From a0945c2aa225c9e8bf08e3f1dcf785ec1825317f Mon Sep 17 00:00:00 2001
From: jean <jean@svn.reactos.org>
Date: Fri, 12 Mar 1999 16:00:10 +0000
Subject: [PATCH] created. replace usercall.asm

svn path=/trunk/; revision=292
---
 reactos/ntoskrnl/hal/x86/usercall.c | 71 +++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 reactos/ntoskrnl/hal/x86/usercall.c

diff --git a/reactos/ntoskrnl/hal/x86/usercall.c b/reactos/ntoskrnl/hal/x86/usercall.c
new file mode 100644
index 00000000000..d2e5c7ca16c
--- /dev/null
+++ b/reactos/ntoskrnl/hal/x86/usercall.c
@@ -0,0 +1,71 @@
+#include <windows.h>
+#include <internal/ntoskrnl.h>
+#include <internal/ke.h>
+#include <internal/symbol.h>
+#include <internal/i386/segment.h>
+#include <internal/mmhal.h>
+
+#define NDEBUG
+#include <internal/debug.h>
+
+
+#define _STR(x) #x
+#define STR(x) _STR(x)
+
+void PsBeginThreadWithContextInternal(void);
+   __asm__("\n\t.global _PsBeginThreadWithContextInternal\n\t"
+     "_PsBeginThreadWithContextInternal:\n\t"
+     "pushl $0\n\t"
+     "call _KeLowerIrql\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "popl %eax\n\t"
+     "addl $112,%esp\n\t"
+     "popl %gs\n\t"
+     "popl %fs\n\t"
+     "popl %es\n\t"
+     "popl %ds\n\t"
+     "popl %edi\n\t"
+     "popl %esi\n\t"
+     "popl %ebx\n\t"
+     "popl %edx\n\t"
+     "popl %ecx\n\t"
+     "popl %eax\n\t"
+     "popl %ebp\n\t"
+     "iret\n\t");
+
+void interrupt_handler2e(void);
+   __asm__("\n\t.global _interrupt_handler2e\n\t"
+     "_interrupt_handler2e:\n\t"
+     "pushl %ds\n\t"
+     "pushl %es\n\t"
+     "pushl %esi\n\t"
+     "pushl %edi\n\t"
+     "pushl %ebp\n\t"
+     "pushl %ebx\n\t"
+     "movw  $"STR(KERNEL_DS)",%bx\n\t"
+     "movw %bx,%es\n\t"
+     "movl %esp,%ebp\n\t"
+     "movl %edx,%esi\n\t"
+     "movl %es:__SystemServiceTable(,%eax,8),%ecx\n\t"
+     "subl %ecx,%esp\n\t"
+     "movl %esp,%edi\n\t"
+     "rep\n\tmovsb\n\t"
+     "movw %bx,%ds\n\t"
+     "movl %ds:__SystemServiceTable+4(,%eax,8),%eax\n\t"
+     "call %eax\n\t"
+     "movl %ebp,%esp\n\t"
+     "popl %ebx\n\t"
+     "popl %ebp\n\t"
+     "popl %edi\n\t"
+     "popl %esi\n\t"
+     "popl %es\n\t"
+     "popl %ds\n\t"
+     "iret\n\t");
+
+