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kern: KAddressSpaceInfo now takes CreateProcessFlags in getters

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Michael Scire 2024-10-09 12:03:21 -07:00 • committed by SciresM
parent a0ad3ef949
commit 70bf833070
5 changed files with 52 additions and 31 deletions
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26
libraries/libmesosphere/source/kern_k_address_space_info.cpp
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@ -37,6 +37,24 @@ namespace ams::kern {
{ 39, Invalid, ams::svc::AddressMemoryRegionStack39Size, KAddressSpaceInfo::Type_Stack, },
};
constexpr u8 FlagsToAddressSpaceWidthTable[4] = {
32, 36, 32, 39
};
constexpr size_t GetAddressSpaceWidth(ams::svc::CreateProcessFlag flags) {
/* Convert the input flags to an array index. */
const size_t idx = (flags & ams::svc::CreateProcessFlag_AddressSpaceMask) >> ams::svc::CreateProcessFlag_AddressSpaceShift;
MESOSPHERE_ABORT_UNLESS(idx < sizeof(FlagsToAddressSpaceWidthTable));
/* Return the width. */
return FlagsToAddressSpaceWidthTable[idx];
}
static_assert(GetAddressSpaceWidth(ams::svc::CreateProcessFlag_AddressSpace32Bit) == 32);
static_assert(GetAddressSpaceWidth(ams::svc::CreateProcessFlag_AddressSpace64BitDeprecated) == 36);
static_assert(GetAddressSpaceWidth(ams::svc::CreateProcessFlag_AddressSpace32BitWithoutAlias) == 32);
static_assert(GetAddressSpaceWidth(ams::svc::CreateProcessFlag_AddressSpace64Bit) == 39);
KAddressSpaceInfo &GetAddressSpaceInfo(size_t width, KAddressSpaceInfo::Type type) {
for (auto &info : AddressSpaceInfos) {
if (info.GetWidth() == width && info.GetType() == type) {
@ -48,12 +66,12 @@ namespace ams::kern {
}
uintptr_t KAddressSpaceInfo::GetAddressSpaceStart(size_t width, KAddressSpaceInfo::Type type) {
return GetAddressSpaceInfo(width, type).GetAddress();
uintptr_t KAddressSpaceInfo::GetAddressSpaceStart(ams::svc::CreateProcessFlag flags, KAddressSpaceInfo::Type type) {
return GetAddressSpaceInfo(GetAddressSpaceWidth(flags), type).GetAddress();
}
size_t KAddressSpaceInfo::GetAddressSpaceSize(size_t width, KAddressSpaceInfo::Type type) {
return GetAddressSpaceInfo(width, type).GetSize();
size_t KAddressSpaceInfo::GetAddressSpaceSize(ams::svc::CreateProcessFlag flags, KAddressSpaceInfo::Type type) {
return GetAddressSpaceInfo(GetAddressSpaceWidth(flags), type).GetSize();
}
void KAddressSpaceInfo::SetAddressSpaceSize(size_t width, Type type, size_t size) {