cfxga_read_1
mode = cfxga_read_1(sc, CFREG_MODE) & LCD_MODE_SWIVEL_BIT_0;
while ((cfxga_read_1(sc, CFREG_CRT_VNDISP) &
if ((cfxga_read_1(sc, CFREG_BITBLT_CONTROL) & mask) == result)
sts = cfxga_read_1(sc, CFREG_BITBLT_CONTROL);