Atmosphere/thermosphere/src/barrier.c

40 lines
1.1 KiB
C

/*
* Copyright (c) 2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "barrier.h"
#include "core_ctx.h"
#include "utils.h"
void barrierInit(Barrier *barrier, u32 coreList)
{
atomic_store(&barrier->val, coreList);
}
void barrierInitAllButSelf(Barrier *barrier)
{
barrierInit(barrier, getActiveCoreMask() & ~(BIT(currentCoreCtx->coreId)));
}
void barrierInitAll(Barrier *barrier)
{
barrierInit(barrier, getActiveCoreMask());
}
void barrierWait(Barrier *barrier)
{
while (atomic_fetch_and(&barrier->val, ~(BIT(currentCoreCtx->coreId))) != 0);
}