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annotate gsm-fw/L1/glue/l1_isr_glue.c @ 599:a74230436958

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gsm-fw/L1/glue/l1_isr_glue.c: initial version concocted
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 17 Aug 2014 20:44:25 +0000
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599
a74230436958 gsm-fw/L1/glue/l1_isr_glue.c: initial version concocted
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1 /*
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2 * This module contains the LISR and HISR glue functions for L1
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3 * which used to be in the dl1_com module in the Leonardo version.
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4 * The LoCosto source from which we got our L1 code no longer has a
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5 * dl1_com.c module, and the ISR glue functions in question have been
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6 * moved into csw-system/init_common/init.c - an incredibly messy C
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7 * module that is mostly devoted to LoCosto BSP initialization.
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8 *
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9 * The present C code has been extracted from LoCosto's init.c,
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10 * guided by the disassembly of dl1_com.obj from the Leonardo version.
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11 */
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12
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13 #include "config.h"
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14 #include "sys_types.h"
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15 #include "../../nucleus/nucleus.h"
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17 /* Include Files */
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18 #include <ctype.h>
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19 #include <stdarg.h>
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20 #include <stdlib.h>
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21 #include <string.h>
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22
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23 #include "l1_types.h"
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24 #include "l1_confg.h"
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25 #include "l1_const.h"
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26
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27 #if TESTMODE
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28 #include "l1tm_defty.h"
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29 #endif // TESTMODE
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30
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31 #if (AUDIO_TASK == 1)
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32 #include "l1audio_const.h"
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33 #include "l1audio_cust.h"
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34 #include "l1audio_defty.h"
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35 #endif // AUDIO_TASK
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36
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37 #if (L1_GTT == 1)
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38 #include "l1gtt_const.h"
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39 #include "l1gtt_defty.h"
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40 #endif
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41
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42 #if (L1_MP3 == 1)
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43 #include "l1mp3_defty.h"
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44 #endif
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45
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46 #if (L1_MIDI == 1)
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47 #include "l1midi_defty.h"
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48 #endif
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49
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50 #if (L1_AAC == 1)
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51 #include "l1aac_defty.h"
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52 #endif
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53 #if (L1_DYN_DSP_DWNLD == 1)
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54 #include "l1_dyn_dwl_defty.h"
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55 #endif
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56
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57 #if (TRACE_TYPE == 4)
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58 #include "l1_defty.h"
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59 #endif
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60
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61 #include "../../bsp/armio.h"
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62 #include "../../bsp/timer.h"
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63
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64 #include "../../bsp/iq.h"
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65 #include "../../bsp/mem.h"
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66 #include "../../bsp/clkm.h"
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67 #include "../../bsp/inth.h"
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68
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69 /*
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70 * The function that sets up the HISRs has an assert() macro call in it.
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71 * The Leonardo version was built with the TMS470 compiler's C library
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72 * version of assert() in it, which is not very useful. Here I am
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73 * pulling in some GPF/VSI headers so we get the more useful GPF/VSI
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74 * version of assert() instead.
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75 */
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76 #include "../../gpf/inc/typedefs.h"
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77 #include "../../gpf/inc/vsi.h"
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78 #include "../../gpf/inc/cust_os.h"
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79
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80 /*
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81 * Timing monitor
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82 */
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83 #if (TRACE_TYPE == 4)
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84 extern T_L1A_L1S_COM l1a_l1s_com;
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85 extern T_L1S_GLOBAL l1s;
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86 UNSIGNED max_cpu, fn_max_cpu;
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87 unsigned short layer_1_sync_end_time;
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88 unsigned short max_cpu_flag;
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89 #if (DSP >= 38)
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90 // DSP CPU load measurement trace variables
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91 UWORD32 dsp_max_cpu_load_trace_array[4];
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92 UWORD32 dsp_max_cpu_load_idle_frame;
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93 unsigned short l1_dsp_cpu_load_trace_flag;
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94 #endif
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95 #endif
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96
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97 #if (L1_EXT_AUDIO_MGT == 1)
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98 NU_HISR EXT_AUDIO_MGT_hisr;
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99 char FAR ext_audio_mgt_hisr_stack[500];
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100 extern void Cust_ext_audio_mgt_hisr(void);
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101 #endif
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102
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103 #if ( (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1) ) // equivalent to an API_HISR flag
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104 extern void api_hisr(void);
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105 char FAR API_HISR_stack[0x400] __attribute__ ((section ("int.ram")));
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106 NU_HISR apiHISR;
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107 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_DYN_DSP_DWNLD == 1)
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108
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109 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1)
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110 char FAR API_MODEM_HISR_stack[0x400]; // stack size to be tuned
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111 NU_HISR api_modemHISR;
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112 #endif // FF_L1_IT_DSP_USF
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113
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114 /*
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115 * HISR stack and semaphore needed by L1
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116 */
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117 #if (OP_L1_STANDALONE == 0)
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118 #define LAYER_1_SYNC_STACK_SIZE 4000 /* matching Leonardo version */
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119 unsigned char layer_1_sync_stack[LAYER_1_SYNC_STACK_SIZE];
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120 #else
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121 #if TESTMODE
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122 char FAR layer_1_sync_stack[2600 /*3600*/]; // Frame interrupt task stack for EVA3
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123 #else
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124 char FAR layer_1_sync_stack[1600 /* 2600 */]; // Frame interrupt task stack for EVA3
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125 #endif
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126 #endif /* OP_L1_STANDALONE */
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127
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128 NU_HISR layer_1_sync_HISR; // Frame interrupt task stack for EVA3
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129
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130
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131 /*
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132 * l1_create_HISR
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133 *
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134 * Create L1 HISR. This function is called from l1_pei.
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135 *
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136 * Apparently this function was originally called l1_create_ISR(),
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137 * as that is how it appears in the Leonardo dl1_com.obj module.
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138 * The LoCosto version originally had an l1_create_ISR() wrapper
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139 * that simply calls l1_create_HISR(), but I plan on changing
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140 * l1_pei to call l1_create_HISR() instead. -- Space Falcon
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141 */
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142 void l1_create_HISR (void)
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143 {
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144 STATUS status;
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145
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146 #if (OP_L1_STANDALONE == 0)
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147 // Fill the entire stack with the pattern 0xFE
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148 memset (layer_1_sync_stack, 0xFE, LAYER_1_SYNC_STACK_SIZE);
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149 #endif
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150
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151 status = NU_Create_HISR (&layer_1_sync_HISR,
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152 "L1_HISR",
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153 layer_1_sync_HISR_entry,
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154 #if (OP_L1_STANDALONE == 0)
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155 1,
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156 layer_1_sync_stack,
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157 LAYER_1_SYNC_STACK_SIZE);
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158 #else
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159 1,
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160 layer_1_sync_stack,
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diff changeset
161 sizeof(layer_1_sync_stack));
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162 #endif
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163
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164 #if (L1_EXT_AUDIO_MGT)
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165 // Create HISR for Ext MIDI activity
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166 //==================================
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167 status += NU_Create_HISR(&EXT_AUDIO_MGT_hisr,
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168 "H_EXT_AUDIO_MGT",
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169 Cust_ext_audio_mgt_hisr,
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170 2,
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diff changeset
171 ext_audio_mgt_hisr_stack,
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diff changeset
172 sizeof(ext_audio_mgt_hisr_stack));
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173 #endif
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174
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175 #if ( (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1) ) // equivalent to an API_HISR flag
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176 status += NU_Create_HISR(&apiHISR,
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177 "API_HISR",
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178 api_hisr,
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179 2,
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180 API_HISR_stack,
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181 sizeof(API_HISR_stack));
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182 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1)
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183
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184 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1) // equivalent to an API_MODEM_HISR flag
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185 // Create HISR for USF DSP interrupt !!!!. This HISR needs
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186 // to have the highest priority since the USF status needs
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187 // to be known before the next block starts.
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188 //========================================================
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189 status += NU_Create_HISR(&api_modemHISR,
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190 "MODEM",
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191 api_modem_hisr,
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192 1,
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193 API_MODEM_HISR_stack,
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diff changeset
194 sizeof(API_MODEM_HISR_stack));
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diff changeset
195 #endif
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196
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diff changeset
197 assert (status == 0);
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198 }
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199
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200 /*
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201 * The versions of TP_FrameIntHandler() and layer_1_sync_HISR_entry()
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202 * in the Leonardo dl1_com.obj module contain CPU load measurement
a74230436958 gsm-fw/L1/glue/l1_isr_glue.c: initial version concocted
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203 * code, but in the LoCosto version of L1 which we are using this
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204 * functionality has been moved into L1S proper, i.e., inside the
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205 * hisr() function.
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206 */
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207
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208 /*-------------------------------------------------------*/
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209 /* TP_FrameIntHandler() Low Interrupt service routine */
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210 /*-------------------------------------------------------*/
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211 /* Parameters : */
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212 /* Return : */
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213 /* Functionality : activate Hisr on each frame interrupt*/
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214 /*-------------------------------------------------------*/
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215 void TP_FrameIntHandler(void)
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216 {
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217
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218 #if (OP_L1_STANDALONE == 1)
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219
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220 #if (TRACE_TYPE==1)
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221 if (trace_info.current_config->l1_dyn_trace & 1<<L1_DYN_TRACE_L1S_CPU_LOAD)
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222 {
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223 TM_ResetTimer (2, 0xFFFF, 1, 0);
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224 TM_StartTimer (2);
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225 }
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226 #endif
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227
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228 #if (TRACE_TYPE==6)
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229 TM_ResetTimer (2, 0xFFFF, 1, 0);
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230 TM_StartTimer (2);
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231 #endif
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232
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233 #if (TRACE_TYPE==7) /* CPU_LOAD */
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234 l1_cpu_load_start();
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235 #endif
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236
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237 #else
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238
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239 #if (TRACE_TYPE == 4) && (TI_NUC_MONITOR != 1) && (WCP_PROF == 1)
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240 TM_ResetTimer (2, TIMER_RESET_VALUE, 1, 0);
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241 TM_StartTimer (2);
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242 #endif
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243
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244 #if (TI_NUC_MONITOR == 1)
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245 /* Copy LISR buffer in Log buffer each end of HISR */
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246 ti_nuc_monitor_tdma_action();
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247 #endif
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248
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249 #if WCP_PROF == 1
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250 prf_LogFNSwitch(l1s.actual_time.fn_mod42432);
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251 #endif
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252
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253 #endif /* OP_L1_STANDALONE */
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254
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255 NU_Activate_HISR(&layer_1_sync_HISR); /* Activate HISR interrupt */
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256
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257 #if (OP_L1_STANDALONE == 0)
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258 #if (WCP_PROF == 1)
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259 #if (PRF_CALIBRATION == 1)
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260 NU_Activate_HISR(&prf_CalibrationHISR);
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261 #endif
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262 #endif
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263 #endif
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264
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265 }
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266
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267 /*
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268 * layer_1_sync_HISR_entry
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269 *
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270 * HISR associated to layer 1 sync.
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271 */
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272
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273 void layer_1_sync_HISR_entry (void)
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274 {
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275 // Call Synchronous Layer1
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276 hisr();
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277 }