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kern: update KAddressSpaceInfo to reflect 20.0.0 changes

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Michael Scire 2025-04-30 18:56:47 -07:00 • committed by SciresM
parent 66fcf33a2c
commit 3e19e4d004
6 changed files with 40 additions and 16 deletions
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5
libraries/libmesosphere/source/kern_k_initial_process_reader.cpp
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@ -229,9 +229,12 @@ namespace ams::kern {
out->flags |= ams::svc::CreateProcessFlag_DisableDeviceAddressSpaceMerge;
/* Set and check code address. */
/* NOTE: Even though Nintendo passes a size to GetAddressSpaceStart at other call sites, they pass */
/* a number of pages here. Even though this is presumably only used for debug assertions, this is */
/* almost certainly a bug. */
using ASType = KAddressSpaceInfo::Type;
const ASType as_type = this->Is64BitAddressSpace() ? ((GetTargetFirmware() >= TargetFirmware_2_0_0) ? KAddressSpaceInfo::Type_Map39Bit : KAddressSpaceInfo::Type_MapSmall) : KAddressSpaceInfo::Type_MapSmall;
const uintptr_t map_start = KAddressSpaceInfo::GetAddressSpaceStart(static_cast<ams::svc::CreateProcessFlag>(out->flags), as_type);
const uintptr_t map_start = KAddressSpaceInfo::GetAddressSpaceStart(static_cast<ams::svc::CreateProcessFlag>(out->flags), as_type, out->code_num_pages);
const size_t map_size = KAddressSpaceInfo::GetAddressSpaceSize(static_cast<ams::svc::CreateProcessFlag>(out->flags), as_type);
const uintptr_t map_end = map_start + map_size;
out->code_address = map_start + start_address;