CB_CONTROL
pcic_putcb(pcic, CB_CONTROL, 0);
pcic_getcb(pcic, CB_CONTROL));
pcic_getcb(pcic, CB_CONTROL),
pwr = pcic_getcb(pcic, CB_CONTROL);
pcic_putcb(pcic, CB_CONTROL, (pwr&~CB_C_VPPMASK)|CB_C_VPPVCC);
(void) pcic_getcb(pcic, CB_CONTROL);
pcic_putcb(pcic, CB_CONTROL, pwr);
(void) pcic_getcb(pcic, CB_CONTROL);
pcic_putcb(pcic, CB_CONTROL, 0);
pcic_putcb(pcic, CB_CONTROL, 0);
pcic_getcb(pcic, CB_CONTROL));
orig_cbctl = pcic_getcb(pcic, CB_CONTROL);
pcic_putcb(pcic, CB_CONTROL, cbctl);