sl@0: // Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32test\system\t_exc.cpp
sl@0: // 
sl@0: //
sl@0: 
sl@0: 
sl@0: #include <e32test.h>
sl@0: #include <e32svr.h>
sl@0: #include <u32std.h>
sl@0: #include <exec_enum.h>
sl@0: 
sl@0: #if defined(__CPU_ARM)
sl@0: __NAKED__ void UndefinedInstruction()
sl@0: 	{
sl@0: 	asm("mcr p15, 0, r0, c3, c0 ");
sl@0: 	}
sl@0: 
sl@0: __NAKED__ TInt ContextThread0(TAny *)
sl@0: 	{
sl@0: 	asm("cmp r0, #0x80000000 ");
sl@0: 	asm("beq 1f ");
sl@0: 	asm("mov r0, #0xa0000000 ");
sl@0: 	asm("msr cpsr_flg, r0 ");
sl@0: 	asm("mov r0, #0x00");
sl@0: 	asm("mov r1, #0x11");
sl@0: 	asm("mov r2, #0x22");
sl@0: 	asm("mov r3, #0x33");
sl@0: 	asm("mov r4, #0x44");
sl@0: 	asm("mov r5, #0x55");
sl@0: 	asm("mov r6, #0x66");
sl@0: 	asm("mov r7, #0x77");
sl@0: 	asm("mov r8, #0x88");
sl@0: 	asm("mov r9, #0x99");
sl@0: 	asm("mov r10, #0xaa");
sl@0: 	asm("mov r11, #0xbb");
sl@0: 	asm("mov r12, #0xcc");
sl@0: 	asm("mov r13, #0xdd");
sl@0: 	asm("mov r14, #0xee");
sl@0: 
sl@0: 	asm("context_thread0_loop: ");
sl@0: 	asm("b context_thread0_loop ");
sl@0: 	asm("1: ");
sl@0: 	asm("adr r0, context_thread0_loop ");
sl@0: 	__JUMP(,lr);
sl@0: 	}
sl@0: 
sl@0: __NAKED__ TInt ContextThread1(TAny *)
sl@0: 	{
sl@0: 	asm("cmp r0, #0x80000000 ");
sl@0: 	asm("beq 1f ");
sl@0: 	asm("mov r0, #0xa0000000 ");
sl@0: 	asm("msr cpsr_flg, r0 ");
sl@0: 	asm("mov r0, #0x00");
sl@0: 	asm("mov r1, #0x11");
sl@0: 	asm("mov r2, #0x22");
sl@0: 	asm("mov r3, #0x33");
sl@0: 	asm("mov r4, #0x44");
sl@0: 	asm("mov r5, #0x55");
sl@0: 	asm("mov r6, #0x66");
sl@0: 	asm("mov r7, #0x77");
sl@0: 	asm("mov r8, #0x88");
sl@0: 	asm("mov r9, #0x99");
sl@0: 	asm("mov r10, #0xaa");
sl@0: 	asm("mov r11, #0xbb");
sl@0: 	asm("mov r12, #0xcc");
sl@0: 	asm("mov r13, #0xdd");
sl@0: 	asm("mov r14, #0xee");
sl@0: 
sl@0: 	asm("swi 0x800000"); //	WaitForAnyRequest");
sl@0: 
sl@0: 	asm("context_thread1_pc: ");
sl@0: 	asm("b context_thread1_pc ");
sl@0: 	asm("1: ");
sl@0: 	asm("adr r0, context_thread1_pc ");
sl@0: 	__JUMP(,lr);
sl@0: 	}
sl@0: 
sl@0: __NAKED__ TInt ContextThread2(TAny *)
sl@0: 	{
sl@0: 	asm("cmp r0, #0x80000000 ");
sl@0: 	asm("beq 1f ");
sl@0: 	asm("ldr r0, __current_thread_handle ");
sl@0: 	asm("mov r1, #0xa0000000 ");
sl@0: 	asm("msr cpsr_flg, r1 ");
sl@0: 	asm("mov r1, #0x11");
sl@0: 	asm("mov r2, #0x22");
sl@0: 	asm("mov r3, #0x33");
sl@0: 	asm("mov r4, #0x44");
sl@0: 	asm("mov r5, #0x55");
sl@0: 	asm("mov r6, #0x66");
sl@0: 	asm("mov r7, #0x77");
sl@0: 	asm("mov r8, #0x88");
sl@0: 	asm("mov r9, #0x99");
sl@0: 	asm("mov r10, #0xaa");
sl@0: 	asm("mov r11, #0xbb");
sl@0: 	asm("mov r12, #0xcc");
sl@0: 	asm("mov r13, #0xdd");
sl@0: 	asm("mov r14, #0xee");
sl@0: 
sl@0: 	asm("swi %a0" : : "i" (EExecThreadSuspend)); //	RThread::Suspend");
sl@0: 
sl@0: 	asm("context_thread2_pc: ");
sl@0: 	asm("b context_thread2_pc ");
sl@0: 	asm("1: ");
sl@0: 	asm("adr r0, context_thread2_pc ");
sl@0: 	__JUMP(,lr);
sl@0: 
sl@0: 	asm("__current_thread_handle: ");
sl@0: 	asm(".word 0xffff8001 ");
sl@0: 	}
sl@0: #endif
sl@0: 
sl@0: #if defined(__CPU_X86)
sl@0: __NAKED__ TInt ContextThread0(TAny *)
sl@0: 	{
sl@0: 	asm("mov eax, [esp+4] ");
sl@0: 	asm("cmp eax, 0x80000000 ");
sl@0: 	asm("jz short c0_get_eip_addr ");
sl@0: 	asm("mov eax, 0xaaaaaaaa ");
sl@0: 	asm("mov ebx, 0xbbbbbbbb ");
sl@0: 	asm("mov ecx, 0xcccccccc ");
sl@0: 	asm("mov edx, 0xdddddddd ");
sl@0: 	asm("mov ebp, 0xeb0eb0eb ");
sl@0: 	asm("mov esi, 0xe51e51e5 ");
sl@0: 	asm("mov edi, 0xed1ed1ed ");
sl@0: 	asm("pushfd ");
sl@0: 	asm("or dword ptr [esp], 0xcd5 ");	// set OF DF SF ZF AF PF CF
sl@0: 	asm("popfd ");
sl@0: 	asm("mov esp, 0xe50e50e5 ");
sl@0: 	asm("c0_loop: ");
sl@0: 	asm("jmp short c0_loop ");
sl@0: 	asm("c0_get_eip_addr: ");
sl@0: 	asm("lea eax, c0_loop ");
sl@0: 	asm("ret ");
sl@0: 	}
sl@0: 
sl@0: __NAKED__ TInt ContextThread1(TAny *)
sl@0: 	{
sl@0: 	asm("mov eax, [esp+4] ");
sl@0: 	asm("cmp eax, 0x80000000 ");
sl@0: 	asm("jz short c1_get_eip_addr ");
sl@0: 	asm("mov eax, 0xaaaaaaaa ");
sl@0: 	asm("mov ebx, 0xbbbbbbbb ");
sl@0: 	asm("mov ecx, 0xcccccccc ");
sl@0: 	asm("mov edx, 0xdddddddd ");
sl@0: 	asm("mov ebp, 0xeb0eb0eb ");
sl@0: 	asm("mov esi, 0xe51e51e5 ");
sl@0: 	asm("mov edi, 0xed1ed1ed ");
sl@0: 	asm("pushfd ");
sl@0: 	asm("or dword ptr [esp], 0xcd5 ");	// set OF DF SF ZF AF PF CF
sl@0: 	asm("popfd ");
sl@0: 	asm("mov esp, 0xe50e50e5 ");
sl@0: 	asm("mov eax, %0" : : "i" (EFastExecWaitForAnyRequest));
sl@0: 	asm("int 0x20 ");
sl@0: 	asm("c1_eip: ");
sl@0: 	asm("c1_get_eip_addr: ");
sl@0: 	asm("lea eax, c1_eip ");
sl@0: 	asm("ret ");
sl@0: 	}
sl@0: 
sl@0: __NAKED__ TInt ContextThread2(TAny *)
sl@0: 	{
sl@0: 	asm("mov eax, [esp+4] ");
sl@0: 	asm("cmp eax, 0x80000000 ");
sl@0: 	asm("jz short c2_get_eip_addr ");
sl@0: 	asm("mov eax, 0xaaaaaaaa ");
sl@0: 	asm("mov ebx, 0xbbbbbbbb ");
sl@0: 	asm("mov ecx, 0xcccccccc ");
sl@0: 	asm("mov edx, 0xdddddddd ");
sl@0: 	asm("mov ebp, 0xeb0eb0eb ");
sl@0: 	asm("mov esi, 0xe51e51e5 ");
sl@0: 	asm("mov edi, 0xed1ed1ed ");
sl@0: 	asm("pushfd ");
sl@0: 	asm("or dword ptr [esp], 0xcd5 ");	// set OF DF SF ZF AF PF CF
sl@0: 	asm("popfd ");
sl@0: 	asm("mov esp, 0xe50e50e5 ");
sl@0: 	asm("mov eax, %0" : : "i" (EExecThreadSuspend));
sl@0: 	asm("mov ecx, 0xffff8001 ");
sl@0: 	asm("int 0x21 ");
sl@0: 	asm("c2_eip: ");
sl@0: 	asm("c2_get_eip_addr: ");
sl@0: 	asm("lea eax, c2_eip ");
sl@0: 	asm("ret ");
sl@0: 	}
sl@0: 
sl@0: #endif
sl@0: