diff options
Diffstat (limited to 'arch/x86/include/asm/efi.h')
| -rw-r--r-- | arch/x86/include/asm/efi.h | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index c9dcc181d4d1..ae3bf3b8da71 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h | |||
| @@ -69,23 +69,37 @@ extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3, | |||
| 69 | efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ | 69 | efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ |
| 70 | (u64)(a4), (u64)(a5), (u64)(a6)) | 70 | (u64)(a4), (u64)(a5), (u64)(a6)) |
| 71 | 71 | ||
| 72 | extern unsigned long efi_call_virt_prelog(void); | ||
| 73 | extern void efi_call_virt_epilog(unsigned long); | ||
| 74 | |||
| 75 | #define efi_callx(x, func, ...) \ | ||
| 76 | ({ \ | ||
| 77 | efi_status_t __status; \ | ||
| 78 | unsigned long __pgd; \ | ||
| 79 | \ | ||
| 80 | __pgd = efi_call_virt_prelog(); \ | ||
| 81 | __status = efi_call##x(func, __VA_ARGS__); \ | ||
| 82 | efi_call_virt_epilog(__pgd); \ | ||
| 83 | __status; \ | ||
| 84 | }) | ||
| 85 | |||
| 72 | #define efi_call_virt0(f) \ | 86 | #define efi_call_virt0(f) \ |
| 73 | efi_call0((void *)(efi.systab->runtime->f)) | 87 | efi_callx(0, (void *)(efi.systab->runtime->f)) |
| 74 | #define efi_call_virt1(f, a1) \ | 88 | #define efi_call_virt1(f, a1) \ |
| 75 | efi_call1((void *)(efi.systab->runtime->f), (u64)(a1)) | 89 | efi_callx(1, (void *)(efi.systab->runtime->f), (u64)(a1)) |
| 76 | #define efi_call_virt2(f, a1, a2) \ | 90 | #define efi_call_virt2(f, a1, a2) \ |
| 77 | efi_call2((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2)) | 91 | efi_callx(2, (void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2)) |
| 78 | #define efi_call_virt3(f, a1, a2, a3) \ | 92 | #define efi_call_virt3(f, a1, a2, a3) \ |
| 79 | efi_call3((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | 93 | efi_callx(3, (void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 80 | (u64)(a3)) | 94 | (u64)(a3)) |
| 81 | #define efi_call_virt4(f, a1, a2, a3, a4) \ | 95 | #define efi_call_virt4(f, a1, a2, a3, a4) \ |
| 82 | efi_call4((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | 96 | efi_callx(4, (void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 83 | (u64)(a3), (u64)(a4)) | 97 | (u64)(a3), (u64)(a4)) |
| 84 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ | 98 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ |
| 85 | efi_call5((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | 99 | efi_callx(5, (void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 86 | (u64)(a3), (u64)(a4), (u64)(a5)) | 100 | (u64)(a3), (u64)(a4), (u64)(a5)) |
| 87 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ | 101 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ |
| 88 | efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ | 102 | efi_callx(6, (void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 89 | (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6)) | 103 | (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6)) |
| 90 | 104 | ||
| 91 | extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size, | 105 | extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size, |