181 	unsigned short ppb = dev->base;  in ppa_wait()  local
186 	for (r = r_str(ppb); ((r & 0xc0) != 0xc0) && (k); k--) {  in ppa_wait()
188 		r = r_str(ppb);  in ppa_wait()
210 static inline void epp_reset(unsigned short ppb)  in epp_reset()  argument
214 	i = r_str(ppb);  in epp_reset()
215 	w_str(ppb, i);  in epp_reset()
216 	w_str(ppb, i & 0xfe);  in epp_reset()
279 	unsigned short ppb = dev->base;  in ppa_out()  local
291 		r = ppa_byte_out(ppb, buffer, len);  in ppa_out()
297 		epp_reset(ppb);  in ppa_out()
298 		w_ctr(ppb, 0x4);  in ppa_out()
301 			outsw(ppb + 4, buffer, len >> 1);  in ppa_out()
304 			outsl(ppb + 4, buffer, len >> 2);  in ppa_out()
307 			outsb(ppb + 4, buffer, len);  in ppa_out()
308 		w_ctr(ppb, 0xc);  in ppa_out()
309 		r = !(r_str(ppb) & 0x01);  in ppa_out()
310 		w_ctr(ppb, 0xc);  in ppa_out()
324 	unsigned short ppb = dev->base;  in ppa_in()  local
335 		r = ppa_nibble_in(ppb, buffer, len);  in ppa_in()
336 		w_ctr(ppb, 0xc);  in ppa_in()
341 		w_ctr(ppb, 0x25);  in ppa_in()
342 		r = ppa_byte_in(ppb, buffer, len);  in ppa_in()
343 		w_ctr(ppb, 0x4);  in ppa_in()
344 		w_ctr(ppb, 0xc);  in ppa_in()
350 		epp_reset(ppb);  in ppa_in()
351 		w_ctr(ppb, 0x24);  in ppa_in()
354 			insw(ppb + 4, buffer, len >> 1);  in ppa_in()
357 			insl(ppb + 4, buffer, len >> 2);  in ppa_in()
360 			insb(ppb + 4, buffer, len);  in ppa_in()
361 		w_ctr(ppb, 0x2c);  in ppa_in()
362 		r = !(r_str(ppb) & 0x01);  in ppa_in()
363 		w_ctr(ppb, 0x2c);  in ppa_in()
376 static inline void ppa_d_pulse(unsigned short ppb, unsigned char b)  in ppa_d_pulse()  argument
378 	w_dtr(ppb, b);  in ppa_d_pulse()
379 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
380 	w_ctr(ppb, 0xe);  in ppa_d_pulse()
381 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
382 	w_ctr(ppb, 0x4);  in ppa_d_pulse()
383 	w_ctr(ppb, 0xc);  in ppa_d_pulse()
388 	unsigned short ppb = dev->base;  in ppa_disconnect()  local
390 	ppa_d_pulse(ppb, 0);  in ppa_disconnect()
391 	ppa_d_pulse(ppb, 0x3c);  in ppa_disconnect()
392 	ppa_d_pulse(ppb, 0x20);  in ppa_disconnect()
393 	ppa_d_pulse(ppb, 0xf);  in ppa_disconnect()
396 static inline void ppa_c_pulse(unsigned short ppb, unsigned char b)  in ppa_c_pulse()  argument
398 	w_dtr(ppb, b);  in ppa_c_pulse()
399 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
400 	w_ctr(ppb, 0x6);  in ppa_c_pulse()
401 	w_ctr(ppb, 0x4);  in ppa_c_pulse()
402 	w_ctr(ppb, 0xc);  in ppa_c_pulse()
407 	unsigned short ppb = dev->base;  in ppa_connect()  local
409 	ppa_c_pulse(ppb, 0);  in ppa_connect()
410 	ppa_c_pulse(ppb, 0x3c);  in ppa_connect()
411 	ppa_c_pulse(ppb, 0x20);  in ppa_connect()
413 		ppa_c_pulse(ppb, 0xcf);  in ppa_connect()
415 		ppa_c_pulse(ppb, 0x8f);  in ppa_connect()
421 	unsigned short ppb = dev->base;  in ppa_select()  local
431 	} while ((r_str(ppb) & 0x40) && (k));  in ppa_select()
435 	w_dtr(ppb, (1 << target));  in ppa_select()
436 	w_ctr(ppb, 0xe);  in ppa_select()
437 	w_ctr(ppb, 0xc);  in ppa_select()
438 	w_dtr(ppb, 0x80);	/* This is NOT the initator */  in ppa_select()
439 	w_ctr(ppb, 0x8);  in ppa_select()
446 	while (!(r_str(ppb) & 0x40) && (k));  in ppa_select()
465 	unsigned short ppb = dev->base;  in ppa_init()  local
472 	w_ctr(ppb, 0xe);  in ppa_init()
473 	if ((r_str(ppb) & 0x08) == 0x08)  in ppa_init()
476 	w_ctr(ppb, 0xc);  in ppa_init()
477 	if ((r_str(ppb) & 0x08) == 0x00)  in ppa_init()
481 		ppa_reset_pulse(ppb);  in ppa_init()
521 	unsigned short ppb = dev->base;  in ppa_completion()  local
535 	r = (r_str(ppb) & 0xf0);  in ppa_completion()
565 			for (; k && ((r = (r_str(ppb) & 0xf0)) & 0xc0) != 0xc0;  in ppa_completion()
599 		r = (r_str(ppb) & 0xf0);  in ppa_completion()
672 	unsigned short ppb = dev->base;  in ppa_engine()  local
699 			w_ctr(ppb, 0xe);  in ppa_engine()
700 			if ((r_str(ppb) & 0x08) == 0x08)  in ppa_engine()
703 			w_ctr(ppb, 0xc);  in ppa_engine()
704 			if ((r_str(ppb) & 0x08) == 0x00)  in ppa_engine()
728 		w_ctr(ppb, 0x0c);  in ppa_engine()
729 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
750 		w_ctr(ppb, 0x0c);  in ppa_engine()
751 		if (!(r_str(ppb) & 0x80))  in ppa_engine()
881 	int loop, old_mode, status, k, ppb = dev->base;  in device_check()  local
887 		if ((ppb & 0x0007) == 0x0000)  in device_check()
902 		w_ctr(ppb, 0x0c);  in device_check()
909 			w_dtr(ppb, 0x40);  in device_check()
910 			w_ctr(ppb, 0x08);  in device_check()
912 			w_ctr(ppb, 0x0c);  in device_check()
922 		w_ctr(ppb, 0x0c);  in device_check()
925 			l = r_str(ppb);  in device_check()
935 			ppa_reset_pulse(ppb);  in device_check()
949 		ppa_reset_pulse(ppb);  in device_check()
996 	int modes, ppb, ppb_hi;  in __ppa_attach()  local
1031 	ppb = dev->base = dev->dev->port->base;  in __ppa_attach()
1033 	w_ctr(ppb, 0x0c);  in __ppa_attach()