diff options
Diffstat (limited to 'sys/dev/pci')
| -rw-r--r-- | sys/dev/pci/files.pci | 6 | ||||
| -rw-r--r-- | sys/dev/pci/if_gem_pci.c | 193 |
2 files changed, 198 insertions, 1 deletions
diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci index 96203565320..6d4c97c3388 100644 --- a/sys/dev/pci/files.pci +++ b/sys/dev/pci/files.pci @@ -1,4 +1,4 @@ -# $OpenBSD: files.pci,v 1.113 2001/09/05 20:53:02 nate Exp $ +# $OpenBSD: files.pci,v 1.114 2001/09/21 00:01:20 art Exp $ # $NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $ # # Config file and device description for machine-independent PCI code. @@ -277,6 +277,10 @@ file dev/pci/if_ti.c ti attach ne at pci with ne_pci: rtl80x9 file dev/pci/if_ne_pci.c ne_pci +# Sun GEM ethernet +attach gem at pci with gem_pci +file dev/pci/if_gem_pci.c gem_pci + # Hi/fn 6500 device lofn: crypto attach lofn at pci diff --git a/sys/dev/pci/if_gem_pci.c b/sys/dev/pci/if_gem_pci.c new file mode 100644 index 00000000000..00e0cddf921 --- /dev/null +++ b/sys/dev/pci/if_gem_pci.c @@ -0,0 +1,193 @@ +/* $NetBSD: if_gem_pci.c,v 1.1 2001/09/16 00:11:42 eeh Exp $ */ + +/* + * + * Copyright (C) 2001 Eduardo Horvath. + * All rights reserved. + * + * + * 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 AUTHOR ``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 AUTHOR 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. + * + */ + +/* + * PCI bindings for Sun GEM ethernet controllers. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/malloc.h> +#include <sys/kernel.h> +#include <sys/socket.h> +#include <sys/errno.h> +#include <sys/device.h> + +#include <machine/endian.h> + +#include <vm/vm.h> +#include <uvm/uvm_extern.h> + +#include <net/if.h> +#include <net/if_dl.h> +#include <net/if_media.h> + +#ifdef INET +#include <netinet/in.h> +#include <netinet/if_ether.h> +#endif + +#if NBPFILTER > 0 +#include <net/bpf.h> +#endif + +#include <machine/bus.h> +#include <machine/intr.h> + +#include <dev/mii/mii.h> +#include <dev/mii/miivar.h> +#include <dev/mii/mii_bitbang.h> + +#include <dev/ic/gemreg.h> +#include <dev/ic/gemvar.h> + +#include <dev/pci/pcivar.h> +#include <dev/pci/pcireg.h> +#include <dev/pci/pcidevs.h> + +struct gem_pci_softc { + struct gem_softc gsc_gem; /* GEM device */ + bus_space_tag_t gsc_memt; + bus_space_handle_t gsc_memh; + void *gsc_ih; +}; + +int gem_match_pci __P((struct device *, void *, void *)); +void gem_attach_pci __P((struct device *, struct device *, void *)); + +struct cfattach gem_pci_ca = { + sizeof(struct gem_pci_softc), gem_match_pci, gem_attach_pci +}; + +/* + * Attach routines need to be split out to different bus-specific files. + */ + +int +gem_match_pci(parent, cf, aux) + struct device *parent; + void *cf; + void *aux; +{ + struct pci_attach_args *pa = aux; + + if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_SUN && + (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SUN_ERINETWORK || + PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SUN_GEMNETWORK)) + return (1); + + if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_APPLE && + (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_APPLE_GMAC || + PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_APPLE_GMAC2)) + return (1); + + return (0); +} + +void +gem_attach_pci(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct pci_attach_args *pa = aux; + struct gem_pci_softc *gsc = (void *)self; + struct gem_softc *sc = &gsc->gsc_gem; + pci_intr_handle_t intrhandle; +#ifdef __sparc__ + /* XXX the following declarations should be elsewhere */ + extern void myetheraddr __P((u_char *)); +#endif + const char *intrstr; + int type; + + if (pa->pa_memt) { + type = PCI_MAPREG_TYPE_MEM; + sc->sc_bustag = pa->pa_memt; + } else { + type = PCI_MAPREG_TYPE_IO; + sc->sc_bustag = pa->pa_iot; + } + + sc->sc_dmatag = pa->pa_dmat; + + sc->sc_pci = 1; /* XXXXX should all be done in bus_dma. */ + +#define PCI_GEM_BASEADDR 0x10 + if (pci_mapreg_map(pa, PCI_GEM_BASEADDR, type, 0, + &gsc->gsc_memt, &gsc->gsc_memh, NULL, NULL, 0) != 0) + { + printf(": could not map gem registers\n"); + return; + } + + sc->sc_bustag = gsc->gsc_memt; + sc->sc_h = gsc->gsc_memh; + +#if 0 +/* SBUS compatible stuff? */ + sc->sc_seb = gsc->gsc_memh; + sc->sc_etx = gsc->gsc_memh + 0x2000; + sc->sc_erx = gsc->gsc_memh + 0x4000; + sc->sc_mac = gsc->gsc_memh + 0x6000; + sc->sc_mif = gsc->gsc_memh + 0x7000; +#endif +#ifdef __sparc__ + myetheraddr(sc->sc_enaddr); +#endif + + sc->sc_burst = 16; /* XXX */ + + /* + * call the main configure + */ + gem_config(sc); + + if (pci_intr_map(pa, &intrhandle) != 0) { + printf("%s: couldn't map interrupt\n", + sc->sc_dev.dv_xname); + return; /* bus_unmap ? */ + } + intrstr = pci_intr_string(pa->pa_pc, intrhandle); + gsc->gsc_ih = pci_intr_establish(pa->pa_pc, + intrhandle, IPL_NET, gem_intr, sc, self->dv_xname); + if (gsc->gsc_ih != NULL) { + printf("%s: using %s for interrupt\n", + sc->sc_dev.dv_xname, + intrstr ? intrstr : "unknown interrupt"); + } else { + printf("%s: couldn't establish interrupt", + sc->sc_dev.dv_xname); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + return; /* bus_unmap ? */ + } +} |