FreeCalypso > hg > freecalypso-sw

annotate gsm-fw/L1/cfile/l1_isr_glue.c @ 992:a7b0b426f9ca

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target-utils: boot ROM UART autodetection revamped The new implementation should work with both the familiar Calypso C035 boot ROM version found in our regular targets as well as the older Calypso F741979B version found on the vintage D-Sample board.
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Wed, 30 Dec 2015 21:28:41 +0000
parents 3fea71719423
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 "../../riviera/rv/general.h"
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16 #include "../../nucleus/nucleus.h"
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17
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18 /* Include Files */
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19 #include <ctype.h>
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20 #include <stdarg.h>
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21 #include <stdlib.h>
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22 #include <string.h>
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23
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24 #include "l1_types.h"
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25 #include "l1_confg.h"
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26 #include "l1_const.h"
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27
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28 #if TESTMODE
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29 #include "l1tm_defty.h"
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30 #endif // TESTMODE
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31
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32 #if (AUDIO_TASK == 1)
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33 #include "l1audio_const.h"
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34 #include "l1audio_cust.h"
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35 #include "l1audio_defty.h"
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36 #endif // AUDIO_TASK
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37
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38 #if (L1_GTT == 1)
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39 #include "l1gtt_const.h"
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40 #include "l1gtt_defty.h"
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41 #endif
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42
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43 #if (L1_MP3 == 1)
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44 #include "l1mp3_defty.h"
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45 #endif
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46
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47 #if (L1_MIDI == 1)
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48 #include "l1midi_defty.h"
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49 #endif
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50
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51 #if (L1_AAC == 1)
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52 #include "l1aac_defty.h"
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53 #endif
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54 #if (L1_DYN_DSP_DWNLD == 1)
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55 #include "l1_dyn_dwl_defty.h"
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56 #endif
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57
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58 #if (TRACE_TYPE == 4)
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59 #include "l1_defty.h"
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60 #endif
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61
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62 #include "../../bsp/armio.h"
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63 #include "../../bsp/timer.h"
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64
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65 #include "../../bsp/iq.h"
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66 #include "../../bsp/mem.h"
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67 #include "../../bsp/clkm.h"
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68 #include "../../bsp/inth.h"
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69
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70 /*
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71 * The function that sets up the HISRs has an assert() macro call in it.
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72 * The Leonardo version was built with the TMS470 compiler's C library
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73 * version of assert() in it, which is not very useful. Here I am
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74 * pulling in some GPF/VSI headers so we get the more useful GPF/VSI
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75 * version of assert() instead.
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76 */
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77 #include "../../gpf/inc/typedefs.h"
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78 #include "../../gpf/inc/vsi.h"
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79 #include "../../gpf/inc/cust_os.h"
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80
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81 /*
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82 * Timing monitor
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83 */
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84 #if (TRACE_TYPE == 4)
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85 extern T_L1A_L1S_COM l1a_l1s_com;
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86 extern T_L1S_GLOBAL l1s;
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87 UNSIGNED max_cpu, fn_max_cpu;
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88 unsigned short layer_1_sync_end_time;
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89 unsigned short max_cpu_flag;
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90 #if (DSP >= 38)
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91 // DSP CPU load measurement trace variables
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92 UWORD32 dsp_max_cpu_load_trace_array[4];
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93 UWORD32 dsp_max_cpu_load_idle_frame;
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94 unsigned short l1_dsp_cpu_load_trace_flag;
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95 #endif
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96 #endif
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97
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98 #define STACK_SECTION __attribute__ ((section ("int.ram")))
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99
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100 #if (L1_EXT_AUDIO_MGT == 1)
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101 NU_HISR EXT_AUDIO_MGT_hisr;
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102 char FAR ext_audio_mgt_hisr_stack[500] STACK_SECTION;
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103 extern void Cust_ext_audio_mgt_hisr(void);
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104 #endif
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105
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106 #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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107 extern void api_hisr(void);
600
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108 char FAR API_HISR_stack[0x400] STACK_SECTION;
599
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109 NU_HISR apiHISR;
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110 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_DYN_DSP_DWNLD == 1)
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111
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112 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1)
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113 char FAR API_MODEM_HISR_stack[0x400] STACK_SECTION; // stack size to be tuned
599
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114 NU_HISR api_modemHISR;
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115 #endif // FF_L1_IT_DSP_USF
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116
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117 /*
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118 * HISR stack and semaphore needed by L1
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119 */
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120 #if (OP_L1_STANDALONE == 0)
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121 #define LAYER_1_SYNC_STACK_SIZE 4000 /* matching Leonardo version */
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122 unsigned char layer_1_sync_stack[LAYER_1_SYNC_STACK_SIZE] STACK_SECTION;
599
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123 #else
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124 #if TESTMODE
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125 char FAR layer_1_sync_stack[2600 /*3600*/]; // Frame interrupt task stack for EVA3
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126 #else
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127 char FAR layer_1_sync_stack[1600 /* 2600 */]; // Frame interrupt task stack for EVA3
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128 #endif
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129 #endif /* OP_L1_STANDALONE */
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130
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131 NU_HISR layer_1_sync_HISR; // Frame interrupt task stack for EVA3
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132
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133 /* forward declaration */
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134 void layer_1_sync_HISR_entry (void);
599
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135
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136 /*
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137 * l1_create_HISR
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138 *
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139 * Create L1 HISR. This function is called from l1_pei.
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140 *
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141 * Apparently this function was originally called l1_create_ISR(),
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142 * as that is how it appears in the Leonardo dl1_com.obj module.
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143 * The LoCosto version originally had an l1_create_ISR() wrapper
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144 * that simply calls l1_create_HISR(), but I plan on changing
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145 * l1_pei to call l1_create_HISR() instead. -- Space Falcon
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146 */
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147 void l1_create_HISR (void)
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148 {
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149 STATUS status;
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150
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151 #if (OP_L1_STANDALONE == 0)
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152 // Fill the entire stack with the pattern 0xFE
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153 memset (layer_1_sync_stack, 0xFE, LAYER_1_SYNC_STACK_SIZE);
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154 #endif
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155
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156 status = NU_Create_HISR (&layer_1_sync_HISR,
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157 "L1_HISR",
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158 layer_1_sync_HISR_entry,
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159 #if (OP_L1_STANDALONE == 0)
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160 1,
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161 layer_1_sync_stack,
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162 LAYER_1_SYNC_STACK_SIZE);
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163 #else
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164 1,
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165 layer_1_sync_stack,
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166 sizeof(layer_1_sync_stack));
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167 #endif
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168
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169 #if (L1_EXT_AUDIO_MGT)
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170 // Create HISR for Ext MIDI activity
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171 //==================================
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172 status += NU_Create_HISR(&EXT_AUDIO_MGT_hisr,
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173 "H_EXT_AUDIO_MGT",
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174 Cust_ext_audio_mgt_hisr,
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175 2,
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176 ext_audio_mgt_hisr_stack,
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diff changeset
177 sizeof(ext_audio_mgt_hisr_stack));
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178 #endif
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179
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180 #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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181 status += NU_Create_HISR(&apiHISR,
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182 "API_HISR",
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183 api_hisr,
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184 2,
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185 API_HISR_stack,
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diff changeset
186 sizeof(API_HISR_stack));
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187 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1)
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188
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189 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1) // equivalent to an API_MODEM_HISR flag
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190 // Create HISR for USF DSP interrupt !!!!. This HISR needs
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191 // to have the highest priority since the USF status needs
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192 // to be known before the next block starts.
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193 //========================================================
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194 status += NU_Create_HISR(&api_modemHISR,
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195 "MODEM",
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196 api_modem_hisr,
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197 1,
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198 API_MODEM_HISR_stack,
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199 sizeof(API_MODEM_HISR_stack));
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200 #endif
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201
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202 assert (status == 0);
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203 }
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204
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205 /*
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206 * The versions of TP_FrameIntHandler() and layer_1_sync_HISR_entry()
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207 * in the Leonardo dl1_com.obj module contain CPU load measurement
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208 * code, but in the LoCosto version of L1 which we are using this
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209 * functionality has been moved into L1S proper, i.e., inside the
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210 * hisr() function.
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211 */
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212
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213 /*-------------------------------------------------------*/
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214 /* TP_FrameIntHandler() Low Interrupt service routine */
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215 /*-------------------------------------------------------*/
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216 /* Parameters : */
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217 /* Return : */
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218 /* Functionality : activate Hisr on each frame interrupt*/
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219 /*-------------------------------------------------------*/
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220 void TP_FrameIntHandler(void)
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221 {
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222
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223 #if (OP_L1_STANDALONE == 1)
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224
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225 #if (TRACE_TYPE==1)
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226 if (trace_info.current_config->l1_dyn_trace & 1<<L1_DYN_TRACE_L1S_CPU_LOAD)
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227 {
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228 TM_ResetTimer (2, 0xFFFF, 1, 0);
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229 TM_StartTimer (2);
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230 }
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231 #endif
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232
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233 #if (TRACE_TYPE==6)
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234 TM_ResetTimer (2, 0xFFFF, 1, 0);
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235 TM_StartTimer (2);
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236 #endif
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237
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238 #if (TRACE_TYPE==7) /* CPU_LOAD */
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239 l1_cpu_load_start();
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240 #endif
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241
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242 #else
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243
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244 #if (TRACE_TYPE == 4) && (TI_NUC_MONITOR != 1) && (WCP_PROF == 1)
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245 TM_ResetTimer (2, TIMER_RESET_VALUE, 1, 0);
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246 TM_StartTimer (2);
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247 #endif
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248
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249 #if (TI_NUC_MONITOR == 1)
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250 /* Copy LISR buffer in Log buffer each end of HISR */
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251 ti_nuc_monitor_tdma_action();
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252 #endif
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253
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254 #if WCP_PROF == 1
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255 prf_LogFNSwitch(l1s.actual_time.fn_mod42432);
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256 #endif
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257
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258 #endif /* OP_L1_STANDALONE */
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259
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260 NU_Activate_HISR(&layer_1_sync_HISR); /* Activate HISR interrupt */
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261
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262 #if (OP_L1_STANDALONE == 0)
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263 #if (WCP_PROF == 1)
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264 #if (PRF_CALIBRATION == 1)
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265 NU_Activate_HISR(&prf_CalibrationHISR);
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266 #endif
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267 #endif
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268 #endif
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269
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270 }
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271
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272 /*
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273 * layer_1_sync_HISR_entry
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274 *
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275 * HISR associated to layer 1 sync.
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276 */
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277
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278 void layer_1_sync_HISR_entry (void)
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279 {
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280 // Call Synchronous Layer1
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281 hisr();
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282 }