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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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a61cd03827
Gigabyte netbook model M1022M requires i8042.noloop, otherwise AUX port will not detected and the touchpad will not work. Unfortunately chassis type in DMI set to "Other" and thus generic laptop entry does not fire on it. Reported-by: Darryl Bond <dbond@nrggos.com.au> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
854 lines
19 KiB
C
854 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 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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.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, "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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/* 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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/* 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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};
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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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/* 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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/* Dell Vostro 1320 */
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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 1320"),
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},
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},
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{
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/* Dell Vostro 1520 */
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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 1520"),
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},
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},
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{
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/* Dell Vostro 1720 */
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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 1720"),
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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 const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
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{
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/* 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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/* 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 const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
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{
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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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.matches = {
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DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
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},
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},
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
|
|
},
|
|
},
|
|
{
|
|
.matches = {
|
|
DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
|
|
},
|
|
},
|
|
{ }
|
|
};
|
|
#endif
|
|
|
|
/*
|
|
* 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 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 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 };
|
|
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) {
|
|
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 */
|