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      1 #ifndef __ezusb_H
      2 #define __ezusb_H
      3 /*
      4  * Copyright  2001 Stephen Williams (steve (at) icarus.com)
      5  * Copyright  2002 David Brownell (dbrownell (at) users.sourceforge.net)
      6  * Copyright  2013 Federico Manzan (f.manzan (at) gmail.com)
      7  *
      8  *    This source code is free software; you can redistribute it
      9  *    and/or modify it in source code form under the terms of the GNU
     10  *    General Public License as published by the Free Software
     11  *    Foundation; either version 2 of the License, or (at your option)
     12  *    any later version.
     13  *
     14  *    This program is distributed in the hope that it will be useful,
     15  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
     16  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     17  *    GNU General Public License for more details.
     18  *
     19  *    You should have received a copy of the GNU General Public License
     20  *    along with this program; if not, write to the Free Software
     21  *    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
     22  */
     23 #if !defined(_MSC_VER)
     24 #include <stdbool.h>
     25 #else
     26 #define __attribute__(x)
     27 #if !defined(bool)
     28 #define bool int
     29 #endif
     30 #if !defined(true)
     31 #define true (1 == 1)
     32 #endif
     33 #if !defined(false)
     34 #define false (!true)
     35 #endif
     36 #if defined(_PREFAST_)
     37 #pragma warning(disable:28193)
     38 #endif
     39 #endif
     40 
     41 #define FX_TYPE_UNDEFINED  -1
     42 #define FX_TYPE_AN21       0	/* Original AnchorChips parts */
     43 #define FX_TYPE_FX1        1	/* Updated Cypress versions */
     44 #define FX_TYPE_FX2        2	/* USB 2.0 versions */
     45 #define FX_TYPE_FX2LP      3	/* Updated FX2 */
     46 #define FX_TYPE_FX3        4	/* USB 3.0 versions */
     47 #define FX_TYPE_MAX        5
     48 #define FX_TYPE_NAMES      { "an21", "fx", "fx2", "fx2lp", "fx3" }
     49 
     50 #define IMG_TYPE_UNDEFINED -1
     51 #define IMG_TYPE_HEX       0	/* Intel HEX */
     52 #define IMG_TYPE_IIC       1	/* Cypress 8051 IIC */
     53 #define IMG_TYPE_BIX       2	/* Cypress 8051 BIX */
     54 #define IMG_TYPE_IMG       3	/* Cypress IMG format */
     55 #define IMG_TYPE_MAX       4
     56 #define IMG_TYPE_NAMES     { "Intel HEX", "Cypress 8051 IIC", "Cypress 8051 BIX", "Cypress IMG format" }
     57 
     58 #ifdef __cplusplus
     59 extern "C" {
     60 #endif
     61 
     62 /*
     63  * Automatically identified devices (VID, PID, type, designation).
     64  * TODO: Could use some validation. Also where's the FX2?
     65  */
     66 typedef struct {
     67 	uint16_t vid;
     68 	uint16_t pid;
     69 	int type;
     70 	const char* designation;
     71 } fx_known_device;
     72 
     73 #define FX_KNOWN_DEVICES { \
     74 	{ 0x0547, 0x2122, FX_TYPE_AN21, "Cypress EZ-USB (2122S)" },\
     75 	{ 0x0547, 0x2125, FX_TYPE_AN21, "Cypress EZ-USB (2121S/2125S)" },\
     76 	{ 0x0547, 0x2126, FX_TYPE_AN21, "Cypress EZ-USB (2126S)" },\
     77 	{ 0x0547, 0x2131, FX_TYPE_AN21, "Cypress EZ-USB (2131Q/2131S/2135S)" },\
     78 	{ 0x0547, 0x2136, FX_TYPE_AN21, "Cypress EZ-USB (2136S)" },\
     79 	{ 0x0547, 0x2225, FX_TYPE_AN21, "Cypress EZ-USB (2225)" },\
     80 	{ 0x0547, 0x2226, FX_TYPE_AN21, "Cypress EZ-USB (2226)" },\
     81 	{ 0x0547, 0x2235, FX_TYPE_AN21, "Cypress EZ-USB (2235)" },\
     82 	{ 0x0547, 0x2236, FX_TYPE_AN21, "Cypress EZ-USB (2236)" },\
     83 	{ 0x04b4, 0x6473, FX_TYPE_FX1, "Cypress EZ-USB FX1" },\
     84 	{ 0x04b4, 0x8613, FX_TYPE_FX2LP, "Cypress EZ-USB FX2LP (68013A/68014A/68015A/68016A)" }, \
     85 	{ 0x04b4, 0x00f3, FX_TYPE_FX3, "Cypress FX3" },\
     86 }
     87 
     88 /*
     89  * This function uploads the firmware from the given file into RAM.
     90  * Stage == 0 means this is a single stage load (or the first of
     91  * two stages).  Otherwise it's the second of two stages; the
     92  * caller having preloaded the second stage loader.
     93  *
     94  * The target processor is reset at the end of this upload.
     95  */
     96 extern int ezusb_load_ram(libusb_device_handle *device,
     97 	const char *path, int fx_type, int img_type, int stage);
     98 
     99 /*
    100  * This function uploads the firmware from the given file into EEPROM.
    101  * This uses the right CPUCS address to terminate the EEPROM load with
    102  * a reset command where FX parts behave differently than FX2 ones.
    103  * The configuration byte is as provided here (zero for an21xx parts)
    104  * and the EEPROM type is set so that the microcontroller will boot
    105  * from it.
    106  *
    107  * The caller must have preloaded a second stage loader that knows
    108  * how to respond to the EEPROM write request.
    109  */
    110 extern int ezusb_load_eeprom(libusb_device_handle *device,
    111 	const char *path, int fx_type, int img_type, int config);
    112 
    113 /* Verbosity level (default 1). Can be increased or decreased with options v/q  */
    114 extern int verbose;
    115 
    116 #ifdef __cplusplus
    117 }
    118 #endif
    119 
    120 #endif
    121