From 2eaf6c41a4686028c0abc84d1be6fd48a67cf49f Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 18 Feb 2019 20:58:32 -0500 Subject: gpu: Use host address for caching instead of guest address. --- src/core/memory.cpp | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'src/core/memory.cpp') diff --git a/src/core/memory.cpp b/src/core/memory.cpp index 6591c45d2..4fde53033 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -67,8 +67,11 @@ static void MapPages(PageTable& page_table, VAddr base, u64 size, u8* memory, Pa LOG_DEBUG(HW_Memory, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * PAGE_SIZE, (base + size) * PAGE_SIZE); - RasterizerFlushVirtualRegion(base << PAGE_BITS, size * PAGE_SIZE, - FlushMode::FlushAndInvalidate); + // During boot, current_page_table might not be set yet, in which case we need not flush + if (current_page_table) { + RasterizerFlushVirtualRegion(base << PAGE_BITS, size * PAGE_SIZE, + FlushMode::FlushAndInvalidate); + } VAddr end = base + size; ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}", @@ -359,13 +362,13 @@ void RasterizerFlushVirtualRegion(VAddr start, u64 size, FlushMode mode) { auto& gpu = system_instance.GPU(); switch (mode) { case FlushMode::Flush: - gpu.FlushRegion(overlap_start, overlap_size); + gpu.FlushRegion(ToCacheAddr(GetPointer(overlap_start)), overlap_size); break; case FlushMode::Invalidate: - gpu.InvalidateRegion(overlap_start, overlap_size); + gpu.InvalidateRegion(ToCacheAddr(GetPointer(overlap_start)), overlap_size); break; case FlushMode::FlushAndInvalidate: - gpu.FlushAndInvalidateRegion(overlap_start, overlap_size); + gpu.FlushAndInvalidateRegion(ToCacheAddr(GetPointer(overlap_start)), overlap_size); break; } }; -- cgit v1.2.3