B43_MACCTL_ENABLED
b43_maskset32(dev, B43_MMIO_MACCTL, ~0, B43_MACCTL_ENABLED);
b43_maskset32(dev, B43_MMIO_MACCTL, ~B43_MACCTL_ENABLED, 0);
if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)