Atmosphere/thermosphere/src/timer.c

38 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 "timer.h"
#include "irq.h"
u64 g_timerFreq = 0;
void timerInit(void)
{
timerConfigure(false, false);
if (currentCoreCtx->isBootCore) {
g_timerFreq = GET_SYSREG(cntfrq_el0);
}
}
void timerInterruptHandler(void)
{
// Disable timer programming until reprogrammed
timerConfigure(false, false);
// For fun
DEBUG("EL2 [core %d]: Timer interrupt at %lums\n", (int)currentCoreCtx->coreId, timerGetSystemTimeMs());
timerSetTimeoutMs(1000);
}