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svc: Implement svcSetMemoryAttribute

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With all the basic backing functionality implemented, we can now unstub
svcSetMemoryAttribute.
This commit is contained in:
Lioncash 2018-12-15 15:21:41 -05:00
parent 622242e345
commit caab838bdb
1 changed files with 46 additions and 5 deletions
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51
src/core/hle/kernel/svc.cpp
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@ -254,11 +254,52 @@ static ResultCode SetMemoryPermission(VAddr addr, u64 size, u32 prot) {
return vm_manager.ReprotectRange(addr, size, converted_permissions); return vm_manager.ReprotectRange(addr, size, converted_permissions);
} }
static ResultCode SetMemoryAttribute(VAddr addr, u64 size, u32 state0, u32 state1) { static ResultCode SetMemoryAttribute(VAddr address, u64 size, u32 mask, u32 attribute) {
LOG_WARNING(Kernel_SVC, LOG_DEBUG(Kernel_SVC,
"(STUBBED) called, addr=0x{:X}, size=0x{:X}, state0=0x{:X}, state1=0x{:X}", addr, "called, address=0x{:016X}, size=0x{:X}, mask=0x{:08X}, attribute=0x{:08X}", address,
size, state0, state1); size, mask, attribute);
return RESULT_SUCCESS;
if (!Common::Is4KBAligned(address)) {
LOG_ERROR(Kernel_SVC, "Address not page aligned (0x{:016X})", address);
return ERR_INVALID_ADDRESS;
}
if (size == 0 || !Common::Is4KBAligned(size)) {
LOG_ERROR(Kernel_SVC, "Invalid size (0x{:X}). Size must be non-zero and page aligned.",
size);
return ERR_INVALID_ADDRESS;
}
if (!IsValidAddressRange(address, size)) {
LOG_ERROR(Kernel_SVC, "Address range overflowed (Address: 0x{:016X}, Size: 0x{:016X})",
address, size);
return ERR_INVALID_ADDRESS_STATE;
}
const auto mem_attribute = static_cast<MemoryAttribute>(attribute);
const auto mem_mask = static_cast<MemoryAttribute>(mask);
const auto attribute_with_mask = mem_attribute | mem_mask;
if (attribute_with_mask != mem_mask) {
LOG_ERROR(Kernel_SVC,
"Memory attribute doesn't match the given mask (Attribute: 0x{:X}, Mask: {:X}",
attribute, mask);
return ERR_INVALID_COMBINATION;
}
if ((attribute_with_mask | MemoryAttribute::Uncached) != MemoryAttribute::Uncached) {
LOG_ERROR(Kernel_SVC, "Specified attribute isn't equal to MemoryAttributeUncached (8).");
return ERR_INVALID_COMBINATION;
}
auto& vm_manager = Core::CurrentProcess()->VMManager();
if (!IsInsideAddressSpace(vm_manager, address, size)) {
LOG_ERROR(Kernel_SVC,
"Given address (0x{:016X}) is outside the bounds of the address space.", address);
return ERR_INVALID_ADDRESS_STATE;
}
return vm_manager.SetMemoryAttribute(address, size, mem_mask, mem_attribute);
} }
/// Maps a memory range into a different range. /// Maps a memory range into a different range.