32 	volatile cbd_t	*tbdf, *rbdf;  in serial_init()  local
104 	tbdf = rbdf + 1;  in serial_init()
105 	tbdf->cbd_bufaddr = memaddr+128;  in serial_init()
106 	tbdf->cbd_sc = 0;  in serial_init()
199 	tbdf->cbd_sc |= BD_SC_WRAP;  in serial_init()
255 	volatile cbd_t		*tbdf;  in serial_putc()  local
265 	tbdf = (cbd_t *)&ip->im_dprambase[sup->scc_genscc.scc_tbase];  in serial_putc()
268 	tbdf = (cbd_t *)&ip->im_dprambase[up->smc_tbase];  in serial_putc()
273 	buf = (char *)tbdf->cbd_bufaddr;  in serial_putc()
274 	while (tbdf->cbd_sc & BD_SC_READY);  in serial_putc()
277 	tbdf->cbd_datlen = 1;  in serial_putc()
278 	tbdf->cbd_sc |= BD_SC_READY;  in serial_putc()