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"),
180 /* Gigabyte T1005 - defines wrong chassis type ("Other") */
182 DMI_MATCH(DMI_SYS_VENDOR
, "GIGABYTE"),
183 DMI_MATCH(DMI_PRODUCT_NAME
, "T1005"),
187 /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
189 DMI_MATCH(DMI_SYS_VENDOR
, "GIGABYTE"),
190 DMI_MATCH(DMI_PRODUCT_NAME
, "T1005M/P"),
195 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
196 DMI_MATCH(DMI_PRODUCT_NAME
, "HP Pavilion dv9700"),
197 DMI_MATCH(DMI_PRODUCT_VERSION
, "Rev 1"),
204 * Some Fujitsu notebooks are having trouble with touchpads if
205 * active multiplexing mode is activated. Luckily they don't have
206 * external PS/2 ports so we can safely disable it.
207 * ... apparently some Toshibas don't like MUX mode either and
208 * die horrible death on reboot.
210 static const struct dmi_system_id __initconst i8042_dmi_nomux_table
[] = {
212 /* Fujitsu Lifebook P7010/P7010D */
214 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
215 DMI_MATCH(DMI_PRODUCT_NAME
, "P7010"),
219 /* Fujitsu Lifebook P7010 */
221 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
222 DMI_MATCH(DMI_PRODUCT_NAME
, "0000000000"),
226 /* Fujitsu Lifebook P5020D */
228 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
229 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook P Series"),
233 /* Fujitsu Lifebook S2000 */
235 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
236 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S Series"),
240 /* Fujitsu Lifebook S6230 */
242 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
243 DMI_MATCH(DMI_PRODUCT_NAME
, "LifeBook S6230"),
249 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
250 DMI_MATCH(DMI_PRODUCT_NAME
, "FMVLT70H"),
254 /* Fujitsu-Siemens Lifebook T3010 */
256 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
257 DMI_MATCH(DMI_PRODUCT_NAME
, "LIFEBOOK T3010"),
261 /* Fujitsu-Siemens Lifebook E4010 */
263 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
264 DMI_MATCH(DMI_PRODUCT_NAME
, "LIFEBOOK E4010"),
268 /* Fujitsu-Siemens Amilo Pro 2010 */
270 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
271 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO Pro V2010"),
275 /* Fujitsu-Siemens Amilo Pro 2030 */
277 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
278 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO PRO V2030"),
283 * No data is coming from the touchscreen unless KBC
286 /* Panasonic CF-29 */
288 DMI_MATCH(DMI_SYS_VENDOR
, "Matsushita"),
289 DMI_MATCH(DMI_PRODUCT_NAME
, "CF-29"),
294 * HP Pavilion DV4017EA -
295 * errors on MUX ports are reported without raising AUXDATA
296 * causing "spurious NAK" messages.
299 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
300 DMI_MATCH(DMI_PRODUCT_NAME
, "Pavilion dv4000 (EA032EA#ABF)"),
305 * HP Pavilion ZT1000 -
306 * like DV4017EA does not raise AUXERR for errors on MUX ports.
309 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
310 DMI_MATCH(DMI_PRODUCT_NAME
, "HP Pavilion Notebook PC"),
311 DMI_MATCH(DMI_PRODUCT_VERSION
, "HP Pavilion Notebook ZT1000"),
316 * HP Pavilion DV4270ca -
317 * like DV4017EA does not raise AUXERR for errors on MUX ports.
320 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
321 DMI_MATCH(DMI_PRODUCT_NAME
, "Pavilion dv4000 (EH476UA#ABL)"),
326 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
327 DMI_MATCH(DMI_PRODUCT_NAME
, "Satellite P10"),
332 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
333 DMI_MATCH(DMI_PRODUCT_NAME
, "EQUIUM A110"),
338 DMI_MATCH(DMI_SYS_VENDOR
, "TOSHIBA"),
339 DMI_MATCH(DMI_PRODUCT_NAME
, "SATELLITE C850D"),
344 DMI_MATCH(DMI_SYS_VENDOR
, "ALIENWARE"),
345 DMI_MATCH(DMI_PRODUCT_NAME
, "Sentia"),
349 /* Sharp Actius MM20 */
351 DMI_MATCH(DMI_SYS_VENDOR
, "SHARP"),
352 DMI_MATCH(DMI_PRODUCT_NAME
, "PC-MM20 Series"),
356 /* Sony Vaio FS-115b */
358 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
359 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-FS115B"),
364 * Sony Vaio FZ-240E -
365 * reset and GET ID commands issued via KBD port are
366 * sometimes being delivered to AUX3.
369 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
370 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-FZ240E"),
375 * Most (all?) VAIOs do not have external PS/2 ports nor
376 * they implement active multiplexing properly, and
377 * MUX discovery usually messes up keyboard/touchpad.
380 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
381 DMI_MATCH(DMI_BOARD_NAME
, "VAIO"),
387 DMI_MATCH(DMI_SYS_VENDOR
, "Amoi Electronics CO.,LTD."),
388 DMI_MATCH(DMI_PRODUCT_NAME
, "M636/A737 platform"),
392 /* Lenovo 3000 n100 */
394 DMI_MATCH(DMI_SYS_VENDOR
, "LENOVO"),
395 DMI_MATCH(DMI_PRODUCT_NAME
, "076804U"),
400 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
401 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 1360"),
405 /* Gericom Bellagio */
407 DMI_MATCH(DMI_SYS_VENDOR
, "Gericom"),
408 DMI_MATCH(DMI_PRODUCT_NAME
, "N34AS6"),
414 DMI_MATCH(DMI_SYS_VENDOR
, "IBM"),
415 DMI_MATCH(DMI_PRODUCT_NAME
, "2656"),
421 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
422 DMI_MATCH(DMI_PRODUCT_NAME
, "XPS M1530"),
428 DMI_MATCH(DMI_SYS_VENDOR
, "COMPAL"),
429 DMI_MATCH(DMI_PRODUCT_NAME
, "HEL80I"),
433 /* Dell Vostro 1510 */
435 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
436 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro1510"),
440 /* Acer Aspire 5536 */
442 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
443 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5536"),
444 DMI_MATCH(DMI_PRODUCT_VERSION
, "0100"),
448 /* Dell Vostro V13 */
450 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
451 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro V13"),
455 /* Newer HP Pavilion dv4 models */
457 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
458 DMI_MATCH(DMI_PRODUCT_NAME
, "HP Pavilion dv4 Notebook PC"),
464 static const struct dmi_system_id __initconst i8042_dmi_reset_table
[] = {
468 DMI_MATCH(DMI_BOARD_NAME
, "U-100"),
469 DMI_MATCH(DMI_BOARD_VENDOR
, "MICRO-STAR INTERNATIONAL CO., LTD"),
473 /* LG Electronics X110 */
475 DMI_MATCH(DMI_BOARD_NAME
, "X110"),
476 DMI_MATCH(DMI_BOARD_VENDOR
, "LG Electronics Inc."),
480 /* Acer Aspire One 150 */
482 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
483 DMI_MATCH(DMI_PRODUCT_NAME
, "AOA150"),
489 DMI_MATCH(DMI_SYS_VENDOR
, "DIXONSXP"),
490 DMI_MATCH(DMI_PRODUCT_NAME
, "Advent 4211"),
494 /* Medion Akoya Mini E1210 */
496 DMI_MATCH(DMI_SYS_VENDOR
, "MEDION"),
497 DMI_MATCH(DMI_PRODUCT_NAME
, "E1210"),
501 /* Medion Akoya E1222 */
503 DMI_MATCH(DMI_SYS_VENDOR
, "MEDION"),
504 DMI_MATCH(DMI_PRODUCT_NAME
, "E122X"),
510 DMI_MATCH(DMI_SYS_VENDOR
, "VIOOO"),
511 DMI_MATCH(DMI_PRODUCT_NAME
, "N10"),
515 /* Dell Vostro 1320 */
517 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
518 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1320"),
522 /* Dell Vostro 1520 */
524 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
525 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1520"),
529 /* Dell Vostro 1720 */
531 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
532 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro 1720"),
536 /* Lenovo Ideapad U455 */
538 DMI_MATCH(DMI_SYS_VENDOR
, "LENOVO"),
539 DMI_MATCH(DMI_PRODUCT_NAME
, "20046"),
546 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table
[] = {
548 /* Intel MBO Desktop D845PESV */
550 DMI_MATCH(DMI_BOARD_NAME
, "D845PESV"),
551 DMI_MATCH(DMI_BOARD_VENDOR
, "Intel Corporation"),
557 DMI_MATCH(DMI_BOARD_NAME
, "U-100"),
558 DMI_MATCH(DMI_BOARD_VENDOR
, "MICRO-STAR INTERNATIONAL CO., LTD"),
564 static const struct dmi_system_id __initconst i8042_dmi_laptop_table
[] = {
567 DMI_MATCH(DMI_CHASSIS_TYPE
, "8"), /* Portable */
572 DMI_MATCH(DMI_CHASSIS_TYPE
, "9"), /* Laptop */
577 DMI_MATCH(DMI_CHASSIS_TYPE
, "10"), /* Notebook */
582 DMI_MATCH(DMI_CHASSIS_TYPE
, "14"), /* Sub-Notebook */
589 static const struct dmi_system_id __initconst i8042_dmi_notimeout_table
[] = {
591 /* Dell Vostro V13 */
593 DMI_MATCH(DMI_SYS_VENDOR
, "Dell Inc."),
594 DMI_MATCH(DMI_PRODUCT_NAME
, "Vostro V13"),
598 /* Newer HP Pavilion dv4 models */
600 DMI_MATCH(DMI_SYS_VENDOR
, "Hewlett-Packard"),
601 DMI_MATCH(DMI_PRODUCT_NAME
, "HP Pavilion dv4 Notebook PC"),
608 * Some Wistron based laptops need us to explicitly enable the 'Dritek
609 * keyboard extension' to make their extra keys start generating scancodes.
610 * Originally, this was just confined to older laptops, but a few Acer laptops
611 * have turned up in 2007 that also need this again.
613 static const struct dmi_system_id __initconst i8042_dmi_dritek_table
[] = {
615 /* Acer Aspire 5100 */
617 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
618 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5100"),
622 /* Acer Aspire 5610 */
624 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
625 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5610"),
629 /* Acer Aspire 5630 */
631 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
632 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5630"),
636 /* Acer Aspire 5650 */
638 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
639 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5650"),
643 /* Acer Aspire 5680 */
645 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
646 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5680"),
650 /* Acer Aspire 5720 */
652 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
653 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5720"),
657 /* Acer Aspire 9110 */
659 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
660 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 9110"),
664 /* Acer TravelMate 660 */
666 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
667 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 660"),
671 /* Acer TravelMate 2490 */
673 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
674 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 2490"),
678 /* Acer TravelMate 4280 */
680 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
681 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 4280"),
687 #endif /* CONFIG_X86 */
690 #include <linux/pnp.h>
692 static bool i8042_pnp_kbd_registered
;
693 static unsigned int i8042_pnp_kbd_devices
;
694 static bool i8042_pnp_aux_registered
;
695 static unsigned int i8042_pnp_aux_devices
;
697 static int i8042_pnp_command_reg
;
698 static int i8042_pnp_data_reg
;
699 static int i8042_pnp_kbd_irq
;
700 static int i8042_pnp_aux_irq
;
702 static char i8042_pnp_kbd_name
[32];
703 static char i8042_pnp_aux_name
[32];
705 static int i8042_pnp_kbd_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
707 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
708 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
710 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
711 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
713 if (pnp_irq_valid(dev
,0))
714 i8042_pnp_kbd_irq
= pnp_irq(dev
, 0);
716 strlcpy(i8042_pnp_kbd_name
, did
->id
, sizeof(i8042_pnp_kbd_name
));
717 if (strlen(pnp_dev_name(dev
))) {
718 strlcat(i8042_pnp_kbd_name
, ":", sizeof(i8042_pnp_kbd_name
));
719 strlcat(i8042_pnp_kbd_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_kbd_name
));
722 /* Keyboard ports are always supposed to be wakeup-enabled */
723 device_set_wakeup_enable(&dev
->dev
, true);
725 i8042_pnp_kbd_devices
++;
729 static int i8042_pnp_aux_probe(struct pnp_dev
*dev
, const struct pnp_device_id
*did
)
731 if (pnp_port_valid(dev
, 0) && pnp_port_len(dev
, 0) == 1)
732 i8042_pnp_data_reg
= pnp_port_start(dev
,0);
734 if (pnp_port_valid(dev
, 1) && pnp_port_len(dev
, 1) == 1)
735 i8042_pnp_command_reg
= pnp_port_start(dev
, 1);
737 if (pnp_irq_valid(dev
, 0))
738 i8042_pnp_aux_irq
= pnp_irq(dev
, 0);
740 strlcpy(i8042_pnp_aux_name
, did
->id
, sizeof(i8042_pnp_aux_name
));
741 if (strlen(pnp_dev_name(dev
))) {
742 strlcat(i8042_pnp_aux_name
, ":", sizeof(i8042_pnp_aux_name
));
743 strlcat(i8042_pnp_aux_name
, pnp_dev_name(dev
), sizeof(i8042_pnp_aux_name
));
746 i8042_pnp_aux_devices
++;
750 static struct pnp_device_id pnp_kbd_devids
[] = {
751 { .id
= "PNP0300", .driver_data
= 0 },
752 { .id
= "PNP0301", .driver_data
= 0 },
753 { .id
= "PNP0302", .driver_data
= 0 },
754 { .id
= "PNP0303", .driver_data
= 0 },
755 { .id
= "PNP0304", .driver_data
= 0 },
756 { .id
= "PNP0305", .driver_data
= 0 },
757 { .id
= "PNP0306", .driver_data
= 0 },
758 { .id
= "PNP0309", .driver_data
= 0 },
759 { .id
= "PNP030a", .driver_data
= 0 },
760 { .id
= "PNP030b", .driver_data
= 0 },
761 { .id
= "PNP0320", .driver_data
= 0 },
762 { .id
= "PNP0343", .driver_data
= 0 },
763 { .id
= "PNP0344", .driver_data
= 0 },
764 { .id
= "PNP0345", .driver_data
= 0 },
765 { .id
= "CPQA0D7", .driver_data
= 0 },
768 MODULE_DEVICE_TABLE(pnp
, pnp_kbd_devids
);
770 static struct pnp_driver i8042_pnp_kbd_driver
= {
772 .id_table
= pnp_kbd_devids
,
773 .probe
= i8042_pnp_kbd_probe
,
776 static struct pnp_device_id pnp_aux_devids
[] = {
777 { .id
= "AUI0200", .driver_data
= 0 },
778 { .id
= "FJC6000", .driver_data
= 0 },
779 { .id
= "FJC6001", .driver_data
= 0 },
780 { .id
= "PNP0f03", .driver_data
= 0 },
781 { .id
= "PNP0f0b", .driver_data
= 0 },
782 { .id
= "PNP0f0e", .driver_data
= 0 },
783 { .id
= "PNP0f12", .driver_data
= 0 },
784 { .id
= "PNP0f13", .driver_data
= 0 },
785 { .id
= "PNP0f19", .driver_data
= 0 },
786 { .id
= "PNP0f1c", .driver_data
= 0 },
787 { .id
= "SYN0801", .driver_data
= 0 },
790 MODULE_DEVICE_TABLE(pnp
, pnp_aux_devids
);
792 static struct pnp_driver i8042_pnp_aux_driver
= {
794 .id_table
= pnp_aux_devids
,
795 .probe
= i8042_pnp_aux_probe
,
798 static void i8042_pnp_exit(void)
800 if (i8042_pnp_kbd_registered
) {
801 i8042_pnp_kbd_registered
= false;
802 pnp_unregister_driver(&i8042_pnp_kbd_driver
);
805 if (i8042_pnp_aux_registered
) {
806 i8042_pnp_aux_registered
= false;
807 pnp_unregister_driver(&i8042_pnp_aux_driver
);
811 static int __init
i8042_pnp_init(void)
813 char kbd_irq_str
[4] = { 0 }, aux_irq_str
[4] = { 0 };
814 bool pnp_data_busted
= false;
818 if (dmi_check_system(i8042_dmi_nopnp_table
))
823 pr_info("PNP detection disabled\n");
827 err
= pnp_register_driver(&i8042_pnp_kbd_driver
);
829 i8042_pnp_kbd_registered
= true;
831 err
= pnp_register_driver(&i8042_pnp_aux_driver
);
833 i8042_pnp_aux_registered
= true;
835 if (!i8042_pnp_kbd_devices
&& !i8042_pnp_aux_devices
) {
837 #if defined(__ia64__)
840 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
845 if (i8042_pnp_kbd_devices
)
846 snprintf(kbd_irq_str
, sizeof(kbd_irq_str
),
847 "%d", i8042_pnp_kbd_irq
);
848 if (i8042_pnp_aux_devices
)
849 snprintf(aux_irq_str
, sizeof(aux_irq_str
),
850 "%d", i8042_pnp_aux_irq
);
852 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
853 i8042_pnp_kbd_name
, (i8042_pnp_kbd_devices
&& i8042_pnp_aux_devices
) ? "," : "",
855 i8042_pnp_data_reg
, i8042_pnp_command_reg
,
856 kbd_irq_str
, (i8042_pnp_kbd_devices
&& i8042_pnp_aux_devices
) ? "," : "",
859 #if defined(__ia64__)
860 if (!i8042_pnp_kbd_devices
)
862 if (!i8042_pnp_aux_devices
)
866 if (((i8042_pnp_data_reg
& ~0xf) == (i8042_data_reg
& ~0xf) &&
867 i8042_pnp_data_reg
!= i8042_data_reg
) ||
868 !i8042_pnp_data_reg
) {
869 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
870 i8042_pnp_data_reg
, i8042_data_reg
);
871 i8042_pnp_data_reg
= i8042_data_reg
;
872 pnp_data_busted
= true;
875 if (((i8042_pnp_command_reg
& ~0xf) == (i8042_command_reg
& ~0xf) &&
876 i8042_pnp_command_reg
!= i8042_command_reg
) ||
877 !i8042_pnp_command_reg
) {
878 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
879 i8042_pnp_command_reg
, i8042_command_reg
);
880 i8042_pnp_command_reg
= i8042_command_reg
;
881 pnp_data_busted
= true;
884 if (!i8042_nokbd
&& !i8042_pnp_kbd_irq
) {
885 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
887 i8042_pnp_kbd_irq
= i8042_kbd_irq
;
888 pnp_data_busted
= true;
891 if (!i8042_noaux
&& !i8042_pnp_aux_irq
) {
892 if (!pnp_data_busted
&& i8042_pnp_kbd_irq
) {
893 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
894 "if this is incorrect please boot with i8042.nopnp\n");
897 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
899 i8042_pnp_aux_irq
= i8042_aux_irq
;
903 i8042_data_reg
= i8042_pnp_data_reg
;
904 i8042_command_reg
= i8042_pnp_command_reg
;
905 i8042_kbd_irq
= i8042_pnp_kbd_irq
;
906 i8042_aux_irq
= i8042_pnp_aux_irq
;
909 i8042_bypass_aux_irq_test
= !pnp_data_busted
&&
910 dmi_check_system(i8042_dmi_laptop_table
);
917 static inline int i8042_pnp_init(void) { return 0; }
918 static inline void i8042_pnp_exit(void) { }
921 static int __init
i8042_platform_init(void)
927 /* Just return if pre-detection shows no i8042 controller exist */
928 if (!x86_platform
.i8042_detect())
933 * On ix86 platforms touching the i8042 data register region can do really
934 * bad things. Because of this the region is always reserved on ix86 boxes.
936 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
940 i8042_kbd_irq
= I8042_MAP_IRQ(1);
941 i8042_aux_irq
= I8042_MAP_IRQ(12);
943 retval
= i8042_pnp_init();
947 #if defined(__ia64__)
952 if (dmi_check_system(i8042_dmi_reset_table
))
955 if (dmi_check_system(i8042_dmi_noloop_table
))
958 if (dmi_check_system(i8042_dmi_nomux_table
))
961 if (dmi_check_system(i8042_dmi_notimeout_table
))
962 i8042_notimeout
= true;
964 if (dmi_check_system(i8042_dmi_dritek_table
))
968 * A20 was already enabled during early kernel init. But some buggy
969 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
970 * resume from S3. So we do it here and hope that nothing breaks.
972 i8042_command(&a20_on
, 0x10d1);
973 i8042_command(NULL
, 0x00ff); /* Null command for SMM firmware */
974 #endif /* CONFIG_X86 */
979 static inline void i8042_platform_exit(void)
984 #endif /* _I8042_X86IA64IO_H */