1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/kernelhwsrv/kernel/eka/include/u32exec.h Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,214 @@
1.4 +// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
1.5 +// All rights reserved.
1.6 +// This component and the accompanying materials are made available
1.7 +// under the terms of the License "Eclipse Public License v1.0"
1.8 +// which accompanies this distribution, and is available
1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.10 +//
1.11 +// Initial Contributors:
1.12 +// Nokia Corporation - initial contribution.
1.13 +//
1.14 +// Contributors:
1.15 +//
1.16 +// Description:
1.17 +// e32\include\u32exec.h
1.18 +//
1.19 +// WARNING: This file contains some APIs which are internal and are subject
1.20 +// to change without notice. Such APIs should therefore not be used
1.21 +// outside the Kernel and Hardware Services package.
1.22 +//
1.23 +
1.24 +/**
1.25 + @file
1.26 + @internalComponent
1.27 +*/
1.28 +
1.29 +#ifndef __U32EXEC_H__
1.30 +#define __U32EXEC_H__
1.31 +#include <u32std.h>
1.32 +#include <cpudefs.h>
1.33 +
1.34 +#ifdef __KERNEL_MODE__
1.35 +#define EXEC_INT64 Int64
1.36 +#define EXEC_TIME TTimeK
1.37 +#else
1.38 +#define EXEC_INT64 TInt64
1.39 +#define EXEC_TIME TInt64
1.40 +#endif
1.41 +
1.42 +//#ifdef __SYMC__
1.43 +//#define __EXECDECL__
1.44 +//#else
1.45 +#define __EXECDECL__ __NAKED__
1.46 +//#endif
1.47 +
1.48 +#if defined(__WINS__)
1.49 +
1.50 +// Executive call macros for WINS
1.51 +
1.52 +#define EXECUTIVE_FAST 0x00800000
1.53 +#define EXECUTIVE_SLOW 0x00000000
1.54 +
1.55 +#define __DISPATCH(func) \
1.56 + __asm lea edx, [esp + 0x4] \
1.57 + __asm mov ecx, (func) \
1.58 + __asm jmp [TheDispatcher]
1.59 +
1.60 +
1.61 +#define FAST_EXEC0(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.62 +#define FAST_EXEC1(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.63 +#define SLOW_EXEC0(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.64 +#define SLOW_EXEC1(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.65 +#define SLOW_EXEC2(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.66 +#define SLOW_EXEC3(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.67 +#define SLOW_EXEC4(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.68 +
1.69 +#define KFAST_EXEC0(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.70 +#define KFAST_EXEC1(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.71 +#define KSLOW_EXEC0(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.72 +#define KSLOW_EXEC1(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.73 +#define KSLOW_EXEC2(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.74 +#define KSLOW_EXEC3(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.75 +#define KSLOW_EXEC4(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.76 +
1.77 +#elif defined(__CPU_X86)
1.78 +
1.79 +// Executive call macros for X86
1.80 +#ifdef __GCC32__
1.81 +#define FAST_EXEC0(n) asm("mov eax, %0": :"i"(n)); \
1.82 + asm("int 0x20 \n ret")
1.83 +#define FAST_EXEC1(n) asm("mov eax, %0": :"i"(n)); \
1.84 + asm("mov ecx, [esp+4] \n int 0x20 \n ret")
1.85 +#define SLOW_EXEC0(n) asm("mov eax, %0": :"i"(n)); \
1.86 + asm("int 0x21 \n ret")
1.87 +#define SLOW_EXEC1(n) asm("mov eax, %0": :"i"(n)); \
1.88 + asm("mov ecx, [esp+4] \n int 0x21 \n ret")
1.89 +#define SLOW_EXEC2(n) asm("mov eax, %0": :"i"(n)); \
1.90 + asm("mov ecx, [esp+4] \n mov edx, [esp+8] \n int 0x21 \n ret")
1.91 +#define SLOW_EXEC3(n) asm("mov eax, %0": :"i"(n)); \
1.92 + asm("push ebx \n" \
1.93 + "mov ecx, [esp+8] \n" \
1.94 + "mov edx, [esp+12]\n" \
1.95 + "mov ebx, [esp+16]\n" \
1.96 + "int 0x21 \n" \
1.97 + "pop ebx \n" \
1.98 + "ret")
1.99 +
1.100 +#define SLOW_EXEC4(n) asm("mov eax, %0": :"i"(n)); \
1.101 + asm("push ebx \n" \
1.102 + "push esi \n" \
1.103 + "mov ecx, [esp+12]\n" \
1.104 + "mov edx, [esp+16]\n" \
1.105 + "mov ebx, [esp+20]\n" \
1.106 + "mov esi, [esp+24]\n" \
1.107 + "int 0x21 \n" \
1.108 + "pop esi \n" \
1.109 + "pop ebx \n" \
1.110 + "ret")
1.111 +#else
1.112 +#define FAST_EXEC0(n) _asm mov eax, n _asm int 20h _asm ret
1.113 +#define FAST_EXEC1(n) _asm mov eax, n _asm mov ecx, [esp+4] _asm int 20h _asm ret
1.114 +
1.115 +#define SLOW_EXEC0(n) _asm mov eax, n _asm int 21h _asm ret
1.116 +#define SLOW_EXEC1(n) _asm mov eax, n _asm mov ecx, [esp+4] _asm int 21h _asm ret
1.117 +#define SLOW_EXEC2(n) _asm mov eax, n _asm mov ecx, [esp+4] _asm mov edx, [esp+8] _asm int 21h _asm ret
1.118 +
1.119 +#define SLOW_EXEC3(n) _asm mov eax, n \
1.120 + _asm push ebx \
1.121 + _asm mov ecx, [esp+8] \
1.122 + _asm mov edx, [esp+12] \
1.123 + _asm mov ebx, [esp+16] \
1.124 + _asm int 21h \
1.125 + _asm pop ebx \
1.126 + _asm ret
1.127 +
1.128 +#define SLOW_EXEC4(n) _asm mov eax, n \
1.129 + _asm push ebx \
1.130 + _asm push esi \
1.131 + _asm mov ecx, [esp+12] \
1.132 + _asm mov edx, [esp+16] \
1.133 + _asm mov ebx, [esp+20] \
1.134 + _asm mov esi, [esp+24] \
1.135 + _asm int 21h \
1.136 + _asm pop esi \
1.137 + _asm pop ebx \
1.138 + _asm ret
1.139 +#endif
1.140 +
1.141 +#define KFAST_EXEC0(n) FAST_EXEC0(n)
1.142 +#define KFAST_EXEC1(n) FAST_EXEC1(n)
1.143 +#define KSLOW_EXEC0(n) SLOW_EXEC0(n)
1.144 +#define KSLOW_EXEC1(n) SLOW_EXEC1(n)
1.145 +#define KSLOW_EXEC2(n) SLOW_EXEC2(n)
1.146 +#define KSLOW_EXEC3(n) SLOW_EXEC3(n)
1.147 +#define KSLOW_EXEC4(n) SLOW_EXEC4(n)
1.148 +
1.149 +#elif defined(__CPU_ARM)
1.150 +
1.151 +// Executive call macros for ARM
1.152 +
1.153 +#define EXECUTIVE_FAST 0x00800000
1.154 +#define EXECUTIVE_SLOW 0x00000000
1.155 +
1.156 +#define __DISPATCH(n) \
1.157 + asm("swi %a0" : : "i" (n)); \
1.158 + __JUMP(,lr);
1.159 +
1.160 +#define FAST_EXEC0(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.161 +#define FAST_EXEC1(n) __DISPATCH((n)|EXECUTIVE_FAST)
1.162 +#define SLOW_EXEC0(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.163 +#define SLOW_EXEC1(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.164 +#define SLOW_EXEC2(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.165 +#define SLOW_EXEC3(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.166 +#define SLOW_EXEC4(n) __DISPATCH((n)|EXECUTIVE_SLOW)
1.167 +
1.168 +#define __KDISPATCH(n) \
1.169 + asm("stmfd sp!, {ip,lr} "); \
1.170 + asm("swi %a0" : : "i" (n)); \
1.171 + __POPRET("ip,");
1.172 +
1.173 +#define KFAST_EXEC0(n) __KDISPATCH((n)|EXECUTIVE_FAST)
1.174 +#define KFAST_EXEC1(n) __KDISPATCH((n)|EXECUTIVE_FAST)
1.175 +#define KSLOW_EXEC0(n) __KDISPATCH((n)|EXECUTIVE_SLOW)
1.176 +#define KSLOW_EXEC1(n) __KDISPATCH((n)|EXECUTIVE_SLOW)
1.177 +#define KSLOW_EXEC2(n) __KDISPATCH((n)|EXECUTIVE_SLOW)
1.178 +#define KSLOW_EXEC3(n) __KDISPATCH((n)|EXECUTIVE_SLOW)
1.179 +#define KSLOW_EXEC4(n) __KDISPATCH((n)|EXECUTIVE_SLOW)
1.180 +
1.181 +#define __DISPATCH_NR(n) \
1.182 + asm("swi %a0" : : "i" (n));
1.183 +
1.184 +#define FAST_EXEC0_NR(n) __DISPATCH_NR((n)|EXECUTIVE_FAST)
1.185 +#define FAST_EXEC1_NR(n) __DISPATCH_NR((n)|EXECUTIVE_FAST)
1.186 +#define SLOW_EXEC0_NR(n) __DISPATCH_NR((n)|EXECUTIVE_SLOW)
1.187 +#define SLOW_EXEC1_NR(n) __DISPATCH_NR((n)|EXECUTIVE_SLOW)
1.188 +#define SLOW_EXEC2_NR(n) __DISPATCH_NR((n)|EXECUTIVE_SLOW)
1.189 +#define SLOW_EXEC3_NR(n) __DISPATCH_NR((n)|EXECUTIVE_SLOW)
1.190 +#define SLOW_EXEC4_NR(n) __DISPATCH_NR((n)|EXECUTIVE_SLOW)
1.191 +
1.192 +#define __KDISPATCH_NR(n) \
1.193 + asm("swi %a0" : : "i" (n));
1.194 +
1.195 +#define KFAST_EXEC0_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_FAST)
1.196 +#define KFAST_EXEC1_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_FAST)
1.197 +#define KSLOW_EXEC0_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_SLOW)
1.198 +#define KSLOW_EXEC1_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_SLOW)
1.199 +#define KSLOW_EXEC2_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_SLOW)
1.200 +#define KSLOW_EXEC3_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_SLOW)
1.201 +#define KSLOW_EXEC4_NR(n) __KDISPATCH_NR((n)|EXECUTIVE_SLOW)
1.202 +
1.203 +#else
1.204 +#error Unknown CPU
1.205 +#endif
1.206 +
1.207 +#ifdef __LEAVE_EQUALS_THROW__
1.208 +// Hide TTrap to catch unwary uses of the old cleanup
1.209 +// mechanism at compile time
1.210 +class TTrap;
1.211 +#endif //__LEAVE_EQUALS_THROW__
1.212 +
1.213 +#include <exec_enum.h>
1.214 +#include <e32btrace.h>
1.215 +#include <exec_user.h>
1.216 +
1.217 +#endif