diff options
| -rw-r--r-- | src/arch/riscv/process.cc | 5 | ||||
| -rw-r--r-- | src/arch/riscv/process.hh | 4 |
2 files changed, 6 insertions, 3 deletions
diff --git a/src/arch/riscv/process.cc b/src/arch/riscv/process.cc index b9623720e..13038c17c 100644 --- a/src/arch/riscv/process.cc +++ b/src/arch/riscv/process.cc @@ -60,13 +60,12 @@ using namespace RiscvISA; RiscvProcess::RiscvProcess(ProcessParams * params, ObjectFile *objFile) : Process(params, objFile) { - const Addr mem_base = 0x80000000; - const Addr stack_base = mem_base; + const Addr stack_base = 0x7FFFFFFFFFFFFFFFL; const Addr max_stack_size = PageBytes * 64; const Addr next_thread_stack_base = stack_base - max_stack_size; const Addr brk_point = roundUp(objFile->bssBase() + objFile->bssSize(), PageBytes); - const Addr mmap_end = mem_base; + const Addr mmap_end = 0x4000000000000000L; memState = make_shared<MemState>(brk_point, stack_base, max_stack_size, next_thread_stack_base, mmap_end); } diff --git a/src/arch/riscv/process.hh b/src/arch/riscv/process.hh index 8275a118a..f732a4436 100644 --- a/src/arch/riscv/process.hh +++ b/src/arch/riscv/process.hh @@ -1,5 +1,6 @@ /* * Copyright (c) 2006 The Regents of The University of Michigan + * Copyright (c) 2017 The University of Virginia * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -27,6 +28,7 @@ * * Authors: Gabe Black * Ali Saidi + * Alec Roelke */ #ifndef __RISCV_PROCESS_HH__ @@ -57,6 +59,8 @@ class RiscvProcess : public Process using Process::getSyscallArg; void setSyscallArg(ThreadContext *tc, int i, RiscvISA::IntReg val); void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value); + + virtual bool mmapGrowsDown() const override { return false; } }; /* No architectural page table defined for this ISA */ |