Say Y here if you have a PS/2 mouse connected to your system. This
includes the standard 2 or 3-button PS/2 mouse, as well as PS/2
mice with wheels and extra buttons, Microsoft, Logitech or Genius
- compatible.
+ compatible. Support for Synaptics TouchPads is also included.
+ For Synaptics TouchPad support in XFree86 you'll need this XFree86
+ driver: http://w1.894.telia.com/~u89404340/touchpad/index.html
If unsure, say Y.
The module will be called psmouse. If you want to compile it as a
module, say M here and read <file:Documentation/modules.txt>.
-config MOUSE_PS2_SYNAPTICS
- bool "Synaptics TouchPad"
- default n
- depends on INPUT && INPUT_MOUSE && SERIO && MOUSE_PS2
- ---help---
- Say Y here if you have a Synaptics TouchPad connected to your system.
- This touchpad is found on many modern laptop computers.
- Note that you also need a user space driver to interpret the data
- generated by the kernel. A compatible driver for XFree86 is available
- from http://...
-
- If unsure, say Y.
-
config MOUSE_SERIAL
tristate "Serial mouse"
depends on INPUT && INPUT_MOUSE && SERIO
obj-$(CONFIG_MOUSE_PS2) += psmouse.o
obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o
-psmouse-objs := psmouse-base.o
-ifeq ($(CONFIG_MOUSE_PS2_SYNAPTICS),y)
- psmouse-objs += synaptics.o
-endif
+psmouse-objs := psmouse-base.o logips2pp.o synaptics.o
--- /dev/null
+/*
+ * Logitech PS/2++ mouse driver
+ *
+ * Copyright (c) 1999-2003 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2003 Eric Wong <eric@yhbt.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#include <linux/input.h>
+#include "psmouse.h"
+#include "logips2pp.h"
+
+/*
+ * Process a PS2++ or PS2T++ packet.
+ */
+
+void ps2pp_process_packet(struct psmouse *psmouse)
+{
+ struct input_dev *dev = &psmouse->dev;
+ unsigned char *packet = psmouse->packet;
+
+ if ((packet[0] & 0x48) == 0x48 && (packet[1] & 0x02) == 0x02) {
+
+ switch ((packet[1] >> 4) | (packet[0] & 0x30)) {
+
+ case 0x0d: /* Mouse extra info */
+
+ input_report_rel(dev, packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL,
+ (int) (packet[2] & 8) - (int) (packet[2] & 7));
+ input_report_key(dev, BTN_SIDE, (packet[2] >> 4) & 1);
+ input_report_key(dev, BTN_EXTRA, (packet[2] >> 5) & 1);
+
+ break;
+
+ case 0x0e: /* buttons 4, 5, 6, 7, 8, 9, 10 info */
+
+ input_report_key(dev, BTN_SIDE, (packet[2]) & 1);
+ input_report_key(dev, BTN_EXTRA, (packet[2] >> 1) & 1);
+ input_report_key(dev, BTN_BACK, (packet[2] >> 3) & 1);
+ input_report_key(dev, BTN_FORWARD, (packet[2] >> 4) & 1);
+ input_report_key(dev, BTN_TASK, (packet[2] >> 2) & 1);
+
+ break;
+
+ case 0x0f: /* TouchPad extra info */
+
+ input_report_rel(dev, packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL,
+ (int) ((packet[2] >> 4) & 8) - (int) ((packet[2] >> 4) & 7));
+ packet[0] = packet[2] | 0x08;
+ break;
+
+#ifdef DEBUG
+ default:
+ printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n",
+ (packet[1] >> 4) | (packet[0] & 0x30));
+#endif
+ }
+
+ packet[0] &= 0x0f;
+ packet[1] = 0;
+ packet[2] = 0;
+
+ }
+}
+
+/*
+ * ps2pp_cmd() sends a PS2++ command, sliced into two bit
+ * pieces through the SETRES command. This is needed to send extended
+ * commands to mice on notebooks that try to understand the PS/2 protocol
+ * Ugly.
+ */
+
+static int ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command)
+{
+ unsigned char d;
+ int i;
+
+ if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11))
+ return -1;
+
+ for (i = 6; i >= 0; i -= 2) {
+ d = (command >> i) & 3;
+ if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES))
+ return -1;
+ }
+
+ if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL))
+ return -1;
+
+ return 0;
+}
+
+/*
+ * SmartScroll / CruiseControl for some newer Logitech mice Defaults to
+ * enabled if we do nothing to it. Of course I put this in because I want it
+ * disabled :P
+ * 1 - enabled (if previously disabled, also default)
+ * 0/2 - disabled
+ */
+
+static void ps2pp_set_smartscroll(struct psmouse *psmouse)
+{
+ unsigned char param[4];
+
+ ps2pp_cmd(psmouse, param, 0x32);
+
+ param[0] = 0;
+ psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+ psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+ psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+
+ if (psmouse_smartscroll == 1)
+ param[0] = 1;
+ else
+ if (psmouse_smartscroll > 2)
+ return;
+
+ /* else leave param[0] == 0 to disable */
+ psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+}
+
+/*
+ * Support 800 dpi resolution _only_ if the user wants it (there are good
+ * reasons to not use it even if the mouse supports it, and of course there are
+ * also good reasons to use it, let the user decide).
+ */
+
+void ps2pp_set_800dpi(struct psmouse *psmouse)
+{
+ unsigned char param = 3;
+ psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
+ psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
+ psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
+ psmouse_command(psmouse, ¶m, PSMOUSE_CMD_SETRES);
+}
+
+/*
+ * Detect the exact model and features of a PS2++ or PS2T++ Logitech mouse or
+ * touchpad.
+ */
+
+int ps2pp_detect_model(struct psmouse *psmouse, unsigned char param *param)
+{
+ int i;
+ static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 };
+ static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, 112, -1 };
+ static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75,
+ 76, 80, 81, 83, 88, 96, 97, 112, -1 };
+ static int logitech_mx[] = { 112, -1 };
+
+ psmouse->vendor = "Logitech";
+ psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78);
+
+ if (param[1] < 3)
+ clear_bit(BTN_MIDDLE, psmouse->dev.keybit);
+ if (param[1] < 2)
+ clear_bit(BTN_RIGHT, psmouse->dev.keybit);
+
+ psmouse->type = PSMOUSE_PS2;
+
+ for (i = 0; logitech_ps2pp[i] != -1; i++)
+ if (logitech_ps2pp[i] == psmouse->model)
+ psmouse->type = PSMOUSE_PS2PP;
+
+ if (psmouse->type == PSMOUSE_PS2PP) {
+
+ for (i = 0; logitech_4btn[i] != -1; i++)
+ if (logitech_4btn[i] == psmouse->model)
+ set_bit(BTN_SIDE, psmouse->dev.keybit);
+
+ for (i = 0; logitech_wheel[i] != -1; i++)
+ if (logitech_wheel[i] == psmouse->model) {
+ set_bit(REL_WHEEL, psmouse->dev.relbit);
+ psmouse->name = "Wheel Mouse";
+ }
+
+ for (i = 0; logitech_mx[i] != -1; i++)
+ if (logitech_mx[i] == psmouse->model) {
+ set_bit(BTN_SIDE, psmouse->dev.keybit);
+ set_bit(BTN_EXTRA, psmouse->dev.keybit);
+ set_bit(BTN_BACK, psmouse->dev.keybit);
+ set_bit(BTN_FORWARD, psmouse->dev.keybit);
+ set_bit(BTN_TASK, psmouse->dev.keybit);
+ psmouse->name = "MX Mouse";
+ }
+
+/*
+ * Do Logitech PS2++ / PS2T++ magic init.
+ */
+
+ if (psmouse->model == 97) { /* TouchPad 3 */
+
+ set_bit(REL_WHEEL, psmouse->dev.relbit);
+ set_bit(REL_HWHEEL, psmouse->dev.relbit);
+
+ param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */
+ psmouse_command(psmouse, param, 0x30d1);
+ param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */
+ psmouse_command(psmouse, param, 0x30d1);
+ param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */
+ psmouse_command(psmouse, param, 0x30d1);
+
+ param[0] = 0;
+ if (!psmouse_command(psmouse, param, 0x13d1) &&
+ param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) {
+ psmouse->name = "TouchPad 3";
+ return PSMOUSE_PS2TPP;
+ }
+
+ } else {
+
+ param[0] = param[1] = param[2] = 0;
+ ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
+ ps2pp_cmd(psmouse, param, 0xDB);
+
+ if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 &&
+ (param[2] & 3) == ((param[1] >> 2) & 3)) {
+ ps2pp_set_smartscroll(psmouse);
+ return PSMOUSE_PS2PP;
+ }
+ }
+ }
+
+ return 0;
+}
--- /dev/null
+/*
+ * Logitech PS/2++ mouse driver header
+ *
+ * Copyright (c) 2003 Vojtech Pavlik <vojtech@suse.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#ifndef _LOGIPS2PP_H
+#define _LOGIPS2PP_H
+struct psmouse;
+void ps2pp_process_packet(struct psmouse *psmouse);
+void ps2pp_set_800dpi(struct psmouse *psmouse);
+int ps2pp_detect_model(struct psmouse *psmouse);
+#endif
#include <linux/init.h>
#include "psmouse.h"
#include "synaptics.h"
+#include "logips2pp.h"
MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
MODULE_DESCRIPTION("PS/2 mouse driver");
MODULE_PARM(psmouse_noext, "1i");
+MODULE_PARM_DESC(psmouse_noext, "Disable any protocol extensions. Useful for KVM switches.");
+MODULE_PARM(psmouse_resolution, "i");
+MODULE_PARM_DESC(psmouse_resolution, "Resolution, in dpi.");
+MODULE_PARM(psmouse_smartscroll, "i");
+MODULE_PARM_DESC(psmouse_smartscroll, "Logitech Smartscroll autorepeat, 1 = enabled (default), 0 = disabled.");
MODULE_LICENSE("GPL");
+#define PSMOUSE_LOGITECH_SMARTSCROLL 1
+
static int psmouse_noext;
+int psmouse_resolution;
+int psmouse_smartscroll = PSMOUSE_LOGITECH_SMARTSCROLL;
static char *psmouse_protocols[] = { "None", "PS/2", "PS2++", "PS2T++", "GenPS/2", "ImPS/2", "ImExPS/2", "Synaptics"};
* The PS2++ protocol is a little bit complex
*/
- if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP) {
-
- if ((packet[0] & 0x40) == 0x40 && abs((int)packet[1] - (((int)packet[0] & 0x10) << 4)) > 191 ) {
-
- switch (((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)) {
-
- case 1: /* Mouse extra info */
-
- input_report_rel(dev, packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL,
- (int) (packet[2] & 8) - (int) (packet[2] & 7));
- input_report_key(dev, BTN_SIDE, (packet[2] >> 4) & 1);
- input_report_key(dev, BTN_EXTRA, (packet[2] >> 5) & 1);
-
- break;
-
- case 3: /* TouchPad extra info */
-
- input_report_rel(dev, packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL,
- (int) ((packet[2] >> 4) & 8) - (int) ((packet[2] >> 4) & 7));
- packet[0] = packet[2] | 0x08;
-
- break;
-
-#ifdef DEBUG
- default:
- printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n",
- ((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c));
-#endif
-
- }
-
- packet[0] &= 0x0f;
- packet[1] = 0;
- packet[2] = 0;
-
- }
- }
+ if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP)
+ ps2pp_process_packet(psmouse);
/*
* Scroll wheel on IntelliMice, scroll buttons on NetMice
return 0;
}
-/*
- * psmouse_ps2pp_cmd() sends a PS2++ command, sliced into two bit
- * pieces through the SETRES command. This is needed to send extended
- * commands to mice on notebooks that try to understand the PS/2 protocol
- * Ugly.
- */
-
-static int psmouse_ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command)
-{
- unsigned char d;
- int i;
-
- if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11))
- return -1;
-
- for (i = 6; i >= 0; i -= 2) {
- d = (command >> i) & 3;
- if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES))
- return -1;
- }
-
- if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL))
- return -1;
-
- return 0;
-}
-
/*
* psmouse_extensions() probes for any extensions to the basic PS/2 protocol
* the mouse may have.
psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
+ param[1] = 0;
psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO);
if (param[1]) {
-
- int i;
- static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 };
- static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, -1 };
- static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75,
- 76, 80, 81, 83, 88, 96, 97, -1 };
- psmouse->vendor = "Logitech";
- psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78);
-
- if (param[1] < 3)
- clear_bit(BTN_MIDDLE, psmouse->dev.keybit);
- if (param[1] < 2)
- clear_bit(BTN_RIGHT, psmouse->dev.keybit);
-
- psmouse->type = PSMOUSE_PS2;
-
- for (i = 0; logitech_ps2pp[i] != -1; i++)
- if (logitech_ps2pp[i] == psmouse->model)
- psmouse->type = PSMOUSE_PS2PP;
-
- if (psmouse->type == PSMOUSE_PS2PP) {
-
- for (i = 0; logitech_4btn[i] != -1; i++)
- if (logitech_4btn[i] == psmouse->model)
- set_bit(BTN_SIDE, psmouse->dev.keybit);
-
- for (i = 0; logitech_wheel[i] != -1; i++)
- if (logitech_wheel[i] == psmouse->model) {
- set_bit(REL_WHEEL, psmouse->dev.relbit);
- psmouse->name = "Wheel Mouse";
- }
-
-/*
- * Do Logitech PS2++ / PS2T++ magic init.
- */
-
- if (psmouse->model == 97) { /* TouchPad 3 */
-
- set_bit(REL_WHEEL, psmouse->dev.relbit);
- set_bit(REL_HWHEEL, psmouse->dev.relbit);
-
- param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */
- psmouse_command(psmouse, param, 0x30d1);
- param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */
- psmouse_command(psmouse, param, 0x30d1);
- param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */
- psmouse_command(psmouse, param, 0x30d1);
-
- param[0] = 0;
- if (!psmouse_command(psmouse, param, 0x13d1) &&
- param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14)
- return PSMOUSE_PS2TPP;
-
- } else {
- param[0] = param[1] = param[2] = 0;
-
- psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
- psmouse_ps2pp_cmd(psmouse, param, 0xDB);
-
- if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 &&
- (param[2] & 3) == ((param[1] >> 2) & 3))
- return PSMOUSE_PS2PP;
- }
- }
+ int type = ps2pp_detect_model(psmouse, param);
+ if (type)
+ return type;
}
/*
return psmouse->type = psmouse_extensions(psmouse);
}
+/*
+ * Here we set the mouse resolution.
+ */
+
+static void psmouse_set_resolution(struct psmouse *psmouse)
+{
+ unsigned char param[1];
+
+ if (psmouse->type == PSMOUSE_PS2PP && psmouse_resolution > 400) {
+ ps2pp_set_800dpi(psmouse);
+ return;
+ }
+
+ if (!psmouse_resolution || psmouse_resolution >= 200)
+ param[0] = 3;
+ else if (psmouse_resolution >= 100)
+ param[0] = 2;
+ else if (psmouse_resolution >= 50)
+ param[0] = 1;
+ else if (psmouse_resolution)
+ param[0] = 0;
+
+ psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+}
+
/*
* psmouse_initialize() initializes the mouse to a sane state.
*/
* We set the mouse report rate to a highest possible value.
* We try 100 first in case mouse fails to set 200.
*/
-
param[0] = 100;
psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE);
* We also set the resolution and scaling.
*/
- param[0] = 3;
- psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES);
+ psmouse_set_resolution(psmouse);
psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11);
/*
};
#ifndef MODULE
-static int __init psmouse_setup(char *str)
+static int __init psmouse_noext_setup(char *str)
{
psmouse_noext = 1;
return 1;
}
-__setup("psmouse_noext", psmouse_setup);
+
+static int __init psmouse_resolution_setup(char *str)
+{
+ get_option(&str, &psmouse_resolution);
+ return 1;
+}
+
+static int __init psmouse_smartscroll_setup(char *str)
+{
+ get_option(&str, &psmouse_smartscroll);
+ return 1;
+}
+
+__setup("psmouse_noext", psmouse_noext_setup);
+__setup("psmouse_resolution=", psmouse_resolution_setup);
+__setup("psmouse_smartscroll=", psmouse_smartscroll_setup);
+
#endif
int __init psmouse_init(void)
int psmouse_command(struct psmouse *psmouse, unsigned char *param, int command);
+extern int psmouse_smartscroll;
+
#endif /* _PSMOUSE_H */
static int query_hardware(struct psmouse *psmouse)
{
struct synaptics_data *priv = psmouse->private;
- int retries = 3;
+ int retries = 0;
- while ((retries++ <= 3) && synaptics_reset(psmouse))
+ while ((retries++ < 3) && synaptics_reset(psmouse))
printk(KERN_ERR "synaptics reset failed\n");
if (synaptics_identify(psmouse, &priv->identity))
* Functions to interpret the absolute mode packets
****************************************************************************/
-static void synaptics_parse_hw_state(struct synaptics_data *priv,
- struct synaptics_hw_state *hw)
+static void synaptics_parse_hw_state(struct synaptics_data *priv, struct synaptics_hw_state *hw)
{
unsigned char *buf = priv->proto_buf;
#ifndef _SYNAPTICS_H
#define _SYNAPTICS_H
-#ifdef CONFIG_MOUSE_PS2_SYNAPTICS
extern void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs);
extern int synaptics_init(struct psmouse *psmouse);
extern void synaptics_disconnect(struct psmouse *psmouse);
-#else
-
-static inline void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs) {}
-static inline int synaptics_init(struct psmouse *psmouse) { return -1; }
-static inline void synaptics_disconnect(struct psmouse *psmouse) {}
-
-#endif
-
-
/* synaptics queries */
#define SYN_QUE_IDENTIFY 0x00
#define SYN_QUE_MODES 0x01
#define BTN_EXTRA 0x114
#define BTN_FORWARD 0x115
#define BTN_BACK 0x116
+#define BTN_TASK 0x117
#define BTN_JOYSTICK 0x120
#define BTN_TRIGGER 0x120
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