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video_core: dma_pusher: Remove integrity check on command lists.

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- This seems to cause softlocks in Breath of the Wild.
This commit is contained in:
bunnei
2020-11-07 00:08:19 -08:00
parent af477fb8c5
commit dc5396a466
3 changed files with 1 additions and 29 deletions
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26
src/video_core/dma_pusher.cpp
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@ -13,20 +13,6 @@
namespace Tegra {
void CommandList::RefreshIntegrityChecks(GPU& gpu) {
command_list_hashes.resize(command_lists.size());
for (std::size_t index = 0; index < command_lists.size(); ++index) {
const CommandListHeader command_list_header = command_lists[index];
std::vector<CommandHeader> command_headers(command_list_header.size);
gpu.MemoryManager().ReadBlockUnsafe(command_list_header.addr, command_headers.data(),
command_list_header.size * sizeof(u32));
command_list_hashes[index] =
Common::CityHash64(reinterpret_cast<char*>(command_headers.data()),
command_list_header.size * sizeof(u32));
}
}
DmaPusher::DmaPusher(Core::System& system, GPU& gpu) : gpu{gpu}, system{system} {}
DmaPusher::~DmaPusher() = default;
@ -77,8 +63,7 @@ bool DmaPusher::Step() {
dma_pushbuffer.pop();
} else {
const CommandListHeader command_list_header{
command_list.command_lists[dma_pushbuffer_subindex]};
const u64 next_hash = command_list.command_list_hashes[dma_pushbuffer_subindex++];
command_list.command_lists[dma_pushbuffer_subindex++]};
const GPUVAddr dma_get = command_list_header.addr;
if (dma_pushbuffer_subindex >= command_list.command_lists.size()) {
@ -95,15 +80,6 @@ bool DmaPusher::Step() {
command_headers.resize(command_list_header.size);
gpu.MemoryManager().ReadBlockUnsafe(dma_get, command_headers.data(),
command_list_header.size * sizeof(u32));
// Integrity check
const u64 new_hash = Common::CityHash64(reinterpret_cast<char*>(command_headers.data()),
command_list_header.size * sizeof(u32));
if (new_hash != next_hash) {
LOG_CRITICAL(HW_GPU, "CommandList at addr=0x{:X} is corrupt, skipping!", dma_get);
dma_pushbuffer.pop();
return true;
}
}
for (std::size_t index = 0; index < command_headers.size();) {
const CommandHeader& command_header = command_headers[index];