src/add-ons/kernel/drivers/network/wlan/iprowifi2100/glue.c

   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 <machine/bus.h>
  11
  12 #include <net/if.h>
  13 #include <net/if_media.h>
  14
  15 #include <net80211/ieee80211_var.h>
  16
  17 #include <dev/ipw/if_ipwreg.h>
  18 #include <dev/ipw/if_ipwvar.h>
  19
  20
  21 HAIKU_FBSD_WLAN_DRIVER_GLUE(iprowifi2100, ipw, pci)
  22 NO_HAIKU_FBSD_MII_DRIVER();
  23 NO_HAIKU_REENABLE_INTERRUPTS();
  24 HAIKU_DRIVER_REQUIREMENTS(FBSD_TASKQUEUES | FBSD_SWI_TASKQUEUE | FBSD_WLAN);
  25 HAIKU_FIRMWARE_VERSION(130);
  26 HAIKU_FIRMWARE_NAME_MAP(3) = {{"ipw_bss", "ipw2100-1.3.fw"},
  27         {"ipw_ibss", "ipw2100-1.3-i.fw"}, {"ipw_monitor", "ipw2100-1.3-p.fw"}};
  28
  29
  30 int
  31 HAIKU_CHECK_DISABLE_INTERRUPTS(device_t dev)
  32 {
  33         struct ipw_softc* sc = (struct ipw_softc*)device_get_softc(dev);
  34         uint32 r;
  35
  36         r = CSR_READ_4(sc, IPW_CSR_INTR);
  37         if (r  == 0 || r == 0xffffffff)
  38                 return 0;
  39
  40         atomic_set((int32*)&sc->sc_intr_status, r);
  41
  42         CSR_WRITE_4(sc, IPW_CSR_INTR_MASK, 0);
  43                 // disable interrupts
  44         return 1;
  45 }