263 lines
6.9 KiB
C
263 lines
6.9 KiB
C
/* $OpenBSD: if_ral_pci.c,v 1.28 2022/03/11 18:00:48 mpi Exp $ */
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/*-
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* Copyright (c) 2005-2010 Damien Bergamini <damien.bergamini@free.fr>
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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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/*
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* PCI front-end for the Ralink RT2560/RT2561/RT2860/RT3090 driver.
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*/
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#include "bpfilter.h"
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#include <sys/param.h>
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#include <sys/sockio.h>
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#include <sys/mbuf.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/timeout.h>
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#include <sys/device.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <net/if.h>
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#include <net/if_media.h>
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#include <netinet/in.h>
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#include <netinet/if_ether.h>
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#include <net80211/ieee80211_var.h>
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#include <net80211/ieee80211_amrr.h>
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#include <net80211/ieee80211_radiotap.h>
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#include <dev/ic/rt2560var.h>
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#include <dev/ic/rt2661var.h>
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#include <dev/ic/rt2860var.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/pci/pcidevs.h>
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static struct ral_opns {
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int (*attach)(void *, int);
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int (*detach)(void *);
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void (*suspend)(void *);
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void (*wakeup)(void *);
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int (*intr)(void *);
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} ral_rt2560_opns = {
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rt2560_attach,
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rt2560_detach,
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rt2560_suspend,
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rt2560_wakeup,
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rt2560_intr
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}, ral_rt2661_opns = {
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rt2661_attach,
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rt2661_detach,
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rt2661_suspend,
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rt2661_wakeup,
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rt2661_intr
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}, ral_rt2860_opns = {
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rt2860_attach,
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rt2860_detach,
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rt2860_suspend,
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rt2860_wakeup,
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rt2860_intr
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};
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struct ral_pci_softc {
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union {
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struct rt2560_softc sc_rt2560;
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struct rt2661_softc sc_rt2661;
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struct rt2860_softc sc_rt2860;
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} u;
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#define sc_sc u.sc_rt2560
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/* PCI specific goo */
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struct ral_opns *sc_opns;
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pci_chipset_tag_t sc_pc;
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void *sc_ih;
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bus_size_t sc_mapsize;
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};
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/* Base Address Register */
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#define RAL_PCI_BAR0 0x10
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int ral_pci_match(struct device *, void *, void *);
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void ral_pci_attach(struct device *, struct device *, void *);
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int ral_pci_detach(struct device *, int);
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int ral_pci_activate(struct device *, int);
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void ral_pci_wakeup(struct ral_pci_softc *);
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const struct cfattach ral_pci_ca = {
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sizeof (struct ral_pci_softc), ral_pci_match, ral_pci_attach,
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ral_pci_detach, ral_pci_activate
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};
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const struct pci_matchid ral_pci_devices[] = {
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2560 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2561 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2561S },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2661 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2890 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790 },
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{ PCI_VENDOR_AWT, PCI_PRODUCT_AWT_RT2890 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_1 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_2 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_3 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_4 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_5 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_6 },
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{ PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_7 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3060 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3062 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3090 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3091 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3092 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3290 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3562 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3592 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3593 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5360 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5392 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_1 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_2 },
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{ PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_3 }
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};
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int
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ral_pci_match(struct device *parent, void *match, void *aux)
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{
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return (pci_matchbyid((struct pci_attach_args *)aux, ral_pci_devices,
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nitems(ral_pci_devices)));
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}
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void
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ral_pci_attach(struct device *parent, struct device *self, void *aux)
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{
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struct ral_pci_softc *psc = (struct ral_pci_softc *)self;
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struct rt2560_softc *sc = &psc->sc_sc;
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struct pci_attach_args *pa = aux;
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const char *intrstr;
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pci_intr_handle_t ih;
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pcireg_t memtype;
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int error;
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if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_RALINK) {
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switch (PCI_PRODUCT(pa->pa_id)) {
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case PCI_PRODUCT_RALINK_RT2560:
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psc->sc_opns = &ral_rt2560_opns;
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break;
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case PCI_PRODUCT_RALINK_RT2561:
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case PCI_PRODUCT_RALINK_RT2561S:
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case PCI_PRODUCT_RALINK_RT2661:
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psc->sc_opns = &ral_rt2661_opns;
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break;
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default:
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psc->sc_opns = &ral_rt2860_opns;
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break;
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}
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} else {
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/* all other vendors are RT2860 only */
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psc->sc_opns = &ral_rt2860_opns;
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}
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sc->sc_dmat = pa->pa_dmat;
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psc->sc_pc = pa->pa_pc;
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/* map control/status registers */
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memtype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, RAL_PCI_BAR0);
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error = pci_mapreg_map(pa, RAL_PCI_BAR0, memtype, 0, &sc->sc_st,
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&sc->sc_sh, NULL, &psc->sc_mapsize, 0);
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if (error != 0) {
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printf(": can't map mem space\n");
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return;
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}
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if (pci_intr_map(pa, &ih) != 0) {
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printf(": can't map interrupt\n");
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return;
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}
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intrstr = pci_intr_string(psc->sc_pc, ih);
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psc->sc_ih = pci_intr_establish(psc->sc_pc, ih, IPL_NET,
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psc->sc_opns->intr, sc, sc->sc_dev.dv_xname);
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if (psc->sc_ih == NULL) {
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printf(": can't establish interrupt");
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if (intrstr != NULL)
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printf(" at %s", intrstr);
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printf("\n");
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return;
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}
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printf(": %s", intrstr);
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(*psc->sc_opns->attach)(sc, PCI_PRODUCT(pa->pa_id));
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}
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int
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ral_pci_detach(struct device *self, int flags)
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{
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struct ral_pci_softc *psc = (struct ral_pci_softc *)self;
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struct rt2560_softc *sc = &psc->sc_sc;
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int error;
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if (psc->sc_ih != NULL) {
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pci_intr_disestablish(psc->sc_pc, psc->sc_ih);
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error = (*psc->sc_opns->detach)(sc);
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if (error != 0)
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return error;
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}
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if (psc->sc_mapsize > 0)
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bus_space_unmap(sc->sc_st, sc->sc_sh, psc->sc_mapsize);
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return 0;
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}
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int
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ral_pci_activate(struct device *self, int act)
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{
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struct ral_pci_softc *psc = (struct ral_pci_softc *)self;
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struct rt2560_softc *sc = &psc->sc_sc;
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switch (act) {
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case DVACT_SUSPEND:
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(*psc->sc_opns->suspend)(sc);
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break;
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case DVACT_WAKEUP:
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ral_pci_wakeup(psc);
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break;
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}
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return 0;
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}
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void
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ral_pci_wakeup(struct ral_pci_softc *psc)
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{
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struct rt2560_softc *sc = &psc->sc_sc;
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int s;
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s = splnet();
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(*psc->sc_opns->wakeup)(sc);
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splx(s);
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}
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