os/kernelhwsrv/kernel/eka/nkern/x86/ncmonitor.cia
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of the License "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 // e32\nkern\x86\ncmonitor.cia
    15 // 
    16 //
    17 
    18 #include "nk_priv.h"
    19 #include <x86.h>
    20 #include <kernel/monitor.h>
    21 
    22 const TLinAddr Monitor_Leave = (TLinAddr)&Monitor::Leave;
    23 
    24 __NAKED__ void Monitor::HandleException()
    25 //
    26 // Handle an exception while the monitor is running
    27 //
    28 	{
    29 	// EBP points to saved exception frame
    30 	asm("mov ecx, dword ptr [%a0]": : "i"(&TheMonitorPtr));
    31 	asm("lea ecx, [ecx+%0]": : "i"_FOFF(Monitor,iExceptionInfo));
    32 	asm("mov eax, [ebp+%0]": : "i"_FOFF(TX86ExcInfo,iEip));
    33 	asm("mov ebx, [ebp+%0]": : "i"_FOFF(TX86ExcInfo,iFaultAddress));
    34 	asm("mov edx, [ebp+%0]": : "i"_FOFF(TX86ExcInfo,iExcErrorCode));
    35 	asm("mov esi, [ebp+%0]": : "i"_FOFF(TX86ExcInfo,iExcId));
    36 	asm("mov [ecx+0], eax");
    37 	asm("mov [ecx+4], ebx");
    38 	asm("mov [ecx+8], ecx");
    39 	asm("mov [ecx+12], esi");
    40 
    41 	//Monitor::Leave(KErrAbort);
    42 	asm("push %0": :"i"(KErrAbort));
    43 	asm("call %a0": :"i"(Monitor_Leave));
    44 	asm("add esp,4");
    45 	}
    46