mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-27 03:47:43 +00:00
ecacf09f7d
This patch reserves the EFI memory map with reserve_early(). Because EFI memory map is allocated by bootloader, if it is not reserved by reserved_early(), it may be overwritten through address returned by find_e820_area(). Signed-off-by: Huang Ying <ying.huang@intel.com> Cc: andi@firstfloor.org Cc: mingo@redhat.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
98 lines
3.6 KiB
C
98 lines
3.6 KiB
C
#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_cache(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 addr, unsigned long size);
|
|
|
|
#endif /* CONFIG_X86_32 */
|
|
|
|
extern void efi_reserve_early(void);
|
|
extern void efi_call_phys_prelog(void);
|
|
extern void efi_call_phys_epilog(void);
|
|
|
|
#endif
|