MEM2DRVPVT
evt = (NoeBuffer*)MEM2DRVPVT(memp)->sg;
bzero(MEM2DRVPVT(memp)->sg, sizeof (NoeBuffer));
evt = (NoeBuffer *)MEM2DRVPVT(memp)->sg;
phys_handle = (cpqary3_phyctg_t *)MEM2DRVPVT(memp)->phyctgp;
cpqary3_free_phyctgs_mem(MEM2DRVPVT(memp)->phyctgp,