SharedMemory: Updated MapSharedMemory to use an enum for permissions.

- Also added some safety checks to MapSharedMemory.
This commit is contained in:
bunnei 2014-07-05 10:22:03 -04:00
parent 882dc07929
commit 7ff92c36ed
3 changed files with 36 additions and 16 deletions

View file

@ -29,11 +29,6 @@ enum ControlMemoryOperation {
MEMORY_OPERATION_GSP_HEAP = 0x00010003,
};
enum MapMemoryPermission {
MEMORY_PERMISSION_UNMAP = 0x00000000,
MEMORY_PERMISSION_NORMAL = 0x00000001,
};
/// Map application or GSP heap memory
Result ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 addr1, u32 size, u32 permissions) {
DEBUG_LOG(SVC,"called operation=0x%08X, addr0=0x%08X, addr1=0x%08X, size=%08X, permissions=0x%08X",
@ -62,11 +57,15 @@ Result ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 addr1, u32 siz
Result MapMemoryBlock(Handle handle, u32 addr, u32 permissions, u32 other_permissions) {
DEBUG_LOG(SVC, "called memblock=0x08X, addr=0x%08X, mypermissions=0x%08X, otherpermission=%d",
handle, addr, permissions, other_permissions);
switch (permissions) {
case MEMORY_PERMISSION_NORMAL:
case MEMORY_PERMISSION_NORMAL + 1:
case MEMORY_PERMISSION_NORMAL + 2:
Kernel::MapSharedMemory(handle, addr, permissions, other_permissions);
Kernel::MemoryPermission permissions_type = static_cast<Kernel::MemoryPermission>(permissions);
switch (permissions_type) {
case Kernel::MemoryPermission::Read:
case Kernel::MemoryPermission::Write:
case Kernel::MemoryPermission::ReadWrite:
case Kernel::MemoryPermission::DontCare:
Kernel::MapSharedMemory(handle, addr, permissions_type,
static_cast<Kernel::MemoryPermission>(other_permissions));
break;
default:
ERROR_LOG(OSHLE, "unknown permissions=0x%08X", permissions);