3 * Peter De Schrijver (p2@mind.be), Mind Linux Solutions, NV.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of
8 * the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 #include <asm/u-boot.h>
23 #include <asm/processor.h>
34 const NS16550_t COM_PORTS[] =
35 { (NS16550_t) CFG_NS16550_COM1, (NS16550_t) CFG_NS16550_COM2 };
38 #define CFG_DUART_CHAN gComPort
39 static int gComPort = 0;
41 int serial_init (void)
43 DECLARE_GLOBAL_DATA_PTR;
45 int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
47 (void) NS16550_init (COM_PORTS[0], clock_divisor);
53 void serial_putc (const char c)
56 NS16550_putc (COM_PORTS[CFG_DUART_CHAN], '\r');
59 NS16550_putc (COM_PORTS[CFG_DUART_CHAN], c);
62 int serial_getc (void)
64 return NS16550_getc (COM_PORTS[CFG_DUART_CHAN]);
67 int serial_tstc (void)
69 return NS16550_tstc (COM_PORTS[CFG_DUART_CHAN]);
72 void serial_setbrg (void)
74 DECLARE_GLOBAL_DATA_PTR;
76 int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
79 NS16550_reinit (COM_PORTS[0], clock_divisor);
82 NS16550_reinit (COM_PORTS[1], clock_divisor);
86 void serial_puts (const char *s)
93 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
94 void kgdb_serial_init (void)
98 void putDebugChar (int c)
103 void putDebugStr (const char *str)
108 int getDebugChar (void)
110 return serial_getc ();
113 void kgdb_interruptible (int yes)
117 #endif /* CFG_CMD_KGDB */