626 lines
14 KiB
C
626 lines
14 KiB
C
/* $NetBSD: aac_pci.c,v 1.10 2004/05/10 06:21:09 gendalia Exp $ */
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/*-
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* Copyright (c) 2002 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 Andrew Doran.
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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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/*-
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* Copyright (c) 2000 Michael Smith
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* Copyright (c) 2000 BSDi
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* Copyright (c) 2000 Niklas Hallqvist
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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. 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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*
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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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* from FreeBSD: aac_pci.c,v 1.1 2000/09/13 03:20:34 msmith Exp
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* via OpenBSD: aac_pci.c,v 1.7 2002/03/14 01:26:58 millert Exp
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*/
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/*
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* PCI front-end for the `aac' driver.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: aac_pci.c,v 1.10 2004/05/10 06:21:09 gendalia 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 <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/queue.h>
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#include <machine/bus.h>
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#include <machine/endian.h>
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#include <machine/intr.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/ic/aacreg.h>
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#include <dev/ic/aacvar.h>
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int aac_pci_match(struct device *, struct cfdata *, void *);
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void aac_pci_attach(struct device *, struct device *, void *);
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const struct aac_ident *aac_find_ident(struct pci_attach_args *);
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/* i960Rx interface */
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int aac_rx_get_fwstatus(struct aac_softc *);
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void aac_rx_qnotify(struct aac_softc *, int);
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int aac_rx_get_istatus(struct aac_softc *);
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void aac_rx_clear_istatus(struct aac_softc *, int);
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void aac_rx_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
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u_int32_t, u_int32_t, u_int32_t);
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int aac_rx_get_mailboxstatus(struct aac_softc *);
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void aac_rx_set_interrupts(struct aac_softc *, int);
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/* StrongARM interface */
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int aac_sa_get_fwstatus(struct aac_softc *);
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void aac_sa_qnotify(struct aac_softc *, int);
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int aac_sa_get_istatus(struct aac_softc *);
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void aac_sa_clear_istatus(struct aac_softc *, int);
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void aac_sa_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
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u_int32_t, u_int32_t, u_int32_t);
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int aac_sa_get_mailboxstatus(struct aac_softc *);
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void aac_sa_set_interrupts(struct aac_softc *, int);
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const struct aac_interface aac_rx_interface = {
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aac_rx_get_fwstatus,
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aac_rx_qnotify,
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aac_rx_get_istatus,
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aac_rx_clear_istatus,
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aac_rx_set_mailbox,
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aac_rx_get_mailboxstatus,
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aac_rx_set_interrupts
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};
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const struct aac_interface aac_sa_interface = {
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aac_sa_get_fwstatus,
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aac_sa_qnotify,
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aac_sa_get_istatus,
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aac_sa_clear_istatus,
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aac_sa_set_mailbox,
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aac_sa_get_mailboxstatus,
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aac_sa_set_interrupts
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};
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struct aac_ident {
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u_short vendor;
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u_short device;
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u_short subvendor;
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u_short subdevice;
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u_short hwif;
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u_short quirks;
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const char *prodstr;
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} const aac_ident[] = {
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_2SI,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_2SI,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 2/Si"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_SUB2,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_SUB3,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_2,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_2_SUB,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3_SUB,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3_SUB2,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3DI_3_SUB3,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Di"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3SI,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3SI,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Si"
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},
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{
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3SI_2,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_DELL_PERC_3SI_2_SUB,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 3/Si"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_AAC2622,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_AAC2622,
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AAC_HWIF_I960RX,
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0,
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"Adaptec ADP-2622"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S_SUB2M,
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AAC_HWIF_I960RX,
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0,
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"Adaptec ASR-2200S"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_DELL,
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PCI_PRODUCT_ADP2_ASR2200S_SUB2M,
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AAC_HWIF_I960RX,
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0,
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"Dell PERC 320/DC"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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AAC_HWIF_I960RX,
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0,
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"Adaptec ASR-2200S"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_AAR2810SA,
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AAC_HWIF_I960RX,
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0,
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"Adaptec AAR-2810SA"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2120S,
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AAC_HWIF_I960RX,
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0,
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"Adaptec ASR-2120S"
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},
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{
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR2200S,
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PCI_VENDOR_ADP2,
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0x0290,
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AAC_HWIF_I960RX,
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0,
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"Adaptec ASR-2410SA"
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},
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{
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PCI_VENDOR_DEC,
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PCI_PRODUCT_DEC_21554,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_AAC364,
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AAC_HWIF_STRONGARM,
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0,
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"Adaptec AAC-364"
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},
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{
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PCI_VENDOR_DEC,
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PCI_PRODUCT_DEC_21554,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_ASR5400S,
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AAC_HWIF_STRONGARM,
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0,
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"Adaptec ASR-5400S"
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},
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{
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PCI_VENDOR_DEC,
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PCI_PRODUCT_DEC_21554,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_PERC_2QC,
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AAC_HWIF_STRONGARM,
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AAC_QUIRK_PERC2QC,
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"Dell PERC 2/QC"
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},
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{
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PCI_VENDOR_DEC,
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PCI_PRODUCT_DEC_21554,
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PCI_VENDOR_ADP2,
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PCI_PRODUCT_ADP2_PERC_3QC,
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AAC_HWIF_STRONGARM,
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0,
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"Dell PERC 3/QC"
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},
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{
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PCI_VENDOR_DEC,
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PCI_PRODUCT_DEC_21554,
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PCI_VENDOR_HP,
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PCI_PRODUCT_HP_NETRAID_4M,
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AAC_HWIF_STRONGARM,
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0,
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"HP NetRAID-4M"
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},
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};
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CFATTACH_DECL(aac_pci, sizeof(struct aac_softc),
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aac_pci_match, aac_pci_attach, NULL, NULL);
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const struct aac_ident *
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aac_find_ident(struct pci_attach_args *pa)
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{
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const struct aac_ident *m, *mm;
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u_int32_t subsysid;
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m = aac_ident;
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mm = aac_ident + (sizeof(aac_ident) / sizeof(aac_ident[0]));
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while (m < mm) {
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if (m->vendor == PCI_VENDOR(pa->pa_id) &&
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m->device == PCI_PRODUCT(pa->pa_id)) {
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subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag,
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PCI_SUBSYS_ID_REG);
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if (m->subvendor == PCI_VENDOR(subsysid) &&
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m->subdevice == PCI_PRODUCT(subsysid))
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return (m);
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}
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m++;
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}
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return (NULL);
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}
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int
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aac_pci_match(struct device *parent, struct cfdata *match, void *aux)
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{
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struct pci_attach_args *pa;
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pa = aux;
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if (PCI_CLASS(pa->pa_class) == PCI_CLASS_I2O)
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return (0);
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return (aac_find_ident(pa) != NULL);
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}
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void
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aac_pci_attach(struct device *parent, struct device *self, void *aux)
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{
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struct pci_attach_args *pa;
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pci_chipset_tag_t pc;
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struct aac_softc *sc;
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u_int16_t command;
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bus_addr_t membase;
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bus_size_t memsize;
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pci_intr_handle_t ih;
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const char *intrstr;
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int state;
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const struct aac_ident *m;
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pa = aux;
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pc = pa->pa_pc;
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sc = (struct aac_softc *)self;
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state = 0;
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aprint_naive(": RAID controller\n");
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aprint_normal(": ");
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/*
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* Verify that the adapter is correctly set up in PCI space.
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*/
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command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
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command |= PCI_COMMAND_MASTER_ENABLE;
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pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command);
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command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
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AAC_DPRINTF(AAC_D_MISC, ("pci command status reg 0x08x "));
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if ((command & PCI_COMMAND_MASTER_ENABLE) == 0) {
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aprint_error("can't enable bus-master feature\n");
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goto bail_out;
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}
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if ((command & PCI_COMMAND_MEM_ENABLE) == 0) {
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aprint_error("memory window not available\n");
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goto bail_out;
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}
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/*
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* Map control/status registers.
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*/
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if (pci_mapreg_map(pa, PCI_MAPREG_START,
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PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &sc->sc_memt,
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&sc->sc_memh, &membase, &memsize)) {
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aprint_error("can't find mem space\n");
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goto bail_out;
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}
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state++;
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if (pci_intr_map(pa, &ih)) {
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aprint_error("couldn't map interrupt\n");
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goto bail_out;
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}
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intrstr = pci_intr_string(pc, ih);
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sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc);
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if (sc->sc_ih == NULL) {
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aprint_error("couldn't establish interrupt");
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if (intrstr != NULL)
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aprint_normal(" at %s", intrstr);
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aprint_normal("\n");
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goto bail_out;
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}
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state++;
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sc->sc_dmat = pa->pa_dmat;
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m = aac_find_ident(pa);
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aprint_normal("%s\n", m->prodstr);
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if (intrstr != NULL)
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aprint_normal("%s: interrupting at %s\n",
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sc->sc_dv.dv_xname, intrstr);
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sc->sc_hwif = m->hwif;
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sc->sc_quirks = m->quirks;
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switch (sc->sc_hwif) {
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case AAC_HWIF_I960RX:
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AAC_DPRINTF(AAC_D_MISC,
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("set hardware up for i960Rx"));
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sc->sc_if = aac_rx_interface;
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break;
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case AAC_HWIF_STRONGARM:
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AAC_DPRINTF(AAC_D_MISC,
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("set hardware up for StrongARM"));
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sc->sc_if = aac_sa_interface;
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break;
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}
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if (!aac_attach(sc))
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return;
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bail_out:
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if (state > 1)
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pci_intr_disestablish(pc, sc->sc_ih);
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if (state > 0)
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bus_space_unmap(sc->sc_memt, sc->sc_memh, memsize);
|
|
}
|
|
|
|
/*
|
|
* Read the current firmware status word.
|
|
*/
|
|
int
|
|
aac_sa_get_fwstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_SA_FWSTATUS));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_fwstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_FWSTATUS));
|
|
}
|
|
|
|
/*
|
|
* Notify the controller of a change in a given queue
|
|
*/
|
|
|
|
void
|
|
aac_sa_qnotify(struct aac_softc *sc, int qbit)
|
|
{
|
|
|
|
AAC_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
|
|
}
|
|
|
|
void
|
|
aac_rx_qnotify(struct aac_softc *sc, int qbit)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_IDBR, qbit);
|
|
}
|
|
|
|
/*
|
|
* Get the interrupt reason bits
|
|
*/
|
|
int
|
|
aac_sa_get_istatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG2(sc, AAC_SA_DOORBELL0));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_istatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_ODBR));
|
|
}
|
|
|
|
/*
|
|
* Clear some interrupt reason bits
|
|
*/
|
|
void
|
|
aac_sa_clear_istatus(struct aac_softc *sc, int mask)
|
|
{
|
|
|
|
AAC_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
|
|
}
|
|
|
|
void
|
|
aac_rx_clear_istatus(struct aac_softc *sc, int mask)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_ODBR, mask);
|
|
}
|
|
|
|
/*
|
|
* Populate the mailbox and set the command word
|
|
*/
|
|
void
|
|
aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
|
|
u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
|
|
u_int32_t arg3)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX, command);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
void
|
|
aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
|
|
u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
|
|
u_int32_t arg3)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX, command);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
/*
|
|
* Fetch the immediate command status word
|
|
*/
|
|
int
|
|
aac_sa_get_mailboxstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_SA_MAILBOX));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_mailboxstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_MAILBOX));
|
|
}
|
|
|
|
/*
|
|
* Set/clear interrupt masks
|
|
*/
|
|
void
|
|
aac_sa_set_interrupts(struct aac_softc *sc, int enable)
|
|
{
|
|
|
|
if (enable)
|
|
AAC_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
|
|
else
|
|
AAC_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
|
|
}
|
|
|
|
void
|
|
aac_rx_set_interrupts(struct aac_softc *sc, int enable)
|
|
{
|
|
|
|
if (enable)
|
|
AAC_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
|
|
else
|
|
AAC_SETREG4(sc, AAC_RX_OIMR, ~0);
|
|
}
|