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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/kernel/workitem.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#include <arch/ppc.H>
#include <kernel/workitem.H>
#include <kernel/console.H>
#include <kernel/intmsghandler.H>
#include <kernel/cpumgr.H>
//Define the desired behavior for a CPU core/thread
// wakeup scenario
void CpuWakeupDoorbellWorkItem::operator() (void)
{
size_t pir = getPIR();
printkd("Wkup pir %ld done\n", pir);
//Send message to the intrrp in userspace indicating this pir has woken up
// There is a task associated with the intrrp that monitors that the proper
// cores/threads have woken up
InterruptMsgHdlr::sendThreadWakeupMsg(pir);
return;
}
void CpuTbRestoreDoorbellWorkItem::operator() (void)
{
size_t pir = getPIR();
cpu_t *l_cpu = CpuManager::getCpu(pir);
uint64_t l_restore_tb = l_cpu->cpu_restore_tb;
printkd("pir:%ld tb:0x%0x\n", pir, l_restore_tb);
if (l_restore_tb > getTB())
{
setTB(l_restore_tb);
}
return;
}
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