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
1307e83dbbSArd Biesheuvel /*
1407e83dbbSArd Biesheuvel * __init annotations should not be used in the EFI stub, since the code is
1507e83dbbSArd Biesheuvel * either included in the decompressor (x86, ARM) where they have no effect,
1607e83dbbSArd Biesheuvel * or the whole stub is __init annotated at the section level (arm64), by
1707e83dbbSArd Biesheuvel * renaming the sections, in which case the __init annotation will be
1807e83dbbSArd Biesheuvel * redundant, and will result in section names like .init.init.text, and our
1907e83dbbSArd Biesheuvel * linker script does not expect that.
2007e83dbbSArd Biesheuvel */
2107e83dbbSArd Biesheuvel #undef __init
2207e83dbbSArd Biesheuvel
23a6a14469SArd Biesheuvel /*
24a6a14469SArd Biesheuvel * Allow the platform to override the allocation granularity: this allows
25a6a14469SArd Biesheuvel * systems that have the capability to run with a larger page size to deal
26a6a14469SArd Biesheuvel * with the allocations for initrd and fdt more efficiently.
27a6a14469SArd Biesheuvel */
28a6a14469SArd Biesheuvel #ifndef EFI_ALLOC_ALIGN
29a6a14469SArd Biesheuvel #define EFI_ALLOC_ALIGN EFI_PAGE_SIZE
30a6a14469SArd Biesheuvel #endif
31a6a14469SArd Biesheuvel
32a37dac5cSArd Biesheuvel #ifndef EFI_ALLOC_LIMIT
33a37dac5cSArd Biesheuvel #define EFI_ALLOC_LIMIT ULONG_MAX
34a37dac5cSArd Biesheuvel #endif
35a37dac5cSArd Biesheuvel
36cb1c9e02SArd Biesheuvel extern bool efi_no5lvl;
37980771f6SArd Biesheuvel extern bool efi_nochunk;
38980771f6SArd Biesheuvel extern bool efi_nokaslr;
3923d5b73fSArvind Sankar extern int efi_loglevel;
40*dc4cbf9eSArd Biesheuvel extern int efi_mem_encrypt;
41980771f6SArd Biesheuvel extern bool efi_novamap;
42ccc27ae7SArd Biesheuvel extern const efi_system_table_t *efi_system_table;
432fcdad2aSArd Biesheuvel
443ba75c13SBaskov Evgeniy typedef union efi_dxe_services_table efi_dxe_services_table_t;
453ba75c13SBaskov Evgeniy extern const efi_dxe_services_table_t *efi_dxe_table;
463ba75c13SBaskov Evgeniy
476e99d321SArd Biesheuvel efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
486e99d321SArd Biesheuvel efi_system_table_t *sys_table_arg);
496e99d321SArd Biesheuvel
50de8c5520SArvind Sankar #ifndef ARCH_HAS_EFISTUB_WRAPPERS
51de8c5520SArvind Sankar
5222090f84SArd Biesheuvel #define efi_is_native() (true)
53a61962d8SArd Biesheuvel #define efi_table_attr(inst, attr) (inst)->attr
54a61962d8SArd Biesheuvel #define efi_fn_call(inst, func, ...) (inst)->func(__VA_ARGS__)
55de8c5520SArvind Sankar
5622090f84SArd Biesheuvel #endif
5722090f84SArd Biesheuvel
58a61962d8SArd Biesheuvel #define efi_call_proto(inst, func, ...) ({ \
59a61962d8SArd Biesheuvel __typeof__(inst) __inst = (inst); \
60a61962d8SArd Biesheuvel efi_fn_call(__inst, func, __inst, ##__VA_ARGS__); \
61a61962d8SArd Biesheuvel })
62a61962d8SArd Biesheuvel #define efi_bs_call(func, ...) \
63a61962d8SArd Biesheuvel efi_fn_call(efi_table_attr(efi_system_table, boottime), func, ##__VA_ARGS__)
64a61962d8SArd Biesheuvel #define efi_rt_call(func, ...) \
65a61962d8SArd Biesheuvel efi_fn_call(efi_table_attr(efi_system_table, runtime), func, ##__VA_ARGS__)
66a61962d8SArd Biesheuvel #define efi_dxe_call(func, ...) \
67a61962d8SArd Biesheuvel efi_fn_call(efi_dxe_table, func, ##__VA_ARGS__)
68a61962d8SArd Biesheuvel
6923d5b73fSArvind Sankar #define efi_info(fmt, ...) \
7023d5b73fSArvind Sankar efi_printk(KERN_INFO fmt, ##__VA_ARGS__)
71c1df5e0cSArvind Sankar #define efi_warn(fmt, ...) \
72c1df5e0cSArvind Sankar efi_printk(KERN_WARNING "WARNING: " fmt, ##__VA_ARGS__)
7323d5b73fSArvind Sankar #define efi_err(fmt, ...) \
7423d5b73fSArvind Sankar efi_printk(KERN_ERR "ERROR: " fmt, ##__VA_ARGS__)
7523d5b73fSArvind Sankar #define efi_debug(fmt, ...) \
7623d5b73fSArvind Sankar efi_printk(KERN_DEBUG "DEBUG: " fmt, ##__VA_ARGS__)
7760f38de7SArd Biesheuvel
78c1df5e0cSArvind Sankar #define efi_printk_once(fmt, ...) \
79c1df5e0cSArvind Sankar ({ \
80c1df5e0cSArvind Sankar static bool __print_once; \
81c1df5e0cSArvind Sankar bool __ret_print_once = !__print_once; \
82c1df5e0cSArvind Sankar \
83c1df5e0cSArvind Sankar if (!__print_once) { \
84c1df5e0cSArvind Sankar __print_once = true; \
85c1df5e0cSArvind Sankar efi_printk(fmt, ##__VA_ARGS__); \
86c1df5e0cSArvind Sankar } \
87c1df5e0cSArvind Sankar __ret_print_once; \
88c1df5e0cSArvind Sankar })
89c1df5e0cSArvind Sankar
90c1df5e0cSArvind Sankar #define efi_info_once(fmt, ...) \
91c1df5e0cSArvind Sankar efi_printk_once(KERN_INFO fmt, ##__VA_ARGS__)
92c1df5e0cSArvind Sankar #define efi_warn_once(fmt, ...) \
93c1df5e0cSArvind Sankar efi_printk_once(KERN_WARNING "WARNING: " fmt, ##__VA_ARGS__)
94c1df5e0cSArvind Sankar #define efi_err_once(fmt, ...) \
95c1df5e0cSArvind Sankar efi_printk_once(KERN_ERR "ERROR: " fmt, ##__VA_ARGS__)
96c1df5e0cSArvind Sankar #define efi_debug_once(fmt, ...) \
97c1df5e0cSArvind Sankar efi_printk_once(KERN_DEBUG "DEBUG: " fmt, ##__VA_ARGS__)
98c1df5e0cSArvind Sankar
99ac9aff8eSIngo Molnar /* Helper macros for the usual case of using simple C variables: */
100ac9aff8eSIngo Molnar #ifndef fdt_setprop_inplace_var
101ac9aff8eSIngo Molnar #define fdt_setprop_inplace_var(fdt, node_offset, name, var) \
102ac9aff8eSIngo Molnar fdt_setprop_inplace((fdt), (node_offset), (name), &(var), sizeof(var))
103ac9aff8eSIngo Molnar #endif
104ac9aff8eSIngo Molnar
105ac9aff8eSIngo Molnar #ifndef fdt_setprop_var
106ac9aff8eSIngo Molnar #define fdt_setprop_var(fdt, node_offset, name, var) \
107ac9aff8eSIngo Molnar fdt_setprop((fdt), (node_offset), (name), &(var), sizeof(var))
108ac9aff8eSIngo Molnar #endif
109ac9aff8eSIngo Molnar
110966291f6SArd Biesheuvel #define get_efi_var(name, vendor, ...) \
111966291f6SArd Biesheuvel efi_rt_call(get_variable, (efi_char16_t *)(name), \
112966291f6SArd Biesheuvel (efi_guid_t *)(vendor), __VA_ARGS__)
113966291f6SArd Biesheuvel
114966291f6SArd Biesheuvel #define set_efi_var(name, vendor, ...) \
115966291f6SArd Biesheuvel efi_rt_call(set_variable, (efi_char16_t *)(name), \
116966291f6SArd Biesheuvel (efi_guid_t *)(vendor), __VA_ARGS__)
117966291f6SArd Biesheuvel
1188166ec09SArd Biesheuvel #define efi_get_handle_at(array, idx) \
1198166ec09SArd Biesheuvel (efi_is_native() ? (array)[idx] \
1208166ec09SArd Biesheuvel : (efi_handle_t)(unsigned long)((u32 *)(array))[idx])
1218166ec09SArd Biesheuvel
1228166ec09SArd Biesheuvel #define efi_get_handle_num(size) \
1238166ec09SArd Biesheuvel ((size) / (efi_is_native() ? sizeof(efi_handle_t) : sizeof(u32)))
1248166ec09SArd Biesheuvel
1258166ec09SArd Biesheuvel #define for_each_efi_handle(handle, array, size, i) \
1268166ec09SArd Biesheuvel for (i = 0; \
1278166ec09SArd Biesheuvel i < efi_get_handle_num(size) && \
1288166ec09SArd Biesheuvel ((handle = efi_get_handle_at((array), i)) || true); \
1298166ec09SArd Biesheuvel i++)
1308166ec09SArd Biesheuvel
131eed4e019SArvind Sankar static inline
efi_set_u64_split(u64 data,u32 * lo,u32 * hi)132eed4e019SArvind Sankar void efi_set_u64_split(u64 data, u32 *lo, u32 *hi)
133eed4e019SArvind Sankar {
134eed4e019SArvind Sankar *lo = lower_32_bits(data);
135eed4e019SArvind Sankar *hi = upper_32_bits(data);
136eed4e019SArvind Sankar }
137eed4e019SArvind Sankar
1388166ec09SArd Biesheuvel /*
1398166ec09SArd Biesheuvel * Allocation types for calls to boottime->allocate_pages.
1408166ec09SArd Biesheuvel */
1418166ec09SArd Biesheuvel #define EFI_ALLOCATE_ANY_PAGES 0
1428166ec09SArd Biesheuvel #define EFI_ALLOCATE_MAX_ADDRESS 1
1438166ec09SArd Biesheuvel #define EFI_ALLOCATE_ADDRESS 2
1448166ec09SArd Biesheuvel #define EFI_MAX_ALLOCATE_TYPE 3
1458166ec09SArd Biesheuvel
1468166ec09SArd Biesheuvel /*
1478166ec09SArd Biesheuvel * The type of search to perform when calling boottime->locate_handle
1488166ec09SArd Biesheuvel */
1498166ec09SArd Biesheuvel #define EFI_LOCATE_ALL_HANDLES 0
1508166ec09SArd Biesheuvel #define EFI_LOCATE_BY_REGISTER_NOTIFY 1
1518166ec09SArd Biesheuvel #define EFI_LOCATE_BY_PROTOCOL 2
1528166ec09SArd Biesheuvel
153fd626195SLenny Szubowicz /*
1549b47c527SArvind Sankar * boottime->stall takes the time period in microseconds
1559b47c527SArvind Sankar */
1569b47c527SArvind Sankar #define EFI_USEC_PER_SEC 1000000
1579b47c527SArvind Sankar
1589b47c527SArvind Sankar /*
1599b47c527SArvind Sankar * boottime->set_timer takes the time in 100ns units
1609b47c527SArvind Sankar */
1619b47c527SArvind Sankar #define EFI_100NSEC_PER_USEC ((u64)10)
1629b47c527SArvind Sankar
163d1343da3SIngo Molnar /*
164fd626195SLenny Szubowicz * An efi_boot_memmap is used by efi_get_memory_map() to return the
165fd626195SLenny Szubowicz * EFI memory map in a dynamically allocated buffer.
166fd626195SLenny Szubowicz *
167fd626195SLenny Szubowicz * The buffer allocated for the EFI memory map includes extra room for
168fd626195SLenny Szubowicz * a minimum of EFI_MMAP_NR_SLACK_SLOTS additional EFI memory descriptors.
169fd626195SLenny Szubowicz * This facilitates the reuse of the EFI memory map buffer when a second
170fd626195SLenny Szubowicz * call to ExitBootServices() is needed because of intervening changes to
171fd626195SLenny Szubowicz * the EFI memory map. Other related structures, e.g. x86 e820ext, need
172fd626195SLenny Szubowicz * to factor in this headroom requirement as well.
173fd626195SLenny Szubowicz */
174fd626195SLenny Szubowicz #define EFI_MMAP_NR_SLACK_SLOTS 8
175fd626195SLenny Szubowicz
176abd26868SArd Biesheuvel typedef struct efi_generic_dev_path efi_device_path_protocol_t;
177abd26868SArd Biesheuvel
178c7007d9fSArd Biesheuvel union efi_device_path_to_text_protocol {
179c7007d9fSArd Biesheuvel struct {
180c7007d9fSArd Biesheuvel efi_char16_t *(__efiapi *convert_device_node_to_text)(
181c7007d9fSArd Biesheuvel const efi_device_path_protocol_t *,
182c7007d9fSArd Biesheuvel bool, bool);
183c7007d9fSArd Biesheuvel efi_char16_t *(__efiapi *convert_device_path_to_text)(
184c7007d9fSArd Biesheuvel const efi_device_path_protocol_t *,
185c7007d9fSArd Biesheuvel bool, bool);
186c7007d9fSArd Biesheuvel };
187c7007d9fSArd Biesheuvel struct {
188c7007d9fSArd Biesheuvel u32 convert_device_node_to_text;
189c7007d9fSArd Biesheuvel u32 convert_device_path_to_text;
190c7007d9fSArd Biesheuvel } mixed_mode;
191c7007d9fSArd Biesheuvel };
192c7007d9fSArd Biesheuvel
193c7007d9fSArd Biesheuvel typedef union efi_device_path_to_text_protocol efi_device_path_to_text_protocol_t;
194c7007d9fSArd Biesheuvel
19570912985SArd Biesheuvel union efi_device_path_from_text_protocol {
19670912985SArd Biesheuvel struct {
19770912985SArd Biesheuvel efi_device_path_protocol_t *
19870912985SArd Biesheuvel (__efiapi *convert_text_to_device_node)(const efi_char16_t *);
19970912985SArd Biesheuvel efi_device_path_protocol_t *
20070912985SArd Biesheuvel (__efiapi *convert_text_to_device_path)(const efi_char16_t *);
20170912985SArd Biesheuvel };
20270912985SArd Biesheuvel struct {
20370912985SArd Biesheuvel u32 convert_text_to_device_node;
20470912985SArd Biesheuvel u32 convert_text_to_device_path;
20570912985SArd Biesheuvel } mixed_mode;
20670912985SArd Biesheuvel };
20770912985SArd Biesheuvel
20870912985SArd Biesheuvel typedef union efi_device_path_from_text_protocol efi_device_path_from_text_protocol_t;
20970912985SArd Biesheuvel
2109b47c527SArvind Sankar typedef void *efi_event_t;
2119b47c527SArvind Sankar /* Note that notifications won't work in mixed mode */
2129b47c527SArvind Sankar typedef void (__efiapi *efi_event_notify_t)(efi_event_t, void *);
2139b47c527SArvind Sankar
2149b47c527SArvind Sankar #define EFI_EVT_TIMER 0x80000000U
2159b47c527SArvind Sankar #define EFI_EVT_RUNTIME 0x40000000U
2169b47c527SArvind Sankar #define EFI_EVT_NOTIFY_WAIT 0x00000100U
2179b47c527SArvind Sankar #define EFI_EVT_NOTIFY_SIGNAL 0x00000200U
2189b47c527SArvind Sankar
2198c0a839cSHeinrich Schuchardt /**
2208c0a839cSHeinrich Schuchardt * efi_set_event_at() - add event to events array
2218c0a839cSHeinrich Schuchardt *
2228c0a839cSHeinrich Schuchardt * @events: array of UEFI events
2238c0a839cSHeinrich Schuchardt * @ids: index where to put the event in the array
2248c0a839cSHeinrich Schuchardt * @event: event to add to the aray
2258c0a839cSHeinrich Schuchardt *
2268c0a839cSHeinrich Schuchardt * boottime->wait_for_event() takes an array of events as input.
2279b47c527SArvind Sankar * Provide a helper to set it up correctly for mixed mode.
2289b47c527SArvind Sankar */
2299b47c527SArvind Sankar static inline
efi_set_event_at(efi_event_t * events,size_t idx,efi_event_t event)2309b47c527SArvind Sankar void efi_set_event_at(efi_event_t *events, size_t idx, efi_event_t event)
2319b47c527SArvind Sankar {
2329b47c527SArvind Sankar if (efi_is_native())
2339b47c527SArvind Sankar events[idx] = event;
2349b47c527SArvind Sankar else
2359b47c527SArvind Sankar ((u32 *)events)[idx] = (u32)(unsigned long)event;
2369b47c527SArvind Sankar }
2379b47c527SArvind Sankar
2389b47c527SArvind Sankar #define EFI_TPL_APPLICATION 4
2399b47c527SArvind Sankar #define EFI_TPL_CALLBACK 8
2409b47c527SArvind Sankar #define EFI_TPL_NOTIFY 16
2419b47c527SArvind Sankar #define EFI_TPL_HIGH_LEVEL 31
2429b47c527SArvind Sankar
2439b47c527SArvind Sankar typedef enum {
2449b47c527SArvind Sankar EfiTimerCancel,
2459b47c527SArvind Sankar EfiTimerPeriodic,
2469b47c527SArvind Sankar EfiTimerRelative
2479b47c527SArvind Sankar } EFI_TIMER_DELAY;
2489b47c527SArvind Sankar
2498166ec09SArd Biesheuvel /*
2508166ec09SArd Biesheuvel * EFI Boot Services table
2518166ec09SArd Biesheuvel */
2528166ec09SArd Biesheuvel union efi_boot_services {
2538166ec09SArd Biesheuvel struct {
2548166ec09SArd Biesheuvel efi_table_hdr_t hdr;
2558166ec09SArd Biesheuvel void *raise_tpl;
2568166ec09SArd Biesheuvel void *restore_tpl;
2578166ec09SArd Biesheuvel efi_status_t (__efiapi *allocate_pages)(int, int, unsigned long,
2588166ec09SArd Biesheuvel efi_physical_addr_t *);
2598166ec09SArd Biesheuvel efi_status_t (__efiapi *free_pages)(efi_physical_addr_t,
2608166ec09SArd Biesheuvel unsigned long);
2618166ec09SArd Biesheuvel efi_status_t (__efiapi *get_memory_map)(unsigned long *, void *,
2628166ec09SArd Biesheuvel unsigned long *,
2638166ec09SArd Biesheuvel unsigned long *, u32 *);
2648166ec09SArd Biesheuvel efi_status_t (__efiapi *allocate_pool)(int, unsigned long,
2658166ec09SArd Biesheuvel void **);
2668166ec09SArd Biesheuvel efi_status_t (__efiapi *free_pool)(void *);
2679b47c527SArvind Sankar efi_status_t (__efiapi *create_event)(u32, unsigned long,
2689b47c527SArvind Sankar efi_event_notify_t, void *,
2699b47c527SArvind Sankar efi_event_t *);
2709b47c527SArvind Sankar efi_status_t (__efiapi *set_timer)(efi_event_t,
2719b47c527SArvind Sankar EFI_TIMER_DELAY, u64);
2729b47c527SArvind Sankar efi_status_t (__efiapi *wait_for_event)(unsigned long,
2739b47c527SArvind Sankar efi_event_t *,
2749b47c527SArvind Sankar unsigned long *);
2758166ec09SArd Biesheuvel void *signal_event;
2769b47c527SArvind Sankar efi_status_t (__efiapi *close_event)(efi_event_t);
2778166ec09SArd Biesheuvel void *check_event;
2788166ec09SArd Biesheuvel void *install_protocol_interface;
2798166ec09SArd Biesheuvel void *reinstall_protocol_interface;
2808166ec09SArd Biesheuvel void *uninstall_protocol_interface;
2818166ec09SArd Biesheuvel efi_status_t (__efiapi *handle_protocol)(efi_handle_t,
2828166ec09SArd Biesheuvel efi_guid_t *, void **);
2838166ec09SArd Biesheuvel void *__reserved;
2848166ec09SArd Biesheuvel void *register_protocol_notify;
2858166ec09SArd Biesheuvel efi_status_t (__efiapi *locate_handle)(int, efi_guid_t *,
2868166ec09SArd Biesheuvel void *, unsigned long *,
2878166ec09SArd Biesheuvel efi_handle_t *);
288abd26868SArd Biesheuvel efi_status_t (__efiapi *locate_device_path)(efi_guid_t *,
289abd26868SArd Biesheuvel efi_device_path_protocol_t **,
290abd26868SArd Biesheuvel efi_handle_t *);
2918166ec09SArd Biesheuvel efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *,
2928166ec09SArd Biesheuvel void *);
293c7007d9fSArd Biesheuvel efi_status_t (__efiapi *load_image)(bool, efi_handle_t,
294c7007d9fSArd Biesheuvel efi_device_path_protocol_t *,
295c7007d9fSArd Biesheuvel void *, unsigned long,
296c7007d9fSArd Biesheuvel efi_handle_t *);
297c7007d9fSArd Biesheuvel efi_status_t (__efiapi *start_image)(efi_handle_t, unsigned long *,
298c7007d9fSArd Biesheuvel efi_char16_t **);
2993b8f44fcSArd Biesheuvel efi_status_t __noreturn (__efiapi *exit)(efi_handle_t,
3003b8f44fcSArd Biesheuvel efi_status_t,
3013b8f44fcSArd Biesheuvel unsigned long,
3023b8f44fcSArd Biesheuvel efi_char16_t *);
303c7007d9fSArd Biesheuvel efi_status_t (__efiapi *unload_image)(efi_handle_t);
3048166ec09SArd Biesheuvel efi_status_t (__efiapi *exit_boot_services)(efi_handle_t,
3058166ec09SArd Biesheuvel unsigned long);
3068166ec09SArd Biesheuvel void *get_next_monotonic_count;
3079b47c527SArvind Sankar efi_status_t (__efiapi *stall)(unsigned long);
3088166ec09SArd Biesheuvel void *set_watchdog_timer;
3098166ec09SArd Biesheuvel void *connect_controller;
3108166ec09SArd Biesheuvel efi_status_t (__efiapi *disconnect_controller)(efi_handle_t,
3118166ec09SArd Biesheuvel efi_handle_t,
3128166ec09SArd Biesheuvel efi_handle_t);
3138166ec09SArd Biesheuvel void *open_protocol;
3148166ec09SArd Biesheuvel void *close_protocol;
3158166ec09SArd Biesheuvel void *open_protocol_information;
3168166ec09SArd Biesheuvel void *protocols_per_handle;
3178166ec09SArd Biesheuvel void *locate_handle_buffer;
3188166ec09SArd Biesheuvel efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *,
3198166ec09SArd Biesheuvel void **);
320c7007d9fSArd Biesheuvel efi_status_t (__efiapi *install_multiple_protocol_interfaces)(efi_handle_t *, ...);
321c7007d9fSArd Biesheuvel efi_status_t (__efiapi *uninstall_multiple_protocol_interfaces)(efi_handle_t, ...);
3228166ec09SArd Biesheuvel void *calculate_crc32;
323c82ceb44SArd Biesheuvel void (__efiapi *copy_mem)(void *, const void *, unsigned long);
324c82ceb44SArd Biesheuvel void (__efiapi *set_mem)(void *, unsigned long, unsigned char);
3258166ec09SArd Biesheuvel void *create_event_ex;
3268166ec09SArd Biesheuvel };
3278166ec09SArd Biesheuvel struct {
3288166ec09SArd Biesheuvel efi_table_hdr_t hdr;
3298166ec09SArd Biesheuvel u32 raise_tpl;
3308166ec09SArd Biesheuvel u32 restore_tpl;
3318166ec09SArd Biesheuvel u32 allocate_pages;
3328166ec09SArd Biesheuvel u32 free_pages;
3338166ec09SArd Biesheuvel u32 get_memory_map;
3348166ec09SArd Biesheuvel u32 allocate_pool;
3358166ec09SArd Biesheuvel u32 free_pool;
3368166ec09SArd Biesheuvel u32 create_event;
3378166ec09SArd Biesheuvel u32 set_timer;
3388166ec09SArd Biesheuvel u32 wait_for_event;
3398166ec09SArd Biesheuvel u32 signal_event;
3408166ec09SArd Biesheuvel u32 close_event;
3418166ec09SArd Biesheuvel u32 check_event;
3428166ec09SArd Biesheuvel u32 install_protocol_interface;
3438166ec09SArd Biesheuvel u32 reinstall_protocol_interface;
3448166ec09SArd Biesheuvel u32 uninstall_protocol_interface;
3458166ec09SArd Biesheuvel u32 handle_protocol;
3468166ec09SArd Biesheuvel u32 __reserved;
3478166ec09SArd Biesheuvel u32 register_protocol_notify;
3488166ec09SArd Biesheuvel u32 locate_handle;
3498166ec09SArd Biesheuvel u32 locate_device_path;
3508166ec09SArd Biesheuvel u32 install_configuration_table;
3518166ec09SArd Biesheuvel u32 load_image;
3528166ec09SArd Biesheuvel u32 start_image;
3538166ec09SArd Biesheuvel u32 exit;
3548166ec09SArd Biesheuvel u32 unload_image;
3558166ec09SArd Biesheuvel u32 exit_boot_services;
3568166ec09SArd Biesheuvel u32 get_next_monotonic_count;
3578166ec09SArd Biesheuvel u32 stall;
3588166ec09SArd Biesheuvel u32 set_watchdog_timer;
3598166ec09SArd Biesheuvel u32 connect_controller;
3608166ec09SArd Biesheuvel u32 disconnect_controller;
3618166ec09SArd Biesheuvel u32 open_protocol;
3628166ec09SArd Biesheuvel u32 close_protocol;
3638166ec09SArd Biesheuvel u32 open_protocol_information;
3648166ec09SArd Biesheuvel u32 protocols_per_handle;
3658166ec09SArd Biesheuvel u32 locate_handle_buffer;
3668166ec09SArd Biesheuvel u32 locate_protocol;
3678166ec09SArd Biesheuvel u32 install_multiple_protocol_interfaces;
3688166ec09SArd Biesheuvel u32 uninstall_multiple_protocol_interfaces;
3698166ec09SArd Biesheuvel u32 calculate_crc32;
3708166ec09SArd Biesheuvel u32 copy_mem;
3718166ec09SArd Biesheuvel u32 set_mem;
3728166ec09SArd Biesheuvel u32 create_event_ex;
3738166ec09SArd Biesheuvel } mixed_mode;
3748166ec09SArd Biesheuvel };
3758166ec09SArd Biesheuvel
3763ba75c13SBaskov Evgeniy typedef enum {
3773ba75c13SBaskov Evgeniy EfiGcdMemoryTypeNonExistent,
3783ba75c13SBaskov Evgeniy EfiGcdMemoryTypeReserved,
3793ba75c13SBaskov Evgeniy EfiGcdMemoryTypeSystemMemory,
3803ba75c13SBaskov Evgeniy EfiGcdMemoryTypeMemoryMappedIo,
3813ba75c13SBaskov Evgeniy EfiGcdMemoryTypePersistent,
3823ba75c13SBaskov Evgeniy EfiGcdMemoryTypeMoreReliable,
3833ba75c13SBaskov Evgeniy EfiGcdMemoryTypeMaximum
3843ba75c13SBaskov Evgeniy } efi_gcd_memory_type_t;
3853ba75c13SBaskov Evgeniy
3863ba75c13SBaskov Evgeniy typedef struct {
3873ba75c13SBaskov Evgeniy efi_physical_addr_t base_address;
3883ba75c13SBaskov Evgeniy u64 length;
3893ba75c13SBaskov Evgeniy u64 capabilities;
3903ba75c13SBaskov Evgeniy u64 attributes;
3913ba75c13SBaskov Evgeniy efi_gcd_memory_type_t gcd_memory_type;
3923ba75c13SBaskov Evgeniy void *image_handle;
3933ba75c13SBaskov Evgeniy void *device_handle;
3943ba75c13SBaskov Evgeniy } efi_gcd_memory_space_desc_t;
3953ba75c13SBaskov Evgeniy
3963ba75c13SBaskov Evgeniy /*
3973ba75c13SBaskov Evgeniy * EFI DXE Services table
3983ba75c13SBaskov Evgeniy */
3993ba75c13SBaskov Evgeniy union efi_dxe_services_table {
4003ba75c13SBaskov Evgeniy struct {
4013ba75c13SBaskov Evgeniy efi_table_hdr_t hdr;
4023ba75c13SBaskov Evgeniy void *add_memory_space;
4033ba75c13SBaskov Evgeniy void *allocate_memory_space;
4043ba75c13SBaskov Evgeniy void *free_memory_space;
4053ba75c13SBaskov Evgeniy void *remove_memory_space;
4063ba75c13SBaskov Evgeniy efi_status_t (__efiapi *get_memory_space_descriptor)(efi_physical_addr_t,
4073ba75c13SBaskov Evgeniy efi_gcd_memory_space_desc_t *);
4083ba75c13SBaskov Evgeniy efi_status_t (__efiapi *set_memory_space_attributes)(efi_physical_addr_t,
4093ba75c13SBaskov Evgeniy u64, u64);
4103ba75c13SBaskov Evgeniy void *get_memory_space_map;
4113ba75c13SBaskov Evgeniy void *add_io_space;
4123ba75c13SBaskov Evgeniy void *allocate_io_space;
4133ba75c13SBaskov Evgeniy void *free_io_space;
4143ba75c13SBaskov Evgeniy void *remove_io_space;
4153ba75c13SBaskov Evgeniy void *get_io_space_descriptor;
4163ba75c13SBaskov Evgeniy void *get_io_space_map;
4173ba75c13SBaskov Evgeniy void *dispatch;
4183ba75c13SBaskov Evgeniy void *schedule;
4193ba75c13SBaskov Evgeniy void *trust;
4203ba75c13SBaskov Evgeniy void *process_firmware_volume;
4213ba75c13SBaskov Evgeniy void *set_memory_space_capabilities;
4223ba75c13SBaskov Evgeniy };
4233ba75c13SBaskov Evgeniy struct {
4243ba75c13SBaskov Evgeniy efi_table_hdr_t hdr;
4253ba75c13SBaskov Evgeniy u32 add_memory_space;
4263ba75c13SBaskov Evgeniy u32 allocate_memory_space;
4273ba75c13SBaskov Evgeniy u32 free_memory_space;
4283ba75c13SBaskov Evgeniy u32 remove_memory_space;
4293ba75c13SBaskov Evgeniy u32 get_memory_space_descriptor;
4303ba75c13SBaskov Evgeniy u32 set_memory_space_attributes;
4313ba75c13SBaskov Evgeniy u32 get_memory_space_map;
4323ba75c13SBaskov Evgeniy u32 add_io_space;
4333ba75c13SBaskov Evgeniy u32 allocate_io_space;
4343ba75c13SBaskov Evgeniy u32 free_io_space;
4353ba75c13SBaskov Evgeniy u32 remove_io_space;
4363ba75c13SBaskov Evgeniy u32 get_io_space_descriptor;
4373ba75c13SBaskov Evgeniy u32 get_io_space_map;
4383ba75c13SBaskov Evgeniy u32 dispatch;
4393ba75c13SBaskov Evgeniy u32 schedule;
4403ba75c13SBaskov Evgeniy u32 trust;
4413ba75c13SBaskov Evgeniy u32 process_firmware_volume;
4423ba75c13SBaskov Evgeniy u32 set_memory_space_capabilities;
4433ba75c13SBaskov Evgeniy } mixed_mode;
4443ba75c13SBaskov Evgeniy };
4453ba75c13SBaskov Evgeniy
44679729f26SEvgeniy Baskov typedef union efi_memory_attribute_protocol efi_memory_attribute_protocol_t;
44779729f26SEvgeniy Baskov
44879729f26SEvgeniy Baskov union efi_memory_attribute_protocol {
44979729f26SEvgeniy Baskov struct {
45079729f26SEvgeniy Baskov efi_status_t (__efiapi *get_memory_attributes)(
45179729f26SEvgeniy Baskov efi_memory_attribute_protocol_t *, efi_physical_addr_t, u64, u64 *);
45279729f26SEvgeniy Baskov
45379729f26SEvgeniy Baskov efi_status_t (__efiapi *set_memory_attributes)(
45479729f26SEvgeniy Baskov efi_memory_attribute_protocol_t *, efi_physical_addr_t, u64, u64);
45579729f26SEvgeniy Baskov
45679729f26SEvgeniy Baskov efi_status_t (__efiapi *clear_memory_attributes)(
45779729f26SEvgeniy Baskov efi_memory_attribute_protocol_t *, efi_physical_addr_t, u64, u64);
45879729f26SEvgeniy Baskov };
45979729f26SEvgeniy Baskov struct {
46079729f26SEvgeniy Baskov u32 get_memory_attributes;
46179729f26SEvgeniy Baskov u32 set_memory_attributes;
46279729f26SEvgeniy Baskov u32 clear_memory_attributes;
46379729f26SEvgeniy Baskov } mixed_mode;
46479729f26SEvgeniy Baskov };
46579729f26SEvgeniy Baskov
466c2d0b470SArd Biesheuvel typedef union efi_uga_draw_protocol efi_uga_draw_protocol_t;
467c2d0b470SArd Biesheuvel
468c2d0b470SArd Biesheuvel union efi_uga_draw_protocol {
469c2d0b470SArd Biesheuvel struct {
470c2d0b470SArd Biesheuvel efi_status_t (__efiapi *get_mode)(efi_uga_draw_protocol_t *,
471c2d0b470SArd Biesheuvel u32*, u32*, u32*, u32*);
472c2d0b470SArd Biesheuvel void *set_mode;
473c2d0b470SArd Biesheuvel void *blt;
474c2d0b470SArd Biesheuvel };
475c2d0b470SArd Biesheuvel struct {
476c2d0b470SArd Biesheuvel u32 get_mode;
477c2d0b470SArd Biesheuvel u32 set_mode;
478c2d0b470SArd Biesheuvel u32 blt;
479c2d0b470SArd Biesheuvel } mixed_mode;
480c2d0b470SArd Biesheuvel };
481c2d0b470SArd Biesheuvel
4829b47c527SArvind Sankar typedef struct {
4839b47c527SArvind Sankar u16 scan_code;
4849b47c527SArvind Sankar efi_char16_t unicode_char;
4859b47c527SArvind Sankar } efi_input_key_t;
4869b47c527SArvind Sankar
4879b47c527SArvind Sankar union efi_simple_text_input_protocol {
4889b47c527SArvind Sankar struct {
4899b47c527SArvind Sankar void *reset;
4909b47c527SArvind Sankar efi_status_t (__efiapi *read_keystroke)(efi_simple_text_input_protocol_t *,
4919b47c527SArvind Sankar efi_input_key_t *);
4929b47c527SArvind Sankar efi_event_t wait_for_key;
4939b47c527SArvind Sankar };
4949b47c527SArvind Sankar struct {
4959b47c527SArvind Sankar u32 reset;
4969b47c527SArvind Sankar u32 read_keystroke;
4979b47c527SArvind Sankar u32 wait_for_key;
4989b47c527SArvind Sankar } mixed_mode;
4999b47c527SArvind Sankar };
5009b47c527SArvind Sankar
50114c574f3SArvind Sankar efi_status_t efi_wait_for_key(unsigned long usec, efi_input_key_t *key);
50214c574f3SArvind Sankar
5038166ec09SArd Biesheuvel union efi_simple_text_output_protocol {
5048166ec09SArd Biesheuvel struct {
5058166ec09SArd Biesheuvel void *reset;
5068166ec09SArd Biesheuvel efi_status_t (__efiapi *output_string)(efi_simple_text_output_protocol_t *,
5078166ec09SArd Biesheuvel efi_char16_t *);
5088166ec09SArd Biesheuvel void *test_string;
5098166ec09SArd Biesheuvel };
5108166ec09SArd Biesheuvel struct {
5118166ec09SArd Biesheuvel u32 reset;
5128166ec09SArd Biesheuvel u32 output_string;
5138166ec09SArd Biesheuvel u32 test_string;
5148166ec09SArd Biesheuvel } mixed_mode;
5158166ec09SArd Biesheuvel };
5168166ec09SArd Biesheuvel
5178166ec09SArd Biesheuvel #define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0
5188166ec09SArd Biesheuvel #define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1
5198166ec09SArd Biesheuvel #define PIXEL_BIT_MASK 2
5208166ec09SArd Biesheuvel #define PIXEL_BLT_ONLY 3
5218166ec09SArd Biesheuvel #define PIXEL_FORMAT_MAX 4
5228166ec09SArd Biesheuvel
5238166ec09SArd Biesheuvel typedef struct {
5248166ec09SArd Biesheuvel u32 red_mask;
5258166ec09SArd Biesheuvel u32 green_mask;
5268166ec09SArd Biesheuvel u32 blue_mask;
5278166ec09SArd Biesheuvel u32 reserved_mask;
5288166ec09SArd Biesheuvel } efi_pixel_bitmask_t;
5298166ec09SArd Biesheuvel
5308166ec09SArd Biesheuvel typedef struct {
5318166ec09SArd Biesheuvel u32 version;
5328166ec09SArd Biesheuvel u32 horizontal_resolution;
5338166ec09SArd Biesheuvel u32 vertical_resolution;
5348166ec09SArd Biesheuvel int pixel_format;
5358166ec09SArd Biesheuvel efi_pixel_bitmask_t pixel_information;
5368166ec09SArd Biesheuvel u32 pixels_per_scan_line;
5378166ec09SArd Biesheuvel } efi_graphics_output_mode_info_t;
5388166ec09SArd Biesheuvel
5398166ec09SArd Biesheuvel typedef union efi_graphics_output_protocol_mode efi_graphics_output_protocol_mode_t;
5408166ec09SArd Biesheuvel
5418166ec09SArd Biesheuvel union efi_graphics_output_protocol_mode {
5428166ec09SArd Biesheuvel struct {
5438166ec09SArd Biesheuvel u32 max_mode;
5448166ec09SArd Biesheuvel u32 mode;
5458166ec09SArd Biesheuvel efi_graphics_output_mode_info_t *info;
5468166ec09SArd Biesheuvel unsigned long size_of_info;
5478166ec09SArd Biesheuvel efi_physical_addr_t frame_buffer_base;
5488166ec09SArd Biesheuvel unsigned long frame_buffer_size;
5498166ec09SArd Biesheuvel };
5508166ec09SArd Biesheuvel struct {
5518166ec09SArd Biesheuvel u32 max_mode;
5528166ec09SArd Biesheuvel u32 mode;
5538166ec09SArd Biesheuvel u32 info;
5548166ec09SArd Biesheuvel u32 size_of_info;
5558166ec09SArd Biesheuvel u64 frame_buffer_base;
5568166ec09SArd Biesheuvel u32 frame_buffer_size;
5578166ec09SArd Biesheuvel } mixed_mode;
5588166ec09SArd Biesheuvel };
5598166ec09SArd Biesheuvel
5608166ec09SArd Biesheuvel typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t;
5618166ec09SArd Biesheuvel
5628166ec09SArd Biesheuvel union efi_graphics_output_protocol {
5638166ec09SArd Biesheuvel struct {
564b4b89a02SArvind Sankar efi_status_t (__efiapi *query_mode)(efi_graphics_output_protocol_t *,
565b4b89a02SArvind Sankar u32, unsigned long *,
566b4b89a02SArvind Sankar efi_graphics_output_mode_info_t **);
567b4b89a02SArvind Sankar efi_status_t (__efiapi *set_mode) (efi_graphics_output_protocol_t *, u32);
5688166ec09SArd Biesheuvel void *blt;
5698166ec09SArd Biesheuvel efi_graphics_output_protocol_mode_t *mode;
5708166ec09SArd Biesheuvel };
5718166ec09SArd Biesheuvel struct {
5728166ec09SArd Biesheuvel u32 query_mode;
5738166ec09SArd Biesheuvel u32 set_mode;
5748166ec09SArd Biesheuvel u32 blt;
5758166ec09SArd Biesheuvel u32 mode;
5768166ec09SArd Biesheuvel } mixed_mode;
5778166ec09SArd Biesheuvel };
5788166ec09SArd Biesheuvel
579f7b85b33SArd Biesheuvel typedef union {
580f7b85b33SArd Biesheuvel struct {
581a46a290aSArd Biesheuvel u32 revision;
582a46a290aSArd Biesheuvel efi_handle_t parent_handle;
583a46a290aSArd Biesheuvel efi_system_table_t *system_table;
584a46a290aSArd Biesheuvel efi_handle_t device_handle;
585a46a290aSArd Biesheuvel void *file_path;
586a46a290aSArd Biesheuvel void *reserved;
587a46a290aSArd Biesheuvel u32 load_options_size;
588a46a290aSArd Biesheuvel void *load_options;
589a46a290aSArd Biesheuvel void *image_base;
590a46a290aSArd Biesheuvel __aligned_u64 image_size;
591a46a290aSArd Biesheuvel unsigned int image_code_type;
592a46a290aSArd Biesheuvel unsigned int image_data_type;
593a46a290aSArd Biesheuvel efi_status_t (__efiapi *unload)(efi_handle_t image_handle);
594f7b85b33SArd Biesheuvel };
595f7b85b33SArd Biesheuvel struct {
596f7b85b33SArd Biesheuvel u32 revision;
597f7b85b33SArd Biesheuvel u32 parent_handle;
598f7b85b33SArd Biesheuvel u32 system_table;
599f7b85b33SArd Biesheuvel u32 device_handle;
600f7b85b33SArd Biesheuvel u32 file_path;
601f7b85b33SArd Biesheuvel u32 reserved;
602f7b85b33SArd Biesheuvel u32 load_options_size;
603f7b85b33SArd Biesheuvel u32 load_options;
604f7b85b33SArd Biesheuvel u32 image_base;
605f7b85b33SArd Biesheuvel __aligned_u64 image_size;
606f7b85b33SArd Biesheuvel u32 image_code_type;
607f7b85b33SArd Biesheuvel u32 image_data_type;
608f7b85b33SArd Biesheuvel u32 unload;
609f7b85b33SArd Biesheuvel } mixed_mode;
610a46a290aSArd Biesheuvel } efi_loaded_image_t;
611a46a290aSArd Biesheuvel
612a46a290aSArd Biesheuvel typedef struct {
613a46a290aSArd Biesheuvel u64 size;
614a46a290aSArd Biesheuvel u64 file_size;
615a46a290aSArd Biesheuvel u64 phys_size;
616a46a290aSArd Biesheuvel efi_time_t create_time;
617a46a290aSArd Biesheuvel efi_time_t last_access_time;
618a46a290aSArd Biesheuvel efi_time_t modification_time;
619a46a290aSArd Biesheuvel __aligned_u64 attribute;
6209302c1bbSArd Biesheuvel efi_char16_t filename[];
621a46a290aSArd Biesheuvel } efi_file_info_t;
622a46a290aSArd Biesheuvel
623f8a31244SArd Biesheuvel typedef union efi_file_protocol efi_file_protocol_t;
624a46a290aSArd Biesheuvel
625f8a31244SArd Biesheuvel union efi_file_protocol {
626f8a31244SArd Biesheuvel struct {
627a46a290aSArd Biesheuvel u64 revision;
628a46a290aSArd Biesheuvel efi_status_t (__efiapi *open) (efi_file_protocol_t *,
629a46a290aSArd Biesheuvel efi_file_protocol_t **,
630f8a31244SArd Biesheuvel efi_char16_t *, u64,
631f8a31244SArd Biesheuvel u64);
632a46a290aSArd Biesheuvel efi_status_t (__efiapi *close) (efi_file_protocol_t *);
633a46a290aSArd Biesheuvel efi_status_t (__efiapi *delete) (efi_file_protocol_t *);
634a46a290aSArd Biesheuvel efi_status_t (__efiapi *read) (efi_file_protocol_t *,
635f8a31244SArd Biesheuvel unsigned long *,
636f8a31244SArd Biesheuvel void *);
637a46a290aSArd Biesheuvel efi_status_t (__efiapi *write) (efi_file_protocol_t *,
638a46a290aSArd Biesheuvel unsigned long, void *);
639f8a31244SArd Biesheuvel efi_status_t (__efiapi *get_position)(efi_file_protocol_t *,
640f8a31244SArd Biesheuvel u64 *);
641f8a31244SArd Biesheuvel efi_status_t (__efiapi *set_position)(efi_file_protocol_t *,
642f8a31244SArd Biesheuvel u64);
643a46a290aSArd Biesheuvel efi_status_t (__efiapi *get_info) (efi_file_protocol_t *,
644f8a31244SArd Biesheuvel efi_guid_t *,
645f8a31244SArd Biesheuvel unsigned long *,
646a46a290aSArd Biesheuvel void *);
647a46a290aSArd Biesheuvel efi_status_t (__efiapi *set_info) (efi_file_protocol_t *,
648f8a31244SArd Biesheuvel efi_guid_t *,
649f8a31244SArd Biesheuvel unsigned long,
650a46a290aSArd Biesheuvel void *);
651a46a290aSArd Biesheuvel efi_status_t (__efiapi *flush) (efi_file_protocol_t *);
652a46a290aSArd Biesheuvel };
653f8a31244SArd Biesheuvel struct {
654a46a290aSArd Biesheuvel u64 revision;
655f8a31244SArd Biesheuvel u32 open;
656f8a31244SArd Biesheuvel u32 close;
657f8a31244SArd Biesheuvel u32 delete;
658f8a31244SArd Biesheuvel u32 read;
659f8a31244SArd Biesheuvel u32 write;
660f8a31244SArd Biesheuvel u32 get_position;
661f8a31244SArd Biesheuvel u32 set_position;
662f8a31244SArd Biesheuvel u32 get_info;
663f8a31244SArd Biesheuvel u32 set_info;
664f8a31244SArd Biesheuvel u32 flush;
665f8a31244SArd Biesheuvel } mixed_mode;
666f8a31244SArd Biesheuvel };
667f8a31244SArd Biesheuvel
668f8a31244SArd Biesheuvel typedef union efi_simple_file_system_protocol efi_simple_file_system_protocol_t;
669f8a31244SArd Biesheuvel
670f8a31244SArd Biesheuvel union efi_simple_file_system_protocol {
671f8a31244SArd Biesheuvel struct {
672f8a31244SArd Biesheuvel u64 revision;
673f8a31244SArd Biesheuvel efi_status_t (__efiapi *open_volume)(efi_simple_file_system_protocol_t *,
674a46a290aSArd Biesheuvel efi_file_protocol_t **);
675a46a290aSArd Biesheuvel };
676f8a31244SArd Biesheuvel struct {
677f8a31244SArd Biesheuvel u64 revision;
678f8a31244SArd Biesheuvel u32 open_volume;
679f8a31244SArd Biesheuvel } mixed_mode;
680f8a31244SArd Biesheuvel };
681a46a290aSArd Biesheuvel
682a46a290aSArd Biesheuvel #define EFI_FILE_MODE_READ 0x0000000000000001
683a46a290aSArd Biesheuvel #define EFI_FILE_MODE_WRITE 0x0000000000000002
684a46a290aSArd Biesheuvel #define EFI_FILE_MODE_CREATE 0x8000000000000000
685a46a290aSArd Biesheuvel
6868166ec09SArd Biesheuvel typedef enum {
6878166ec09SArd Biesheuvel EfiPciIoWidthUint8,
6888166ec09SArd Biesheuvel EfiPciIoWidthUint16,
6898166ec09SArd Biesheuvel EfiPciIoWidthUint32,
6908166ec09SArd Biesheuvel EfiPciIoWidthUint64,
6918166ec09SArd Biesheuvel EfiPciIoWidthFifoUint8,
6928166ec09SArd Biesheuvel EfiPciIoWidthFifoUint16,
6938166ec09SArd Biesheuvel EfiPciIoWidthFifoUint32,
6948166ec09SArd Biesheuvel EfiPciIoWidthFifoUint64,
6958166ec09SArd Biesheuvel EfiPciIoWidthFillUint8,
6968166ec09SArd Biesheuvel EfiPciIoWidthFillUint16,
6978166ec09SArd Biesheuvel EfiPciIoWidthFillUint32,
6988166ec09SArd Biesheuvel EfiPciIoWidthFillUint64,
6998166ec09SArd Biesheuvel EfiPciIoWidthMaximum
7008166ec09SArd Biesheuvel } EFI_PCI_IO_PROTOCOL_WIDTH;
7018166ec09SArd Biesheuvel
7028166ec09SArd Biesheuvel typedef enum {
7038166ec09SArd Biesheuvel EfiPciIoAttributeOperationGet,
7048166ec09SArd Biesheuvel EfiPciIoAttributeOperationSet,
7058166ec09SArd Biesheuvel EfiPciIoAttributeOperationEnable,
7068166ec09SArd Biesheuvel EfiPciIoAttributeOperationDisable,
7078166ec09SArd Biesheuvel EfiPciIoAttributeOperationSupported,
7088166ec09SArd Biesheuvel EfiPciIoAttributeOperationMaximum
7098166ec09SArd Biesheuvel } EFI_PCI_IO_PROTOCOL_ATTRIBUTE_OPERATION;
7108166ec09SArd Biesheuvel
7118166ec09SArd Biesheuvel typedef struct {
7128166ec09SArd Biesheuvel u32 read;
7138166ec09SArd Biesheuvel u32 write;
7148166ec09SArd Biesheuvel } efi_pci_io_protocol_access_32_t;
7158166ec09SArd Biesheuvel
7168166ec09SArd Biesheuvel typedef union efi_pci_io_protocol efi_pci_io_protocol_t;
7178166ec09SArd Biesheuvel
7188166ec09SArd Biesheuvel typedef
7198166ec09SArd Biesheuvel efi_status_t (__efiapi *efi_pci_io_protocol_cfg_t)(efi_pci_io_protocol_t *,
7208166ec09SArd Biesheuvel EFI_PCI_IO_PROTOCOL_WIDTH,
7218166ec09SArd Biesheuvel u32 offset,
7228166ec09SArd Biesheuvel unsigned long count,
7238166ec09SArd Biesheuvel void *buffer);
7248166ec09SArd Biesheuvel
7258166ec09SArd Biesheuvel typedef struct {
7268166ec09SArd Biesheuvel void *read;
7278166ec09SArd Biesheuvel void *write;
7288166ec09SArd Biesheuvel } efi_pci_io_protocol_access_t;
7298166ec09SArd Biesheuvel
7308166ec09SArd Biesheuvel typedef struct {
7318166ec09SArd Biesheuvel efi_pci_io_protocol_cfg_t read;
7328166ec09SArd Biesheuvel efi_pci_io_protocol_cfg_t write;
7338166ec09SArd Biesheuvel } efi_pci_io_protocol_config_access_t;
7348166ec09SArd Biesheuvel
7358166ec09SArd Biesheuvel union efi_pci_io_protocol {
7368166ec09SArd Biesheuvel struct {
7378166ec09SArd Biesheuvel void *poll_mem;
7388166ec09SArd Biesheuvel void *poll_io;
7398166ec09SArd Biesheuvel efi_pci_io_protocol_access_t mem;
7408166ec09SArd Biesheuvel efi_pci_io_protocol_access_t io;
7418166ec09SArd Biesheuvel efi_pci_io_protocol_config_access_t pci;
7428166ec09SArd Biesheuvel void *copy_mem;
7438166ec09SArd Biesheuvel void *map;
7448166ec09SArd Biesheuvel void *unmap;
7458166ec09SArd Biesheuvel void *allocate_buffer;
7468166ec09SArd Biesheuvel void *free_buffer;
7478166ec09SArd Biesheuvel void *flush;
7488166ec09SArd Biesheuvel efi_status_t (__efiapi *get_location)(efi_pci_io_protocol_t *,
7498166ec09SArd Biesheuvel unsigned long *segment_nr,
7508166ec09SArd Biesheuvel unsigned long *bus_nr,
7518166ec09SArd Biesheuvel unsigned long *device_nr,
7528166ec09SArd Biesheuvel unsigned long *func_nr);
7538166ec09SArd Biesheuvel void *attributes;
7548166ec09SArd Biesheuvel void *get_bar_attributes;
7558166ec09SArd Biesheuvel void *set_bar_attributes;
7568166ec09SArd Biesheuvel uint64_t romsize;
7578166ec09SArd Biesheuvel void *romimage;
7588166ec09SArd Biesheuvel };
7598166ec09SArd Biesheuvel struct {
7608166ec09SArd Biesheuvel u32 poll_mem;
7618166ec09SArd Biesheuvel u32 poll_io;
7628166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t mem;
7638166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t io;
7648166ec09SArd Biesheuvel efi_pci_io_protocol_access_32_t pci;
7658166ec09SArd Biesheuvel u32 copy_mem;
7668166ec09SArd Biesheuvel u32 map;
7678166ec09SArd Biesheuvel u32 unmap;
7688166ec09SArd Biesheuvel u32 allocate_buffer;
7698166ec09SArd Biesheuvel u32 free_buffer;
7708166ec09SArd Biesheuvel u32 flush;
7718166ec09SArd Biesheuvel u32 get_location;
7728166ec09SArd Biesheuvel u32 attributes;
7738166ec09SArd Biesheuvel u32 get_bar_attributes;
7748166ec09SArd Biesheuvel u32 set_bar_attributes;
7758166ec09SArd Biesheuvel u64 romsize;
7768166ec09SArd Biesheuvel u32 romimage;
7778166ec09SArd Biesheuvel } mixed_mode;
7788166ec09SArd Biesheuvel };
7798166ec09SArd Biesheuvel
7808166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001
7818166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002
7828166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO 0x0004
7838166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY 0x0008
7848166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_IO 0x0010
7858166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO 0x0020
7868166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IDE_SECONDARY_IO 0x0040
7878166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_WRITE_COMBINE 0x0080
7888166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_IO 0x0100
7898166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY 0x0200
7908166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_BUS_MASTER 0x0400
7918166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_CACHED 0x0800
7928166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_MEMORY_DISABLE 0x1000
7938166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE 0x2000
7948166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM 0x4000
7958166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_DUAL_ADDRESS_CYCLE 0x8000
7968166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 0x10000
7978166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 0x20000
7988166ec09SArd Biesheuvel #define EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 0x40000
7998166ec09SArd Biesheuvel
8008166ec09SArd Biesheuvel struct efi_dev_path;
8018166ec09SArd Biesheuvel
8028166ec09SArd Biesheuvel typedef union apple_properties_protocol apple_properties_protocol_t;
8038166ec09SArd Biesheuvel
8048166ec09SArd Biesheuvel union apple_properties_protocol {
8058166ec09SArd Biesheuvel struct {
8068166ec09SArd Biesheuvel unsigned long version;
8078166ec09SArd Biesheuvel efi_status_t (__efiapi *get)(apple_properties_protocol_t *,
8088166ec09SArd Biesheuvel struct efi_dev_path *,
8098166ec09SArd Biesheuvel efi_char16_t *, void *, u32 *);
8108166ec09SArd Biesheuvel efi_status_t (__efiapi *set)(apple_properties_protocol_t *,
8118166ec09SArd Biesheuvel struct efi_dev_path *,
8128166ec09SArd Biesheuvel efi_char16_t *, void *, u32);
8138166ec09SArd Biesheuvel efi_status_t (__efiapi *del)(apple_properties_protocol_t *,
8148166ec09SArd Biesheuvel struct efi_dev_path *,
8158166ec09SArd Biesheuvel efi_char16_t *);
8168166ec09SArd Biesheuvel efi_status_t (__efiapi *get_all)(apple_properties_protocol_t *,
8178166ec09SArd Biesheuvel void *buffer, u32 *);
8188166ec09SArd Biesheuvel };
8198166ec09SArd Biesheuvel struct {
8208166ec09SArd Biesheuvel u32 version;
8218166ec09SArd Biesheuvel u32 get;
8228166ec09SArd Biesheuvel u32 set;
8238166ec09SArd Biesheuvel u32 del;
8248166ec09SArd Biesheuvel u32 get_all;
8258166ec09SArd Biesheuvel } mixed_mode;
8268166ec09SArd Biesheuvel };
8278166ec09SArd Biesheuvel
8288166ec09SArd Biesheuvel typedef u32 efi_tcg2_event_log_format;
8298166ec09SArd Biesheuvel
8304da87c51SArd Biesheuvel #define INITRD_EVENT_TAG_ID 0x8F3B22ECU
83171c7adc9SIlias Apalodimas #define LOAD_OPTIONS_EVENT_TAG_ID 0x8F3B22EDU
8324da87c51SArd Biesheuvel #define EV_EVENT_TAG 0x00000006U
8334da87c51SArd Biesheuvel #define EFI_TCG2_EVENT_HEADER_VERSION 0x1
8344da87c51SArd Biesheuvel
8354da87c51SArd Biesheuvel struct efi_tcg2_event {
8364da87c51SArd Biesheuvel u32 event_size;
8374da87c51SArd Biesheuvel struct {
8384da87c51SArd Biesheuvel u32 header_size;
8394da87c51SArd Biesheuvel u16 header_version;
8404da87c51SArd Biesheuvel u32 pcr_index;
8414da87c51SArd Biesheuvel u32 event_type;
8424da87c51SArd Biesheuvel } __packed event_header;
8434da87c51SArd Biesheuvel /* u8[] event follows here */
8444da87c51SArd Biesheuvel } __packed;
8454da87c51SArd Biesheuvel
8464da87c51SArd Biesheuvel struct efi_tcg2_tagged_event {
8474da87c51SArd Biesheuvel u32 tagged_event_id;
8484da87c51SArd Biesheuvel u32 tagged_event_data_size;
8494da87c51SArd Biesheuvel /* u8 tagged event data follows here */
8504da87c51SArd Biesheuvel } __packed;
8514da87c51SArd Biesheuvel
8524da87c51SArd Biesheuvel typedef struct efi_tcg2_event efi_tcg2_event_t;
8534da87c51SArd Biesheuvel typedef struct efi_tcg2_tagged_event efi_tcg2_tagged_event_t;
8548166ec09SArd Biesheuvel typedef union efi_tcg2_protocol efi_tcg2_protocol_t;
8558166ec09SArd Biesheuvel
8568166ec09SArd Biesheuvel union efi_tcg2_protocol {
8578166ec09SArd Biesheuvel struct {
8588166ec09SArd Biesheuvel void *get_capability;
859cdec91c0SArd Biesheuvel efi_status_t (__efiapi *get_event_log)(efi_tcg2_protocol_t *,
8608166ec09SArd Biesheuvel efi_tcg2_event_log_format,
8618166ec09SArd Biesheuvel efi_physical_addr_t *,
8628166ec09SArd Biesheuvel efi_physical_addr_t *,
8638166ec09SArd Biesheuvel efi_bool_t *);
8644da87c51SArd Biesheuvel efi_status_t (__efiapi *hash_log_extend_event)(efi_tcg2_protocol_t *,
8654da87c51SArd Biesheuvel u64,
8664da87c51SArd Biesheuvel efi_physical_addr_t,
8674da87c51SArd Biesheuvel u64,
8684da87c51SArd Biesheuvel const efi_tcg2_event_t *);
8698166ec09SArd Biesheuvel void *submit_command;
8708166ec09SArd Biesheuvel void *get_active_pcr_banks;
8718166ec09SArd Biesheuvel void *set_active_pcr_banks;
8728166ec09SArd Biesheuvel void *get_result_of_set_active_pcr_banks;
8738166ec09SArd Biesheuvel };
8748166ec09SArd Biesheuvel struct {
8758166ec09SArd Biesheuvel u32 get_capability;
8768166ec09SArd Biesheuvel u32 get_event_log;
8778166ec09SArd Biesheuvel u32 hash_log_extend_event;
8788166ec09SArd Biesheuvel u32 submit_command;
8798166ec09SArd Biesheuvel u32 get_active_pcr_banks;
8808166ec09SArd Biesheuvel u32 set_active_pcr_banks;
8818166ec09SArd Biesheuvel u32 get_result_of_set_active_pcr_banks;
8828166ec09SArd Biesheuvel } mixed_mode;
8838166ec09SArd Biesheuvel };
8848166ec09SArd Biesheuvel
8853f68e695SSunil V L struct riscv_efi_boot_protocol {
8863f68e695SSunil V L u64 revision;
8873f68e695SSunil V L
8883f68e695SSunil V L efi_status_t (__efiapi *get_boot_hartid)(struct riscv_efi_boot_protocol *,
8893f68e695SSunil V L unsigned long *boot_hartid);
8903f68e695SSunil V L };
8913f68e695SSunil V L
8922931d526SArd Biesheuvel typedef union efi_load_file_protocol efi_load_file_protocol_t;
8932931d526SArd Biesheuvel typedef union efi_load_file_protocol efi_load_file2_protocol_t;
8942931d526SArd Biesheuvel
8952931d526SArd Biesheuvel union efi_load_file_protocol {
8962931d526SArd Biesheuvel struct {
8972931d526SArd Biesheuvel efi_status_t (__efiapi *load_file)(efi_load_file_protocol_t *,
8982931d526SArd Biesheuvel efi_device_path_protocol_t *,
8992931d526SArd Biesheuvel bool, unsigned long *, void *);
9002931d526SArd Biesheuvel };
9012931d526SArd Biesheuvel struct {
9022931d526SArd Biesheuvel u32 load_file;
9032931d526SArd Biesheuvel } mixed_mode;
9042931d526SArd Biesheuvel };
9052931d526SArd Biesheuvel
9064a568ce2SArvind Sankar typedef struct {
9074a568ce2SArvind Sankar u32 attributes;
9084a568ce2SArvind Sankar u16 file_path_list_length;
9094a568ce2SArvind Sankar u8 variable_data[];
9104a568ce2SArvind Sankar // efi_char16_t description[];
9114a568ce2SArvind Sankar // efi_device_path_protocol_t file_path_list[];
9124a568ce2SArvind Sankar // u8 optional_data[];
9134a568ce2SArvind Sankar } __packed efi_load_option_t;
9144a568ce2SArvind Sankar
9154a568ce2SArvind Sankar #define EFI_LOAD_OPTION_ACTIVE 0x0001U
9164a568ce2SArvind Sankar #define EFI_LOAD_OPTION_FORCE_RECONNECT 0x0002U
9174a568ce2SArvind Sankar #define EFI_LOAD_OPTION_HIDDEN 0x0008U
9184a568ce2SArvind Sankar #define EFI_LOAD_OPTION_CATEGORY 0x1f00U
9194a568ce2SArvind Sankar #define EFI_LOAD_OPTION_CATEGORY_BOOT 0x0000U
9204a568ce2SArvind Sankar #define EFI_LOAD_OPTION_CATEGORY_APP 0x0100U
9214a568ce2SArvind Sankar
9224a568ce2SArvind Sankar #define EFI_LOAD_OPTION_BOOT_MASK \
9234a568ce2SArvind Sankar (EFI_LOAD_OPTION_ACTIVE|EFI_LOAD_OPTION_HIDDEN|EFI_LOAD_OPTION_CATEGORY)
9244a568ce2SArvind Sankar #define EFI_LOAD_OPTION_MASK (EFI_LOAD_OPTION_FORCE_RECONNECT|EFI_LOAD_OPTION_BOOT_MASK)
9254a568ce2SArvind Sankar
9264a568ce2SArvind Sankar typedef struct {
9274a568ce2SArvind Sankar u32 attributes;
9284a568ce2SArvind Sankar u16 file_path_list_length;
9294a568ce2SArvind Sankar const efi_char16_t *description;
9304a568ce2SArvind Sankar const efi_device_path_protocol_t *file_path_list;
931a241d94bSArd Biesheuvel u32 optional_data_size;
9324a568ce2SArvind Sankar const void *optional_data;
9334a568ce2SArvind Sankar } efi_load_option_unpacked_t;
9344a568ce2SArvind Sankar
9358166ec09SArd Biesheuvel void efi_pci_disable_bridge_busmaster(void);
9368166ec09SArd Biesheuvel
9378166ec09SArd Biesheuvel typedef efi_status_t (*efi_exit_boot_map_processing)(
9388166ec09SArd Biesheuvel struct efi_boot_memmap *map,
9398166ec09SArd Biesheuvel void *priv);
9408166ec09SArd Biesheuvel
941eab31265SArd Biesheuvel efi_status_t efi_exit_boot_services(void *handle, void *priv,
9428166ec09SArd Biesheuvel efi_exit_boot_map_processing priv_func);
9438166ec09SArd Biesheuvel
9444fc8e738SArd Biesheuvel efi_status_t efi_boot_kernel(void *handle, efi_loaded_image_t *image,
9454fc8e738SArd Biesheuvel unsigned long kernel_addr, char *cmdline_ptr);
9468166ec09SArd Biesheuvel
9478166ec09SArd Biesheuvel void *get_fdt(unsigned long *fdt_size);
9488166ec09SArd Biesheuvel
949f80d2604SArd Biesheuvel efi_status_t efi_alloc_virtmap(efi_memory_desc_t **virtmap,
950f80d2604SArd Biesheuvel unsigned long *desc_size, u32 *desc_ver);
9518166ec09SArd Biesheuvel void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
9528166ec09SArd Biesheuvel unsigned long desc_size, efi_memory_desc_t *runtime_map,
9538166ec09SArd Biesheuvel int *count);
9548166ec09SArd Biesheuvel
9558166ec09SArd Biesheuvel efi_status_t efi_get_random_bytes(unsigned long size, u8 *out);
9568166ec09SArd Biesheuvel
9578166ec09SArd Biesheuvel efi_status_t efi_random_alloc(unsigned long size, unsigned long align,
9589cf42bcaSArd Biesheuvel unsigned long *addr, unsigned long random_seed,
9590e7ca435SArd Biesheuvel int memory_type, unsigned long alloc_min,
9600e7ca435SArd Biesheuvel unsigned long alloc_max);
9618166ec09SArd Biesheuvel
962196dff27SArd Biesheuvel efi_status_t efi_random_get_seed(void);
963196dff27SArd Biesheuvel
9648166ec09SArd Biesheuvel efi_status_t check_platform_features(void);
9658166ec09SArd Biesheuvel
9668166ec09SArd Biesheuvel void *get_efi_config_table(efi_guid_t guid);
9678166ec09SArd Biesheuvel
968cb8c90a0SArvind Sankar /* NOTE: These functions do not print a trailing newline after the string */
969cb8c90a0SArvind Sankar void efi_char16_puts(efi_char16_t *);
970cb8c90a0SArvind Sankar void efi_puts(const char *str);
9718166ec09SArd Biesheuvel
9722c7d1e30SArvind Sankar __printf(1, 2) int efi_printk(char const *fmt, ...);
9738166ec09SArd Biesheuvel
9748166ec09SArd Biesheuvel void efi_free(unsigned long size, unsigned long addr);
9758166ec09SArd Biesheuvel
976a241d94bSArd Biesheuvel void efi_apply_loadoptions_quirk(const void **load_options, u32 *load_options_size);
9774a568ce2SArvind Sankar
97827cd5511SArd Biesheuvel char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len);
9798166ec09SArd Biesheuvel
980171539f5SArd Biesheuvel efi_status_t efi_get_memory_map(struct efi_boot_memmap **map,
981171539f5SArd Biesheuvel bool install_cfg_tbl);
9828166ec09SArd Biesheuvel
9838166ec09SArd Biesheuvel efi_status_t efi_allocate_pages(unsigned long size, unsigned long *addr,
9848166ec09SArd Biesheuvel unsigned long max);
9858166ec09SArd Biesheuvel
98643b1df0eSArd Biesheuvel efi_status_t efi_allocate_pages_aligned(unsigned long size, unsigned long *addr,
9879cf42bcaSArd Biesheuvel unsigned long max, unsigned long align,
9889cf42bcaSArd Biesheuvel int memory_type);
98943b1df0eSArd Biesheuvel
9901a895dbfSArd Biesheuvel efi_status_t efi_low_alloc_above(unsigned long size, unsigned long align,
9911a895dbfSArd Biesheuvel unsigned long *addr, unsigned long min);
9921a895dbfSArd Biesheuvel
9938166ec09SArd Biesheuvel efi_status_t efi_relocate_kernel(unsigned long *image_addr,
9948166ec09SArd Biesheuvel unsigned long image_size,
9958166ec09SArd Biesheuvel unsigned long alloc_size,
9968166ec09SArd Biesheuvel unsigned long preferred_addr,
9978166ec09SArd Biesheuvel unsigned long alignment,
9988166ec09SArd Biesheuvel unsigned long min_addr);
9998166ec09SArd Biesheuvel
10008166ec09SArd Biesheuvel efi_status_t efi_parse_options(char const *cmdline);
10018166ec09SArd Biesheuvel
1002fffb6804SArvind Sankar void efi_parse_option_graphics(char *option);
1003fffb6804SArvind Sankar
10048166ec09SArd Biesheuvel efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto,
10058166ec09SArd Biesheuvel unsigned long size);
10068166ec09SArd Biesheuvel
1007cf6b8366SArd Biesheuvel efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
1008cf6b8366SArd Biesheuvel const efi_char16_t *optstr,
1009cf6b8366SArd Biesheuvel int optstr_size,
1010cf6b8366SArd Biesheuvel unsigned long soft_limit,
1011cf6b8366SArd Biesheuvel unsigned long hard_limit,
10129302c1bbSArd Biesheuvel unsigned long *load_addr,
10139302c1bbSArd Biesheuvel unsigned long *load_size);
10149302c1bbSArd Biesheuvel
1015cf6b8366SArd Biesheuvel
efi_load_dtb(efi_loaded_image_t * image,unsigned long * load_addr,unsigned long * load_size)1016cf6b8366SArd Biesheuvel static inline efi_status_t efi_load_dtb(efi_loaded_image_t *image,
1017cf6b8366SArd Biesheuvel unsigned long *load_addr,
1018cf6b8366SArd Biesheuvel unsigned long *load_size)
1019cf6b8366SArd Biesheuvel {
1020cf6b8366SArd Biesheuvel return handle_cmdline_files(image, L"dtb=", sizeof(L"dtb=") - 2,
1021cf6b8366SArd Biesheuvel ULONG_MAX, ULONG_MAX, load_addr, load_size);
1022cf6b8366SArd Biesheuvel }
1023cf6b8366SArd Biesheuvel
1024f61900fdSArvind Sankar efi_status_t efi_load_initrd(efi_loaded_image_t *image,
102531f5e546SArd Biesheuvel unsigned long soft_limit,
1026f4dc7fffSArd Biesheuvel unsigned long hard_limit,
1027f4dc7fffSArd Biesheuvel const struct linux_efi_initrd **out);
10283230d95cSAtish Patra /*
10293230d95cSAtish Patra * This function handles the architcture specific differences between arm and
10303230d95cSAtish Patra * arm64 regarding where the kernel image must be loaded and any memory that
10313230d95cSAtish Patra * must be reserved. On failure it is required to free all
10323230d95cSAtish Patra * all allocations it has made.
10333230d95cSAtish Patra */
10343230d95cSAtish Patra efi_status_t handle_kernel_image(unsigned long *image_addr,
10353230d95cSAtish Patra unsigned long *image_size,
10363230d95cSAtish Patra unsigned long *reserve_addr,
10373230d95cSAtish Patra unsigned long *reserve_size,
1038416a9f84SArd Biesheuvel efi_loaded_image_t *image,
1039416a9f84SArd Biesheuvel efi_handle_t image_handle);
10403230d95cSAtish Patra
104142c8ea3dSArd Biesheuvel /* shared entrypoint between the normal stub and the zboot stub */
104242c8ea3dSArd Biesheuvel efi_status_t efi_stub_common(efi_handle_t handle,
104342c8ea3dSArd Biesheuvel efi_loaded_image_t *image,
104442c8ea3dSArd Biesheuvel unsigned long image_addr,
104542c8ea3dSArd Biesheuvel char *cmdline_ptr);
104642c8ea3dSArd Biesheuvel
104742c8ea3dSArd Biesheuvel efi_status_t efi_handle_cmdline(efi_loaded_image_t *image, char **cmdline_ptr);
104842c8ea3dSArd Biesheuvel
10493230d95cSAtish Patra asmlinkage void __noreturn efi_enter_kernel(unsigned long entrypoint,
10503230d95cSAtish Patra unsigned long fdt_addr,
10513230d95cSAtish Patra unsigned long fdt_size);
1052ec93fc37SArd Biesheuvel
10532a55280aSArd Biesheuvel void efi_handle_post_ebs_state(void);
10542a55280aSArd Biesheuvel
1055e1ac4b24SChester Lin enum efi_secureboot_mode efi_get_secureboot(void);
1056e1ac4b24SChester Lin
10573820749dSArd Biesheuvel #ifdef CONFIG_RESET_ATTACK_MITIGATION
10583820749dSArd Biesheuvel void efi_enable_reset_attack_mitigation(void);
10593820749dSArd Biesheuvel #else
10603820749dSArd Biesheuvel static inline void
efi_enable_reset_attack_mitigation(void)10613820749dSArd Biesheuvel efi_enable_reset_attack_mitigation(void) { }
10623820749dSArd Biesheuvel #endif
10633820749dSArd Biesheuvel
10643820749dSArd Biesheuvel void efi_retrieve_tpm2_eventlog(void);
10653820749dSArd Biesheuvel
1066732ea9dbSArd Biesheuvel struct screen_info *alloc_screen_info(void);
1067fc3608aaSArd Biesheuvel struct screen_info *__alloc_screen_info(void);
1068732ea9dbSArd Biesheuvel void free_screen_info(struct screen_info *si);
1069732ea9dbSArd Biesheuvel
1070d9ffe524SArd Biesheuvel void efi_cache_sync_image(unsigned long image_base,
1071026b8579SArd Biesheuvel unsigned long alloc_size);
1072d9ffe524SArd Biesheuvel
1073550b33cfSArd Biesheuvel struct efi_smbios_record {
1074550b33cfSArd Biesheuvel u8 type;
1075550b33cfSArd Biesheuvel u8 length;
1076550b33cfSArd Biesheuvel u16 handle;
1077550b33cfSArd Biesheuvel };
1078550b33cfSArd Biesheuvel
1079eb684408SArd Biesheuvel const struct efi_smbios_record *efi_get_smbios_record(u8 type);
1080eb684408SArd Biesheuvel
1081550b33cfSArd Biesheuvel struct efi_smbios_type1_record {
1082550b33cfSArd Biesheuvel struct efi_smbios_record header;
1083550b33cfSArd Biesheuvel
1084550b33cfSArd Biesheuvel u8 manufacturer;
1085550b33cfSArd Biesheuvel u8 product_name;
1086550b33cfSArd Biesheuvel u8 version;
1087550b33cfSArd Biesheuvel u8 serial_number;
1088550b33cfSArd Biesheuvel efi_guid_t uuid;
1089550b33cfSArd Biesheuvel u8 wakeup_type;
1090550b33cfSArd Biesheuvel u8 sku_number;
1091550b33cfSArd Biesheuvel u8 family;
1092550b33cfSArd Biesheuvel };
1093550b33cfSArd Biesheuvel
1094eb684408SArd Biesheuvel struct efi_smbios_type4_record {
1095eb684408SArd Biesheuvel struct efi_smbios_record header;
1096eb684408SArd Biesheuvel
1097eb684408SArd Biesheuvel u8 socket;
1098eb684408SArd Biesheuvel u8 processor_type;
1099eb684408SArd Biesheuvel u8 processor_family;
1100eb684408SArd Biesheuvel u8 processor_manufacturer;
1101eb684408SArd Biesheuvel u8 processor_id[8];
1102eb684408SArd Biesheuvel u8 processor_version;
1103eb684408SArd Biesheuvel u8 voltage;
1104eb684408SArd Biesheuvel u16 external_clock;
1105eb684408SArd Biesheuvel u16 max_speed;
1106eb684408SArd Biesheuvel u16 current_speed;
1107eb684408SArd Biesheuvel u8 status;
1108eb684408SArd Biesheuvel u8 processor_upgrade;
1109eb684408SArd Biesheuvel u16 l1_cache_handle;
1110eb684408SArd Biesheuvel u16 l2_cache_handle;
1111eb684408SArd Biesheuvel u16 l3_cache_handle;
1112eb684408SArd Biesheuvel u8 serial_number;
1113eb684408SArd Biesheuvel u8 asset_tag;
1114eb684408SArd Biesheuvel u8 part_number;
1115eb684408SArd Biesheuvel u8 core_count;
1116eb684408SArd Biesheuvel u8 enabled_core_count;
1117eb684408SArd Biesheuvel u8 thread_count;
1118eb684408SArd Biesheuvel u16 processor_characteristics;
1119eb684408SArd Biesheuvel u16 processor_family2;
1120eb684408SArd Biesheuvel u16 core_count2;
1121eb684408SArd Biesheuvel u16 enabled_core_count2;
1122eb684408SArd Biesheuvel u16 thread_count2;
1123eb684408SArd Biesheuvel u16 thread_enabled;
1124eb684408SArd Biesheuvel };
1125eb684408SArd Biesheuvel
1126eb684408SArd Biesheuvel #define efi_get_smbios_string(__record, __type, __name) ({ \
1127550b33cfSArd Biesheuvel int off = offsetof(struct efi_smbios_type ## __type ## _record, \
1128550b33cfSArd Biesheuvel __name); \
1129f59a7ec1SArd Biesheuvel __efi_get_smbios_string((__record), __type, off); \
1130550b33cfSArd Biesheuvel })
1131550b33cfSArd Biesheuvel
1132eb684408SArd Biesheuvel const u8 *__efi_get_smbios_string(const struct efi_smbios_record *record,
1133f59a7ec1SArd Biesheuvel u8 type, int offset);
1134550b33cfSArd Biesheuvel
1135ace013a5SArd Biesheuvel void efi_remap_image(unsigned long image_base, unsigned alloc_size,
1136ace013a5SArd Biesheuvel unsigned long code_size);
11376b56beb5SAlexandre Ghiti efi_status_t efi_kaslr_relocate_kernel(unsigned long *image_addr,
11386b56beb5SAlexandre Ghiti unsigned long *reserve_addr,
11396b56beb5SAlexandre Ghiti unsigned long *reserve_size,
11406b56beb5SAlexandre Ghiti unsigned long kernel_size,
11416b56beb5SAlexandre Ghiti unsigned long kernel_codesize,
11426b56beb5SAlexandre Ghiti unsigned long kernel_memsize,
11436b56beb5SAlexandre Ghiti u32 phys_seed);
11446b56beb5SAlexandre Ghiti u32 efi_kaslr_get_phys_seed(efi_handle_t image_handle);
1145ace013a5SArd Biesheuvel
1146fd936fd8SArnd Bergmann asmlinkage efi_status_t __efiapi
1147fd936fd8SArnd Bergmann efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab);
1148fd936fd8SArnd Bergmann
1149745e3ed8SKirill A. Shutemov efi_status_t allocate_unaccepted_bitmap(__u32 nr_desc,
1150745e3ed8SKirill A. Shutemov struct efi_boot_memmap *map);
1151745e3ed8SKirill A. Shutemov void process_unaccepted_memory(u64 start, u64 end);
1152745e3ed8SKirill A. Shutemov void accept_memory(phys_addr_t start, phys_addr_t end);
1153745e3ed8SKirill A. Shutemov void arch_accept_memory(phys_addr_t start, phys_addr_t end);
1154745e3ed8SKirill A. Shutemov
1155f4f75ad5SArd Biesheuvel #endif
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