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author | wdenk <wdenk> | 2002-11-03 00:24:07 +0000 |
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committer | wdenk <wdenk> | 2002-11-03 00:24:07 +0000 |
commit | c609719b8d1b2dca590e0ed499016d041203e403 (patch) | |
tree | 7ea1755d80903ff972f312a249eb856061d40e15 /board/ml2 | |
parent | 5b1d713721c3ea02549940133f09236783dda1f9 (diff) | |
download | bootable_bootloader_goldelico_gta04-c609719b8d1b2dca590e0ed499016d041203e403.zip bootable_bootloader_goldelico_gta04-c609719b8d1b2dca590e0ed499016d041203e403.tar.gz bootable_bootloader_goldelico_gta04-c609719b8d1b2dca590e0ed499016d041203e403.tar.bz2 |
Initial revision
Diffstat (limited to 'board/ml2')
-rw-r--r-- | board/ml2/serial.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/board/ml2/serial.c b/board/ml2/serial.c new file mode 100644 index 0000000..dc9a8ea --- /dev/null +++ b/board/ml2/serial.c @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2002 + * Peter De Schrijver (p2@mind.be), Mind Linux Solutions, NV. + * + * 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 <asm/u-boot.h> +#include <asm/processor.h> +#include <common.h> +#include <command.h> +#include <configs/ML2.h> + +#if (defined CFG_INIT_CHAN1) || (defined CFG_INIT_CHAN2) +#include <ns16550.h> +#endif + +#if 0 +#include "serial.h" +#endif + +#if (defined CFG_INIT_CHAN1) || (defined CFG_INIT_CHAN2) +const NS16550_t COM_PORTS[] = { (NS16550_t) CFG_NS16550_COM1, + (NS16550_t) CFG_NS16550_COM2 }; +#endif + +int +serial_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate; + +#ifdef CFG_INIT_CHAN1 + (void)NS16550_init(COM_PORTS[0], clock_divisor); +#endif +#ifdef CFG_INIT_CHAN2 + (void)NS16550_init(COM_PORTS[1], clock_divisor); +#endif + return 0; + +} + +void +serial_putc(const char c) +{ + if (c == '\n') + NS16550_putc(COM_PORTS[CFG_DUART_CHAN], '\r'); + + NS16550_putc(COM_PORTS[CFG_DUART_CHAN], c); +} + +int +serial_getc(void) +{ + return NS16550_getc(COM_PORTS[CFG_DUART_CHAN]); +} + +int +serial_tstc(void) +{ + return NS16550_tstc(COM_PORTS[CFG_DUART_CHAN]); +} + +void +serial_setbrg (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate; + +#ifdef CFG_INIT_CHAN1 + NS16550_reinit(COM_PORTS[0], clock_divisor); +#endif +#ifdef CFG_INIT_CHAN2 + NS16550_reinit(COM_PORTS[1], clock_divisor); +#endif +} + +void +serial_puts (const char *s) +{ + while (*s) { + serial_putc (*s++); + } +} + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +void +kgdb_serial_init(void) +{ +} + +void +putDebugChar (int c) +{ + serial_putc (c); +} + +void +putDebugStr (const char *str) +{ + serial_puts (str); +} + +int +getDebugChar (void) +{ + return serial_getc(); +} + +void +kgdb_interruptible (int yes) +{ + return; +} +#endif /* CFG_CMD_KGDB */ |