/** @interface_method_impl{PDMDEVHLPR0,pfnPCISetIrq} */
static DECLCALLBACK(void) pdmR0DevHlp_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
{
PDMDEV_ASSERT_DEVINS(pDevIns);
LogFlow(("pdmR0DevHlp_ISASetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel));
PVM pVM = pDevIns->Internal.s.pVMR0;
pdmLock(pVM);
uint32_t uTagSrc;
if (iLevel & PDM_IRQ_LEVEL_HIGH)
{
pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
if (iLevel == PDM_IRQ_LEVEL_HIGH)
VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
else
VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
}
else
uTagSrc = pDevIns->Internal.s.uLastIrqTag;
bool fRc = pdmR0IsaSetIrq(pVM, iIrq, iLevel, uTagSrc);
if (iLevel == PDM_IRQ_LEVEL_LOW && fRc)
VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
pdmUnlock(pVM);
LogFlow(("pdmR0DevHlp_ISASetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc));
}
/** @interface_method_impl{PDMHPETHLPR3,pfnSetIrq} */
static DECLCALLBACK(int) pdmR3HpetHlp_SetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
{
PDMDEV_ASSERT_DEVINS(pDevIns);
LogFlow(("pdmR3HpetHlp_SetIrq: caller='%s'/%d: iIrq=%d iLevel=%d\n", pDevIns->pReg->szName, pDevIns->iInstance, iIrq, iLevel));
PVM pVM = pDevIns->Internal.s.pVMR3;
pdmLock(pVM);
uint32_t uTagSrc;
if (iLevel & PDM_IRQ_LEVEL_HIGH)
{
pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
if (iLevel == PDM_IRQ_LEVEL_HIGH)
VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
else
VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
}
else
uTagSrc = pDevIns->Internal.s.uLastIrqTag;
PDMIsaSetIrq(pVM, iIrq, iLevel, uTagSrc); /* (The API takes the lock recursively.) */
if (iLevel == PDM_IRQ_LEVEL_LOW)
VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
pdmUnlock(pVM);
return 0;
}
/** @interface_method_impl{PDMDEVHLPR0,pfnPCISetIrq} */
static DECLCALLBACK(void) pdmR0DevHlp_PCISetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel)
{
PDMDEV_ASSERT_DEVINS(pDevIns);
LogFlow(("pdmR0DevHlp_PCISetIrq: caller=%p/%d: iIrq=%d iLevel=%d\n", pDevIns, pDevIns->iInstance, iIrq, iLevel));
PVM pVM = pDevIns->Internal.s.pVMR0;
PPCIDEVICE pPciDev = pDevIns->Internal.s.pPciDeviceR0;
PPDMPCIBUS pPciBus = pDevIns->Internal.s.pPciBusR0;
pdmLock(pVM);
uint32_t uTagSrc;
if (iLevel & PDM_IRQ_LEVEL_HIGH)
{
pDevIns->Internal.s.uLastIrqTag = uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
if (iLevel == PDM_IRQ_LEVEL_HIGH)
VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
else
VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
}
else
uTagSrc = pDevIns->Internal.s.uLastIrqTag;
if ( pPciDev
&& pPciBus
&& pPciBus->pDevInsR0)
{
pPciBus->pfnSetIrqR0(pPciBus->pDevInsR0, pPciDev, iIrq, iLevel, uTagSrc);
pdmUnlock(pVM);
if (iLevel == PDM_IRQ_LEVEL_LOW)
VBOXVMM_PDM_IRQ_LOW(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
}
else
{
pdmUnlock(pVM);
/* queue for ring-3 execution. */
PPDMDEVHLPTASK pTask = (PPDMDEVHLPTASK)PDMQueueAlloc(pVM->pdm.s.pDevHlpQueueR0);
AssertReturnVoid(pTask);
pTask->enmOp = PDMDEVHLPTASKOP_PCI_SET_IRQ;
pTask->pDevInsR3 = PDMDEVINS_2_R3PTR(pDevIns);
pTask->u.SetIRQ.iIrq = iIrq;
pTask->u.SetIRQ.iLevel = iLevel;
pTask->u.SetIRQ.uTagSrc = uTagSrc;
PDMQueueInsertEx(pVM->pdm.s.pDevHlpQueueR0, &pTask->Core, 0);
}
LogFlow(("pdmR0DevHlp_PCISetIrq: caller=%p/%d: returns void; uTagSrc=%#x\n", pDevIns, pDevIns->iInstance, uTagSrc));
}
/** @interface_method_impl{PDMAPICHLPR0,pfnCalcIrqTag} */
static DECLCALLBACK(uint32_t) pdmR0ApicHlp_CalcIrqTag(PPDMDEVINS pDevIns, uint8_t u8Level)
{
PDMDEV_ASSERT_DEVINS(pDevIns);
PVM pVM = pDevIns->Internal.s.pVMR0;
pdmLock(pVM);
uint32_t uTagSrc = pdmCalcIrqTag(pVM, pDevIns->idTracing);
if (u8Level == PDM_IRQ_LEVEL_HIGH)
VBOXVMM_PDM_IRQ_HIGH(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
else
VBOXVMM_PDM_IRQ_HILO(VMMGetCpu(pVM), RT_LOWORD(uTagSrc), RT_HIWORD(uTagSrc));
pdmUnlock(pVM);
LogFlow(("pdmR0ApicHlp_CalcIrqTag: caller=%p/%d: returns %#x (u8Level=%d)\n",
pDevIns, pDevIns->iInstance, uTagSrc, u8Level));
return uTagSrc;
}