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 /* Acer Aspire 5710 */
407 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
408 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
412 /* Gericom Bellagio */
414 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
415 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
421 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
422 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
428 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
429 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
435 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
436 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
440 /* Dell Vostro 1510 */
442 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
443 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
447 /* Acer Aspire 5536 */
449 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
450 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
451 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
455 /* Dell Vostro V13 */
457 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
458 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
462 /* Newer HP Pavilion dv4 models */
464 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
465 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
469 /* Avatar AVIU-145A6 */
471 DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
472 DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
478 static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
482 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
483 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
487 /* LG Electronics X110 */
489 DMI_MATCH(DMI_BOARD_NAME, "X110"),
490 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
494 /* Acer Aspire One 150 */
496 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
497 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
503 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
504 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
508 /* Medion Akoya Mini E1210 */
510 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
511 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
515 /* Medion Akoya E1222 */
517 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
518 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
524 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
525 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
529 /* Dell Vostro 1320 */
531 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
532 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
536 /* Dell Vostro 1520 */
538 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
539 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
543 /* Dell Vostro 1720 */
545 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
546 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
550 /* Lenovo Ideapad U455 */
552 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
553 DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
560 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
562 /* Intel MBO Desktop D845PESV */
564 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
565 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
571 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
572 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
578 static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
581 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
586 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
591 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
596 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
603 static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
605 /* Dell Vostro V13 */
607 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
608 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
612 /* Newer HP Pavilion dv4 models */
614 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
615 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
619 /* Fujitsu U574 laptop */
620 /* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
622 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
623 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
630 * Some Wistron based laptops need us to explicitly enable the 'Dritek
631 * keyboard extension' to make their extra keys start generating scancodes.
632 * Originally, this was just confined to older laptops, but a few Acer laptops
633 * have turned up in 2007 that also need this again.
635 static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
637 /* Acer Aspire 5100 */
639 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
640 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
644 /* Acer Aspire 5610 */
646 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
647 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
651 /* Acer Aspire 5630 */
653 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
654 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
658 /* Acer Aspire 5650 */
660 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
661 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
665 /* Acer Aspire 5680 */
667 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
668 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
672 /* Acer Aspire 5720 */
674 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
675 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
679 /* Acer Aspire 9110 */
681 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
682 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
686 /* Acer TravelMate 660 */
688 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
689 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
693 /* Acer TravelMate 2490 */
695 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
696 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
700 /* Acer TravelMate 4280 */
702 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
703 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
709 #endif /* CONFIG_X86 */
712 #include <linux/pnp.h>
714 static bool i8042_pnp_kbd_registered;
715 static unsigned int i8042_pnp_kbd_devices;
716 static bool i8042_pnp_aux_registered;
717 static unsigned int i8042_pnp_aux_devices;
719 static int i8042_pnp_command_reg;
720 static int i8042_pnp_data_reg;
721 static int i8042_pnp_kbd_irq;
722 static int i8042_pnp_aux_irq;
724 static char i8042_pnp_kbd_name[32];
725 static char i8042_pnp_aux_name[32];
727 static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
729 strlcpy(dst, "PNP:", dst_size);
732 strlcat(dst, " ", dst_size);
733 strlcat(dst, id->id, dst_size);
738 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
740 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
741 i8042_pnp_data_reg = pnp_port_start(dev,0);
743 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
744 i8042_pnp_command_reg = pnp_port_start(dev, 1);
746 if (pnp_irq_valid(dev,0))
747 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
749 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
750 if (strlen(pnp_dev_name(dev))) {
751 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
752 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
754 i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
755 sizeof(i8042_kbd_firmware_id));
757 /* Keyboard ports are always supposed to be wakeup-enabled */
758 device_set_wakeup_enable(&dev->dev, true);
760 i8042_pnp_kbd_devices++;
764 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
766 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
767 i8042_pnp_data_reg = pnp_port_start(dev,0);
769 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
770 i8042_pnp_command_reg = pnp_port_start(dev, 1);
772 if (pnp_irq_valid(dev, 0))
773 i8042_pnp_aux_irq = pnp_irq(dev, 0);
775 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
776 if (strlen(pnp_dev_name(dev))) {
777 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
778 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
780 i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
781 sizeof(i8042_aux_firmware_id));
783 i8042_pnp_aux_devices++;
787 static struct pnp_device_id pnp_kbd_devids[] = {
788 { .id = "PNP0300", .driver_data = 0 },
789 { .id = "PNP0301", .driver_data = 0 },
790 { .id = "PNP0302", .driver_data = 0 },
791 { .id = "PNP0303", .driver_data = 0 },
792 { .id = "PNP0304", .driver_data = 0 },
793 { .id = "PNP0305", .driver_data = 0 },
794 { .id = "PNP0306", .driver_data = 0 },
795 { .id = "PNP0309", .driver_data = 0 },
796 { .id = "PNP030a", .driver_data = 0 },
797 { .id = "PNP030b", .driver_data = 0 },
798 { .id = "PNP0320", .driver_data = 0 },
799 { .id = "PNP0343", .driver_data = 0 },
800 { .id = "PNP0344", .driver_data = 0 },
801 { .id = "PNP0345", .driver_data = 0 },
802 { .id = "CPQA0D7", .driver_data = 0 },
805 MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
807 static struct pnp_driver i8042_pnp_kbd_driver = {
809 .id_table = pnp_kbd_devids,
810 .probe = i8042_pnp_kbd_probe,
813 static struct pnp_device_id pnp_aux_devids[] = {
814 { .id = "AUI0200", .driver_data = 0 },
815 { .id = "FJC6000", .driver_data = 0 },
816 { .id = "FJC6001", .driver_data = 0 },
817 { .id = "PNP0f03", .driver_data = 0 },
818 { .id = "PNP0f0b", .driver_data = 0 },
819 { .id = "PNP0f0e", .driver_data = 0 },
820 { .id = "PNP0f12", .driver_data = 0 },
821 { .id = "PNP0f13", .driver_data = 0 },
822 { .id = "PNP0f19", .driver_data = 0 },
823 { .id = "PNP0f1c", .driver_data = 0 },
824 { .id = "SYN0801", .driver_data = 0 },
827 MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
829 static struct pnp_driver i8042_pnp_aux_driver = {
831 .id_table = pnp_aux_devids,
832 .probe = i8042_pnp_aux_probe,
835 static void i8042_pnp_exit(void)
837 if (i8042_pnp_kbd_registered) {
838 i8042_pnp_kbd_registered = false;
839 pnp_unregister_driver(&i8042_pnp_kbd_driver);
842 if (i8042_pnp_aux_registered) {
843 i8042_pnp_aux_registered = false;
844 pnp_unregister_driver(&i8042_pnp_aux_driver);
848 static int __init i8042_pnp_init(void)
850 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
851 bool pnp_data_busted = false;
855 if (dmi_check_system(i8042_dmi_nopnp_table))
860 pr_info("PNP detection disabled\n");
864 err = pnp_register_driver(&i8042_pnp_kbd_driver);
866 i8042_pnp_kbd_registered = true;
868 err = pnp_register_driver(&i8042_pnp_aux_driver);
870 i8042_pnp_aux_registered = true;
872 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
874 #if defined(__ia64__)
877 pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
882 if (i8042_pnp_kbd_devices)
883 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
884 "%d", i8042_pnp_kbd_irq);
885 if (i8042_pnp_aux_devices)
886 snprintf(aux_irq_str, sizeof(aux_irq_str),
887 "%d", i8042_pnp_aux_irq);
889 pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
890 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
892 i8042_pnp_data_reg, i8042_pnp_command_reg,
893 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
896 #if defined(__ia64__)
897 if (!i8042_pnp_kbd_devices)
899 if (!i8042_pnp_aux_devices)
903 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
904 i8042_pnp_data_reg != i8042_data_reg) ||
905 !i8042_pnp_data_reg) {
906 pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
907 i8042_pnp_data_reg, i8042_data_reg);
908 i8042_pnp_data_reg = i8042_data_reg;
909 pnp_data_busted = true;
912 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
913 i8042_pnp_command_reg != i8042_command_reg) ||
914 !i8042_pnp_command_reg) {
915 pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
916 i8042_pnp_command_reg, i8042_command_reg);
917 i8042_pnp_command_reg = i8042_command_reg;
918 pnp_data_busted = true;
921 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
922 pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
924 i8042_pnp_kbd_irq = i8042_kbd_irq;
925 pnp_data_busted = true;
928 if (!i8042_noaux && !i8042_pnp_aux_irq) {
929 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
930 pr_warn("PNP: PS/2 appears to have AUX port disabled, "
931 "if this is incorrect please boot with i8042.nopnp\n");
934 pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
936 i8042_pnp_aux_irq = i8042_aux_irq;
940 i8042_data_reg = i8042_pnp_data_reg;
941 i8042_command_reg = i8042_pnp_command_reg;
942 i8042_kbd_irq = i8042_pnp_kbd_irq;
943 i8042_aux_irq = i8042_pnp_aux_irq;
946 i8042_bypass_aux_irq_test = !pnp_data_busted &&
947 dmi_check_system(i8042_dmi_laptop_table);
954 static inline int i8042_pnp_init(void) { return 0; }
955 static inline void i8042_pnp_exit(void) { }
958 static int __init i8042_platform_init(void)
964 /* Just return if pre-detection shows no i8042 controller exist */
965 if (!x86_platform.i8042_detect())
970 * On ix86 platforms touching the i8042 data register region can do really
971 * bad things. Because of this the region is always reserved on ix86 boxes.
973 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
977 i8042_kbd_irq = I8042_MAP_IRQ(1);
978 i8042_aux_irq = I8042_MAP_IRQ(12);
980 retval = i8042_pnp_init();
984 #if defined(__ia64__)
989 if (dmi_check_system(i8042_dmi_reset_table))
992 if (dmi_check_system(i8042_dmi_noloop_table))
995 if (dmi_check_system(i8042_dmi_nomux_table))
998 if (dmi_check_system(i8042_dmi_notimeout_table))
999 i8042_notimeout = true;
1001 if (dmi_check_system(i8042_dmi_dritek_table))
1002 i8042_dritek = true;
1005 * A20 was already enabled during early kernel init. But some buggy
1006 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
1007 * resume from S3. So we do it here and hope that nothing breaks.
1009 i8042_command(&a20_on, 0x10d1);
1010 i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */
1011 #endif /* CONFIG_X86 */
1016 static inline void i8042_platform_exit(void)
1021 #endif /* _I8042_X86IA64IO_H */