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Added a magic value to XE_SWAP packets to make it obvious if there's an opcode collision.

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gibbed
2015-05-29 14:34:37 -05:00
parent aee205101b
commit 35bea36fc4
2 changed files with 8 additions and 4 deletions
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7
src/xenia/kernel/xboxkrnl_video.cc
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@@ -434,11 +434,12 @@ SHIM_CALL VdSwap_shim(PPCContext* ppc_state, KernelState* state) {
auto dwords = reinterpret_cast<uint32_t*>(SHIM_MEM_ADDR(unk0));
dwords[0] = xe::byte_swap((0x3 << 30) | ((63 - 1) << 16) |
(xe::gpu::xenos::PM4_XE_SWAP << 8));
dwords[1] = xe::byte_swap(frontbuffer);
dwords[1] = xe::byte_swap('SWAP');
dwords[2] = xe::byte_swap(frontbuffer);
// Set by VdCallGraphicsNotificationRoutines.
dwords[2] = xe::byte_swap(last_frontbuffer_width_);
dwords[3] = xe::byte_swap(last_frontbuffer_height_);
dwords[3] = xe::byte_swap(last_frontbuffer_width_);
dwords[4] = xe::byte_swap(last_frontbuffer_height_);
SHIM_SET_RETURN_64(0);
}