RG8_PALMASK
ENG_REG8(RG8_PALMASK) = 0xff;
LOG(2,("DAC: PAL pixrdmsk readback $%02x\n", ENG_REG8(RG8_PALMASK)));
*reg = RG8_PALMASK;
ENG_REG8(RG8_PALMASK) = 0xff;
LOG(2,("DAC: PAL pixrdmsk readback $%02x\n", ENG_REG8(RG8_PALMASK)));