arch/m68k/68000/m68EZ328.c

   1 /***************************************************************************/
   2
   3 /*
   4  *  m68EZ328.c - 68EZ328 specific config
   5  *
   6  *  Copyright (C) 1993 Hamish Macdonald
   7  *  Copyright (C) 1999 D. Jeff Dionne
   8  *
   9  * This file is subject to the terms and conditions of the GNU General Public
  10  * License.  See the file COPYING in the main directory of this archive
  11  * for more details.
  12  */
  13
  14 /***************************************************************************/
  15
  16 #include <linux/init.h>
  17 #include <linux/types.h>
  18 #include <linux/kernel.h>
  19 #include <linux/rtc.h>
  20 #include <asm/pgtable.h>
  21 #include <asm/machdep.h>
  22 #include <asm/MC68EZ328.h>
  23 #ifdef CONFIG_UCSIMM
  24 #include <asm/bootstd.h>
  25 #endif
  26
  27 /***************************************************************************/
  28
  29 int m68328_hwclk(int set, struct rtc_time *t);
  30
  31 /***************************************************************************/
  32
  33 void m68ez328_reset(void)
  34 {
  35   local_irq_disable();
  36   asm volatile (
  37     "moveal #0x10c00000, %a0;\n"
  38     "moveb #0, 0xFFFFF300;\n"
  39     "moveal 0(%a0), %sp;\n"
  40     "moveal 4(%a0), %a0;\n"
  41     "jmp (%a0);\n"
  42     );
  43 }
  44
  45 /***************************************************************************/
  46
  47 unsigned char *cs8900a_hwaddr;
  48 static int errno;
  49
  50 #ifdef CONFIG_UCSIMM
  51 _bsc0(char *, getserialnum)
  52 _bsc1(unsigned char *, gethwaddr, int, a)
  53 _bsc1(char *, getbenv, char *, a)
  54 #endif
  55
  56 void __init config_BSP(char *command, int len)
  57 {
  58   unsigned char *p;
  59
  60   pr_info("68EZ328 DragonBallEZ support (C) 1999 Rt-Control, Inc\n");
  61
  62 #ifdef CONFIG_UCSIMM
  63   pr_info("uCsimm serial string [%s]\n", getserialnum());
  64   p = cs8900a_hwaddr = gethwaddr(0);
  65   pr_info("uCsimm hwaddr %pM\n", p);
  66
  67   p = getbenv("APPEND");
  68   if (p) strcpy(p,command);
  69   else command[0] = 0;
  70 #endif
  71
  72   mach_sched_init = hw_timer_init;
  73   mach_hwclk = m68328_hwclk;
  74   mach_reset = m68ez328_reset;
  75 }
  76
  77 /***************************************************************************/