| 1 | /* $NetBSD: esiop_pci.c,v 1.18 2010/11/13 13:52:05 uebayasi Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2002 Manuel Bouyer. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 16 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 17 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 18 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 19 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 20 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 21 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 22 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 24 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 25 | */ |
| 26 | |
| 27 | /* SYM53c8xx PCI-SCSI I/O Processors driver: PCI front-end */ |
| 28 | |
| 29 | #include <sys/cdefs.h> |
| 30 | __KERNEL_RCSID(0, "$NetBSD: esiop_pci.c,v 1.18 2010/11/13 13:52:05 uebayasi Exp $" ); |
| 31 | |
| 32 | #include <sys/param.h> |
| 33 | #include <sys/systm.h> |
| 34 | #include <sys/device.h> |
| 35 | #include <sys/kernel.h> |
| 36 | |
| 37 | #include <dev/pci/pcireg.h> |
| 38 | #include <dev/pci/pcivar.h> |
| 39 | |
| 40 | #include <dev/scsipi/scsipi_all.h> |
| 41 | #include <dev/scsipi/scsipiconf.h> |
| 42 | |
| 43 | #include <dev/ic/siopvar_common.h> |
| 44 | #include <dev/pci/siop_pci_common.h> |
| 45 | #include <dev/ic/esiopvar.h> |
| 46 | |
| 47 | struct esiop_pci_softc { |
| 48 | struct esiop_softc esiop; |
| 49 | struct siop_pci_common_softc esiop_pci; |
| 50 | }; |
| 51 | |
| 52 | static int |
| 53 | esiop_pci_match(device_t parent, cfdata_t match, void *aux) |
| 54 | { |
| 55 | struct pci_attach_args *pa = aux; |
| 56 | const struct siop_product_desc *pp; |
| 57 | |
| 58 | /* look if it's a known product */ |
| 59 | pp = siop_lookup_product(pa->pa_id, PCI_REVISION(pa->pa_class)); |
| 60 | if (pp == NULL) |
| 61 | return 0; |
| 62 | /* we need 10 scratch registers and load/store */ |
| 63 | if ((pp->features & SF_CHIP_10REGS) == 0) |
| 64 | return 0; |
| 65 | if ((pp->features & SF_CHIP_LS) == 0) |
| 66 | return 0; |
| 67 | return 2; |
| 68 | } |
| 69 | |
| 70 | static void |
| 71 | esiop_pci_attach(device_t parent, device_t self, void *aux) |
| 72 | { |
| 73 | struct pci_attach_args *pa = aux; |
| 74 | struct esiop_pci_softc *sc = device_private(self); |
| 75 | |
| 76 | sc->esiop.sc_c.sc_dev = self; |
| 77 | if (siop_pci_attach_common(&sc->esiop_pci, &sc->esiop.sc_c, |
| 78 | pa, esiop_intr) == 0) |
| 79 | return; |
| 80 | |
| 81 | esiop_attach(&sc->esiop); |
| 82 | } |
| 83 | |
| 84 | |
| 85 | CFATTACH_DECL_NEW(esiop_pci, sizeof(struct esiop_pci_softc), |
| 86 | esiop_pci_match, esiop_pci_attach, NULL, NULL); |
| 87 | |