mirror of
https://github.com/reactos/reactos.git
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Remove trailing whitespace and fix indentation
svn path=/trunk/; revision=16401
This commit is contained in:
Eric Kohl
parent
d3bf39b1f2
commit
fae2febad9
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@ -25,16 +25,16 @@
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.globl _KiDebugService
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_KiFastCallEntry:
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/* Set FS to PCR */
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movl $PCR_SELECTOR, %ecx
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movw %cx, %fs
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/* Set the current stack to Kernel Stack */
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movl %fs:KPCR_TSS, %ecx
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movl %ss:KTSS_ESP0(%ecx), %ecx
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movl %ecx, %esp
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/* Set up a fake INT Stack. */
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pushl $USER_DS
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pushl %edx /* Ring 3 SS:ESP */
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@ -42,13 +42,13 @@ _KiFastCallEntry:
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orl $X86_EFLAGS_IF, (%esp) /* Re-enable IRQs in EFLAGS, to fake INT */
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pushl $USER_CS
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pushl $KUSER_SHARED_SYSCALL_RET
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/* User Parameter List */
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add $8, %edx
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_KiSystemService:
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/*
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/*
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* Construct a trap frame on the stack.
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* The following are already on the stack.
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*/
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@ -63,11 +63,11 @@ _KiSystemService:
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pushl %esi // + 0x20
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pushl %edi // + 0x24
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pushl %fs // + 0x28
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/* Load PCR Selector into fs */
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movw $PCR_SELECTOR, %bx
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movw %bx, %fs
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/* Save the previous exception list */
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pushl %fs:KPCR_EXCEPTION_LIST // + 0x2C
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@ -79,7 +79,7 @@ _KiSystemService:
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/* Save the old previous mode */
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pushl %ss:KTHREAD_PREVIOUS_MODE(%esi) // + 0x30
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/* Set the new previous mode based on the saved CS selector */
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movl 0x24(%esp), %ebx
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andl $1, %ebx
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@ -120,7 +120,7 @@ _KiSystemService:
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movl %ebp, KTHREAD_TRAP_FRAME(%esi)
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CheckValidCall:
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#ifdef DBG
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/*
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* GDB thinks the function starts here and
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@ -139,29 +139,29 @@ CheckValidCall:
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shrl $8, %edi
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andl $0x10, %edi
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movl %edi, %ecx
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/* Now add the thread's base system table to the offset */
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addl KTHREAD_SERVICE_TABLE(%esi), %edi
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/* Get the true syscall ID and check it */
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movl %eax, %ebx
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andl $0x0FFF, %eax
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cmpl 8(%edi), %eax
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/* Invalid ID, try to load Win32K Table */
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jnb KiBBTUnexpectedRange
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/* Users's current stack frame pointer is source */
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movl %edx, %esi
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/* Allocate room for argument list from kernel stack */
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movl 12(%edi), %ecx
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movb (%ecx, %eax), %cl
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movzx %cl, %ecx
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/* Allocate space on our stack */
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subl %ecx, %esp
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/* Get pointer to function */
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movl (%edi), %edi
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movl (%edi, %eax, 4), %eax
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@ -193,25 +193,25 @@ _KiServiceExit:
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/* Get the Current Thread */
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cli
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movl %fs:KPCR_CURRENT_THREAD, %esi
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/* Deliver APCs only if we were called from user mode */
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testb $1, KTRAP_FRAME_CS(%esp)
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je KiRosTrapReturn
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/* And only if any are actually pending */
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cmpb $0, KTHREAD_PENDING_USER_APC(%esi)
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je KiRosTrapReturn
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/* Save pointer to Trap Frame */
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movl %esp, %ebx
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/* Raise IRQL to APC_LEVEL */
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movl $1, %ecx
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call @KfRaiseIrql@4
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/* Save old IRQL */
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pushl %eax
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/* Deliver APCs */
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sti
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pushl %ebx
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@ -219,13 +219,13 @@ _KiServiceExit:
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pushl $UserMode
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call _KiDeliverApc@12
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cli
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/* Return to old IRQL */
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popl %ecx
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call @KfLowerIrql@4
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KiRosTrapReturn:
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/* Skip debug information and unsaved registers */
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addl $0x30, %esp // + 0x48
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popl %gs // + 0x44
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@ -252,11 +252,11 @@ KiRosTrapReturn:
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/* Check if previous CS is from user-mode */
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testl $1, 4(%esp)
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/* It is, so use Fast Exit */
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jnz FastRet
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/*
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/*
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* Restore what the stub pushed, and return back to it.
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* Note that we were CALLed, so the first thing on our stack is the ret EIP!
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*/
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@ -264,9 +264,9 @@ KiRosTrapReturn:
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pop %ecx // + 0x08
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popf // + 0x04
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jmp *%edx
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IntRet:
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iret
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FastRet:
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@ -278,15 +278,15 @@ FastRet:
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/* Restore FS to TIB */
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mov $TEB_SELECTOR, %ecx
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mov %ecx, %fs
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/* We will be cleaning up the stack ourselves */
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popl %edx /* New Ring 3 EIP */
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add $0x4, %esp /* Skip Ring 3 DS */
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andl $~X86_EFLAGS_IF, (%esp) /* Remove IRQ hack from EFLAGS */
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popfl /* Restore old EFLAGS */
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popl %ecx /* Old Ring 3 SS:ESP */
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/*
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popl %ecx /* Old Ring 3 SS:ESP */
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/*
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* At this point:
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* ECX points to the old User Stack.
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* EDX points to the instruction to execute in usermode after the sysenter
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@ -306,41 +306,41 @@ KiBBTUnexpectedRange:
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call _KiServiceCheck
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popl %eax
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popl %edx
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/* Try the Call again */
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jmp CheckValidCall
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InvalidCall:
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/* Invalid System Call */
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movl $0xC000001C, %eax /* STATUS_INVALID_SYSTEM_SERVICE */
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movl %eax, KTRAP_FRAME_EAX(%ebp)
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jmp _KiServiceExit
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_KiServiceExit2:
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/* Get the Current Thread */
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cli
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movl %fs:KPCR_CURRENT_THREAD, %esi
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/* Deliver APCs only if we were called from user mode */
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testb $1, KTRAP_FRAME_CS(%esp)
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je KiRosTrapReturn
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/* And only if any are actually pending */
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cmpb $0, KTHREAD_PENDING_USER_APC(%esi)
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je KiRosTrapReturn
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/* Save pointer to Trap Frame */
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movl %esp, %ebx
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/* Raise IRQL to APC_LEVEL */
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movl $1, %ecx
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call @KfRaiseIrql@4
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/* Save old IRQL */
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pushl %eax
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/* Deliver APCs */
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sti
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pushl %ebx
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@ -348,14 +348,14 @@ _KiServiceExit2:
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pushl $UserMode
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call _KiDeliverApc@12
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cli
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/* Return to old IRQL */
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popl %ecx
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call @KfLowerIrql@4
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/* Skip useless Debug Data */
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addl $0x18, %esp // + 0x74
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/* Restore Debug Registers */
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popl %eax // + 0x5C
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movl %eax, %dr0
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@ -369,7 +369,7 @@ _KiServiceExit2:
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movl %eax, %dr6
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popl %eax // + 0x48
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movl %eax, %dr7
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/* Restore Registers */
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popl %gs // + 0x44
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popl %es // + 0x40
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@ -393,12 +393,12 @@ _KiServiceExit2:
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popl %ebp // + 0x14
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add $4, %esp // + 0x10
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/* Return to user-mode */
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/* Return to user-mode */
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iret
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.intel_syntax noprefix
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_KiDebugService:
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/* Create the Trap Frame */
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push 0
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push ebp
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@ -406,18 +406,18 @@ _KiDebugService:
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push esi
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push edi
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push fs
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/* Switch to correct FS */
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mov bx, PCR_SELECTOR
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mov fs, bx
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/* Save Exception List */
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push fs:[KPCR_EXCEPTION_LIST]
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/* Use Old Previous Mode */
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mov ebx, fs:[KPCR_CURRENT_THREAD]
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push [ebx+KTHREAD_PREVIOUS_MODE]
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/* Continue building the Trap Frame */
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push eax
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push ecx
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@ -425,28 +425,28 @@ _KiDebugService:
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push ds
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push es
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push gs
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/* Switch Segments to Kernel */
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mov bx, KERNEL_DS
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mov ds, bx
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mov es, bx
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/* Save Debug Registers */
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mov ebx, eax
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mov eax, dr7
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mov eax, dr7
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push eax
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mov eax, dr6
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mov eax, dr6
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push eax
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mov eax, dr3
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mov eax, dr3
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push eax
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mov eax, dr2
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mov eax, dr2
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push eax
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mov eax, dr1
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mov eax, dr1
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push eax
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mov eax, dr0
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mov eax, dr0
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push eax
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mov eax, ebx
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/* Skip useless debug data */
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sub esp, 0x18
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@ -455,6 +455,6 @@ _KiDebugService:
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push ecx
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push eax
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call _KdpServiceDispatcher@12
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/* Exit through common routine */
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jmp _KiServiceExit2
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@ -1,7 +1,8 @@
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/* i386-specific implemetation of Translation Buffer Flushing
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/*
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* i386-specific implemetation of Translation Buffer Flushing
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* Written By: Alex Ionescu <alex@relsoft.net>
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* Reference: IA-32 Intel® Architecture Software Developer's Manual, Volume 3: System Programming Guide,
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* Chapter 10 - Memory Cache Control. Section 10.9 - Invalidating the Translation Lookaside Buffers
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* Chapter 10 - Memory Cache Control. Section 10.9 - Invalidating the Translation Lookaside Buffers
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*/
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#include <internal/i386/ke.h>
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@ -9,24 +10,20 @@
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.globl _KeFlushCurrentTb@0
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_KeFlushCurrentTb@0:
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/* Check for global page support */
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testb $0xff, (_Ke386GlobalPagesEnabled)
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jz .L1
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/* Check for global page support */
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testb $0xff, (_Ke386GlobalPagesEnabled)
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jz .L1
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/* Modifying the PSE, PGE or PAE Flag in CR4 causes the TLB to be flushed */
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movl %cr4, %eax
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andl $~X86_CR4_PGE, %eax
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movl %eax, %cr4
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orl $X86_CR4_PGE, %eax
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movl %eax, %cr4
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ret
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/* Modifying the PSE, PGE or PAE Flag in CR4 causes the TLB to be flushed */
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movl %cr4, %eax
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andl $~X86_CR4_PGE, %eax
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movl %eax, %cr4
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orl $X86_CR4_PGE, %eax
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movl %eax, %cr4
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ret
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.L1:
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/* the old way ... */
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movl %cr3, %eax
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movl %eax, %cr3
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ret
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movl %cr3, %eax
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movl %eax, %cr3
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ret
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