Add USB_FLASH_DRIVE_SUPPORT

Marlin/src/sd/usb_flashdrive/lib/printhex.h

@@ -0,0 +1,91 @@
+/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
+
+This program 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 of the License, or
+(at your option) any later version.
+
+This program 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+Contact information
+-------------------
+
+Circuits At Home, LTD
+Web      :  http://www.circuitsathome.com
+e-mail   :  support@circuitsathome.com
+ */
+
+#if !defined(_usb_h_) || defined(__PRINTHEX_H__)
+#error "Never include printhex.h directly; include Usb.h instead"
+#else
+#define __PRINTHEX_H__
+
+void E_Notifyc(char c, int lvl);
+
+template <class T>
+void PrintHex(T val, int lvl) {
+        int num_nibbles = sizeof (T) * 2;
+
+        do {
+                char v = 48 + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
+                if(v > 57) v += 7;
+                E_Notifyc(v, lvl);
+        } while(--num_nibbles);
+}
+
+template <class T>
+void PrintBin(T val, int lvl) {
+        for(T mask = (((T)1) << ((sizeof (T) << 3) - 1)); mask; mask >>= 1)
+                if(val & mask)
+                        E_Notifyc('1', lvl);
+                else
+                        E_Notifyc('0', lvl);
+}
+
+template <class T>
+void SerialPrintHex(T val) {
+        int num_nibbles = sizeof (T) * 2;
+
+        do {
+                char v = 48 + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
+                if(v > 57) v += 7;
+                USB_HOST_SERIAL.print(v);
+        } while(--num_nibbles);
+}
+
+template <class T>
+void PrintHex2(Print *prn, T val) {
+        T mask = (((T)1) << (((sizeof (T) << 1) - 1) << 2));
+
+        while(mask > 1) {
+                if(val < mask)
+                        prn->print("0");
+
+                mask >>= 4;
+        }
+        prn->print((T)val, HEX);
+}
+
+template <class T> void D_PrintHex(T val __attribute__((unused)), int lvl __attribute__((unused))) {
+#ifdef DEBUG_USB_HOST
+        PrintHex<T > (val, lvl);
+#endif
+}
+
+template <class T>
+void D_PrintBin(T val, int lvl) {
+#ifdef DEBUG_USB_HOST
+        PrintBin<T > (val, lvl);
+#endif
+}
+
+
+
+#endif // __PRINTHEX_H__