int printf(const char *format, ...)
{
static char printfbuf[256];
int len;
unsigned char *ptr;
va_list ap;
va_start(ap, format);
ptr = printfbuf;
len = vsnprintf(ptr, sizeof(printfbuf), format, ap);
va_end(ap);
lcd_puts(0, line++, ptr);
if (verbose)
lcd_update();
if(line >= LCD_HEIGHT/SYSFONT_HEIGHT)
line = 0;
#ifdef HAVE_REMOTE_LCD
lcd_remote_puts(0, remote_line++, ptr);
if (verbose)
lcd_remote_update();
if(remote_line >= LCD_REMOTE_HEIGHT/SYSFONT_HEIGHT)
remote_line = 0;
#endif
return len;
}
static void displayremote(void)
{
/* TODO: we should have a debug option that enables/disables this! */
int w, h;
int lines;
int columns;
int i;
int index;
lcd_remote_getstringsize("A", &w, &h);
lines = LCD_REMOTE_HEIGHT/h;
columns = LCD_REMOTE_WIDTH/w;
lcd_remote_setmargins(0, 0);
lcd_remote_clear_display();
index = logfindex;
for(i = lines-1; i>=0; i--) {
unsigned char buffer[columns+1];
if(--index < 0) {
if(logfwrap)
index = MAX_LOGF_LINES-1;
else
break; /* done */
}
memcpy(buffer, logfbuffer[index], columns);
buffer[columns]=0;
lcd_remote_puts(0, i, buffer);
}
lcd_remote_update();
}
