board/esd/cpci750/serial.c

   1 /*
   2  * (C) Copyright 2001
   3  * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
   4  *
   5  * modified for marvell db64360 eval board by
   6  * Ingo Assmus <ingo.assmus@keymile.com>
   7  *
   8  * modified for cpci750 board by
   9  * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
  10  *
  11  * See file CREDITS for list of people who contributed to this
  12  * project.
  13  *
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License as
  16  * published by the Free Software Foundation; either version 2 of
  17  * the License, or (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to the Free Software
  26  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  27  * MA 02111-1307 USA
  28  */
  29
  30 /*
  31  * serial.c - serial support for esd cpci750 board
  32  */
  33
  34 /* supports the MPSC */
  35
  36 #include <common.h>
  37 #include <command.h>
  38 #include "../../Marvell/include/memory.h"
  39 #include "serial.h"
  40
  41
  42 #include "mpsc.h"
  43
  44 int serial_init (void)
  45 {
  46         DECLARE_GLOBAL_DATA_PTR;
  47
  48         mpsc_init (gd->baudrate);
  49
  50         return (0);
  51 }
  52
  53 void serial_putc (const char c)
  54 {
  55         if (c == '\n')
  56                 mpsc_putchar ('\r');
  57
  58         mpsc_putchar (c);
  59 }
  60
  61 int serial_getc (void)
  62 {
  63         return mpsc_getchar ();
  64 }
  65
  66 int serial_tstc (void)
  67 {
  68         return mpsc_test_char ();
  69 }
  70
  71 void serial_setbrg (void)
  72 {
  73         DECLARE_GLOBAL_DATA_PTR;
  74
  75         galbrg_set_baudrate (CONFIG_MPSC_PORT, gd->baudrate);
  76 }
  77
  78
  79 void serial_puts (const char *s)
  80 {
  81         while (*s) {
  82                 serial_putc (*s++);
  83         }
  84 }
  85
  86 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  87 void kgdb_serial_init (void)
  88 {
  89 }
  90
  91 void putDebugChar (int c)
  92 {
  93         serial_putc (c);
  94 }
  95
  96 void putDebugStr (const char *str)
  97 {
  98         serial_puts (str);
  99 }
 100
 101 int getDebugChar (void)
 102 {
 103         return serial_getc ();
 104 }
 105
 106 void kgdb_interruptible (int yes)
 107 {
 108         return;
 109 }
 110 #endif /* CFG_CMD_KGDB */