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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2018 HardenedLinux
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that 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.
*/
#include <mcall.h>
#include <device/mmio.h>
#define SPIKE_CLINT_BASE 0x02000000
/* This function is used to initialize HLS()->time/HLS()->timecmp */
void mtime_init(void)
{
long hart_id = read_csr(mhartid);
HLS()->time = (uint64_t *)(SPIKE_CLINT_BASE + 0xbff8);
HLS()->timecmp = (uint64_t *)(SPIKE_CLINT_BASE + 0x4000 + 8 * hart_id);
}
void set_msip(int hartid, int val)
{
write32((void *)(SPIKE_CLINT_BASE + 4 * (uintptr_t)hartid), !!val);
}
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