79 	volatile cbd_t *tbdf, *rbdf;  in mpc85xx_serial_init()  local
111 	rbdf = (cbd_t *)&(cpm->im_dprambase[dpaddr]);  in mpc85xx_serial_init()
112 	rbdf->cbd_bufaddr = (uint) (rbdf+2);  in mpc85xx_serial_init()
113 	rbdf->cbd_sc = BD_SC_EMPTY | BD_SC_WRAP;  in mpc85xx_serial_init()
114 	tbdf = rbdf + 1;  in mpc85xx_serial_init()
115 	tbdf->cbd_bufaddr = ((uint) (rbdf+2)) + 1;  in mpc85xx_serial_init()
209 	volatile cbd_t		*rbdf;  in mpc85xx_serial_getc()  local
215 	rbdf = (cbd_t *)&(cpm->im_dprambase[up->scc_genscc.scc_rbase]);  in mpc85xx_serial_getc()
219 	while (rbdf->cbd_sc & BD_SC_EMPTY)  in mpc85xx_serial_getc()
224 	c = *(volatile unsigned char *)rbdf->cbd_bufaddr;  in mpc85xx_serial_getc()
225 	rbdf->cbd_sc |= BD_SC_EMPTY;  in mpc85xx_serial_getc()
232 	volatile cbd_t		*rbdf;  in mpc85xx_serial_tstc()  local
237 	rbdf = (cbd_t *)&(cpm->im_dprambase[up->scc_genscc.scc_rbase]);  in mpc85xx_serial_tstc()
239 	return ((rbdf->cbd_sc & BD_SC_EMPTY) == 0);  in mpc85xx_serial_tstc()