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kernel/vm_manager: Rename 'new map' to 'stack'

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Provides a more accurate name for the memory region and also
disambiguates between the map and new map regions of memory, making it
easier to understand.
This commit is contained in:
Lioncash 2019-07-06 02:02:01 -04:00
parent 313cc36fec
commit 2a9e388290
3 changed files with 37 additions and 37 deletions
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20
src/core/hle/kernel/svc.cpp
View file

@ -98,9 +98,9 @@ ResultCode MapUnmapMemorySanityChecks(const VMManager& vm_manager, VAddr dst_add
return ERR_INVALID_ADDRESS_STATE;
}
if (!vm_manager.IsWithinNewMapRegion(dst_addr, size)) {
if (!vm_manager.IsWithinStackRegion(dst_addr, size)) {
LOG_ERROR(Kernel_SVC,
"Destination is not within the new map region, addr=0x{:016X}, size=0x{:016X}",
"Destination is not within the stack region, addr=0x{:016X}, size=0x{:016X}",
dst_addr, size);
return ERR_INVALID_MEMORY_RANGE;
}
@ -726,8 +726,8 @@ static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, u64 ha
// 2.0.0+
ASLRRegionBaseAddr = 12,
ASLRRegionSize = 13,
NewMapRegionBaseAddr = 14,
NewMapRegionSize = 15,
StackRegionBaseAddr = 14,
StackRegionSize = 15,
// 3.0.0+
IsVirtualAddressMemoryEnabled = 16,
PersonalMmHeapUsage = 17,
@ -752,8 +752,8 @@ static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, u64 ha
case GetInfoType::HeapRegionSize:
case GetInfoType::ASLRRegionBaseAddr:
case GetInfoType::ASLRRegionSize:
case GetInfoType::NewMapRegionBaseAddr:
case GetInfoType::NewMapRegionSize:
case GetInfoType::StackRegionBaseAddr:
case GetInfoType::StackRegionSize:
case GetInfoType::TotalPhysicalMemoryAvailable:
case GetInfoType::TotalPhysicalMemoryUsed:
case GetInfoType::IsVirtualAddressMemoryEnabled:
@ -806,12 +806,12 @@ static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, u64 ha
*result = process->VMManager().GetASLRRegionSize();
return RESULT_SUCCESS;
case GetInfoType::NewMapRegionBaseAddr:
*result = process->VMManager().GetNewMapRegionBaseAddress();
case GetInfoType::StackRegionBaseAddr:
*result = process->VMManager().GetStackRegionBaseAddress();
return RESULT_SUCCESS;
case GetInfoType::NewMapRegionSize:
*result = process->VMManager().GetNewMapRegionSize();
case GetInfoType::StackRegionSize:
*result = process->VMManager().GetStackRegionSize();
return RESULT_SUCCESS;
case GetInfoType::TotalPhysicalMemoryAvailable:

34
src/core/hle/kernel/vm_manager.cpp
View file

@ -625,7 +625,7 @@ void VMManager::UpdatePageTableForVMA(const VirtualMemoryArea& vma) {
void VMManager::InitializeMemoryRegionRanges(FileSys::ProgramAddressSpaceType type) {
u64 map_region_size = 0;
u64 heap_region_size = 0;
u64 new_map_region_size = 0;
u64 stack_region_size = 0;
u64 tls_io_region_size = 0;
u64 stack_and_tls_io_end = 0;
@ -665,7 +665,7 @@ void VMManager::InitializeMemoryRegionRanges(FileSys::ProgramAddressSpaceType ty
aslr_region_end = aslr_region_base + 0x7FF8000000;
map_region_size = 0x1000000000;
heap_region_size = 0x180000000;
new_map_region_size = 0x80000000;
stack_region_size = 0x80000000;
tls_io_region_size = 0x1000000000;
break;
default:
@ -685,15 +685,15 @@ void VMManager::InitializeMemoryRegionRanges(FileSys::ProgramAddressSpaceType ty
heap_region_end = heap_region_base + heap_region_size;
heap_end = heap_region_base;
new_map_region_base = heap_region_end;
new_map_region_end = new_map_region_base + new_map_region_size;
stack_region_base = heap_region_end;
stack_region_end = stack_region_base + stack_region_size;
tls_io_region_base = new_map_region_end;
tls_io_region_base = stack_region_end;
tls_io_region_end = tls_io_region_base + tls_io_region_size;
if (new_map_region_size == 0) {
new_map_region_base = stack_and_tls_io_begin;
new_map_region_end = stack_and_tls_io_end;
if (stack_region_size == 0) {
stack_region_base = stack_and_tls_io_begin;
stack_region_end = stack_and_tls_io_end;
}
if (tls_io_region_size == 0) {
@ -890,21 +890,21 @@ bool VMManager::IsWithinMapRegion(VAddr address, u64 size) const {
return IsInsideAddressRange(address, size, GetMapRegionBaseAddress(), GetMapRegionEndAddress());
}
VAddr VMManager::GetNewMapRegionBaseAddress() const {
return new_map_region_base;
VAddr VMManager::GetStackRegionBaseAddress() const {
return stack_region_base;
}
VAddr VMManager::GetNewMapRegionEndAddress() const {
return new_map_region_end;
VAddr VMManager::GetStackRegionEndAddress() const {
return stack_region_end;
}
u64 VMManager::GetNewMapRegionSize() const {
return new_map_region_end - new_map_region_base;
u64 VMManager::GetStackRegionSize() const {
return stack_region_end - stack_region_base;
}
bool VMManager::IsWithinNewMapRegion(VAddr address, u64 size) const {
return IsInsideAddressRange(address, size, GetNewMapRegionBaseAddress(),
GetNewMapRegionEndAddress());
bool VMManager::IsWithinStackRegion(VAddr address, u64 size) const {
return IsInsideAddressRange(address, size, GetStackRegionBaseAddress(),
GetStackRegionEndAddress());
}
VAddr VMManager::GetTLSIORegionBaseAddress() const {

20
src/core/hle/kernel/vm_manager.h
View file

@ -596,17 +596,17 @@ public:
/// Determines whether or not the specified range is within the map region.
bool IsWithinMapRegion(VAddr address, u64 size) const;
/// Gets the base address of the new map region.
VAddr GetNewMapRegionBaseAddress() const;
/// Gets the base address of the stack region.
VAddr GetStackRegionBaseAddress() const;
/// Gets the end address of the new map region.
VAddr GetNewMapRegionEndAddress() const;
/// Gets the end address of the stack region.
VAddr GetStackRegionEndAddress() const;
/// Gets the total size of the new map region in bytes.
u64 GetNewMapRegionSize() const;
/// Gets the total size of the stack region in bytes.
u64 GetStackRegionSize() const;
/// Determines whether or not the given address range is within the new map region
bool IsWithinNewMapRegion(VAddr address, u64 size) const;
/// Determines whether or not the given address range is within the stack region
bool IsWithinStackRegion(VAddr address, u64 size) const;
/// Gets the base address of the TLS IO region.
VAddr GetTLSIORegionBaseAddress() const;
@ -726,8 +726,8 @@ private:
VAddr map_region_base = 0;
VAddr map_region_end = 0;
VAddr new_map_region_base = 0;
VAddr new_map_region_end = 0;
VAddr stack_region_base = 0;
VAddr stack_region_end = 0;
VAddr tls_io_region_base = 0;
VAddr tls_io_region_end = 0;