]>
Commit | Line | Data |
---|---|---|
1965aae3 PA |
1 | #ifndef _ASM_X86_EFI_H |
2 | #define _ASM_X86_EFI_H | |
5b83683f HY |
3 | |
4 | #ifdef CONFIG_X86_32 | |
e429795c | 5 | |
f7d7d01b MF |
6 | #define EFI_LOADER_SIGNATURE "EL32" |
7 | ||
e429795c HY |
8 | extern unsigned long asmlinkage efi_call_phys(void *, ...); |
9 | ||
10 | #define efi_call_phys0(f) efi_call_phys(f) | |
11 | #define efi_call_phys1(f, a1) efi_call_phys(f, a1) | |
12 | #define efi_call_phys2(f, a1, a2) efi_call_phys(f, a1, a2) | |
13 | #define efi_call_phys3(f, a1, a2, a3) efi_call_phys(f, a1, a2, a3) | |
14 | #define efi_call_phys4(f, a1, a2, a3, a4) \ | |
15 | efi_call_phys(f, a1, a2, a3, a4) | |
16 | #define efi_call_phys5(f, a1, a2, a3, a4, a5) \ | |
17 | efi_call_phys(f, a1, a2, a3, a4, a5) | |
18 | #define efi_call_phys6(f, a1, a2, a3, a4, a5, a6) \ | |
19 | efi_call_phys(f, a1, a2, a3, a4, a5, a6) | |
20 | /* | |
21 | * Wrap all the virtual calls in a way that forces the parameters on the stack. | |
22 | */ | |
23 | ||
24 | #define efi_call_virt(f, args...) \ | |
0c6f6abf | 25 | ((efi_##f##_t __attribute__((regparm(0)))*)efi.systab->runtime->f)(args) |
e429795c HY |
26 | |
27 | #define efi_call_virt0(f) efi_call_virt(f) | |
28 | #define efi_call_virt1(f, a1) efi_call_virt(f, a1) | |
29 | #define efi_call_virt2(f, a1, a2) efi_call_virt(f, a1, a2) | |
30 | #define efi_call_virt3(f, a1, a2, a3) efi_call_virt(f, a1, a2, a3) | |
31 | #define efi_call_virt4(f, a1, a2, a3, a4) \ | |
32 | efi_call_virt(f, a1, a2, a3, a4) | |
33 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ | |
34 | efi_call_virt(f, a1, a2, a3, a4, a5) | |
35 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ | |
36 | efi_call_virt(f, a1, a2, a3, a4, a5, a6) | |
e429795c | 37 | |
e1ad783b KP |
38 | #define efi_ioremap(addr, size, type) ioremap_cache(addr, size) |
39 | ||
5b83683f HY |
40 | #else /* !CONFIG_X86_32 */ |
41 | ||
f7d7d01b MF |
42 | #define EFI_LOADER_SIGNATURE "EL64" |
43 | ||
5b83683f HY |
44 | extern u64 efi_call0(void *fp); |
45 | extern u64 efi_call1(void *fp, u64 arg1); | |
46 | extern u64 efi_call2(void *fp, u64 arg1, u64 arg2); | |
47 | extern u64 efi_call3(void *fp, u64 arg1, u64 arg2, u64 arg3); | |
48 | extern u64 efi_call4(void *fp, u64 arg1, u64 arg2, u64 arg3, u64 arg4); | |
49 | extern u64 efi_call5(void *fp, u64 arg1, u64 arg2, u64 arg3, | |
50 | u64 arg4, u64 arg5); | |
51 | extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3, | |
52 | u64 arg4, u64 arg5, u64 arg6); | |
53 | ||
54 | #define efi_call_phys0(f) \ | |
55 | efi_call0((void *)(f)) | |
56 | #define efi_call_phys1(f, a1) \ | |
57 | efi_call1((void *)(f), (u64)(a1)) | |
58 | #define efi_call_phys2(f, a1, a2) \ | |
59 | efi_call2((void *)(f), (u64)(a1), (u64)(a2)) | |
60 | #define efi_call_phys3(f, a1, a2, a3) \ | |
61 | efi_call3((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3)) | |
62 | #define efi_call_phys4(f, a1, a2, a3, a4) \ | |
63 | efi_call4((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ | |
64 | (u64)(a4)) | |
65 | #define efi_call_phys5(f, a1, a2, a3, a4, a5) \ | |
66 | efi_call5((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ | |
67 | (u64)(a4), (u64)(a5)) | |
68 | #define efi_call_phys6(f, a1, a2, a3, a4, a5, a6) \ | |
69 | efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ | |
70 | (u64)(a4), (u64)(a5), (u64)(a6)) | |
71 | ||
72 | #define efi_call_virt0(f) \ | |
73 | efi_call0((void *)(efi.systab->runtime->f)) | |
74 | #define efi_call_virt1(f, a1) \ | |
75 | efi_call1((void *)(efi.systab->runtime->f), (u64)(a1)) | |
76 | #define efi_call_virt2(f, a1, a2) \ | |
77 | efi_call2((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2)) | |
78 | #define efi_call_virt3(f, a1, a2, a3) \ | |
79 | efi_call3((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | |
80 | (u64)(a3)) | |
81 | #define efi_call_virt4(f, a1, a2, a3, a4) \ | |
82 | efi_call4((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | |
83 | (u64)(a3), (u64)(a4)) | |
84 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ | |
85 | efi_call5((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | |
86 | (u64)(a3), (u64)(a4), (u64)(a5)) | |
87 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ | |
88 | efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | |
89 | (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6)) | |
90 | ||
e1ad783b KP |
91 | extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size, |
92 | u32 type); | |
93 | ||
5b83683f HY |
94 | #endif /* CONFIG_X86_32 */ |
95 | ||
cbafbc82 | 96 | extern int add_efi_memmap; |
9cd2b07c | 97 | extern void efi_set_executable(efi_memory_desc_t *md, bool executable); |
a9ce6bc1 | 98 | extern void efi_memblock_x86_reserve_range(void); |
5b83683f HY |
99 | extern void efi_call_phys_prelog(void); |
100 | extern void efi_call_phys_epilog(void); | |
5b83683f | 101 | |
7f594232 RA |
102 | #ifndef CONFIG_EFI |
103 | /* | |
104 | * IF EFI is not configured, have the EFI calls return -ENOSYS. | |
105 | */ | |
106 | #define efi_call0(_f) (-ENOSYS) | |
107 | #define efi_call1(_f, _a1) (-ENOSYS) | |
108 | #define efi_call2(_f, _a1, _a2) (-ENOSYS) | |
109 | #define efi_call3(_f, _a1, _a2, _a3) (-ENOSYS) | |
110 | #define efi_call4(_f, _a1, _a2, _a3, _a4) (-ENOSYS) | |
111 | #define efi_call5(_f, _a1, _a2, _a3, _a4, _a5) (-ENOSYS) | |
112 | #define efi_call6(_f, _a1, _a2, _a3, _a4, _a5, _a6) (-ENOSYS) | |
113 | #endif /* CONFIG_EFI */ | |
114 | ||
1965aae3 | 115 | #endif /* _ASM_X86_EFI_H */ |