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gdb-io.h

/* gdb-io.h: FR403 GDB I/O port defs
 *
 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * 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.
 */

#ifndef _GDB_IO_H
#define _GDB_IO_H

#include <asm/serial-regs.h>

#undef UART_RX
#undef UART_TX
#undef UART_DLL
#undef UART_DLM
#undef UART_IER
#undef UART_IIR
#undef UART_FCR
#undef UART_LCR
#undef UART_MCR
#undef UART_LSR
#undef UART_MSR
#undef UART_SCR

#define UART_RX         0*8   /* In:  Receive buffer (DLAB=0) */
#define UART_TX         0*8   /* Out: Transmit buffer (DLAB=0) */
#define UART_DLL  0*8   /* Out: Divisor Latch Low (DLAB=1) */
#define UART_DLM  1*8   /* Out: Divisor Latch High (DLAB=1) */
#define UART_IER  1*8   /* Out: Interrupt Enable Register */
#define UART_IIR  2*8   /* In:  Interrupt ID Register */
#define UART_FCR  2*8   /* Out: FIFO Control Register */
#define UART_LCR  3*8   /* Out: Line Control Register */
#define UART_MCR  4*8   /* Out: Modem Control Register */
#define UART_LSR  5*8   /* In:  Line Status Register */
#define UART_MSR  6*8   /* In:  Modem Status Register */
#define UART_SCR  7*8   /* I/O: Scratch Register */

#define UART_LCR_DLAB   0x80  /* Divisor latch access bit */
#define UART_LCR_SBC    0x40  /* Set break control */
#define UART_LCR_SPAR   0x20  /* Stick parity (?) */
#define UART_LCR_EPAR   0x10  /* Even parity select */
#define UART_LCR_PARITY 0x08  /* Parity Enable */
#define UART_LCR_STOP   0x04  /* Stop bits: 0=1 stop bit, 1= 2 stop bits */
#define UART_LCR_WLEN5  0x00  /* Wordlength: 5 bits */
#define UART_LCR_WLEN6  0x01  /* Wordlength: 6 bits */
#define UART_LCR_WLEN7  0x02  /* Wordlength: 7 bits */
#define UART_LCR_WLEN8  0x03  /* Wordlength: 8 bits */


#endif /* _GDB_IO_H */

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