Magma SBus serial & parallel port driver from Iain Hibbert.
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/* $NetBSD: magmareg.h,v 1.1 1998/05/19 23:58:54 pk Exp $ */
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/* magmareg.h
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*
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* Copyright (c) 1998 Iain Hibbert
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Iain Hibbert
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifdef MAGMA_DEBUG
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#define dprintf(x) printf x
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#else
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#define dprintf(x)
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#endif
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/* The mapping of minor device number -> card and port is done as
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* follows by default:
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*
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* +---+---+---+---+---+---+---+---+
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* | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
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* +---+---+---+---+---+---+---+---+
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* | | | | | | | |
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* | | | | +---+---+---+---> port number
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* | | | |
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* | | | +-------------------> dialout (on tty ports)
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* | | |
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* | | +-----------------------> unused
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* | |
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* +---+---------------------------> card number
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*
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*/
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#define MAGMA_MAX_CARDS 4
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#define MAGMA_MAX_TTY 16
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#define MAGMA_MAX_BPP 2
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#define MAGMA_MAX_CD1400 4
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#define MAGMA_MAX_CD1190 2
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#define MAGMA_CARD(x) ((minor(x) >> 6) & 0x03)
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#define MAGMA_PORT(x) (minor(x) & 0x0f)
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#define MTTY_DIALOUT(x) (minor(x) & 0x10)
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/*
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* Supported Card Types
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*/
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struct magma_board_info {
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char *mb_name; /* cardname to match against */
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char *mb_realname; /* english card name */
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int mb_nser; /* number of serial ports */
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int mb_npar; /* number of parallel ports */
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int mb_ncd1400; /* number of CD1400 chips */
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int mb_svcackr; /* svcackr offset */
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int mb_svcackt; /* svcackt offset */
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int mb_svcackm; /* svcackm offset */
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int mb_cd1400[MAGMA_MAX_CD1400];/* cd1400 chip register offsets */
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int mb_ncd1190; /* number of CD1190 chips */
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int mb_cd1190[MAGMA_MAX_CD1190];/* cd1190 chip register offsets */
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};
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/*
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* cd1400 chip data
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*/
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struct cd1400 {
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__volatile u_char *cd_reg; /* chip registers */
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int cd_chiprev; /* chip revision */
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int cd_clock; /* clock speed in Mhz */
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int cd_parmode; /* parallel mode operation */
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};
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/*
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* cd1190 chip data
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*/
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struct cd1190 {
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__volatile u_char *cd_reg; /* chip registers */
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int cd_chiprev; /* chip revision */
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};
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/* software state for each card */
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struct magma_softc {
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struct device ms_dev; /* required. must be first in softc */
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struct sbusdev ms_sd; /* sbus device */
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struct evcnt ms_intrcnt; /* statistics */
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/* cd1400 chip info */
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int ms_ncd1400;
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struct cd1400 ms_cd1400[MAGMA_MAX_CD1400];
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__volatile u_char *ms_svcackr; /* CD1400 service acknowledge receive */
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__volatile u_char *ms_svcackt; /* CD1400 service acknowledge transmit */
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__volatile u_char *ms_svcackm; /* CD1400 service acknowledge modem */
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/* cd1190 chip info */
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int ms_ncd1190;
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struct cd1190 ms_cd1190[MAGMA_MAX_CD1190];
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struct magma_board_info *ms_board; /* what am I? */
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struct mtty_softc *ms_mtty;
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struct mbpp_softc *ms_mbpp;
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};
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#define MTTY_RBUF_SIZE (2 * 512)
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#define MTTY_RX_FIFO_THRESHOLD 6
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#define MTTY_RX_DTR_THRESHOLD 9
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struct mtty_port {
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struct cd1400 *mp_cd1400; /* ptr to chip */
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int mp_channel; /* and channel */
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struct tty *mp_tty;
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int mp_openflags; /* default tty flags */
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int mp_flags; /* port flags */
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int mp_carrier; /* state of carrier */
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u_char *mp_rbuf; /* ring buffer start */
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u_char *mp_rend; /* ring buffer end */
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u_char *mp_rget; /* ring buffer read pointer */
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u_char *mp_rput; /* ring buffer write pointer */
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u_char *mp_txp; /* transmit character pointer */
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int mp_txc; /* transmit character counter */
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};
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#define MTTYF_CARRIER_CHANGED (1<<0)
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#define MTTYF_SET_BREAK (1<<1)
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#define MTTYF_CLR_BREAK (1<<2)
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#define MTTYF_DONE (1<<3)
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#define MTTYF_STOP (1<<4)
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#define MTTYF_RING_OVERFLOW (1<<5)
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struct mtty_softc {
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struct device ms_dev; /* device info */
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int ms_nports; /* tty ports */
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struct mtty_port ms_port[MAGMA_MAX_TTY];
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};
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#define MBPP_TXBUF_SIZE (CD1400_PAR_FIFO_SIZE * 10)
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struct mbpp_port {
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struct cd1400 *mp_cd1400; /* for LC2+1Sp card */
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struct cd1190 *mp_cd1190; /* all the others */
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int mp_flags;
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int mp_read_strobe; /* strobe width in ns */
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int mp_read_timeout; /* timeout after this many seconds */
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int mp_write_strobe; /* strobe width in ns */
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int mp_write_timeout; /* timeout after this many seconds */
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u_char *mp_txbuf; /* transmit buffer */
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u_char *mp_txp; /* transmit pointer */
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int mp_txc; /* transmit counter */
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};
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#define MBPPF_OPEN (1<<0)
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#define MBPPF_DONE (1<<1)
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struct mbpp_softc {
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struct device ms_dev; /* device info */
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int ms_nports; /* parallel ports */
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struct mbpp_port ms_port[MAGMA_MAX_BPP];
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};
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/*
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* useful macros
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*/
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#define SET(t, f) ((t) |= (f))
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#define CLR(t, f) ((t) &= ~(f))
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#define ISSET(t, f) ((t) & (f))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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/* internal function prototypes */
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int cd1400_compute_baud __P((speed_t, int, int *, int *));
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__inline void cd1400_write_ccr __P((struct cd1400 *, u_char));
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__inline u_char cd1400_read_reg __P((struct cd1400 *, int));
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__inline void cd1400_write_reg __P((struct cd1400 *, int, u_char));
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void cd1400_enable_transmitter __P((struct cd1400 *, int));
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int magma_match __P((struct device *, struct cfdata *, void *));
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void magma_attach __P((struct device *, struct device *, void *));
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int magma_hard __P((void *));
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int magma_soft __P((void *));
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int mtty_match __P((struct device *, struct cfdata *, void *));
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void mtty_attach __P((struct device *, struct device *, void *));
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int mtty_modem_control __P((struct mtty_port *, int, int));
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int mtty_param __P((struct tty *, struct termios *));
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void mtty_start __P((struct tty *));
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int mbpp_match __P((struct device *, struct cfdata *, void *));
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void mbpp_attach __P((struct device *, struct device *, void *));
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,218 @@
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/* $NetBSD: magmareg.h,v 1.1 1998/05/19 23:58:54 pk Exp $ */
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/* magmareg.h
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*
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* Copyright (c) 1998 Iain Hibbert
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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||||
* notice, this list of conditions and the following disclaimer.
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||||
* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Iain Hibbert
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifdef MAGMA_DEBUG
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#define dprintf(x) printf x
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#else
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#define dprintf(x)
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#endif
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/* The mapping of minor device number -> card and port is done as
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* follows by default:
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*
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* +---+---+---+---+---+---+---+---+
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* | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
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* +---+---+---+---+---+---+---+---+
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* | | | | | | | |
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* | | | | +---+---+---+---> port number
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* | | | |
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* | | | +-------------------> dialout (on tty ports)
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* | | |
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* | | +-----------------------> unused
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* | |
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* +---+---------------------------> card number
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*
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*/
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#define MAGMA_MAX_CARDS 4
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#define MAGMA_MAX_TTY 16
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#define MAGMA_MAX_BPP 2
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#define MAGMA_MAX_CD1400 4
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#define MAGMA_MAX_CD1190 2
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#define MAGMA_CARD(x) ((minor(x) >> 6) & 0x03)
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#define MAGMA_PORT(x) (minor(x) & 0x0f)
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#define MTTY_DIALOUT(x) (minor(x) & 0x10)
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/*
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* Supported Card Types
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*/
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struct magma_board_info {
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char *mb_name; /* cardname to match against */
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char *mb_realname; /* english card name */
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int mb_nser; /* number of serial ports */
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int mb_npar; /* number of parallel ports */
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int mb_ncd1400; /* number of CD1400 chips */
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int mb_svcackr; /* svcackr offset */
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int mb_svcackt; /* svcackt offset */
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int mb_svcackm; /* svcackm offset */
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int mb_cd1400[MAGMA_MAX_CD1400];/* cd1400 chip register offsets */
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int mb_ncd1190; /* number of CD1190 chips */
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int mb_cd1190[MAGMA_MAX_CD1190];/* cd1190 chip register offsets */
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};
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/*
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* cd1400 chip data
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*/
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struct cd1400 {
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__volatile u_char *cd_reg; /* chip registers */
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int cd_chiprev; /* chip revision */
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int cd_clock; /* clock speed in Mhz */
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int cd_parmode; /* parallel mode operation */
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};
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/*
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* cd1190 chip data
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*/
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struct cd1190 {
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__volatile u_char *cd_reg; /* chip registers */
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int cd_chiprev; /* chip revision */
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};
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/* software state for each card */
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struct magma_softc {
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struct device ms_dev; /* required. must be first in softc */
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struct sbusdev ms_sd; /* sbus device */
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struct evcnt ms_intrcnt; /* statistics */
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/* cd1400 chip info */
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int ms_ncd1400;
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struct cd1400 ms_cd1400[MAGMA_MAX_CD1400];
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__volatile u_char *ms_svcackr; /* CD1400 service acknowledge receive */
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__volatile u_char *ms_svcackt; /* CD1400 service acknowledge transmit */
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__volatile u_char *ms_svcackm; /* CD1400 service acknowledge modem */
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/* cd1190 chip info */
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int ms_ncd1190;
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struct cd1190 ms_cd1190[MAGMA_MAX_CD1190];
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struct magma_board_info *ms_board; /* what am I? */
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struct mtty_softc *ms_mtty;
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struct mbpp_softc *ms_mbpp;
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};
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#define MTTY_RBUF_SIZE (2 * 512)
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#define MTTY_RX_FIFO_THRESHOLD 6
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#define MTTY_RX_DTR_THRESHOLD 9
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struct mtty_port {
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struct cd1400 *mp_cd1400; /* ptr to chip */
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int mp_channel; /* and channel */
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struct tty *mp_tty;
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int mp_openflags; /* default tty flags */
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int mp_flags; /* port flags */
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int mp_carrier; /* state of carrier */
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u_char *mp_rbuf; /* ring buffer start */
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u_char *mp_rend; /* ring buffer end */
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u_char *mp_rget; /* ring buffer read pointer */
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u_char *mp_rput; /* ring buffer write pointer */
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u_char *mp_txp; /* transmit character pointer */
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int mp_txc; /* transmit character counter */
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};
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#define MTTYF_CARRIER_CHANGED (1<<0)
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#define MTTYF_SET_BREAK (1<<1)
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#define MTTYF_CLR_BREAK (1<<2)
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#define MTTYF_DONE (1<<3)
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#define MTTYF_STOP (1<<4)
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#define MTTYF_RING_OVERFLOW (1<<5)
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struct mtty_softc {
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struct device ms_dev; /* device info */
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int ms_nports; /* tty ports */
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struct mtty_port ms_port[MAGMA_MAX_TTY];
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};
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#define MBPP_TXBUF_SIZE (CD1400_PAR_FIFO_SIZE * 10)
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struct mbpp_port {
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struct cd1400 *mp_cd1400; /* for LC2+1Sp card */
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struct cd1190 *mp_cd1190; /* all the others */
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int mp_flags;
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int mp_read_strobe; /* strobe width in ns */
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int mp_read_timeout; /* timeout after this many seconds */
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int mp_write_strobe; /* strobe width in ns */
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int mp_write_timeout; /* timeout after this many seconds */
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u_char *mp_txbuf; /* transmit buffer */
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u_char *mp_txp; /* transmit pointer */
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int mp_txc; /* transmit counter */
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};
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#define MBPPF_OPEN (1<<0)
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#define MBPPF_DONE (1<<1)
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struct mbpp_softc {
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struct device ms_dev; /* device info */
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int ms_nports; /* parallel ports */
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struct mbpp_port ms_port[MAGMA_MAX_BPP];
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};
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/*
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* useful macros
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*/
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#define SET(t, f) ((t) |= (f))
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#define CLR(t, f) ((t) &= ~(f))
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#define ISSET(t, f) ((t) & (f))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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/* internal function prototypes */
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int cd1400_compute_baud __P((speed_t, int, int *, int *));
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__inline void cd1400_write_ccr __P((struct cd1400 *, u_char));
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__inline u_char cd1400_read_reg __P((struct cd1400 *, int));
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__inline void cd1400_write_reg __P((struct cd1400 *, int, u_char));
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void cd1400_enable_transmitter __P((struct cd1400 *, int));
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int magma_match __P((struct device *, struct cfdata *, void *));
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void magma_attach __P((struct device *, struct device *, void *));
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int magma_hard __P((void *));
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int magma_soft __P((void *));
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int mtty_match __P((struct device *, struct cfdata *, void *));
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void mtty_attach __P((struct device *, struct device *, void *));
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int mtty_modem_control __P((struct mtty_port *, int, int));
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int mtty_param __P((struct tty *, struct termios *));
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void mtty_start __P((struct tty *));
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int mbpp_match __P((struct device *, struct cfdata *, void *));
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void mbpp_attach __P((struct device *, struct device *, void *));
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