| Huang, Ying | 5b83683 | 2008-01-30 13:31:19 +0100 | [diff] [blame] | 1 | #ifndef _ASM_X86_EFI_H |
| 2 | #define _ASM_X86_EFI_H |
| 3 | |
| 4 | #ifdef CONFIG_X86_32 |
| Huang, Ying | e429795 | 2008-01-30 13:31:19 +0100 | [diff] [blame^] | 5 | |
| 6 | extern unsigned long asmlinkage efi_call_phys(void *, ...); |
| 7 | |
| 8 | #define efi_call_phys0(f) efi_call_phys(f) |
| 9 | #define efi_call_phys1(f, a1) efi_call_phys(f, a1) |
| 10 | #define efi_call_phys2(f, a1, a2) efi_call_phys(f, a1, a2) |
| 11 | #define efi_call_phys3(f, a1, a2, a3) efi_call_phys(f, a1, a2, a3) |
| 12 | #define efi_call_phys4(f, a1, a2, a3, a4) \ |
| 13 | efi_call_phys(f, a1, a2, a3, a4) |
| 14 | #define efi_call_phys5(f, a1, a2, a3, a4, a5) \ |
| 15 | efi_call_phys(f, a1, a2, a3, a4, a5) |
| 16 | #define efi_call_phys6(f, a1, a2, a3, a4, a5, a6) \ |
| 17 | efi_call_phys(f, a1, a2, a3, a4, a5, a6) |
| 18 | /* |
| 19 | * Wrap all the virtual calls in a way that forces the parameters on the stack. |
| 20 | */ |
| 21 | |
| 22 | #define efi_call_virt(f, args...) \ |
| 23 | ((efi_##f##_t __attribute__((regparm(0)))*)efi.systab->runtime->f)(args) |
| 24 | |
| 25 | #define efi_call_virt0(f) efi_call_virt(f) |
| 26 | #define efi_call_virt1(f, a1) efi_call_virt(f, a1) |
| 27 | #define efi_call_virt2(f, a1, a2) efi_call_virt(f, a1, a2) |
| 28 | #define efi_call_virt3(f, a1, a2, a3) efi_call_virt(f, a1, a2, a3) |
| 29 | #define efi_call_virt4(f, a1, a2, a3, a4) \ |
| 30 | efi_call_virt(f, a1, a2, a3, a4) |
| 31 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ |
| 32 | efi_call_virt(f, a1, a2, a3, a4, a5) |
| 33 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ |
| 34 | efi_call_virt(f, a1, a2, a3, a4, a5, a6) |
| 35 | /* |
| 36 | * We require an early boot_ioremap mapping mechanism initially |
| 37 | */ |
| 38 | extern void *boot_ioremap(unsigned long, unsigned long); |
| 39 | |
| 40 | #define efi_early_ioremap(addr, size) boot_ioremap(addr, size) |
| 41 | #define efi_early_iounmap(vaddr, size) |
| 42 | |
| 43 | #define efi_ioremap(addr, size) ioremap(addr, size) |
| 44 | |
| 45 | #define end_pfn_map max_low_pfn |
| 46 | |
| Huang, Ying | 5b83683 | 2008-01-30 13:31:19 +0100 | [diff] [blame] | 47 | #else /* !CONFIG_X86_32 */ |
| 48 | |
| 49 | #define MAX_EFI_IO_PAGES 100 |
| 50 | |
| 51 | extern u64 efi_call0(void *fp); |
| 52 | extern u64 efi_call1(void *fp, u64 arg1); |
| 53 | extern u64 efi_call2(void *fp, u64 arg1, u64 arg2); |
| 54 | extern u64 efi_call3(void *fp, u64 arg1, u64 arg2, u64 arg3); |
| 55 | extern u64 efi_call4(void *fp, u64 arg1, u64 arg2, u64 arg3, u64 arg4); |
| 56 | extern u64 efi_call5(void *fp, u64 arg1, u64 arg2, u64 arg3, |
| 57 | u64 arg4, u64 arg5); |
| 58 | extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3, |
| 59 | u64 arg4, u64 arg5, u64 arg6); |
| 60 | |
| 61 | #define efi_call_phys0(f) \ |
| 62 | efi_call0((void *)(f)) |
| 63 | #define efi_call_phys1(f, a1) \ |
| 64 | efi_call1((void *)(f), (u64)(a1)) |
| 65 | #define efi_call_phys2(f, a1, a2) \ |
| 66 | efi_call2((void *)(f), (u64)(a1), (u64)(a2)) |
| 67 | #define efi_call_phys3(f, a1, a2, a3) \ |
| 68 | efi_call3((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3)) |
| 69 | #define efi_call_phys4(f, a1, a2, a3, a4) \ |
| 70 | efi_call4((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ |
| 71 | (u64)(a4)) |
| 72 | #define efi_call_phys5(f, a1, a2, a3, a4, a5) \ |
| 73 | efi_call5((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ |
| 74 | (u64)(a4), (u64)(a5)) |
| 75 | #define efi_call_phys6(f, a1, a2, a3, a4, a5, a6) \ |
| 76 | efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \ |
| 77 | (u64)(a4), (u64)(a5), (u64)(a6)) |
| 78 | |
| 79 | #define efi_call_virt0(f) \ |
| 80 | efi_call0((void *)(efi.systab->runtime->f)) |
| 81 | #define efi_call_virt1(f, a1) \ |
| 82 | efi_call1((void *)(efi.systab->runtime->f), (u64)(a1)) |
| 83 | #define efi_call_virt2(f, a1, a2) \ |
| 84 | efi_call2((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2)) |
| 85 | #define efi_call_virt3(f, a1, a2, a3) \ |
| 86 | efi_call3((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 87 | (u64)(a3)) |
| 88 | #define efi_call_virt4(f, a1, a2, a3, a4) \ |
| 89 | efi_call4((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 90 | (u64)(a3), (u64)(a4)) |
| 91 | #define efi_call_virt5(f, a1, a2, a3, a4, a5) \ |
| 92 | efi_call5((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 93 | (u64)(a3), (u64)(a4), (u64)(a5)) |
| 94 | #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ |
| 95 | efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ |
| 96 | (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6)) |
| 97 | |
| 98 | #define efi_early_ioremap(addr, size) early_ioremap(addr, size) |
| 99 | #define efi_early_iounmap(vaddr, size) early_iounmap(vaddr, size) |
| 100 | |
| 101 | extern void *efi_ioremap(unsigned long offset, unsigned long size); |
| 102 | |
| 103 | extern int efi_time; |
| 104 | |
| 105 | #endif /* CONFIG_X86_32 */ |
| 106 | |
| 107 | extern void efi_reserve_bootmem(void); |
| 108 | extern void efi_call_phys_prelog(void); |
| 109 | extern void efi_call_phys_epilog(void); |
| 110 | extern void runtime_code_page_mkexec(void); |
| 111 | |
| 112 | #endif |