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Special memory functions for system allocs.

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This commit is contained in:
Ben Vanik
2015-03-28 15:54:44 -07:00
parent 71eabf7f2b
commit 3a197705bb
12 changed files with 87 additions and 70 deletions
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12
src/xenia/kernel/xboxkrnl_video.cc
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@@ -452,28 +452,32 @@ void xe::kernel::xboxkrnl::RegisterVideoExports(ExportResolver* export_resolver,
// 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 = (uint32_t)memory->HeapAlloc(0, 4, 0);
uint32_t pVdGlobalDevice =
memory->SystemHeapAlloc(4, 32, kSystemHeapPhysical);
export_resolver->SetVariableMapping("xboxkrnl.exe", ordinals::VdGlobalDevice,
pVdGlobalDevice);
poly::store_and_swap<uint32_t>(mem + pVdGlobalDevice, 0);
// VdGlobalXamDevice (4b)
// Pointer to the XAM D3D device, which we don't have.
uint32_t pVdGlobalXamDevice = (uint32_t)memory->HeapAlloc(0, 4, 0);
uint32_t pVdGlobalXamDevice =
memory->SystemHeapAlloc(4, 32, kSystemHeapPhysical);
export_resolver->SetVariableMapping(
"xboxkrnl.exe", ordinals::VdGlobalXamDevice, pVdGlobalXamDevice);
poly::store_and_swap<uint32_t>(mem + pVdGlobalXamDevice, 0);
// VdGpuClockInMHz (4b)
// GPU clock. Xenos is 500MHz. Hope nothing is relying on this timing...
uint32_t pVdGpuClockInMHz = (uint32_t)memory->HeapAlloc(0, 4, 0);
uint32_t pVdGpuClockInMHz =
memory->SystemHeapAlloc(4, 32, kSystemHeapPhysical);
export_resolver->SetVariableMapping("xboxkrnl.exe", ordinals::VdGpuClockInMHz,
pVdGpuClockInMHz);
poly::store_and_swap<uint32_t>(mem + pVdGpuClockInMHz, 500);
// VdHSIOCalibrationLock (28b)
// CriticalSection.
uint32_t pVdHSIOCalibrationLock = (uint32_t)memory->HeapAlloc(0, 28, 0);
uint32_t pVdHSIOCalibrationLock =
memory->SystemHeapAlloc(28, 32, kSystemHeapPhysical);
export_resolver->SetVariableMapping(
"xboxkrnl.exe", ordinals::VdHSIOCalibrationLock, pVdHSIOCalibrationLock);
auto hsio_lock =