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.
14 #define I8042_KBD_PHYS_DESC "isa0060/serio0"
15 #define I8042_AUX_PHYS_DESC "isa0060/serio1"
16 #define I8042_MUX_PHYS_DESC "isa0060/serio%d"
23 # define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
25 # define I8042_MAP_IRQ(x) (x)
28 #define I8042_KBD_IRQ i8042_kbd_irq
29 #define I8042_AUX_IRQ i8042_aux_irq
31 static int i8042_kbd_irq;
32 static int i8042_aux_irq;
38 #define I8042_COMMAND_REG i8042_command_reg
39 #define I8042_STATUS_REG i8042_command_reg
40 #define I8042_DATA_REG i8042_data_reg
42 static int i8042_command_reg = 0x64;
43 static int i8042_data_reg = 0x60;
46 static inline int i8042_read_data(void)
48 return inb(I8042_DATA_REG);
51 static inline int i8042_read_status(void)
53 return inb(I8042_STATUS_REG);
56 static inline void i8042_write_data(int val)
58 outb(val, I8042_DATA_REG);
61 static inline void i8042_write_command(int val)
63 outb(val, I8042_COMMAND_REG);
68 #include <linux/dmi.h>
70 static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
73 * Arima-Rioworks HDAMB -
74 * AUX LOOP command does not raise AUX IRQ
77 DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
78 DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
79 DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
85 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
86 DMI_MATCH(DMI_BOARD_NAME, "G1S"),
87 DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
91 /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
93 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
94 DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
95 DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
100 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
101 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
102 DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
107 DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
108 DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
109 DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
115 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
116 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
117 DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
121 /* ULI EV4873 - AUX LOOP does not work properly */
123 DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
124 DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
125 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
129 /* Microsoft Virtual Machine */
131 DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
132 DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
133 DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
137 /* Medion MAM 2070 */
139 DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
140 DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
141 DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
147 DMI_MATCH(DMI_SYS_VENDOR, "blue"),
148 DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
149 DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
155 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
156 DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
157 DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
161 /* Gigabyte M1022M netbook */
163 DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
164 DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
165 DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
169 /* Gigabyte Spring Peak - defines wrong chassis type */
171 DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
172 DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
177 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
178 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
179 DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
186 * Some Fujitsu notebooks are having trouble with touchpads if
187 * active multiplexing mode is activated. Luckily they don't have
188 * external PS/2 ports so we can safely disable it.
189 * ... apparently some Toshibas don't like MUX mode either and
190 * die horrible death on reboot.
192 static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
194 /* Fujitsu Lifebook P7010/P7010D */
196 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
197 DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
201 /* Fujitsu Lifebook P7010 */
203 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
204 DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
208 /* Fujitsu Lifebook P5020D */
210 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
211 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
215 /* Fujitsu Lifebook S2000 */
217 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
218 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
222 /* Fujitsu Lifebook S6230 */
224 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
225 DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
231 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
232 DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
236 /* Fujitsu-Siemens Lifebook T3010 */
238 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
239 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
243 /* Fujitsu-Siemens Lifebook E4010 */
245 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
246 DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
250 /* Fujitsu-Siemens Amilo Pro 2010 */
252 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
253 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
257 /* Fujitsu-Siemens Amilo Pro 2030 */
259 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
260 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
265 * No data is coming from the touchscreen unless KBC
268 /* Panasonic CF-29 */
270 DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
271 DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
276 * HP Pavilion DV4017EA -
277 * errors on MUX ports are reported without raising AUXDATA
278 * causing "spurious NAK" messages.
281 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
282 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
287 * HP Pavilion ZT1000 -
288 * like DV4017EA does not raise AUXERR for errors on MUX ports.
291 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
292 DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
293 DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
298 * HP Pavilion DV4270ca -
299 * like DV4017EA does not raise AUXERR for errors on MUX ports.
302 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
303 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
308 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
309 DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
314 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
315 DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
320 DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
321 DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
325 /* Sharp Actius MM20 */
327 DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
328 DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
332 /* Sony Vaio FS-115b */
334 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
335 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
340 * Sony Vaio FZ-240E -
341 * reset and GET ID commands issued via KBD port are
342 * sometimes being delivered to AUX3.
345 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
346 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
352 DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
353 DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
357 /* Lenovo 3000 n100 */
359 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
360 DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
365 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
366 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
370 /* Gericom Bellagio */
372 DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
373 DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
379 DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
380 DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
386 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
387 DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
393 DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
394 DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
398 /* Dell Vostro 1510 */
400 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
401 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
405 /* Acer Aspire 5536 */
407 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
408 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
409 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
415 static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
419 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
420 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
424 /* LG Electronics X110 */
426 DMI_MATCH(DMI_BOARD_NAME, "X110"),
427 DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
431 /* Acer Aspire One 150 */
433 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
434 DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
440 DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
441 DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
445 /* Medion Akoya Mini E1210 */
447 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
448 DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
452 /* Medion Akoya E1222 */
454 DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
455 DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
461 DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
462 DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
466 /* Dell Vostro 1320 */
468 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
469 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
473 /* Dell Vostro 1520 */
475 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
476 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
480 /* Dell Vostro 1720 */
482 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
483 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
490 static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
492 /* Intel MBO Desktop D845PESV */
494 DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
495 DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
501 DMI_MATCH(DMI_BOARD_NAME, "U-100"),
502 DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
508 static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
511 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
516 DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
521 DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
526 DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
534 * Some Wistron based laptops need us to explicitly enable the 'Dritek
535 * keyboard extension' to make their extra keys start generating scancodes.
536 * Originally, this was just confined to older laptops, but a few Acer laptops
537 * have turned up in 2007 that also need this again.
539 static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
541 /* Acer Aspire 5610 */
543 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
544 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
548 /* Acer Aspire 5630 */
550 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
551 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
555 /* Acer Aspire 5650 */
557 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
558 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
562 /* Acer Aspire 5680 */
564 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
565 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
569 /* Acer Aspire 5720 */
571 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
572 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
576 /* Acer Aspire 9110 */
578 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
579 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
583 /* Acer TravelMate 660 */
585 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
586 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
590 /* Acer TravelMate 2490 */
592 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
593 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
597 /* Acer TravelMate 4280 */
599 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
600 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
606 #endif /* CONFIG_X86 */
609 #include <linux/pnp.h>
611 static bool i8042_pnp_kbd_registered;
612 static unsigned int i8042_pnp_kbd_devices;
613 static bool i8042_pnp_aux_registered;
614 static unsigned int i8042_pnp_aux_devices;
616 static int i8042_pnp_command_reg;
617 static int i8042_pnp_data_reg;
618 static int i8042_pnp_kbd_irq;
619 static int i8042_pnp_aux_irq;
621 static char i8042_pnp_kbd_name[32];
622 static char i8042_pnp_aux_name[32];
624 static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
626 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
627 i8042_pnp_data_reg = pnp_port_start(dev,0);
629 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
630 i8042_pnp_command_reg = pnp_port_start(dev, 1);
632 if (pnp_irq_valid(dev,0))
633 i8042_pnp_kbd_irq = pnp_irq(dev, 0);
635 strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
636 if (strlen(pnp_dev_name(dev))) {
637 strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
638 strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
641 /* Keyboard ports are always supposed to be wakeup-enabled */
642 device_set_wakeup_enable(&dev->dev, true);
644 i8042_pnp_kbd_devices++;
648 static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
650 if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
651 i8042_pnp_data_reg = pnp_port_start(dev,0);
653 if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
654 i8042_pnp_command_reg = pnp_port_start(dev, 1);
656 if (pnp_irq_valid(dev, 0))
657 i8042_pnp_aux_irq = pnp_irq(dev, 0);
659 strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
660 if (strlen(pnp_dev_name(dev))) {
661 strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
662 strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
665 i8042_pnp_aux_devices++;
669 static struct pnp_device_id pnp_kbd_devids[] = {
670 { .id = "PNP0300", .driver_data = 0 },
671 { .id = "PNP0301", .driver_data = 0 },
672 { .id = "PNP0302", .driver_data = 0 },
673 { .id = "PNP0303", .driver_data = 0 },
674 { .id = "PNP0304", .driver_data = 0 },
675 { .id = "PNP0305", .driver_data = 0 },
676 { .id = "PNP0306", .driver_data = 0 },
677 { .id = "PNP0309", .driver_data = 0 },
678 { .id = "PNP030a", .driver_data = 0 },
679 { .id = "PNP030b", .driver_data = 0 },
680 { .id = "PNP0320", .driver_data = 0 },
681 { .id = "PNP0343", .driver_data = 0 },
682 { .id = "PNP0344", .driver_data = 0 },
683 { .id = "PNP0345", .driver_data = 0 },
684 { .id = "CPQA0D7", .driver_data = 0 },
688 static struct pnp_driver i8042_pnp_kbd_driver = {
690 .id_table = pnp_kbd_devids,
691 .probe = i8042_pnp_kbd_probe,
694 static struct pnp_device_id pnp_aux_devids[] = {
695 { .id = "AUI0200", .driver_data = 0 },
696 { .id = "FJC6000", .driver_data = 0 },
697 { .id = "FJC6001", .driver_data = 0 },
698 { .id = "PNP0f03", .driver_data = 0 },
699 { .id = "PNP0f0b", .driver_data = 0 },
700 { .id = "PNP0f0e", .driver_data = 0 },
701 { .id = "PNP0f12", .driver_data = 0 },
702 { .id = "PNP0f13", .driver_data = 0 },
703 { .id = "PNP0f19", .driver_data = 0 },
704 { .id = "PNP0f1c", .driver_data = 0 },
705 { .id = "SYN0801", .driver_data = 0 },
709 static struct pnp_driver i8042_pnp_aux_driver = {
711 .id_table = pnp_aux_devids,
712 .probe = i8042_pnp_aux_probe,
715 static void i8042_pnp_exit(void)
717 if (i8042_pnp_kbd_registered) {
718 i8042_pnp_kbd_registered = false;
719 pnp_unregister_driver(&i8042_pnp_kbd_driver);
722 if (i8042_pnp_aux_registered) {
723 i8042_pnp_aux_registered = false;
724 pnp_unregister_driver(&i8042_pnp_aux_driver);
728 static int __init i8042_pnp_init(void)
730 char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
731 bool pnp_data_busted = false;
735 if (dmi_check_system(i8042_dmi_nopnp_table))
740 printk(KERN_INFO "i8042: PNP detection disabled\n");
744 err = pnp_register_driver(&i8042_pnp_kbd_driver);
746 i8042_pnp_kbd_registered = true;
748 err = pnp_register_driver(&i8042_pnp_aux_driver);
750 i8042_pnp_aux_registered = true;
752 if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
754 #if defined(__ia64__)
757 printk(KERN_INFO "PNP: No PS/2 controller found. Probing ports directly.\n");
762 if (i8042_pnp_kbd_devices)
763 snprintf(kbd_irq_str, sizeof(kbd_irq_str),
764 "%d", i8042_pnp_kbd_irq);
765 if (i8042_pnp_aux_devices)
766 snprintf(aux_irq_str, sizeof(aux_irq_str),
767 "%d", i8042_pnp_aux_irq);
769 printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
770 i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
772 i8042_pnp_data_reg, i8042_pnp_command_reg,
773 kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
776 #if defined(__ia64__)
777 if (!i8042_pnp_kbd_devices)
779 if (!i8042_pnp_aux_devices)
783 if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
784 i8042_pnp_data_reg != i8042_data_reg) ||
785 !i8042_pnp_data_reg) {
787 "PNP: PS/2 controller has invalid data port %#x; "
788 "using default %#x\n",
789 i8042_pnp_data_reg, i8042_data_reg);
790 i8042_pnp_data_reg = i8042_data_reg;
791 pnp_data_busted = true;
794 if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
795 i8042_pnp_command_reg != i8042_command_reg) ||
796 !i8042_pnp_command_reg) {
798 "PNP: PS/2 controller has invalid command port %#x; "
799 "using default %#x\n",
800 i8042_pnp_command_reg, i8042_command_reg);
801 i8042_pnp_command_reg = i8042_command_reg;
802 pnp_data_busted = true;
805 if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
807 "PNP: PS/2 controller doesn't have KBD irq; "
808 "using default %d\n", i8042_kbd_irq);
809 i8042_pnp_kbd_irq = i8042_kbd_irq;
810 pnp_data_busted = true;
813 if (!i8042_noaux && !i8042_pnp_aux_irq) {
814 if (!pnp_data_busted && i8042_pnp_kbd_irq) {
816 "PNP: PS/2 appears to have AUX port disabled, "
817 "if this is incorrect please boot with "
822 "PNP: PS/2 controller doesn't have AUX irq; "
823 "using default %d\n", i8042_aux_irq);
824 i8042_pnp_aux_irq = i8042_aux_irq;
828 i8042_data_reg = i8042_pnp_data_reg;
829 i8042_command_reg = i8042_pnp_command_reg;
830 i8042_kbd_irq = i8042_pnp_kbd_irq;
831 i8042_aux_irq = i8042_pnp_aux_irq;
834 i8042_bypass_aux_irq_test = !pnp_data_busted &&
835 dmi_check_system(i8042_dmi_laptop_table);
842 static inline int i8042_pnp_init(void) { return 0; }
843 static inline void i8042_pnp_exit(void) { }
846 static int __init i8042_platform_init(void)
851 * On ix86 platforms touching the i8042 data register region can do really
852 * bad things. Because of this the region is always reserved on ix86 boxes.
854 * if (!request_region(I8042_DATA_REG, 16, "i8042"))
858 i8042_kbd_irq = I8042_MAP_IRQ(1);
859 i8042_aux_irq = I8042_MAP_IRQ(12);
861 retval = i8042_pnp_init();
865 #if defined(__ia64__)
870 if (dmi_check_system(i8042_dmi_reset_table))
873 if (dmi_check_system(i8042_dmi_noloop_table))
876 if (dmi_check_system(i8042_dmi_nomux_table))
879 if (dmi_check_system(i8042_dmi_dritek_table))
881 #endif /* CONFIG_X86 */
886 static inline void i8042_platform_exit(void)
891 #endif /* _I8042_X86IA64IO_H */