DSS_REVISION                        00000020
DSS_SYSCONFIG                       00000001
DSS_SYSSTATUS                       00000001
DSS_IRQSTATUS                       00000000
DSS_CONTROL                         0000001b
DSS_SDI_CONTROL                     00000000
DSS_PLL_CONTROL                     00000000
DSS_SDI_STATUS                      00000101