176 	unsigned short ppb = dev->base;  in imm_wait()  local
179 	w_ctr(ppb, 0x0c);  in imm_wait()
183 		r = r_str(ppb);  in imm_wait()
208 	w_ctr(ppb, 0x04);  in imm_wait()
269 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
273 	i = r_str(ppb);  in epp_reset()
274 	w_str(ppb, i);  in epp_reset()
275 	w_str(ppb, i & 0xfe);  in epp_reset()
350 	unsigned short ppb = dev->base;  in imm_out()  local
367 		epp_reset(ppb);  in imm_out()
368 		w_ctr(ppb, 0x4);  in imm_out()
371 			outsw(ppb + 4, buffer, len >> 1);  in imm_out()
374 			outsl(ppb + 4, buffer, len >> 2);  in imm_out()
377 			outsb(ppb + 4, buffer, len);  in imm_out()
378 		w_ctr(ppb, 0xc);  in imm_out()
379 		r = !(r_str(ppb) & 0x01);  in imm_out()
380 		w_ctr(ppb, 0xc);  in imm_out()
387 		r = imm_byte_out(ppb, buffer, len);  in imm_out()
399 	unsigned short ppb = dev->base;  in imm_in()  local
414 		r = imm_nibble_in(ppb, buffer, len);  in imm_in()
415 		w_ctr(ppb, 0xc);  in imm_in()
420 		r = imm_byte_in(ppb, buffer, len);  in imm_in()
421 		w_ctr(ppb, 0xc);  in imm_in()
427 		epp_reset(ppb);  in imm_in()
428 		w_ctr(ppb, 0x24);  in imm_in()
431 			insw(ppb + 4, buffer, len >> 1);  in imm_in()
434 			insl(ppb + 4, buffer, len >> 2);  in imm_in()
437 			insb(ppb + 4, buffer, len);  in imm_in()
438 		w_ctr(ppb, 0x2c);  in imm_in()
439 		r = !(r_str(ppb) & 0x01);  in imm_in()
440 		w_ctr(ppb, 0x2c);  in imm_in()
452 static int imm_cpp(unsigned short ppb, unsigned char b)  in imm_cpp()  argument
460 	w_ctr(ppb, 0x0c);  in imm_cpp()
462 	w_dtr(ppb, 0xaa);  in imm_cpp()
464 	w_dtr(ppb, 0x55);  in imm_cpp()
466 	w_dtr(ppb, 0x00);  in imm_cpp()
468 	w_dtr(ppb, 0xff);  in imm_cpp()
470 	s1 = r_str(ppb) & 0xb8;  in imm_cpp()
471 	w_dtr(ppb, 0x87);  in imm_cpp()
473 	s2 = r_str(ppb) & 0xb8;  in imm_cpp()
474 	w_dtr(ppb, 0x78);  in imm_cpp()
476 	s3 = r_str(ppb) & 0x38;  in imm_cpp()
487 	w_dtr(ppb, b);  in imm_cpp()
489 	w_ctr(ppb, 0x0c);  in imm_cpp()
491 	w_ctr(ppb, 0x0d);  in imm_cpp()
493 	w_ctr(ppb, 0x0c);  in imm_cpp()
495 	w_dtr(ppb, 0xff);  in imm_cpp()
524 	unsigned short ppb = dev->base;  in imm_connect()  local
526 	imm_cpp(ppb, 0xe0);	/* Select device 0 in compatible mode */  in imm_connect()
527 	imm_cpp(ppb, 0x30);	/* Disconnect all devices */  in imm_connect()
532 		return imm_cpp(ppb, 0x28);	/* Select device 0 in EPP mode */  in imm_connect()
533 	return imm_cpp(ppb, 0xe0);	/* Select device 0 in compatible mode */  in imm_connect()
544 	unsigned short ppb = dev->base;  in imm_select()  local
550 	w_ctr(ppb, 0xc);  in imm_select()
555 	} while ((r_str(ppb) & 0x08) && (k));  in imm_select()
563 	w_ctr(ppb, 0x4);  in imm_select()
564 	w_dtr(ppb, 0x80 | (1 << target));  in imm_select()
570 	w_ctr(ppb, 0xc);  in imm_select()
571 	w_ctr(ppb, 0xd);  in imm_select()
581 	while (!(r_str(ppb) & 0x08) && (k));  in imm_select()
586 	w_ctr(ppb, 0xc);  in imm_select()
629 	unsigned short ppb = dev->base;  in imm_completion()  local
643 	w_ctr(ppb, 0x0c);  in imm_completion()
644 	r = (r_str(ppb) & 0xb8);  in imm_completion()
704 		w_ctr(ppb, 0x0c);  in imm_completion()
705 		r = (r_str(ppb) & 0xb8);  in imm_completion()
779 	unsigned short ppb = dev->base;  in imm_engine()  local
815 		w_ctr(ppb, 0x0c);  in imm_engine()
816 		if (!(r_str(ppb) & 0x80))  in imm_engine()
842 		w_ctr(ppb, 0x0c);  in imm_engine()
843 		if (!(r_str(ppb) & 0x80))  in imm_engine()
847 		x = (r_str(ppb) & 0xb8);  in imm_engine()
859 		w_ctr(ppb, 0x0c);  in imm_engine()
860 		if (!(r_str(ppb) & 0x80))  in imm_engine()
876 				w_ctr(ppb, 0x4);  in imm_engine()
877 				w_ctr(ppb, 0xc);  in imm_engine()
878 				w_ctr(ppb, 0xe);  in imm_engine()
879 				w_ctr(ppb, 0x4);  in imm_engine()
900 			w_ctr(ppb, 0x4);  in imm_engine()
901 			w_ctr(ppb, 0xc);  in imm_engine()
902 			w_ctr(ppb, 0xe);  in imm_engine()
903 			w_ctr(ppb, 0x4);  in imm_engine()
1013 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
1019 		if ((ppb & 0x0007) == 0x0000)  in device_check()
1034 		w_ctr(ppb, 0x0c);  in device_check()
1052 		w_ctr(ppb, 0x0c);  in device_check()
1056 			l = r_str(ppb);  in device_check()
1081 		     ppb, loop, IMM_MODE_STRING[dev->mode]);  in device_check()
1156 	int modes, ppb;  in __imm_attach()  local
1203 	ppb = dev->base = dev->dev->port->base;  in __imm_attach()
1205 	w_ctr(ppb, 0x0c);  in __imm_attach()