mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 20:53:53 +08:00
9f331119a4
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Cc: heukelum@fastmail.fm Signed-off-by: Ingo Molnar <mingo@elte.hu>
117 lines
1.8 KiB
ArmAsm
117 lines
1.8 KiB
ArmAsm
/*
|
|
* Function calling ABI conversion from Linux to EFI for x86_64
|
|
*
|
|
* Copyright (C) 2007 Intel Corp
|
|
* Bibo Mao <bibo.mao@intel.com>
|
|
* Huang Ying <ying.huang@intel.com>
|
|
*/
|
|
|
|
#include <linux/linkage.h>
|
|
|
|
#define SAVE_XMM \
|
|
mov %rsp, %rax; \
|
|
subq $0x70, %rsp; \
|
|
and $~0xf, %rsp; \
|
|
mov %rax, (%rsp); \
|
|
mov %cr0, %rax; \
|
|
clts; \
|
|
mov %rax, 0x8(%rsp); \
|
|
movaps %xmm0, 0x60(%rsp); \
|
|
movaps %xmm1, 0x50(%rsp); \
|
|
movaps %xmm2, 0x40(%rsp); \
|
|
movaps %xmm3, 0x30(%rsp); \
|
|
movaps %xmm4, 0x20(%rsp); \
|
|
movaps %xmm5, 0x10(%rsp)
|
|
|
|
#define RESTORE_XMM \
|
|
movaps 0x60(%rsp), %xmm0; \
|
|
movaps 0x50(%rsp), %xmm1; \
|
|
movaps 0x40(%rsp), %xmm2; \
|
|
movaps 0x30(%rsp), %xmm3; \
|
|
movaps 0x20(%rsp), %xmm4; \
|
|
movaps 0x10(%rsp), %xmm5; \
|
|
mov 0x8(%rsp), %rsi; \
|
|
mov %rsi, %cr0; \
|
|
mov (%rsp), %rsp
|
|
|
|
ENTRY(efi_call0)
|
|
SAVE_XMM
|
|
subq $32, %rsp
|
|
call *%rdi
|
|
addq $32, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call0)
|
|
|
|
ENTRY(efi_call1)
|
|
SAVE_XMM
|
|
subq $32, %rsp
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $32, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call1)
|
|
|
|
ENTRY(efi_call2)
|
|
SAVE_XMM
|
|
subq $32, %rsp
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $32, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call2)
|
|
|
|
ENTRY(efi_call3)
|
|
SAVE_XMM
|
|
subq $32, %rsp
|
|
mov %rcx, %r8
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $32, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call3)
|
|
|
|
ENTRY(efi_call4)
|
|
SAVE_XMM
|
|
subq $32, %rsp
|
|
mov %r8, %r9
|
|
mov %rcx, %r8
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $32, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call4)
|
|
|
|
ENTRY(efi_call5)
|
|
SAVE_XMM
|
|
subq $48, %rsp
|
|
mov %r9, 32(%rsp)
|
|
mov %r8, %r9
|
|
mov %rcx, %r8
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $48, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call5)
|
|
|
|
ENTRY(efi_call6)
|
|
SAVE_XMM
|
|
mov (%rsp), %rax
|
|
mov 8(%rax), %rax
|
|
subq $48, %rsp
|
|
mov %r9, 32(%rsp)
|
|
mov %rax, 40(%rsp)
|
|
mov %r8, %r9
|
|
mov %rcx, %r8
|
|
mov %rsi, %rcx
|
|
call *%rdi
|
|
addq $48, %rsp
|
|
RESTORE_XMM
|
|
ret
|
|
ENDPROC(efi_call6)
|