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[GPU] Small ring buffer setup function cleanup

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This commit is contained in:
Triang3l
2021-05-04 23:13:55 +03:00
parent 330beaf552
commit 40ca4abc0b
5 changed files with 20 additions and 20 deletions
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13
src/xenia/gpu/command_processor.cc
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@@ -257,22 +257,21 @@ bool CommandProcessor::SetupContext() { return true; }
void CommandProcessor::ShutdownContext() { context_.reset(); }
void CommandProcessor::InitializeRingBuffer(uint32_t ptr, uint32_t log2_size) {
void CommandProcessor::InitializeRingBuffer(uint32_t ptr, uint32_t size_log2) {
read_ptr_index_ = 0;
primary_buffer_ptr_ = ptr;
primary_buffer_size_ = 1 << log2_size;
primary_buffer_size_ = uint32_t(1) << (size_log2 + 3);
}
void CommandProcessor::EnableReadPointerWriteBack(uint32_t ptr,
uint32_t block_size) {
uint32_t block_size_log2) {
// CP_RB_RPTR_ADDR Ring Buffer Read Pointer Address 0x70C
// ptr = RB_RPTR_ADDR, pointer to write back the address to.
read_ptr_writeback_ptr_ = ptr;
// CP_RB_CNTL Ring Buffer Control 0x704
// block_size = RB_BLKSZ, number of quadwords read between updates of the
// read pointer.
read_ptr_update_freq_ =
static_cast<uint32_t>(pow(2.0, static_cast<double>(block_size)) / 4);
// block_size = RB_BLKSZ, log2 of number of quadwords read between updates of
// the read pointer.
read_ptr_update_freq_ = uint32_t(1) << block_size_log2 >> 2;
}
void CommandProcessor::UpdateWritePointer(uint32_t value) {

4
src/xenia/gpu/command_processor.h
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@@ -144,8 +144,8 @@ class CommandProcessor {
virtual void RestoreEdramSnapshot(const void* snapshot) = 0;
void InitializeRingBuffer(uint32_t ptr, uint32_t page_count);
void EnableReadPointerWriteBack(uint32_t ptr, uint32_t block_size);
void InitializeRingBuffer(uint32_t ptr, uint32_t size_log2);
void EnableReadPointerWriteBack(uint32_t ptr, uint32_t block_size_log2);
void UpdateWritePointer(uint32_t value);

8
src/xenia/gpu/graphics_system.cc
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@@ -220,13 +220,13 @@ void GraphicsSystem::WriteRegister(uint32_t addr, uint32_t value) {
register_file_.values[r].u32 = value;
}
void GraphicsSystem::InitializeRingBuffer(uint32_t ptr, uint32_t log2_size) {
command_processor_->InitializeRingBuffer(ptr, log2_size + 0x3);
void GraphicsSystem::InitializeRingBuffer(uint32_t ptr, uint32_t size_log2) {
command_processor_->InitializeRingBuffer(ptr, size_log2);
}
void GraphicsSystem::EnableReadPointerWriteBack(uint32_t ptr,
uint32_t block_size) {
command_processor_->EnableReadPointerWriteBack(ptr, block_size);
uint32_t block_size_log2) {
command_processor_->EnableReadPointerWriteBack(ptr, block_size_log2);
}
void GraphicsSystem::SetInterruptCallback(uint32_t callback,

5
src/xenia/gpu/graphics_system.h
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@@ -55,8 +55,9 @@ class GraphicsSystem {
return command_processor_.get();
}
virtual void InitializeRingBuffer(uint32_t ptr, uint32_t log2_size);
virtual void EnableReadPointerWriteBack(uint32_t ptr, uint32_t block_size);
virtual void InitializeRingBuffer(uint32_t ptr, uint32_t size_log2);
virtual void EnableReadPointerWriteBack(uint32_t ptr,
uint32_t block_size_log2);
virtual void SetInterruptCallback(uint32_t callback, uint32_t user_data);
void DispatchInterruptCallback(uint32_t source, uint32_t cpu);