1 /* 2 * Copyright 2009, Colin Günther, coling@gmx.de. 3 * All Rights Reserved. Distributed under the terms of the MIT License. 4 */ 5 6 7 #include <sys/bus.h> 8 #include <sys/kernel.h> 9 10 #include <net/if.h> 11 #include <net/if_media.h> 12 13 #include <net80211/ieee80211_var.h> 14 15 #include <machine/bus.h> 16 17 #include <dev/mwl/if_mwlvar.h> 18 19 20 HAIKU_FBSD_WLAN_DRIVER_GLUE(marvell88w8363, mwl, pci) 21 NO_HAIKU_FBSD_MII_DRIVER(); 22 HAIKU_DRIVER_REQUIREMENTS(FBSD_TASKQUEUES | FBSD_WLAN); 23 HAIKU_FIRMWARE_VERSION(0); 24 25 26 int 27 HAIKU_CHECK_DISABLE_INTERRUPTS(device_t dev) 28 { 29 struct mwl_softc* sc = (struct mwl_softc*)device_get_softc(dev); 30 struct mwl_hal* mh = sc->sc_mh; 31 uint32_t intr_status; 32 33 if (sc->sc_invalid) { 34 // The hardware is not ready/present, don't touch anything. 35 // Note this can happen early on if the IRQ is shared. 36 return 0; 37 } 38 39 mwl_hal_getisr(mh, &intr_status); 40 // NB: clears ISR too 41 42 if (intr_status == 0) { 43 // must be a shared irq 44 return 0; 45 } 46 47 atomic_set((int32*)&sc->sc_intr_status, intr_status); 48 49 mwl_hal_intrset(mh, 0); 50 // disable further intr's 51 return 1; 52 } 53 54 55 void 56 HAIKU_REENABLE_INTERRUPTS(device_t dev) 57 { 58 struct mwl_softc* sc = (struct mwl_softc*)device_get_softc(dev); 59 struct mwl_hal* mh = sc->sc_mh; 60 61 mwl_hal_intrset(mh, sc->sc_imask); 62 } 63