If unsure, say N.
+# Data transfers to the device via PIO
+# This is only needed on PCMCIA devices. All others can do DMA properly.
+config B43_PIO
+ bool
+ depends on B43 && (B43_PCMCIA || B43_FORCE_PIO)
+ select SSB_BLOCKIO
+ default y
+
config B43_NPHY
bool "Pre IEEE 802.11n support (BROKEN)"
depends on B43 && EXPERIMENTAL && BROKEN
Say Y, if you want to find out why the driver does not
work for you.
+
+config B43_FORCE_PIO
+ bool "Force usage of PIO instead of DMA"
+ depends on B43 && B43_DEBUG
+ ---help---
+ This will disable DMA and always enable PIO instead.
+
+ Say N!
+ This is only for debugging the PIO engine code. You do
+ _NOT_ want to enable this.