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/branches/dynload/kernel/genarch/src/kbd/key.c
0,0 → 1,252
/*
* Copyright (c) 2006 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief Key processing.
*/
 
#include <genarch/kbd/key.h>
#include <genarch/kbd/scanc.h>
#ifdef CONFIG_I8042
#include <genarch/kbd/scanc_pc.h>
#endif
#if (defined(CONFIG_Z8530) || defined(CONFIG_NS16550))
#include <genarch/kbd/scanc_sun.h>
#endif
#include <synch/spinlock.h>
#include <console/chardev.h>
#include <macros.h>
 
#define PRESSED_SHIFT (1<<0)
#define PRESSED_CAPSLOCK (1<<1)
#define LOCKED_CAPSLOCK (1<<0)
 
#define ACTIVE_READ_BUFF_SIZE 16 /* Must be power of 2 */
 
chardev_t kbrd;
 
static uint8_t active_read_buff[ACTIVE_READ_BUFF_SIZE];
 
SPINLOCK_INITIALIZE(keylock); /**< keylock protects keyflags and lockflags. */
static volatile int keyflags; /**< Tracking of multiple keypresses. */
static volatile int lockflags; /**< Tracking of multiple keys lockings. */
 
/** Process release of key.
*
* @param sc Scancode of the key being released.
*/
void key_released(uint8_t sc)
{
spinlock_lock(&keylock);
switch (sc) {
case SC_LSHIFT:
case SC_RSHIFT:
keyflags &= ~PRESSED_SHIFT;
break;
case SC_CAPSLOCK:
keyflags &= ~PRESSED_CAPSLOCK;
if (lockflags & LOCKED_CAPSLOCK)
lockflags &= ~LOCKED_CAPSLOCK;
else
lockflags |= LOCKED_CAPSLOCK;
break;
default:
break;
}
spinlock_unlock(&keylock);
}
 
/** Process keypress.
*
* @param sc Scancode of the key being pressed.
*/
void key_pressed(uint8_t sc)
{
char *map = sc_primary_map;
char ascii = sc_primary_map[sc];
bool shift, capslock;
bool letter = false;
 
spinlock_lock(&keylock);
switch (sc) {
case SC_LSHIFT:
case SC_RSHIFT:
keyflags |= PRESSED_SHIFT;
break;
case SC_CAPSLOCK:
keyflags |= PRESSED_CAPSLOCK;
break;
case SC_SPEC_ESCAPE:
break;
case SC_LEFTARR:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x5b);
chardev_push_character(&kbrd, 0x44);
break;
case SC_RIGHTARR:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x5b);
chardev_push_character(&kbrd, 0x43);
break;
case SC_UPARR:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x5b);
chardev_push_character(&kbrd, 0x41);
break;
case SC_DOWNARR:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x5b);
chardev_push_character(&kbrd, 0x42);
break;
case SC_HOME:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x4f);
chardev_push_character(&kbrd, 0x48);
break;
case SC_END:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x4f);
chardev_push_character(&kbrd, 0x46);
break;
case SC_DELETE:
chardev_push_character(&kbrd, 0x1b);
chardev_push_character(&kbrd, 0x5b);
chardev_push_character(&kbrd, 0x33);
chardev_push_character(&kbrd, 0x7e);
break;
default:
letter = islower(ascii);
capslock = (keyflags & PRESSED_CAPSLOCK) ||
(lockflags & LOCKED_CAPSLOCK);
shift = keyflags & PRESSED_SHIFT;
if (letter && capslock)
shift = !shift;
if (shift)
map = sc_secondary_map;
chardev_push_character(&kbrd, map[sc]);
break;
}
spinlock_unlock(&keylock);
}
 
uint8_t active_read_buff_read(void)
{
static int i=0;
i &= (ACTIVE_READ_BUFF_SIZE-1);
if(!active_read_buff[i]) {
return 0;
}
return active_read_buff[i++];
}
 
void active_read_buff_write(uint8_t ch)
{
static int i=0;
active_read_buff[i] = ch;
i++;
i &= (ACTIVE_READ_BUFF_SIZE-1);
active_read_buff[i]=0;
}
 
 
void active_read_key_pressed(uint8_t sc)
{
char *map = sc_primary_map;
char ascii = sc_primary_map[sc];
bool shift, capslock;
bool letter = false;
 
/*spinlock_lock(&keylock);*/
switch (sc) {
case SC_LSHIFT:
case SC_RSHIFT:
keyflags |= PRESSED_SHIFT;
break;
case SC_CAPSLOCK:
keyflags |= PRESSED_CAPSLOCK;
break;
case SC_SPEC_ESCAPE:
break;
case SC_LEFTARR:
active_read_buff_write(0x1b);
active_read_buff_write(0x5b);
active_read_buff_write(0x44);
break;
case SC_RIGHTARR:
active_read_buff_write(0x1b);
active_read_buff_write(0x5b);
active_read_buff_write(0x43);
break;
case SC_UPARR:
active_read_buff_write(0x1b);
active_read_buff_write(0x5b);
active_read_buff_write(0x41);
break;
case SC_DOWNARR:
active_read_buff_write(0x1b);
active_read_buff_write(0x5b);
active_read_buff_write(0x42);
break;
case SC_HOME:
active_read_buff_write(0x1b);
active_read_buff_write(0x4f);
active_read_buff_write(0x48);
break;
case SC_END:
active_read_buff_write(0x1b);
active_read_buff_write(0x4f);
active_read_buff_write(0x46);
break;
case SC_DELETE:
active_read_buff_write(0x1b);
active_read_buff_write(0x5b);
active_read_buff_write(0x33);
active_read_buff_write(0x7e);
break;
default:
letter = islower(ascii);
capslock = (keyflags & PRESSED_CAPSLOCK) ||
(lockflags & LOCKED_CAPSLOCK);
shift = keyflags & PRESSED_SHIFT;
if (letter && capslock)
shift = !shift;
if (shift)
map = sc_secondary_map;
active_read_buff_write(map[sc]);
break;
}
/*spinlock_unlock(&keylock);*/
 
}
 
/** @}
*/
/branches/dynload/kernel/genarch/src/kbd/i8042.c
0,0 → 1,240
/*
* Copyright (c) 2001-2004 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief i8042 processor driver.
*
* It takes care of low-level keyboard functions.
*/
 
#include <genarch/kbd/i8042.h>
#include <genarch/kbd/key.h>
#include <genarch/kbd/scanc.h>
#include <genarch/kbd/scanc_pc.h>
#include <arch/drivers/i8042.h>
#include <cpu.h>
#include <arch/asm.h>
#include <arch.h>
#include <console/chardev.h>
#include <console/console.h>
#include <interrupt.h>
#include <sysinfo/sysinfo.h>
#include <ipc/irq.h>
 
/* Keyboard commands. */
#define KBD_ENABLE 0xf4
#define KBD_DISABLE 0xf5
#define KBD_ACK 0xfa
 
/*
* 60 Write 8042 Command Byte: next data byte written to port 60h is
* placed in 8042 command register. Format:
*
* |7|6|5|4|3|2|1|0|8042 Command Byte
* | | | | | | | `---- 1=enable output register full interrupt
* | | | | | | `----- should be 0
* | | | | | `------ 1=set status register system, 0=clear
* | | | | `------- 1=override keyboard inhibit, 0=allow inhibit
* | | | `-------- disable keyboard I/O by driving clock line low
* | | `--------- disable auxiliary device, drives clock line low
* | `---------- IBM scancode translation 0=AT, 1=PC/XT
* `----------- reserved, should be 0
*/
 
#define i8042_SET_COMMAND 0x60
#define i8042_COMMAND 0x69
 
#define i8042_BUFFER_FULL_MASK 0x01
#define i8042_WAIT_MASK 0x02
#define i8042_MOUSE_DATA 0x20
 
static void i8042_suspend(chardev_t *);
static void i8042_resume(chardev_t *);
 
static chardev_operations_t ops = {
.suspend = i8042_suspend,
.resume = i8042_resume,
.read = i8042_key_read
};
 
/** Structure for i8042's IRQ. */
static irq_t i8042_kbd_irq;
static irq_t i8042_mouse_irq;
 
void i8042_grab(void)
{
ipl_t ipl = interrupts_disable();
spinlock_lock(&i8042_kbd_irq.lock);
i8042_kbd_irq.notif_cfg.notify = false;
spinlock_unlock(&i8042_kbd_irq.lock);
spinlock_lock(&i8042_mouse_irq.lock);
i8042_mouse_irq.notif_cfg.notify = false;
spinlock_unlock(&i8042_mouse_irq.lock);
interrupts_restore(ipl);
}
 
void i8042_release(void)
{
ipl_t ipl = interrupts_disable();
spinlock_lock(&i8042_kbd_irq.lock);
if (i8042_kbd_irq.notif_cfg.answerbox)
i8042_kbd_irq.notif_cfg.notify = true;
spinlock_unlock(&i8042_kbd_irq.lock);
spinlock_lock(&i8042_mouse_irq.lock);
if (i8042_mouse_irq.notif_cfg.answerbox)
i8042_mouse_irq.notif_cfg.notify = true;
spinlock_unlock(&i8042_mouse_irq.lock);
interrupts_restore(ipl);
}
 
static irq_ownership_t i8042_claim(void)
{
return IRQ_ACCEPT;
}
 
static void i8042_irq_handler(irq_t *irq, void *arg, ...)
{
if (irq->notif_cfg.notify && irq->notif_cfg.answerbox)
ipc_irq_send_notif(irq);
else {
uint8_t data;
uint8_t status;
while (((status = i8042_status_read()) & i8042_BUFFER_FULL_MASK)) {
data = i8042_data_read();
if ((status & i8042_MOUSE_DATA))
continue;
 
if (data & KEY_RELEASE)
key_released(data ^ KEY_RELEASE);
else
key_pressed(data);
}
}
}
 
/** Initialize i8042. */
void i8042_init(devno_t kbd_devno, inr_t kbd_inr, devno_t mouse_devno, inr_t mouse_inr)
{
chardev_initialize("i8042_kbd", &kbrd, &ops);
stdin = &kbrd;
irq_initialize(&i8042_kbd_irq);
i8042_kbd_irq.devno = kbd_devno;
i8042_kbd_irq.inr = kbd_inr;
i8042_kbd_irq.claim = i8042_claim;
i8042_kbd_irq.handler = i8042_irq_handler;
irq_register(&i8042_kbd_irq);
irq_initialize(&i8042_mouse_irq);
i8042_mouse_irq.devno = mouse_devno;
i8042_mouse_irq.inr = mouse_inr;
i8042_mouse_irq.claim = i8042_claim;
i8042_mouse_irq.handler = i8042_irq_handler;
irq_register(&i8042_mouse_irq);
#ifndef ia64
trap_virtual_enable_irqs(1 << kbd_inr);
trap_virtual_enable_irqs(1 << mouse_inr);
#endif
/*
* Clear input buffer.
* Number of iterations is limited to prevent infinite looping.
*/
int i;
for (i = 0; (i8042_status_read() & i8042_BUFFER_FULL_MASK) && i < 100; i++) {
i8042_data_read();
}
sysinfo_set_item_val("kbd", NULL, true);
sysinfo_set_item_val("kbd.devno", NULL, kbd_devno);
sysinfo_set_item_val("kbd.inr", NULL, kbd_inr);
sysinfo_set_item_val("mouse", NULL, true);
sysinfo_set_item_val("mouse.devno", NULL, mouse_devno);
sysinfo_set_item_val("mouse.inr", NULL, mouse_inr);
i8042_grab();
}
 
/* Called from getc(). */
void i8042_resume(chardev_t *d)
{
}
 
/* Called from getc(). */
void i8042_suspend(chardev_t *d)
{
}
 
char i8042_key_read(chardev_t *d)
{
char ch;
 
while(!(ch = active_read_buff_read())) {
uint8_t x;
while (!(i8042_status_read() & i8042_BUFFER_FULL_MASK))
;
x = i8042_data_read();
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
active_read_key_pressed(x);
}
return ch;
}
 
/** Poll for key press and release events.
*
* This function can be used to implement keyboard polling.
*/
void i8042_poll(void)
{
uint8_t x;
 
while (((x = i8042_status_read() & i8042_BUFFER_FULL_MASK))) {
x = i8042_data_read();
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
key_pressed(x);
}
}
 
/** @}
*/
/branches/dynload/kernel/genarch/src/kbd/ns16550.c
0,0 → 1,224
/*
* Copyright (c) 2001-2006 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief NS 16550 serial port / keyboard driver.
*/
 
#include <genarch/kbd/ns16550.h>
#include <genarch/kbd/key.h>
#include <genarch/kbd/scanc.h>
#include <genarch/kbd/scanc_sun.h>
#include <arch/drivers/kbd.h>
#include <arch/drivers/ns16550.h>
#include <ddi/irq.h>
#include <ipc/irq.h>
#include <cpu.h>
#include <arch/asm.h>
#include <arch.h>
#include <console/chardev.h>
#include <console/console.h>
#include <interrupt.h>
#include <arch/interrupt.h>
#include <sysinfo/sysinfo.h>
#include <synch/spinlock.h>
 
#define LSR_DATA_READY 0x01
 
/** Structure representing the ns16550. */
static ns16550_t ns16550;
 
/** Structure for ns16550's IRQ. */
static irq_t ns16550_irq;
 
/*
* These codes read from ns16550 data register are silently ignored.
*/
#define IGNORE_CODE 0x7f /* all keys up */
 
static void ns16550_suspend(chardev_t *);
static void ns16550_resume(chardev_t *);
 
static chardev_operations_t ops = {
.suspend = ns16550_suspend,
.resume = ns16550_resume,
.read = ns16550_key_read
};
 
void ns16550_interrupt(void);
 
/** Initialize keyboard and service interrupts using kernel routine */
void ns16550_grab(void)
{
ipl_t ipl = interrupts_disable();
 
ns16550_ier_write(&ns16550, IER_ERBFI); /* enable receiver interrupt */
while (ns16550_lsr_read(&ns16550) & LSR_DATA_READY)
(void) ns16550_rbr_read(&ns16550);
 
spinlock_lock(&ns16550_irq.lock);
ns16550_irq.notif_cfg.notify = false;
spinlock_unlock(&ns16550_irq.lock);
interrupts_restore(ipl);
}
 
/** Resume the former interrupt vector */
void ns16550_release(void)
{
ipl_t ipl = interrupts_disable();
spinlock_lock(&ns16550_irq.lock);
if (ns16550_irq.notif_cfg.answerbox)
ns16550_irq.notif_cfg.notify = true;
spinlock_unlock(&ns16550_irq.lock);
interrupts_restore(ipl);
}
 
/** Initialize ns16550.
*
* @param devno Device number.
* @param inr Interrupt number.
* @param vaddr Virtual address of device's registers.
*/
void ns16550_init(devno_t devno, inr_t inr, uintptr_t vaddr)
{
chardev_initialize("ns16550_kbd", &kbrd, &ops);
stdin = &kbrd;
ns16550.devno = devno;
ns16550.reg = (uint8_t *) vaddr;
irq_initialize(&ns16550_irq);
ns16550_irq.devno = devno;
ns16550_irq.inr = inr;
ns16550_irq.claim = ns16550_claim;
ns16550_irq.handler = ns16550_irq_handler;
irq_register(&ns16550_irq);
sysinfo_set_item_val("kbd", NULL, true);
sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550);
sysinfo_set_item_val("kbd.devno", NULL, devno);
sysinfo_set_item_val("kbd.inr", NULL, inr);
sysinfo_set_item_val("kbd.address.virtual", NULL, vaddr);
ns16550_grab();
}
 
/** Process ns16550 interrupt. */
void ns16550_interrupt(void)
{
/* TODO
*
* ns16550 works in the polled mode so far.
*/
}
 
/* Called from getc(). */
void ns16550_resume(chardev_t *d)
{
}
 
/* Called from getc(). */
void ns16550_suspend(chardev_t *d)
{
}
 
char ns16550_key_read(chardev_t *d)
{
char ch;
 
while(!(ch = active_read_buff_read())) {
uint8_t x;
while (!(ns16550_lsr_read(&ns16550) & LSR_DATA_READY))
;
x = ns16550_rbr_read(&ns16550);
if (x != IGNORE_CODE) {
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
active_read_key_pressed(x);
}
}
return ch;
}
 
/** Poll for key press and release events.
*
* This function can be used to implement keyboard polling.
*/
void ns16550_poll(void)
{
ipl_t ipl;
 
ipl = interrupts_disable();
spinlock_lock(&ns16550_irq.lock);
 
if (ns16550_lsr_read(&ns16550) & LSR_DATA_READY) {
if (ns16550_irq.notif_cfg.notify && ns16550_irq.notif_cfg.answerbox) {
/*
* Send IPC notification.
*/
ipc_irq_send_notif(&ns16550_irq);
spinlock_unlock(&ns16550_irq.lock);
interrupts_restore(ipl);
return;
}
}
 
spinlock_unlock(&ns16550_irq.lock);
interrupts_restore(ipl);
 
while (ns16550_lsr_read(&ns16550) & LSR_DATA_READY) {
uint8_t x;
x = ns16550_rbr_read(&ns16550);
if (x != IGNORE_CODE) {
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
key_pressed(x);
}
}
}
 
irq_ownership_t ns16550_claim(void)
{
return (ns16550_lsr_read(&ns16550) & LSR_DATA_READY);
}
 
void ns16550_irq_handler(irq_t *irq, void *arg, ...)
{
panic("Not yet implemented, ns16550 works in polled mode.\n");
}
 
/** @}
*/
/branches/dynload/kernel/genarch/src/kbd/z8530.c
0,0 → 1,215
/*
* Copyright (c) 2001-2004 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief Zilog 8530 serial port / keyboard driver.
*/
 
#include <genarch/kbd/z8530.h>
#include <genarch/kbd/key.h>
#include <genarch/kbd/scanc.h>
#include <genarch/kbd/scanc_sun.h>
#include <arch/drivers/z8530.h>
#include <ddi/irq.h>
#include <ipc/irq.h>
#include <arch/interrupt.h>
#include <arch/drivers/kbd.h>
#include <arch/drivers/fhc.h>
#include <cpu.h>
#include <arch/asm.h>
#include <arch.h>
#include <console/chardev.h>
#include <console/console.h>
#include <interrupt.h>
#include <sysinfo/sysinfo.h>
#include <print.h>
 
/*
* These codes read from z8530 data register are silently ignored.
*/
#define IGNORE_CODE 0x7f /* all keys up */
 
static z8530_t z8530; /**< z8530 device structure. */
static irq_t z8530_irq; /**< z8530's IRQ. */
 
static void z8530_suspend(chardev_t *);
static void z8530_resume(chardev_t *);
 
static chardev_operations_t ops = {
.suspend = z8530_suspend,
.resume = z8530_resume,
.read = z8530_key_read
};
 
/** Initialize keyboard and service interrupts using kernel routine. */
void z8530_grab(void)
{
ipl_t ipl = interrupts_disable();
 
(void) z8530_read_a(&z8530, RR8);
 
/*
* Clear any pending TX interrupts or we never manage
* to set FHC UART interrupt state to idle.
*/
z8530_write_a(&z8530, WR0, WR0_TX_IP_RST);
 
z8530_write_a(&z8530, WR1, WR1_IARCSC); /* interrupt on all characters */
 
/* 8 bits per character and enable receiver */
z8530_write_a(&z8530, WR3, WR3_RX8BITSCH | WR3_RX_ENABLE);
z8530_write_a(&z8530, WR9, WR9_MIE); /* Master Interrupt Enable. */
spinlock_lock(&z8530_irq.lock);
z8530_irq.notif_cfg.notify = false;
spinlock_unlock(&z8530_irq.lock);
interrupts_restore(ipl);
}
 
/** Resume the former IPC notification behavior. */
void z8530_release(void)
{
ipl_t ipl = interrupts_disable();
spinlock_lock(&z8530_irq.lock);
if (z8530_irq.notif_cfg.answerbox)
z8530_irq.notif_cfg.notify = true;
spinlock_unlock(&z8530_irq.lock);
interrupts_restore(ipl);
}
 
/** Initialize z8530. */
void z8530_init(devno_t devno, inr_t inr, uintptr_t vaddr)
{
chardev_initialize("z8530_kbd", &kbrd, &ops);
stdin = &kbrd;
 
z8530.devno = devno;
z8530.reg = (uint8_t *) vaddr;
 
irq_initialize(&z8530_irq);
z8530_irq.devno = devno;
z8530_irq.inr = inr;
z8530_irq.claim = z8530_claim;
z8530_irq.handler = z8530_irq_handler;
irq_register(&z8530_irq);
 
sysinfo_set_item_val("kbd", NULL, true);
sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530);
sysinfo_set_item_val("kbd.devno", NULL, devno);
sysinfo_set_item_val("kbd.inr", NULL, inr);
sysinfo_set_item_val("kbd.address.virtual", NULL, vaddr);
 
z8530_grab();
}
 
/** Process z8530 interrupt.
*
* @param n Interrupt vector.
* @param istate Interrupted state.
*/
void z8530_interrupt(void)
{
z8530_poll();
}
 
/* Called from getc(). */
void z8530_resume(chardev_t *d)
{
}
 
/* Called from getc(). */
void z8530_suspend(chardev_t *d)
{
}
 
char z8530_key_read(chardev_t *d)
{
char ch;
 
while(!(ch = active_read_buff_read())) {
uint8_t x;
while (!(z8530_read_a(&z8530, RR0) & RR0_RCA))
;
x = z8530_read_a(&z8530, RR8);
if (x != IGNORE_CODE) {
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
active_read_key_pressed(x);
}
}
return ch;
}
 
/** Poll for key press and release events.
*
* This function can be used to implement keyboard polling.
*/
void z8530_poll(void)
{
uint8_t x;
 
while (z8530_read_a(&z8530, RR0) & RR0_RCA) {
x = z8530_read_a(&z8530, RR8);
if (x != IGNORE_CODE) {
if (x & KEY_RELEASE)
key_released(x ^ KEY_RELEASE);
else
key_pressed(x);
}
}
}
 
irq_ownership_t z8530_claim(void)
{
return (z8530_read_a(&z8530, RR0) & RR0_RCA);
}
 
void z8530_irq_handler(irq_t *irq, void *arg, ...)
{
/*
* So far, we know we got this interrupt through the FHC.
* Since we don't have enough documentation about the FHC
* and because the interrupt looks like level sensitive,
* we cannot handle it by scheduling one of the level
* interrupt traps. Process the interrupt directly.
*/
if (irq->notif_cfg.notify && irq->notif_cfg.answerbox)
ipc_irq_send_notif(irq);
else
z8530_interrupt();
fhc_clear_interrupt(central_fhc, irq->inr);
}
 
/** @}
*/
/branches/dynload/kernel/genarch/src/kbd/scanc_pc.c
0,0 → 1,200
/*
* Copyright (c) 2006 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief Scan codes for pc keyboards.
*/
 
#include <genarch/kbd/scanc.h>
 
/** Primary meaning of scancodes. */
char sc_primary_map[] = {
SPECIAL, /* 0x00 */
SPECIAL, /* 0x01 - Esc */
'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=',
'\b', /* 0x0e - Backspace */
'\t', 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n',
SPECIAL, /* 0x1d - LCtrl */
'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'',
'`',
SPECIAL, /* 0x2a - LShift */
'\\',
'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
SPECIAL, /* 0x36 - RShift */
'*',
SPECIAL, /* 0x38 - LAlt */
' ',
SPECIAL, /* 0x3a - CapsLock */
SPECIAL, /* 0x3b - F1 */
SPECIAL, /* 0x3c - F2 */
SPECIAL, /* 0x3d - F3 */
SPECIAL, /* 0x3e - F4 */
SPECIAL, /* 0x3f - F5 */
SPECIAL, /* 0x40 - F6 */
SPECIAL, /* 0x41 - F7 */
SPECIAL, /* 0x42 - F8 */
SPECIAL, /* 0x43 - F9 */
SPECIAL, /* 0x44 - F10 */
SPECIAL, /* 0x45 - NumLock */
SPECIAL, /* 0x46 - ScrollLock */
'7', '8', '9', '-',
'4', '5', '6', '+',
'1', '2', '3',
'0', '.',
SPECIAL, /* 0x54 - Alt-SysRq */
SPECIAL, /* 0x55 - F11/F12/PF1/FN */
SPECIAL, /* 0x56 - unlabelled key next to LAlt */
SPECIAL, /* 0x57 - F11 */
SPECIAL, /* 0x58 - F12 */
SPECIAL, /* 0x59 */
SPECIAL, /* 0x5a */
SPECIAL, /* 0x5b */
SPECIAL, /* 0x5c */
SPECIAL, /* 0x5d */
SPECIAL, /* 0x5e */
SPECIAL, /* 0x5f */
SPECIAL, /* 0x60 */
SPECIAL, /* 0x61 */
SPECIAL, /* 0x62 */
SPECIAL, /* 0x63 */
SPECIAL, /* 0x64 */
SPECIAL, /* 0x65 */
SPECIAL, /* 0x66 */
SPECIAL, /* 0x67 */
SPECIAL, /* 0x68 */
SPECIAL, /* 0x69 */
SPECIAL, /* 0x6a */
SPECIAL, /* 0x6b */
SPECIAL, /* 0x6c */
SPECIAL, /* 0x6d */
SPECIAL, /* 0x6e */
SPECIAL, /* 0x6f */
SPECIAL, /* 0x70 */
SPECIAL, /* 0x71 */
SPECIAL, /* 0x72 */
SPECIAL, /* 0x73 */
SPECIAL, /* 0x74 */
SPECIAL, /* 0x75 */
SPECIAL, /* 0x76 */
SPECIAL, /* 0x77 */
SPECIAL, /* 0x78 */
SPECIAL, /* 0x79 */
SPECIAL, /* 0x7a */
SPECIAL, /* 0x7b */
SPECIAL, /* 0x7c */
SPECIAL, /* 0x7d */
SPECIAL, /* 0x7e */
SPECIAL, /* 0x7f */
};
 
/** Secondary meaning of scancodes. */
char sc_secondary_map[] = {
SPECIAL, /* 0x00 */
SPECIAL, /* 0x01 - Esc */
'!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+',
SPECIAL, /* 0x0e - Backspace */
'\t', 'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n',
SPECIAL, /* 0x1d - LCtrl */
'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"',
'~',
SPECIAL, /* 0x2a - LShift */
'|',
'Z', 'X', 'C', 'V', 'B', 'N', 'M', '<', '>', '?',
SPECIAL, /* 0x36 - RShift */
'*',
SPECIAL, /* 0x38 - LAlt */
' ',
SPECIAL, /* 0x3a - CapsLock */
SPECIAL, /* 0x3b - F1 */
SPECIAL, /* 0x3c - F2 */
SPECIAL, /* 0x3d - F3 */
SPECIAL, /* 0x3e - F4 */
SPECIAL, /* 0x3f - F5 */
SPECIAL, /* 0x40 - F6 */
SPECIAL, /* 0x41 - F7 */
SPECIAL, /* 0x42 - F8 */
SPECIAL, /* 0x43 - F9 */
SPECIAL, /* 0x44 - F10 */
SPECIAL, /* 0x45 - NumLock */
SPECIAL, /* 0x46 - ScrollLock */
'7', '8', '9', '-',
'4', '5', '6', '+',
'1', '2', '3',
'0', '.',
SPECIAL, /* 0x54 - Alt-SysRq */
SPECIAL, /* 0x55 - F11/F12/PF1/FN */
SPECIAL, /* 0x56 - unlabelled key next to LAlt */
SPECIAL, /* 0x57 - F11 */
SPECIAL, /* 0x58 - F12 */
SPECIAL, /* 0x59 */
SPECIAL, /* 0x5a */
SPECIAL, /* 0x5b */
SPECIAL, /* 0x5c */
SPECIAL, /* 0x5d */
SPECIAL, /* 0x5e */
SPECIAL, /* 0x5f */
SPECIAL, /* 0x60 */
SPECIAL, /* 0x61 */
SPECIAL, /* 0x62 */
SPECIAL, /* 0x63 */
SPECIAL, /* 0x64 */
SPECIAL, /* 0x65 */
SPECIAL, /* 0x66 */
SPECIAL, /* 0x67 */
SPECIAL, /* 0x68 */
SPECIAL, /* 0x69 */
SPECIAL, /* 0x6a */
SPECIAL, /* 0x6b */
SPECIAL, /* 0x6c */
SPECIAL, /* 0x6d */
SPECIAL, /* 0x6e */
SPECIAL, /* 0x6f */
SPECIAL, /* 0x70 */
SPECIAL, /* 0x71 */
SPECIAL, /* 0x72 */
SPECIAL, /* 0x73 */
SPECIAL, /* 0x74 */
SPECIAL, /* 0x75 */
SPECIAL, /* 0x76 */
SPECIAL, /* 0x77 */
SPECIAL, /* 0x78 */
SPECIAL, /* 0x79 */
SPECIAL, /* 0x7a */
SPECIAL, /* 0x7b */
SPECIAL, /* 0x7c */
SPECIAL, /* 0x7d */
SPECIAL, /* 0x7e */
SPECIAL, /* 0x7f */
};
 
/** @}
*/
/branches/dynload/kernel/genarch/src/kbd/scanc_sun.c
0,0 → 1,304
/*
* Copyright (c) 2006 Jakub Jermar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup genarch
* @{
*/
/**
* @file
* @brief Scan codes for Sun keyboards.
*/
 
#include <genarch/kbd/scanc.h>
 
/** Primary meaning of scancodes. */
char sc_primary_map[] = {
[0x00] = SPECIAL,
[0x01] = SPECIAL,
[0x02] = SPECIAL,
[0x03] = SPECIAL,
[0x04] = SPECIAL,
[0x05] = SPECIAL, /* F1 */
[0x06] = SPECIAL, /* F2 */
[0x07] = SPECIAL, /* F10 */
[0x08] = SPECIAL, /* F3 */
[0x09] = SPECIAL, /* F11 */
[0x0a] = SPECIAL, /* F4 */
[0x0b] = SPECIAL, /* F12 */
[0x0c] = SPECIAL, /* F5 */
[0x0d] = SPECIAL, /* RAlt */
[0x0e] = SPECIAL, /* F6 */
[0x0f] = SPECIAL,
[0x10] = SPECIAL, /* F7 */
[0x11] = SPECIAL, /* F8 */
[0x12] = SPECIAL, /* F9 */
[0x13] = SPECIAL, /* LAlt */
[0x14] = SPECIAL, /* Up Arrow */
[0x15] = SPECIAL, /* Pause */
[0x16] = SPECIAL,
[0x17] = SPECIAL, /* Scroll Lock */
[0x18] = SPECIAL, /* Left Arrow */
[0x19] = SPECIAL,
[0x1a] = SPECIAL,
[0x1b] = SPECIAL, /* Down Arrow */
[0x1c] = SPECIAL, /* Right Arrow */
[0x1d] = SPECIAL, /* Esc */
[0x1e] = '1',
[0x1f] = '2',
[0x20] = '3',
[0x21] = '4',
[0x22] = '5',
[0x23] = '6',
[0x24] = '7',
[0x25] = '8',
[0x26] = '9',
[0x27] = '0',
[0x28] = '-',
[0x29] = '=',
[0x2a] = '`',
[0x2b] = '\b', /* Backspace */
[0x2c] = SPECIAL, /* Insert */
[0x2d] = SPECIAL,
[0x2e] = '/', /* numeric keypad */
[0x2f] = '*', /* numeric keypad */
[0x30] = SPECIAL,
[0x31] = SPECIAL,
[0x32] = '.', /* numeric keypad */
[0x33] = SPECIAL,
[0x34] = SPECIAL, /* Home */
[0x35] = '\t', /* Tab */
[0x36] = 'q',
[0x37] = 'w',
[0x38] = 'e',
[0x39] = 'r',
[0x3a] = 't',
[0x3b] = 'y',
[0x3c] = 'u',
[0x3d] = 'i',
[0x3e] = 'o',
[0x3f] = 'p',
[0x40] = '[',
[0x41] = ']',
[0x42] = SPECIAL, /* Del */
[0x43] = SPECIAL,
[0x44] = '7', /* numeric keypad */
[0x45] = '8', /* numeric keypad */
[0x46] = '9', /* numeric keypad */
[0x47] = '-', /* numeric keypad */
[0x48] = SPECIAL,
[0x49] = SPECIAL,
[0x4a] = SPECIAL, /* End */
[0x4b] = SPECIAL,
[0x4c] = SPECIAL, /* Control */
[0x4d] = 'a',
[0x4e] = 's',
[0x4f] = 'd',
[0x50] = 'f',
[0x51] = 'g',
[0x52] = 'h',
[0x53] = 'j',
[0x54] = 'k',
[0x55] = 'l',
[0x56] = ';',
[0x57] = '\'',
[0x58] = '\\',
[0x59] = '\n', /* Enter */
[0x5a] = '\n', /* Enter on numeric keypad */
[0x5b] = '4', /* numeric keypad */
[0x5c] = '5', /* numeric keypad */
[0x5d] = '6', /* numeric keypad */
[0x5e] = '0', /* numeric keypad */
[0x5f] = SPECIAL,
[0x60] = SPECIAL, /* Page Up */
[0x61] = SPECIAL,
[0x62] = SPECIAL, /* Num Lock */
[0x63] = SPECIAL, /* LShift */
[0x64] = 'z',
[0x65] = 'x',
[0x66] = 'c',
[0x67] = 'v',
[0x68] = 'b',
[0x69] = 'n',
[0x6a] = 'm',
[0x6b] = ',',
[0x6c] = '.',
[0x6d] = '/',
[0x6e] = SPECIAL, /* RShift */
[0x6f] = SPECIAL,
[0x70] = '1', /* numeric keypad */
[0x71] = '2', /* numeric keypad */
[0x72] = '3', /* numeric keypad */
[0x73] = SPECIAL,
[0x74] = SPECIAL,
[0x75] = SPECIAL,
[0x76] = SPECIAL,
[0x77] = SPECIAL, /* Caps Lock */
[0x78] = SPECIAL,
[0x79] = ' ',
[0x7a] = SPECIAL,
[0x7b] = SPECIAL, /* Page Down */
[0x7c] = SPECIAL,
[0x7d] = '+', /* numeric key pad */
[0x7e] = SPECIAL,
[0x7f] = SPECIAL
};
 
/** Secondary meaning of scancodes. */
char sc_secondary_map[] = {
[0x00] = SPECIAL,
[0x01] = SPECIAL,
[0x02] = SPECIAL,
[0x03] = SPECIAL,
[0x04] = SPECIAL,
[0x05] = SPECIAL, /* F1 */
[0x06] = SPECIAL, /* F2 */
[0x07] = SPECIAL, /* F10 */
[0x08] = SPECIAL, /* F3 */
[0x09] = SPECIAL, /* F11 */
[0x0a] = SPECIAL, /* F4 */
[0x0b] = SPECIAL, /* F12 */
[0x0c] = SPECIAL, /* F5 */
[0x0d] = SPECIAL, /* RAlt */
[0x0e] = SPECIAL, /* F6 */
[0x0f] = SPECIAL,
[0x10] = SPECIAL, /* F7 */
[0x11] = SPECIAL, /* F8 */
[0x12] = SPECIAL, /* F9 */
[0x13] = SPECIAL, /* LAlt */
[0x14] = SPECIAL, /* Up Arrow */
[0x15] = SPECIAL, /* Pause */
[0x16] = SPECIAL,
[0x17] = SPECIAL, /* Scroll Lock */
[0x18] = SPECIAL, /* Left Arrow */
[0x19] = SPECIAL,
[0x1a] = SPECIAL,
[0x1b] = SPECIAL, /* Down Arrow */
[0x1c] = SPECIAL, /* Right Arrow */
[0x1d] = SPECIAL, /* Esc */
[0x1e] = '!',
[0x1f] = '@',
[0x20] = '#',
[0x21] = '$',
[0x22] = '%',
[0x23] = '^',
[0x24] = '&',
[0x25] = '*',
[0x26] = '(',
[0x27] = ')',
[0x28] = '_',
[0x29] = '+',
[0x2a] = '~',
[0x2b] = SPECIAL, /* Backspace */
[0x2c] = SPECIAL, /* Insert */
[0x2d] = SPECIAL,
[0x2e] = '/', /* numeric keypad */
[0x2f] = '*', /* numeric keypad */
[0x30] = SPECIAL,
[0x31] = SPECIAL,
[0x32] = '.', /* numeric keypad */
[0x33] = SPECIAL,
[0x34] = SPECIAL, /* Home */
[0x35] = SPECIAL, /* Tab */
[0x36] = 'Q',
[0x37] = 'W',
[0x38] = 'E',
[0x39] = 'R',
[0x3a] = 'T',
[0x3b] = 'Y',
[0x3c] = 'U',
[0x3d] = 'I',
[0x3e] = 'O',
[0x3f] = 'P',
[0x40] = '{',
[0x41] = '}',
[0x42] = SPECIAL, /* Del */
[0x43] = SPECIAL,
[0x44] = '7', /* numeric keypad */
[0x45] = '8', /* numeric keypad */
[0x46] = '9', /* numeric keypad */
[0x47] = '-', /* numeric keypad */
[0x48] = SPECIAL,
[0x49] = SPECIAL,
[0x4a] = SPECIAL, /* End */
[0x4b] = SPECIAL,
[0x4c] = SPECIAL, /* Control */
[0x4d] = 'A',
[0x4e] = 'S',
[0x4f] = 'D',
[0x50] = 'F',
[0x51] = 'G',
[0x52] = 'H',
[0x53] = 'J',
[0x54] = 'K',
[0x55] = 'L',
[0x56] = ':',
[0x57] = '"',
[0x58] = '|',
[0x59] = SPECIAL, /* Enter */
[0x5a] = SPECIAL, /* Enter on numeric keypad */
[0x5b] = '4', /* numeric keypad */
[0x5c] = '5', /* numeric keypad */
[0x5d] = '6', /* numeric keypad */
[0x5e] = '0', /* numeric keypad */
[0x5f] = SPECIAL,
[0x60] = SPECIAL, /* Page Up */
[0x61] = SPECIAL,
[0x62] = SPECIAL, /* Num Lock */
[0x63] = SPECIAL, /* LShift */
[0x64] = 'Z',
[0x65] = 'X',
[0x66] = 'C',
[0x67] = 'V',
[0x68] = 'B',
[0x69] = 'N',
[0x6a] = 'M',
[0x6b] = '<',
[0x6c] = '>',
[0x6d] = '?',
[0x6e] = SPECIAL, /* RShift */
[0x6f] = SPECIAL,
[0x70] = '1', /* numeric keypad */
[0x71] = '2', /* numeric keypad */
[0x72] = '3', /* numeric keypad */
[0x73] = SPECIAL,
[0x74] = SPECIAL,
[0x75] = SPECIAL,
[0x76] = SPECIAL,
[0x77] = SPECIAL, /* Caps Lock */
[0x78] = SPECIAL,
[0x79] = ' ',
[0x7a] = SPECIAL,
[0x7b] = SPECIAL, /* Page Down */
[0x7c] = SPECIAL,
[0x7d] = '+', /* numeric key pad */
[0x7e] = SPECIAL,
[0x7f] = SPECIAL
};
 
/** @}
*/