diff options
Diffstat (limited to 'sys/isa/sioreg.h')
-rw-r--r-- | sys/isa/sioreg.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/sys/isa/sioreg.h b/sys/isa/sioreg.h deleted file mode 100644 index 4b0f1b6..0000000 --- a/sys/isa/sioreg.h +++ /dev/null @@ -1,114 +0,0 @@ -/*- - * Copyright (c) 1991 The Regents of the University of California. - * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. - * - * from: @(#)comreg.h 7.2 (Berkeley) 5/9/91 - * $Id$ - */ - - -/* 16 bit baud rate divisor (lower byte in dca_data, upper in dca_ier) */ -#define COMBRD(x) (1843200 / (16*(x))) - -/* interrupt enable register */ -#define IER_ERXRDY 0x1 -#define IER_ETXRDY 0x2 -#define IER_ERLS 0x4 -#define IER_EMSC 0x8 - -/* interrupt identification register */ -#define IIR_IMASK 0xf -#define IIR_RXTOUT 0xc -#define IIR_RLS 0x6 -#define IIR_RXRDY 0x4 -#define IIR_TXRDY 0x2 -#define IIR_NOPEND 0x1 -#define IIR_MLSC 0x0 -#define IIR_FIFO_MASK 0xc0 /* set if FIFOs are enabled */ - -/* fifo control register */ -#define FIFO_ENABLE 0x01 -#define FIFO_RCV_RST 0x02 -#define FIFO_XMT_RST 0x04 -#define FIFO_DMA_MODE 0x08 -#define FIFO_TRIGGER_1 0x00 -#define FIFO_TRIGGER_4 0x40 -#define FIFO_TRIGGER_8 0x80 -#define FIFO_TRIGGER_14 0xc0 - -/* character format control register */ -#define CFCR_DLAB 0x80 -#define CFCR_SBREAK 0x40 -#define CFCR_PZERO 0x30 -#define CFCR_PONE 0x20 -#define CFCR_PEVEN 0x10 -#define CFCR_PODD 0x00 -#define CFCR_PENAB 0x08 -#define CFCR_STOPB 0x04 -#define CFCR_8BITS 0x03 -#define CFCR_7BITS 0x02 -#define CFCR_6BITS 0x01 -#define CFCR_5BITS 0x00 - -/* modem control register */ -#define MCR_LOOPBACK 0x10 -#define MCR_IENABLE 0x08 -#define MCR_DRS 0x04 -#define MCR_RTS 0x02 -#define MCR_DTR 0x01 - -/* line status register */ -#define LSR_RCV_FIFO 0x80 -#define LSR_TSRE 0x40 -#define LSR_TXRDY 0x20 -#define LSR_BI 0x10 -#define LSR_FE 0x08 -#define LSR_PE 0x04 -#define LSR_OE 0x02 -#define LSR_RXRDY 0x01 -#define LSR_RCV_MASK 0x1f - -/* modem status register */ -#define MSR_DCD 0x80 -#define MSR_RI 0x40 -#define MSR_DSR 0x20 -#define MSR_CTS 0x10 -#define MSR_DDCD 0x08 -#define MSR_TERI 0x04 -#define MSR_DDSR 0x02 -#define MSR_DCTS 0x01 - -/* - * WARNING: Serial console is assumed to be at COM1 address - * and CONUNIT must be 0. - */ -#define CONADDR (0x3f8) -#define CONUNIT (0) |