[linux.git] / include / asm-x86 / efi.h

#ifndef _ASM_X86_EFI_H
#define _ASM_X86_EFI_H

#ifdef CONFIG_X86_32

extern unsigned long asmlinkage efi_call_phys(void *, ...);

#define efi_call_phys0(f)		efi_call_phys(f)
#define efi_call_phys1(f, a1)		efi_call_phys(f, a1)
#define efi_call_phys2(f, a1, a2)	efi_call_phys(f, a1, a2)
#define efi_call_phys3(f, a1, a2, a3)	efi_call_phys(f, a1, a2, a3)
#define efi_call_phys4(f, a1, a2, a3, a4)	\
	efi_call_phys(f, a1, a2, a3, a4)
#define efi_call_phys5(f, a1, a2, a3, a4, a5)	\
	efi_call_phys(f, a1, a2, a3, a4, a5)
#define efi_call_phys6(f, a1, a2, a3, a4, a5, a6)	\
	efi_call_phys(f, a1, a2, a3, a4, a5, a6)
/*
 * Wrap all the virtual calls in a way that forces the parameters on the stack.
 */

#define efi_call_virt(f, args...) \
     ((efi_##f##_t __attribute__((regparm(0)))*)efi.systab->runtime->f)(args)

#define efi_call_virt0(f)		efi_call_virt(f)
#define efi_call_virt1(f, a1)		efi_call_virt(f, a1)
#define efi_call_virt2(f, a1, a2)	efi_call_virt(f, a1, a2)
#define efi_call_virt3(f, a1, a2, a3)	efi_call_virt(f, a1, a2, a3)
#define efi_call_virt4(f, a1, a2, a3, a4)	\
	efi_call_virt(f, a1, a2, a3, a4)
#define efi_call_virt5(f, a1, a2, a3, a4, a5)	\
	efi_call_virt(f, a1, a2, a3, a4, a5)
#define efi_call_virt6(f, a1, a2, a3, a4, a5, a6)	\
	efi_call_virt(f, a1, a2, a3, a4, a5, a6)

#define efi_ioremap(addr, size)			ioremap(addr, size)

#else /* !CONFIG_X86_32 */

#define MAX_EFI_IO_PAGES	100

extern u64 efi_call0(void *fp);
extern u64 efi_call1(void *fp, u64 arg1);
extern u64 efi_call2(void *fp, u64 arg1, u64 arg2);
extern u64 efi_call3(void *fp, u64 arg1, u64 arg2, u64 arg3);
extern u64 efi_call4(void *fp, u64 arg1, u64 arg2, u64 arg3, u64 arg4);
extern u64 efi_call5(void *fp, u64 arg1, u64 arg2, u64 arg3,
		     u64 arg4, u64 arg5);
extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3,
		     u64 arg4, u64 arg5, u64 arg6);

#define efi_call_phys0(f)			\
	efi_call0((void *)(f))
#define efi_call_phys1(f, a1)			\
	efi_call1((void *)(f), (u64)(a1))
#define efi_call_phys2(f, a1, a2)			\
	efi_call2((void *)(f), (u64)(a1), (u64)(a2))
#define efi_call_phys3(f, a1, a2, a3)				\
	efi_call3((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3))
#define efi_call_phys4(f, a1, a2, a3, a4)				\
	efi_call4((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3),		\
		  (u64)(a4))
#define efi_call_phys5(f, a1, a2, a3, a4, a5)				\
	efi_call5((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3),		\
		  (u64)(a4), (u64)(a5))
#define efi_call_phys6(f, a1, a2, a3, a4, a5, a6)			\
	efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3),		\
		  (u64)(a4), (u64)(a5), (u64)(a6))

#define efi_call_virt0(f)				\
	efi_call0((void *)(efi.systab->runtime->f))
#define efi_call_virt1(f, a1)					\
	efi_call1((void *)(efi.systab->runtime->f), (u64)(a1))
#define efi_call_virt2(f, a1, a2)					\
	efi_call2((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2))
#define efi_call_virt3(f, a1, a2, a3)					\
	efi_call3((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
		  (u64)(a3))
#define efi_call_virt4(f, a1, a2, a3, a4)				\
	efi_call4((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
		  (u64)(a3), (u64)(a4))
#define efi_call_virt5(f, a1, a2, a3, a4, a5)				\
	efi_call5((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
		  (u64)(a3), (u64)(a4), (u64)(a5))
#define efi_call_virt6(f, a1, a2, a3, a4, a5, a6)			\
	efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
		  (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6))

extern void *efi_ioremap(unsigned long offset, unsigned long size);

#endif /* CONFIG_X86_32 */

extern void efi_reserve_bootmem(void);
extern void efi_call_phys_prelog(void);
extern void efi_call_phys_epilog(void);

#endif
Commit	Line	Data
5b83683f YH	1	#ifndef _ASM_X86_EFI_H
	2	#define _ASM_X86_EFI_H
	3
	4	#ifdef CONFIG_X86_32
e429795c YH	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)
e429795c	35
e429795c YH	36	#define efi_ioremap(addr, size) ioremap(addr, size)
e429795c YH	37
5b83683f YH	38	#else /* !CONFIG_X86_32 */
	39
	40	#define MAX_EFI_IO_PAGES 100
	41
	42	extern u64 efi_call0(void *fp);
	43	extern u64 efi_call1(void *fp, u64 arg1);
	44	extern u64 efi_call2(void *fp, u64 arg1, u64 arg2);
	45	extern u64 efi_call3(void *fp, u64 arg1, u64 arg2, u64 arg3);
	46	extern u64 efi_call4(void *fp, u64 arg1, u64 arg2, u64 arg3, u64 arg4);
	47	extern u64 efi_call5(void *fp, u64 arg1, u64 arg2, u64 arg3,
	48	u64 arg4, u64 arg5);
	49	extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3,
	50	u64 arg4, u64 arg5, u64 arg6);
	51
	52	#define efi_call_phys0(f) \
	53	efi_call0((void *)(f))
	54	#define efi_call_phys1(f, a1) \
	55	efi_call1((void *)(f), (u64)(a1))
	56	#define efi_call_phys2(f, a1, a2) \
	57	efi_call2((void *)(f), (u64)(a1), (u64)(a2))
	58	#define efi_call_phys3(f, a1, a2, a3) \
	59	efi_call3((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3))
	60	#define efi_call_phys4(f, a1, a2, a3, a4) \
	61	efi_call4((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \
	62	(u64)(a4))
	63	#define efi_call_phys5(f, a1, a2, a3, a4, a5) \
	64	efi_call5((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \
	65	(u64)(a4), (u64)(a5))
	66	#define efi_call_phys6(f, a1, a2, a3, a4, a5, a6) \
	67	efi_call6((void *)(f), (u64)(a1), (u64)(a2), (u64)(a3), \
	68	(u64)(a4), (u64)(a5), (u64)(a6))
	69
	70	#define efi_call_virt0(f) \
	71	efi_call0((void *)(efi.systab->runtime->f))
	72	#define efi_call_virt1(f, a1) \
	73	efi_call1((void *)(efi.systab->runtime->f), (u64)(a1))
	74	#define efi_call_virt2(f, a1, a2) \
	75	efi_call2((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2))
	76	#define efi_call_virt3(f, a1, a2, a3) \
	77	efi_call3((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
	78	(u64)(a3))
	79	#define efi_call_virt4(f, a1, a2, a3, a4) \
	80	efi_call4((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
	81	(u64)(a3), (u64)(a4))
	82	#define efi_call_virt5(f, a1, a2, a3, a4, a5) \
	83	efi_call5((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
	84	(u64)(a3), (u64)(a4), (u64)(a5))
	85	#define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \
	86	efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
	87	(u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6))
	88
5b83683f YH	89	extern void *efi_ioremap(unsigned long offset, unsigned long size);
5b83683f YH	90
5b83683f YH	91	#endif /* CONFIG_X86_32 */
	92
	93	extern void efi_reserve_bootmem(void);
	94	extern void efi_call_phys_prelog(void);
	95	extern void efi_call_phys_epilog(void);
5b83683f YH	96
5b83683f YH	97	#endif