Source-Changes-HG archive
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]
[src/trunk]: src/sys/arch/mips/sibyte/pci Add PCI support for BCM1125/1250.
details: https://anonhg.NetBSD.org/src/rev/525cff4cfff7
branches: trunk
changeset: 762201:525cff4cfff7
user: matt <matt%NetBSD.org@localhost>
date: Thu Feb 17 14:24:12 2011 +0000
description:
Add PCI support for BCM1125/1250.
diffstat:
sys/arch/mips/sibyte/pci/sbbrz.c | 221 ++++++++++++++++++++++++++
sys/arch/mips/sibyte/pci/sbbrz_bus_io.c | 57 ++++++
sys/arch/mips/sibyte/pci/sbbrz_bus_mem.c | 57 ++++++
sys/arch/mips/sibyte/pci/sbbrz_pci.c | 256 +++++++++++++++++++++++++++++++
sys/arch/mips/sibyte/pci/sbbrzvar.h | 88 ++++++++++
sys/arch/mips/sibyte/pci/sbpcihb.c | 89 ++++++++++
6 files changed, 768 insertions(+), 0 deletions(-)
diffs (truncated from 792 to 300 lines):
diff -r cb2078c3ac34 -r 525cff4cfff7 sys/arch/mips/sibyte/pci/sbbrz.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/mips/sibyte/pci/sbbrz.c Thu Feb 17 14:24:12 2011 +0000
@@ -0,0 +1,221 @@
+/* $NetBSD: sbbrz.c,v 1.2 2011/02/17 14:24:12 matt Exp $ */
+
+/*
+ * Copyright 2000, 2001
+ * Broadcom Corporation. All rights reserved.
+ *
+ * This software is furnished under license and may be used and copied only
+ * in accordance with the following terms and conditions. Subject to these
+ * conditions, you may download, copy, install, use, modify and distribute
+ * modified or unmodified copies of this software in source and/or binary
+ * form. No title or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce and
+ * retain this copyright notice and list of conditions as they appear in
+ * the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or logo of
+ * Broadcom Corporation. Neither the "Broadcom Corporation" name nor any
+ * trademark or logo of Broadcom Corporation may be used to endorse or
+ * promote products derived from this software without the prior written
+ * permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
+ * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
+ * LIABLE FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/* from: $NetBSD: apecs.c,v 1.38 2000/06/29 08:58:45 mrg Exp */
+
+/*-
+ * Copyright (c) 2000, 2010 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Copyright (c) 1995, 1996 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chris G. Demetriou
+ *
+ * Permission to use, copy, modify and distribute this software and
+ * its documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ *
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
+ * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * Carnegie Mellon requests users of this software to return to
+ *
+ * Software Distribution Coordinator or Software.Distribution%CS.CMU.EDU@localhost
+ * School of Computer Science
+ * Carnegie Mellon University
+ * Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ */
+
+/*
+ * Driver for SB-1250 I/O bridge 0, which provides the PCI and LDT
+ * interfaces.
+ */
+
+#define _MIPS_BUS_DMA_PRIVATE
+
+#include <sys/param.h>
+#include <sys/device.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcidevs.h>
+
+#include <mips/locore.h>
+#include <mips/sibyte/include/sb1250_regs.h>
+#include <mips/sibyte/include/sb1250_scd.h>
+#include <mips/sibyte/include/zbbusvar.h>
+#include <mips/sibyte/pci/sbbrzvar.h>
+
+static int sbbrz_match(device_t, cfdata_t, void *);
+static void sbbrz_attach(device_t, device_t, void *);
+
+CFATTACH_DECL_NEW(sbbrz, 0, sbbrz_match, sbbrz_attach, NULL, NULL);
+
+static int sbbrz_print(void *, const char *pnp);
+
+/* There can be only one. */
+struct sbbrz_softc sbbrz_softc;
+
+static int
+sbbrz_match(device_t parent, cfdata_t match, void *aux)
+{
+ struct zbbus_attach_args *zap = aux;
+
+ if (zap->za_locs.za_type != ZBBUS_ENTTYPE_BRZ)
+ return (0);
+
+ if (sbbrz_softc.sc_dev != NULL)
+ return (0);
+
+ return 1;
+}
+
+/*
+ * Set up the chipset's function pointers.
+ */
+static void
+sbbrz_init(struct sbbrz_softc *sc)
+{
+ int error;
+
+ sbbrz_bus_io_init(&sc->sc_iot, sc);
+ sbbrz_bus_mem_init(&sc->sc_memt, sc);
+
+ bus_dma_tag_t t = &sc->sc_dmat64;
+ t->_cookie = sc;
+ t->_wbase = 0;
+ t->_bounce_alloc_lo = 0;
+ t->_bounce_alloc_hi = 0;
+ t->_dmamap_ops = mips_bus_dmamap_ops;
+ t->_dmamem_ops = mips_bus_dmamem_ops;
+ t->_dmatag_ops = mips_bus_dmatag_ops;
+
+ error = bus_dmatag_subregion(t, 0, (bus_addr_t)1 << 32, &sc->sc_dmat32, 0);
+ if (error)
+ panic("%s: failed to create 32bit dma tag: %d",
+ __func__, error);
+
+ sbbrz_pci_init(&sc->sc_pc, sc);
+}
+
+static void
+sbbrz_attach(device_t parent, device_t self, void *aux)
+{
+ struct sbbrz_softc *sc = &sbbrz_softc;
+ struct pcibus_attach_args pba;
+ uint64_t regval;
+ bool host;
+
+ /* Tell the user whether it's host or device mode. */
+ regval = mips3_ld((void *)MIPS_PHYS_TO_KSEG1(A_SCD_SYSTEM_CFG));
+ host = (regval & M_SYS_PCI_HOST) != 0;
+
+ aprint_normal(": %s pci mode\n", host ? "host" : "device");
+
+ /* note that we've attached the bridge; can't have two. */
+ sc->sc_dev = self;
+ self->dv_private = sc;
+
+ /*
+ * set up the bridge's info; done once at console init time
+ * (maybe), but doesn't hurt to do twice.
+ */
+ sbbrz_init(sc);
+
+#if _has_pba_busname
+ pba.pba_busname = "pci";
+#endif
+ pba.pba_iot = &sc->sc_iot;
+ pba.pba_memt = &sc->sc_memt;
+ pba.pba_dmat64 = &sc->sc_dmat64;
+ pba.pba_dmat = sc->sc_dmat32;
+ pba.pba_pc = &sc->sc_pc;
+ pba.pba_bus = 0;
+ pba.pba_bridgetag = NULL;
+ pba.pba_flags = PCI_FLAGS_IO_ENABLED | PCI_FLAGS_MEM_ENABLED |
+ PCI_FLAGS_MRL_OKAY | PCI_FLAGS_MRM_OKAY | PCI_FLAGS_MWI_OKAY;
+ config_found(self, &pba, sbbrz_print);
+}
+
+static int
+sbbrz_print(void *aux, const char *pnp)
+{
+ struct pcibus_attach_args *pba = aux;
+
+ /* only PCIs can attach to sbbrz; easy. */
+ if (pnp)
+#if _has_pba_busname
+ aprint_normal("%s at %s\n", pba->pba_busname, pnp);
+#else
+ aprint_normal("\n* sbbrz_pci at %s", pnp);
+#endif
+ aprint_normal(" bus %d", pba->pba_bus);
+ return (UNCONF);
+}
diff -r cb2078c3ac34 -r 525cff4cfff7 sys/arch/mips/sibyte/pci/sbbrz_bus_io.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/mips/sibyte/pci/sbbrz_bus_io.c Thu Feb 17 14:24:12 2011 +0000
@@ -0,0 +1,57 @@
+/* $NetBSD: sbbrz_bus_io.c,v 1.2 2011/02/17 14:24:12 matt Exp $ */
+
+/*-
+ * Copyright (c) 2001, 2010 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Platform-specific PCI bus I/O support for the BCM1250/BCM1125.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: sbbrz_bus_io.c,v 1.2 2011/02/17 14:24:12 matt Exp $");
+
+#include <sys/param.h>
+
+#include <mips/sibyte/include/sb1250_regs.h>
+#include <mips/sibyte/pci/sbbrzvar.h>
+
+#define CHIP sbbrz
+#define CHIP_IO /* defined */
+#define CHIP_LITTLE_ENDIAN
+
+#define CHIP_EX_MALLOC_SAFE(v) true
+#define CHIP_EXTENT(v) (((struct sbbrz_softc *)(v))->sc_io_ex)
+
+/* IO region 1 */
+#define CHIP_W1_BUS_START(v) 0x00008000UL
+#define CHIP_W1_BUS_END(v) 0x02000000UL
+#define CHIP_W1_SYS_START(v) (A_PHYS_LDTPCI_IO_MATCH_BYTES + CHIP_W1_BUS_START(v))
+#define CHIP_W1_SYS_END(v) (A_PHYS_LDTPCI_IO_MATCH_BYTES + CHIP_W1_BUS_END(v))
+
+#include <mips/mips/bus_space_alignstride_chipdep.c>
diff -r cb2078c3ac34 -r 525cff4cfff7 sys/arch/mips/sibyte/pci/sbbrz_bus_mem.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/mips/sibyte/pci/sbbrz_bus_mem.c Thu Feb 17 14:24:12 2011 +0000
@@ -0,0 +1,57 @@
+/* $NetBSD: sbbrz_bus_mem.c,v 1.2 2011/02/17 14:24:12 matt Exp $ */
+
+/*-
+ * Copyright (c) 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe.
+ *
+ * Redistribution and use in source and binary forms, with or without
Home |
Main Index |
Thread Index |
Old Index