1007 строки
23 KiB
C
1007 строки
23 KiB
C
#ifndef _I8042_X86IA64IO_H
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#define _I8042_X86IA64IO_H
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#ifdef CONFIG_X86
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#include <asm/x86_init.h>
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#endif
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/*
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* Names.
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*/
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#define I8042_KBD_PHYS_DESC "isa0060/serio0"
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#define I8042_AUX_PHYS_DESC "isa0060/serio1"
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#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
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/*
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* IRQs.
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*/
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#if defined(__ia64__)
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# define I8042_MAP_IRQ(x) isa_irq_to_vector((x))
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#else
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# define I8042_MAP_IRQ(x) (x)
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#endif
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#define I8042_KBD_IRQ i8042_kbd_irq
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#define I8042_AUX_IRQ i8042_aux_irq
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static int i8042_kbd_irq;
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static int i8042_aux_irq;
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/*
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* Register numbers.
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*/
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#define I8042_COMMAND_REG i8042_command_reg
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#define I8042_STATUS_REG i8042_command_reg
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#define I8042_DATA_REG i8042_data_reg
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static int i8042_command_reg = 0x64;
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static int i8042_data_reg = 0x60;
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static inline int i8042_read_data(void)
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{
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return inb(I8042_DATA_REG);
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}
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static inline int i8042_read_status(void)
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{
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return inb(I8042_STATUS_REG);
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}
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static inline void i8042_write_data(int val)
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{
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outb(val, I8042_DATA_REG);
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}
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static inline void i8042_write_command(int val)
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{
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outb(val, I8042_COMMAND_REG);
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}
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#ifdef CONFIG_X86
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#include <linux/dmi.h>
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static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
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{
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/*
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* Arima-Rioworks HDAMB -
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* AUX LOOP command does not raise AUX IRQ
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*/
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.matches = {
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DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
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DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
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DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
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},
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},
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{
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/* ASUS G1S */
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.matches = {
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DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
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DMI_MATCH(DMI_BOARD_NAME, "G1S"),
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DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
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},
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},
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{
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/* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
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.matches = {
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DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
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DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
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DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
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DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
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DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
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},
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},
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{
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/* OQO Model 01 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
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DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
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},
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},
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{
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/* ULI EV4873 - AUX LOOP does not work properly */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
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DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
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},
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},
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{
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/* Microsoft Virtual Machine */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
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},
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},
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{
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/* Medion MAM 2070 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
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DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
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},
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},
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{
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/* Blue FB5601 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "blue"),
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DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
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},
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},
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{
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/* Gigabyte M912 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
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},
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},
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{
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/* Gigabyte M1022M netbook */
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.matches = {
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DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
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DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
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DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
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},
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},
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{
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/* Gigabyte Spring Peak - defines wrong chassis type */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
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},
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},
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{
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/* Gigabyte T1005 - defines wrong chassis type ("Other") */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
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},
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},
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{
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/* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
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},
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},
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{ }
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};
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/*
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* Some Fujitsu notebooks are having trouble with touchpads if
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* active multiplexing mode is activated. Luckily they don't have
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* external PS/2 ports so we can safely disable it.
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* ... apparently some Toshibas don't like MUX mode either and
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* die horrible death on reboot.
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*/
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static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
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{
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/* Fujitsu Lifebook P7010/P7010D */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
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},
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},
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{
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/* Fujitsu Lifebook P7010 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
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},
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},
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{
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/* Fujitsu Lifebook P5020D */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
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},
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},
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{
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/* Fujitsu Lifebook S2000 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
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},
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},
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{
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/* Fujitsu Lifebook S6230 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
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},
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},
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{
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/* Fujitsu T70H */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
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},
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},
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{
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/* Fujitsu-Siemens Lifebook T3010 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
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},
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},
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{
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/* Fujitsu-Siemens Lifebook E4010 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
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},
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},
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{
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/* Fujitsu-Siemens Amilo Pro 2010 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
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},
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},
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{
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/* Fujitsu-Siemens Amilo Pro 2030 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
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},
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},
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{
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/*
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* No data is coming from the touchscreen unless KBC
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* is in legacy mode.
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*/
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/* Panasonic CF-29 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
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DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
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},
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},
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{
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/*
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* HP Pavilion DV4017EA -
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* errors on MUX ports are reported without raising AUXDATA
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* causing "spurious NAK" messages.
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*/
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
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},
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},
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{
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/*
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* HP Pavilion ZT1000 -
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* like DV4017EA does not raise AUXERR for errors on MUX ports.
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*/
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
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},
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},
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{
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/*
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* HP Pavilion DV4270ca -
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* like DV4017EA does not raise AUXERR for errors on MUX ports.
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*/
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
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DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
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},
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},
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{
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/* Sharp Actius MM20 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
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DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
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},
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},
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{
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/* Sony Vaio FS-115b */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
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},
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},
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{
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/*
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* Sony Vaio FZ-240E -
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* reset and GET ID commands issued via KBD port are
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* sometimes being delivered to AUX3.
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*/
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
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},
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},
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{
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/*
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* Most (all?) VAIOs do not have external PS/2 ports nor
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* they implement active multiplexing properly, and
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* MUX discovery usually messes up keyboard/touchpad.
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*/
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
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},
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},
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{
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/* Amoi M636/A737 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
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DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
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},
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},
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{
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/* Lenovo 3000 n100 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
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},
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
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},
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},
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{
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/* Acer Aspire 5710 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
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},
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},
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{
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/* Gericom Bellagio */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
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DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
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},
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},
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{
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/* IBM 2656 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
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DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
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},
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},
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{
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/* Dell XPS M1530 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
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},
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},
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{
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/* Compal HEL80I */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
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},
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},
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{
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/* Dell Vostro 1510 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
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},
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},
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{
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/* Acer Aspire 5536 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
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},
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},
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{
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/* Dell Vostro V13 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
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},
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},
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{
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/* Newer HP Pavilion dv4 models */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
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},
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},
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{ }
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};
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static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
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{
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/* MSI Wind U-100 */
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.matches = {
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DMI_MATCH(DMI_BOARD_NAME, "U-100"),
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DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
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},
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},
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{
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/* LG Electronics X110 */
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.matches = {
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DMI_MATCH(DMI_BOARD_NAME, "X110"),
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DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
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},
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},
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{
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/* Acer Aspire One 150 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
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},
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},
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{
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/* Advent 4211 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
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},
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},
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{
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/* Medion Akoya Mini E1210 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
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DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
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},
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},
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{
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/* Medion Akoya E1222 */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
|
|
},
|
|
},
|
|
{
|
|
/* Mivvy M310 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
|
|
},
|
|
},
|
|
{
|
|
/* Dell Vostro 1320 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
|
|
},
|
|
},
|
|
{
|
|
/* Dell Vostro 1520 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
|
|
},
|
|
},
|
|
{
|
|
/* Dell Vostro 1720 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
|
|
},
|
|
},
|
|
{
|
|
/* Lenovo Ideapad U455 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
#ifdef CONFIG_PNP
|
|
static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
|
|
{
|
|
/* Intel MBO Desktop D845PESV */
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
|
|
},
|
|
},
|
|
{
|
|
/* MSI Wind U-100 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_NAME, "U-100"),
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
|
|
},
|
|
},
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
|
|
},
|
|
},
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
|
|
},
|
|
},
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
#endif
|
|
|
|
static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
|
|
{
|
|
/* Dell Vostro V13 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
|
|
},
|
|
},
|
|
{
|
|
/* Newer HP Pavilion dv4 models */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
/*
|
|
* Some Wistron based laptops need us to explicitly enable the 'Dritek
|
|
* keyboard extension' to make their extra keys start generating scancodes.
|
|
* Originally, this was just confined to older laptops, but a few Acer laptops
|
|
* have turned up in 2007 that also need this again.
|
|
*/
|
|
static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
|
|
{
|
|
/* Acer Aspire 5100 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 5610 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 5630 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 5650 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 5680 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 5720 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer Aspire 9110 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer TravelMate 660 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer TravelMate 2490 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
|
|
},
|
|
},
|
|
{
|
|
/* Acer TravelMate 4280 */
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
|
|
#endif /* CONFIG_X86 */
|
|
|
|
#ifdef CONFIG_PNP
|
|
#include <linux/pnp.h>
|
|
|
|
static bool i8042_pnp_kbd_registered;
|
|
static unsigned int i8042_pnp_kbd_devices;
|
|
static bool i8042_pnp_aux_registered;
|
|
static unsigned int i8042_pnp_aux_devices;
|
|
|
|
static int i8042_pnp_command_reg;
|
|
static int i8042_pnp_data_reg;
|
|
static int i8042_pnp_kbd_irq;
|
|
static int i8042_pnp_aux_irq;
|
|
|
|
static char i8042_pnp_kbd_name[32];
|
|
static char i8042_pnp_aux_name[32];
|
|
|
|
static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
|
|
{
|
|
strlcpy(dst, "PNP:", dst_size);
|
|
|
|
while (id) {
|
|
strlcat(dst, " ", dst_size);
|
|
strlcat(dst, id->id, dst_size);
|
|
id = id->next;
|
|
}
|
|
}
|
|
|
|
static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
|
|
{
|
|
if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
|
|
i8042_pnp_data_reg = pnp_port_start(dev,0);
|
|
|
|
if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
|
|
i8042_pnp_command_reg = pnp_port_start(dev, 1);
|
|
|
|
if (pnp_irq_valid(dev,0))
|
|
i8042_pnp_kbd_irq = pnp_irq(dev, 0);
|
|
|
|
strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
|
|
if (strlen(pnp_dev_name(dev))) {
|
|
strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
|
|
strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
|
|
}
|
|
i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
|
|
sizeof(i8042_kbd_firmware_id));
|
|
|
|
/* Keyboard ports are always supposed to be wakeup-enabled */
|
|
device_set_wakeup_enable(&dev->dev, true);
|
|
|
|
i8042_pnp_kbd_devices++;
|
|
return 0;
|
|
}
|
|
|
|
static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
|
|
{
|
|
if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
|
|
i8042_pnp_data_reg = pnp_port_start(dev,0);
|
|
|
|
if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
|
|
i8042_pnp_command_reg = pnp_port_start(dev, 1);
|
|
|
|
if (pnp_irq_valid(dev, 0))
|
|
i8042_pnp_aux_irq = pnp_irq(dev, 0);
|
|
|
|
strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
|
|
if (strlen(pnp_dev_name(dev))) {
|
|
strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
|
|
strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
|
|
}
|
|
i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
|
|
sizeof(i8042_aux_firmware_id));
|
|
|
|
i8042_pnp_aux_devices++;
|
|
return 0;
|
|
}
|
|
|
|
static struct pnp_device_id pnp_kbd_devids[] = {
|
|
{ .id = "PNP0300", .driver_data = 0 },
|
|
{ .id = "PNP0301", .driver_data = 0 },
|
|
{ .id = "PNP0302", .driver_data = 0 },
|
|
{ .id = "PNP0303", .driver_data = 0 },
|
|
{ .id = "PNP0304", .driver_data = 0 },
|
|
{ .id = "PNP0305", .driver_data = 0 },
|
|
{ .id = "PNP0306", .driver_data = 0 },
|
|
{ .id = "PNP0309", .driver_data = 0 },
|
|
{ .id = "PNP030a", .driver_data = 0 },
|
|
{ .id = "PNP030b", .driver_data = 0 },
|
|
{ .id = "PNP0320", .driver_data = 0 },
|
|
{ .id = "PNP0343", .driver_data = 0 },
|
|
{ .id = "PNP0344", .driver_data = 0 },
|
|
{ .id = "PNP0345", .driver_data = 0 },
|
|
{ .id = "CPQA0D7", .driver_data = 0 },
|
|
{ .id = "", },
|
|
};
|
|
MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
|
|
|
|
static struct pnp_driver i8042_pnp_kbd_driver = {
|
|
.name = "i8042 kbd",
|
|
.id_table = pnp_kbd_devids,
|
|
.probe = i8042_pnp_kbd_probe,
|
|
};
|
|
|
|
static struct pnp_device_id pnp_aux_devids[] = {
|
|
{ .id = "AUI0200", .driver_data = 0 },
|
|
{ .id = "FJC6000", .driver_data = 0 },
|
|
{ .id = "FJC6001", .driver_data = 0 },
|
|
{ .id = "PNP0f03", .driver_data = 0 },
|
|
{ .id = "PNP0f0b", .driver_data = 0 },
|
|
{ .id = "PNP0f0e", .driver_data = 0 },
|
|
{ .id = "PNP0f12", .driver_data = 0 },
|
|
{ .id = "PNP0f13", .driver_data = 0 },
|
|
{ .id = "PNP0f19", .driver_data = 0 },
|
|
{ .id = "PNP0f1c", .driver_data = 0 },
|
|
{ .id = "SYN0801", .driver_data = 0 },
|
|
{ .id = "", },
|
|
};
|
|
MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
|
|
|
|
static struct pnp_driver i8042_pnp_aux_driver = {
|
|
.name = "i8042 aux",
|
|
.id_table = pnp_aux_devids,
|
|
.probe = i8042_pnp_aux_probe,
|
|
};
|
|
|
|
static void i8042_pnp_exit(void)
|
|
{
|
|
if (i8042_pnp_kbd_registered) {
|
|
i8042_pnp_kbd_registered = false;
|
|
pnp_unregister_driver(&i8042_pnp_kbd_driver);
|
|
}
|
|
|
|
if (i8042_pnp_aux_registered) {
|
|
i8042_pnp_aux_registered = false;
|
|
pnp_unregister_driver(&i8042_pnp_aux_driver);
|
|
}
|
|
}
|
|
|
|
static int __init i8042_pnp_init(void)
|
|
{
|
|
char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
|
|
bool pnp_data_busted = false;
|
|
int err;
|
|
|
|
#ifdef CONFIG_X86
|
|
if (dmi_check_system(i8042_dmi_nopnp_table))
|
|
i8042_nopnp = true;
|
|
#endif
|
|
|
|
if (i8042_nopnp) {
|
|
pr_info("PNP detection disabled\n");
|
|
return 0;
|
|
}
|
|
|
|
err = pnp_register_driver(&i8042_pnp_kbd_driver);
|
|
if (!err)
|
|
i8042_pnp_kbd_registered = true;
|
|
|
|
err = pnp_register_driver(&i8042_pnp_aux_driver);
|
|
if (!err)
|
|
i8042_pnp_aux_registered = true;
|
|
|
|
if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
|
|
i8042_pnp_exit();
|
|
#if defined(__ia64__)
|
|
return -ENODEV;
|
|
#else
|
|
pr_info("PNP: No PS/2 controller found. Probing ports directly.\n");
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
if (i8042_pnp_kbd_devices)
|
|
snprintf(kbd_irq_str, sizeof(kbd_irq_str),
|
|
"%d", i8042_pnp_kbd_irq);
|
|
if (i8042_pnp_aux_devices)
|
|
snprintf(aux_irq_str, sizeof(aux_irq_str),
|
|
"%d", i8042_pnp_aux_irq);
|
|
|
|
pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
|
|
i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
|
|
i8042_pnp_aux_name,
|
|
i8042_pnp_data_reg, i8042_pnp_command_reg,
|
|
kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
|
|
aux_irq_str);
|
|
|
|
#if defined(__ia64__)
|
|
if (!i8042_pnp_kbd_devices)
|
|
i8042_nokbd = true;
|
|
if (!i8042_pnp_aux_devices)
|
|
i8042_noaux = true;
|
|
#endif
|
|
|
|
if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
|
|
i8042_pnp_data_reg != i8042_data_reg) ||
|
|
!i8042_pnp_data_reg) {
|
|
pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
|
|
i8042_pnp_data_reg, i8042_data_reg);
|
|
i8042_pnp_data_reg = i8042_data_reg;
|
|
pnp_data_busted = true;
|
|
}
|
|
|
|
if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
|
|
i8042_pnp_command_reg != i8042_command_reg) ||
|
|
!i8042_pnp_command_reg) {
|
|
pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
|
|
i8042_pnp_command_reg, i8042_command_reg);
|
|
i8042_pnp_command_reg = i8042_command_reg;
|
|
pnp_data_busted = true;
|
|
}
|
|
|
|
if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
|
|
pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
|
|
i8042_kbd_irq);
|
|
i8042_pnp_kbd_irq = i8042_kbd_irq;
|
|
pnp_data_busted = true;
|
|
}
|
|
|
|
if (!i8042_noaux && !i8042_pnp_aux_irq) {
|
|
if (!pnp_data_busted && i8042_pnp_kbd_irq) {
|
|
pr_warn("PNP: PS/2 appears to have AUX port disabled, "
|
|
"if this is incorrect please boot with i8042.nopnp\n");
|
|
i8042_noaux = true;
|
|
} else {
|
|
pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
|
|
i8042_aux_irq);
|
|
i8042_pnp_aux_irq = i8042_aux_irq;
|
|
}
|
|
}
|
|
|
|
i8042_data_reg = i8042_pnp_data_reg;
|
|
i8042_command_reg = i8042_pnp_command_reg;
|
|
i8042_kbd_irq = i8042_pnp_kbd_irq;
|
|
i8042_aux_irq = i8042_pnp_aux_irq;
|
|
|
|
#ifdef CONFIG_X86
|
|
i8042_bypass_aux_irq_test = !pnp_data_busted &&
|
|
dmi_check_system(i8042_dmi_laptop_table);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
static inline int i8042_pnp_init(void) { return 0; }
|
|
static inline void i8042_pnp_exit(void) { }
|
|
#endif
|
|
|
|
static int __init i8042_platform_init(void)
|
|
{
|
|
int retval;
|
|
|
|
#ifdef CONFIG_X86
|
|
u8 a20_on = 0xdf;
|
|
/* Just return if pre-detection shows no i8042 controller exist */
|
|
if (!x86_platform.i8042_detect())
|
|
return -ENODEV;
|
|
#endif
|
|
|
|
/*
|
|
* On ix86 platforms touching the i8042 data register region can do really
|
|
* bad things. Because of this the region is always reserved on ix86 boxes.
|
|
*
|
|
* if (!request_region(I8042_DATA_REG, 16, "i8042"))
|
|
* return -EBUSY;
|
|
*/
|
|
|
|
i8042_kbd_irq = I8042_MAP_IRQ(1);
|
|
i8042_aux_irq = I8042_MAP_IRQ(12);
|
|
|
|
retval = i8042_pnp_init();
|
|
if (retval)
|
|
return retval;
|
|
|
|
#if defined(__ia64__)
|
|
i8042_reset = true;
|
|
#endif
|
|
|
|
#ifdef CONFIG_X86
|
|
if (dmi_check_system(i8042_dmi_reset_table))
|
|
i8042_reset = true;
|
|
|
|
if (dmi_check_system(i8042_dmi_noloop_table))
|
|
i8042_noloop = true;
|
|
|
|
if (dmi_check_system(i8042_dmi_nomux_table))
|
|
i8042_nomux = true;
|
|
|
|
if (dmi_check_system(i8042_dmi_notimeout_table))
|
|
i8042_notimeout = true;
|
|
|
|
if (dmi_check_system(i8042_dmi_dritek_table))
|
|
i8042_dritek = true;
|
|
|
|
/*
|
|
* A20 was already enabled during early kernel init. But some buggy
|
|
* BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
|
|
* resume from S3. So we do it here and hope that nothing breaks.
|
|
*/
|
|
i8042_command(&a20_on, 0x10d1);
|
|
i8042_command(NULL, 0x00ff); /* Null command for SMM firmware */
|
|
#endif /* CONFIG_X86 */
|
|
|
|
return retval;
|
|
}
|
|
|
|
static inline void i8042_platform_exit(void)
|
|
{
|
|
i8042_pnp_exit();
|
|
}
|
|
|
|
#endif /* _I8042_X86IA64IO_H */
|