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)9void 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)16void set_msip(int hartid, int val) 17 { 18 write32((void *)(SPIKE_CLINT_BASE + 4 * (uintptr_t)hartid), !!val); 19 } 20