DWORD PCIE_SW_IntEnable(WDC_DEVICE_HANDLE hDev, PCIE_SW_INT_HANDLER funcIntHandler)
{
DWORD dwStatus;
PWDC_DEVICE pDev = (PWDC_DEVICE)hDev;
PPCIE_SW_DEV_CTX pDevCtx;
TraceLog("PCIE_SW_IntEnable entered. Device handle: 0x%p\n", hDev);
if (!IsValidDevice(pDev, "PCIE_SW_IntEnable"))
return WD_INVALID_PARAMETER;
if (!IsItemExists(pDev, ITEM_INTERRUPT))
return WD_OPERATION_FAILED;
pDevCtx = (PPCIE_SW_DEV_CTX)WDC_GetDevContext(pDev);
/* Check if interrupts are already enabled */
if (WDC_IntIsEnabled(hDev))
{
ErrLog("Interrupts are already enabled ...\n");
return WD_OPERATION_ALREADY_DONE;
}
/* Define the number of interrupt transfer commands to use */
#define NUM_TRANS_CMDS 0
/* NOTE: In order to correctly handle PCI interrupts, you need to
ADD CODE HERE to set up transfer commands to read/write the
relevant register(s) in order to correctly acknowledge the
interrupts, as dictated by your hardware's specifications.
When adding transfer commands, be sure to also modify the
definition of NUM_TRANS_CMDS (above) accordingly. */
/* Store the diag interrupt handler routine, which will be executed by
PCIE_SW_IntHandler() when an interrupt is received */
pDevCtx->funcDiagIntHandler = funcIntHandler;
/* Enable the interrupts */
/* NOTE: When adding read transfer commands, set the INTERRUPT_CMD_COPY flag
in the 4th argument (dwOptions) passed to WDC_IntEnable() */
dwStatus = WDC_IntEnable(hDev, NULL, 0, 0,
PCIE_SW_IntHandler, (PVOID)pDev, WDC_IS_KP(hDev));
if (WD_STATUS_SUCCESS != dwStatus)
{
ErrLog("Failed enabling interrupts. Error 0x%lx - %s\n",
dwStatus, Stat2Str(dwStatus));
return dwStatus;
}
/* TODO: You can add code here to write to the device in order
to physically enable the hardware interrupts */
TraceLog("PCIE_SW_IntEnable: Interrupts enabled\n");
return WD_STATUS_SUCCESS;
}
DWORD EDEN_IntEnable(WDC_DEVICE_HANDLE hDev, EDEN_INT_HANDLER funcIntHandler)
{
DWORD dwStatus;
PWDC_DEVICE pDev = (PWDC_DEVICE)hDev;
PEDEN_DEV_CTX pDevCtx;
TraceLog("EDEN_IntEnable entered. Device handle: 0x%p\n", hDev);
if (!IsValidDevice(pDev, "EDEN_IntEnable"))
return WD_INVALID_PARAMETER;
if (!IsItemExists(pDev, ITEM_INTERRUPT))
return WD_OPERATION_FAILED;
pDevCtx = (PEDEN_DEV_CTX)WDC_GetDevContext(pDev);
/* Check if interrupts are already enabled */
if (WDC_IntIsEnabled(hDev))
{
ErrLog("Interrupts are already enabled ...\n");
return WD_OPERATION_ALREADY_DONE;
}
/* Store the diag interrupt handler routine, which will be executed by
EDEN_IntHandler() when an interrupt is received */
pDevCtx->funcDiagIntHandler = funcIntHandler;
/* Enable the interrupts */
/* NOTE: When adding read transfer commands, set the INTERRUPT_CMD_COPY flag
in the 4th argument (dwOptions) passed to WDC_IntEnable() */
dwStatus = WDC_IntEnable(hDev, NULL, 0, 0,
EDEN_IntHandler, (PVOID)pDev, WDC_IS_KP(hDev));
if (WD_STATUS_SUCCESS != dwStatus)
{
ErrLog("Failed enabling interrupts. Error 0x%lx - %s\n",
dwStatus, Stat2Str(dwStatus));
return dwStatus;
}
/* TODO: You can add code here to write to the device in order
to physically enable the hardware interrupts */
TraceLog("EDEN_IntEnable: Interrupts enabled\n");
return WD_STATUS_SUCCESS;
}
