LXR uboot/arch/nios2/cpu/cpu.c

   1/*
   2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
   3 * Scott McNutt <smcnutt@psyent.com>
   4 *
   5 * See file CREDITS for list of people who contributed to this
   6 * project.
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License as
  10 * published by the Free Software Foundation; either version 2 of
  11 * the License, or (at your option) any later version.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 *
  18 * You should have received a copy of the GNU General Public License
  19 * along with this program; if not, write to the Free Software
  20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21 * MA 02111-1307 USA
  22 */
  23
  24#include <common.h>
  25#include <nios2.h>
  26#include <nios2-io.h>
  27
  28#if defined (CONFIG_SYS_NIOS_SYSID_BASE)
  29extern void display_sysid (void);
  30#endif /* CONFIG_SYS_NIOS_SYSID_BASE */
  31
  32int checkcpu (void)
  33{
  34        printf ("CPU   : Nios-II\n");
  35#if !defined(CONFIG_SYS_NIOS_SYSID_BASE)
  36        printf ("SYSID : <unknown>\n");
  37#else
  38        display_sysid ();
  39#endif
  40        return (0);
  41}
  42
  43int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  44{
  45        disable_interrupts();
  46        /* indirect call to go beyond 256MB limitation of toolchain */
  47        nios2_callr(CONFIG_SYS_RESET_ADDR);
  48        return 0;
  49}
  50