1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 /***************************************************************************
4 * Copyright (C) 2009 - 2010 by Simon Qian <SimonQian@SimonQian.com> *
5 ***************************************************************************/
13 #include "../versaloon_include.h"
14 #include "../versaloon.h"
15 #include "../versaloon_internal.h"
17 #include "usbtoxxx_internal.h"
19 RESULT
usbtojtagraw_init(uint8_t interface_index
)
21 return usbtoxxx_init_command(USB_TO_JTAG_RAW
, interface_index
);
24 RESULT
usbtojtagraw_fini(uint8_t interface_index
)
26 return usbtoxxx_fini_command(USB_TO_JTAG_RAW
, interface_index
);
29 RESULT
usbtojtagraw_config(uint8_t interface_index
, uint32_t khz
)
34 if (interface_index
> 7) {
35 LOG_BUG(ERRMSG_INVALID_INTERFACE_NUM
, interface_index
);
40 SET_LE_U32(&cfg_buf
[0], khz
);
42 return usbtoxxx_conf_command(USB_TO_JTAG_RAW
, interface_index
, cfg_buf
, 4);
45 RESULT
usbtojtagraw_execute(uint8_t interface_index
, uint8_t *tdi
,
46 uint8_t *tms
, uint8_t *tdo
, uint32_t bitlen
)
51 if (interface_index
> 7) {
52 LOG_BUG(ERRMSG_INVALID_INTERFACE_NUM
, interface_index
);
57 if (bitlen
> 8 * 0xFFFF)
59 bytelen
= (uint16_t)((bitlen
+ 7) >> 3);
61 SET_LE_U32(&versaloon_cmd_buf
[0], bitlen
);
62 memcpy(versaloon_cmd_buf
+ 4, tdi
, bytelen
);
63 memcpy(versaloon_cmd_buf
+ 4 + bytelen
, tms
, bytelen
);
65 return usbtoxxx_inout_command(USB_TO_JTAG_RAW
, interface_index
,
66 versaloon_cmd_buf
, 4 + bytelen
* 2, bytelen
, tdo
, 0, bytelen
, 0);
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