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kern: SvcInvalidateProcessDataCache

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This commit is contained in:
Michael Scire 2020-07-23 20:07:40 -07:00 • committed by SciresM
parent 46935fea80
commit 418de7b0dc
4 changed files with 91 additions and 2 deletions
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20
libraries/libmesosphere/source/svc/kern_svc_cache.cpp
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@ -73,6 +73,22 @@ namespace ams::kern::svc {
return ResultSuccess();
}
Result InvalidateProcessDataCache(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
/* Validate address/size. */
R_UNLESS(size > 0, svc::ResultInvalidSize());
R_UNLESS(address == static_cast<uintptr_t>(address), svc::ResultInvalidCurrentMemory());
R_UNLESS(size == static_cast<size_t>(size), svc::ResultInvalidCurrentMemory());
/* Get the process from its handle. */
KScopedAutoObject process = GetCurrentProcess().GetHandleTable().GetObject<KProcess>(process_handle);
R_UNLESS(process.IsNotNull(), svc::ResultInvalidHandle());
/* Invalidate the cache. */
R_TRY(process->GetPageTable().InvalidateProcessDataCache(address, size));
return ResultSuccess();
}
Result StoreProcessDataCache(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
/* Validate address/size. */
R_UNLESS(size > 0, svc::ResultInvalidSize());
@ -140,7 +156,7 @@ namespace ams::kern::svc {
}
Result InvalidateProcessDataCache64(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
MESOSPHERE_PANIC("Stubbed SvcInvalidateProcessDataCache64 was called.");
return InvalidateProcessDataCache(process_handle, address, size);
}
Result StoreProcessDataCache64(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
@ -162,7 +178,7 @@ namespace ams::kern::svc {
}
Result InvalidateProcessDataCache64From32(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
MESOSPHERE_PANIC("Stubbed SvcInvalidateProcessDataCache64From32 was called.");
return InvalidateProcessDataCache(process_handle, address, size);
}
Result StoreProcessDataCache64From32(ams::svc::Handle process_handle, uint64_t address, uint64_t size) {