144 lines
4.4 KiB
C
144 lines
4.4 KiB
C
/* $NetBSD: sbscd.c,v 1.14 2008/06/16 08:36:51 cegger Exp $ */
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/*
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* Copyright 2000, 2001
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* Broadcom Corporation. All rights reserved.
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*
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* This software is furnished under license and may be used and copied only
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* in accordance with the following terms and conditions. Subject to these
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* conditions, you may download, copy, install, use, modify and distribute
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* modified or unmodified copies of this software in source and/or binary
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* form. No title or ownership is transferred hereby.
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*
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* 1) Any source code used, modified or distributed must reproduce and
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* retain this copyright notice and list of conditions as they appear in
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* the source file.
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*
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* 2) No right is granted to use any trade name, trademark, or logo of
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* Broadcom Corporation. The "Broadcom Corporation" name may not be
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* used to endorse or promote products derived from this software
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* without the prior written permission of Broadcom Corporation.
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*
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* 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
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* NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
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* FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
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* LIABLE FOR 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
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: sbscd.c,v 1.14 2008/06/16 08:36:51 cegger Exp $");
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/systm.h>
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#include <mips/sibyte/include/zbbusvar.h>
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#include <mips/sibyte/dev/sbscdvar.h>
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#include "locators.h"
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static int sbscd_match(struct device *, struct cfdata *, void *);
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static void sbscd_attach(struct device *, struct device *, void *);
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CFATTACH_DECL(sbscd, sizeof(struct device),
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sbscd_match, sbscd_attach, NULL, NULL);
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static int sbscd_print(void *, const char *);
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static const char *sbscd_device_type_name(enum sbscd_device_type type);
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static const struct sbscd_attach_locs sb1250_sbscd_devs[] = {
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#if 0
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{ 0x20000, {-1,-1}, SBSCD_DEVTYPE_ICU, },
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#endif
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{ 0x20050, {0,-1}, SBSCD_DEVTYPE_WDOG, },
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{ 0x20150, {1,-1}, SBSCD_DEVTYPE_WDOG, },
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{ 0x20070, {2,-1}, SBSCD_DEVTYPE_TIMER, },
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{ 0x20078, {3,-1}, SBSCD_DEVTYPE_TIMER, },
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{ 0x20170, {4,-1}, SBSCD_DEVTYPE_TIMER, },
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{ 0x20178, {5,-1}, SBSCD_DEVTYPE_TIMER, },
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{ 0x1FFA0, {-1,-1}, SBSCD_DEVTYPE_JTAGCONS, },
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/* XXX others */
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};
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static const int sb1250_sbscd_dev_count = __arraycount(sb1250_sbscd_devs);
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static int
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sbscd_match(struct device *parent, struct cfdata *match, void *aux)
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{
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struct zbbus_attach_args *zap = aux;
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if (zap->za_locs.za_type != ZBBUS_ENTTYPE_SCD)
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return (0);
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return 1;
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}
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static void
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sbscd_attach(struct device *parent, struct device *self, void *aux)
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{
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struct sbscd_attach_args sa;
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int i;
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int locs[SBSCDCF_NLOCS];
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printf("\n");
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for (i = 0; i < sb1250_sbscd_dev_count; i++) {
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memset(&sa, 0, sizeof sa);
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sa.sa_base = 0x10000000; /* XXXCGD */
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sa.sa_locs = sb1250_sbscd_devs[i];
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locs[SBSCDCF_OFFSET] = sb1250_sbscd_devs[i].sa_offset;
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locs[SBSCDCF_INTR + 0] =
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sb1250_sbscd_devs[i].sa_intr[0];
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locs[SBSCDCF_INTR + 1] =
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sb1250_sbscd_devs[i].sa_intr[1];
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config_found_sm_loc(self, "sbscd", locs, &sa,
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sbscd_print, config_stdsubmatch);
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}
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return;
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}
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int
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sbscd_print(void *aux, const char *pnp)
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{
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struct sbscd_attach_args *sap = aux;
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int i;
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if (pnp)
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aprint_normal("%s at %s",
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sbscd_device_type_name(sap->sa_locs.sa_type), pnp);
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aprint_normal(" offset 0x%lx", (long)sap->sa_locs.sa_offset);
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for (i = 0; i < 2; i++) {
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if (sap->sa_locs.sa_intr[i] != -1)
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aprint_normal("%s%ld", i == 0 ? " intr " : ",",
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(long)sap->sa_locs.sa_intr[i]);
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}
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return (UNCONF);
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}
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static const char *
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sbscd_device_type_name(enum sbscd_device_type type)
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{
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switch (type) {
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case SBSCD_DEVTYPE_ICU:
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return ("sbicu");
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case SBSCD_DEVTYPE_WDOG:
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return ("sbwdog");
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case SBSCD_DEVTYPE_TIMER:
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return ("sbtimer");
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case SBSCD_DEVTYPE_JTAGCONS:
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return ("sbjcn");
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}
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panic("sbscd_device_type_name");
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return ("panic");
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}
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