286 lines
8.8 KiB
C
286 lines
8.8 KiB
C
/* $NetBSD: mfi_pci.c,v 1.18 2014/03/29 19:28:25 christos Exp $ */
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/* $OpenBSD: mfi_pci.c,v 1.11 2006/08/06 04:40:08 brad Exp $ */
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/*
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* Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mfi_pci.c,v 1.18 2014/03/29 19:28:25 christos Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/device.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/pci/pcivar.h>
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#include <sys/bus.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsipi_disk.h>
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#include <dev/scsipi/scsiconf.h>
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#include <dev/ic/mfireg.h>
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#include <dev/ic/mfivar.h>
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#define MFI_BAR 0x10
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#define MFI_BAR_GEN2 0x14
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#define MFI_PCI_MEMSIZE 0x2000 /* 8k */
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struct mfi_pci_softc {
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struct mfi_softc psc_sc;
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pci_chipset_tag_t psc_pc;
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};
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const struct mfi_pci_device *mfi_pci_find_device(struct pci_attach_args *);
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int mfi_pci_match(device_t, cfdata_t, void *);
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void mfi_pci_attach(device_t, device_t, void *);
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int mfi_pci_detach(device_t, int);
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CFATTACH_DECL3_NEW(mfi_pci, sizeof(struct mfi_pci_softc),
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mfi_pci_match, mfi_pci_attach, mfi_pci_detach, NULL, mfi_rescan,
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mfi_childdetached, DVF_DETACH_SHUTDOWN);
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struct mfi_pci_subtype {
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pcireg_t st_vendor;
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pcireg_t st_product;
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const char *st_string;
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};
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static const struct mfi_pci_subtype mfi_1078_subtypes[] = {
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{ PCI_VENDOR_SYMBIOS, 0x1006, "SAS 8888ELP" },
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{ PCI_VENDOR_SYMBIOS, 0x100a, "SAS 8708ELP" },
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{ PCI_VENDOR_SYMBIOS, 0x100f, "SAS 8708E" },
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{ PCI_VENDOR_SYMBIOS, 0x1012, "SAS 8704ELP" },
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{ PCI_VENDOR_SYMBIOS, 0x1013, "SAS 8708EM2" },
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{ PCI_VENDOR_SYMBIOS, 0x1016, "SAS 8880EM2" },
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{ PCI_VENDOR_DELL, 0x1f0a, "Dell PERC 6/e" },
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{ PCI_VENDOR_DELL, 0x1f0b, "Dell PERC 6/i" },
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{ PCI_VENDOR_DELL, 0x1f0c, "Dell PERC 6/i integrated" },
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{ PCI_VENDOR_DELL, 0x1f0d, "Dell CERC 6/i" },
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{ PCI_VENDOR_DELL, 0x1f11, "Dell CERC 6/i integrated" },
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{ 0, 0, NULL }
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};
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static const struct mfi_pci_subtype mfi_perc5_subtypes[] = {
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{ PCI_VENDOR_DELL, 0x1f01, "Dell PERC 5/e" },
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{ PCI_VENDOR_DELL, 0x1f02, "Dell PERC 5/i" },
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{ PCI_VENDOR_DELL, 0x1f03, "Dell PERC 5/i integrated" },
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{ 0, 0, NULL }
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};
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static const struct mfi_pci_subtype mfi_gen2_subtypes[] = {
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{ PCI_VENDOR_SYMBIOS, 0x9261, "SAS 9260-8i" },
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{ PCI_VENDOR_SYMBIOS, 0x9263, "SAS 9261-8i" },
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{ PCI_VENDOR_IBM, 0x03c7, "IBM ServeRAID M5014 SAS/SATA" },
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{ PCI_VENDOR_DELL, 0x1f15, "Dell PERC H800 Adapter" },
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{ PCI_VENDOR_DELL, 0x1f16, "Dell PERC H700 Adapter" },
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{ PCI_VENDOR_DELL, 0x1f17, "Dell PERC H700 Integrated" },
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{ PCI_VENDOR_DELL, 0x1f18, "Dell PERC H700 Modular" },
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{ PCI_VENDOR_DELL, 0x1f19, "Dell PERC H700" },
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{ PCI_VENDOR_DELL, 0x1f1a, "Dell PERC H800 Proto Adapter" },
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{ PCI_VENDOR_DELL, 0x1f1b, "Dell PERC H800" },
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{ 0x0, 0, "" }
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};
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static const struct mfi_pci_subtype mfi_skinny_subtypes[] = {
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{ PCI_VENDOR_IBM, 0x03b1, "IBM ServeRAID M1015 SAS/SATA" },
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{ 0x0, 0, "" }
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};
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static const struct mfi_pci_subtype mfi_tbolt_subtypes[] = {
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{ PCI_VENDOR_SYMBIOS, 0x9265, "SAS 9265-8i" },
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{ PCI_VENDOR_DELL, 0x1f2d, "Dell PERC H810 Adapter" },
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{ PCI_VENDOR_DELL, 0x1f30, "Dell PERC H710 Embedded" },
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{ PCI_VENDOR_DELL, 0x1f31, "Dell PERC H710P Adapter" },
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{ PCI_VENDOR_DELL, 0x1f33, "Dell PERC H710P Mini (blades)" },
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{ PCI_VENDOR_DELL, 0x1f34, "Dell PERC H710P Mini (blades)" },
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{ PCI_VENDOR_DELL, 0x1f35, "Dell PERC H710 Adapter" },
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{ PCI_VENDOR_DELL, 0x1f37, "Dell PERC H710 Mini (blades)" },
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{ PCI_VENDOR_DELL, 0x1f38, "Dell PERC H710 Mini (monolithics)" },
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{ PCI_VENDOR_INTEL, 0x9265, "Intel (R) RAID Controller RS25DB080" },
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{ PCI_VENDOR_INTEL, 0x9285, "Intel (R) RAID Controller RS25NB008" },
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{ 0x0, 0, "" }
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};
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static const
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struct mfi_pci_device {
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pcireg_t mpd_vendor;
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pcireg_t mpd_product;
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enum mfi_iop mpd_iop;
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const struct mfi_pci_subtype *mpd_subtype;
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} mfi_pci_devices[] = {
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SAS,
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MFI_IOP_XSCALE, NULL },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_VERDE_ZCR,
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MFI_IOP_XSCALE, NULL },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078,
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MFI_IOP_PPC, mfi_1078_subtypes },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078DE,
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MFI_IOP_PPC, mfi_1078_subtypes },
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{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_5,
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MFI_IOP_XSCALE, mfi_perc5_subtypes },
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{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_6,
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MFI_IOP_PPC, mfi_1078_subtypes },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_1,
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MFI_IOP_GEN2, mfi_gen2_subtypes },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_2,
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MFI_IOP_GEN2, mfi_gen2_subtypes },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2008_1,
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MFI_IOP_SKINNY, mfi_skinny_subtypes },
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{ PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_2208,
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MFI_IOP_TBOLT, mfi_tbolt_subtypes },
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};
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const struct mfi_pci_device *
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mfi_pci_find_device(struct pci_attach_args *pa)
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{
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const struct mfi_pci_device *mpd;
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int i;
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for (i = 0; i < __arraycount(mfi_pci_devices); i++) {
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mpd = &mfi_pci_devices[i];
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if (mpd->mpd_vendor == PCI_VENDOR(pa->pa_id) &&
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mpd->mpd_product == PCI_PRODUCT(pa->pa_id))
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return mpd;
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}
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return NULL;
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}
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int
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mfi_pci_match(device_t parent, cfdata_t match, void *aux)
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{
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return (mfi_pci_find_device(aux) != NULL) ? 1 : 0;
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}
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int
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mfi_pci_detach(device_t self, int flags)
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{
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struct mfi_pci_softc *psc = device_private(self);
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struct mfi_softc *sc = &psc->psc_sc;
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int error;
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if ((error = mfi_detach(sc, flags)) != 0)
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return error;
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/* xxx */
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pci_intr_disestablish(psc->psc_pc, sc->sc_ih);
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bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size);
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return 0;
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}
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void
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mfi_pci_attach(device_t parent, device_t self, void *aux)
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{
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struct mfi_pci_softc *psc = device_private(self);
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struct mfi_softc *sc = &psc->psc_sc;
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struct pci_attach_args *pa = aux;
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const struct mfi_pci_device *mpd;
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const struct mfi_pci_subtype *st;
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const char *intrstr;
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pci_intr_handle_t ih;
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pcireg_t csr;
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int regbar;
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const char *subtype = NULL;
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uint32_t subsysid;
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char intrbuf[PCI_INTRSTR_LEN];
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sc->sc_dev = self;
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psc->psc_pc = pa->pa_pc;
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mpd = mfi_pci_find_device(pa);
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if (mpd == NULL) {
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printf(": can't find matching pci device\n");
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return;
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}
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if (mpd->mpd_iop == MFI_IOP_GEN2 || mpd->mpd_iop == MFI_IOP_SKINNY ||
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mpd->mpd_iop == MFI_IOP_TBOLT)
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regbar = MFI_BAR_GEN2;
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else
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regbar = MFI_BAR;
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csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, regbar);
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csr |= PCI_MAPREG_MEM_TYPE_32BIT;
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if (pci_mapreg_map(pa, regbar, csr, 0,
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&sc->sc_iot, &sc->sc_ioh, NULL, &sc->sc_size)) {
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aprint_error(": can't map controller pci space\n");
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return;
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}
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sc->sc_dmat = pa->pa_dmat;
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if (mpd->mpd_iop == MFI_IOP_TBOLT && pci_dma64_available(pa)) {
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sc->sc_datadmat = pa->pa_dmat64;
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sc->sc_64bit_dma = 1;
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} else {
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sc->sc_datadmat = pa->pa_dmat;
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sc->sc_64bit_dma = 0;
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}
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if (pci_intr_map(pa, &ih)) {
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aprint_error(": can't map interrupt\n");
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bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size);
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return;
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}
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intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf));
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if (mpd->mpd_iop == MFI_IOP_TBOLT) {
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sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO,
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mfi_tbolt_intrh, sc);
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} else {
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sc->sc_ih =
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pci_intr_establish(pa->pa_pc, ih, IPL_BIO, mfi_intr, sc);
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}
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if (!sc->sc_ih) {
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aprint_error(": can't establish interrupt");
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if (intrstr)
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aprint_error(" at %s", intrstr);
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aprint_error("\n");
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bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size);
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return;
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}
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subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
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if (mpd->mpd_subtype != NULL) {
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st = mpd->mpd_subtype;
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while (st->st_vendor != 0) {
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if (PCI_VENDOR(subsysid) == st->st_vendor &&
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PCI_PRODUCT(subsysid) == st->st_product) {
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subtype = st->st_string;
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break;
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}
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st++;
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}
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if (subtype) {
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aprint_normal(": %s\n", subtype);
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} else {
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aprint_normal(": vendor 0x%x product 0x%x\n",
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PCI_VENDOR(subsysid), PCI_PRODUCT(subsysid));
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}
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}
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aprint_normal("%s: interrupting at %s\n", DEVNAME(sc), intrstr);
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if (mfi_attach(sc, mpd->mpd_iop)) {
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aprint_error("%s: can't attach", DEVNAME(sc));
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pci_intr_disestablish(pa->pa_pc, sc->sc_ih);
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sc->sc_ih = NULL;
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bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size);
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}
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}
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