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https://github.com/arehnman/yttrium-virtio-gpu.git
synced 2026-10-31 02:05:04 +00:00
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
#include "ndis56common.h"
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#include "ParaNdis-AbstractPath.h"
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#include "kdebugprint.h"
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NDIS_STATUS CParaNdisAbstractPath::SetupMessageIndex(u16 queueCardinal)
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{
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u16 val;
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WriteVirtIODeviceWord(m_Context->IODevice->addr + VIRTIO_PCI_QUEUE_SEL, (u16)queueCardinal);
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WriteVirtIODeviceWord(m_Context->IODevice->addr + VIRTIO_MSI_QUEUE_VECTOR, (u16)queueCardinal);
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val = ReadVirtIODeviceWord(m_Context->IODevice->addr + VIRTIO_MSI_QUEUE_VECTOR);
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if (val != queueCardinal)
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{
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DPrintf(0, ("[%s] - read/write mismatch, %u vs %u\n", val, queueCardinal));
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return NDIS_STATUS_DEVICE_FAILED;
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}
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m_messageIndex = queueCardinal;
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return NDIS_STATUS_SUCCESS;
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}
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ULONG CParaNdisAbstractPath::getCPUIndex()
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{
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#if NDIS_SUPPORT_NDIS620
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PROCESSOR_NUMBER procNumber = { 0 };
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procNumber.Group = DPCAffinity.Group;
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ULONG number = ParaNdis_GetIndexFromAffinity(DPCAffinity.Mask);
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if (number == INVALID_PROCESSOR_INDEX)
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{
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DPrintf(0, ("[%s] : bad in-group processor index: mask 0x%lx\n", __FUNCTION__, (ULONG)DPCAffinity.Mask));
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NETKVM_ASSERT(FALSE);
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return INVALID_PROCESSOR_INDEX;
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}
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procNumber.Number = (UCHAR)number;
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procNumber.Reserved = 0;
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ULONG procIndex = KeGetProcessorIndexFromNumber(&procNumber);
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NETKVM_ASSERT(procIndex != INVALID_PROCESSOR_INDEX);
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return procIndex;
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#else
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return ParaNdis_GetIndexFromAffinity(DPCTargetProcessor);
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#endif
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}
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