(2006-08-06) rescue-bootcd
This commit is contained in:
694
extra/linux-2.6.10/drivers/input/joystick/gamecon.c
Normal file
694
extra/linux-2.6.10/drivers/input/joystick/gamecon.c
Normal file
@@ -0,0 +1,694 @@
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/*
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* NES, SNES, N64, MultiSystem, PSX gamepad driver for Linux
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*
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* Copyright (c) 1999-2004 Vojtech Pavlik <vojtech@suse.cz>
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* Copyright (c) 2004 Peter Nelson <rufus-kernel@hackish.org>
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*
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* Based on the work of:
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* Andree Borrmann John Dahlstrom
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* David Kuder Nathan Hand
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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/kernel.h>
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#include <linux/delay.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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#include <linux/parport.h>
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#include <linux/input.h>
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MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
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MODULE_DESCRIPTION("NES, SNES, N64, MultiSystem, PSX gamepad driver");
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MODULE_LICENSE("GPL");
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static int gc[] __initdata = { -1, 0, 0, 0, 0, 0 };
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static int gc_nargs __initdata = 0;
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module_param_array_named(map, gc, int, &gc_nargs, 0);
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MODULE_PARM_DESC(map, "Describers first set of devices (<parport#>,<pad1>,<pad2>,..<pad5>)");
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static int gc_2[] __initdata = { -1, 0, 0, 0, 0, 0 };
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static int gc_nargs_2 __initdata = 0;
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module_param_array_named(map2, gc_2, int, &gc_nargs_2, 0);
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MODULE_PARM_DESC(map2, "Describers second set of devices");
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static int gc_3[] __initdata = { -1, 0, 0, 0, 0, 0 };
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static int gc_nargs_3 __initdata = 0;
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module_param_array_named(map3, gc_3, int, &gc_nargs_3, 0);
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MODULE_PARM_DESC(map3, "Describers third set of devices");
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__obsolete_setup("gc=");
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__obsolete_setup("gc_2=");
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__obsolete_setup("gc_3=");
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/* see also gs_psx_delay parameter in PSX support section */
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#define GC_SNES 1
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#define GC_NES 2
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#define GC_NES4 3
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#define GC_MULTI 4
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#define GC_MULTI2 5
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#define GC_N64 6
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#define GC_PSX 7
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#define GC_DDR 8
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#define GC_MAX 8
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#define GC_REFRESH_TIME HZ/100
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struct gc {
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struct pardevice *pd;
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struct input_dev dev[5];
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struct timer_list timer;
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unsigned char pads[GC_MAX + 1];
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int used;
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char phys[5][32];
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};
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static struct gc *gc_base[3];
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static int gc_status_bit[] = { 0x40, 0x80, 0x20, 0x10, 0x08 };
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static char *gc_names[] = { NULL, "SNES pad", "NES pad", "NES FourPort", "Multisystem joystick",
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"Multisystem 2-button joystick", "N64 controller", "PSX controller"
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"PSX DDR controller" };
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/*
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* N64 support.
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*/
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static unsigned char gc_n64_bytes[] = { 0, 1, 13, 15, 14, 12, 10, 11, 2, 3 };
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static short gc_n64_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_TRIGGER, BTN_START };
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#define GC_N64_LENGTH 32 /* N64 bit length, not including stop bit */
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#define GC_N64_REQUEST_LENGTH 37 /* transmit request sequence is 9 bits long */
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#define GC_N64_DELAY 133 /* delay between transmit request, and response ready (us) */
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#define GC_N64_REQUEST 0x1dd1111111ULL /* the request data command (encoded for 000000011) */
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#define GC_N64_DWS 3 /* delay between write segments (required for sound playback because of ISA DMA) */
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/* GC_N64_DWS > 24 is known to fail */
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#define GC_N64_POWER_W 0xe2 /* power during write (transmit request) */
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#define GC_N64_POWER_R 0xfd /* power during read */
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#define GC_N64_OUT 0x1d /* output bits to the 4 pads */
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/* Reading the main axes of any N64 pad is known to fail if the corresponding bit */
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/* in GC_N64_OUT is pulled low on the output port (by any routine) for more */
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/* than 123 us */
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#define GC_N64_CLOCK 0x02 /* clock bits for read */
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/*
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* gc_n64_read_packet() reads an N64 packet.
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* Each pad uses one bit per byte. So all pads connected to this port are read in parallel.
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*/
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static void gc_n64_read_packet(struct gc *gc, unsigned char *data)
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{
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int i;
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unsigned long flags;
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/*
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* Request the pad to transmit data
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*/
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local_irq_save(flags);
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for (i = 0; i < GC_N64_REQUEST_LENGTH; i++) {
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parport_write_data(gc->pd->port, GC_N64_POWER_W | ((GC_N64_REQUEST >> i) & 1 ? GC_N64_OUT : 0));
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udelay(GC_N64_DWS);
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}
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local_irq_restore(flags);
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/*
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* Wait for the pad response to be loaded into the 33-bit register of the adapter
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*/
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udelay(GC_N64_DELAY);
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/*
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* Grab data (ignoring the last bit, which is a stop bit)
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*/
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for (i = 0; i < GC_N64_LENGTH; i++) {
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parport_write_data(gc->pd->port, GC_N64_POWER_R);
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data[i] = parport_read_status(gc->pd->port);
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parport_write_data(gc->pd->port, GC_N64_POWER_R | GC_N64_CLOCK);
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}
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/*
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* We must wait 200 ms here for the controller to reinitialize before the next read request.
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* No worries as long as gc_read is polled less frequently than this.
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*/
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}
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/*
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* NES/SNES support.
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*/
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#define GC_NES_DELAY 6 /* Delay between bits - 6us */
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#define GC_NES_LENGTH 8 /* The NES pads use 8 bits of data */
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#define GC_SNES_LENGTH 12 /* The SNES true length is 16, but the last 4 bits are unused */
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#define GC_NES_POWER 0xfc
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#define GC_NES_CLOCK 0x01
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#define GC_NES_LATCH 0x02
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static unsigned char gc_nes_bytes[] = { 0, 1, 2, 3 };
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static unsigned char gc_snes_bytes[] = { 8, 0, 2, 3, 9, 1, 10, 11 };
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static short gc_snes_btn[] = { BTN_A, BTN_B, BTN_SELECT, BTN_START, BTN_X, BTN_Y, BTN_TL, BTN_TR };
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/*
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* gc_nes_read_packet() reads a NES/SNES packet.
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* Each pad uses one bit per byte. So all pads connected to
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* this port are read in parallel.
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*/
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static void gc_nes_read_packet(struct gc *gc, int length, unsigned char *data)
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{
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int i;
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parport_write_data(gc->pd->port, GC_NES_POWER | GC_NES_CLOCK | GC_NES_LATCH);
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udelay(GC_NES_DELAY * 2);
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parport_write_data(gc->pd->port, GC_NES_POWER | GC_NES_CLOCK);
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for (i = 0; i < length; i++) {
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udelay(GC_NES_DELAY);
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parport_write_data(gc->pd->port, GC_NES_POWER);
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data[i] = parport_read_status(gc->pd->port) ^ 0x7f;
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udelay(GC_NES_DELAY);
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parport_write_data(gc->pd->port, GC_NES_POWER | GC_NES_CLOCK);
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}
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}
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/*
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* Multisystem joystick support
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*/
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#define GC_MULTI_LENGTH 5 /* Multi system joystick packet length is 5 */
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#define GC_MULTI2_LENGTH 6 /* One more bit for one more button */
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/*
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* gc_multi_read_packet() reads a Multisystem joystick packet.
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*/
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static void gc_multi_read_packet(struct gc *gc, int length, unsigned char *data)
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{
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int i;
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for (i = 0; i < length; i++) {
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parport_write_data(gc->pd->port, ~(1 << i));
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data[i] = parport_read_status(gc->pd->port) ^ 0x7f;
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}
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}
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/*
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* PSX support
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*
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* See documentation at:
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* http://www.dim.com/~mackys/psxmemcard/ps-eng2.txt
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* http://www.gamesx.com/controldata/psxcont/psxcont.htm
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* ftp://milano.usal.es/pablo/
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*
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*/
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#define GC_PSX_DELAY 25 /* 25 usec */
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#define GC_PSX_LENGTH 8 /* talk to the controller in bytes */
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#define GC_PSX_MOUSE 1 /* Mouse */
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#define GC_PSX_NEGCON 2 /* NegCon */
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#define GC_PSX_NORMAL 4 /* Digital / Analog or Rumble in Digital mode */
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#define GC_PSX_ANALOG 5 /* Analog in Analog mode / Rumble in Green mode */
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#define GC_PSX_RUMBLE 7 /* Rumble in Red mode */
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#define GC_PSX_CLOCK 0x04 /* Pin 4 */
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#define GC_PSX_COMMAND 0x01 /* Pin 2 */
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#define GC_PSX_POWER 0xf8 /* Pins 5-9 */
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#define GC_PSX_SELECT 0x02 /* Pin 3 */
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#define GC_PSX_ID(x) ((x) >> 4) /* High nibble is device type */
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#define GC_PSX_LEN(x) ((x) & 0xf) /* Low nibble is length in words */
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static int gc_psx_delay = GC_PSX_DELAY;
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module_param_named(psx_delay, gc_psx_delay, uint, 0);
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MODULE_PARM_DESC(psx_delay, "Delay when accessing Sony PSX controller (usecs)");
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__obsolete_setup("gc_psx_delay=");
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static short gc_psx_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_HAT0X, ABS_HAT0Y };
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static short gc_psx_btn[] = { BTN_TL, BTN_TR, BTN_TL2, BTN_TR2, BTN_A, BTN_B, BTN_X, BTN_Y,
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BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR };
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static short gc_psx_ddr_btn[] = { BTN_0, BTN_1, BTN_2, BTN_3 };
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/*
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* gc_psx_command() writes 8bit command and reads 8bit data from
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* the psx pad.
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*/
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static void gc_psx_command(struct gc *gc, int b, unsigned char data[GC_PSX_LENGTH])
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{
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int i, j, cmd, read;
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for (i = 0; i < 5; i++)
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data[i] = 0;
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for (i = 0; i < 8; i++, b >>= 1) {
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cmd = (b & 1) ? GC_PSX_COMMAND : 0;
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parport_write_data(gc->pd->port, cmd | GC_PSX_POWER);
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udelay(gc_psx_delay);
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read = parport_read_status(gc->pd->port) ^ 0x80;
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for (j = 0; j < 5; j++)
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data[j] |= (read & gc_status_bit[j] & gc->pads[GC_PSX]) ? (1 << i) : 0;
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parport_write_data(gc->pd->port, cmd | GC_PSX_CLOCK | GC_PSX_POWER);
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udelay(gc_psx_delay);
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}
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}
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/*
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* gc_psx_read_packet() reads a whole psx packet and returns
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* device identifier code.
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*/
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static void gc_psx_read_packet(struct gc *gc, unsigned char data[5][GC_PSX_LENGTH], unsigned char id[5])
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{
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int i, j, max_len = 0;
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unsigned long flags;
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unsigned char data2[5];
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parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER); /* Select pad */
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udelay(gc_psx_delay);
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parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_POWER); /* Deselect, begin command */
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udelay(gc_psx_delay);
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local_irq_save(flags);
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gc_psx_command(gc, 0x01, data2); /* Access pad */
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gc_psx_command(gc, 0x42, id); /* Get device ids */
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gc_psx_command(gc, 0, data2); /* Dump status */
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for (i =0; i < 5; i++) /* Find the longest pad */
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if((gc_status_bit[i] & gc->pads[GC_PSX]) && (GC_PSX_LEN(id[i]) > max_len))
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max_len = GC_PSX_LEN(id[i]);
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for (i = 0; i < max_len * 2; i++) { /* Read in all the data */
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gc_psx_command(gc, 0, data2);
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for (j = 0; j < 5; j++)
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data[j][i] = data2[j];
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}
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|
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local_irq_restore(flags);
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parport_write_data(gc->pd->port, GC_PSX_CLOCK | GC_PSX_SELECT | GC_PSX_POWER);
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||||
|
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for(i = 0; i < 5; i++) /* Set id's to the real value */
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id[i] = GC_PSX_ID(id[i]);
|
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}
|
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|
||||
/*
|
||||
* gc_timer() reads and analyzes console pads data.
|
||||
*/
|
||||
|
||||
#define GC_MAX_LENGTH GC_N64_LENGTH
|
||||
|
||||
static void gc_timer(unsigned long private)
|
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{
|
||||
struct gc *gc = (void *) private;
|
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struct input_dev *dev = gc->dev;
|
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unsigned char data[GC_MAX_LENGTH];
|
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unsigned char data_psx[5][GC_PSX_LENGTH];
|
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int i, j, s;
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|
||||
/*
|
||||
* N64 pads - must be read first, any read confuses them for 200 us
|
||||
*/
|
||||
|
||||
if (gc->pads[GC_N64]) {
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||||
|
||||
gc_n64_read_packet(gc, data);
|
||||
|
||||
for (i = 0; i < 5; i++) {
|
||||
|
||||
s = gc_status_bit[i];
|
||||
|
||||
if (s & gc->pads[GC_N64] & ~(data[8] | data[9])) {
|
||||
|
||||
signed char axes[2];
|
||||
axes[0] = axes[1] = 0;
|
||||
|
||||
for (j = 0; j < 8; j++) {
|
||||
if (data[23 - j] & s) axes[0] |= 1 << j;
|
||||
if (data[31 - j] & s) axes[1] |= 1 << j;
|
||||
}
|
||||
|
||||
input_report_abs(dev + i, ABS_X, axes[0]);
|
||||
input_report_abs(dev + i, ABS_Y, -axes[1]);
|
||||
|
||||
input_report_abs(dev + i, ABS_HAT0X, !(s & data[6]) - !(s & data[7]));
|
||||
input_report_abs(dev + i, ABS_HAT0Y, !(s & data[4]) - !(s & data[5]));
|
||||
|
||||
for (j = 0; j < 10; j++)
|
||||
input_report_key(dev + i, gc_n64_btn[j], s & data[gc_n64_bytes[j]]);
|
||||
|
||||
input_sync(dev + i);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* NES and SNES pads
|
||||
*/
|
||||
|
||||
if (gc->pads[GC_NES] || gc->pads[GC_SNES]) {
|
||||
|
||||
gc_nes_read_packet(gc, gc->pads[GC_SNES] ? GC_SNES_LENGTH : GC_NES_LENGTH, data);
|
||||
|
||||
for (i = 0; i < 5; i++) {
|
||||
|
||||
s = gc_status_bit[i];
|
||||
|
||||
if (s & (gc->pads[GC_NES] | gc->pads[GC_SNES])) {
|
||||
input_report_abs(dev + i, ABS_X, !(s & data[6]) - !(s & data[7]));
|
||||
input_report_abs(dev + i, ABS_Y, !(s & data[4]) - !(s & data[5]));
|
||||
}
|
||||
|
||||
if (s & gc->pads[GC_NES])
|
||||
for (j = 0; j < 4; j++)
|
||||
input_report_key(dev + i, gc_snes_btn[j], s & data[gc_nes_bytes[j]]);
|
||||
|
||||
if (s & gc->pads[GC_SNES])
|
||||
for (j = 0; j < 8; j++)
|
||||
input_report_key(dev + i, gc_snes_btn[j], s & data[gc_snes_bytes[j]]);
|
||||
|
||||
input_sync(dev + i);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Multi and Multi2 joysticks
|
||||
*/
|
||||
|
||||
if (gc->pads[GC_MULTI] || gc->pads[GC_MULTI2]) {
|
||||
|
||||
gc_multi_read_packet(gc, gc->pads[GC_MULTI2] ? GC_MULTI2_LENGTH : GC_MULTI_LENGTH, data);
|
||||
|
||||
for (i = 0; i < 5; i++) {
|
||||
|
||||
s = gc_status_bit[i];
|
||||
|
||||
if (s & (gc->pads[GC_MULTI] | gc->pads[GC_MULTI2])) {
|
||||
input_report_abs(dev + i, ABS_X, !(s & data[2]) - !(s & data[3]));
|
||||
input_report_abs(dev + i, ABS_Y, !(s & data[0]) - !(s & data[1]));
|
||||
input_report_key(dev + i, BTN_TRIGGER, s & data[4]);
|
||||
}
|
||||
|
||||
if (s & gc->pads[GC_MULTI2])
|
||||
input_report_key(dev + i, BTN_THUMB, s & data[5]);
|
||||
|
||||
input_sync(dev + i);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* PSX controllers
|
||||
*/
|
||||
|
||||
if (gc->pads[GC_PSX] || gc->pads[GC_DDR]) {
|
||||
|
||||
gc_psx_read_packet(gc, data_psx, data);
|
||||
|
||||
for (i = 0; i < 5; i++) {
|
||||
switch (data[i]) {
|
||||
|
||||
case GC_PSX_RUMBLE:
|
||||
|
||||
input_report_key(dev + i, BTN_THUMBL, ~data_psx[i][0] & 0x04);
|
||||
input_report_key(dev + i, BTN_THUMBR, ~data_psx[i][0] & 0x02);
|
||||
|
||||
case GC_PSX_NEGCON:
|
||||
case GC_PSX_ANALOG:
|
||||
|
||||
if(gc->pads[GC_DDR] & gc_status_bit[i]) {
|
||||
for(j = 0; j < 4; j++)
|
||||
input_report_key(dev + i, gc_psx_ddr_btn[j], ~data_psx[i][0] & (0x10 << j));
|
||||
} else {
|
||||
for (j = 0; j < 4; j++)
|
||||
input_report_abs(dev + i, gc_psx_abs[j+2], data_psx[i][j + 2]);
|
||||
|
||||
input_report_abs(dev + i, ABS_X, 128 + !(data_psx[i][0] & 0x20) * 127 - !(data_psx[i][0] & 0x80) * 128);
|
||||
input_report_abs(dev + i, ABS_Y, 128 + !(data_psx[i][0] & 0x40) * 127 - !(data_psx[i][0] & 0x10) * 128);
|
||||
}
|
||||
|
||||
for (j = 0; j < 8; j++)
|
||||
input_report_key(dev + i, gc_psx_btn[j], ~data_psx[i][1] & (1 << j));
|
||||
|
||||
input_report_key(dev + i, BTN_START, ~data_psx[i][0] & 0x08);
|
||||
input_report_key(dev + i, BTN_SELECT, ~data_psx[i][0] & 0x01);
|
||||
|
||||
input_sync(dev + i);
|
||||
|
||||
break;
|
||||
|
||||
case GC_PSX_NORMAL:
|
||||
if(gc->pads[GC_DDR] & gc_status_bit[i]) {
|
||||
for(j = 0; j < 4; j++)
|
||||
input_report_key(dev + i, gc_psx_ddr_btn[j], ~data_psx[i][0] & (0x10 << j));
|
||||
} else {
|
||||
input_report_abs(dev + i, ABS_X, 128 + !(data_psx[i][0] & 0x20) * 127 - !(data_psx[i][0] & 0x80) * 128);
|
||||
input_report_abs(dev + i, ABS_Y, 128 + !(data_psx[i][0] & 0x40) * 127 - !(data_psx[i][0] & 0x10) * 128);
|
||||
|
||||
/* for some reason if the extra axes are left unset they drift */
|
||||
/* for (j = 0; j < 4; j++)
|
||||
input_report_abs(dev + i, gc_psx_abs[j+2], 128);
|
||||
* This needs to be debugged properly,
|
||||
* maybe fuzz processing needs to be done in input_sync()
|
||||
* --vojtech
|
||||
*/
|
||||
}
|
||||
|
||||
for (j = 0; j < 8; j++)
|
||||
input_report_key(dev + i, gc_psx_btn[j], ~data_psx[i][1] & (1 << j));
|
||||
|
||||
input_report_key(dev + i, BTN_START, ~data_psx[i][0] & 0x08);
|
||||
input_report_key(dev + i, BTN_SELECT, ~data_psx[i][0] & 0x01);
|
||||
|
||||
input_sync(dev + i);
|
||||
|
||||
break;
|
||||
|
||||
case 0: /* not a pad, ignore */
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
mod_timer(&gc->timer, jiffies + GC_REFRESH_TIME);
|
||||
}
|
||||
|
||||
static int gc_open(struct input_dev *dev)
|
||||
{
|
||||
struct gc *gc = dev->private;
|
||||
if (!gc->used++) {
|
||||
parport_claim(gc->pd);
|
||||
parport_write_control(gc->pd->port, 0x04);
|
||||
mod_timer(&gc->timer, jiffies + GC_REFRESH_TIME);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void gc_close(struct input_dev *dev)
|
||||
{
|
||||
struct gc *gc = dev->private;
|
||||
if (!--gc->used) {
|
||||
del_timer(&gc->timer);
|
||||
parport_write_control(gc->pd->port, 0x00);
|
||||
parport_release(gc->pd);
|
||||
}
|
||||
}
|
||||
|
||||
static struct gc __init *gc_probe(int *config, int nargs)
|
||||
{
|
||||
struct gc *gc;
|
||||
struct parport *pp;
|
||||
int i, j;
|
||||
|
||||
if (config[0] < 0)
|
||||
return NULL;
|
||||
|
||||
if (nargs < 2) {
|
||||
printk(KERN_ERR "gamecon.c: at least one device must be specified\n");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
pp = parport_find_number(config[0]);
|
||||
|
||||
if (!pp) {
|
||||
printk(KERN_ERR "gamecon.c: no such parport\n");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (!(gc = kmalloc(sizeof(struct gc), GFP_KERNEL))) {
|
||||
parport_put_port(pp);
|
||||
return NULL;
|
||||
}
|
||||
memset(gc, 0, sizeof(struct gc));
|
||||
|
||||
gc->pd = parport_register_device(pp, "gamecon", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL);
|
||||
|
||||
parport_put_port(pp);
|
||||
|
||||
if (!gc->pd) {
|
||||
printk(KERN_ERR "gamecon.c: parport busy already - lp.o loaded?\n");
|
||||
kfree(gc);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
parport_claim(gc->pd);
|
||||
|
||||
init_timer(&gc->timer);
|
||||
gc->timer.data = (long) gc;
|
||||
gc->timer.function = gc_timer;
|
||||
|
||||
for (i = 0; i < nargs - 1; i++) {
|
||||
|
||||
if (!config[i + 1])
|
||||
continue;
|
||||
|
||||
if (config[i + 1] < 1 || config[i + 1] > GC_MAX) {
|
||||
printk(KERN_WARNING "gamecon.c: Pad type %d unknown\n", config[i + 1]);
|
||||
continue;
|
||||
}
|
||||
|
||||
gc->dev[i].private = gc;
|
||||
gc->dev[i].open = gc_open;
|
||||
gc->dev[i].close = gc_close;
|
||||
|
||||
gc->dev[i].evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
|
||||
|
||||
for (j = 0; j < 2; j++) {
|
||||
set_bit(ABS_X + j, gc->dev[i].absbit);
|
||||
gc->dev[i].absmin[ABS_X + j] = -1;
|
||||
gc->dev[i].absmax[ABS_X + j] = 1;
|
||||
}
|
||||
|
||||
gc->pads[0] |= gc_status_bit[i];
|
||||
gc->pads[config[i + 1]] |= gc_status_bit[i];
|
||||
|
||||
switch(config[i + 1]) {
|
||||
|
||||
case GC_N64:
|
||||
for (j = 0; j < 10; j++)
|
||||
set_bit(gc_n64_btn[j], gc->dev[i].keybit);
|
||||
|
||||
for (j = 0; j < 2; j++) {
|
||||
set_bit(ABS_X + j, gc->dev[i].absbit);
|
||||
gc->dev[i].absmin[ABS_X + j] = -127;
|
||||
gc->dev[i].absmax[ABS_X + j] = 126;
|
||||
gc->dev[i].absflat[ABS_X + j] = 2;
|
||||
set_bit(ABS_HAT0X + j, gc->dev[i].absbit);
|
||||
gc->dev[i].absmin[ABS_HAT0X + j] = -1;
|
||||
gc->dev[i].absmax[ABS_HAT0X + j] = 1;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case GC_SNES:
|
||||
for (j = 4; j < 8; j++)
|
||||
set_bit(gc_snes_btn[j], gc->dev[i].keybit);
|
||||
case GC_NES:
|
||||
for (j = 0; j < 4; j++)
|
||||
set_bit(gc_snes_btn[j], gc->dev[i].keybit);
|
||||
break;
|
||||
|
||||
case GC_MULTI2:
|
||||
set_bit(BTN_THUMB, gc->dev[i].keybit);
|
||||
case GC_MULTI:
|
||||
set_bit(BTN_TRIGGER, gc->dev[i].keybit);
|
||||
break;
|
||||
|
||||
case GC_PSX:
|
||||
case GC_DDR:
|
||||
if(config[i + 1] == GC_DDR) {
|
||||
for (j = 0; j < 4; j++)
|
||||
set_bit(gc_psx_ddr_btn[j], gc->dev[i].keybit);
|
||||
} else {
|
||||
for (j = 0; j < 6; j++) {
|
||||
set_bit(gc_psx_abs[j], gc->dev[i].absbit);
|
||||
gc->dev[i].absmin[gc_psx_abs[j]] = 4;
|
||||
gc->dev[i].absmax[gc_psx_abs[j]] = 252;
|
||||
gc->dev[i].absflat[gc_psx_abs[j]] = 2;
|
||||
}
|
||||
}
|
||||
|
||||
for (j = 0; j < 12; j++)
|
||||
set_bit(gc_psx_btn[j], gc->dev[i].keybit);
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
sprintf(gc->phys[i], "%s/input%d", gc->pd->port->name, i);
|
||||
|
||||
gc->dev[i].name = gc_names[config[i + 1]];
|
||||
gc->dev[i].phys = gc->phys[i];
|
||||
gc->dev[i].id.bustype = BUS_PARPORT;
|
||||
gc->dev[i].id.vendor = 0x0001;
|
||||
gc->dev[i].id.product = config[i + 1];
|
||||
gc->dev[i].id.version = 0x0100;
|
||||
}
|
||||
|
||||
parport_release(gc->pd);
|
||||
|
||||
if (!gc->pads[0]) {
|
||||
parport_unregister_device(gc->pd);
|
||||
kfree(gc);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
for (i = 0; i < 5; i++)
|
||||
if (gc->pads[0] & gc_status_bit[i]) {
|
||||
input_register_device(gc->dev + i);
|
||||
printk(KERN_INFO "input: %s on %s\n", gc->dev[i].name, gc->pd->port->name);
|
||||
}
|
||||
|
||||
return gc;
|
||||
}
|
||||
|
||||
int __init gc_init(void)
|
||||
{
|
||||
gc_base[0] = gc_probe(gc, gc_nargs);
|
||||
gc_base[1] = gc_probe(gc_2, gc_nargs_2);
|
||||
gc_base[2] = gc_probe(gc_3, gc_nargs_3);
|
||||
|
||||
if (gc_base[0] || gc_base[1] || gc_base[2])
|
||||
return 0;
|
||||
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
void __exit gc_exit(void)
|
||||
{
|
||||
int i, j;
|
||||
|
||||
for (i = 0; i < 3; i++)
|
||||
if (gc_base[i]) {
|
||||
for (j = 0; j < 5; j++)
|
||||
if (gc_base[i]->pads[0] & gc_status_bit[j])
|
||||
input_unregister_device(gc_base[i]->dev + j);
|
||||
parport_unregister_device(gc_base[i]->pd);
|
||||
}
|
||||
}
|
||||
|
||||
module_init(gc_init);
|
||||
module_exit(gc_exit);
|
||||
Reference in New Issue
Block a user