FreeCalypso > hg > fc-tourmaline
annotate src/cs/services/etm/etm_api.c @ 214:adfdbcd360fd
backlight evolution: API between Condat driver and MFW
With this change, the API between the Condat backlight driver
and its user in MFW now carries more abstract backlight state codes
(fully off, fully on, in call, charging boot mode) instead of
0-255 levels. This change is needed in order to more properly support
different hardware targets with different capabilities and approaches
in terms of backlight handling.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 23 Apr 2021 23:52:02 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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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 |
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52 tr_etm(TgTrEtmLow, "ETM API: _register bridge function(%s)", name); |
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53 |
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54 /* Allocate the memory for the message to send */ |
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55 if ((etm_registration_p = (T_ETM_REGISTER_REQ*) etm_malloc(sizeof(T_ETM_REGISTER_REQ))) == NULL) |
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56 return ETM_NOMEM; |
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57 |
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58 /* Fill the message id */ |
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59 etm_registration_p->header.msg_id = ETM_REGISTER_REQ; |
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60 |
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61 /* Fill the address source id */ |
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62 etm_registration_p->header.src_addr_id = rvf_get_taskid(); |
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63 etm_registration_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id; |
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64 etm_registration_p->header.callback_func = NULL; |
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65 |
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66 /* Fill the message parameters */ |
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67 memcpy(etm_registration_p->name, name, strlen(name)); |
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68 etm_registration_p->mid = mid; |
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69 etm_registration_p->task_id = task_id; |
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70 etm_registration_p->addr_id = addr_id; |
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71 etm_registration_p->rx_callback_func = callback; |
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72 |
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73 /* Send the message using mailbox. */ |
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74 return rvf_send_msg(etm_env_ctrl_blk->addr_id, |
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75 (void*) etm_registration_p); |
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76 } |
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77 |
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78 |
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79 /******************************************************************************* |
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80 * Cleans ETM register tables, i.e. set/clean the variable at their initialization |
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81 * state for a specific entity. |
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82 * This function can be used to reinitialize ETM register database without having to |
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83 * start/stop it. |
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84 * |
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85 * This is a bridge function. It sends ETM_UNREGISTER message to ETM. |
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86 * |
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87 * @return ETM_NOMEM in case of a memory error, |
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88 * the return value of rvf_send_msg otherwise. |
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89 ******************************************************************************/ |
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90 |
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91 int etm_unregister(char name[], int mid, int task_id, T_RVF_ADDR_ID addr_id, ETM_CALLBACK_FUNC callback) |
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92 { |
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93 /* Type for a start input event. */ |
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94 T_ETM_UNREGISTER *etm_unregister_p; |
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95 |
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96 tr_etm(TgTrEtmLow, "ETM API: _unregister bridge function"); |
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97 |
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98 /* Allocate the memory for the message to send */ |
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99 if ((etm_unregister_p = (T_ETM_UNREGISTER*) etm_malloc(sizeof(T_ETM_UNREGISTER))) == NULL) |
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100 return ETM_NOMEM; |
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101 |
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102 /* Fill the message id */ |
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103 etm_unregister_p->header.msg_id = ETM_UNREGISTER; |
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104 |
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105 /* Fill the address source id */ |
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Mychaela Falconia <falcon@freecalypso.org>
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106 etm_unregister_p->header.src_addr_id = rvf_get_taskid(); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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107 etm_unregister_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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108 etm_unregister_p->header.callback_func = NULL; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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109 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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110 /* Fill the message parameters */ |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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111 memcpy(etm_unregister_p->name, name, strlen(name)); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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112 etm_unregister_p->mid = mid; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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113 etm_unregister_p->task_id = task_id; |
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Mychaela Falconia <falcon@freecalypso.org>
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114 etm_unregister_p->addr_id = addr_id; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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115 etm_unregister_p->rx_callback_func = callback; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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116 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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117 /* Send the message using mailbox. */ |
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Mychaela Falconia <falcon@freecalypso.org>
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118 return rvf_send_msg(etm_env_ctrl_blk->addr_id, |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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119 (void*) etm_unregister_p); |
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Mychaela Falconia <falcon@freecalypso.org>
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120 } |
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Mychaela Falconia <falcon@freecalypso.org>
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121 |
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122 |
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123 /******************************************************************************* |
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Mychaela Falconia <falcon@freecalypso.org>
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124 * Get data from a ETM packet structur. Get either 8, 16 or 32 value |
4e78acac3d88
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125 * Used to unpack data |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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126 * |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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127 * This is helpers |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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128 * |
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Mychaela Falconia <falcon@freecalypso.org>
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129 * @return the return value of the point of the ETM packet. |
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130 ******************************************************************************/ |
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131 |
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Mychaela Falconia <falcon@freecalypso.org>
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132 int etm_get8(void *buf) |
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133 { |
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Mychaela Falconia <falcon@freecalypso.org>
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134 unsigned char *p = buf; |
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Mychaela Falconia <falcon@freecalypso.org>
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135 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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136 int value = *p; |
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Mychaela Falconia <falcon@freecalypso.org>
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137 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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138 tr_etm(TgTrEtmLow, "ETM API: _get8(%d)", value); |
4e78acac3d88
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139 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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140 return value; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
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141 } |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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142 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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143 int etm_get16(void *buf) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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144 { |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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145 unsigned char *p = buf; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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146 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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147 int value = |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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148 (*p++ | (*p << 8)); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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149 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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150 tr_etm(TgTrEtmLow, "ETM API: _get16(%d)", value); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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151 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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152 return value; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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|
153 } |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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154 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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155 int etm_get32(void *buf) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
156 { |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
157 unsigned char *p = buf; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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158 int value = 0; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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|
159 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
160 value = *p; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
161 p++; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
162 value |= (*p << 8); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
163 p++; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
164 value |= (*p << 16); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
165 p++; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
166 value |= (*p << 24); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
167 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
168 tr_etm(TgTrEtmLow, "ETM API: _get32(%d)", value); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
169 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
170 return value; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
171 } |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
172 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
173 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
174 /******************************************************************************* |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
175 * Put data into a ETM packet structur. Put either 8, 16 or 32 value |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
176 * Used to pack data |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
177 * |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
178 * This is helpers |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
179 * |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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180 * @return Return ETM_PACKET of ETM_OK. |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
181 ******************************************************************************/ |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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|
182 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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183 #define max_ul_data_size 240 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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184 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
185 int etm_pkt_put8(T_ETM_PKT *pkt, int value) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
186 { |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
187 tr_etm(TgTrEtmLow, "ETM API: _pkt_put8(*, %d)", value); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
188 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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189 if (pkt->index + 1 > max_ul_data_size) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
190 return ETM_PACKET; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
191 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
192 pkt->data[pkt->index] = value; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
193 pkt->index += 1; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
194 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
195 pkt->size += 1; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
196 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
197 return ETM_OK; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
198 } |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
199 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
200 int etm_pkt_put16(T_ETM_PKT *pkt, int value) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
201 { |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
202 tr_etm(TgTrEtmLow, "ETM API: _pkt_put16(*, %d)", value); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
203 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
204 if (pkt->index + 2 > max_ul_data_size) |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
205 return ETM_PACKET; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
206 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
207 memcpy(&pkt->data[pkt->index], &value, 2); |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
208 pkt->index += 2; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
209 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
210 pkt->size += 2; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
211 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
212 return ETM_OK; |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
213 } |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
214 |
4e78acac3d88
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
215 int etm_pkt_put32(T_ETM_PKT *pkt, int value) |
4e78acac3d88
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parents:
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216 { |
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217 tr_etm(TgTrEtmLow, "ETM API: _pkt_put32(*, %d)", value); |
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218 |
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219 if (pkt->index + 4 > max_ul_data_size) |
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220 return ETM_PACKET; |
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221 |
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222 memcpy(&pkt->data[pkt->index], &value, 4); |
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223 pkt->index += 4; |
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224 |
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225 pkt->size += 4; |
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226 |
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227 return ETM_OK; |
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228 } |
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229 |
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230 int etm_pkt_putdata(T_ETM_PKT *pkt, const void *buf, int size) |
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231 { |
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232 tr_etm(TgTrEtmLow, "ETM API: _pkt_putdata(*, %d)", size); |
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233 |
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234 if (pkt->index + size > max_ul_data_size) |
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235 return ETM_PACKET; |
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236 memcpy(&pkt->data[pkt->index], buf, size); |
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237 pkt->index += size; |
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238 |
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239 pkt->size += size; |
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240 |
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241 return ETM_OK; |
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242 } |
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243 |
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244 |
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245 /******************************************************************************* |
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246 * This function is used to send an ETM Packet to the PC |
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247 * |
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248 * This is helpers |
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249 * |
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250 * @return Return value of rvf_send_trace_cpy. |
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251 ******************************************************************************/ |
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252 |
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253 int etm_pkt_send(T_ETM_PKT *pkt) |
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254 { |
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255 extern unsigned char etm_trace_user_id; |
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256 uint8 *buf, cksum = 0; |
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257 uint16 sendsize, size; |
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258 int error = ETM_OK; |
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259 |
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260 buf = (uint8 *) &pkt->mid; |
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261 sendsize = size = pkt->size + 2; //one for mid, one for status |
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262 |
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263 tr_etm(TgTrEtmLow, "ETM API: _pkt_send: size(%d)", sendsize); |
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264 |
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265 while (size-- ) { |
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266 cksum ^= *buf++; |
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267 } |
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268 *buf = cksum; |
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269 |
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270 sendsize += 1; // one for checksum |
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271 |
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272 tr_etm_hexdump(TgTrEtmLow, &pkt->mid, sendsize); |
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273 |
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274 error = rvt_send_trace_cpy((uint8 *) &pkt->mid, etm_trace_user_id, |
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275 sendsize, RVT_BINARY_FORMAT); |
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276 if(error < 0) |
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277 tr_etm(TgTrFatal, "ETM API: _pkt_send: ERROR(%d)", error); |
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278 |
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279 return error; |
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280 } |
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281 |