HEVCD_MCRCC_CTL1
amvdec_write_dos(core, HEVCD_MCRCC_CTL1, 0x2);
amvdec_write_dos(core, HEVCD_MCRCC_CTL1, 0x0);
amvdec_write_dos(core, HEVCD_MCRCC_CTL1, 0xff0);