added support for AX206dpf-based picture frames (contributed by Lutz Neumann)

1 files changed, 267 insertions, 0 deletions

diff --git a/glcddrivers/ax206dpf.h b/glcddrivers/ax206dpf.h
new file mode 100644
index 0000000..1446924
--- /dev/null
+++ b/glcddrivers/ax206dpf.h
@@ -0,0 +1,267 @@
+/*
+ * GraphLCD driver library
+ *
+ * ax206dpf.h  -  AX206dpf driver class
+ *                Output goes to AX 206 based photoframe
+ * based on:
+ *   simlcd device
+ *     (c) 2001-2004 Carsten Siebholz <c.siebholz AT t-online.de>
+ *     (c) 2011      Dirk Heiser
+ *     (c) 2011      Wolfgang Astleitner <mrwastl AT users.sourceforge.net>
+ * 
+ * includes code from:
+ *  http://sourceforge.net/projects/dpf-ax/
+ * 
+ *  Original copyright:
+ * 
+ *  Copyright (C) 2008 Jeroen Domburg <picframe@spritesmods.com>
+ *  Modified from sample code by:
+ *  Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at>
+ *  Copyright (C) 2005, 2006, 2007 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ *  Mods by <hackfin@section5.ch>
+ *
+ * This file is released under the GNU General Public License. Refer
+ * to the COPYING file distributed with this package.
+ *
+ * (c) 2011      Lutz Neumann <superelchi AT wolke7.de>
+ * 
+ * HISTORY
+ * 
+ * v0.1 - 10 Aug 2011 - Inital release
+ */
+
+#ifndef _GLCDDRIVERS_AX206DPF_H_
+#define _GLCDDRIVERS_AX206DPF_H_
+
+#include "driver.h"
+
+
+namespace GLCD
+{
+
+class cDriverConfig;
+
+class cDriverAX206DPF : public cDriver
+{
+private:
+    unsigned char * LCD;
+    cDriverConfig * config;
+    cDriverConfig * oldConfig;
+
+    int zoom;
+    bool isPortrait;
+    bool rotate90;
+    int miny, maxy;
+
+    int CheckSetup();
+    void ResetMinMax();
+
+public:
+    cDriverAX206DPF(cDriverConfig * config);
+    virtual ~cDriverAX206DPF();
+
+    virtual int Init();
+    virtual int DeInit();
+
+    virtual void Clear();
+    virtual void SetPixel(int x, int y, uint32_t data);
+    virtual void Refresh(bool refreshAll = false);
+    virtual GLCD::cColor GetBackgroundColor(void);
+    //virtual void SetBrightness(unsigned int);
+    virtual bool GetDriverFeature  (const std::string & Feature, int & value);
+};
+
+} // end of namespace GLCD
+
+
+//##########################################################################################
+//
+// ** START OF UGLY HACK ** START OF UGLY HACK ** START OF UGLY HACK ** START OF UGLY HACK *
+//
+// Because I choose NOT to include the static library libdpf.a and/or their header- and
+// source-files from the original dpf-ax hack, I did some creative copy & paste from there
+// to this place. I will delete this stuff when a usable shared library of libpdf exists.
+//
+//##########################################################################################
+
+// -------------------------------------------------------------------
+// START SELECTIVE COPY & PASTE "dpf.h"
+// -------------------------------------------------------------------
+
+/** libdpf header file
+ *
+ * (c) 2010, 2011 <hackfin@section5.ch>
+ *
+ */
+
+// -------------------------------------------------------------------
+// START SELECTIVE COPY & PASTE "usbuser.h"
+// -------------------------------------------------------------------
+
+#include <usb.h>
+
+namespace LIBDPF
+{
+
+/* USB user commands
+ *
+ * Only temporary. Should move to dpflib or into a dclib configuration.
+ *
+ */
+
+#define PROTOCOL_VERSION  1
+
+/** Our vendor specific USB commands to do stuff on the DPF */
+
+#define USBCMD_GETPROPERTY  0x00    ///< Get property
+#define USBCMD_SETPROPERTY  0x01    ///< Set property
+#define USBCMD_MEMREAD      0x04    ///< Memory read
+#define USBCMD_APPLOAD      0x05    ///< Load and run applet
+#define USBCMD_FILLRECT     0x11    ///< Fill screen rectangle
+#define USBCMD_BLIT         0x12    ///< Blit to screen
+#define USBCMD_COPYRECT     0x13    ///< Copy screen rectangle
+#define USBCMD_FLASHLOCK    0x20    ///< Lock USB for flash access
+#define USBCMD_PROBE        0xff    ///< Get version code (probe)
+
+/* Some special return codes */
+#define USB_IN_SEQUENCE     0x7f    ///< We're inside a command sequence
+
+// Property handling:
+
+#define PROPERTY_BRIGHTNESS  0x01
+#define PROPERTY_FGCOLOR     0x02
+#define PROPERTY_BGCOLOR     0x03
+#define PROPERTY_ORIENTATION 0x10
+
+// -------------------------------------------------------------------
+// END SELECTIVE COPY & PASTE "usbuser.h"
+// -------------------------------------------------------------------
+
+#define ADDR unsigned int
+
+//#define MODE_SG  0x00  ///< generic device mode (original)
+//#define MODE_USB 0x01  ///< libusb operation mode (hacked)
+#define FLAG_CAN_LOCK 0x80  ///< Has the locking feature (new firmware)
+
+enum {
+	DEVERR_FILE = -16,
+	DEVERR_OPEN,
+	DEVERR_HEX,
+	DEVERR_CHK,
+	DEVERR_IO,
+	DEVERR_MALLOC,
+	DEVERR_TIMEOUT,
+};
+
+/** The DPF context structure */
+
+typedef
+struct dpf_context {
+	unsigned char mode;
+	unsigned char flags;
+	union {
+		usb_dev_handle *udev;
+		int fd;
+	} dev;
+	unsigned int width;
+	unsigned int height;
+	int bpp;
+	int proto;
+	char* buff;
+	unsigned char* oldpix;
+	int offx;
+	int offy;
+} DPFContext;
+
+/** A value proxy for the property API */
+typedef struct dpf_proxy {
+	union {
+		short	integer;
+		char   *sequence;
+	} value;
+	char type;
+} DPFValue;
+
+enum {
+	TYPE_INTEGER,
+	TYPE_STRING,
+}; 
+
+#define DPFHANDLE struct dpf_context *
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ Opens the DPF device. if dev is not NULL, open device, otherwise, look for
+ USB device.
+ */
+int dpf_open(const char *dev, DPFHANDLE *h);
+
+/** Close DPF device */
+void dpf_close(DPFHANDLE h);
+
+/** Blit data to screen
+ *
+ * \param buf     buffer to 16 bpp RGB 565 image data
+ * \param rect    rectangle tuple: [x0, y0, x1, y1]
+ */
+
+int dpf_screen_blit(DPFHANDLE h, const unsigned char *buf, short rect[4]);
+
+/** Set property on DPF
+ * \param token       Property token
+ * \param value       Pointer to value
+ */
+int dpf_setproperty(DPFHANDLE h, int token, const DPFValue *value);
+
+/* USB raw */
+
+int emulate_scsi(usb_dev_handle *d, unsigned char *cmd, int cmdlen, char out,
+	unsigned char *data, unsigned long block_len);
+
+const char *dev_errstr(int err);
+
+// Private stuff:
+usb_dev_handle *dpf_usb_open(int index);
+int sgdev_open(const char *portname, int *fd);
+
+#ifdef __cplusplus
+}
+#endif
+
+// Some internal address offsets. They may change, but so far all types
+// seem to have the same
+//
+// w: word, <n>: length, [LE, BE]
+//
+// FIXME: Use packed struct later.
+
+// FIXME: Should be 0x0020, once we have the firmware replaced
+#define OFFSET_PROPS 0x3f0020   ///< w[2]:LE : Resolution X, Y
+
+// -------------------------------------------------------------------
+// END SELECTIVE COPY & PASTE "dpf.h"
+// -------------------------------------------------------------------
+
+// -------------------------------------------------------------------
+// START SELECTIVE COPY & PASTE "sglib.h"
+// -------------------------------------------------------------------
+
+/* generic SCSI device stuff: */
+
+#define DIR_IN  0
+#define DIR_OUT 1
+
+// -------------------------------------------------------------------
+// END SELECTIVE COPY & PASTE "sglib.h"
+// -------------------------------------------------------------------
+
+} // end of namespace LIBDPF_HACK
+
+//##########################################################################################
+// ** END OF UGLY HACK ** END OF UGLY HACK ** END OF UGLY HACK ** END OF UGLY HACK *
+//##########################################################################################
+
+#endif //_GLCDDRIVERS_AX206DPF_H_