BGE_MEMWIN_START
vrcb = BGE_MEMWIN_START + BGE_SEND_RING_RCB;
vrcb = BGE_MEMWIN_START + BGE_SEND_RING_RCB;
vrcb = BGE_MEMWIN_START + BGE_RX_RETURN_RING_RCB;
vrcb = BGE_MEMWIN_START + BGE_RX_RETURN_RING_RCB;
stats = BGE_MEMWIN_START + BGE_STATS_BLOCK;
result = CSR_READ_4(sc, BGE_MEMWIN_START + BGE_STATS_BLOCK + offset +
val = CSR_READ_4(sc, BGE_MEMWIN_START + (x & 0xFFFF)); \
CSR_WRITE_4(sc, BGE_MEMWIN_START + (x & 0xFFFF), val); \