b1905a3dce0e671a37cbe19e2d944916e0fe8962
[openocd.git] / src / target / arm_jtag.h
1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
4 * *
5 * Copyright (C) 2007,2008 √ėyvind Harboe *
6 * oyvind.harboe@zylin.com *
7 * *
8 * This program is free software; you can redistribute it and/or modify *
9 * it under the terms of the GNU General Public License as published by *
10 * the Free Software Foundation; either version 2 of the License, or *
11 * (at your option) any later version. *
12 * *
13 * This program is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16 * GNU General Public License for more details. *
17 * *
18 * You should have received a copy of the GNU General Public License *
19 * along with this program; if not, write to the *
20 * Free Software Foundation, Inc., *
21 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
22 ***************************************************************************/
23 #ifndef ARM_JTAG
24 #define ARM_JTAG
25
26 #include "jtag.h"
27
28 struct arm_jtag
29 {
30 struct jtag_tap *tap;
31
32 uint32_t scann_size;
33 uint32_t scann_instr;
34 uint32_t cur_scan_chain;
35
36 uint32_t intest_instr;
37 };
38
39 int arm_jtag_set_instr(struct arm_jtag *jtag_info,
40 uint32_t new_instr, void *verify_capture);
41 int arm_jtag_scann(struct arm_jtag *jtag_info, uint32_t new_scan_chain);
42 int arm_jtag_setup_connection(struct arm_jtag *jtag_info);
43
44 /* JTAG buffers to host, be and le buffers, flipping variants */
45 int arm_jtag_buf_to_u32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
46 int arm_jtag_buf_to_le32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
47 int arm_jtag_buf_to_le16_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
48 int arm_jtag_buf_to_be32_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
49 int arm_jtag_buf_to_be16_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
50 int arm_jtag_buf_to_8_flip(uint8_t *in_buf, void *priv, struct scan_field_s *field);
51
52 /* JTAG buffers to host, be and le buffers */
53 int arm_jtag_buf_to_u32(uint8_t *in_buf, void *priv, struct scan_field_s *field);
54 int arm_jtag_buf_to_le32(uint8_t *in_buf, void *priv, struct scan_field_s *field);
55 int arm_jtag_buf_to_le16(uint8_t *in_buf, void *priv, struct scan_field_s *field);
56 int arm_jtag_buf_to_be32(uint8_t *in_buf, void *priv, struct scan_field_s *field);
57 int arm_jtag_buf_to_be16(uint8_t *in_buf, void *priv, struct scan_field_s *field);
58 int arm_jtag_buf_to_8(uint8_t *in_buf, void *priv, struct scan_field_s *field);
59
60
61 /* use this as a static so we can inline it in -O3 and refer to it via a pointer */
62 static __inline__ void arm7flip32(jtag_callback_data_t arg)
63 {
64 uint8_t *in = (uint8_t *)arg;
65 *((uint32_t *)in) = flip_u32(le_to_h_u32(in), 32);
66 }
67
68 static __inline__ void arm_le_to_h_u32(jtag_callback_data_t arg)
69 {
70 uint8_t *in = (uint8_t *)arg;
71 *((uint32_t *)in) = le_to_h_u32(in);
72 }
73
74
75 #endif /* ARM_JTAG */
76

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