1#ifndef _I8042_X86IA64IO_H
2#define _I8042_X86IA64IO_H
3
4/*
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
8 */
9
10#ifdef CONFIG_X86
11#include <asm/x86_init.h>
12#endif
13
14/*
15 * Names.
16 */
17
18#define I8042_KBD_PHYS_DESC "isa0060/serio0"
19#define I8042_AUX_PHYS_DESC "isa0060/serio1"
20#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
21
22/*
23 * IRQs.
24 */
25
26#if defined(__ia64__)
27# define I8042_MAP_IRQ(x)	isa_irq_to_vector((x))
28#else
29# define I8042_MAP_IRQ(x)	(x)
30#endif
31
32#define I8042_KBD_IRQ	i8042_kbd_irq
33#define I8042_AUX_IRQ	i8042_aux_irq
34
35static int i8042_kbd_irq;
36static int i8042_aux_irq;
37
38/*
39 * Register numbers.
40 */
41
42#define I8042_COMMAND_REG	i8042_command_reg
43#define I8042_STATUS_REG	i8042_command_reg
44#define I8042_DATA_REG		i8042_data_reg
45
46static int i8042_command_reg = 0x64;
47static int i8042_data_reg = 0x60;
48
49
50static inline int i8042_read_data(void)
51{
52	return inb(I8042_DATA_REG);
53}
54
55static inline int i8042_read_status(void)
56{
57	return inb(I8042_STATUS_REG);
58}
59
60static inline void i8042_write_data(int val)
61{
62	outb(val, I8042_DATA_REG);
63}
64
65static inline void i8042_write_command(int val)
66{
67	outb(val, I8042_COMMAND_REG);
68}
69
70#ifdef CONFIG_X86
71
72#include <linux/dmi.h>
73
74static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
75	{
76		/*
77		 * Arima-Rioworks HDAMB -
78		 * AUX LOOP command does not raise AUX IRQ
79		 */
80		.matches = {
81			DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
82			DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
83			DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
84		},
85	},
86	{
87		/* ASUS G1S */
88		.matches = {
89			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
90			DMI_MATCH(DMI_BOARD_NAME, "G1S"),
91			DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
92		},
93	},
94	{
95		/* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
96		.matches = {
97			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
98			DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
99			DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
100		},
101	},
102	{
103		.matches = {
104			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
105			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
106			DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
107		},
108	},
109	{
110		.matches = {
111			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
112			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
113			DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
114		},
115	},
116	{
117		/* OQO Model 01 */
118		.matches = {
119			DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
120			DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
121			DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
122		},
123	},
124	{
125		/* ULI EV4873 - AUX LOOP does not work properly */
126		.matches = {
127			DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
128			DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
129			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
130		},
131	},
132	{
133		/* Microsoft Virtual Machine */
134		.matches = {
135			DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
136			DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
137			DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
138		},
139	},
140	{
141		/* Medion MAM 2070 */
142		.matches = {
143			DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
144			DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
145			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
146		},
147	},
148	{
149		/* Blue FB5601 */
150		.matches = {
151			DMI_MATCH(DMI_SYS_VENDOR, "blue"),
152			DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
153			DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
154		},
155	},
156	{
157		/* Gigabyte M912 */
158		.matches = {
159			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
160			DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
161			DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
162		},
163	},
164	{
165		/* Gigabyte M1022M netbook */
166		.matches = {
167			DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
168			DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
169			DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
170		},
171	},
172	{
173		/* Gigabyte Spring Peak - defines wrong chassis type */
174		.matches = {
175			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
176			DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
177		},
178	},
179	{
180		.matches = {
181			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
182			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
183			DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
184		},
185	},
186	{ }
187};
188
189/*
190 * Some Fujitsu notebooks are having trouble with touchpads if
191 * active multiplexing mode is activated. Luckily they don't have
192 * external PS/2 ports so we can safely disable it.
193 * ... apparently some Toshibas don't like MUX mode either and
194 * die horrible death on reboot.
195 */
196static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
197	{
198		/* Fujitsu Lifebook P7010/P7010D */
199		.matches = {
200			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
201			DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
202		},
203	},
204	{
205		/* Fujitsu Lifebook P7010 */
206		.matches = {
207			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
208			DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
209		},
210	},
211	{
212		/* Fujitsu Lifebook P5020D */
213		.matches = {
214			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
215			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
216		},
217	},
218	{
219		/* Fujitsu Lifebook S2000 */
220		.matches = {
221			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
222			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
223		},
224	},
225	{
226		/* Fujitsu Lifebook S6230 */
227		.matches = {
228			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
229			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
230		},
231	},
232	{
233		/* Fujitsu T70H */
234		.matches = {
235			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
236			DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
237		},
238	},
239	{
240		/* Fujitsu-Siemens Lifebook T3010 */
241		.matches = {
242			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
243			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
244		},
245	},
246	{
247		/* Fujitsu-Siemens Lifebook E4010 */
248		.matches = {
249			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
250			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
251		},
252	},
253	{
254		/* Fujitsu-Siemens Amilo Pro 2010 */
255		.matches = {
256			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
257			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
258		},
259	},
260	{
261		/* Fujitsu-Siemens Amilo Pro 2030 */
262		.matches = {
263			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
264			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
265		},
266	},
267	{
268		/*
269		 * No data is coming from the touchscreen unless KBC
270		 * is in legacy mode.
271		 */
272		/* Panasonic CF-29 */
273		.matches = {
274			DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
275			DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
276		},
277	},
278	{
279		/*
280		 * HP Pavilion DV4017EA -
281		 * errors on MUX ports are reported without raising AUXDATA
282		 * causing "spurious NAK" messages.
283		 */
284		.matches = {
285			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
286			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
287		},
288	},
289	{
290		/*
291		 * HP Pavilion ZT1000 -
292		 * like DV4017EA does not raise AUXERR for errors on MUX ports.
293		 */
294		.matches = {
295			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
296			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
297			DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
298		},
299	},
300	{
301		/*
302		 * HP Pavilion DV4270ca -
303		 * like DV4017EA does not raise AUXERR for errors on MUX ports.
304		 */
305		.matches = {
306			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
307			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
308		},
309	},
310	{
311		.matches = {
312			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
313			DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
314		},
315	},
316	{
317		.matches = {
318			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
319			DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
320		},
321	},
322	{
323		.matches = {
324			DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
325			DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
326		},
327	},
328	{
329		/* Sharp Actius MM20 */
330		.matches = {
331			DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
332			DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
333		},
334	},
335	{
336		/* Sony Vaio FS-115b */
337		.matches = {
338			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
339			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
340		},
341	},
342	{
343		/*
344		 * Sony Vaio FZ-240E -
345		 * reset and GET ID commands issued via KBD port are
346		 * sometimes being delivered to AUX3.
347		 */
348		.matches = {
349			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
350			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
351		},
352	},
353	{
354		/*
355		 * Most (all?) VAIOs do not have external PS/2 ports nor
356		 * they implement active multiplexing properly, and
357		 * MUX discovery usually messes up keyboard/touchpad.
358		 */
359		.matches = {
360			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
361			DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
362		},
363	},
364	{
365		/* Amoi M636/A737 */
366		.matches = {
367			DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
368			DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
369		},
370	},
371	{
372		/* Lenovo 3000 n100 */
373		.matches = {
374			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
375			DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
376		},
377	},
378	{
379		.matches = {
380			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
381			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
382		},
383	},
384	{
385		/* Gericom Bellagio */
386		.matches = {
387			DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
388			DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
389		},
390	},
391	{
392		/* IBM 2656 */
393		.matches = {
394			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
395			DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
396		},
397	},
398	{
399		/* Dell XPS M1530 */
400		.matches = {
401			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
402			DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
403		},
404	},
405	{
406		/* Compal HEL80I */
407		.matches = {
408			DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
409			DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
410		},
411	},
412	{
413		/* Dell Vostro 1510 */
414		.matches = {
415			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
416			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
417		},
418	},
419	{
420		/* Acer Aspire 5536 */
421		.matches = {
422			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
423			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
424			DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
425		},
426	},
427	{
428		/* Dell Vostro V13 */
429		.matches = {
430			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
431			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
432		},
433	},
434	{
435		/* Newer HP Pavilion dv4 models */
436		.matches = {
437			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
438			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
439		},
440	},
441	{ }
442};
443
444static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
445	{
446		/* MSI Wind U-100 */
447		.matches = {
448			DMI_MATCH(DMI_BOARD_NAME, "U-100"),
449			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
450		},
451	},
452	{
453		/* LG Electronics X110 */
454		.matches = {
455			DMI_MATCH(DMI_BOARD_NAME, "X110"),
456			DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
457		},
458	},
459	{
460		/* Acer Aspire One 150 */
461		.matches = {
462			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
463			DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
464		},
465	},
466	{
467		/* Advent 4211 */
468		.matches = {
469			DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
470			DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
471		},
472	},
473	{
474		/* Medion Akoya Mini E1210 */
475		.matches = {
476			DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
477			DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
478		},
479	},
480	{
481		/* Medion Akoya E1222 */
482		.matches = {
483			DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
484			DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
485		},
486	},
487	{
488		/* Mivvy M310 */
489		.matches = {
490			DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
491			DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
492		},
493	},
494	{
495		/* Dell Vostro 1320 */
496		.matches = {
497			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
498			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
499		},
500	},
501	{
502		/* Dell Vostro 1520 */
503		.matches = {
504			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
505			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
506		},
507	},
508	{
509		/* Dell Vostro 1720 */
510		.matches = {
511			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
512			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
513		},
514	},
515	{
516		/* Lenovo Ideapad U455 */
517		.matches = {
518			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
519			DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
520		},
521	},
522	{ }
523};
524
525#ifdef CONFIG_PNP
526static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
527	{
528		/* Intel MBO Desktop D845PESV */
529		.matches = {
530			DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
531			DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
532		},
533	},
534	{
535		/* MSI Wind U-100 */
536		.matches = {
537			DMI_MATCH(DMI_BOARD_NAME, "U-100"),
538			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
539		},
540	},
541	{ }
542};
543
544static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
545	{
546		.matches = {
547			DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
548		},
549	},
550	{
551		.matches = {
552			DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
553		},
554	},
555	{
556		.matches = {
557			DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
558		},
559	},
560	{
561		.matches = {
562			DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
563		},
564	},
565	{ }
566};
567#endif
568
569static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
570	{
571		/* Dell Vostro V13 */
572		.matches = {
573			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
574			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
575		},
576	},
577	{
578		/* Newer HP Pavilion dv4 models */
579		.matches = {
580			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
581			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
582		},
583	},
584	{ }
585};
586
587/*
588 * Some Wistron based laptops need us to explicitly enable the 'Dritek
589 * keyboard extension' to make their extra keys start generating scancodes.
590 * Originally, this was just confined to older laptops, but a few Acer laptops
591 * have turned up in 2007 that also need this again.
592 */
593static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
594	{
595		/* Acer Aspire 5100 */
596		.matches = {
597			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
598			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
599		},
600	},
601	{
602		/* Acer Aspire 5610 */
603		.matches = {
604			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
605			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
606		},
607	},
608	{
609		/* Acer Aspire 5630 */
610		.matches = {
611			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
612			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
613		},
614	},
615	{
616		/* Acer Aspire 5650 */
617		.matches = {
618			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
619			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
620		},
621	},
622	{
623		/* Acer Aspire 5680 */
624		.matches = {
625			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
626			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
627		},
628	},
629	{
630		/* Acer Aspire 5720 */
631		.matches = {
632			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
633			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
634		},
635	},
636	{
637		/* Acer Aspire 9110 */
638		.matches = {
639			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
640			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
641		},
642	},
643	{
644		/* Acer TravelMate 660 */
645		.matches = {
646			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
647			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
648		},
649	},
650	{
651		/* Acer TravelMate 2490 */
652		.matches = {
653			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
654			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
655		},
656	},
657	{
658		/* Acer TravelMate 4280 */
659		.matches = {
660			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
661			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
662		},
663	},
664	{ }
665};
666
667#endif /* CONFIG_X86 */
668
669#ifdef CONFIG_PNP
670#include <linux/pnp.h>
671
672static bool i8042_pnp_kbd_registered;
673static unsigned int i8042_pnp_kbd_devices;
674static bool i8042_pnp_aux_registered;
675static unsigned int i8042_pnp_aux_devices;
676
677static int i8042_pnp_command_reg;
678static int i8042_pnp_data_reg;
679static int i8042_pnp_kbd_irq;
680static int i8042_pnp_aux_irq;
681
682static char i8042_pnp_kbd_name[32];
683static char i8042_pnp_aux_name[32];
684
685static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
686{
687	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
688		i8042_pnp_data_reg = pnp_port_start(dev,0);
689
690	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
691		i8042_pnp_command_reg = pnp_port_start(dev, 1);
692
693	if (pnp_irq_valid(dev,0))
694		i8042_pnp_kbd_irq = pnp_irq(dev, 0);
695
696	strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
697	if (strlen(pnp_dev_name(dev))) {
698		strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
699		strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
700	}
701
702	/* Keyboard ports are always supposed to be wakeup-enabled */
703	device_set_wakeup_enable(&dev->dev, true);
704
705	i8042_pnp_kbd_devices++;
706	return 0;
707}
708
709static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
710{
711	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
712		i8042_pnp_data_reg = pnp_port_start(dev,0);
713
714	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
715		i8042_pnp_command_reg = pnp_port_start(dev, 1);
716
717	if (pnp_irq_valid(dev, 0))
718		i8042_pnp_aux_irq = pnp_irq(dev, 0);
719
720	strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
721	if (strlen(pnp_dev_name(dev))) {
722		strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
723		strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
724	}
725
726	i8042_pnp_aux_devices++;
727	return 0;
728}
729
730static struct pnp_device_id pnp_kbd_devids[] = {
731	{ .id = "PNP0300", .driver_data = 0 },
732	{ .id = "PNP0301", .driver_data = 0 },
733	{ .id = "PNP0302", .driver_data = 0 },
734	{ .id = "PNP0303", .driver_data = 0 },
735	{ .id = "PNP0304", .driver_data = 0 },
736	{ .id = "PNP0305", .driver_data = 0 },
737	{ .id = "PNP0306", .driver_data = 0 },
738	{ .id = "PNP0309", .driver_data = 0 },
739	{ .id = "PNP030a", .driver_data = 0 },
740	{ .id = "PNP030b", .driver_data = 0 },
741	{ .id = "PNP0320", .driver_data = 0 },
742	{ .id = "PNP0343", .driver_data = 0 },
743	{ .id = "PNP0344", .driver_data = 0 },
744	{ .id = "PNP0345", .driver_data = 0 },
745	{ .id = "CPQA0D7", .driver_data = 0 },
746	{ .id = "", },
747};
748
749static struct pnp_driver i8042_pnp_kbd_driver = {
750	.name           = "i8042 kbd",
751	.id_table       = pnp_kbd_devids,
752	.probe          = i8042_pnp_kbd_probe,
753};
754
755static struct pnp_device_id pnp_aux_devids[] = {
756	{ .id = "AUI0200", .driver_data = 0 },
757	{ .id = "FJC6000", .driver_data = 0 },
758	{ .id = "FJC6001", .driver_data = 0 },
759	{ .id = "PNP0f03", .driver_data = 0 },
760	{ .id = "PNP0f0b", .driver_data = 0 },
761	{ .id = "PNP0f0e", .driver_data = 0 },
762	{ .id = "PNP0f12", .driver_data = 0 },
763	{ .id = "PNP0f13", .driver_data = 0 },
764	{ .id = "PNP0f19", .driver_data = 0 },
765	{ .id = "PNP0f1c", .driver_data = 0 },
766	{ .id = "SYN0801", .driver_data = 0 },
767	{ .id = "", },
768};
769
770static struct pnp_driver i8042_pnp_aux_driver = {
771	.name           = "i8042 aux",
772	.id_table       = pnp_aux_devids,
773	.probe          = i8042_pnp_aux_probe,
774};
775
776static void i8042_pnp_exit(void)
777{
778	if (i8042_pnp_kbd_registered) {
779		i8042_pnp_kbd_registered = false;
780		pnp_unregister_driver(&i8042_pnp_kbd_driver);
781	}
782
783	if (i8042_pnp_aux_registered) {
784		i8042_pnp_aux_registered = false;
785		pnp_unregister_driver(&i8042_pnp_aux_driver);
786	}
787}
788
789static int __init i8042_pnp_init(void)
790{
791	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
792	bool pnp_data_busted = false;
793	int err;
794
795#ifdef CONFIG_X86
796	if (dmi_check_system(i8042_dmi_nopnp_table))
797		i8042_nopnp = true;
798#endif
799
800	if (i8042_nopnp) {
801		pr_info("PNP detection disabled\n");
802		return 0;
803	}
804
805	err = pnp_register_driver(&i8042_pnp_kbd_driver);
806	if (!err)
807		i8042_pnp_kbd_registered = true;
808
809	err = pnp_register_driver(&i8042_pnp_aux_driver);
810	if (!err)
811		i8042_pnp_aux_registered = true;
812
813	if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
814		i8042_pnp_exit();
815#if defined(__ia64__)
816		return -ENODEV;
817#else
818		pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
819		return 0;
820#endif
821	}
822
823	if (i8042_pnp_kbd_devices)
824		snprintf(kbd_irq_str, sizeof(kbd_irq_str),
825			"%d", i8042_pnp_kbd_irq);
826	if (i8042_pnp_aux_devices)
827		snprintf(aux_irq_str, sizeof(aux_irq_str),
828			"%d", i8042_pnp_aux_irq);
829
830	pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
831		i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
832		i8042_pnp_aux_name,
833		i8042_pnp_data_reg, i8042_pnp_command_reg,
834		kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
835		aux_irq_str);
836
837#if defined(__ia64__)
838	if (!i8042_pnp_kbd_devices)
839		i8042_nokbd = true;
840	if (!i8042_pnp_aux_devices)
841		i8042_noaux = true;
842#endif
843
844	if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
845	      i8042_pnp_data_reg != i8042_data_reg) ||
846	    !i8042_pnp_data_reg) {
847		pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
848			i8042_pnp_data_reg, i8042_data_reg);
849		i8042_pnp_data_reg = i8042_data_reg;
850		pnp_data_busted = true;
851	}
852
853	if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
854	      i8042_pnp_command_reg != i8042_command_reg) ||
855	    !i8042_pnp_command_reg) {
856		pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
857			i8042_pnp_command_reg, i8042_command_reg);
858		i8042_pnp_command_reg = i8042_command_reg;
859		pnp_data_busted = true;
860	}
861
862	if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
863		pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
864			i8042_kbd_irq);
865		i8042_pnp_kbd_irq = i8042_kbd_irq;
866		pnp_data_busted = true;
867	}
868
869	if (!i8042_noaux && !i8042_pnp_aux_irq) {
870		if (!pnp_data_busted && i8042_pnp_kbd_irq) {
871			pr_warn("PNP: PS/2 appears to have AUX port disabled, "
872				"if this is incorrect please boot with i8042.nopnp\n");
873			i8042_noaux = true;
874		} else {
875			pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
876				i8042_aux_irq);
877			i8042_pnp_aux_irq = i8042_aux_irq;
878		}
879	}
880
881	i8042_data_reg = i8042_pnp_data_reg;
882	i8042_command_reg = i8042_pnp_command_reg;
883	i8042_kbd_irq = i8042_pnp_kbd_irq;
884	i8042_aux_irq = i8042_pnp_aux_irq;
885
886#ifdef CONFIG_X86
887	i8042_bypass_aux_irq_test = !pnp_data_busted &&
888				    dmi_check_system(i8042_dmi_laptop_table);
889#endif
890
891	return 0;
892}
893
894#else
895static inline int i8042_pnp_init(void) { return 0; }
896static inline void i8042_pnp_exit(void) { }
897#endif
898
899static int __init i8042_platform_init(void)
900{
901	int retval;
902
903#ifdef CONFIG_X86
904	/* Just return if pre-detection shows no i8042 controller exist */
905	if (!x86_platform.i8042_detect())
906		return -ENODEV;
907#endif
908
909/*
910 * On ix86 platforms touching the i8042 data register region can do really
911 * bad things. Because of this the region is always reserved on ix86 boxes.
912 *
913 *	if (!request_region(I8042_DATA_REG, 16, "i8042"))
914 *		return -EBUSY;
915 */
916
917	i8042_kbd_irq = I8042_MAP_IRQ(1);
918	i8042_aux_irq = I8042_MAP_IRQ(12);
919
920	retval = i8042_pnp_init();
921	if (retval)
922		return retval;
923
924#if defined(__ia64__)
925        i8042_reset = true;
926#endif
927
928#ifdef CONFIG_X86
929	if (dmi_check_system(i8042_dmi_reset_table))
930		i8042_reset = true;
931
932	if (dmi_check_system(i8042_dmi_noloop_table))
933		i8042_noloop = true;
934
935	if (dmi_check_system(i8042_dmi_nomux_table))
936		i8042_nomux = true;
937
938	if (dmi_check_system(i8042_dmi_notimeout_table))
939		i8042_notimeout = true;
940
941	if (dmi_check_system(i8042_dmi_dritek_table))
942		i8042_dritek = true;
943#endif /* CONFIG_X86 */
944
945	return retval;
946}
947
948static inline void i8042_platform_exit(void)
949{
950	i8042_pnp_exit();
951}
952
953#endif /* _I8042_X86IA64IO_H */
954