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Proper(ish) VdSwap - fixes a bunch of things.

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Caching is working a bit better, now.
This commit is contained in:
Ben Vanik
2014-06-08 21:24:29 -07:00
parent 8337820500
commit 6e76c169d6
11 changed files with 101 additions and 83 deletions
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20
src/xenia/kernel/xboxkrnl_video.cc
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@@ -12,6 +12,7 @@
#include <xenia/emulator.h>
#include <xenia/cpu/cpu.h>
#include <xenia/gpu/gpu.h>
#include <xenia/gpu/xenos/packets.h>
#include <xenia/kernel/kernel_state.h>
#include <xenia/kernel/xboxkrnl_private.h>
#include <xenia/kernel/xboxkrnl_rtl.h>
@@ -422,19 +423,16 @@ SHIM_CALL VdSwap_shim(
unk6,
unk7);
KernelState* kernel_state = shared_kernel_state_;
XEASSERTNOTNULL(kernel_state);
GraphicsSystem* gs = kernel_state->emulator()->graphics_system();
if (!gs) {
return;
}
gs->set_swap_pending(true);
// The caller seems to reserve 64 words (256b) in the primary ringbuffer
// for this method to do what it needs. We just zero them out. We could
// encode the parameters in the stream for the ringbuffer, if needed.
// for this method to do what it needs. We just zero them out and send a
// token value. It'd be nice to figure out what this is really doing so
// that we could simulate it, though due to TCR I bet all games need to
// use this method.
xe_zero_struct(SHIM_MEM_ADDR(unk0), 64 * 4);
auto dwords = reinterpret_cast<uint32_t*>(SHIM_MEM_ADDR(unk0));
dwords[0] = XESWAP32((0x03 << 30) |
((1 - 1) << 16) |
(xenos::PM4_XE_SWAP << 8));
SHIM_SET_RETURN_64(0);
}