187 	unsigned short ppb = dev->base;  in ppa_wait()  local
192 	for (r = r_str(ppb); ((r & 0xc0) != 0xc0) && (k); k--) {  in ppa_wait()
194 		r = r_str(ppb);  in ppa_wait()
216 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
220 	i = r_str(ppb);  in epp_reset()
221 	w_str(ppb, i);  in epp_reset()
222 	w_str(ppb, i & 0xfe);  in epp_reset()
285 	unsigned short ppb = dev->base;  in ppa_out()  local
297 		r = ppa_byte_out(ppb, buffer, len);  in ppa_out()
303 		epp_reset(ppb);  in ppa_out()
304 		w_ctr(ppb, 0x4);  in ppa_out()
307 			outsw(ppb + 4, buffer, len >> 1);  in ppa_out()
310 			outsl(ppb + 4, buffer, len >> 2);  in ppa_out()
313 			outsb(ppb + 4, buffer, len);  in ppa_out()
314 		w_ctr(ppb, 0xc);  in ppa_out()
315 		r = !(r_str(ppb) & 0x01);  in ppa_out()
316 		w_ctr(ppb, 0xc);  in ppa_out()
330 	unsigned short ppb = dev->base;  in ppa_in()  local
341 		r = ppa_nibble_in(ppb, buffer, len);  in ppa_in()
342 		w_ctr(ppb, 0xc);  in ppa_in()
347 		w_ctr(ppb, 0x25);  in ppa_in()
348 		r = ppa_byte_in(ppb, buffer, len);  in ppa_in()
349 		w_ctr(ppb, 0x4);  in ppa_in()
350 		w_ctr(ppb, 0xc);  in ppa_in()
356 		epp_reset(ppb);  in ppa_in()
357 		w_ctr(ppb, 0x24);  in ppa_in()
360 			insw(ppb + 4, buffer, len >> 1);  in ppa_in()
363 			insl(ppb + 4, buffer, len >> 2);  in ppa_in()
366 			insb(ppb + 4, buffer, len);  in ppa_in()
367 		w_ctr(ppb, 0x2c);  in ppa_in()
368 		r = !(r_str(ppb) & 0x01);  in ppa_in()
369 		w_ctr(ppb, 0x2c);  in ppa_in()
382 static inline void ppa_d_pulse(unsigned short ppb, unsigned char b)  in ppa_d_pulse()  argument
384 	w_dtr(ppb, b);  in ppa_d_pulse()
385 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
386 	w_ctr(ppb, 0xe);  in ppa_d_pulse()
387 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
388 	w_ctr(ppb, 0x4);  in ppa_d_pulse()
389 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
394 	unsigned short ppb = dev->base;  in ppa_disconnect()  local
396 	ppa_d_pulse(ppb, 0);  in ppa_disconnect()
397 	ppa_d_pulse(ppb, 0x3c);  in ppa_disconnect()
398 	ppa_d_pulse(ppb, 0x20);  in ppa_disconnect()
399 	ppa_d_pulse(ppb, 0xf);  in ppa_disconnect()
402 static inline void ppa_c_pulse(unsigned short ppb, unsigned char b)  in ppa_c_pulse()  argument
404 	w_dtr(ppb, b);  in ppa_c_pulse()
405 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
406 	w_ctr(ppb, 0x6);  in ppa_c_pulse()
407 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
408 	w_ctr(ppb, 0xc);  in ppa_c_pulse()
413 	unsigned short ppb = dev->base;  in ppa_connect()  local
415 	ppa_c_pulse(ppb, 0);  in ppa_connect()
416 	ppa_c_pulse(ppb, 0x3c);  in ppa_connect()
417 	ppa_c_pulse(ppb, 0x20);  in ppa_connect()
419 		ppa_c_pulse(ppb, 0xcf);  in ppa_connect()
421 		ppa_c_pulse(ppb, 0x8f);  in ppa_connect()
427 	unsigned short ppb = dev->base;  in ppa_select()  local
437 	} while ((r_str(ppb) & 0x40) && (k));  in ppa_select()
441 	w_dtr(ppb, (1 << target));  in ppa_select()
442 	w_ctr(ppb, 0xe);  in ppa_select()
443 	w_ctr(ppb, 0xc);  in ppa_select()
444 	w_dtr(ppb, 0x80);	/* This is NOT the initator */  in ppa_select()
445 	w_ctr(ppb, 0x8);  in ppa_select()
452 	while (!(r_str(ppb) & 0x40) && (k));  in ppa_select()
471 	unsigned short ppb = dev->base;  in ppa_init()  local
478 	w_ctr(ppb, 0xe);  in ppa_init()
479 	if ((r_str(ppb) & 0x08) == 0x08)  in ppa_init()
482 	w_ctr(ppb, 0xc);  in ppa_init()
483 	if ((r_str(ppb) & 0x08) == 0x00)  in ppa_init()
487 		ppa_reset_pulse(ppb);  in ppa_init()
528 	unsigned short ppb = dev->base;  in ppa_completion()  local
542 	r = (r_str(ppb) & 0xf0);  in ppa_completion()
572 			for (; k && ((r = (r_str(ppb) & 0xf0)) & 0xc0) != 0xc0;  in ppa_completion()
608 		r = (r_str(ppb) & 0xf0);  in ppa_completion()
682 	unsigned short ppb = dev->base;  in ppa_engine()  local
709 			w_ctr(ppb, 0xe);  in ppa_engine()
710 			if ((r_str(ppb) & 0x08) == 0x08)  in ppa_engine()
713 			w_ctr(ppb, 0xc);  in ppa_engine()
714 			if ((r_str(ppb) & 0x08) == 0x00)  in ppa_engine()
740 		w_ctr(ppb, 0x0c);  in ppa_engine()
741 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
765 		w_ctr(ppb, 0x0c);  in ppa_engine()
766 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
892 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
898 		if ((ppb & 0x0007) == 0x0000)  in device_check()
913 		w_ctr(ppb, 0x0c);  in device_check()
920 			w_dtr(ppb, 0x40);  in device_check()
921 			w_ctr(ppb, 0x08);  in device_check()
923 			w_ctr(ppb, 0x0c);  in device_check()
933 		w_ctr(ppb, 0x0c);  in device_check()
936 			l = r_str(ppb);  in device_check()
946 			ppa_reset_pulse(ppb);  in device_check()
960 		ppa_reset_pulse(ppb);  in device_check()
1029 	int modes, ppb, ppb_hi;  in __ppa_attach()  local
1072 	ppb = dev->base = dev->dev->port->base;  in __ppa_attach()
1074 	w_ctr(ppb, 0x0c);  in __ppa_attach()