/* SPDX-License-Identifier: GPL-2.0-only */ | |
#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); | |
} |