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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-10-02 01:32:58 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-10-02 01:32:58 -0700 |
| commit | 44ceb80c2dd1c4991357292ca27809b5012b9556 (patch) | |
| tree | 2af9f05d2bd5b0870732d67f72fe7deb4b3805aa /src | |
| parent | 86f3bec76d1bd14ed11188877dd3039d0bcfd489 (diff) | |
| download | gem5-44ceb80c2dd1c4991357292ca27809b5012b9556.tar.xz | |
X86: Make successive anonymous mmaps move down in 32 bit SE mode Linux.
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/linux/linux.hh | 4 | ||||
| -rw-r--r-- | src/arch/x86/process.cc | 2 |
2 files changed, 4 insertions, 2 deletions
diff --git a/src/arch/x86/linux/linux.hh b/src/arch/x86/linux/linux.hh index d5bead8f3..a810d4a79 100644 --- a/src/arch/x86/linux/linux.hh +++ b/src/arch/x86/linux/linux.hh @@ -190,7 +190,9 @@ class X86Linux32 : public Linux uint32_t totalhigh; /* Total high memory size */ uint32_t freehigh; /* Available high memory size */ uint32_t mem_unit; /* Memory unit size in bytes */ - } tgt_sysinfo; + } tgt_sysinfo; + + static bool mmapGrowsDown() { return true; } }; #endif diff --git a/src/arch/x86/process.cc b/src/arch/x86/process.cc index 4082e568c..f7678443d 100644 --- a/src/arch/x86/process.cc +++ b/src/arch/x86/process.cc @@ -184,7 +184,7 @@ I386LiveProcess::I386LiveProcess(LiveProcessParams *params, // Set up region for mmaps. This was determined empirically and may not // always be correct. - mmap_start = mmap_end = (Addr)0xf7ffd000ULL; + mmap_start = mmap_end = (Addr)0xf7ffe000ULL; } SyscallDesc* |