reactos/ntoskrnl/rtl/i386/stack.S
Hermès Bélusca-Maïto e1ef078741 Create this branch to work on loading of different Kernel-Debugger DLL providers, and see whether it is possible to move KDBG from ntoskrnl to a new DLL called, say, KDROSDBG.DLL.
The idea then would be to have the following behaviour (when specifying the following options in the kernel command line):

/DEBUGPORT=COMi --> load KDCOM.DLL and use COMi port (i == 1,2,3,4) if possible.
/DEBUGPORT=FOO  --> load KDFOO.DLL (useful for KDUSB.DLL, KD1394.DLL, KDBAZIS.DLL for VirtualKD, etc...)
/DEBUGPORT=ROSDBG:[COMi|SCREEN|FILE|GDB|...] --> load KDROSDBG.DLL which contains the ROS kernel debugger, and use COMi or SCREEN or... as output port.

svn path=/branches/kd++/; revision=58883
2013-04-28 13:26:45 +00:00

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865 B
ArmAsm

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Kernel
* FILE: ntoskrnl/rtl/i386/stack.s
* PURPOSE: Stack Support for RTL
* PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
*/
/* INCLUDES ******************************************************************/
#include <asm.inc>
#include <ks386.inc>
/* FUNCTIONS *****************************************************************/
.code
PUBLIC _RtlpGetStackLimits@8
_RtlpGetStackLimits@8:
/* Get the current thread */
mov eax, [fs:KPCR_CURRENT_THREAD]
/* Get the stack limits */
mov ecx, [eax+KTHREAD_STACK_LIMIT]
mov edx, [eax+KTHREAD_INITIAL_STACK]
sub edx, SIZEOF_FX_SAVE_AREA
/* Return them */
mov eax, [esp+4]
mov [eax], ecx
mov eax, [esp+8]
mov [eax], edx
/* return */
ret 8
END