process.cc (10223:34f48d0dac97) process.cc (10318:98771a936b61)
1/*
2 * Copyright (c) 2003-2004 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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52
53SparcLiveProcess::SparcLiveProcess(LiveProcessParams * params,
54 ObjectFile *objFile, Addr _StackBias)
55 : LiveProcess(params, objFile), StackBias(_StackBias)
56{
57
58 // XXX all the below need to be updated for SPARC - Ali
59 brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize();
1/*
2 * Copyright (c) 2003-2004 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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52
53SparcLiveProcess::SparcLiveProcess(LiveProcessParams * params,
54 ObjectFile *objFile, Addr _StackBias)
55 : LiveProcess(params, objFile), StackBias(_StackBias)
56{
57
58 // XXX all the below need to be updated for SPARC - Ali
59 brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize();
60 brk_point = roundUp(brk_point, VMPageSize);
60 brk_point = roundUp(brk_point, PageBytes);
61
62 // Set pointer for next thread stack. Reserve 8M for main stack.
63 next_thread_stack_base = stack_base - (8 * 1024 * 1024);
64
65 // Initialize these to 0s
66 fillStart = 0;
67 spillStart = 0;
68}

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161
162 ThreadContext *tc = system->getThreadContext(contextIds[0]);
163 // The process runs in user mode with 32 bit addresses
164 PSTATE pstate = 0;
165 pstate.ie = 1;
166 pstate.am = 1;
167 tc->setMiscReg(MISCREG_PSTATE, pstate);
168
61
62 // Set pointer for next thread stack. Reserve 8M for main stack.
63 next_thread_stack_base = stack_base - (8 * 1024 * 1024);
64
65 // Initialize these to 0s
66 fillStart = 0;
67 spillStart = 0;
68}

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161
162 ThreadContext *tc = system->getThreadContext(contextIds[0]);
163 // The process runs in user mode with 32 bit addresses
164 PSTATE pstate = 0;
165 pstate.ie = 1;
166 pstate.am = 1;
167 tc->setMiscReg(MISCREG_PSTATE, pstate);
168
169 argsInit(32 / 8, VMPageSize);
169 argsInit(32 / 8, PageBytes);
170}
171
172void
173Sparc64LiveProcess::initState()
174{
175 SparcLiveProcess::initState();
176
177 ThreadContext *tc = system->getThreadContext(contextIds[0]);
178 // The process runs in user mode
179 PSTATE pstate = 0;
180 pstate.ie = 1;
181 tc->setMiscReg(MISCREG_PSTATE, pstate);
182
170}
171
172void
173Sparc64LiveProcess::initState()
174{
175 SparcLiveProcess::initState();
176
177 ThreadContext *tc = system->getThreadContext(contextIds[0]);
178 // The process runs in user mode
179 PSTATE pstate = 0;
180 pstate.ie = 1;
181 tc->setMiscReg(MISCREG_PSTATE, pstate);
182
183 argsInit(sizeof(IntReg), VMPageSize);
183 argsInit(sizeof(IntReg), PageBytes);
184}
185
186template<class IntType>
187void
188SparcLiveProcess::argsInit(int pageSize)
189{
190 int intSize = sizeof(IntType);
191

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229
230 // Setup the auxilliary vectors. These will already have endian conversion.
231 // Auxilliary vectors are loaded only for elf formatted executables.
232 ElfObject * elfObject = dynamic_cast<ElfObject *>(objFile);
233 if (elfObject) {
234 // Bits which describe the system hardware capabilities
235 auxv.push_back(auxv_t(M5_AT_HWCAP, hwcap));
236 // The system page size
184}
185
186template<class IntType>
187void
188SparcLiveProcess::argsInit(int pageSize)
189{
190 int intSize = sizeof(IntType);
191

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229
230 // Setup the auxilliary vectors. These will already have endian conversion.
231 // Auxilliary vectors are loaded only for elf formatted executables.
232 ElfObject * elfObject = dynamic_cast<ElfObject *>(objFile);
233 if (elfObject) {
234 // Bits which describe the system hardware capabilities
235 auxv.push_back(auxv_t(M5_AT_HWCAP, hwcap));
236 // The system page size
237 auxv.push_back(auxv_t(M5_AT_PAGESZ, SparcISA::VMPageSize));
237 auxv.push_back(auxv_t(M5_AT_PAGESZ, SparcISA::PageBytes));
238 // Defined to be 100 in the kernel source.
239 // Frequency at which times() increments
240 auxv.push_back(auxv_t(M5_AT_CLKTCK, 100));
241 // For statically linked executables, this is the virtual address of the
242 // program header tables if they appear in the executable image
243 auxv.push_back(auxv_t(M5_AT_PHDR, elfObject->programHeaderTable()));
244 // This is the size of a program header entry from the elf file.
245 auxv.push_back(auxv_t(M5_AT_PHENT, elfObject->programHeaderSize()));

--- 313 unchanged lines hidden --- 		238 // Defined to be 100 in the kernel source.
239 // Frequency at which times() increments
240 auxv.push_back(auxv_t(M5_AT_CLKTCK, 100));
241 // For statically linked executables, this is the virtual address of the
242 // program header tables if they appear in the executable image
243 auxv.push_back(auxv_t(M5_AT_PHDR, elfObject->programHeaderTable()));
244 // This is the size of a program header entry from the elf file.
245 auxv.push_back(auxv_t(M5_AT_PHENT, elfObject->programHeaderSize()));

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