/**
* Internal worker for the RTMpOn* APIs using KeIpiGenericCall.
*
* @returns VINF_SUCCESS.
* @param pfnWorker The callback.
* @param pvUser1 User argument 1.
* @param pvUser2 User argument 2.
* @param idCpu First CPU to match, ultimately specific to the
* pfnNativeWrapper used.
* @param idCpu2 Second CPU to match, ultimately specific to the
* pfnNativeWrapper used.
* @param pcHits Where to return the number of this. Optional.
*/
static int rtMpCallUsingBroadcastIpi(PFNRTMPWORKER pfnWorker, void *pvUser1, void *pvUser2,
PKIPI_BROADCAST_WORKER pfnNativeWrapper, RTCPUID idCpu, RTCPUID idCpu2,
uint32_t *pcHits)
{
RTMPARGS Args;
Args.pfnWorker = pfnWorker;
Args.pvUser1 = pvUser1;
Args.pvUser2 = pvUser2;
Args.idCpu = idCpu;
Args.idCpu2 = idCpu2;
Args.cRefs = 0;
Args.cHits = 0;
AssertPtr(g_pfnrtKeIpiGenericCall);
g_pfnrtKeIpiGenericCall(pfnNativeWrapper, (uintptr_t)&Args);
if (pcHits)
*pcHits = Args.cHits;
return VINF_SUCCESS;
}
/**
* Internal worker for the RTMpOn* APIs using KeIpiGenericCall.
*
* @returns IPRT status code.
* @param pfnWorker The callback.
* @param pvUser1 User argument 1.
* @param pvUser2 User argument 2.
* @param enmCpuid What to do / is idCpu valid.
* @param idCpu Used if enmCpuid RT_NT_CPUID_SPECIFIC, otherwise ignored.
*/
static int rtMpCallUsingBroadcastIpi(PFNRTMPWORKER pfnWorker, void *pvUser1, void *pvUser2,
PKIPI_BROADCAST_WORKER pfnNativeWrapper, RTCPUID idCpu)
{
RTMPARGS Args;
Args.pfnWorker = pfnWorker;
Args.pvUser1 = pvUser1;
Args.pvUser2 = pvUser2;
Args.idCpu = idCpu;
Args.cRefs = 0;
Args.cHits = 0;
AssertPtr(g_pfnrtKeIpiGenericCall);
g_pfnrtKeIpiGenericCall(pfnNativeWrapper, (uintptr_t)&Args);
if ( pfnNativeWrapper != rtmpNtOnSpecificBroadcastIpiWrapper
|| Args.cHits > 0)
return VINF_SUCCESS;
return VERR_CPU_OFFLINE;
}
/**
* RTMpPokeCpu worker that uses broadcast IPIs for doing the work.
*
* @returns VINF_SUCCESS
* @param idCpu The CPU identifier.
*/
int rtMpPokeCpuUsingBroadcastIpi(RTCPUID idCpu)
{
g_pfnrtKeIpiGenericCall(rtMpIpiGenericCall, 0);
return VINF_SUCCESS;
}
int rtMpSendIpiWin7(RTCPUID idCpu)
{
g_pfnrtKeIpiGenericCall(rtMpIpiGenericCall, 0);
//// g_pfnrtNtHalSendSoftwareInterrupt(idCpu, DISPATCH_LEVEL);
return VINF_SUCCESS;
}
int rtMpSendIpiVista(RTCPUID idCpu)
{
g_pfnrtKeIpiGenericCall(rtMpIpiGenericCall, 0);
//// g_pfnrtNtHalRequestIpi(1 << idCpu);
return VINF_SUCCESS;
}
