B43_MMIO_TXE0_AUX
b43_write16(dev, B43_MMIO_TXE0_AUX, 0x00D0);
b43_write16(dev, B43_MMIO_TXE0_AUX, 0x0050);
b43_write16(dev, B43_MMIO_TXE0_AUX, 0x0030);
b43_read16(dev, B43_MMIO_TXE0_AUX);