ctrl_read
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, WPG_CTLR_INDEX);
pslot->status = ctrl_read(ctlr_ptr, wpg_bbar, index);
pslot->ext_status = ctrl_read(ctlr_ptr, wpg_bbar, index + WPG_1ST_EXTSLOT_INDEX);
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
pslot->busstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
*pstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);
pslot->status = ctrl_read(ctlr_ptr, wpg_bbar, index);
ctrl_read(ctlr_ptr, wpg_bbar,