1 #ifndef _I8042_X86IA64IO_H
2 #define _I8042_X86IA64IO_H
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.
11 #include <asm/x86_init.h>
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"
27 # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
29 # define I8042_MAP_IRQ(x) (x)
32 #define I8042_KBD_IRQ i8042_kbd_irq
33 #define I8042_AUX_IRQ i8042_aux_irq
35 static int i8042_kbd_irq
;
36 static int i8042_aux_irq
;
42 #define I8042_COMMAND_REG i8042_command_reg
43 #define I8042_STATUS_REG i8042_command_reg
44 #define I8042_DATA_REG i8042_data_reg
46 static int i8042_command_reg
= 0x64;
47 static int i8042_data_reg
= 0x60;
50 static inline int i8042_read_data(void)
52 return inb(I8042_DATA_REG
);
55 static inline int i8042_read_status(void)
57 return inb(I8042_STATUS_REG
);
60 static inline void i8042_write_data(int val
)
62 outb(val
, I8042_DATA_REG
);
65 static inline void i8042_write_command(int val
)
67 outb(val
, I8042_COMMAND_REG
);
72 #include <linux/dmi.h>
74 static const struct dmi_system_id __initconst i8042_dmi_noloop_table
[] = {
77 * Arima-Rioworks HDAMB -
78 * AUX LOOP command does not raise AUX IRQ
81 DMI_MATCH(DMI_BOARD_VENDOR
, "RIOWORKS"),
82 DMI_MATCH(DMI_BOARD_NAME
, "HDAMB"),
83 DMI_MATCH(DMI_BOARD_VERSION
, "Rev E"),
89 DMI_MATCH(DMI_BOARD_VENDOR
, "ASUSTeK Computer Inc."),
90 DMI_MATCH(DMI_BOARD_NAME
, "G1S"),
91 DMI_MATCH(DMI_BOARD_VERSION
, "1.0"),
95 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
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"),
104 DMI_MATCH(DMI_SYS_VENDOR
, "Compaq"),
105 DMI_MATCH(DMI_PRODUCT_NAME
, "ProLiant"),
106 DMI_MATCH(DMI_PRODUCT_VERSION
, "8500"),
111 DMI_MATCH(DMI_SYS_VENDOR
, "Compaq"),
112 DMI_MATCH(DMI_PRODUCT_NAME
, "ProLiant"),
113 DMI_MATCH(DMI_PRODUCT_VERSION
, "DL760"),
119 DMI_MATCH(DMI_SYS_VENDOR
, "OQO"),
120 DMI_MATCH(DMI_PRODUCT_NAME
, "ZEPTO"),
121 DMI_MATCH(DMI_PRODUCT_VERSION
, "00"),
125 /* ULI EV4873 - AUX LOOP does not work properly */
127 DMI_MATCH(DMI_SYS_VENDOR
, "ULI"),
128 DMI_MATCH(DMI_PRODUCT_NAME
, "EV4873"),
129 DMI_MATCH(DMI_PRODUCT_VERSION
, "5a"),
133 /* Microsoft Virtual Machine */
135 DMI_MATCH(DMI_SYS_VENDOR
, "Microsoft Corporation"),
136 DMI_MATCH(DMI_PRODUCT_NAME
, "Virtual Machine"),
137 DMI_MATCH(DMI_PRODUCT_VERSION
, "VS2005R2"),
141 /* Medion MAM 2070 */
143 DMI_MATCH(DMI_SYS_VENDOR
, "Notebook"),
144 DMI_MATCH(DMI_PRODUCT_NAME
, "MAM 2070"),
145 DMI_MATCH(DMI_PRODUCT_VERSION
, "5a"),
151 DMI_MATCH(DMI_SYS_VENDOR
, "blue"),
152 DMI_MATCH(DMI_PRODUCT_NAME
, "FB5601"),
153 DMI_MATCH(DMI_PRODUCT_VERSION
, "M606"),
159 DMI_MATCH(DMI_SYS_VENDOR
, "GIGABYTE"),
160 DMI_MATCH(DMI_PRODUCT_NAME
, "M912"),
161 DMI_MATCH(DMI_PRODUCT_VERSION
, "01"),
165 /* Gigabyte M1022M netbook */
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"),
173 /* Gigabyte Spring Peak - defines wrong chassis type */
175 DMI_MATCH(DMI_SYS_VENDOR
, "GIGABYTE"),
176 DMI_MATCH(DMI_PRODUCT_NAME
, "Spring Peak"),
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"),
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.
196 static const struct dmi_system_id __initconst i8042_dmi_nomux_table
[] = {
198 /* Fujitsu Lifebook P7010/P7010D */
200 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
201 DMI_MATCH(DMI_PRODUCT_NAME
, "P7010"),
205 /* Fujitsu Lifebook P7010 */
207 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
208 DMI_MATCH(DMI_PRODUCT_NAME
, "0000000000"),
212 /* Fujitsu Lifebook P5020D */
214 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
215 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook P Series"),
219 /* Fujitsu Lifebook S2000 */
221 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
222 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S Series"),
226 /* Fujitsu Lifebook S6230 */
228 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
229 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S6230"),
235 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
236 DMI_MATCH(DMI_PRODUCT_NAME
, "FMVLT70H"),
240 /* Fujitsu-Siemens Lifebook T3010 */
242 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
243 DMI_MATCH(DMI_PRODUCT_NAME
, "LIFEBOOK T3010"),
247 /* Fujitsu-Siemens Lifebook E4010 */
249 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
250 DMI_MATCH(DMI_PRODUCT_NAME
, "LIFEBOOK E4010"),
254 /* Fujitsu-Siemens Amilo Pro 2010 */
256 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
257 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO Pro V2010"),
261 /* Fujitsu-Siemens Amilo Pro 2030 */
263 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
264 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO PRO V2030"),
269 * No data is coming from the touchscreen unless KBC
272 /* Panasonic CF-29 */
274 DMI_MATCH(DMI_SYS_VENDOR
, "Matsushita"),
275 DMI_MATCH(DMI_PRODUCT_NAME
, "CF-29"),
280 * HP Pavilion DV4017EA -
281 * errors on MUX ports are reported without raising AUXDATA
282 * causing "spurious NAK" messages.
285 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
286 DMI_MATCH(DMI_PRODUCT_NAME
, "Pavilion dv4000 (EA032EA#ABF)"),
291 * HP Pavilion ZT1000 -
292 * like DV4017EA does not raise AUXERR for errors on MUX ports.
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"),
302 * HP Pavilion DV4270ca -
303 * like DV4017EA does not raise AUXERR for errors on MUX ports.
306 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
307 DMI_MATCH(DMI_PRODUCT_NAME
, "Pavilion dv4000 (EH476UA#ABL)"),
312 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
313 DMI_MATCH(DMI_PRODUCT_NAME
, "Satellite P10"),
318 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
319 DMI_MATCH(DMI_PRODUCT_NAME
, "EQUIUM A110"),
324 DMI_MATCH(DMI_SYS_VENDOR
, "ALIENWARE"),
325 DMI_MATCH(DMI_PRODUCT_NAME
, "Sentia"),
329 /* Sharp Actius MM20 */
331 DMI_MATCH(DMI_SYS_VENDOR
, "SHARP"),
332 DMI_MATCH(DMI_PRODUCT_NAME
, "PC-MM20 Series"),
336 /* Sony Vaio FS-115b */
338 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
339 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-FS115B"),
344 * Sony Vaio FZ-240E -
345 * reset and GET ID commands issued via KBD port are
346 * sometimes being delivered to AUX3.
349 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
350 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-FZ240E"),
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.
360 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
361 DMI_MATCH(DMI_BOARD_NAME
, "VAIO"),
367 DMI_MATCH(DMI_SYS_VENDOR
, "Amoi Electronics CO.,LTD."),
368 DMI_MATCH(DMI_PRODUCT_NAME
, "M636/A737 platform"),
372 /* Lenovo 3000 n100 */
374 DMI_MATCH(DMI_SYS_VENDOR
, "LENOVO"),
375 DMI_MATCH(DMI_PRODUCT_NAME
, "076804U"),
380 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
381 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 1360"),
385 /* Gericom Bellagio */
387 DMI_MATCH(DMI_SYS_VENDOR
, "Gericom"),
388 DMI_MATCH(DMI_PRODUCT_NAME
, "N34AS6"),
394 DMI_MATCH(DMI_SYS_VENDOR
, "IBM"),
395 DMI_MATCH(DMI_PRODUCT_NAME
, "2656"),
401 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
402 DMI_MATCH(DMI_PRODUCT_NAME
, "XPS M1530"),
408 DMI_MATCH(DMI_SYS_VENDOR
, "COMPAL"),
409 DMI_MATCH(DMI_PRODUCT_NAME
, "HEL80I"),
413 /* Dell Vostro 1510 */
415 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
416 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro1510"),
420 /* Acer Aspire 5536 */
422 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
423 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5536"),
424 DMI_MATCH(DMI_PRODUCT_VERSION
, "0100"),
428 /* Dell Vostro V13 */
430 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
431 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro V13"),
437 static const struct dmi_system_id __initconst i8042_dmi_reset_table
[] = {
441 DMI_MATCH(DMI_BOARD_NAME
, "U-100"),
442 DMI_MATCH(DMI_BOARD_VENDOR
, "MICRO-STAR INTERNATIONAL CO., LTD"),
446 /* LG Electronics X110 */
448 DMI_MATCH(DMI_BOARD_NAME
, "X110"),
449 DMI_MATCH(DMI_BOARD_VENDOR
, "LG Electronics Inc."),
453 /* Acer Aspire One 150 */
455 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
456 DMI_MATCH(DMI_PRODUCT_NAME
, "AOA150"),
462 DMI_MATCH(DMI_SYS_VENDOR
, "DIXONSXP"),
463 DMI_MATCH(DMI_PRODUCT_NAME
, "Advent 4211"),
467 /* Medion Akoya Mini E1210 */
469 DMI_MATCH(DMI_SYS_VENDOR
, "MEDION"),
470 DMI_MATCH(DMI_PRODUCT_NAME
, "E1210"),
474 /* Medion Akoya E1222 */
476 DMI_MATCH(DMI_SYS_VENDOR
, "MEDION"),
477 DMI_MATCH(DMI_PRODUCT_NAME
, "E122X"),
483 DMI_MATCH(DMI_SYS_VENDOR
, "VIOOO"),
484 DMI_MATCH(DMI_PRODUCT_NAME
, "N10"),
488 /* Dell Vostro 1320 */
490 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
491 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1320"),
495 /* Dell Vostro 1520 */
497 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
498 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1520"),
502 /* Dell Vostro 1720 */
504 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
505 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1720"),
512 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table
[] = {
514 /* Intel MBO Desktop D845PESV */
516 DMI_MATCH(DMI_BOARD_NAME
, "D845PESV"),
517 DMI_MATCH(DMI_BOARD_VENDOR
, "Intel Corporation"),
523 DMI_MATCH(DMI_BOARD_NAME
, "U-100"),
524 DMI_MATCH(DMI_BOARD_VENDOR
, "MICRO-STAR INTERNATIONAL CO., LTD"),
530 static const struct dmi_system_id __initconst i8042_dmi_laptop_table
[] = {
533 DMI_MATCH(DMI_CHASSIS_TYPE
, "8"), /* Portable */
538 DMI_MATCH(DMI_CHASSIS_TYPE
, "9"), /* Laptop */
543 DMI_MATCH(DMI_CHASSIS_TYPE
, "10"), /* Notebook */
548 DMI_MATCH(DMI_CHASSIS_TYPE
, "14"), /* Sub-Notebook */
555 static const struct dmi_system_id __initconst i8042_dmi_notimeout_table
[] = {
557 /* Dell Vostro V13 */
559 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
560 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro V13"),
567 * Some Wistron based laptops need us to explicitly enable the 'Dritek
568 * keyboard extension' to make their extra keys start generating scancodes.
569 * Originally, this was just confined to older laptops, but a few Acer laptops
570 * have turned up in 2007 that also need this again.
572 static const struct dmi_system_id __initconst i8042_dmi_dritek_table
[] = {
574 /* Acer Aspire 5100 */
576 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
577 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5100"),
581 /* Acer Aspire 5610 */
583 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
584 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5610"),
588 /* Acer Aspire 5630 */
590 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
591 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5630"),
595 /* Acer Aspire 5650 */
597 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
598 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5650"),
602 /* Acer Aspire 5680 */
604 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
605 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5680"),
609 /* Acer Aspire 5720 */
611 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
612 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5720"),
616 /* Acer Aspire 9110 */
618 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
619 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 9110"),
623 /* Acer TravelMate 660 */
625 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
626 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 660"),
630 /* Acer TravelMate 2490 */
632 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
633 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 2490"),
637 /* Acer TravelMate 4280 */
639 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
640 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 4280"),
646 #endif /* CONFIG_X86 */
649 #include <linux/pnp.h>
651 static bool i8042_pnp_kbd_registered
;
652 static unsigned int i8042_pnp_kbd_devices
;
653 static bool i8042_pnp_aux_registered
;
654 static unsigned int i8042_pnp_aux_devices
;
656 static int i8042_pnp_command_reg
;
657 static int i8042_pnp_data_reg
;
658 static int i8042_pnp_kbd_irq
;
659 static int i8042_pnp_aux_irq
;
661 static char i8042_pnp_kbd_name
[32];
662 static char i8042_pnp_aux_name
[32];
664 static int i8042_pnp_kbd_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
666 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
667 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
669 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
670 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
672 if (pnp_irq_valid(dev
,0))
673 i8042_pnp_kbd_irq
= pnp_irq(dev
, 0);
675 strlcpy(i8042_pnp_kbd_name
, did
->id
, sizeof(i8042_pnp_kbd_name
));
676 if (strlen(pnp_dev_name(dev
))) {
677 strlcat(i8042_pnp_kbd_name
, ":", sizeof(i8042_pnp_kbd_name
));
678 strlcat(i8042_pnp_kbd_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_kbd_name
));
681 /* Keyboard ports are always supposed to be wakeup-enabled */
682 device_set_wakeup_enable(&dev
->dev
, true);
684 i8042_pnp_kbd_devices
++;
688 static int i8042_pnp_aux_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
690 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
691 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
693 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
694 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
696 if (pnp_irq_valid(dev
, 0))
697 i8042_pnp_aux_irq
= pnp_irq(dev
, 0);
699 strlcpy(i8042_pnp_aux_name
, did
->id
, sizeof(i8042_pnp_aux_name
));
700 if (strlen(pnp_dev_name(dev
))) {
701 strlcat(i8042_pnp_aux_name
, ":", sizeof(i8042_pnp_aux_name
));
702 strlcat(i8042_pnp_aux_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_aux_name
));
705 i8042_pnp_aux_devices
++;
709 static struct pnp_device_id pnp_kbd_devids
[] = {
710 { .id
= "PNP0300", .driver_data
= 0 },
711 { .id
= "PNP0301", .driver_data
= 0 },
712 { .id
= "PNP0302", .driver_data
= 0 },
713 { .id
= "PNP0303", .driver_data
= 0 },
714 { .id
= "PNP0304", .driver_data
= 0 },
715 { .id
= "PNP0305", .driver_data
= 0 },
716 { .id
= "PNP0306", .driver_data
= 0 },
717 { .id
= "PNP0309", .driver_data
= 0 },
718 { .id
= "PNP030a", .driver_data
= 0 },
719 { .id
= "PNP030b", .driver_data
= 0 },
720 { .id
= "PNP0320", .driver_data
= 0 },
721 { .id
= "PNP0343", .driver_data
= 0 },
722 { .id
= "PNP0344", .driver_data
= 0 },
723 { .id
= "PNP0345", .driver_data
= 0 },
724 { .id
= "CPQA0D7", .driver_data
= 0 },
728 static struct pnp_driver i8042_pnp_kbd_driver
= {
730 .id_table
= pnp_kbd_devids
,
731 .probe
= i8042_pnp_kbd_probe
,
734 static struct pnp_device_id pnp_aux_devids
[] = {
735 { .id
= "AUI0200", .driver_data
= 0 },
736 { .id
= "FJC6000", .driver_data
= 0 },
737 { .id
= "FJC6001", .driver_data
= 0 },
738 { .id
= "PNP0f03", .driver_data
= 0 },
739 { .id
= "PNP0f0b", .driver_data
= 0 },
740 { .id
= "PNP0f0e", .driver_data
= 0 },
741 { .id
= "PNP0f12", .driver_data
= 0 },
742 { .id
= "PNP0f13", .driver_data
= 0 },
743 { .id
= "PNP0f19", .driver_data
= 0 },
744 { .id
= "PNP0f1c", .driver_data
= 0 },
745 { .id
= "SYN0801", .driver_data
= 0 },
749 static struct pnp_driver i8042_pnp_aux_driver
= {
751 .id_table
= pnp_aux_devids
,
752 .probe
= i8042_pnp_aux_probe
,
755 static void i8042_pnp_exit(void)
757 if (i8042_pnp_kbd_registered
) {
758 i8042_pnp_kbd_registered
= false;
759 pnp_unregister_driver(&i8042_pnp_kbd_driver
);
762 if (i8042_pnp_aux_registered
) {
763 i8042_pnp_aux_registered
= false;
764 pnp_unregister_driver(&i8042_pnp_aux_driver
);
768 static int __init
i8042_pnp_init(void)
770 char kbd_irq_str
[4] = { 0 }, aux_irq_str
[4] = { 0 };
771 bool pnp_data_busted
= false;
775 if (dmi_check_system(i8042_dmi_nopnp_table
))
780 pr_info("PNP detection disabled\n");
784 err
= pnp_register_driver(&i8042_pnp_kbd_driver
);
786 i8042_pnp_kbd_registered
= true;
788 err
= pnp_register_driver(&i8042_pnp_aux_driver
);
790 i8042_pnp_aux_registered
= true;
792 if (!i8042_pnp_kbd_devices
&& !i8042_pnp_aux_devices
) {
794 #if defined(__ia64__)
797 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
802 if (i8042_pnp_kbd_devices
)
803 snprintf(kbd_irq_str
, sizeof(kbd_irq_str
),
804 "%d", i8042_pnp_kbd_irq
);
805 if (i8042_pnp_aux_devices
)
806 snprintf(aux_irq_str
, sizeof(aux_irq_str
),
807 "%d", i8042_pnp_aux_irq
);
809 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
810 i8042_pnp_kbd_name
, (i8042_pnp_kbd_devices
&& i8042_pnp_aux_devices
) ? "," : "",
812 i8042_pnp_data_reg
, i8042_pnp_command_reg
,
813 kbd_irq_str
, (i8042_pnp_kbd_devices
&& i8042_pnp_aux_devices
) ? "," : "",
816 #if defined(__ia64__)
817 if (!i8042_pnp_kbd_devices
)
819 if (!i8042_pnp_aux_devices
)
823 if (((i8042_pnp_data_reg
& ~0xf) == (i8042_data_reg
& ~0xf) &&
824 i8042_pnp_data_reg
!= i8042_data_reg
) ||
825 !i8042_pnp_data_reg
) {
826 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
827 i8042_pnp_data_reg
, i8042_data_reg
);
828 i8042_pnp_data_reg
= i8042_data_reg
;
829 pnp_data_busted
= true;
832 if (((i8042_pnp_command_reg
& ~0xf) == (i8042_command_reg
& ~0xf) &&
833 i8042_pnp_command_reg
!= i8042_command_reg
) ||
834 !i8042_pnp_command_reg
) {
835 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
836 i8042_pnp_command_reg
, i8042_command_reg
);
837 i8042_pnp_command_reg
= i8042_command_reg
;
838 pnp_data_busted
= true;
841 if (!i8042_nokbd
&& !i8042_pnp_kbd_irq
) {
842 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
844 i8042_pnp_kbd_irq
= i8042_kbd_irq
;
845 pnp_data_busted
= true;
848 if (!i8042_noaux
&& !i8042_pnp_aux_irq
) {
849 if (!pnp_data_busted
&& i8042_pnp_kbd_irq
) {
850 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
851 "if this is incorrect please boot with i8042.nopnp\n");
854 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
856 i8042_pnp_aux_irq
= i8042_aux_irq
;
860 i8042_data_reg
= i8042_pnp_data_reg
;
861 i8042_command_reg
= i8042_pnp_command_reg
;
862 i8042_kbd_irq
= i8042_pnp_kbd_irq
;
863 i8042_aux_irq
= i8042_pnp_aux_irq
;
866 i8042_bypass_aux_irq_test
= !pnp_data_busted
&&
867 dmi_check_system(i8042_dmi_laptop_table
);
874 static inline int i8042_pnp_init(void) { return 0; }
875 static inline void i8042_pnp_exit(void) { }
878 static int __init
i8042_platform_init(void)
883 /* Just return if pre-detection shows no i8042 controller exist */
884 if (!x86_platform
.i8042_detect())
889 * On ix86 platforms touching the i8042 data register region can do really
890 * bad things. Because of this the region is always reserved on ix86 boxes.
892 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
896 i8042_kbd_irq
= I8042_MAP_IRQ(1);
897 i8042_aux_irq
= I8042_MAP_IRQ(12);
899 retval
= i8042_pnp_init();
903 #if defined(__ia64__)
908 if (dmi_check_system(i8042_dmi_reset_table
))
911 if (dmi_check_system(i8042_dmi_noloop_table
))
914 if (dmi_check_system(i8042_dmi_nomux_table
))
917 if (dmi_check_system(i8042_dmi_notimeout_table
))
918 i8042_notimeout
= true;
920 if (dmi_check_system(i8042_dmi_dritek_table
))
922 #endif /* CONFIG_X86 */
927 static inline void i8042_platform_exit(void)
932 #endif /* _I8042_X86IA64IO_H */