From 6b2cd5bb85d257f432923e22178c0559fe9656aa Mon Sep 17 00:00:00 2001 From: root Date: Sat, 20 Aug 2011 23:33:40 +0200 Subject: lcd4linux: removed trash --- .../lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base | 512 --------------------- 1 file changed, 512 deletions(-) delete mode 100644 oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base (limited to 'oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base') diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base deleted file mode 100644 index 6cc02977..00000000 --- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/drv_ASTUSB.c.svn-base +++ /dev/null @@ -1,512 +0,0 @@ -/* $Id: $ - * $URL: $ - * - * driver for Attiny2313 USB LCD display interface - * see http://ast.m-faq.de/USB-LCD/USB-LCD.htm for schematics - * - * Copyright 2005 Till Harbaum - * Copyright 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_LCD2USB - * - */ - -#include "config.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#include "debug.h" -#include "cfg.h" -#include "timer.h" -#include "qprintf.h" -#include "plugin.h" -#include "widget.h" -#include "widget_text.h" -#include "widget_icon.h" -#include "widget_bar.h" -#include "widget_keypad.h" -#include "drv.h" -#include "drv_generic_text.h" - - -#define LCD_USB_VENDOR 0x03eb -#define LCD_USB_DEVICE 0x7a53 - -#define CMD_LCD_ECHO (0<<5) -#define CMD_LCD_INIT 1 -#define CMD_LCD_COMMAND 2 -#define CMD_LCD_DATA 3 -#define CMD_LCD_BLIGHT 4 - - -/* target is a bit map for CMD/DATA */ -#define LCD_CTRL_0 (1<<0) -#define LCD_CTRL_1 (1<<1) -#define LCD_BOTH (LCD_CTRL_0 | LCD_CTRL_1) - - -static char Name[] = "ASTUSB"; -static char *device_id = NULL, *bus_id = NULL; - -static usb_dev_handle *lcd; -static int controllers = 0; - -extern int got_signal; - -enum { - LCD_INIT_INCREASE = 1 << 0, - LCD_INIT_SHIFT = 1 << 1, - LCD_INIT_CON = 1 << 2, - LCD_INIT_BON = 1 << 3, - LCD_INIT_DSHIFT = 1 << 4, - LCD_INIT_RSHIFT = 1 << 5, - LCD_INIT_2LINES = 1 << 6, - LCD_INIT_FONT = 1 << 7 -}; - -/****************************************/ -/*** hardware dependant functions ***/ -/****************************************/ - -static int drv_AST_HW_open(char *bus_id, char *device_id) -{ - struct usb_bus *busses, *bus; - struct usb_device *dev; - - lcd = NULL; - - info("%s: scanning USB for ASTUSB interface ...", Name); - - if (bus_id != NULL) - info("%s: scanning for bus id: %s", Name, bus_id); - - if (device_id != NULL) - info("%s: scanning for device id: %s", Name, device_id); - - usb_set_debug(0); - - usb_init(); - usb_find_busses(); - usb_find_devices(); - busses = usb_get_busses(); - - for (bus = busses; bus; bus = bus->next) { - /* search this bus if no bus id was given or if this is the given bus id */ - if (!bus_id || (bus_id && !strcasecmp(bus->dirname, bus_id))) { - - for (dev = bus->devices; dev; dev = dev->next) { - /* search this device if no device id was given or if this is the given device id */ - if (!device_id || (device_id && !strcasecmp(dev->filename, device_id))) { - - if ((dev->descriptor.idVendor == LCD_USB_VENDOR) && (dev->descriptor.idProduct == LCD_USB_DEVICE)) { - info("%s: found ASTUSB interface on bus %s device %s", Name, bus->dirname, dev->filename); - lcd = usb_open(dev); - if (usb_claim_interface(lcd, 0) < 0) { - error("%s: usb_claim_interface() failed!", Name); - return -1; - } - return 0; - } - } - } - } - } - return -1; -} - -static int drv_AST_HW_close(void) -{ - usb_release_interface(lcd, 0); - usb_close(lcd); - - return 0; -} - -static int drv_AST_HW_data(unsigned char *buffer, short length, int __attribute__ ((unused)) index) -{ - int request = CMD_LCD_DATA; - int value = 0; - - if (usb_control_msg - (lcd, USB_TYPE_VENDOR | USB_RECIP_DEVICE, request, value, 0 /*index */ , (char *) buffer, length, 1000) < 0) { - error("%s: USB request failed! Trying to reconnect device.", Name); - - usb_release_interface(lcd, 0); - usb_close(lcd); - - /* try to close and reopen connection */ - if (drv_AST_HW_open(bus_id, device_id) < 0) { - error("%s: could not re-detect ASTUSB USB LCD", Name); - got_signal = -1; - return -1; - } - /* and try to re-send command */ - if (usb_control_msg - (lcd, USB_TYPE_VENDOR | USB_RECIP_DEVICE, request, value, 0 /*index */ , (char *) buffer, length, - 1000) < 0) { - error("%s: retried USB request failed, aborting!", Name); - got_signal = -1; - return -1; - } - - info("%s: Device successfully reconnected.", Name); - } - - return 0; -} - -/* send a number of 16 bit words to the lcd2usb interface */ -/* and verify that they are correctly returned by the echo */ -/* command. This may be used to check the reliability of */ -/* the usb interfacing */ -#define ECHO_NUM 10 - - -static int drv_AST_HW_cmd(unsigned char cmd, short value, int __attribute__ ((unused)) index) -{ - unsigned char buffer[2]; - int nBytes; - - /* send control request and accept return value */ - nBytes = usb_control_msg(lcd, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, - cmd, value, 0 /*index */ , (char *) buffer, sizeof(buffer), 1000); - - if (nBytes < 0) { - error("%s: USB request failed!", Name); - return -1; - } - - return buffer[0] + 256 * buffer[1]; -} - -int drv_AST_HW_echo(void) -{ - int i, errors = 0; - char val; - char buffer[2]; - - for (i = 0; i < ECHO_NUM; i++) { - val = rand() & 0xff; //8 bit number - - if (usb_control_msg(lcd, - USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN, - CMD_LCD_ECHO, val, 0, buffer, sizeof(buffer), 1000) < 0) { - error("%s: USB request failed!", Name); - return -1; - } - - if (val != buffer[1]) - errors++; - } - - if (errors) { - error("%s: ERROR, %d out of %d echo transfers failed!", Name, errors, ECHO_NUM); - return -1; - } else - info("%s: echo test successful", Name); - - - return 0; -} - - -/* command format: - * 7 6 5 4 3 2 1 0 - * C C C T T R L L - * - * TT = target bit map - * R = reserved for future use, set to 0 - * LL = number of bytes in transfer - 1 - */ - -short drv_AST_LCD_BL(int backlight) -{ - - if (backlight < 0) - backlight = 0; - else if (backlight > 1) - backlight = 1; - - drv_AST_HW_cmd(CMD_LCD_BLIGHT, backlight, 0); - - return backlight; -} - - -static void drv_AST_clear(void) -{ - drv_AST_HW_cmd(CMD_LCD_COMMAND, 0x01, LCD_BOTH & controllers); /* clear display */ - drv_AST_HW_cmd(CMD_LCD_COMMAND, 0x03, LCD_BOTH & controllers); /* return home */ -} - -static void drv_AST_write(const int row, const int col, const char *data, int len) -{ - int pos, ctrl = LCD_CTRL_0; - int tmpRow = row; - - /* displays with more two rows and 20 columns have a logical width */ - /* of 40 chars and use more than one controller */ - if ((DROWS > 2) && (DCOLS > 20) && (row > 1)) { - /* use second controller */ - tmpRow -= 2; - ctrl = LCD_CTRL_1; - } - - /* 16x4 Displays use a slightly different layout */ - if (DCOLS == 16 && DROWS == 4) { - pos = (tmpRow % 2) * 64 + (tmpRow / 2) * 16 + col; - } else { - pos = (tmpRow % 2) * 64 + (tmpRow / 2) * 20 + col; - } - - drv_AST_HW_cmd(CMD_LCD_COMMAND, 0x80 | pos, (ctrl & controllers)); - drv_AST_HW_data((unsigned char *) data, len, (ctrl & controllers)); - -} - -static void drv_AST_defchar(const int ascii, const unsigned char *matrix) -{ - int i; - unsigned char buffer[8]; - - //build buffer - for (i = 0; i < 8; i++) { - buffer[i] = *matrix++ & 0x1f; - } - - //send to HW - drv_AST_HW_cmd(CMD_LCD_COMMAND, 0x40 | 8 * ascii, LCD_BOTH & controllers); - drv_AST_HW_data((unsigned char *) buffer, sizeof(buffer), LCD_BOTH & controllers); -} - -static int drv_AST_start(const char *section, const int quiet) -{ -// int contrast, brightness; - int backlight; - int rows = -1, cols = -1; - char *s; - - s = cfg_get(section, "Size", NULL); - if (s == NULL || *s == '\0') { - error("%s: no '%s.Size' entry from %s", Name, section, cfg_source()); - return -1; - } - if (sscanf(s, "%dx%d", &cols, &rows) != 2 || rows < 1 || cols < 1) { - error("%s: bad %s.Size '%s' from %s", Name, section, s, cfg_source()); - free(s); - return -1; - } - - DROWS = rows; - DCOLS = cols; - - /* bus id and device id are strings and not just intergers, since */ - /* the windows port of libusb treats them as strings. And this way */ - /* we keep windows compatibility ... just in case ... */ - bus_id = cfg_get(section, "Bus", NULL); - device_id = cfg_get(section, "Device", NULL); - - if (drv_AST_HW_open(bus_id, device_id) < 0) { - error("%s: could not find a ASTUSB USB LCD", Name); - return -1; - } - - /* test interface reliability */ - drv_AST_HW_echo(); - - /*low level init of init LCD */ - if (drv_AST_HW_cmd(CMD_LCD_INIT, LCD_INIT_INCREASE | (DROWS > 1 ? LCD_INIT_2LINES : 1), LCD_BOTH & controllers) < 0) { - error("%s: could not init LCD", Name); - return -1; - } - - if (cfg_number(section, "Backlight", 0, 0, 1, &backlight) > 0) { - info("%s: backlight %s", Name, backlight ? "enabled" : "disabled"); - drv_AST_LCD_BL(backlight); - } - - drv_AST_clear(); /* clear display */ - - if (!quiet) { - char buffer[40]; - qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS); - if (drv_generic_text_greet(buffer, "AST USB-LCD")) { - sleep(3); - drv_AST_clear(); - } - } - - return 0; -} - - -/****************************************/ -/*** plugins ***/ -/****************************************/ - -static void plugin_backlight(RESULT * result, RESULT * arg1) -{ - double backlight; - - backlight = drv_AST_LCD_BL(R2N(arg1)); - SetResult(&result, R_NUMBER, &backlight); -} - -/****************************************/ -/*** widget callbacks ***/ -/****************************************/ - - -/* using drv_generic_text_draw(W) */ -/* using drv_generic_text_icon_draw(W) */ -/* using drv_generic_text_bar_draw(W) */ - - -/****************************************/ -/*** exported functions ***/ -/****************************************/ - - -/* list models */ -int drv_AST_list(void) -{ - printf("ASTUSB display interface"); - return 0; -} - - -/* initialize driver & display */ -int drv_AST_init(const char *section, const int quiet) -{ - WIDGET_CLASS wc; - int asc255bug; - int ret; - - info("%s: %s", Name, "$Rev: 975 $"); - - /* display preferences */ - XRES = 5; /* pixel width of one char */ - YRES = 8; /* pixel height of one char */ - CHARS = 8; /* number of user-defineable characters */ - CHAR0 = 0; /* ASCII of first user-defineable char */ - GOTO_COST = 2; /* number of bytes a goto command requires */ - - /* real worker functions */ - drv_generic_text_real_write = drv_AST_write; - drv_generic_text_real_defchar = drv_AST_defchar; - - /* start display */ - if ((ret = drv_AST_start(section, quiet)) != 0) - return ret; - - /* initialize generic text driver */ - if ((ret = drv_generic_text_init(section, Name)) != 0) - return ret; - - /* initialize generic icon driver */ - if ((ret = drv_generic_text_icon_init()) != 0) - return ret; - - /* initialize generic bar driver */ - if ((ret = drv_generic_text_bar_init(0)) != 0) - return ret; - - /* add fixed chars to the bar driver */ - /* most displays have a full block on ascii 255, but some have kind of */ - /* an 'inverted P'. If you specify 'asc255bug 1 in the config, this */ - /* char will not be used, but rendered by the bar driver */ - cfg_number(section, "asc255bug", 0, 0, 1, &asc255bug); - drv_generic_text_bar_add_segment(0, 0, 255, 32); /* ASCII 32 = blank */ - if (!asc255bug) - drv_generic_text_bar_add_segment(255, 255, 255, 255); /* ASCII 255 = block */ - - - /* register text widget */ - wc = Widget_Text; - wc.draw = drv_generic_text_draw; - widget_register(&wc); - - /* register icon widget */ - wc = Widget_Icon; - wc.draw = drv_generic_text_icon_draw; - widget_register(&wc); - - /* register bar widget */ - wc = Widget_Bar; - wc.draw = drv_generic_text_bar_draw; - widget_register(&wc); - - /* register plugins */ - // AddFunction("LCD::contrast", 1, plugin_contrast); - // AddFunction("LCD::brightness", 1, plugin_brightness); - AddFunction("LCD::backlight", 1, plugin_backlight); - - return 0; -} - - -/* close driver & display */ -int drv_AST_quit(const int quiet) -{ - - info("%s: shutting down.", Name); - - drv_generic_text_quit(); - - /* clear display */ - drv_AST_clear(); - - /* say goodbye... */ - if (!quiet) { - drv_generic_text_greet("That's all, folks!", NULL); - } - - drv_AST_LCD_BL(0); - - debug("closing USB connection"); - drv_AST_HW_close(); - - return (0); -} - - -DRIVER drv_ASTUSB = { - .name = Name, - .list = drv_AST_list, - .init = drv_AST_init, - .quit = drv_AST_quit, -}; -- cgit v1.2.3