diff options
Diffstat (limited to 'src/arch/power/process.cc')
| -rw-r--r-- | src/arch/power/process.cc | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/arch/power/process.cc b/src/arch/power/process.cc index 7359fbf9a..5a32218ef 100644 --- a/src/arch/power/process.cc +++ b/src/arch/power/process.cc @@ -51,17 +51,18 @@ using namespace PowerISA; PowerProcess::PowerProcess(ProcessParams *params, ObjectFile *objFile) : Process(params, objFile) { - stack_base = 0xbf000000L; + memState->stackBase = 0xbf000000L; // Set pointer for next thread stack. Reserve 8M for main stack. - next_thread_stack_base = stack_base - (8 * 1024 * 1024); + memState->nextThreadStackBase = memState->stackBase - (8 * 1024 * 1024); // Set up break point (Top of Heap) - brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); - brk_point = roundUp(brk_point, PageBytes); + memState->brkPoint = objFile->dataBase() + objFile->dataSize() + + objFile->bssSize(); + memState->brkPoint = roundUp(memState->brkPoint, PageBytes); // Set up region for mmaps. For now, start at bottom of kuseg space. - mmap_end = 0x70000000L; + memState->mmapEnd = 0x70000000L; } void @@ -185,15 +186,16 @@ PowerProcess::argsInit(int intSize, int pageSize) int space_needed = frame_size + aux_padding; - stack_min = stack_base - space_needed; - stack_min = roundDown(stack_min, align); - stack_size = stack_base - stack_min; + memState->stackMin = memState->stackBase - space_needed; + memState->stackMin = roundDown(memState->stackMin, align); + memState->stackSize = memState->stackBase - memState->stackMin; // map memory - allocateMem(roundDown(stack_min, pageSize), roundUp(stack_size, pageSize)); + allocateMem(roundDown(memState->stackMin, pageSize), + roundUp(memState->stackSize, pageSize)); // map out initial stack contents - uint32_t sentry_base = stack_base - sentry_size; + uint32_t sentry_base = memState->stackBase - sentry_size; uint32_t aux_data_base = sentry_base - aux_data_size; uint32_t env_data_base = aux_data_base - env_data_size; uint32_t arg_data_base = env_data_base - arg_data_size; @@ -212,7 +214,7 @@ PowerProcess::argsInit(int intSize, int pageSize) DPRINTF(Stack, "0x%x - envp array\n", envp_array_base); DPRINTF(Stack, "0x%x - argv array\n", argv_array_base); DPRINTF(Stack, "0x%x - argc \n", argc_base); - DPRINTF(Stack, "0x%x - stack min\n", stack_min); + DPRINTF(Stack, "0x%x - stack min\n", memState->stackMin); // write contents to stack @@ -257,12 +259,12 @@ PowerProcess::argsInit(int intSize, int pageSize) ThreadContext *tc = system->getThreadContext(contextIds[0]); //Set the stack pointer register - tc->setIntReg(StackPointerReg, stack_min); + tc->setIntReg(StackPointerReg, memState->stackMin); tc->pcState(getStartPC()); //Align the "stack_min" to a page boundary. - stack_min = roundDown(stack_min, pageSize); + memState->stackMin = roundDown(memState->stackMin, pageSize); } PowerISA::IntReg |