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update files to correct FSF address
[openocd] / src / jtag / drivers / versaloon / usbtoxxx / usbtogpio.c
1 /***************************************************************************
2  *   Copyright (C) 2009 - 2010 by Simon Qian <SimonQian@SimonQian.com>     *
3  *                                                                         *
4  *   This program is free software; you can redistribute it and/or modify  *
5  *   it under the terms of the GNU General Public License as published by  *
6  *   the Free Software Foundation; either version 2 of the License, or     *
7  *   (at your option) any later version.                                   *
8  *                                                                         *
9  *   This program is distributed in the hope that it will be useful,       *
10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
12  *   GNU General Public License for more details.                          *
13  *                                                                         *
14  *   You should have received a copy of the GNU General Public License     *
15  *   along with this program; if not, write to the                         *
16  *   Free Software Foundation, Inc.,                                       *
17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
18  ***************************************************************************/
19
20 #ifdef HAVE_CONFIG_H
21 #include "config.h"
22 #endif
23
24 #include <string.h>
25
26 #include "../versaloon_include.h"
27 #include "../versaloon.h"
28 #include "../versaloon_internal.h"
29 #include "usbtoxxx.h"
30 #include "usbtoxxx_internal.h"
31
32 RESULT usbtogpio_init(uint8_t interface_index)
33 {
34         return usbtoxxx_init_command(USB_TO_GPIO, interface_index);
35 }
36
37 RESULT usbtogpio_fini(uint8_t interface_index)
38 {
39         return usbtoxxx_fini_command(USB_TO_GPIO, interface_index);
40 }
41
42 RESULT usbtogpio_config(uint8_t interface_index, uint32_t mask,
43         uint32_t dir_mask, uint32_t pull_en_mask,
44         uint32_t input_pull_mask)
45 {
46         uint8_t conf[8];
47
48 #if PARAM_CHECK
49         if (interface_index > 7) {
50                 LOG_BUG(ERRMSG_INVALID_INTERFACE_NUM, interface_index);
51                 return ERROR_FAIL;
52         }
53 #endif
54
55         dir_mask &= mask;
56         SET_LE_U16(&conf[0], mask);
57         SET_LE_U16(&conf[2], dir_mask);
58         SET_LE_U16(&conf[4], pull_en_mask);
59         SET_LE_U16(&conf[6], input_pull_mask);
60
61         return usbtoxxx_conf_command(USB_TO_GPIO, interface_index, conf,
62                 sizeof(conf));
63 }
64
65 RESULT usbtogpio_in(uint8_t interface_index, uint32_t mask, uint32_t *value)
66 {
67         uint8_t buf[2];
68
69 #if PARAM_CHECK
70         if (interface_index > 7) {
71                 LOG_BUG(ERRMSG_INVALID_INTERFACE_NUM, interface_index);
72                 return ERROR_FAIL;
73         }
74 #endif
75
76         SET_LE_U16(&buf[0], mask);
77
78         return usbtoxxx_in_command(USB_TO_GPIO, interface_index, buf, 2, 2,
79                 (uint8_t *)value, 0, 2, 0);
80 }
81
82 RESULT usbtogpio_out(uint8_t interface_index, uint32_t mask, uint32_t value)
83 {
84         uint8_t buf[4];
85
86 #if PARAM_CHECK
87         if (interface_index > 7) {
88                 LOG_BUG(ERRMSG_INVALID_INTERFACE_NUM, interface_index);
89                 return ERROR_FAIL;
90         }
91 #endif
92
93         SET_LE_U16(&buf[0], mask);
94         SET_LE_U16(&buf[2], value);
95
96         return usbtoxxx_out_command(USB_TO_GPIO, interface_index, buf, 4, 0);
97 }