reactos/include/asm/syscalls.inc
Hermès Bélusca-Maïto 65ce146169 Create a branch for working on csrss and co.
svn path=/branches/ros-csrss/; revision=57561
2012-10-14 13:04:31 +00:00

109 lines
2.3 KiB
PHP

#ifdef _M_IX86
#define KUSER_SHARED_SYSCALL HEX(7ffe0300)
#define KGDT_R0_CODE 8
MACRO(STUBCODE_U, Name, SyscallId, ArgCount)
StackBytes = 4 * ArgCount
FPO 0, 0, 0, 0, 0, FRAME_FPO
mov eax, SyscallId
mov ecx, KUSER_SHARED_SYSCALL
call dword ptr [ecx]
ret StackBytes
ENDM
MACRO(STUBCODE_K, Name, SyscallId, ArgCount)
StackBytes = 4 * &ArgCount
FPO 0, 0, 0, 0, 0, FRAME_FPO
mov eax, SyscallId
lea edx, [esp + 4]
pushfd
push KGDT_R0_CODE
call _KiSystemService
ret StackBytes
ENDM
#elif defined(_M_AMD64)
MACRO(STUBCODE_U, Name, SyscallId, ArgCount)
.ENDPROLOG
mov eax, SyscallId
mov r10, rcx
syscall
ret
ENDM
MACRO(STUBCODE_K, Name, SyscallId, ArgCount)
.ENDPROLOG
EXTERN Nt&Name:PROC
lea rax, Nt&Name[rip]
mov r10, ArgCount * 8
jmp KiZwSystemService
ENDM
#elif defined(_M_ARM)
MACRO(STUBCODE_U, Name, SyscallId, ArgCount)
swi #SyscallId
bx lr
ENDM
MACRO(STUBCODE_K, Name, SyscallId, ArgCount)
mov ip, lr
swi #SyscallId
bx ip
ENDM
#elif defined(_M_PPC)
MACRO(STUBCODE_U, Name, SyscallId, ArgCount)
stwu 1,-16(1)
mflr 0
stw 0,0(1)
li 0, SyscallId
sc
lwz 0,0(1)
mtlr 0
addi 1,1,16
blr
ENDM
#define STUBCODE_K STUBCODE_U
#elif defined(_M_MIPS)
MACRO(STUBCODE_U, Name, SyscallId, ArgCount)
li $8, KUSER_SHARED_SYSCALL
lw $8,0($8)
j $8
nop
ENDM
MACRO(STUBCODE_K, Name, SyscallId, ArgCount)
j KiSystemService
nop
ENDM
#else
#error unsupported architecture
#endif
#ifdef _M_IX86
MACRO(MAKE_LABEL, Name, StackBytes)
PUBLIC _&Name&@&StackBytes
_&Name&@&StackBytes:
ENDM
MACRO(START_PROC, Name, StackBytes)
PUBLIC _&Name&@&StackBytes
.PROC _&Name&@&StackBytes
ENDM
#else
MACRO(MAKE_LABEL, Name, StackBytes)
PUBLIC &Name
&Name:
ENDM
MACRO(START_PROC, Name, StackBytes)
PUBLIC &Name
.PROC &Name
ENDM
#endif
MACRO(STUB_U, Name, ArgCount)
MAKE_LABEL Zw&Name, %ArgCount * 4
START_PROC Nt&Name, %ArgCount * 4
STUBCODE_U Name, SyscallId, %ArgCount
.ENDP
SyscallId = SyscallId + 1
ENDM
MACRO(STUB_K, Name, ArgCount)
START_PROC Zw&Name, %ArgCount * 4
STUBCODE_K Name, SyscallId, %ArgCount
.ENDP
SyscallId = SyscallId + 1
ENDM