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Basic hacky write watching for texture invalidation. Doesn't scale.

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This commit is contained in:
Ben Vanik
2015-01-04 16:28:42 -08:00
parent 55c4488ab2
commit 0529fdb84d
7 changed files with 207 additions and 41 deletions
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29
src/xenia/memory.cc
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@@ -209,15 +209,15 @@ const static struct {
uint64_t virtual_address_end;
uint64_t target_address;
} map_info[] = {
0x00000000, 0x3FFFFFFF, 0x00000000, // (1024mb) - virtual 4k pages
0x40000000, 0x7EFFFFFF, 0x40000000, // (1024mb) - virtual 64k pages (cont)
0x7F000000, 0x7F0FFFFF, 0x00000000, // (1mb) - GPU writeback
0x7F100000, 0x7FFFFFFF, 0x00100000, // (15mb) - XPS?
0x80000000, 0x8FFFFFFF, 0x80000000, // (256mb) - xex 64k pages
0x90000000, 0x9FFFFFFF, 0x80000000, // (256mb) - xex 4k pages
0xA0000000, 0xBFFFFFFF, 0x00000000, // (512mb) - physical 64k pages
0xC0000000, 0xDFFFFFFF, 0x00000000, // - physical 16mb pages
0xE0000000, 0xFFFFFFFF, 0x00000000, // - physical 4k pages
0x00000000, 0x3FFFFFFF, 0x00000000, // (1024mb) - virtual 4k pages
0x40000000, 0x7EFFFFFF, 0x40000000, // (1024mb) - virtual 64k pages (cont)
0x7F000000, 0x7F0FFFFF, 0x00000000, // (1mb) - GPU writeback
0x7F100000, 0x7FFFFFFF, 0x00100000, // (15mb) - XPS?
0x80000000, 0x8FFFFFFF, 0x80000000, // (256mb) - xex 64k pages
0x90000000, 0x9FFFFFFF, 0x80000000, // (256mb) - xex 4k pages
0xA0000000, 0xBFFFFFFF, 0x00000000, // (512mb) - physical 64k pages
0xC0000000, 0xDFFFFFFF, 0x00000000, // - physical 16mb pages
0xE0000000, 0xFFFFFFFF, 0x00000000, // - physical 4k pages
};
int Memory::MapViews(uint8_t* mapping_base) {
assert_true(poly::countof(map_info) == poly::countof(views_.all_views));
@@ -270,6 +270,17 @@ bool Memory::AddMappedRange(uint64_t address, uint64_t mask, uint64_t size,
read_callback, write_callback);
}
uintptr_t Memory::AddWriteWatch(uint32_t guest_address, size_t length,
cpu::WriteWatchCallback callback,
void* callback_context, void* callback_data) {
return mmio_handler_->AddWriteWatch(guest_address, length, callback,
callback_context, callback_data);
}
void Memory::CancelWriteWatch(uintptr_t watch_handle) {
mmio_handler_->CancelWriteWatch(watch_handle);
}
uint8_t Memory::LoadI8(uint64_t address) {
uint64_t value;
if (!mmio_handler_->CheckLoad(address, &value)) {