175 	unsigned short ppb = dev->base;  in imm_wait()  local
178 	w_ctr(ppb, 0x0c);  in imm_wait()
182 		r = r_str(ppb);  in imm_wait()
207 	w_ctr(ppb, 0x04);  in imm_wait()
268 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
272 	i = r_str(ppb);  in epp_reset()
273 	w_str(ppb, i);  in epp_reset()
274 	w_str(ppb, i & 0xfe);  in epp_reset()
349 	unsigned short ppb = dev->base;  in imm_out()  local
366 		epp_reset(ppb);  in imm_out()
367 		w_ctr(ppb, 0x4);  in imm_out()
370 			outsw(ppb + 4, buffer, len >> 1);  in imm_out()
373 			outsl(ppb + 4, buffer, len >> 2);  in imm_out()
376 			outsb(ppb + 4, buffer, len);  in imm_out()
377 		w_ctr(ppb, 0xc);  in imm_out()
378 		r = !(r_str(ppb) & 0x01);  in imm_out()
379 		w_ctr(ppb, 0xc);  in imm_out()
386 		r = imm_byte_out(ppb, buffer, len);  in imm_out()
398 	unsigned short ppb = dev->base;  in imm_in()  local
413 		r = imm_nibble_in(ppb, buffer, len);  in imm_in()
414 		w_ctr(ppb, 0xc);  in imm_in()
419 		r = imm_byte_in(ppb, buffer, len);  in imm_in()
420 		w_ctr(ppb, 0xc);  in imm_in()
426 		epp_reset(ppb);  in imm_in()
427 		w_ctr(ppb, 0x24);  in imm_in()
430 			insw(ppb + 4, buffer, len >> 1);  in imm_in()
433 			insl(ppb + 4, buffer, len >> 2);  in imm_in()
436 			insb(ppb + 4, buffer, len);  in imm_in()
437 		w_ctr(ppb, 0x2c);  in imm_in()
438 		r = !(r_str(ppb) & 0x01);  in imm_in()
439 		w_ctr(ppb, 0x2c);  in imm_in()
451 static int imm_cpp(unsigned short ppb, unsigned char b)  in imm_cpp()  argument
459 	w_ctr(ppb, 0x0c);  in imm_cpp()
461 	w_dtr(ppb, 0xaa);  in imm_cpp()
463 	w_dtr(ppb, 0x55);  in imm_cpp()
465 	w_dtr(ppb, 0x00);  in imm_cpp()
467 	w_dtr(ppb, 0xff);  in imm_cpp()
469 	s1 = r_str(ppb) & 0xb8;  in imm_cpp()
470 	w_dtr(ppb, 0x87);  in imm_cpp()
472 	s2 = r_str(ppb) & 0xb8;  in imm_cpp()
473 	w_dtr(ppb, 0x78);  in imm_cpp()
475 	s3 = r_str(ppb) & 0x38;  in imm_cpp()
486 	w_dtr(ppb, b);  in imm_cpp()
488 	w_ctr(ppb, 0x0c);  in imm_cpp()
490 	w_ctr(ppb, 0x0d);  in imm_cpp()
492 	w_ctr(ppb, 0x0c);  in imm_cpp()
494 	w_dtr(ppb, 0xff);  in imm_cpp()
523 	unsigned short ppb = dev->base;  in imm_connect()  local
525 	imm_cpp(ppb, 0xe0);	/* Select device 0 in compatible mode */  in imm_connect()
526 	imm_cpp(ppb, 0x30);	/* Disconnect all devices */  in imm_connect()
531 		return imm_cpp(ppb, 0x28);	/* Select device 0 in EPP mode */  in imm_connect()
532 	return imm_cpp(ppb, 0xe0);	/* Select device 0 in compatible mode */  in imm_connect()
543 	unsigned short ppb = dev->base;  in imm_select()  local
549 	w_ctr(ppb, 0xc);  in imm_select()
554 	} while ((r_str(ppb) & 0x08) && (k));  in imm_select()
562 	w_ctr(ppb, 0x4);  in imm_select()
563 	w_dtr(ppb, 0x80 | (1 << target));  in imm_select()
569 	w_ctr(ppb, 0xc);  in imm_select()
570 	w_ctr(ppb, 0xd);  in imm_select()
580 	while (!(r_str(ppb) & 0x08) && (k));  in imm_select()
585 	w_ctr(ppb, 0xc);  in imm_select()
628 	unsigned short ppb = dev->base;  in imm_completion()  local
642 	w_ctr(ppb, 0x0c);  in imm_completion()
643 	r = (r_str(ppb) & 0xb8);  in imm_completion()
703 		w_ctr(ppb, 0x0c);  in imm_completion()
704 		r = (r_str(ppb) & 0xb8);  in imm_completion()
778 	unsigned short ppb = dev->base;  in imm_engine()  local
814 		w_ctr(ppb, 0x0c);  in imm_engine()
815 		if (!(r_str(ppb) & 0x80))  in imm_engine()
840 		w_ctr(ppb, 0x0c);  in imm_engine()
841 		if (!(r_str(ppb) & 0x80))  in imm_engine()
845 		x = (r_str(ppb) & 0xb8);  in imm_engine()
857 		w_ctr(ppb, 0x0c);  in imm_engine()
858 		if (!(r_str(ppb) & 0x80))  in imm_engine()
874 				w_ctr(ppb, 0x4);  in imm_engine()
875 				w_ctr(ppb, 0xc);  in imm_engine()
876 				w_ctr(ppb, 0xe);  in imm_engine()
877 				w_ctr(ppb, 0x4);  in imm_engine()
898 			w_ctr(ppb, 0x4);  in imm_engine()
899 			w_ctr(ppb, 0xc);  in imm_engine()
900 			w_ctr(ppb, 0xe);  in imm_engine()
901 			w_ctr(ppb, 0x4);  in imm_engine()
1011 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
1017 		if ((ppb & 0x0007) == 0x0000)  in device_check()
1032 		w_ctr(ppb, 0x0c);  in device_check()
1050 		w_ctr(ppb, 0x0c);  in device_check()
1054 			l = r_str(ppb);  in device_check()
1079 		     ppb, loop, IMM_MODE_STRING[dev->mode]);  in device_check()
1155 	int modes, ppb;  in __imm_attach()  local
1202 	ppb = dev->base = dev->dev->port->base;  in __imm_attach()
1204 	w_ctr(ppb, 0x0c);  in __imm_attach()