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 <dev/pci/pcivar.h> 11 12 #include <machine/bus.h> 13 14 #include <net/if.h> 15 #include <net/if_media.h> 16 17 #include <net80211/ieee80211_var.h> 18 #include <net80211/ieee80211_amrr.h> 19 20 #include <dev/ral/rt2560reg.h> 21 #include <dev/ral/rt2560var.h> 22 #include <dev/ral/rt2860reg.h> 23 #include <dev/ral/rt2860var.h> 24 25 26 HAIKU_FBSD_WLAN_DRIVER_GLUE(ralinkwifi, ral, pci) 27 HAIKU_DRIVER_REQUIREMENTS(FBSD_TASKQUEUES | FBSD_SWI_TASKQUEUE | FBSD_WLAN); 28 HAIKU_FIRMWARE_VERSION(0); 29 HAIKU_FIRMWARE_NAME_MAP(4) = {{"rt2561fw", "rt2561.bin"}, 30 {"rt2561sfw", "rt2561s.bin"}, {"rt2661fw", "rt2661.bin"}, 31 {"rt2860fw", "rt2860.bin"}}; 32 33 NO_HAIKU_FBSD_MII_DRIVER(); 34 NO_HAIKU_REENABLE_INTERRUPTS(); 35 36 37 #define RT2661_INT_MASK_CSR 0x346c 38 #define RT2661_MCU_INT_MASK_CSR 0x0018 39 40 41 int 42 HAIKU_CHECK_DISABLE_INTERRUPTS(device_t dev) 43 { 44 struct rt2560_softc* sc = (struct rt2560_softc*)device_get_softc(dev); 45 // sc_ifp is common between context data structures 46 struct ifnet* ifp = sc->sc_ifp; 47 48 switch (pci_get_device(dev)) { 49 case 0x0201: 50 // disable interrupts 51 RAL_WRITE(sc, RT2560_CSR8, 0xffffffff); 52 53 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 54 // don't re-enable interrupts if we're shutting down 55 return 0; 56 } 57 break; 58 case 0x0301: 59 case 0x0302: 60 case 0x0401: 61 // disable MAC and MCU interrupts 62 RAL_WRITE(sc, RT2661_INT_MASK_CSR, 0xffffff7f); 63 RAL_WRITE(sc, RT2661_MCU_INT_MASK_CSR, 0xffffffff); 64 65 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 66 // don't re-enable interrupts if we're shutting down 67 return 0; 68 } 69 break; 70 default: 71 { 72 uint32 r; 73 struct rt2860_softc* sc = 74 (struct rt2860_softc*)device_get_softc(dev); 75 r = RAL_READ(sc, RT2860_INT_STATUS); 76 if (r == 0 || r == 0xffffffff) 77 return 0; 78 79 atomic_set((int32*)&sc->sc_intr_status, r); 80 break; 81 } 82 } 83 84 return 1; 85 } 86