1 /*
2 * \ingroup MODULMACROS
3 *
4 * \file ResetArm.c
5 *
6 * \brief <FILEBRIEF>
7 *
8 *
9 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
10 *
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 *
16 * Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 *
19 * Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the
22 * distribution.
23 *
24 * Neither the name of Texas Instruments Incorporated nor the names of
25 * its contributors may be used to endorse or promote products derived
26 * from this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 */
40
41 #include "arch.h"
42 #include "edt.h"
43 #include "hal.h"
44 #include "stream.h"
45 #include "JTAG_defs.h"
46 #include "error_def.h"
47
48 /**
49 Halt: Resets and Halts the Core
50 */
51 #if defined(MSP430_UIF) || defined(MSP_FET)
52 extern ARMConfigSettings armConfigSettings;
53 #endif
54
HAL_FUNCTION(_hal_ResetArm)55 HAL_FUNCTION(_hal_ResetArm)
56 {
57 #if defined(MSP430_UIF) || defined(MSP_FET)
58 unsigned short resetType = 0;
59
60 if(STREAM_get_word(&resetType) == -1)
61 {
62 return HALERR_UNDEFINED_ERROR;
63 }
64 unsigned long data = VECTKEY | (resetType ? SYSRESETREQ : VECTRESET);
65 if(IHIL_Write_Read_Mem_Ap(0, AIRCR, &data, WRITE) == -1)
66 {
67 return HALERR_UNDEFINED_ERROR;
68 }
69 if(IHIL_Write_Read_Mem_Ap(0, DHCSR, &data, READ) == -1)
70 {
71 return HALERR_UNDEFINED_ERROR;
72 }
73 if(resetType == 0)
74 {
75 if(((data & 0xFF000000) >> 24) != 0x2)
76 {
77 return HALERR_UNDEFINED_ERROR;
78 }
79 }
80
81 #endif
82 return 0;
83 }
84