/* $NetBSD: uart.h,v 1.1 2007/03/20 08:52:02 dyoung Exp $ */ /*- * Copyright (c) 2007 Ruslan Ermilov and Vsevolod Lobko. * All rights reserved. * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * 3. The names of the authors may not be used to endorse or promote * products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. */ #ifndef _ADMUART_H #define _ADMUART_H /* UART registers */ #define UART_DR_REG 0x00 #define UART_RSR_REG 0x04 #define UART_RSR_FE 0x01 #define UART_RSR_PE 0x02 #define UART_RSR_BE 0x04 #define UART_RSR_OE 0x08 #define UART_ECR_REG 0x04 #define UART_ECR_RSR 0x80 #define UART_LCR_H_REG 0x08 #define UART_LCR_M_REG 0x0c #define UART_LCR_L_REG 0x10 #define UART_CR_REG 0x14 #define UART_CR_PORT_EN 0x01 #define UART_CR_SIREN 0x02 #define UART_CR_SIRLP 0x04 #define UART_CR_MODEM_STATUS_INT_EN 0x08 #define UART_CR_RX_INT_EN 0x10 #define UART_CR_TX_INT_EN 0x20 #define UART_CR_RX_TIMEOUT_INT_EN 0x40 #define UART_CR_LOOPBACK_EN 0x80 #define UART_FR_REG 0x18 #define UART_FR_CTS 0x01 #define UART_FR_DSR 0x02 #define UART_FR_DCD 0x04 #define UART_FR_BUSY 0x08 #define UART_FR_RX_FIFO_EMPTY 0x10 #define UART_FR_TX_FIFO_FULL 0x20 #define UART_FR_RX_FIFO_FULL 0x40 #define UART_FR_TX_FIFO_EMPTY 0x80 #define UART_IR_REG 0x1c #define UART_IR_MODEM_STATUS_INT 0x01 #define UART_IR_RX_INT 0x02 #define UART_IR_TX_INT 0x04 #define UART_IR_RX_TIMEOUT_INT 0x08 #define UART_IR_INT_MASK 0x0f #define UART_ILPR_REG 0x20 /* UART interrupts */ int uart_cnattach(void); #endif /* _ADMUART_H */ |