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gpu: address extended guest memory without widening dense cache tables

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nmzik
2026-09-28 16:32:32 +04:00
parent c91fe80d64
commit 2016f8e2fe
12 changed files with 81 additions and 34 deletions
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src/graphics/host_gpu/renderer/cache/faultManager.cpp
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+3 -2
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@@ -134,8 +134,9 @@ void FaultManager::ProcessFaultBuffer() {
const auto* faults = std::bit_cast<const uint64_t*>(mapped);
const auto count = static_cast<uint32_t>(faults[0]);
for (uint32_t index = 1; index <= count; ++index) {
fault_ranges.Add(faults[index], BufferCache::CACHING_PAGESIZE);
LOGF("Accessed non-GPU cached memory at 0x%016" PRIx64 "\n", faults[index]);
const auto address = BufferCache::GuestAddress(faults[index]);
fault_ranges.Add(address, BufferCache::CACHING_PAGESIZE);
LOGF("Accessed non-GPU cached memory at 0x%016" PRIx64 "\n", address);
}
fault_ranges.ForEach([this](uint64_t start, uint64_t end) {
EXIT_IF(end - start > std::numeric_limits<uint32_t>::max());