208 lines
6.0 KiB
C
208 lines
6.0 KiB
C
/* $NetBSD: hpcioman.c,v 1.11 2004/09/13 12:55:47 drochner Exp $ */
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/*-
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* Copyright (c) 1999-2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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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 the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: hpcioman.c,v 1.11 2004/09/13 12:55:47 drochner Exp $");
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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/config_hook.h>
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#include <machine/platid.h>
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#include <machine/platid_mask.h>
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#include <machine/bus.h>
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#include <dev/hpc/hpciovar.h>
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#include <dev/hpc/hpciomanvar.h>
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#include "locators.h"
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int hpcioman_match(struct device *, struct cfdata *, void *);
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void hpcioman_attach(struct device *, struct device *, void *);
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int hpcioman_print(void *, const char *);
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int hpcioman_search(struct device *, struct cfdata *,
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const locdesc_t *, void *);
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struct hpcioman_softc {
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struct device sc_dev;
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};
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CFATTACH_DECL(hpcioman, sizeof(struct hpcioman_softc),
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hpcioman_match, hpcioman_attach, NULL, NULL);
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int
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hpcioman_match(struct device *parent, struct cfdata *cf, void *aux)
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{
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struct hpcio_attach_args *haa = aux;
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platid_mask_t mask;
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if (strcmp(haa->haa_busname, HPCIO_BUSNAME))
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return (0);
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/* select platform */
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mask = PLATID_DEREF(cf->cf_loc[HPCIOIFCF_PLATFORM]);
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return (platid_match(&platid, &mask));
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}
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void
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hpcioman_attach(struct device *parent, struct device *self, void *aux)
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{
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printf("\n");
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config_search_ia(hpcioman_search, self, "hpcioman", aux);
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}
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int
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hpcioman_search(struct device *parent, struct cfdata *cf,
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const locdesc_t *ldesc, void *aux)
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{
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//struct hpcioman_softc *sc = (struct hpcioman_softc *)parent;
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struct hpcio_attach_args *haa = aux;
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struct hpcioman_attach_args hma;
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/* get io chip */
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hma.hma_hc = (*haa->haa_getchip)(haa->haa_sc, cf->cf_iochip);
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/* interrupt mode */
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if (cf->cf_level != HPCIOMANCF_LEVEL_DEFAULT) {
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switch (cf->cf_hold) {
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case 1:
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hma.hma_intr_mode = HPCIO_INTR_HOLD;
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break;
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case 0:
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case HPCIOMANCF_HOLD_DEFAULT:
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default:
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hma.hma_intr_mode = HPCIO_INTR_THROUGH;
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break;
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}
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hma.hma_intr_mode |= HPCIO_INTR_LEVEL;
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if (cf->cf_level == 0)
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hma.hma_intr_mode |= HPCIO_INTR_LOW;
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else
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hma.hma_intr_mode |= HPCIO_INTR_HIGH;
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} else {
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switch (cf->cf_hold) {
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case 0:
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hma.hma_intr_mode = HPCIO_INTR_THROUGH;
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break;
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case 1:
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case HPCIOMANCF_HOLD_DEFAULT:
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default:
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hma.hma_intr_mode = HPCIO_INTR_HOLD;
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break;
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}
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hma.hma_intr_mode |= HPCIO_INTR_EDGE;
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switch (cf->cf_edge) {
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case 1:
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hma.hma_intr_mode |= HPCIO_INTR_POSEDGE;
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break;
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case 2:
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hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE;
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break;
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case 0:
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case 3:
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case HPCIOMANCF_EDGE_DEFAULT:
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hma.hma_intr_mode |= HPCIO_INTR_POSEDGE;
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hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE;
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break;
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default:
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printf("%s(%d): invalid configuration, edge=%d",
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__FILE__, __LINE__, cf->cf_edge);
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break;
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}
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}
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hma.hma_type = cf->cf_type;
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hma.hma_id = cf->cf_id;
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hma.hma_port = cf->cf_port;
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if (cf->cf_active == 0) {
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hma.hma_on = 0;
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hma.hma_off = 1;
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} else {
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hma.hma_on = 1;
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hma.hma_off = 0;
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}
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hma.hma_initvalue = -1; /* none */
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if (cf->cf_initvalue != HPCIOMANCF_INITVALUE_DEFAULT) {
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if (cf->cf_initvalue == 0)
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hma.hma_initvalue = hma.hma_off;
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else
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hma.hma_initvalue = hma.hma_on;
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}
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hma.hma_connect = cf->cf_connect;
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config_attach(parent, cf, &hma, hpcioman_print);
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return (0);
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}
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int
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hpcioman_print(void *aux, const char *pnp)
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{
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struct hpcioman_attach_args *hma = aux;
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int type = hma->hma_type;
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if (!pnp) {
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aprint_normal(" iochip %s, port %d, type %d, id %d",
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hma->hma_hc ? hma->hma_hc->hc_name : "not found",
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hma->hma_port, type, hma->hma_id);
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if (type == CONFIG_HOOK_BUTTONEVENT ||
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type == CONFIG_HOOK_PMEVENT ||
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type == CONFIG_HOOK_EVENT ||
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type == CONFIG_HOOK_PCIINTR) {
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if (hma->hma_intr_mode & HPCIO_INTR_EDGE)
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aprint_normal (", interrupt edge [%s%s]",
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(hma->hma_intr_mode&HPCIO_INTR_POSEDGE)
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? "p" : "",
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(hma->hma_intr_mode&HPCIO_INTR_NEGEDGE)
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? "n" : "");
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else
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aprint_normal (", interrupt level %s",
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(hma->hma_intr_mode&HPCIO_INTR_HIGH) ?
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"high" : "low");
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}
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if (hma->hma_initvalue != -1)
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aprint_normal(", initial value %d", hma->hma_initvalue);
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if (hma->hma_on == 0)
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aprint_normal(", active low");
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}
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return (QUIET);
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}
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