/* $Id$ * $URL$ * * Driver for Logitech G-15 keyboard LCD screen * * Copyright (C) 2006 Dave Ingram * Copyright (C) 2005 Michael Reinelt * Copyright (C) 2005 The LCD4Linux Team * * This file is part of LCD4Linux. * * LCD4Linux is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * LCD4Linux is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ /* * * exported fuctions: * * struct DRIVER drv_G15 * */ #include "config.h" #include #include #include #include #include #include #include #include #include "debug.h" #include "cfg.h" #include "qprintf.h" #include "udelay.h" #include "plugin.h" #include "drv.h" #include "drv_generic_graphic.h" #include "thread.h" #define G15_VENDOR 0x046d #define G15_DEVICE 0xc222 #if 0 #define DEBUG(x) debug("%s(): %s", __FUNCTION__, x); #else #define DEBUG(x) #endif #define KB_UPDOWN_PRESS static char Name[] = "G-15"; static usb_dev_handle *g15_lcd; static unsigned char *g15_image; unsigned char g_key_states[18]; unsigned char m_key_states[4]; unsigned char l_key_states[5]; static int uinput_fd; static int kb_mutex; static int kb_thread_pid; static int kb_single_keypress = 0; /****************************************/ /*** hardware dependant functions ***/ /****************************************/ void drv_G15_keyDown(unsigned char scancode) { struct input_event event; memset(&event, 0, sizeof(event)); event.type = EV_KEY; event.code = scancode; event.value = 1; write(uinput_fd, &event, sizeof(event)); } void drv_G15_keyUp(unsigned char scancode) { struct input_event event; memset(&event, 0, sizeof(event)); event.type = EV_KEY; event.code = scancode; event.value = 0; write(uinput_fd, &event, sizeof(event)); } void drv_G15_keyDownUp(unsigned char scancode) { drv_G15_keyDown(scancode); drv_G15_keyUp(scancode); } inline unsigned char drv_G15_evalScanCode(int key) { /* first 12 G keys produce F1 - F12, thats 0x3a + key */ if (key < 12) { return 0x3a + key; } /* the other keys produce Key '1' (above letters) + key, thats 0x1e + key */ else { return 0x1e + key - 12; /* sigh, half an hour to find -12 .... */ } } void drv_G15_processKeyEvent(unsigned char *buffer) { const int g_scancode_offset = 167; const int m_scancode_offset = 187; const int l_scancode_offset = 191; int i; int is_set; unsigned char m_key_new_states[4]; unsigned char l_key_new_states[5]; unsigned char orig_scancode; #if 0 printf("%hhx %hhx %hhx %hh

#!/bin/sh

# $Id$
# $URL$

# exit on errors
set -e

# set nicer prompt for tracing
PS4="$0:\$LINENO> "
set -x

aclocal
libtoolize --copy --force 
autoheader
automake --add-missing --copy --foreign 
autoconf

5_image[r * 160 + c] = drv_generic_graphic_black(r, c); } } DEBUG("updating image"); drv_G15_update_img(); DEBUG("left"); } /* start graphic display */ static int drv_G15_start(const char *section) { char *s; DEBUG("entered"); /* read display size from config */ DROWS = 43; DCOLS = 160; DEBUG("display size set"); s = cfg_get(section, "Font", "6x8"); if (s == NULL || *s == '\0') { error("%s: no '%s.Font' entry from %s", Name, section, cfg_source()); return -1; } XRES = -1; YRES = -1; if (sscanf(s, "%dx%d", &XRES, &YRES) != 2 || XRES < 1 || YRES < 1) { error("%s: bad Font '%s' from %s", Name, s, cfg_source()); return -1; } /* Fixme: provider other fonts someday... */ if (XRES != 6 && YRES != 8) { error("%s: bad Font '%s' from %s (only 6x8 at the moment)", Name, s, cfg_source()); return -1; } DEBUG("Finished config stuff"); DEBUG("allocating image buffer"); /* you surely want to allocate a framebuffer or something... */ g15_image = malloc(160 * 43 * sizeof(unsigned char)); if (!g15_image) return -1; DEBUG("allocated"); memset(g15_image, 0, 160 * 43); DEBUG("zeroed"); /* open communication with the display */ DEBUG("opening display..."); if (drv_G15_open() < 0) { DEBUG("opening failed"); return -1; } DEBUG("display open"); /* reset & initialize display */ DEBUG("clearing display"); drv_G15_update_img(); DEBUG("done"); /* if (cfg_number(section, "Contrast", 0, 0, 255, &contrast) > 0) { drv_G15_contrast(contrast); } */ s = cfg_get(section, "Uinput", ""); if (s != NULL && *s != '\0') { cfg_number(section, "SingleKeyPress", 0, 0, 1, &kb_single_keypress); drv_G15_initKeyHandling(s); DEBUG("creating thread for keyboard"); kb_mutex = mutex_create(); kb_thread_pid = thread_create("G15_KBThread", drv_G15_KBThread, NULL); DEBUG("done"); } DEBUG("left"); return 0; } /****************************************/ /*** plugins ***/ /****************************************/ /* none */ /****************************************/ /*** exported functions ***/ /****************************************/ /* list models */ int drv_G15_list(void) { printf("generic"); return 0; } /* initialize driver & display */ int drv_G15_init(const char *section, const int quiet) { int ret; info("%s: %s", Name, "$Rev$"); DEBUG("entered"); /* real worker functions */ drv_generic_graphic_real_blit = drv_G15_blit; /* start display */ if ((ret = drv_G15_start(section)) != 0) return ret; /* initialize generic graphic driver */ if ((ret = drv_generic_graphic_init(section, Name)) != 0) return ret; if (!quiet) { char buffer[40]; qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); if (drv_generic_graphic_greet(buffer, NULL)) { sleep(3); drv_generic_graphic_clear(); } } /* register plugins */ /* none at the moment... */ DEBUG("left"); return 0; } /* close driver & display */ int drv_G15_quit(const int quiet) { info("%s: shutting down.", Name); DEBUG("clearing display"); /* clear display */ drv_generic_graphic_clear(); DEBUG("saying goodbye"); /* say goodbye... */ if (!quiet) { drv_generic_graphic_greet("goodbye!", NULL); } DEBUG("generic_graphic_quit()"); drv_generic_graphic_quit(); mutex_destroy(kb_mutex); usleep(10 * 1000); thread_destroy(kb_thread_pid); drv_G15_closeUIDevice(); DEBUG("closing UInputDev"); DEBUG("closing connection"); drv_G15_close(); DEBUG("freeing image alloc"); free(g15_image); return (0); } DRIVER drv_G15 = { .name = Name, .list = drv_G15_list, .init = drv_G15_init, .quit = drv_G15_quit, };