2acc0ac542
later. We still need to hunt down snippets used that are not. 1324 modified files... http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
132 lines
3.4 KiB
C
132 lines
3.4 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Daniel Stenberg
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/*
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* logf() logs MAX_LOGF_ENTRY (21) bytes per entry in a circular buffer. Each
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* logged string is space- padded for easier and faster output on screen. Just
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* output MAX_LOGF_ENTRY characters on each line. MAX_LOGF_ENTRY bytes fit
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* nicely on the iRiver remote LCD (128 pixels with an 8x6 pixels font).
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*/
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#include <string.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include "config.h"
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#include "lcd-remote.h"
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#include "logf.h"
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#include "serial.h"
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#ifdef HAVE_USBSTACK
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#include "usb_core.h"
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#include "usbstack/usb_serial.h"
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#endif
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/* Only provide all this if asked to */
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#ifdef ROCKBOX_HAS_LOGF
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#ifndef __PCTOOL__
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unsigned char logfbuffer[MAX_LOGF_LINES][MAX_LOGF_ENTRY];
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int logfindex;
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bool logfwrap;
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#endif
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#ifdef HAVE_REMOTE_LCD
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static void displayremote(void)
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{
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/* TODO: we should have a debug option that enables/disables this! */
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int w, h;
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int lines;
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int columns;
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int i;
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int index;
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lcd_remote_getstringsize("A", &w, &h);
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lines = LCD_REMOTE_HEIGHT/h;
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columns = LCD_REMOTE_WIDTH/w;
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lcd_remote_clear_display();
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index = logfindex;
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for(i = lines-1; i>=0; i--) {
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unsigned char buffer[columns+1];
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if(--index < 0) {
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if(logfwrap)
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index = MAX_LOGF_LINES-1;
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else
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break; /* done */
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}
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memcpy(buffer, logfbuffer[index], columns);
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buffer[columns]=0;
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lcd_remote_puts(0, i, buffer);
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}
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lcd_remote_update();
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}
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#else
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#define displayremote()
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#endif
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#ifdef __PCTOOL__
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void _logf(const char *format, ...)
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{
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char buf[1024];
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va_list ap;
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va_start(ap, format);
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vsnprintf(buf, sizeof buf, format, ap);
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printf("DEBUG: %s\n", buf);
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}
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#else
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void _logf(const char *format, ...)
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{
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int len;
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unsigned char *ptr;
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va_list ap;
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va_start(ap, format);
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if(logfindex >= MAX_LOGF_LINES) {
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/* wrap */
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logfwrap = true;
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logfindex = 0;
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}
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ptr = logfbuffer[logfindex];
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len = vsnprintf(ptr, MAX_LOGF_ENTRY, format, ap);
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#ifdef HAVE_SERIAL
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serial_tx(ptr);
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serial_tx("\r\n");
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#endif
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#ifdef USB_SERIAL
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usb_serial_send(ptr,len);
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usb_serial_send("\r\n",2);
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#endif
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va_end(ap);
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if(len < MAX_LOGF_ENTRY)
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/* pad with spaces up to the MAX_LOGF_ENTRY byte border */
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memset(ptr+len, ' ', MAX_LOGF_ENTRY-len);
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logfindex++; /* leave it where we write the next time */
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displayremote();
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}
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#endif
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#endif
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