FreeCalypso > hg > tcs211-c139

annotate chipsetsw/services/etm/etm_api.c @ 48:616f63f3e501 default tip

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fixed bug in etm_pkt_send() dealing with max-sized packets: this fix is needed for fc-fsio cpout command to work like it does with Pirelli's firmware (they must have made the same fix)
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Fri, 13 Nov 2015 19:11:07 +0000
parents 58d50d1f238d
children
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1 /********************************************************************************
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2 * Enhanced TestMode (ETM)
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3 * @file etm_api.c
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4 *
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5 * API for ETM SWE.
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6 *
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7 * @author Kim T. Peteren (ktp@ti.com)
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8 * @version 0.1
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9 *
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10
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11 *
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12 * History:
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13 *
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14 * Date Modification
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15 * ------------------------------------
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16 * 11/06/2003 Creation
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17 *
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18 * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved
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19 *********************************************************************************/
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20
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21
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22 #include "etm/etm.h"
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23 #include "etm/etm_env.h"
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24 #include "etm/etm_messages_i.h"
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25 #include "etm/etm_trace.h"
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26
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27 #include "etm/etm_misc.h"
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28
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29 #include "rvf/rvf_api.h"
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30
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31 #include <string.h>
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32
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33 extern T_ETM_ENV_CTRL_BLK *etm_env_ctrl_blk;
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34
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35
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36 /********************************************************************************
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37 * Registers the SWE to the ETM instance.
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38 *
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39 * This is a bridge function. It sends the T_ETM_REGISTRATION_REQ
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40 * message to the ETM SWE.
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41 * It is the first function that should be called.
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42 *
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43 * @return ETM_NOMEM in case of a memory error,
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44 * the return value of rvf_send_msg otherwise.
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45 *********************************************************************************/
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46
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47 int etm_register(char name[], int mid, int task_id, T_RVF_ADDR_ID addr_id, ETM_CALLBACK_FUNC callback)
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48 {
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49 /* Type for a registration event. */
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50 T_ETM_REGISTER_REQ *etm_registration_p;
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51
40
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52 /*
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53 * FreeCalypso change: the following hack is a band-aid fix
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54 * for what appears to be a race condition bug that has always
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55 * been present in TI's TCS211 fw. It appears that some parts
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56 * of the fw can call etm_register() before ETM has initialized
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57 * itself, and the call to etm_malloc() below results in a
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58 * crash.
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59 */
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60 if (!strcmp(name, "TML1"))
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61 return ETM_AGAIN;
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62
0
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63 tr_etm(TgTrEtmLow, "ETM API: _register bridge function(%s)", name);
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64
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65 /* Allocate the memory for the message to send */
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66 if ((etm_registration_p = (T_ETM_REGISTER_REQ*) etm_malloc(sizeof(T_ETM_REGISTER_REQ))) == NULL)
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67 return ETM_NOMEM;
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68
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69 /* Fill the message id */
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70 etm_registration_p->header.msg_id = ETM_REGISTER_REQ;
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71
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72 /* Fill the address source id */
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73 etm_registration_p->header.src_addr_id = rvf_get_taskid();
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74 etm_registration_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id;
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75 etm_registration_p->header.callback_func = NULL;
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76
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77 /* Fill the message parameters */
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78 memcpy(etm_registration_p->name, name, strlen(name));
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79 etm_registration_p->mid = mid;
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80 etm_registration_p->task_id = task_id;
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81 etm_registration_p->addr_id = addr_id;
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82 etm_registration_p->rx_callback_func = callback;
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83
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84 /* Send the message using mailbox. */
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85 return rvf_send_msg(etm_env_ctrl_blk->addr_id,
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86 (void*) etm_registration_p);
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87 }
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88
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89
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90 /********************************************************************************
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91 * Cleans ETM register tables, i.e. set/clean the variable at their initialization
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92 * state for a specific entity.
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93 * This function can be used to reinitialize ETM register database without having to
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94 * start/stop it.
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95 *
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96 * This is a bridge function. It sends ETM_UNREGISTER message to ETM.
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97 *
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98 * @return ETM_NOMEM in case of a memory error,
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99 * the return value of rvf_send_msg otherwise.
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100 *********************************************************************************/
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101
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102 int etm_unregister(char name[], int mid, int task_id, T_RVF_ADDR_ID addr_id, ETM_CALLBACK_FUNC callback)
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103 {
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104 /* Type for a start input event. */
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105 T_ETM_UNREGISTER *etm_unregister_p;
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106
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107 tr_etm(TgTrEtmLow, "ETM API: _unregister bridge function");
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108
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109 /* Allocate the memory for the message to send */
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110 if ((etm_unregister_p = (T_ETM_UNREGISTER*) etm_malloc(sizeof(T_ETM_UNREGISTER))) == NULL)
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111 return ETM_NOMEM;
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112
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113 /* Fill the message id */
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114 etm_unregister_p->header.msg_id = ETM_UNREGISTER;
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115
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116 /* Fill the address source id */
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117 etm_unregister_p->header.src_addr_id = rvf_get_taskid();
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118 etm_unregister_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id;
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119 etm_unregister_p->header.callback_func = NULL;
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120
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121 /* Fill the message parameters */
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122 memcpy(etm_unregister_p->name, name, strlen(name));
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123 etm_unregister_p->mid = mid;
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124 etm_unregister_p->task_id = task_id;
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125 etm_unregister_p->addr_id = addr_id;
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126 etm_unregister_p->rx_callback_func = callback;
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127
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128 /* Send the message using mailbox. */
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129 return rvf_send_msg(etm_env_ctrl_blk->addr_id,
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130 (void*) etm_unregister_p);
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131 }
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132
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133
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
134 /********************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
135 * Get data from a ETM packet structur. Get either 8, 16 or 32 value
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
136 * Used to unpack data
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
137 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
138 * This is helpers
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
139 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
140 * @return the return value of the point of the ETM packet.
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
141 *********************************************************************************/
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
142
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
143 int etm_get8(void *buf)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
144 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
145 unsigned char *p = buf;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
146
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
147 int value = *p;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
148
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
149 tr_etm(TgTrEtmLow, "ETM API: _get8(%d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
150
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
151 return value;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
152 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
153
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
154 int etm_get16(void *buf)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
155 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
156 unsigned char *p = buf;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
157
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
158 int value =
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
159 (*p++ | (*p << 8));
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
160
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
161 tr_etm(TgTrEtmLow, "ETM API: _get16(%d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
162
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
163 return value;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
164 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
165
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
166 int etm_get32(void *buf)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
167 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
168 unsigned char *p = buf;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
169 int value = 0;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
170
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
171 value = *p;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
172 p++;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
173 value |= (*p << 8);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
174 p++;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
175 value |= (*p << 16);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
176 p++;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
177 value |= (*p << 24);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
178
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
179 tr_etm(TgTrEtmLow, "ETM API: _get32(%d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
180
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
181 return value;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
182 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
183
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
184
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
185 /********************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
186 * Put data into a ETM packet structur. Put either 8, 16 or 32 value
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
187 * Used to pack data
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
188 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
189 * This is helpers
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
190 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
191 * @return Return ETM_PACKET of ETM_OK.
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
192 *********************************************************************************/
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
193
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
194 #define max_ul_data_size 240
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
195
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
196 int etm_pkt_put8(T_ETM_PKT *pkt, int value)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
197 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
198 tr_etm(TgTrEtmLow, "ETM API: _pkt_put8(*, %d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
199
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
200 if (pkt->index + 1 > max_ul_data_size)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
201 return ETM_PACKET;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
202
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
203 pkt->data[pkt->index] = value;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
204 pkt->index += 1;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
205
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
206 pkt->size += 1;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
207
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
208 return ETM_OK;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
209 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
210
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
211 int etm_pkt_put16(T_ETM_PKT *pkt, int value)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
212 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
213 tr_etm(TgTrEtmLow, "ETM API: _pkt_put16(*, %d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
214
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
215 if (pkt->index + 2 > max_ul_data_size)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
216 return ETM_PACKET;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
217
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
218 memcpy(&pkt->data[pkt->index], &value, 2);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
219 pkt->index += 2;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
220
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
221 pkt->size += 2;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
222
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
223 return ETM_OK;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
224 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
225
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
226 int etm_pkt_put32(T_ETM_PKT *pkt, int value)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
227 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
228 tr_etm(TgTrEtmLow, "ETM API: _pkt_put32(*, %d)", value);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
229
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
230 if (pkt->index + 4 > max_ul_data_size)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
231 return ETM_PACKET;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
232
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
233 memcpy(&pkt->data[pkt->index], &value, 4);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
234 pkt->index += 4;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
235
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
236 pkt->size += 4;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
237
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
238 return ETM_OK;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
239 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
240
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
241 int etm_pkt_putdata(T_ETM_PKT *pkt, const void *buf, int size)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
242 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
243 tr_etm(TgTrEtmLow, "ETM API: _pkt_putdata(*, %d)", size);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
244
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
245 if (pkt->index + size > max_ul_data_size)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
246 return ETM_PACKET;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
247 memcpy(&pkt->data[pkt->index], buf, size);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
248 pkt->index += size;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
249
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
250 pkt->size += size;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
251
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
252 return ETM_OK;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
253 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
254
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
255
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
256 /********************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
257 * This function is used to send an ETM Packet to the PC
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
258 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
259 * This is helpers
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
260 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
261 * @return Return value of rvf_send_trace_cpy.
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
262 *********************************************************************************/
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
263
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
264 int etm_pkt_send(T_ETM_PKT *pkt)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
265 {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
266 extern unsigned char etm_trace_user_id;
48
616f63f3e501 fixed bug in etm_pkt_send() dealing with max-sized packets:
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 40
diff changeset
267 uint8 *buf, cksum = 0;
616f63f3e501 fixed bug in etm_pkt_send() dealing with max-sized packets:
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 40
diff changeset
268 uint16 sendsize, size;
0
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
269 int error = ETM_OK;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
270
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
271 buf = (uint8 *) &pkt->mid;
48
616f63f3e501 fixed bug in etm_pkt_send() dealing with max-sized packets:
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 40
diff changeset
272 sendsize = size = pkt->size + 2; //one for mid, one for status
0
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
273
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
274 tr_etm(TgTrEtmLow, "ETM API: _pkt_send: size(%d)", sendsize);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
275
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
276 while (size-- ) {
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
277 cksum ^= *buf++;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
278 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
279 *buf = cksum;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
280
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
281 sendsize += 1; // one for checksum
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
282
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
283 tr_etm_hexdump(TgTrEtmLow, &pkt->mid, sendsize);
48
616f63f3e501 fixed bug in etm_pkt_send() dealing with max-sized packets:
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 40
diff changeset
284
616f63f3e501 fixed bug in etm_pkt_send() dealing with max-sized packets:
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 40
diff changeset
285 error = rvt_send_trace_cpy((uint8 *) &pkt->mid, etm_trace_user_id,
0
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
286 sendsize, RVT_BINARY_FORMAT);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
287 if(error < 0)
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
288 tr_etm(TgTrFatal, "ETM API: _pkt_send: ERROR(%d)", error);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
289
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
290 return error;
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
291 }
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
292