serial.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- /*
- * linux/include/asm-arm/arch-rpc/serial.h
- *
- * Copyright (C) 1996 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Changelog:
- * 15-10-1996 RMK Created
- */
- #ifndef __ASM_ARCH_SERIAL_H
- #define __ASM_ARCH_SERIAL_H
- /*
- * This assumes you have a 1.8432 MHz clock for your UART.
- *
- * It'd be nice if someone built a serial card with a 24.576 MHz
- * clock, since the 16550A is capable of handling a top speed of 1.5
- * megabits/second; but this requires the faster clock.
- */
- #define BASE_BAUD (1843200 / 16)
- #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
- #define RS_TABLE_SIZE 16
- /* UART CLK PORT IRQ FLAGS */
- #define STD_SERIAL_PORT_DEFNS
- { 0, BASE_BAUD, 0x3F8, 10, STD_COM_FLAGS }, /* ttyS0 */
- { 0, BASE_BAUD, 0x2F8, 10, STD_COM_FLAGS }, /* ttyS1 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS2 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS3 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS4 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS5 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS6 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS7 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS8 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS9 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS10 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS11 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS12 */
- { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS } /* ttyS13 */
- #define EXTRA_SERIAL_PORT_DEFNS
- #endif