1 /* 2 * (C) Copyright 2003 3 * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <common.h> 9 #include <command.h> 10 #include <linux/compiler.h> 11 #include <asm/cache.h> 12 #include <asm/mipsregs.h> 13 #include <asm/reboot.h> 14 15 void __weak _machine_restart(void) 16 { 17 fprintf(stderr, "*** reset failed ***\n"); 18 19 while (1) 20 /* NOP */; 21 } 22 23 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 24 { 25 _machine_restart(); 26 27 return 0; 28 } 29 30 void write_one_tlb(int index, u32 pagemask, u32 hi, u32 low0, u32 low1) 31 { 32 write_c0_entrylo0(low0); 33 write_c0_pagemask(pagemask); 34 write_c0_entrylo1(low1); 35 write_c0_entryhi(hi); 36 write_c0_index(index); 37 tlb_write_indexed(); 38 } 39 40 int arch_cpu_init(void) 41 { 42 mips_cache_probe(); 43 return 0; 44 } 45