154 static __inline__ void iop_loadaddr(volatile struct mac_iop *iop, __u16 addr)  in iop_loadaddr()  argument
156 	iop->ram_addr_lo = addr;  in iop_loadaddr()
157 	iop->ram_addr_hi = addr >> 8;  in iop_loadaddr()
160 static __inline__ __u8 iop_readb(volatile struct mac_iop *iop, __u16 addr)  in iop_readb()  argument
162 	iop->ram_addr_lo = addr;  in iop_readb()
163 	iop->ram_addr_hi = addr >> 8;  in iop_readb()
164 	return iop->ram_data;  in iop_readb()
167 static __inline__ void iop_writeb(volatile struct mac_iop *iop, __u16 addr, __u8 data)  in iop_writeb()  argument
169 	iop->ram_addr_lo = addr;  in iop_writeb()
170 	iop->ram_addr_hi = addr >> 8;  in iop_writeb()
171 	iop->ram_data = data;  in iop_writeb()
174 static __inline__ void iop_stop(volatile struct mac_iop *iop)  in iop_stop()  argument
176 	iop->status_ctrl &= ~IOP_RUN;  in iop_stop()
179 static __inline__ void iop_start(volatile struct mac_iop *iop)  in iop_start()  argument
181 	iop->status_ctrl = IOP_RUN | IOP_AUTOINC;  in iop_start()
184 static __inline__ void iop_bypass(volatile struct mac_iop *iop)  in iop_bypass()  argument
186 	iop->status_ctrl |= IOP_BYPASS;  in iop_bypass()
189 static __inline__ void iop_interrupt(volatile struct mac_iop *iop)  in iop_interrupt()  argument
191 	iop->status_ctrl |= IOP_IRQ;  in iop_interrupt()
194 static int iop_alive(volatile struct mac_iop *iop)  in iop_alive()  argument
198 	retval = (iop_readb(iop, IOP_ADDR_ALIVE) == 0xFF);  in iop_alive()
199 	iop_writeb(iop, IOP_ADDR_ALIVE, 0);  in iop_alive()
375 	volatile struct mac_iop *iop = iop_base[msg->iop_num];  in iop_do_send()  local
381 		iop_writeb(iop, offset, msg->message[i]);  in iop_do_send()
384 	iop_writeb(iop, IOP_ADDR_SEND_STATE + msg->channel, IOP_MSG_NEW);  in iop_do_send()
386 	iop_interrupt(iop);  in iop_do_send()
396 	volatile struct mac_iop *iop = iop_base[iop_num];  in iop_handle_send()  local
404 	iop_writeb(iop, IOP_ADDR_SEND_STATE + chan, IOP_MSG_IDLE);  in iop_handle_send()
411 		msg->reply[i] = iop_readb(iop, offset);  in iop_handle_send()
429 	volatile struct mac_iop *iop = iop_base[iop_num];  in iop_handle_recv()  local
446 		msg->message[i] = iop_readb(iop, offset);  in iop_handle_recv()
449 	iop_writeb(iop, IOP_ADDR_RECV_STATE + chan, IOP_MSG_RCVD);  in iop_handle_recv()
574 	volatile struct mac_iop *iop = iop_base[iop_num];  in iop_ism_irq()  local
578 	printk("iop_ism_irq: status = %02X\n", (uint) iop->status_ctrl);  in iop_ism_irq()
583 	if (iop->status_ctrl & IOP_INT0) {  in iop_ism_irq()
584 		iop->status_ctrl = IOP_INT0 | IOP_RUN | IOP_AUTOINC;  in iop_ism_irq()
587 			(uint) iop->status_ctrl);  in iop_ism_irq()
590 			state = iop_readb(iop, IOP_ADDR_SEND_STATE + i);  in iop_ism_irq()
603 	if (iop->status_ctrl & IOP_INT1) {	/* INT1 for incoming msgs */  in iop_ism_irq()
604 		iop->status_ctrl = IOP_INT1 | IOP_RUN | IOP_AUTOINC;  in iop_ism_irq()
607 			(uint) iop->status_ctrl);  in iop_ism_irq()
610 			state = iop_readb(iop, IOP_ADDR_RECV_STATE + i);  in iop_ism_irq()