182 	unsigned short ppb = dev->base;  in ppa_wait()  local
187 	for (r = r_str(ppb); ((r & 0xc0) != 0xc0) && (k); k--) {  in ppa_wait()
189 		r = r_str(ppb);  in ppa_wait()
211 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
215 	i = r_str(ppb);  in epp_reset()
216 	w_str(ppb, i);  in epp_reset()
217 	w_str(ppb, i & 0xfe);  in epp_reset()
280 	unsigned short ppb = dev->base;  in ppa_out()  local
292 		r = ppa_byte_out(ppb, buffer, len);  in ppa_out()
298 		epp_reset(ppb);  in ppa_out()
299 		w_ctr(ppb, 0x4);  in ppa_out()
302 			outsw(ppb + 4, buffer, len >> 1);  in ppa_out()
305 			outsl(ppb + 4, buffer, len >> 2);  in ppa_out()
308 			outsb(ppb + 4, buffer, len);  in ppa_out()
309 		w_ctr(ppb, 0xc);  in ppa_out()
310 		r = !(r_str(ppb) & 0x01);  in ppa_out()
311 		w_ctr(ppb, 0xc);  in ppa_out()
325 	unsigned short ppb = dev->base;  in ppa_in()  local
336 		r = ppa_nibble_in(ppb, buffer, len);  in ppa_in()
337 		w_ctr(ppb, 0xc);  in ppa_in()
342 		w_ctr(ppb, 0x25);  in ppa_in()
343 		r = ppa_byte_in(ppb, buffer, len);  in ppa_in()
344 		w_ctr(ppb, 0x4);  in ppa_in()
345 		w_ctr(ppb, 0xc);  in ppa_in()
351 		epp_reset(ppb);  in ppa_in()
352 		w_ctr(ppb, 0x24);  in ppa_in()
355 			insw(ppb + 4, buffer, len >> 1);  in ppa_in()
358 			insl(ppb + 4, buffer, len >> 2);  in ppa_in()
361 			insb(ppb + 4, buffer, len);  in ppa_in()
362 		w_ctr(ppb, 0x2c);  in ppa_in()
363 		r = !(r_str(ppb) & 0x01);  in ppa_in()
364 		w_ctr(ppb, 0x2c);  in ppa_in()
377 static inline void ppa_d_pulse(unsigned short ppb, unsigned char b)  in ppa_d_pulse()  argument
379 	w_dtr(ppb, b);  in ppa_d_pulse()
380 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
381 	w_ctr(ppb, 0xe);  in ppa_d_pulse()
382 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
383 	w_ctr(ppb, 0x4);  in ppa_d_pulse()
384 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
389 	unsigned short ppb = dev->base;  in ppa_disconnect()  local
391 	ppa_d_pulse(ppb, 0);  in ppa_disconnect()
392 	ppa_d_pulse(ppb, 0x3c);  in ppa_disconnect()
393 	ppa_d_pulse(ppb, 0x20);  in ppa_disconnect()
394 	ppa_d_pulse(ppb, 0xf);  in ppa_disconnect()
397 static inline void ppa_c_pulse(unsigned short ppb, unsigned char b)  in ppa_c_pulse()  argument
399 	w_dtr(ppb, b);  in ppa_c_pulse()
400 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
401 	w_ctr(ppb, 0x6);  in ppa_c_pulse()
402 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
403 	w_ctr(ppb, 0xc);  in ppa_c_pulse()
408 	unsigned short ppb = dev->base;  in ppa_connect()  local
410 	ppa_c_pulse(ppb, 0);  in ppa_connect()
411 	ppa_c_pulse(ppb, 0x3c);  in ppa_connect()
412 	ppa_c_pulse(ppb, 0x20);  in ppa_connect()
414 		ppa_c_pulse(ppb, 0xcf);  in ppa_connect()
416 		ppa_c_pulse(ppb, 0x8f);  in ppa_connect()
422 	unsigned short ppb = dev->base;  in ppa_select()  local
432 	} while ((r_str(ppb) & 0x40) && (k));  in ppa_select()
436 	w_dtr(ppb, (1 << target));  in ppa_select()
437 	w_ctr(ppb, 0xe);  in ppa_select()
438 	w_ctr(ppb, 0xc);  in ppa_select()
439 	w_dtr(ppb, 0x80);	/* This is NOT the initator */  in ppa_select()
440 	w_ctr(ppb, 0x8);  in ppa_select()
447 	while (!(r_str(ppb) & 0x40) && (k));  in ppa_select()
466 	unsigned short ppb = dev->base;  in ppa_init()  local
473 	w_ctr(ppb, 0xe);  in ppa_init()
474 	if ((r_str(ppb) & 0x08) == 0x08)  in ppa_init()
477 	w_ctr(ppb, 0xc);  in ppa_init()
478 	if ((r_str(ppb) & 0x08) == 0x00)  in ppa_init()
482 		ppa_reset_pulse(ppb);  in ppa_init()
522 	unsigned short ppb = dev->base;  in ppa_completion()  local
536 	r = (r_str(ppb) & 0xf0);  in ppa_completion()
566 			for (; k && ((r = (r_str(ppb) & 0xf0)) & 0xc0) != 0xc0;  in ppa_completion()
600 		r = (r_str(ppb) & 0xf0);  in ppa_completion()
673 	unsigned short ppb = dev->base;  in ppa_engine()  local
700 			w_ctr(ppb, 0xe);  in ppa_engine()
701 			if ((r_str(ppb) & 0x08) == 0x08)  in ppa_engine()
704 			w_ctr(ppb, 0xc);  in ppa_engine()
705 			if ((r_str(ppb) & 0x08) == 0x00)  in ppa_engine()
731 		w_ctr(ppb, 0x0c);  in ppa_engine()
732 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
755 		w_ctr(ppb, 0x0c);  in ppa_engine()
756 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
887 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
893 		if ((ppb & 0x0007) == 0x0000)  in device_check()
908 		w_ctr(ppb, 0x0c);  in device_check()
915 			w_dtr(ppb, 0x40);  in device_check()
916 			w_ctr(ppb, 0x08);  in device_check()
918 			w_ctr(ppb, 0x0c);  in device_check()
928 		w_ctr(ppb, 0x0c);  in device_check()
931 			l = r_str(ppb);  in device_check()
941 			ppa_reset_pulse(ppb);  in device_check()
955 		ppa_reset_pulse(ppb);  in device_check()
1023 	int modes, ppb, ppb_hi;  in __ppa_attach()  local
1066 	ppb = dev->base = dev->dev->port->base;  in __ppa_attach()
1068 	w_ctr(ppb, 0x0c);  in __ppa_attach()