220 lines
7.8 KiB
C
220 lines
7.8 KiB
C
/* $NetBSD: aubus.c,v 1.23 2011/07/10 23:13:23 matt Exp $ */
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/*-
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* Copyright (c) 2006 Itronix Inc.
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* All rights reserved.
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*
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* Portions written by Garrett D'Amore for Itronix Inc.
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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. The name of Itronix Inc. may not be used to endorse
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* or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
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* 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 ITRONIX INC. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* 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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/*
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* Copyright 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Simon Burge for Wasabi Systems, Inc.
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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 for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* 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 WASABI SYSTEMS, INC
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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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/*
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* Copyright (c) 1996 Christopher G. Demetriou. 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 Christopher G. Demetriou
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* for the NetBSD Project.
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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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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: aubus.c,v 1.23 2011/07/10 23:13:23 matt Exp $");
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#include "locators.h"
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#define _MIPS_BUS_DMA_PRIVATE
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#include <sys/param.h>
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#include <sys/bus.h>
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#include <sys/device.h>
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#include <sys/extent.h>
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#include <sys/malloc.h>
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#include <sys/systm.h>
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#include <mips/locore.h>
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#include <mips/alchemy/include/aureg.h>
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#include <mips/alchemy/include/auvar.h>
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#include <mips/alchemy/include/aubusvar.h>
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static int aubus_match(device_t, cfdata_t, void *);
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static void aubus_attach(device_t, device_t, void *);
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static int aubus_print(void *, const char *);
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CFATTACH_DECL_NEW(aubus, 0,
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aubus_match, aubus_attach, NULL, NULL);
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bus_space_tag_t aubus_st; /* XXX */
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struct mips_bus_dma_tag aubus_mdt = {
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._dmamap_ops = _BUS_DMAMAP_OPS_INITIALIZER,
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._dmamem_ops = _BUS_DMAMEM_OPS_INITIALIZER,
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._dmatag_ops = _BUS_DMATAG_OPS_INITIALIZER,
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};
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/*
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* Probe for the aubus; always succeeds.
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*/
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static int
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aubus_match(device_t parent, cfdata_t match, void *aux)
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{
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return 1;
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}
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/*
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* Attach the aubus.
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*/
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static void
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aubus_attach(device_t parent, device_t self, void *aux)
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{
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struct aubus_attach_args aa;
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device_t sc = self;
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struct au_chipdep *chip;
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const struct au_dev *ad;
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int locs[AUBUSCF_NLOCS];
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printf("\n");
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chip = au_chipdep();
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KASSERT(chip != NULL);
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aubus_mdt._cookie = sc;
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for (ad = chip->devices; ad->name != NULL; ad++) {
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aa.aa_name = ad->name;
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aa.aa_st = aubus_st;
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aa.aa_dt = &aubus_mdt;
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aa.aa_addrs[0] = ad->addr[0];
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aa.aa_addrs[1] = ad->addr[1];
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aa.aa_addrs[2] = ad->addr[2];
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aa.aa_irq[0] = ad->irq[0];
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aa.aa_irq[1] = ad->irq[1];
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locs[AUBUSCF_ADDR] = ad->addr[0];
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(void) config_found_sm_loc(self, "aubus", locs, &aa,
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aubus_print, config_stdsubmatch);
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}
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}
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static int
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aubus_print(void *aux, const char *pnp)
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{
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struct aubus_attach_args *aa = aux;
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if (pnp)
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aprint_normal("%s at %s", aa->aa_name, pnp);
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if (aa->aa_addr != AUBUSCF_ADDR_DEFAULT)
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aprint_normal(" addr 0x%"PRIxBUSADDR, aa->aa_addr);
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if (aa->aa_irq[0] >= 0)
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aprint_normal(" irq %d", aa->aa_irq[0]);
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if (aa->aa_irq[1] >= 0)
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aprint_normal(",%d", aa->aa_irq[1]);
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return (UNCONF);
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}
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#if 0
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void
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aubus_alloc_dma_tag(device_t sc, bus_dma_tag_t pdt)
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{
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bus_dma_tag_t t;
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t = pdt;
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t->_cookie = sc;
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t->_wbase = 0; /* XXX */
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t->_physbase = 0; /* XXX */
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t->_wsize = MIPS_KSEG1_START - MIPS_KSEG0_START;
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t->_dmamap_create = _bus_dmamap_create;
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t->_dmamap_destroy = _bus_dmamap_destroy;
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t->_dmamap_load = _bus_dmamap_load;
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t->_dmamap_load_mbuf = _bus_dmamap_load_mbuf;
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t->_dmamap_load_uio = _bus_dmamap_load_uio;
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t->_dmamap_load_raw = _bus_dmamap_load_raw;
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t->_dmamap_unload = _bus_dmamap_unload;
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t->_dmamap_sync = _bus_dmamap_sync;
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t->_dmamem_alloc = _bus_dmamem_alloc;
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t->_dmamem_free = _bus_dmamem_free;
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t->_dmamem_map = _bus_dmamem_map;
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t->_dmamem_unmap = _bus_dmamem_unmap;
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t->_dmamem_mmap = _bus_dmamem_mmap;
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}
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#endif
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