181 	unsigned short ppb = dev->base;  in imm_wait()  local
184 	w_ctr(ppb, 0x0c);  in imm_wait()
188 		r = r_str(ppb);  in imm_wait()
213 	w_ctr(ppb, 0x04);  in imm_wait()
274 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
278 	i = r_str(ppb);  in epp_reset()
279 	w_str(ppb, i);  in epp_reset()
280 	w_str(ppb, i & 0xfe);  in epp_reset()
355 	unsigned short ppb = dev->base;  in imm_out()  local
372 		epp_reset(ppb);  in imm_out()
373 		w_ctr(ppb, 0x4);  in imm_out()
375 			outsl(ppb + 4, buffer, len >> 2);  in imm_out()
377 			outsw(ppb + 4, buffer, len >> 1);  in imm_out()
379 			outsb(ppb + 4, buffer, len);  in imm_out()
380 		w_ctr(ppb, 0xc);  in imm_out()
381 		r = !(r_str(ppb) & 0x01);  in imm_out()
382 		w_ctr(ppb, 0xc);  in imm_out()
389 		r = imm_byte_out(ppb, buffer, len);  in imm_out()
401 	unsigned short ppb = dev->base;  in imm_in()  local
416 		r = imm_nibble_in(ppb, buffer, len);  in imm_in()
417 		w_ctr(ppb, 0xc);  in imm_in()
422 		r = imm_byte_in(ppb, buffer, len);  in imm_in()
423 		w_ctr(ppb, 0xc);  in imm_in()
429 		epp_reset(ppb);  in imm_in()
430 		w_ctr(ppb, 0x24);  in imm_in()
432 			insw(ppb + 4, buffer, len >> 2);  in imm_in()
434 			insl(ppb + 4, buffer, len >> 1);  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()
644 	unsigned short ppb = dev->base;  in imm_completion()  local
658 	w_ctr(ppb, 0x0c);  in imm_completion()
659 	r = (r_str(ppb) & 0xb8);  in imm_completion()
718 		w_ctr(ppb, 0x0c);  in imm_completion()
719 		r = (r_str(ppb) & 0xb8);  in imm_completion()
794 	unsigned short ppb = dev->base;  in imm_engine()  local
830 		w_ctr(ppb, 0x0c);  in imm_engine()
831 		if (!(r_str(ppb) & 0x80))  in imm_engine()
857 		w_ctr(ppb, 0x0c);  in imm_engine()
858 		if (!(r_str(ppb) & 0x80))  in imm_engine()
862 		x = (r_str(ppb) & 0xb8);  in imm_engine()
874 		w_ctr(ppb, 0x0c);  in imm_engine()
875 		if (!(r_str(ppb) & 0x80))  in imm_engine()
891 				w_ctr(ppb, 0x4);  in imm_engine()
892 				w_ctr(ppb, 0xc);  in imm_engine()
893 				w_ctr(ppb, 0xe);  in imm_engine()
894 				w_ctr(ppb, 0x4);  in imm_engine()
915 			w_ctr(ppb, 0x4);  in imm_engine()
916 			w_ctr(ppb, 0xc);  in imm_engine()
917 			w_ctr(ppb, 0xe);  in imm_engine()
918 			w_ctr(ppb, 0x4);  in imm_engine()
1023 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
1029 		if (autodetect && (ppb & 0x0007) == 0x0000)  in device_check()
1044 		w_ctr(ppb, 0x0c);  in device_check()
1062 		w_ctr(ppb, 0x0c);  in device_check()
1066 			l = r_str(ppb);  in device_check()
1091 		     ppb, loop, IMM_MODE_STRING[dev->mode]);  in device_check()