diff options
Diffstat (limited to 'src/arch/mips/process.cc')
| -rw-r--r-- | src/arch/mips/process.cc | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/src/arch/mips/process.cc b/src/arch/mips/process.cc index bd7aa394e..6f2c88f69 100644 --- a/src/arch/mips/process.cc +++ b/src/arch/mips/process.cc @@ -27,6 +27,7 @@ * * Authors: Gabe Black * Ali Saidi + * Korey Sewell */ #include "arch/mips/isa_traits.hh" @@ -56,7 +57,8 @@ MipsLiveProcess::create(const std::string &nm, System *system, int stdin_fd, if (objFile->getArch() != ObjectFile::Mips) - fatal("Object file does not match architecture."); + fatal("Object file does not match MIPS architecture."); + switch (objFile->getOpSys()) { case ObjectFile::Linux: process = new MipsLinuxProcess(nm, objFile, system, @@ -79,22 +81,19 @@ MipsLiveProcess::MipsLiveProcess(const std::string &nm, ObjectFile *objFile, : LiveProcess(nm, objFile, _system, stdin_fd, stdout_fd, stderr_fd, argv, envp) { + // Set up stack. On MIPS, stack starts at the top of kuseg + // user address space. MIPS stack grows down from here + stack_base = 0x7FFFFFFF; - // XXX all the below need to be updated for SPARC - Ali + // Set pointer for next thread stack. Reserve 8M for main stack. + next_thread_stack_base = stack_base - (8 * 1024 * 1024); + + // Set up break point (Top of Heap) brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); brk_point = roundUp(brk_point, VMPageSize); - // Set up stack. On Alpha, stack goes below text section. This - // code should get moved to some architecture-specific spot. - stack_base = objFile->textBase() - (409600+4096); - - // Set up region for mmaps. Tru64 seems to start just above 0 and - // grow up from there. + // Set up region for mmaps. For now, start at bottom of kuseg space. mmap_start = mmap_end = 0x10000; - - // Set pointer for next thread stack. Reserve 8M for main stack. - next_thread_stack_base = stack_base - (8 * 1024 * 1024); - } void |