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[/] [openrisc/] [tags/] [gnu-src/] [newlib-1.18.0/] [newlib-1.18.0-or32-1.0rc1/] [libgloss/] [m68k/] [mc68681reg.h] - Rev 345
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/* mc68681reg.h -- Motorola mc68681 DUART register offsets. * Copyright (c) 1995 Cygnus Support * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided * that existing copyright notices are retained in all copies and that this * notice is included verbatim in any distributions. No written agreement, * license, or royalty fee is required for any of the authorized uses. * Modifications to this software may be copyrighted by their authors * and need not follow the licensing terms described here, provided that * the new terms are clearly indicated on the first page of each file where * they apply. */ #define DUART_MR1A 0x00 /* Mode Register A */ #define DUART_MR1A 0x00 /* Mode Register A */ #define DUART_SRA 0x01 /* Status Register A */ #define DUART_CSRA 0x01 /* Clock-Select Register A */ #define DUART_CRA 0x02 /* Command Register A */ #define DUART_RBA 0x03 /* Receive Buffer A */ #define DUART_TBA 0x03 /* Transmit Buffer A */ #define DUART_IPCR 0x04 /* Input Port Change Register */ #define DUART_ACR 0x04 /* Auxiliary Control Register */ #define DUART_ISR 0x05 /* Interrupt Status Register */ #define DUART_IMR 0x05 /* Interrupt Mask Register */ #define DUART_CUR 0x06 /* Counter Mode: current MSB */ #define DUART_CTUR 0x06 /* Counter/Timer upper reg */ #define DUART_CLR 0x07 /* Counter Mode: current LSB */ #define DUART_CTLR 0x07 /* Counter/Timer lower reg */ #define DUART_MR1B 0x08 /* Mode Register B */ #define DUART_MR2B 0x08 /* Mode Register B */ #define DUART_SRB 0x09 /* Status Register B */ #define DUART_CSRB 0x09 /* Clock-Select Register B */ #define DUART_CRB 0x0A /* Command Register B */ #define DUART_RBB 0x0B /* Receive Buffer B */ #define DUART_TBB 0x0B /* Transmit Buffer A */ #define DUART_IVR 0x0C /* Interrupt Vector Register */ #define DUART_IP 0x0D /* Input Port */ #define DUART_OPCR 0x0D /* Output Port Configuration Reg. */ #define DUART_STRTCC 0x0E /* Start-Counter command */ #define DUART_OPRSET 0x0E /* Output Port Reg, SET bits */ #define DUART_STOPCC 0x0F /* Stop-Counter command */ #define DUART_OPRRST 0x0F /* Output Port Reg, ReSeT bits */