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825 lines
19 KiB
C
825 lines
19 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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/*
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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 struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
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{
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/* AUX LOOP command does not raise AUX IRQ */
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.ident = "Arima-Rioworks HDAMB",
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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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.ident = "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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/* AUX LOOP command does not raise AUX IRQ */
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.ident = "ASUS P65UP5",
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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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.ident = "Compaq Proliant 8500",
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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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.ident = "Compaq Proliant DL760",
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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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.ident = "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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/* AUX LOOP does not work properly */
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.ident = "ULI EV4873",
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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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "HP DV9700",
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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 struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
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{
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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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* 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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.ident = "HP Pavilion DV4017EA",
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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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* Like DV4017EA does not raise AUXERR for errors on MUX ports.
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*/
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.ident = "HP Pavilion ZT1000",
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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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* Like DV4017EA does not raise AUXERR for errors on MUX ports.
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*/
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.ident = "HP Pavilion DV4270ca",
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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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.ident = "Toshiba P10",
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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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.ident = "Toshiba Equium A110",
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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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.ident = "Alienware Sentia",
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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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "Acer Aspire 1360",
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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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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};
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static struct dmi_system_id __initdata i8042_dmi_reset_table[] = {
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{
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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "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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.ident = "Mivvy M310",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
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DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
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},
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},
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{ }
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};
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#ifdef CONFIG_PNP
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static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
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{
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.ident = "Intel MBO Desktop D845PESV",
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.matches = {
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DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
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DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
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},
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},
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{
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.ident = "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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};
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static struct dmi_system_id __initdata i8042_dmi_laptop_table[] = {
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{
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.ident = "Portable",
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.matches = {
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DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
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},
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},
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{
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.ident = "Laptop",
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.matches = {
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DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
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},
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},
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{
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.ident = "Notebook",
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.matches = {
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DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
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},
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},
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{
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.ident = "Sub-Notebook",
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.matches = {
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DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
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},
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},
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{ }
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};
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#endif
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/*
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* Some Wistron based laptops need us to explicitly enable the 'Dritek
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* keyboard extension' to make their extra keys start generating scancodes.
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* Originally, this was just confined to older laptops, but a few Acer laptops
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* have turned up in 2007 that also need this again.
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*/
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static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
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{
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.ident = "Acer Aspire 5630",
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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 5630"),
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},
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},
|
|
{
|
|
.ident = "Acer Aspire 5650",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Acer Aspire 5680",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Acer Aspire 5720",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Acer Aspire 9110",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Acer TravelMate 660",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "Acer TravelMate 2490",
|
|
.matches = {
|
|
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
|
|
},
|
|
},
|
|
{
|
|
.ident = "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 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_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_aux_devices++;
|
|
return 0;
|
|
}
|
|
|
|
static struct pnp_device_id pnp_kbd_devids[] = {
|
|
{ .id = "PNP0303", .driver_data = 0 },
|
|
{ .id = "PNP030b", .driver_data = 0 },
|
|
{ .id = "", },
|
|
};
|
|
|
|
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 = "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 = "", },
|
|
};
|
|
|
|
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 };
|
|
int pnp_data_busted = false;
|
|
int err;
|
|
|
|
#ifdef CONFIG_X86
|
|
if (dmi_check_system(i8042_dmi_nopnp_table))
|
|
i8042_nopnp = true;
|
|
#endif
|
|
|
|
if (i8042_nopnp) {
|
|
printk(KERN_INFO "i8042: 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
|
|
printk(KERN_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);
|
|
|
|
printk(KERN_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) {
|
|
printk(KERN_WARNING
|
|
"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) {
|
|
printk(KERN_WARNING
|
|
"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) {
|
|
printk(KERN_WARNING
|
|
"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) {
|
|
printk(KERN_WARNING
|
|
"PNP: PS/2 appears to have AUX port disabled, "
|
|
"if this is incorrect please boot with "
|
|
"i8042.nopnp\n");
|
|
i8042_noaux = true;
|
|
} else {
|
|
printk(KERN_WARNING
|
|
"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;
|
|
|
|
/*
|
|
* 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_dritek_table))
|
|
i8042_dritek = true;
|
|
#endif /* CONFIG_X86 */
|
|
|
|
return retval;
|
|
}
|
|
|
|
static inline void i8042_platform_exit(void)
|
|
{
|
|
i8042_pnp_exit();
|
|
}
|
|
|
|
#endif /* _I8042_X86IA64IO_H */
|