graphics: add RDNA2 FLAT BDA buffer cache and faults

This commit is contained in:
nmzik
2026-08-27 03:45:41 +02:00
parent 8072718462
commit e738535294
37 changed files with 1002 additions and 684 deletions
+3 -3
View File
@@ -48,12 +48,14 @@ public:
[[nodiscard]] bool IsCoherent() const noexcept { return m_is_coherent; }
[[nodiscard]] MemoryUsage Usage() const noexcept { return m_usage; }
[[nodiscard]] uint64_t CpuAddress() const noexcept { return m_cpu_address; }
[[nodiscard]] vk::DeviceAddress BufferDeviceAddress() const noexcept;
[[nodiscard]] uint64_t Offset(uint64_t address) const noexcept {
return address - m_cpu_address;
}
[[nodiscard]] bool IsInBounds(uint64_t address, uint64_t size) const noexcept;
void Write(uint64_t offset, const void* source, uint64_t size);
void Flush(uint64_t offset, uint64_t size);
void Invalidate(uint64_t offset, uint64_t size);
void CopyFrom(CommandBuffer& command, const Buffer& source, uint64_t source_offset,
uint64_t destination_offset, uint64_t size,
vk::AccessFlags source_before = vk::AccessFlagBits::eMemoryWrite,
@@ -84,6 +86,7 @@ private:
MemoryUsage m_usage = MemoryUsage::DeviceLocal;
uint64_t m_cpu_address = 0;
uint64_t m_size = 0;
vk::DeviceAddress m_device_address = 0;
std::unique_ptr<VulkanBuffer> m_buffer;
std::span<uint8_t> m_mapped;
bool m_is_coherent = false;
@@ -97,9 +100,6 @@ public:
[[nodiscard]] std::pair<uint8_t*, uint64_t> Map(uint64_t size, uint64_t alignment = 0,
bool allow_wait = true);
void Commit();
// Download mappings become visible to the CPU only after their GPU completion tick is free.
// Call this from the scheduler's deferred completion operation before reading Mapped().
void Invalidate(uint64_t offset, uint64_t size);
[[nodiscard]] uint64_t Copy(const void* source, uint64_t size, uint64_t alignment = 0);
private: