xmap9_read
while (xmap9_read(dc, chip, XMAP9_DCBCRS_FIFOAVAIL) == 0)
val = xmap9_read(dc, chip, XMAP9_DCBCRS_MODE_SETUP);
dc->dc_xmaprev = xmap9_read(dc, NEWPORT_DCBADDR_XMAP_0,
xmap9_read(dc, NEWPORT_DCBADDR_XMAP_0, XMAP9_DCBCRS_REVISION));
dcbcfg = xmap9_read(dc, NEWPORT_DCBADDR_XMAP_0, XMAP9_DCBCRS_CONFIG);
dcbcfg = xmap9_read(dc, NEWPORT_DCBADDR_XMAP_1, XMAP9_DCBCRS_CONFIG);