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[GPU] InitializeRingBuffer - Clear buffer space to prevent random data readout

This commit is contained in:
Gliniak 2020-01-06 23:10:00 +01:00
parent 0ffe2e712d
commit 7d9e8fba2c
1 changed files with 3 additions and 0 deletions
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3
src/xenia/gpu/command_processor.cc
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@ -256,6 +256,9 @@ void CommandProcessor::InitializeRingBuffer(uint32_t ptr, uint32_t log2_size) {
read_ptr_index_ = 0; read_ptr_index_ = 0;
primary_buffer_ptr_ = ptr; primary_buffer_ptr_ = ptr;
primary_buffer_size_ = 1 << log2_size; primary_buffer_size_ = 1 << log2_size;
std::memset(kernel_state_->memory()->TranslatePhysical(primary_buffer_ptr_),
0x00, primary_buffer_size_);
} }
void CommandProcessor::EnableReadPointerWriteBack(uint32_t ptr, void CommandProcessor::EnableReadPointerWriteBack(uint32_t ptr,