/* $NetBSD: mfi_pci.c,v 1.5 2008/02/26 18:16:51 xtraeme Exp $ */ /* $OpenBSD: mfi_pci.c,v 1.11 2006/08/06 04:40:08 brad Exp $ */ /* * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: mfi_pci.c,v 1.5 2008/02/26 18:16:51 xtraeme Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/malloc.h> #include <sys/device.h> #include <dev/pci/pcidevs.h> #include <dev/pci/pcivar.h> #include <sys/bus.h> #include <dev/scsipi/scsipi_all.h> #include <dev/scsipi/scsipi_disk.h> #include <dev/scsipi/scsiconf.h> #include <dev/ic/mfireg.h> #include <dev/ic/mfivar.h> #define MFI_BAR 0x10 #define MFI_PCI_MEMSIZE 0x2000 /* 8k */ const struct mfi_pci_device *mfi_pci_find_device(struct pci_attach_args *); int mfi_pci_match(struct device *, struct cfdata *, void *); void mfi_pci_attach(struct device *, struct device *, void *); CFATTACH_DECL(mfi_pci, sizeof(struct mfi_softc), mfi_pci_match, mfi_pci_attach, NULL, NULL); struct mfi_pci_subtype { pcireg_t st_vendor; pcireg_t st_product; const char *st_string; }; static const struct mfi_pci_subtype mfi_1078_subtypes[] = { { PCI_VENDOR_SYMBIOS, 0x1006, "SAS 8888ELP" }, { PCI_VENDOR_SYMBIOS, 0x100a, "SAS 8708ELP" }, { PCI_VENDOR_SYMBIOS, 0x100f, "SAS 8708E" }, { PCI_VENDOR_SYMBIOS, 0x1012, "SAS 8704ELP" }, { PCI_VENDOR_SYMBIOS, 0x1013, "SAS 8708EM2" }, { PCI_VENDOR_SYMBIOS, 0x1016, "SAS 8880EM2" }, { PCI_VENDOR_DELL, 0x1f0a, "Dell PERC 6/e" }, { PCI_VENDOR_DELL, 0x1f0b, "Dell PERC 6/i" }, { PCI_VENDOR_DELL, 0x1f0c, "Dell PERC 6/i integrated" }, { PCI_VENDOR_DELL, 0x1f0d, "Dell CERC 6/i" }, { PCI_VENDOR_DELL, 0x1f11, "Dell CERC 6/i integrated" }, { 0, 0, NULL } }; static const struct mfi_pci_subtype mfi_perc5_subtypes[] = { { PCI_VENDOR_DELL, 0x1f01, "Dell PERC 5/e" }, { PCI_VENDOR_DELL, 0x1f02, "Dell PERC 5/i" }, { PCI_VENDOR_DELL, 0x1f03, "Dell PERC 5/i integrated" }, { 0, 0, NULL } }; static const struct mfi_pci_device { pcireg_t mpd_vendor; pcireg_t mpd_product; enum mfi_iop mpd_iop; const struct mfi_pci_subtype *mpd_subtype; } mfi_pci_devices[] = { { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SAS, MFI_IOP_XSCALE, NULL }, { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_VERDE_ZCR, MFI_IOP_XSCALE, NULL }, { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078, MFI_IOP_PPC, mfi_1078_subtypes }, { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_5, MFI_IOP_XSCALE, mfi_perc5_subtypes }, { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_6, MFI_IOP_PPC, mfi_1078_subtypes }, }; const struct mfi_pci_device * mfi_pci_find_device(struct pci_attach_args *pa) { const struct mfi_pci_device *mpd; int i; for (i = 0; i < __arraycount(mfi_pci_devices); i++) { mpd = &mfi_pci_devices[i]; if (mpd->mpd_vendor == PCI_VENDOR(pa->pa_id) && mpd->mpd_product == PCI_PRODUCT(pa->pa_id)) return mpd; } return NULL; } int mfi_pci_match(struct device *parent, struct cfdata *match, void *aux) { return (mfi_pci_find_device(aux) != NULL) ? 1 : 0; } void mfi_pci_attach(struct device *parent, struct device *self, void *aux) { struct mfi_softc *sc = (struct mfi_softc *)self; struct pci_attach_args *pa = aux; const struct mfi_pci_device *mpd; const struct mfi_pci_subtype *st; const char *intrstr; pci_intr_handle_t ih; bus_size_t size; pcireg_t csr; const char *subtype = NULL; uint32_t subsysid; csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, MFI_BAR); csr |= PCI_MAPREG_MEM_TYPE_32BIT; if (pci_mapreg_map(pa, MFI_BAR, csr, 0, &sc->sc_iot, &sc->sc_ioh, NULL, &size)) { aprint_error(": can't map controller pci space\n"); return; } sc->sc_dmat = pa->pa_dmat; if (pci_intr_map(pa, &ih)) { aprint_error(": can't map interrupt\n"); bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); return; } intrstr = pci_intr_string(pa->pa_pc, ih); sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, mfi_intr, sc); if (!sc->sc_ih) { aprint_error(": can't establish interrupt"); if (intrstr) aprint_error(" at %s", intrstr); aprint_error("\n"); bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); return; } mpd = mfi_pci_find_device(pa); subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); if (mpd->mpd_subtype != NULL) { st = mpd->mpd_subtype; while (st->st_vendor != 0) { if (PCI_VENDOR(subsysid) == st->st_vendor && PCI_PRODUCT(subsysid) == st->st_product) { subtype = st->st_string; break; } st++; } if (subtype) aprint_normal(": %s\n", subtype); } aprint_normal("%s: interrupting at %s\n", DEVNAME(sc), intrstr); if (mfi_attach(sc, mpd->mpd_iop)) { aprint_error("%s: can't attach", DEVNAME(sc)); pci_intr_disestablish(pa->pa_pc, sc->sc_ih); sc->sc_ih = NULL; bus_space_unmap(sc->sc_iot, sc->sc_ioh, size); } }