process.cc (2909:4f5e7d6fab54) | process.cc (2935:d1223a6c9156) |
---|---|
1 2/* 3 * Copyright (c) 2003-2004 The Regents of The University of Michigan 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright --- 27 unchanged lines hidden (view full) --- 36#include "base/loader/object_file.hh" 37#include "base/misc.hh" 38#include "cpu/thread_context.hh" 39#include "sim/system.hh" 40 41using namespace std; 42using namespace MipsISA; 43 | 1 2/* 3 * Copyright (c) 2003-2004 The Regents of The University of Michigan 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright --- 27 unchanged lines hidden (view full) --- 36#include "base/loader/object_file.hh" 37#include "base/misc.hh" 38#include "cpu/thread_context.hh" 39#include "sim/system.hh" 40 41using namespace std; 42using namespace MipsISA; 43 |
44Addr MipsLiveProcess::stack_start = 0x7FFFFFFF; 45 | |
46MipsLiveProcess::MipsLiveProcess(const std::string &nm, ObjectFile *objFile, 47 System *_system, int stdin_fd, int stdout_fd, int stderr_fd, 48 std::vector<std::string> &argv, std::vector<std::string> &envp) 49 : LiveProcess(nm, objFile, _system, stdin_fd, stdout_fd, stderr_fd, 50 argv, envp) 51{ 52 // Set up stack. On MIPS, stack starts at the top of kuseg 53 // user address space. MIPS stack grows down from here | 44MipsLiveProcess::MipsLiveProcess(const std::string &nm, ObjectFile *objFile, 45 System *_system, int stdin_fd, int stdout_fd, int stderr_fd, 46 std::vector<std::string> &argv, std::vector<std::string> &envp) 47 : LiveProcess(nm, objFile, _system, stdin_fd, stdout_fd, stderr_fd, 48 argv, envp) 49{ 50 // Set up stack. On MIPS, stack starts at the top of kuseg 51 // user address space. MIPS stack grows down from here |
54 stack_base = stack_start; | 52 stack_base = 0x7FFFFFFF; |
55 56 // Set pointer for next thread stack. Reserve 8M for main stack. 57 next_thread_stack_base = stack_base - (8 * 1024 * 1024); | 53 54 // Set pointer for next thread stack. Reserve 8M for main stack. 55 next_thread_stack_base = stack_base - (8 * 1024 * 1024); |
58 stack_start = next_thread_stack_base; | |
59 60 // Set up break point (Top of Heap) 61 brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); 62 brk_point = roundUp(brk_point, VMPageSize); 63 64 // Set up region for mmaps. For now, start at bottom of kuseg space. 65 mmap_start = mmap_end = 0x10000; 66} 67 68void 69MipsLiveProcess::startup() 70{ 71 argsInit(MachineBytes, VMPageSize); 72} | 56 57 // Set up break point (Top of Heap) 58 brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); 59 brk_point = roundUp(brk_point, VMPageSize); 60 61 // Set up region for mmaps. For now, start at bottom of kuseg space. 62 mmap_start = mmap_end = 0x10000; 63} 64 65void 66MipsLiveProcess::startup() 67{ 68 argsInit(MachineBytes, VMPageSize); 69} |