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2bb71b5a44
amikbd: missing declaration sun3_NCR5380: more work_struct mess sun3_NCR5380: cast is not an lvalue Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
261 lines
6.4 KiB
C
261 lines
6.4 KiB
C
/*
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* $Id: amikbd.c,v 1.13 2002/02/01 16:02:24 vojtech Exp $
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*
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* Copyright (c) 2000-2001 Vojtech Pavlik
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*
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* Based on the work of:
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* Hamish Macdonald
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*/
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/*
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* Amiga keyboard driver for Linux/m68k
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Should you need to contact me, the author, you can do so either by
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* e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
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* Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/input.h>
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#include <linux/delay.h>
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#include <linux/interrupt.h>
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#include <linux/keyboard.h>
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#include <asm/amigaints.h>
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#include <asm/amigahw.h>
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#include <asm/irq.h>
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MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
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MODULE_DESCRIPTION("Amiga keyboard driver");
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MODULE_LICENSE("GPL");
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static unsigned char amikbd_keycode[0x78] __initdata = {
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[0] = KEY_GRAVE,
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[1] = KEY_1,
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[2] = KEY_2,
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[3] = KEY_3,
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[4] = KEY_4,
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[5] = KEY_5,
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[6] = KEY_6,
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[7] = KEY_7,
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[8] = KEY_8,
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[9] = KEY_9,
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[10] = KEY_0,
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[11] = KEY_MINUS,
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[12] = KEY_EQUAL,
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[13] = KEY_BACKSLASH,
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[15] = KEY_KP0,
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[16] = KEY_Q,
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[17] = KEY_W,
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[18] = KEY_E,
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[19] = KEY_R,
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[20] = KEY_T,
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[21] = KEY_Y,
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[22] = KEY_U,
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[23] = KEY_I,
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[24] = KEY_O,
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[25] = KEY_P,
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[26] = KEY_LEFTBRACE,
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[27] = KEY_RIGHTBRACE,
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[29] = KEY_KP1,
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[30] = KEY_KP2,
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[31] = KEY_KP3,
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[32] = KEY_A,
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[33] = KEY_S,
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[34] = KEY_D,
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[35] = KEY_F,
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[36] = KEY_G,
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[37] = KEY_H,
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[38] = KEY_J,
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[39] = KEY_K,
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[40] = KEY_L,
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[41] = KEY_SEMICOLON,
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[42] = KEY_APOSTROPHE,
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[43] = KEY_BACKSLASH,
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[45] = KEY_KP4,
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[46] = KEY_KP5,
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[47] = KEY_KP6,
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[48] = KEY_102ND,
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[49] = KEY_Z,
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[50] = KEY_X,
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[51] = KEY_C,
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[52] = KEY_V,
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[53] = KEY_B,
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[54] = KEY_N,
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[55] = KEY_M,
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[56] = KEY_COMMA,
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[57] = KEY_DOT,
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[58] = KEY_SLASH,
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[60] = KEY_KPDOT,
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[61] = KEY_KP7,
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[62] = KEY_KP8,
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[63] = KEY_KP9,
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[64] = KEY_SPACE,
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[65] = KEY_BACKSPACE,
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[66] = KEY_TAB,
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[67] = KEY_KPENTER,
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[68] = KEY_ENTER,
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[69] = KEY_ESC,
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[70] = KEY_DELETE,
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[74] = KEY_KPMINUS,
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[76] = KEY_UP,
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[77] = KEY_DOWN,
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[78] = KEY_RIGHT,
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[79] = KEY_LEFT,
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[80] = KEY_F1,
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[81] = KEY_F2,
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[82] = KEY_F3,
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[83] = KEY_F4,
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[84] = KEY_F5,
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[85] = KEY_F6,
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[86] = KEY_F7,
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[87] = KEY_F8,
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[88] = KEY_F9,
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[89] = KEY_F10,
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[90] = KEY_KPLEFTPAREN,
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[91] = KEY_KPRIGHTPAREN,
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[92] = KEY_KPSLASH,
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[93] = KEY_KPASTERISK,
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[94] = KEY_KPPLUS,
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[95] = KEY_HELP,
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[96] = KEY_LEFTSHIFT,
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[97] = KEY_RIGHTSHIFT,
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[98] = KEY_CAPSLOCK,
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[99] = KEY_LEFTCTRL,
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[100] = KEY_LEFTALT,
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[101] = KEY_RIGHTALT,
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[102] = KEY_LEFTMETA,
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[103] = KEY_RIGHTMETA
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};
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static const char *amikbd_messages[8] = {
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[0] = KERN_ALERT "amikbd: Ctrl-Amiga-Amiga reset warning!!\n",
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[1] = KERN_WARNING "amikbd: keyboard lost sync\n",
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[2] = KERN_WARNING "amikbd: keyboard buffer overflow\n",
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[3] = KERN_WARNING "amikbd: keyboard controller failure\n",
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[4] = KERN_ERR "amikbd: keyboard selftest failure\n",
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[5] = KERN_INFO "amikbd: initiate power-up key stream\n",
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[6] = KERN_INFO "amikbd: terminate power-up key stream\n",
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[7] = KERN_WARNING "amikbd: keyboard interrupt\n"
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};
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static struct input_dev *amikbd_dev;
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static irqreturn_t amikbd_interrupt(int irq, void *dummy)
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{
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unsigned char scancode, down;
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scancode = ~ciaa.sdr; /* get and invert scancode (keyboard is active low) */
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ciaa.cra |= 0x40; /* switch SP pin to output for handshake */
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udelay(85); /* wait until 85 us have expired */
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ciaa.cra &= ~0x40; /* switch CIA serial port to input mode */
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down = !(scancode & 1); /* lowest bit is release bit */
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scancode >>= 1;
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if (scancode < 0x78) { /* scancodes < 0x78 are keys */
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if (scancode == 98) { /* CapsLock is a toggle switch key on Amiga */
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input_report_key(amikbd_dev, scancode, 1);
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input_report_key(amikbd_dev, scancode, 0);
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} else {
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input_report_key(amikbd_dev, scancode, down);
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}
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input_sync(amikbd_dev);
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} else /* scancodes >= 0x78 are error codes */
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printk(amikbd_messages[scancode - 0x78]);
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return IRQ_HANDLED;
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}
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static int __init amikbd_init(void)
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{
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int i, j, err;
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if (!AMIGAHW_PRESENT(AMI_KEYBOARD))
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return -ENODEV;
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if (!request_mem_region(CIAA_PHYSADDR-1+0xb00, 0x100, "amikeyb"))
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return -EBUSY;
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amikbd_dev = input_allocate_device();
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if (!amikbd_dev) {
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printk(KERN_ERR "amikbd: not enough memory for input device\n");
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err = -ENOMEM;
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goto fail1;
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}
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amikbd_dev->name = "Amiga Keyboard";
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amikbd_dev->phys = "amikbd/input0";
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amikbd_dev->id.bustype = BUS_AMIGA;
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amikbd_dev->id.vendor = 0x0001;
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amikbd_dev->id.product = 0x0001;
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amikbd_dev->id.version = 0x0100;
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amikbd_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
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for (i = 0; i < 0x78; i++)
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set_bit(i, amikbd_dev->keybit);
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for (i = 0; i < MAX_NR_KEYMAPS; i++) {
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static u_short temp_map[NR_KEYS] __initdata;
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if (!key_maps[i])
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continue;
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memset(temp_map, 0, sizeof(temp_map));
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for (j = 0; j < 0x78; j++) {
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if (!amikbd_keycode[j])
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continue;
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temp_map[j] = key_maps[i][amikbd_keycode[j]];
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}
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for (j = 0; j < NR_KEYS; j++) {
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if (!temp_map[j])
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temp_map[j] = 0xf200;
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}
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memcpy(key_maps[i], temp_map, sizeof(temp_map));
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}
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ciaa.cra &= ~0x41; /* serial data in, turn off TA */
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if (request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd",
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amikbd_interrupt)) {
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err = -EBUSY;
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goto fail2;
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}
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err = input_register_device(amikbd_dev);
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if (err)
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goto fail3;
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return 0;
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fail3: free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt);
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fail2: input_free_device(amikbd_dev);
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fail1: release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100);
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return err;
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}
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static void __exit amikbd_exit(void)
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{
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free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt);
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input_unregister_device(amikbd_dev);
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release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100);
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}
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module_init(amikbd_init);
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module_exit(amikbd_exit);
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