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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <mcall.h>
4 #include <device/mmio.h>
5 
6 #define SPIKE_CLINT_BASE	0x02000000
7 
8 /* This function is used to initialize HLS()->time/HLS()->timecmp  */
mtime_init(void)9 void mtime_init(void)
10 {
11 	long hart_id = read_csr(mhartid);
12 	HLS()->time = (uint64_t *)(SPIKE_CLINT_BASE + 0xbff8);
13 	HLS()->timecmp = (uint64_t *)(SPIKE_CLINT_BASE + 0x4000 + 8 * hart_id);
14 }
15 
set_msip(int hartid,int val)16 void set_msip(int hartid, int val)
17 {
18 	write32((void *)(SPIKE_CLINT_BASE + 4 * (uintptr_t)hartid), !!val);
19 }
20