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1 #ifndef ezusb_H
2 #define ezusb_H
3 /*
4  * Copyright © 2001 Stephen Williams (steve@icarus.com)
5  * Copyright © 2002 David Brownell (dbrownell@users.sourceforge.net)
6  * Copyright © 2013 Federico Manzan (f.manzan@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 
24 #include <config.h>
25 
26 #include <stdbool.h>
27 
28 #define FX_TYPE_UNDEFINED  -1
29 #define FX_TYPE_AN21       0	/* Original AnchorChips parts */
30 #define FX_TYPE_FX1        1	/* Updated Cypress versions */
31 #define FX_TYPE_FX2        2	/* USB 2.0 versions */
32 #define FX_TYPE_FX2LP      3	/* Updated FX2 */
33 #define FX_TYPE_FX3        4	/* USB 3.0 versions */
34 #define FX_TYPE_MAX        5
35 #define FX_TYPE_NAMES      { "an21", "fx", "fx2", "fx2lp", "fx3" }
36 
37 #define IMG_TYPE_UNDEFINED -1
38 #define IMG_TYPE_HEX       0	/* Intel HEX */
39 #define IMG_TYPE_IIC       1	/* Cypress 8051 IIC */
40 #define IMG_TYPE_BIX       2	/* Cypress 8051 BIX */
41 #define IMG_TYPE_IMG       3	/* Cypress IMG format */
42 #define IMG_TYPE_MAX       4
43 #define IMG_TYPE_NAMES     { "Intel HEX", "Cypress 8051 IIC", "Cypress 8051 BIX", "Cypress IMG format" }
44 
45 #ifdef __cplusplus
46 extern "C" {
47 #endif
48 
49 /*
50  * Automatically identified devices (VID, PID, type, designation).
51  * TODO: Could use some validation. Also where's the FX2?
52  */
53 typedef struct {
54 	uint16_t vid;
55 	uint16_t pid;
56 	int type;
57 	const char* designation;
58 } fx_known_device;
59 
60 #define FX_KNOWN_DEVICES { \
61 	{ 0x0547, 0x2122, FX_TYPE_AN21, "Cypress EZ-USB (2122S)" },\
62 	{ 0x0547, 0x2125, FX_TYPE_AN21, "Cypress EZ-USB (2121S/2125S)" },\
63 	{ 0x0547, 0x2126, FX_TYPE_AN21, "Cypress EZ-USB (2126S)" },\
64 	{ 0x0547, 0x2131, FX_TYPE_AN21, "Cypress EZ-USB (2131Q/2131S/2135S)" },\
65 	{ 0x0547, 0x2136, FX_TYPE_AN21, "Cypress EZ-USB (2136S)" },\
66 	{ 0x0547, 0x2225, FX_TYPE_AN21, "Cypress EZ-USB (2225)" },\
67 	{ 0x0547, 0x2226, FX_TYPE_AN21, "Cypress EZ-USB (2226)" },\
68 	{ 0x0547, 0x2235, FX_TYPE_AN21, "Cypress EZ-USB (2235)" },\
69 	{ 0x0547, 0x2236, FX_TYPE_AN21, "Cypress EZ-USB (2236)" },\
70 	{ 0x04b4, 0x6473, FX_TYPE_FX1, "Cypress EZ-USB FX1" },\
71 	{ 0x04b4, 0x8613, FX_TYPE_FX2LP, "Cypress EZ-USB FX2LP (68013A/68014A/68015A/68016A)" }, \
72 	{ 0x04b4, 0x00f3, FX_TYPE_FX3, "Cypress FX3" },\
73 }
74 
75 /*
76  * This function uploads the firmware from the given file into RAM.
77  * Stage == 0 means this is a single stage load (or the first of
78  * two stages).  Otherwise it's the second of two stages; the
79  * caller having preloaded the second stage loader.
80  *
81  * The target processor is reset at the end of this upload.
82  */
83 extern int ezusb_load_ram(libusb_device_handle *device,
84 	const char *path, int fx_type, int img_type, int stage);
85 
86 /*
87  * This function uploads the firmware from the given file into EEPROM.
88  * This uses the right CPUCS address to terminate the EEPROM load with
89  * a reset command where FX parts behave differently than FX2 ones.
90  * The configuration byte is as provided here (zero for an21xx parts)
91  * and the EEPROM type is set so that the microcontroller will boot
92  * from it.
93  *
94  * The caller must have preloaded a second stage loader that knows
95  * how to respond to the EEPROM write request.
96  */
97 extern int ezusb_load_eeprom(libusb_device_handle *device,
98 	const char *path, int fx_type, int img_type, int config);
99 
100 /* Verbosity level (default 1). Can be increased or decreased with options v/q  */
101 extern int verbose;
102 
103 extern void logerror(const char *format, ...) PRINTF_FORMAT(1, 2);
104 
105 #ifdef __cplusplus
106 }
107 #endif
108 
109 #endif
110