u-boot/cpu/nios2/cpu.c
wdenk 0c1c117cf1 * Patch by Scott McNutt, 21 Oct 2004:
Add support for Nios-II EPCS Controller core.

* Patch by Scott McNutt, 20 Oct 2004:
  Nios-II cleanups:
  - Add sysid command (Nios-II only).
  - Locate default exception trampoline at proper offset.
  - Implement I/O routines (readb, writeb, etc)
  - Implement do_bootm_linux
2005-03-30 23:28:18 +00:00

50 lines
1.3 KiB
C

/*
* (C) Copyright 2004, Psyent Corporation <www.psyent.com>
* Scott McNutt <smcnutt@psyent.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <nios2.h>
#include <nios2-io.h>
#if defined (CFG_NIOS_SYSID_BASE)
extern void display_sysid (void);
#endif /* CFG_NIOS_SYSID_BASE */
int checkcpu (void)
{
printf ("CPU : Nios-II\n");
#if !defined(CFG_NIOS_SYSID_BASE)
printf ("SYSID : <unknown>\n");
#else
display_sysid ();
#endif
return (0);
}
int do_reset (void)
{
void (*rst)(void) = (void(*)(void))CFG_RESET_ADDR;
disable_interrupts ();
rst();
return(0);
}