LXR uboot/arch/mips/cpu/cpu.c

   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#ifndef CONFIG_SYSRESET
  16void __weak _machine_restart(void)
  17{
  18        fprintf(stderr, "*** reset failed ***\n");
  19
  20        while (1)
  21                /* NOP */;
  22}
  23
  24int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  25{
  26        _machine_restart();
  27
  28        return 0;
  29}
  30#endif
  31
  32void write_one_tlb(int index, u32 pagemask, u32 hi, u32 low0, u32 low1)
  33{
  34        write_c0_entrylo0(low0);
  35        write_c0_pagemask(pagemask);
  36        write_c0_entrylo1(low1);
  37        write_c0_entryhi(hi);
  38        write_c0_index(index);
  39        tlb_write_indexed();
  40}
  41
  42int arch_cpu_init(void)
  43{
  44        mips_cache_probe();
  45        return 0;
  46}
  47