337 lines
9.2 KiB
C
337 lines
9.2 KiB
C
/* $NetBSD: tx39io.c,v 1.2 1999/12/07 17:08:11 uch Exp $ */
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/*
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* Copyright (c) 1999, by UCHIYAMA Yasushi
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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. The name of the developer 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include "opt_tx39_debug.h"
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#include "opt_tx39iodebug.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/bus.h>
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#include <hpcmips/tx/tx39var.h>
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#include <hpcmips/tx/tx39ioreg.h>
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#include <hpcmips/tx/tx39icureg.h>
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#define TX39IO_ATTACH_DUMMYHANDLER 0
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#undef TX39IO_MFIOOUTPORT_ON
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int tx39io_match __P((struct device*, struct cfdata*, void*));
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void tx39io_attach __P((struct device*, struct device*, void*));
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struct tx39io_softc {
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struct device sc_dev;
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tx_chipset_tag_t sc_tc;
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};
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struct cfattach tx39io_ca = {
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sizeof(struct tx39io_softc), tx39io_match, tx39io_attach
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};
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int tx39io_intr __P((void*));
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int tx39mfio_intr __P((void*));
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void tx39io_dump_and_attach_handler __P((struct tx39io_softc*, int));
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void __dump_and_attach_handler __P((tx_chipset_tag_t, u_int32_t, u_int32_t, u_int32_t, u_int32_t, int, int, int (*) __P((void*)), void*));
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#define ISSET(x, s) ((x) & (1 << (s)))
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#define STD_IN 1
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#define STD_OUT 2
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#define STD_INOUT 3
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struct {
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char *std_pin_name;
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int std_type;
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} mfio_map[TX39_IO_MFIO_MAX] = {
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[31] = {"CHIFS", STD_INOUT},
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[30] = {"CHICLK", STD_INOUT},
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[29] = {"CHIDOUT", STD_OUT},
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[28] = {"CHIDIN", STD_IN},
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[27] = {"DREQ", STD_IN},
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[26] = {"DGRINT", STD_OUT},
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[25] = {"BC32K", STD_OUT},
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[24] = {"TXD", STD_OUT},
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[23] = {"RXD", STD_IN},
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[22] = {"CS1", STD_OUT},
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[21] = {"CS2", STD_OUT},
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[20] = {"CS3", STD_OUT},
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[19] = {"MCS0", STD_OUT},
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[18] = {"MCS1", STD_OUT},
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#ifdef TX391X
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[17] = {"MCS2", STD_OUT},
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[16] = {"MCS3", STD_OUT},
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#endif /* TX391X */
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#ifdef TX392X
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[17] = {"RXPWR", STD_OUT},
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[16] = {"IROUT", STD_OUT},
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#endif /* TX392X */
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[15] = {"SPICLK", STD_OUT},
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[14] = {"SPIOUT", STD_OUT},
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[13] = {"SPIN", STD_IN},
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[12] = {"SIBMCLK", STD_INOUT},
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[11] = {"CARDREG", STD_OUT},
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[10] = {"CARDIOWR", STD_OUT},
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[9] = {"CARDIORD", STD_OUT},
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[8] = {"CARD1CSL", STD_OUT},
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[7] = {"CARD1CSH", STD_OUT},
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[6] = {"CARD2CSL", STD_OUT},
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[5] = {"CARD2CSH", STD_OUT},
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[4] = {"CARD1WAIT", STD_IN},
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[3] = {"CARD2WAIT", STD_IN},
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[2] = {"CARDDIR", STD_OUT},
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#ifdef TX391X
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[1] = {"MFIO[1]", 0},
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[0] = {"MFIO[0]", 0}
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#endif /* TX391X */
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#ifdef TX392X
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[1] = {"MCS1WAIT", 0},
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[0] = {"MCS0WAIT", 0}
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#endif /* TX392X */
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};
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int
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tx39io_match(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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return 1;
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}
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int
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tx39io_intr(arg)
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void *arg;
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{
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#ifdef TX39_DEBUG
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#if 0
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static int i;
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if (i ^= 1) {
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tx39debugflag = 1;
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} else {
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tx39debugflag = 0;
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}
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#endif
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printf("io (%d:%d)\n", (tx39intrvec >> 16) & 0xffff,
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tx39intrvec & 0xfff);
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#endif
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return 0;
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}
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int
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tx39mfio_intr(arg)
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void *arg;
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{
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#ifdef TX39_DEBUG
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#if 0
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struct tx39io_softc *sc = arg;
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tx39io_dump_and_attach_handler(sc, 0);
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#endif
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printf("mfio (%d:%d)\n", (tx39intrvec >> 16) & 0xffff,
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tx39intrvec & 0xfff);
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#endif
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return 0;
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}
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void
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tx39io_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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struct txsim_attach_args *ta = aux;
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struct tx39io_softc *sc = (void*)self;
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tx_chipset_tag_t tc;
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tc = sc->sc_tc = ta->ta_tc;
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printf("\n");
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#ifdef COMPAQ_LOCAL_INTR
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/* 2010c Rec button */
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tx_intr_establish(tc, MAKEINTR(5, (1<<6)), IST_EDGE, IPL_CLOCK, tx39io_intr, sc);
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/* Play button */
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tx_intr_establish(tc, MAKEINTR(5, (1<<5)), IST_EDGE, IPL_CLOCK, tx39io_intr, sc);
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/* It seems that these interrupt arise when serial session start */
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tx_intr_establish(tc, MAKEINTR(3, (1<<30)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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tx_intr_establish(tc, MAKEINTR(3, (1<<5)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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tx_intr_establish(tc, MAKEINTR(4, (1<<30)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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tx_intr_establish(tc, MAKEINTR(4, (1<<5)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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#endif
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#ifdef VICTOR_INTERLINK_INTR
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/* open panel */
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tx_intr_establish(tc, MAKEINTR(8, (1<<20)), IST_EDGE, IPL_CLOCK, tx39io_intr, sc);
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/* close panel */
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tx_intr_establish(tc, MAKEINTR(8, (1<<4)), IST_EDGE, IPL_CLOCK, tx39io_intr, sc);
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/* serial session */
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tx_intr_establish(tc, MAKEINTR(4, (1<<29)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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tx_intr_establish(tc, MAKEINTR(4, (1<<30)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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/* REC button */
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tx_intr_establish(tc, MAKEINTR(8, (1<<7)), IST_EDGE, IPL_CLOCK, tx39io_intr, sc);
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/* kbd */
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tx_intr_establish(tc, MAKEINTR(3, (1<<7)), IST_EDGE, IPL_CLOCK, tx39mfio_intr, sc);
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#endif
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#ifdef TX39IODEBUG
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tx39io_dump_and_attach_handler(sc, TX39IO_ATTACH_DUMMYHANDLER);
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#endif /* TX39IODEBUG */
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}
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#ifdef TX39IODEBUG
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void
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tx39io_dump_and_attach_handler(sc, dummy)
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struct tx39io_softc *sc;
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int dummy;
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{
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tx_chipset_tag_t tc;
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u_int32_t reg, reg_out, reg_dir, reg_in, reg_sel, reg_pwr, reg_deb;
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int i;
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int (*iointr) __P((void*));
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int (*mfiointr) __P((void*));
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tc = sc->sc_tc;
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if (dummy) {
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iointr = tx39io_intr;
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mfiointr = tx39mfio_intr;
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} else {
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iointr = mfiointr = 0;
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}
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printf("--------------------------------------------------------------\n");
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printf(" Debounce Direction DataOut DataIn PowerDown Select\n");
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printf("--------------------------------------------------------------\n");
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/* IO */
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reg = tx_conf_read(tc, TX39_IOCTRL_REG);
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reg_deb = TX39_IOCTRL_IODEBSEL(reg);
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reg_dir = TX39_IOCTRL_IODIREC(reg);
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#ifdef TX391X
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reg_out = TX39_IOCTRL_IODOUT(reg);
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reg_in = TX39_IOCTRL_IODIN(reg);
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#endif /* TX391X */
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#ifdef TX392X
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reg = tx_conf_read(tc, TX39_IODATAINOUT_REG);
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reg_out = TX39_IODATAINOUT_DOUT(reg);
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reg_in = TX39_IODATAINOUT_DIN(reg);
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#endif /* TX392X */
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reg = tx_conf_read(tc, TX39_IOIOPOWERDWN_REG);
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reg_pwr = TX39_IOIOPOWERDWN_IOPD(reg);
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for (i = TX39_IO_IO_MAX - 1; i >= 0 ; i--) {
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printf("IO %2d: ", i);
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printf("%s", ISSET(reg_dir, i) ? "On " : "Off");
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printf(" ");
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__dump_and_attach_handler(tc, reg_dir, reg_out, reg_in,
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reg_pwr, i, 1, iointr, sc);
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printf(" -");
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printf("\n");
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}
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/* MFIO */
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printf("--------------------------------------------------------------\n");
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reg_out = tx_conf_read(tc, TX39_IOMFIODATAOUT_REG);
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reg_dir = tx_conf_read(tc, TX39_IOMFIODATADIR_REG);
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reg_in = tx_conf_read(tc, TX39_IOMFIODATAIN_REG);
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reg_sel = tx_conf_read(tc, TX39_IOMFIODATASEL_REG);
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reg_pwr = tx_conf_read(tc, TX39_IOMFIOPOWERDWN_REG);
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for (i = TX39_IO_MFIO_MAX - 1; i >= 0 ; i--) {
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printf("MFIO %2d: - ", i);
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__dump_and_attach_handler(tc, reg_dir, reg_out, reg_in,
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reg_pwr, i, 0, mfiointr, sc);
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printf(" ");
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printf(ISSET(reg_sel, i) ? "MFIO(%s)" : "%s",
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mfio_map[i].std_pin_name);
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printf("\n");
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}
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printf("--------------------------------------------------------------\n");
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}
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void
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__dump_and_attach_handler(tc, reg_dir, reg_out, reg_in, reg_pwr,
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i, io, func, arg)
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tx_chipset_tag_t tc;
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u_int32_t reg_dir, reg_out, reg_in, reg_pwr;
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int i, io;
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int (*func) __P((void*));
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void *arg;
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{
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int pset, nset, pofs, nofs;
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if (io) {
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#ifdef TX391X
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pset = nset = 5;
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pofs = i + 7;
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nofs = i;
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#endif
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#ifdef TX392X
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pset = nset = 8;
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pofs = i + 16;
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nofs = i;
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#endif
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} else {
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pset = 3;
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nset = 4;
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pofs = nofs = i;
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}
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if (ISSET(reg_dir, i)) {
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#ifdef TX39IO_MFIOOUTPORT_ON
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txreg_t reg;
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if (io) {
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#ifdef TX392X
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reg = tx_conf_read(tc, TX39_IODATAINOUT_REG);
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reg |= (1 << (i + 16));
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tx_conf_write(tc, TX39_IODATAINOUT_REG, reg);
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#endif /* TX392X */
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} else {
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reg = tx_conf_read(tc, TX39_IOMFIODATAOUT_REG);
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reg |= (1 << i);
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tx_conf_write(tc, TX39_IOMFIODATAOUT_REG, reg);
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}
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#endif /* TX39IO_MFIOOUTPORT_ON */
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printf("Out");
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} else {
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printf("In ");
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if (func) {
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/* Positive Edge */
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tx_intr_establish(
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tc, MAKEINTR(pset, (1 << pofs)),
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IST_EDGE, IPL_TTY, func, arg);
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/* Negative Edge */
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tx_intr_establish(
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tc, MAKEINTR(nset, (1 << nofs)),
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IST_EDGE, IPL_TTY, func, arg);
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}
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}
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printf(" ");
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printf("%d", ISSET(reg_out, i) ? 1 : 0);
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printf(" ");
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printf("%d", ISSET(reg_in, i) ? 1 : 0);
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printf(" ");
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printf("%s", ISSET(reg_pwr, i) ? "Down ": "Active");
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};
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#endif /* TX39IODEBUG */
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