_output_protocol_t *, 3358166ec09SArd Biesheuvel efi_char16_t *); 3368166ec09SArd Biesheuvel void *test_string; 3378166ec09SArd Biesheuvel }; 3388166ec09SArd Biesheuvel struct { 3398166ec09SArd Biesheuvel u32 reset; 3408166ec09SArd Biesheuvel u32 output_string; 3418166ec09SArd Biesheuvel u32 test_string; 3428166ec09SArd Biesheuvel } mixed_mode; 3438166ec09SArd Biesheuvel }; 3448166ec09SArd Biesheuvel 3458166ec09SArd Biesheuvel #define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0 3468166ec09SArd Biesheuvel #define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1 3478166ec09SArd Biesheuvel #define PIXEL_BIT_MASK 2 3488166ec09SArd Biesheuvel #define PIXEL_BLT_ONLY 3 3498166ec09SArd Biesheuvel #define PIXEL_FORMAT_MAX 4 3508166ec09SArd Biesheuvel 3518166ec09SArd Biesheuvel typedef struct { 3528166ec09SArd Biesheuvel u32 red_mask; 3538166ec09SArd Biesheuvel u32 green_mask; 3548166ec09SArd Biesheuvel u32 blue_mask; 3558166ec09SArd Biesheuvel u32 reserved_mask; 3568166ec09SArd Biesheuvel } efi_pixel_bitmask_t; 3578166ec09SArd Biesheuvel 3588166ec09SArd Biesheuvel typedef struct { 3598166ec09SArd Biesheuvel u32 version; 3608166ec09SArd Biesheuvel u32 horizontal_resolution; 3618166ec09SArd Biesheuvel u32 vertical_resolution; 3628166ec09SArd Biesheuvel int pixel_format; 3638166ec09SArd Biesheuvel efi_pixel_bitmask_t pixel_information; 3648166ec09SArd Biesheuvel u32 pixels_per_scan_line; 3658166ec09SArd Biesheuvel } efi_graphics_output_mode_info_t; 3668166ec09SArd Biesheuvel 3678166ec09SArd Biesheuvel typedef union efi_graphics_output_protocol_mode efi_graphics_output_protocol_mode_t; 3688166ec09SArd Biesheuvel 3698166ec09SArd Biesheuvel union efi_graphics_output_protocol_mode { 3708166ec09SArd Biesheuvel struct { 3718166ec09SArd Biesheuvel u32 max_mode; 3728166ec09SArd Biesheuvel u32 mode; 3738166ec09SArd Biesheuvel efi_graphics_output_mode_info_t *info; 3748166ec09SArd Biesheuvel unsigned long size_of_info; 3758166ec09SArd Biesheuvel efi_physical_addr_t frame_buffer_base; 3768166ec09SArd Biesheuvel unsigned long frame_buffer_size; 3778166ec09SArd Biesheuvel }; 3788166ec09SArd Biesheuvel struct { 3798166ec09SArd Biesheuvel u32 max_mode; 3808166ec09SArd Biesheuvel u32 mode; 3818166ec09SArd Biesheuvel u32 info; 3828166ec09SArd Biesheuvel u32 size_of_info; 3838166ec09SArd Biesheuvel u64 frame_buffer_base; 3848166ec09SArd Biesheuvel u32 frame_buffer_size; 3858166ec09SArd Biesheuvel } mixed_mode; 3868166ec09SArd Biesheuvel }; 3878166ec09SArd Biesheuvel 3888166ec09SArd Biesheuvel typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t; 3898166ec09SArd Biesheuvel 3908166ec09SArd Biesheuvel union efi_graphics_output_protocol { 3918166ec09SArd Biesheuvel struct { 392b4b89a02SArvind Sankar efi_status_t (__efiapi *query_mode)(efi_graphics_output_protocol_t *, 393b4b89a02SArvind Sankar u32, unsigned long *, 394b4b89a02SArvind Sankar efi_graphics_output_mode_info_t **); 395b4b89a02SArvind Sankar efi_status_t (__efiapi *set_mode) (efi_graphics_output_protocol_t *, u32); 3968166ec09SArd Biesheuvel void *blt; 3978166ec09SArd Biesheuvel efi_graphics_output_protocol_mode_t *mode; 3988166ec09SArd Biesheuvel }; 3998166ec09SArd Biesheuvel struct { 4008166ec09SArd Biesheuvel u32 query_mode; 4018166ec09SArd Biesheuvel u32 set_mode; 4028166ec09SArd Biesheuvel u32 blt; 4038166ec09SArd Biesheuvel u32 mode; 4048166ec09SArd Biesheuvel } mixed_mode; 4058166ec09SArd Biesheuvel }; 4068166ec09SArd Biesheuvel 407f7b85b33SArd Biesheuvel typedef union { 408f7b85b33SArd Biesheuvel struct { 409a46a290aSArd Biesheuvel u32 revision; 410a46a290aSArd Biesheuvel efi_handle_t parent_handle; 411a46a290aSArd Biesheuvel efi_system_table_t *system_table; 412a46a290aSArd Biesheuvel efi_handle_t device_handle; 413a46a290aSArd Biesheuvel void *file_path; 414a46a290aSArd Biesheuvel void *reserved; 415a46a290aSArd Biesheuvel u32 load_options_size; 416a46a290aSArd Biesheuvel void *load_options; 417a46a290aSArd Biesheuvel void *image_base; 418a46a290aSArd Biesheuvel __aligned_u64 image_size; 419a46a290aSArd Biesheuvel unsigned int image_code_type; 420a46a290aSArd Biesheuvel unsigned int image_data_type; 421a46a290aSArd Biesheuvel efi_status_t (__efiapi *unload)(efi_handle_t image_handle); 422f7b85b33SArd Biesheuvel }; 423f7b85b33SArd Biesheuvel struct { 424f7b85b33SArd Biesheuvel u32 revision; 425f7b85b33SArd Biesheuvel u32 parent_handle; 426f7b85b33SArd Biesheuvel u32 system_table; 427f7b85b33SArd Biesheuvel u32 device_handle; 428f7b85b33SArd Biesheuvel u32 file_path; 429f7b85b33SArd Biesheuvel u32 reserved; 430f7b85b33SArd Biesheuvel u32 load_options_size; 431f7b85b33SArd Biesheuvel u32 load_options; 432f7b85b33SArd Biesheuvel u32 image_base; 433f7b85b33SArd Biesheuvel __aligned_u64 image_size; 434f7b85b33SArd Biesheuvel u32 image_code_type; 435f7b85b33SArd Biesheuvel u32 image_data_type; 436f7b85b33SArd Biesheuvel u32 unload; 437f7b85b33SArd Biesheuvel } mixed_mode; 438a46a290aSArd Biesheuvel } efi_loaded_image_t; 439a46a290aSArd Biesheuvel 440a46a290aSArd Biesheuvel typedef struct { 441a46a290aSArd Biesheuvel u64 size; 442a46a290aSArd Biesheuvel u64 file_size; 443a46a290aSArd Biesheuvel u64 phys_size; 444a46a290aSArd Biesheuvel efi_time_t create_time; 445a46a290aSArd Biesheuvel efi_time_t last_access_time; 446a46a290aSArd Biesheuvel efi_time_t modification_time; 447a46a290aSArd Biesheuvel __aligned_u64 attribute; 4489302c1bbSArd Biesheuvel efi_char16_t filename[]; 449a46a290aSArd Biesheuvel } efi_file_info_t; 450a46a290aSArd Biesheuvel 451a46a290aSArd Biesheuvel typedef struct efi_file_protocol efi_file_protocol_t; 452a46a290aSArd Biesheuvel 453a46a290aSArd Biesheuvel struct efi_file_protocol { 454a46a290aSArd Biesheuvel u64 revision; 455a46a290aSArd Biesheuvel efi_status_t (__efiapi *open) (efi_file_protocol_t *, 456a46a290aSArd Biesheuvel efi_file_protocol_t **, 457a46a290aSArd Biesheuvel efi_char16_t *, u64, u64); 458a46a290aSArd Biesheuvel efi_status_t (__efiapi *close) (efi_file_protocol_t *); 459a46a290aSArd Biesheuvel efi_status_t (__efiapi *delete) (efi_file_protocol_t *); 460a46a290aSArd Biesheuvel efi_status_t (__efiapi *read) (efi_file_protocol_t *, 461a46a290aSArd Biesheuvel unsigned long *, void *); 462a46a290aSArd Biesheuvel efi_status_t (__efiapi *write) (efi_file_protocol_t *, 463a46a290aSArd Biesheuvel unsigned long, void *); 464a46a290aSArd Biesheuvel efi_status_t (__efiapi *get_position)(efi_file_protocol_t *, u64 *); 465a46a290aSArd Biesheuvel efi_status_t (__efiapi *set_position)(efi_file_protocol_t *, u64); 466a46a290aSArd Biesheuvel efi_status_t (__efiapi *get_info) (efi_file_protocol_t *, 467a46a290aSArd Biesheuvel efi_guid_t *, unsigned long *, 468a46a290aSArd Biesheuvel void *); 469a46a290aSArd Biesheuvel efi_status_t (__efiapi *set_info) (efi_file_protocol_t *, 470a46a290aSArd Biesheuvel efi_guid_t *, unsigned long, 471a46a290aSArd Biesheuvel void *); 472a46a290aSArd Biesheuvel efi_status_t (__efiapi *flush) (efi_file_protocol_t *); 473a46a290aSArd Biesheuvel }; 474a46a290aSArd Biesheuvel 475a46a290aSArd Biesheuvel typedef struct efi_simple_file_system_protocol efi_simple_file_system_protocol_t; 476a46a290aSArd Biesheuvel 477a46a290aSArd Biesheuvel struct efi_simple_file_system_protocol { 478a46a290aSArd Biesheuvel u64 revision; 479a46a290aSArd Biesheuvel int (__efiapi *open_volume)(efi_simple_file_system_protocol_t *, 480a46a290aSArd Biesheuvel efi_file_protocol_t **); 481a46a290aSArd Biesheuvel }; 482a46a290aSArd Biesheuvel 483a46a290aSArd Biesheuvel #define EFI_FILE_MODE_READ 0x0000000000000001 484a46a290aSArd Biesheuvel #define EFI_FILE_MODE_WRITE 0x0000000000000002 485a46a290aSArd Biesheuvel #define EFI_FILE_MODE_CREATE 0x8000000000000000 486a46a290aSArd Biesheuvel 4878166ec09SArd Biesheuvel typedef enum { 4888166ec09SArd Biesheuvel EfiPciIoWidthUint8, 4898166ec09SArd Biesheuvel EfiPciIoWidthUint16, 4908166ec09SArd Biesheuvel EfiPciIoWidthUint32, 4918166ec09SArd Biesheuvel EfiPciIoWidthUint64, 4928166ec09SArd Biesheuvel EfiPciIoWidthFifoUint8, 4938166ec09SArd Biesheuvel EfiPciIoWidthFifoUint16, 4948166ec09SArd Biesheuvel EfiPciIoWidthFifoUint32, 4958166ec09SArd Biesheuvel EfiPciIoWidthFifoUint64, 4968166ec09SArd Biesheuvel EfiPciIoWidthFillUint8, 4978166ec09SArd Biesheuvel EfiPciIoWidthFillUint16, 4988166ec09SArd Biesheuvel EfiPciIoWidthFillUint32, 4998166ec09SArd Biesheuvel EfiPciIoWidthFillUint64, 5008166ec09SArd Biesheuvel EfiPciIoWidthMaximum 5018166ec09SArd Biesheuvel } EFI_PCI_IO_PROTOCOL_WIDTH; 5028166ec09SArd Biesheuvel 5038166ec09SArd Biesheuvel typedef enum { 5048166ec09SArd Biesheuvel EfiPciIoAttributeOperationGet, 5058166ec09SArd Biesheuvel EfiPciIoAttributeOperationSet, 5068166ec09SArd Biesheuvel EfiPciIoAttributeOperationEnable, 5078166ec09SArd Biesheuvel EfiPciIoAttributeOperationDisable, 5088166ec09SArd Biesheuvel EfiPciIoAttributeOperationSupported, 5098166ec09SArd Biesheuvel EfiPciIoAttributeOperationMaximum 5108166ec09SArd Biesheuvel } EFI_PCI_IO_PROTOCOL_ATTRIBUTE_OPERATION; 5118166ec09SArd Biesheuvel 5128166ec09SArd Biesheuvel typedef struct { 5138166ec09SArd Biesheuvel u32 read; 5148166ec09SArd Biesheuvel u32 write; 5158166ec09SArd Biesheuvel } efi_pci_io_protocol_access_32_t; 5168166ec09SArd Biesheuvel 5178166ec09SArd Biesheuvel typedef union efi_pci_io_protocol efi_pci_io_protocol_t; 5188166ec09SArd Biesheuvel 5198166ec09SArd Biesheuvel typedef 5208166ec09SArd Biesheuvel efi_status_t (__efiapi *efi_pci_io_protocol_cfg_t)(efi_pci_io_protocol_t *, 5218166ec09SArd Biesheuvel EFI_PCI_IO_PROTOCOL_WIDTH, 5228166ec09SArd Biesheuvel u32 offset, 5238166ec09SArd Biesheuvel unsigned long count, 5248166ec09SArd Biesheuvel void *buffer); 5258166ec09SArd Biesheuvel 5268166ec09SArd Biesheuvel typedef struct { 5278166ec09SArd Biesheuvel void *read; 5288166ec09SArd Biesheuvel void *write; 5298166ec09SArd Biesheuvel } efi_pci_io_protocol_access_t; 5308166ec09SArd Biesheuvel 5318166ec09SArd Biesheuvel typedef struct { 5328166ec09SArd Biesheuvel efi_pci_io_protocol_cfg_t read; 5338166ec09SArd Biesheuvel efi_pci_io_protocol_cfg_t write; 5348166ec09SArd Biesheuvel } efi_pci_io_protocol_config_access_t; 5358166ec09SArd Biesheuvel 5368166ec09SArd Biesheuvel union efi_pci_io_protocol { 5378166ec09SArd Biesheuvel struct { 5388166ec09SArd Biesheuvel void *poll_mem; 5398166ec09SArd Biesheuvel void *poll_io; 5408166ec09SArd Biesheuvel efi_pci_io_protocol_access_t mem; 5418166ec09SArd Biesheuvel efi_pci_io_protocol_access_t io; 5428166ec09SArd Biesheuvel efi_pci_io_protocol_config_access_t pci; 5438166ec09SArd Biesheuvel void *copy_mem; 5448166ec09SArd Biesheuvel void *map; 5458166ec09SArd Biesheuvel void *unmap; 5468166ec09SArd Biesheuvel void *allocate_buffer; 5478166ec09SArd Biesheuvel void *free_buffer; 5488166ec09SArd Biesheuvel void *flush; 5498166ec09SArd Biesheuvel efi_status_t (__efiapi *get_location)(efi_pci_io_protocol_t *, 5508166ec09SArd Biesheuvel unsigned long *segment_nr, 5518166ec09SArd Biesheuvel unsigned long *bus_nr, 5528166ec09SArd Biesheuvel unsigned long *device_nr, 5538166ec09SArd Biesheuvel unsigned long *func_nr); 5548166ec09SArd Biesheuvel void *attributes; 5558166ec09SArd Biesheuvel void *get_bar_attributes; 5568166ec09SArd Biesheuvel void *set_bar_attributes; 5578166ec09SArd Biesheuvel uint64_t romsize; 5588166ec09SArd Biesheuvel void *romimage; 5598166ec09SArd Biesheuvel }; 5608166ec09SArd Biesheuvel struct { 5618166ec09SArd Biesheuvel u32 poll_mem; 5628166ec09SArd Biesheuvel u32 poll_io; 5638166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t mem; 5648166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t io; 5658166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t pci; 5668166ec09SArd Biesheuvel u32 copy_mem; 5678166ec09SArd Biesheuvel u32 map; 5688166ec09SArd Biesheuvel u32 unmap; 5698166ec09SArd Biesheuvel u32 allocate_buffer; 5708166ec09SArd Biesheuvel u32 free_buffer; 5718166ec09SArd Biesheuvel u32 flush; 5728166ec09SArd Biesheuvel u32 get_location; 5738166ec09SArd Biesheuvel u32 attributes; 5748166ec09SArd Biesheuvel u32 get_bar_attributes; 5758166ec09SArd Biesheuvel u32 set_bar_attributes; 5768166ec09SArd Biesheuvel u64 romsize; 5778166ec09SArd Biesheuvel u32 romimage; 5788166ec09SArd Biesheuvel } mixed_mode; 5798166ec09SArd Biesheuvel }; 5808166ec09SArd Biesheuvel 5818166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001 5828166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002 5838166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004 5848166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008 5858166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010 5868166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020 5878166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040 5888166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080 5898166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IO 0x0100 5908166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200 5918166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400 5928166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800 5938166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000 5948166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000 5958166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000 5968166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000 5978166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000 5988166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000 5998166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000 6008166ec09SArd Biesheuvel 6018166ec09SArd Biesheuvel struct efi_dev_path; 6028166ec09SArd Biesheuvel 6038166ec09SArd Biesheuvel typedef union apple_properties_protocol apple_properties_protocol_t; 6048166ec09SArd Biesheuvel 6058166ec09SArd Biesheuvel union apple_properties_protocol { 6068166ec09SArd Biesheuvel struct { 6078166ec09SArd Biesheuvel unsigned long version; 6088166ec09SArd Biesheuvel efi_status_t (__efiapi *get)(apple_properties_protocol_t *, 6098166ec09SArd Biesheuvel struct efi_dev_path *, 6108166ec09SArd Biesheuvel efi_char16_t *, void *, u32 *); 6118166ec09SArd Biesheuvel efi_status_t (__efiapi *set)(apple_properties_protocol_t *, 6128166ec09SArd Biesheuvel struct efi_dev_path *, 6138166ec09SArd Biesheuvel efi_char16_t *, void *, u32); 6148166ec09SArd Biesheuvel efi_status_t (__efiapi *del)(apple_properties_protocol_t *, 6158166ec09SArd Biesheuvel struct efi_dev_path *, 6168166ec09SArd Biesheuvel efi_char16_t *); 6178166ec09SArd Biesheuvel efi_status_t (__efiapi *get_all)(apple_properties_protocol_t *, 6188166ec09SArd Biesheuvel void *buffer, u32 *); 6198166ec09SArd Biesheuvel }; 6208166ec09SArd Biesheuvel struct { 6218166ec09SArd Biesheuvel u32 version; 6228166ec09SArd Biesheuvel u32 get; 6238166ec09SArd Biesheuvel u32 set; 6248166ec09SArd Biesheuvel u32 del; 6258166ec09SArd Biesheuvel u32 get_all; 6268166ec09SArd Biesheuvel } mixed_mode; 6278166ec09SArd Biesheuvel }; 6288166ec09SArd Biesheuvel 6298166ec09SArd Biesheuvel typedef u32 efi_tcg2_event_log_format; 6308166ec09SArd Biesheuvel 6318166ec09SArd Biesheuvel typedef union efi_tcg2_protocol efi_tcg2_protocol_t; 6328166ec09SArd Biesheuvel 6338166ec09SArd Biesheuvel union efi_tcg2_protocol { 6348166ec09SArd Biesheuvel struct { 6358166ec09SArd Biesheuvel void *get_capability; 6368166ec09SArd Biesheuvel efi_status_t (__efiapi *get_event_log)(efi_handle_t, 6378166ec09SArd Biesheuvel efi_tcg2_event_log_format, 6388166ec09SArd Biesheuvel efi_physical_addr_t *, 6398166ec09SArd Biesheuvel efi_physical_addr_t *, 6408166ec09SArd Biesheuvel efi_bool_t *); 6418166ec09SArd Biesheuvel void *hash_log_extend_event; 6428166ec09SArd Biesheuvel void *submit_command; 6438166ec09SArd Biesheuvel void *get_active_pcr_banks; 6448166ec09SArd Biesheuvel void *set_active_pcr_banks; 6458166ec09SArd Biesheuvel void *get_result_of_set_active_pcr_banks; 6468166ec09SArd Biesheuvel }; 6478166ec09SArd Biesheuvel struct { 6488166ec09SArd Biesheuvel u32 get_capability; 6498166ec09SArd Biesheuvel u32 get_event_log; 6508166ec09SArd Biesheuvel u32 hash_log_extend_event; 6518166ec09SArd Biesheuvel u32 submit_command; 6528166ec09SArd Biesheuvel u32 get_active_pcr_banks; 6538166ec09SArd Biesheuvel u32 set_active_pcr_banks; 6548166ec09SArd Biesheuvel u32 get_result_of_set_active_pcr_banks; 6558166ec09SArd Biesheuvel } mixed_mode; 6568166ec09SArd Biesheuvel }; 6578166ec09SArd Biesheuvel 6582931d526SArd Biesheuvel typedef union efi_load_file_protocol efi_load_file_protocol_t; 6592931d526SArd Biesheuvel typedef union efi_load_file_protocol efi_load_file2_protocol_t; 6602931d526SArd Biesheuvel 6612931d526SArd Biesheuvel union efi_load_file_protocol { 6622931d526SArd Biesheuvel struct { 6632931d526SArd Biesheuvel efi_status_t (__efiapi *load_file)(efi_load_file_protocol_t *, 6642931d526SArd Biesheuvel efi_device_path_protocol_t *, 6652931d526SArd Biesheuvel bool, unsigned long *, void *); 6662931d526SArd Biesheuvel }; 6672931d526SArd Biesheuvel struct { 6682931d526SArd Biesheuvel u32 load_file; 6692931d526SArd Biesheuvel } mixed_mode; 6702931d526SArd Biesheuvel }; 6712931d526SArd Biesheuvel 6728166ec09SArd Biesheuvel void efi_pci_disable_bridge_busmaster(void); 6738166ec09SArd Biesheuvel 6748166ec09SArd Biesheuvel typedef efi_status_t (*efi_exit_boot_map_processing)( 6758166ec09SArd Biesheuvel struct efi_boot_memmap *map, 6768166ec09SArd Biesheuvel void *priv); 6778166ec09SArd Biesheuvel 6788166ec09SArd Biesheuvel efi_status_t efi_exit_boot_services(void *handle, 6798166ec09SArd Biesheuvel struct efi_boot_memmap *map, 6808166ec09SArd Biesheuvel void *priv, 6818166ec09SArd Biesheuvel efi_exit_boot_map_processing priv_func); 6828166ec09SArd Biesheuvel 6838166ec09SArd Biesheuvel efi_status_t allocate_new_fdt_and_exit_boot(void *handle, 6848166ec09SArd Biesheuvel unsigned long *new_fdt_addr, 6858166ec09SArd Biesheuvel unsigned long max_addr, 6868166ec09SArd Biesheuvel u64 initrd_addr, u64 initrd_size, 6878166ec09SArd Biesheuvel char *cmdline_ptr, 6888166ec09SArd Biesheuvel unsigned long fdt_addr, 6898166ec09SArd Biesheuvel unsigned long fdt_size); 6908166ec09SArd Biesheuvel 6918166ec09SArd Biesheuvel void *get_fdt(unsigned long *fdt_size); 6928166ec09SArd Biesheuvel 6938166ec09SArd Biesheuvel void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size, 6948166ec09SArd Biesheuvel unsigned long desc_size, efi_memory_desc_t *runtime_map, 6958166ec09SArd Biesheuvel int *count); 6968166ec09SArd Biesheuvel 6978166ec09SArd Biesheuvel efi_status_t efi_get_random_bytes(unsigned long size, u8 *out); 6988166ec09SArd Biesheuvel 6998166ec09SArd Biesheuvel efi_status_t efi_random_alloc(unsigned long size, unsigned long align, 7008166ec09SArd Biesheuvel unsigned long *addr, unsigned long random_seed); 7018166ec09SArd Biesheuvel 7028166ec09SArd Biesheuvel efi_status_t check_platform_features(void); 7038166ec09SArd Biesheuvel 7048166ec09SArd Biesheuvel void *get_efi_config_table(efi_guid_t guid); 7058166ec09SArd Biesheuvel 706cb8c90a0SArvind Sankar /* NOTE: These functions do not print a trailing newline after the string */ 707cb8c90a0SArvind Sankar void efi_char16_puts(efi_char16_t *); 708cb8c90a0SArvind Sankar void efi_puts(const char *str); 7098166ec09SArd Biesheuvel 7102c7d1e30SArvind Sankar __printf(1, 2) int efi_printk(char const *fmt, ...); 7112c7d1e30SArvind Sankar 7128166ec09SArd Biesheuvel void efi_free(unsigned long size, unsigned long addr); 7138166ec09SArd Biesheuvel 71427cd5511SArd Biesheuvel char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len); 7158166ec09SArd Biesheuvel 7168166ec09SArd Biesheuvel efi_status_t efi_get_memory_map(struct efi_boot_memmap *map); 7178166ec09SArd Biesheuvel 7188166ec09SArd Biesheuvel efi_status_t efi_allocate_pages(unsigned long size, unsigned long *addr, 7198166ec09SArd Biesheuvel unsigned long max); 7208166ec09SArd Biesheuvel 72143b1df0eSArd Biesheuvel efi_status_t efi_allocate_pages_aligned(unsigned long size, unsigned long *addr, 72243b1df0eSArd Biesheuvel unsigned long max, unsigned long align); 72343b1df0eSArd Biesheuvel 7248166ec09SArd Biesheuvel efi_status_t efi_relocate_kernel(unsigned long *image_addr, 7258166ec09SArd Biesheuvel unsigned long image_size, 7268166ec09SArd Biesheuvel unsigned long alloc_size, 7278166ec09SArd Biesheuvel unsigned long preferred_addr, 7288166ec09SArd Biesheuvel unsigned long alignment, 7298166ec09SArd Biesheuvel unsigned long min_addr); 7308166ec09SArd Biesheuvel 7318166ec09SArd Biesheuvel efi_status_t efi_parse_options(char const *cmdline); 7328166ec09SArd Biesheuvel 733fffb6804SArvind Sankar void efi_parse_option_graphics(char *option); 734fffb6804SArvind Sankar 7358166ec09SArd Biesheuvel efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto, 7368166ec09SArd Biesheuvel unsigned long size); 7378166ec09SArd Biesheuvel 738cf6b8366SArd Biesheuvel efi_status_t handle_cmdline_files(efi_loaded_image_t *image, 739cf6b8366SArd Biesheuvel const efi_char16_t *optstr, 740cf6b8366SArd Biesheuvel int optstr_size, 741cf6b8366SArd Biesheuvel unsigned long soft_limit, 742cf6b8366SArd Biesheuvel unsigned long hard_limit, 7439302c1bbSArd Biesheuvel unsigned long *load_addr, 7449302c1bbSArd Biesheuvel unsigned long *load_size); 7459302c1bbSArd Biesheuvel 746cf6b8366SArd Biesheuvel 747cf6b8366SArd Biesheuvel static inline efi_status_t efi_load_dtb(efi_loaded_image_t *image, 748cf6b8366SArd Biesheuvel unsigned long *load_addr, 749cf6b8366SArd Biesheuvel unsigned long *load_size) 750cf6b8366SArd Biesheuvel { 751cf6b8366SArd Biesheuvel return handle_cmdline_files(image, L"dtb=", sizeof(L"dtb=") - 2, 752cf6b8366SArd Biesheuvel ULONG_MAX, ULONG_MAX, load_addr, load_size); 753cf6b8366SArd Biesheuvel } 754cf6b8366SArd Biesheuvel 755f61900fdSArvind Sankar efi_status_t efi_load_initrd(efi_loaded_image_t *image, 7569302c1bbSArd Biesheuvel unsigned long *load_addr, 7579302c1bbSArd Biesheuvel unsigned long *load_size, 75831f5e546SArd Biesheuvel unsigned long soft_limit, 759f61900fdSArvind Sankar unsigned long hard_limit); 760ec93fc37SArd Biesheuvel 761f4f75ad5SArd Biesheuvel #endif 762