Larger default DMA tx buffer size, to allow SLIP operation. Warn if DMA is enabled, since MSPsim does not yet support it.
Larger default DMA tx buffer size, to allow SLIP operation. Warn if DMA is enabled, since MSPsim does not yet support it.

MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki,bluerover/6lbr,arurke/contiki,arurke/contiki,arurke/contiki,bluerover/6lbr,MohamedSeliem/contiki,bluerover/6lbr,bluerover/6lbr,MohamedSeliem/contiki,bluerover/6lbr,bluerover/6lbr,MohamedSeliem/contiki,arurke/contiki,bluerover/6lbr,arurke/contiki,MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki