xref: /openbmc/u-boot/include/efi_selftest.h (revision e8645527)
1 /*
2  *  EFI application loader
3  *
4  *  Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
5  *
6  *  SPDX-License-Identifier:     GPL-2.0+
7  */
8 
9 #ifndef _EFI_SELFTEST_H
10 #define _EFI_SELFTEST_H
11 
12 #include <common.h>
13 #include <efi.h>
14 #include <efi_api.h>
15 #include <linker_lists.h>
16 
17 /*
18  * Prints an error message.
19  *
20  * @...	format string followed by fields to print
21  */
22 #define efi_st_error(...) \
23 	efi_st_printf("%s(%u):\nERROR: ", __FILE__, __LINE__); \
24 	efi_st_printf(__VA_ARGS__) \
25 
26 /*
27  * A test may be setup and executed at boottime,
28  * it may be setup at boottime and executed at runtime,
29  * or it may be setup and executed at runtime.
30  */
31 enum efi_test_phase {
32 	EFI_EXECUTE_BEFORE_BOOTTIME_EXIT = 1,
33 	EFI_SETUP_BEFORE_BOOTTIME_EXIT,
34 	EFI_SETUP_AFTER_BOOTTIME_EXIT,
35 };
36 
37 extern struct efi_simple_text_output_protocol *con_out;
38 extern struct efi_simple_input_interface *con_in;
39 
40 /*
41  * Exit the boot services.
42  *
43  * The size of the memory map is determined.
44  * Pool memory is allocated to copy the memory map.
45  * The memory amp is copied and the map key is obtained.
46  * The map key is used to exit the boot services.
47  */
48 void efi_st_exit_boot_services(void);
49 
50 /*
51  * Print a pointer to an u16 string
52  *
53  * @pointer: pointer
54  * @buf: pointer to buffer address
55  * on return position of terminating zero word
56  */
57 void efi_st_printf(const char *fmt, ...)
58 		 __attribute__ ((format (__printf__, 1, 2)));
59 
60 /*
61  * Reads an Unicode character from the input device.
62  *
63  * @return: Unicode character
64  */
65 u16 efi_st_get_key(void);
66 
67 /**
68  * struct efi_unit_test - EFI unit test
69  *
70  * An efi_unit_test provides a interface to an EFI unit test.
71  *
72  * @name:	name of unit test
73  * @phase:	specifies when setup and execute are executed
74  * @setup:	set up the unit test
75  * @teardown:	tear down the unit test
76  * @execute:	execute the unit test
77  */
78 struct efi_unit_test {
79 	const char *name;
80 	const enum efi_test_phase phase;
81 	int (*setup)(const efi_handle_t handle,
82 		     const struct efi_system_table *systable);
83 	int (*execute)(void);
84 	int (*teardown)(void);
85 };
86 
87 /* Declare a new EFI unit test */
88 #define EFI_UNIT_TEST(__name)						\
89 	ll_entry_declare(struct efi_unit_test, __name, efi_unit_test)
90 
91 #endif /* _EFI_SELFTEST_H */
92