0,0 → 1,733 |
/* |
* AT and PS/2 keyboard driver |
* |
* Copyright (c) 1999-2002 Vojtech Pavlik |
*/ |
|
/* |
* 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. |
*/ |
|
/* |
* This driver can handle standard AT keyboards and PS/2 keyboards in |
* Translated and Raw Set 2 and Set 3, as well as AT keyboards on dumb |
* input-only controllers and AT keyboards connected over a one way RS232 |
* converter. |
*/ |
|
#include <linuxcomp.h> |
|
#include <linux/delay.h> |
#include <linux/module.h> |
#include <linux/slab.h> |
#include <linux/interrupt.h> |
#include <linux/init.h> |
#include <linux/input.h> |
#include <linux/serio.h> |
#include <linux/workqueue.h> |
#include <linux/timer.h> |
|
//#define ATKBD_DEBUG |
|
MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); |
MODULE_DESCRIPTION("AT and PS/2 keyboard driver"); |
MODULE_PARM(atkbd_set, "1i"); |
MODULE_PARM(atkbd_reset, "1i"); |
MODULE_PARM(atkbd_softrepeat, "1i"); |
MODULE_LICENSE("GPL"); |
|
static int atkbd_set = 2; |
#if defined(__i386__) || defined (__x86_64__) |
static int atkbd_reset; |
#else |
static int atkbd_reset = 1; |
#endif |
static int atkbd_softrepeat; |
|
/* |
* Scancode to keycode tables. These are just the default setting, and |
* are loadable via an userland utility. |
*/ |
|
static unsigned char atkbd_set2_keycode[512] = { |
0, 67, 65, 63, 61, 59, 60, 88, 0, 68, 66, 64, 62, 15, 41, 85, |
0, 56, 42,182, 29, 16, 2, 89, 0, 0, 44, 31, 30, 17, 3, 90, |
0, 46, 45, 32, 18, 5, 4, 91, 90, 57, 47, 33, 20, 19, 6, 0, |
91, 49, 48, 35, 34, 21, 7, 0, 0, 0, 50, 36, 22, 8, 9, 0, |
0, 51, 37, 23, 24, 11, 10, 0, 0, 52, 53, 38, 39, 25, 12, 0, |
122, 89, 40,120, 26, 13, 0, 0, 58, 54, 28, 27, 0, 43, 0, 0, |
85, 86, 90, 91, 92, 93, 14, 94, 95, 79,183, 75, 71,121, 0,123, |
82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99, |
0, 0, 0, 65, 99, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,255, |
0, 0, 92, 90, 85, 0,137, 0, 0, 0, 0, 91, 89,144,115, 0, |
217,100,255, 0, 97,165,164, 0,156, 0, 0,140,115, 0, 0,125, |
173,114, 0,113,152,163,151,126,128,166, 0,140, 0,147, 0,127, |
159,167,115,160,164, 0, 0,116,158, 0,150,166, 0, 0, 0,142, |
157, 0,114,166,168, 0, 0,213,155, 0, 98,113, 0,163, 0,138, |
226, 0, 0, 0, 0, 0,153,140, 0,255, 96, 0, 0, 0,143, 0, |
133, 0,116, 0,143, 0,174,133, 0,107, 0,105,102, 0, 0,112, |
110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119 |
}; |
|
static unsigned char atkbd_set3_keycode[512] = { |
0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60, |
131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62, |
134, 46, 45, 32, 18, 5, 4, 63,135, 57, 47, 33, 20, 19, 6, 64, |
136, 49, 48, 35, 34, 21, 7, 65,137,100, 50, 36, 22, 8, 9, 66, |
125, 51, 37, 23, 24, 11, 10, 67,126, 52, 53, 38, 39, 25, 12, 68, |
113,114, 40, 84, 26, 13, 87, 99, 97, 54, 28, 27, 43, 84, 88, 70, |
108,105,119,103,111,107, 14,110, 0, 79,106, 75, 71,109,102,104, |
82, 83, 80, 76, 77, 72, 69, 98, 0, 96, 81, 0, 78, 73, 55, 85, |
89, 90, 91, 92, 74,185,184,182, 0, 0, 0,125,126,127,112, 0, |
0,139,150,163,165,115,152,150,166,140,160,154,113,114,167,168, |
148,149,147,140, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,255 |
}; |
|
static unsigned char atkbd_unxlate_table[128] = { |
0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13, |
21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27, |
35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42, |
50, 49, 58, 65, 73, 74, 89,124, 17, 41, 88, 5, 6, 4, 12, 3, |
11, 2, 10, 1, 9,119,126,108,117,125,123,107,115,116,121,105, |
114,122,112,113,127, 96, 97,120, 7, 15, 23, 31, 39, 47, 55, 63, |
71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87,111, |
19, 25, 57, 81, 83, 92, 95, 98, 99,100,101,103,104,106,109,110 |
}; |
|
#define ATKBD_CMD_SETLEDS 0x10ed |
#define ATKBD_CMD_GSCANSET 0x11f0 |
#define ATKBD_CMD_SSCANSET 0x10f0 |
#define ATKBD_CMD_GETID 0x02f2 |
#define ATKBD_CMD_SETREP 0x10f3 |
#define ATKBD_CMD_ENABLE 0x00f4 |
#define ATKBD_CMD_RESET_DIS 0x00f5 |
#define ATKBD_CMD_SETALL_MBR 0x00fa |
#define ATKBD_CMD_RESET_BAT 0x02ff |
#define ATKBD_CMD_RESEND 0x00fe |
#define ATKBD_CMD_EX_ENABLE 0x10ea |
#define ATKBD_CMD_EX_SETLEDS 0x20eb |
#define ATKBD_CMD_OK_GETID 0x02e8 |
|
#define ATKBD_RET_ACK 0xfa |
#define ATKBD_RET_NAK 0xfe |
#define ATKBD_RET_BAT 0xaa |
#define ATKBD_RET_EMUL0 0xe0 |
#define ATKBD_RET_EMULX 0x80 |
#define ATKBD_RET_EMUL1 0xe1 |
#define ATKBD_RET_RELEASE 0xf0 |
|
#define ATKBD_KEY_UNKNOWN 0 |
#define ATKBD_KEY_NULL 255 |
|
/* |
* The atkbd control structure |
*/ |
|
struct atkbd { |
unsigned char keycode[512]; |
struct input_dev dev; |
struct serio *serio; |
struct timer_list timer; |
char name[64]; |
char phys[32]; |
unsigned char cmdbuf[4]; |
unsigned char cmdcnt; |
unsigned char set; |
unsigned char release; |
int lastkey; |
volatile signed char ack; |
unsigned char emul; |
unsigned short id; |
unsigned char write; |
unsigned char translated; |
unsigned char resend; |
unsigned char bat_xl; |
unsigned int last; |
unsigned long time; |
}; |
|
/* |
* atkbd_interrupt(). Here takes place processing of data received from |
* the keyboard into events. |
*/ |
|
static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, |
unsigned int flags, struct pt_regs *regs) |
{ |
struct atkbd *atkbd = serio->private; |
unsigned int code = data; |
int value; |
|
#ifdef ATKBD_DEBUG |
printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags); |
#endif |
|
#if !defined(__i386__) && !defined (__x86_64__) |
if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) { |
printk("atkbd.c: frame/parity error: %02x\n", flags); |
serio_write(serio, ATKBD_CMD_RESEND); |
atkbd->resend = 1; |
goto out; |
} |
|
if (!flags && data == ATKBD_RET_ACK) |
atkbd->resend = 0; |
#endif |
|
switch (code) { |
case ATKBD_RET_ACK: |
atkbd->ack = 1; |
goto out; |
case ATKBD_RET_NAK: |
atkbd->ack = -1; |
goto out; |
} |
|
if (atkbd->translated) do { |
|
if (atkbd->emul != 1) { |
if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1) |
break; |
if (code == ATKBD_RET_BAT) { |
if (!atkbd->bat_xl) |
break; |
atkbd->bat_xl = 0; |
} |
if (code == (ATKBD_RET_BAT & 0x7f)) |
atkbd->bat_xl = 1; |
} |
|
if (code < 0x80) { |
code = atkbd_unxlate_table[code]; |
break; |
} |
|
if (atkbd->cmdcnt) |
break; |
|
code = atkbd_unxlate_table[code & 0x7f]; |
atkbd->release = 1; |
|
} while (0); |
|
if (atkbd->cmdcnt) { |
atkbd->cmdbuf[--atkbd->cmdcnt] = code; |
goto out; |
} |
|
switch (code) { |
case ATKBD_RET_BAT: |
serio_rescan(atkbd->serio); |
goto out; |
case ATKBD_RET_EMUL0: |
atkbd->emul = 1; |
goto out; |
case ATKBD_RET_EMUL1: |
atkbd->emul = 2; |
goto out; |
case ATKBD_RET_RELEASE: |
atkbd->release = 1; |
goto out; |
} |
|
if (atkbd->emul) { |
if (--atkbd->emul) |
goto out; |
code |= 0x100; |
} |
|
switch (atkbd->keycode[code]) { |
case ATKBD_KEY_NULL: |
break; |
case ATKBD_KEY_UNKNOWN: |
printk(KERN_WARNING "atkbd.c: Unknown key %s (%s set %d, code %#x, data %#x, on %s).\n", |
atkbd->release ? "released" : "pressed", |
atkbd->translated ? "translated" : "raw", |
atkbd->set, code, data, serio->phys); |
break; |
default: |
value = atkbd->release ? 0 : |
(1 + (!atkbd_softrepeat && test_bit(atkbd->keycode[code], atkbd->dev.key))); |
|
switch (value) { /* Workaround Toshiba laptop multiple keypress */ |
case 0: |
atkbd->last = 0; |
break; |
case 1: |
atkbd->last = code; |
atkbd->time = jiffies26 + (atkbd->dev.rep[REP_DELAY] * HZ + 500) / 1000 / 2; |
break; |
case 2: |
if (!time_after(jiffies26, atkbd->time) && atkbd->last == code) |
value = 1; |
break; |
} |
|
input_regs(&atkbd->dev, regs); |
input_event(&atkbd->dev, EV_KEY, atkbd->keycode[code], value); |
input_sync(&atkbd->dev); |
} |
|
atkbd->release = 0; |
out: |
return IRQ_HANDLED; |
} |
|
/* |
* atkbd_sendbyte() sends a byte to the keyboard, and waits for |
* acknowledge. It doesn't handle resends according to the keyboard |
* protocol specs, because if these are needed, the keyboard needs |
* replacement anyway, and they only make a mess in the protocol. |
*/ |
|
static int atkbd_sendbyte(struct atkbd *atkbd, unsigned char byte) |
{ |
int timeout = 20000; /* 200 msec */ |
atkbd->ack = 0; |
|
#ifdef ATKBD_DEBUG |
printk(KERN_DEBUG "atkbd.c: Sent: %02x\n", byte); |
#endif |
if (serio_write(atkbd->serio, byte)) |
return -1; |
|
while (!atkbd->ack && timeout--) udelay(10); |
|
return -(atkbd->ack <= 0); |
} |
|
/* |
* atkbd_command() sends a command, and its parameters to the keyboard, |
* then waits for the response and puts it in the param array. |
*/ |
|
static int atkbd_command(struct atkbd *atkbd, unsigned char *param, int command) |
{ |
int timeout = 500000; /* 500 msec */ |
int send = (command >> 12) & 0xf; |
int receive = (command >> 8) & 0xf; |
int i; |
|
atkbd->cmdcnt = receive; |
|
if (command == ATKBD_CMD_RESET_BAT) |
timeout = 2000000; /* 2 sec */ |
|
if (command & 0xff) |
if (atkbd_sendbyte(atkbd, command & 0xff)) |
return (atkbd->cmdcnt = 0) - 1; |
|
for (i = 0; i < send; i++) |
if (atkbd_sendbyte(atkbd, param[i])) |
return (atkbd->cmdcnt = 0) - 1; |
|
while (atkbd->cmdcnt && timeout--) { |
|
if (atkbd->cmdcnt == 1 && |
command == ATKBD_CMD_RESET_BAT && timeout > 100000) |
timeout = 100000; |
|
if (atkbd->cmdcnt == 1 && command == ATKBD_CMD_GETID && |
atkbd->cmdbuf[1] != 0xab && atkbd->cmdbuf[1] != 0xac) { |
atkbd->cmdcnt = 0; |
break; |
} |
|
udelay(1); |
} |
|
if (param) |
for (i = 0; i < receive; i++) |
param[i] = atkbd->cmdbuf[(receive - 1) - i]; |
|
if (command == ATKBD_CMD_RESET_BAT && atkbd->cmdcnt == 1) |
atkbd->cmdcnt = 0; |
|
if (atkbd->cmdcnt) { |
atkbd->cmdcnt = 0; |
return -1; |
} |
|
return 0; |
} |
|
/* |
* Event callback from the input module. Events that change the state of |
* the hardware are processed here. |
*/ |
|
static int atkbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) |
{ |
struct atkbd *atkbd = dev->private; |
struct { int p; u8 v; } period[] = |
{ {30, 0x00}, {25, 0x02}, {20, 0x04}, {15, 0x08}, {10, 0x0c}, {7, 0x10}, {5, 0x14}, {0, 0x14} }; |
struct { int d; u8 v; } delay[] = |
{ {1000, 0x60}, {750, 0x40}, {500, 0x20}, {250, 0x00}, {0, 0x00} }; |
char param[2]; |
int i, j; |
|
if (!atkbd->write) |
return -1; |
|
switch (type) { |
|
case EV_LED: |
|
*param = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0) |
| (test_bit(LED_NUML, dev->led) ? 2 : 0) |
| (test_bit(LED_CAPSL, dev->led) ? 4 : 0); |
atkbd_command(atkbd, param, ATKBD_CMD_SETLEDS); |
|
if (atkbd->set == 4) { |
param[0] = 0; |
param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0) |
| (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0) |
| (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0) |
| (test_bit(LED_MISC, dev->led) ? 0x10 : 0) |
| (test_bit(LED_MUTE, dev->led) ? 0x20 : 0); |
atkbd_command(atkbd, param, ATKBD_CMD_EX_SETLEDS); |
} |
|
return 0; |
|
|
case EV_REP: |
|
if (atkbd_softrepeat) return 0; |
|
i = j = 0; |
while (period[i].p > dev->rep[REP_PERIOD]) i++; |
while (delay[j].d > dev->rep[REP_DELAY]) j++; |
dev->rep[REP_PERIOD] = period[i].p; |
dev->rep[REP_DELAY] = delay[j].d; |
param[0] = period[i].v | delay[j].v; |
atkbd_command(atkbd, param, ATKBD_CMD_SETREP); |
|
return 0; |
} |
|
return -1; |
} |
|
/* |
* atkbd_probe() probes for an AT keyboard on a serio port. |
*/ |
|
static int atkbd_probe(struct atkbd *atkbd) |
{ |
unsigned char param[2]; |
|
/* |
* Some systems, where the bit-twiddling when testing the io-lines of the |
* controller may confuse the keyboard need a full reset of the keyboard. On |
* these systems the BIOS also usually doesn't do it for us. |
*/ |
|
if (atkbd_reset) |
if (atkbd_command(atkbd, NULL, ATKBD_CMD_RESET_BAT)) |
printk(KERN_WARNING "atkbd.c: keyboard reset failed on %s\n", atkbd->serio->phys); |
|
/* |
* Then we check the keyboard ID. We should get 0xab83 under normal conditions. |
* Some keyboards report different values, but the first byte is always 0xab or |
* 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this |
* should make sure we don't try to set the LEDs on it. |
*/ |
|
if (atkbd_command(atkbd, param, ATKBD_CMD_GETID)) { |
|
/* |
* If the get ID command failed, we check if we can at least set the LEDs on |
* the keyboard. This should work on every keyboard out there. It also turns |
* the LEDs off, which we want anyway. |
*/ |
param[0] = 0; |
if (atkbd_command(atkbd, param, ATKBD_CMD_SETLEDS)) |
return -1; |
atkbd->id = 0xabba; |
return 0; |
} |
|
if (param[0] != 0xab && param[0] != 0xac) |
return -1; |
atkbd->id = (param[0] << 8) | param[1]; |
|
|
return 0; |
} |
|
/* |
* atkbd_set_3 checks if a keyboard has a working Set 3 support, and |
* sets it into that. Unfortunately there are keyboards that can be switched |
* to Set 3, but don't work well in that (BTC Multimedia ...) |
*/ |
|
static int atkbd_set_3(struct atkbd *atkbd) |
{ |
unsigned char param[2]; |
|
/* |
* For known special keyboards we can go ahead and set the correct set. |
* We check for NCD PS/2 Sun, NorthGate OmniKey 101 and |
* IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards. |
*/ |
|
if (atkbd->translated) |
return 2; |
|
if (atkbd->id == 0xaca1) { |
param[0] = 3; |
atkbd_command(atkbd, param, ATKBD_CMD_SSCANSET); |
return 3; |
} |
|
if (atkbd_set != 2) |
if (!atkbd_command(atkbd, param, ATKBD_CMD_OK_GETID)) { |
atkbd->id = param[0] << 8 | param[1]; |
return 2; |
} |
|
if (atkbd_set == 4) { |
param[0] = 0x71; |
if (!atkbd_command(atkbd, param, ATKBD_CMD_EX_ENABLE)) |
return 4; |
} |
|
if (atkbd_set != 3) |
return 2; |
|
param[0] = 3; |
if (atkbd_command(atkbd, param, ATKBD_CMD_SSCANSET)) |
return 2; |
|
param[0] = 0; |
if (atkbd_command(atkbd, param, ATKBD_CMD_GSCANSET)) |
return 2; |
|
if (param[0] != 3) { |
param[0] = 2; |
if (atkbd_command(atkbd, param, ATKBD_CMD_SSCANSET)) |
return 2; |
} |
|
atkbd_command(atkbd, param, ATKBD_CMD_SETALL_MBR); |
|
return 3; |
} |
|
static int atkbd_enable(struct atkbd *atkbd) |
{ |
unsigned char param[1]; |
|
/* |
* Set the LEDs to a defined state. |
*/ |
|
param[0] = 0; |
if (atkbd_command(atkbd, param, ATKBD_CMD_SETLEDS)) |
return -1; |
|
/* |
* Set autorepeat to fastest possible. |
*/ |
|
param[0] = 0; |
if (atkbd_command(atkbd, param, ATKBD_CMD_SETREP)) |
return -1; |
|
/* |
* Enable the keyboard to receive keystrokes. |
*/ |
|
if (atkbd_command(atkbd, NULL, ATKBD_CMD_ENABLE)) { |
printk(KERN_ERR "atkbd.c: Failed to enable keyboard on %s\n", |
atkbd->serio->phys); |
return -1; |
} |
|
return 0; |
} |
|
/* |
* atkbd_cleanup() restores the keyboard state so that BIOS is happy after a |
* reboot. |
*/ |
|
static void atkbd_cleanup(struct serio *serio) |
{ |
struct atkbd *atkbd = serio->private; |
atkbd_command(atkbd, NULL, ATKBD_CMD_RESET_BAT); |
} |
|
/* |
* atkbd_disconnect() closes and frees. |
*/ |
|
static void atkbd_disconnect(struct serio *serio) |
{ |
struct atkbd *atkbd = serio->private; |
input_unregister_device(&atkbd->dev); |
serio_close(serio); |
kfree(atkbd); |
} |
|
/* |
* atkbd_connect() is called when the serio module finds and interface |
* that isn't handled yet by an appropriate device driver. We check if |
* there is an AT keyboard out there and if yes, we register ourselves |
* to the input module. |
*/ |
|
static void atkbd_connect(struct serio *serio, struct serio_dev *dev) |
{ |
struct atkbd *atkbd; |
int i; |
|
if (!(atkbd = kmalloc(sizeof(struct atkbd), GFP_KERNEL))) |
return; |
memset(atkbd, 0, sizeof(struct atkbd)); |
|
switch (serio->type & SERIO_TYPE) { |
|
case SERIO_8042_XL: |
atkbd->translated = 1; |
case SERIO_8042: |
if (serio->write) |
atkbd->write = 1; |
break; |
case SERIO_RS232: |
if ((serio->type & SERIO_PROTO) == SERIO_PS2SER) |
break; |
default: |
kfree(atkbd); |
return; |
} |
|
if (atkbd->write) { |
atkbd->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_LED) | BIT(EV_REP); |
atkbd->dev.ledbit[0] = BIT(LED_NUML) | BIT(LED_CAPSL) | BIT(LED_SCROLLL); |
} else atkbd->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP); |
|
if (!atkbd_softrepeat) { |
atkbd->dev.rep[REP_DELAY] = 250; |
atkbd->dev.rep[REP_PERIOD] = 33; |
} |
|
atkbd->serio = serio; |
|
init_input_dev(&atkbd->dev); |
|
atkbd->dev.keycode = atkbd->keycode; |
atkbd->dev.keycodesize = sizeof(unsigned char); |
atkbd->dev.keycodemax = ARRAY_SIZE(atkbd_set2_keycode); |
atkbd->dev.event = atkbd_event; |
atkbd->dev.private = atkbd; |
|
serio->private = atkbd; |
|
if (serio_open(serio, dev)) { |
kfree(atkbd); |
return; |
} |
|
if (atkbd->write) { |
|
if (atkbd_probe(atkbd)) { |
serio_close(serio); |
kfree(atkbd); |
return; |
} |
|
atkbd->set = atkbd_set_3(atkbd); |
atkbd_enable(atkbd); |
|
} else { |
atkbd->set = 2; |
atkbd->id = 0xab00; |
} |
|
if (atkbd->set == 4) { |
atkbd->dev.ledbit[0] |= BIT(LED_COMPOSE) | BIT(LED_SUSPEND) | BIT(LED_SLEEP) | BIT(LED_MUTE) | BIT(LED_MISC); |
sprintf26(atkbd->name, "AT Set 2 Extended keyboard"); |
} else |
sprintf26(atkbd->name, "AT %s Set %d keyboard", |
atkbd->translated ? "Translated" : "Raw", atkbd->set); |
|
sprintf26(atkbd->phys, "%s/input0", serio->phys); |
|
if (atkbd->set == 3) |
memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode)); |
else |
memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode)); |
|
atkbd->dev.name = atkbd->name; |
atkbd->dev.phys = atkbd->phys; |
atkbd->dev.id.bustype = BUS_I8042; |
atkbd->dev.id.vendor = 0x0001; |
atkbd->dev.id.product = atkbd->set; |
atkbd->dev.id.version = atkbd->id; |
|
for (i = 0; i < 512; i++) |
if (atkbd->keycode[i] && atkbd->keycode[i] < 255) |
set_bit(atkbd->keycode[i], atkbd->dev.keybit); |
|
input_register_device(&atkbd->dev); |
|
printk(KERN_INFO "input: %s on %s\n", atkbd->name, serio->phys); |
} |
|
|
static struct serio_dev atkbd_dev = { |
.interrupt = atkbd_interrupt, |
.connect = atkbd_connect, |
.disconnect = atkbd_disconnect, |
.cleanup = atkbd_cleanup, |
}; |
|
#ifndef MODULE |
static int __init atkbd_setup_set(char *str) |
{ |
int ints[4]; |
str = get_options(str, ARRAY_SIZE(ints), ints); |
if (ints[0] > 0) atkbd_set = ints[1]; |
return 1; |
} |
static int __init atkbd_setup_reset(char *str) |
{ |
int ints[4]; |
str = get_options(str, ARRAY_SIZE(ints), ints); |
if (ints[0] > 0) atkbd_reset = ints[1]; |
return 1; |
} |
|
__setup("atkbd_set=", atkbd_setup_set); |
__setup("atkbd_reset", atkbd_setup_reset); |
#endif |
|
int __init atkbd_init(void) |
{ |
serio_register_device(&atkbd_dev); |
return 0; |
} |
|
void __exit atkbd_exit(void) |
{ |
serio_unregister_device(&atkbd_dev); |
} |
|
module_init(atkbd_init); |
module_exit(atkbd_exit); |