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Adding some required video export variables.

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This commit is contained in:
Ben Vanik
2013-05-29 21:26:29 -07:00
parent 6950b21424
commit 37530d1438
2 changed files with 40 additions and 0 deletions
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28
src/xenia/kernel/modules/xboxkrnl/xboxkrnl_video.cc
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@@ -175,4 +175,32 @@ void xe::kernel::xboxkrnl::RegisterVideoExports(
SHIM_SET_MAPPING("xboxkrnl.exe", VdQueryVideoMode, state);
SHIM_SET_MAPPING("xboxkrnl.exe", VdInitializeEngines, state);
SHIM_SET_MAPPING("xboxkrnl.exe", VdSetGraphicsInterruptCallback, state);
xe_memory_ref memory = state->memory();
uint8_t* mem = xe_memory_addr(memory);
// VdGlobalDevice (4b)
// Pointer to a global D3D device. Games only seem to set this, so we don't
// have to do anything. We may want to read it back later, though.
uint32_t pVdGlobalDevice = xe_memory_heap_alloc(memory, 0, 4, 0);
export_resolver->SetVariableMapping(
"xboxkrnl.exe", ordinals::VdGlobalDevice,
pVdGlobalDevice);
XESETUINT32BE(mem + pVdGlobalDevice, 0);
// VdGlobalXamDevice (4b)
// Pointer to the XAM D3D device, which we don't have.
uint32_t pVdGlobalXamDevice = xe_memory_heap_alloc(memory, 0, 4, 0);
export_resolver->SetVariableMapping(
"xboxkrnl.exe", ordinals::VdGlobalXamDevice,
pVdGlobalXamDevice);
XESETUINT32BE(mem + pVdGlobalXamDevice, 0);
// VdGpuClockInMHz (4b)
// GPU clock. Xenos is 500MHz. Hope nothing is relying on this timing...
uint32_t pVdGpuClockInMHz = xe_memory_heap_alloc(memory, 0, 4, 0);
export_resolver->SetVariableMapping(
"xboxkrnl.exe", ordinals::VdGpuClockInMHz,
pVdGpuClockInMHz);
XESETUINT32BE(mem + pVdGpuClockInMHz, 500);
}