FreeCalypso > hg > fc-magnetite

annotate src/cs/services/cst/cst_stack.c @ 597:f18b29e27be5

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First attempt at MCSI voice path automatic switching The function is implemented at the ACI level in both aci2 and aci3, successfully avoids triggering the DSP bug on the first call, but the shutdown of MCSI upon call completion is not working properly yet in either version.
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 27 Mar 2019 22:18:35 +0000
parents 945cf7f506b2
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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1 /*******************************************************************************
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2 *
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3 * CST_STACK.C
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4 *
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5 * Tasks and HISRs stacks monitoring.
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6 *
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7 * (C) Texas Instruments 2000
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8 *
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9 ******************************************************************************/
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10
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11 #include <stdio.h>
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12 #include <string.h>
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13
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14 #include "nucleus.h"
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15 #include "cs_defs.h"
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16 #include "tc_defs.h"
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17
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18 // The following stack sizes are defined in int.s
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19 #define IRQ_STACK_SIZE 128 // Number of bytes in IRQ stack
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20 #define FIQ_STACK_SIZE 512 // Number of bytes in FIQ stack.
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21 #define SYSTEM_SIZE 1024 // Define the system stack size
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22
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23 int vsi_o_trace (char * caller, unsigned long tclass, char * text);
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24 int vsi_t_sleep (char * caller, unsigned long tvalue);
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25
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26 void CST_stack_trace()
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27 {
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28 int jndex, count, char_count;
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29 TC_TCB *head, *ptr;
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30 extern CS_NODE *TCD_Created_Tasks_List;
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31 extern CS_NODE *TCD_Created_HISRs_List;
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32 unsigned untouched;
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33 char *top_stack, *top, *bottom;
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34 extern char *TCT_System_Limit;
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35 char result[80];
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36 char name[9];
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37
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38 vsi_o_trace("CST", 0x08, "Stack Info ...");
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39 vsi_o_trace("CST", 0x08, " Name top bottom current untouched");
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40 vsi_o_trace("CST", 0x08, "-------------------------------------------------");
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41
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42 for (jndex=0; jndex<2; jndex++)
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43 {
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44 // make use of TCB and HCB having same structure from beginning to past stack info
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45 if (jndex == 0)
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46 ptr = head = (TC_TCB *)TCD_Created_Tasks_List;
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47 else {
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48 ptr = head = (TC_TCB *)TCD_Created_HISRs_List;
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49 vsi_o_trace("CST", 0x08, "-------------------------------------------------");
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50 }
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51
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52 count = 0;
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53 do
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54 {
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55 untouched = 0;
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56 top_stack = (char *)ptr->tc_stack_start;
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57 while (*top_stack == 0xFE && top_stack <= (char *)ptr->tc_stack_end)
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58 {
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59 untouched++;
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60 top_stack++;
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61 }
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62
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63 // Avoid to get a spurious character when tasks names are 8 characters long
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64 memcpy (name, ptr->tc_name, 8);
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65 name[8] = 0;
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66
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67 sprintf(result, "%8s: %08x %08x %08x 0x%x",
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68 name,
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69 ptr->tc_stack_start,
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70 ptr->tc_stack_end,
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71 ptr->tc_stack_pointer,
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72 untouched);
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73 vsi_o_trace("CST", 0x08, result);
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74 vsi_t_sleep("",30);
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75
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76 ptr = (TC_TCB*) ptr->tc_created.cs_next;
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77 } while (ptr != head && count++ < 50); //count is protection from infinite loops
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78 } // end of for (jndex=0; jndex<2; jndex++)
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79
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80 // stack allocation algorithm from the int.s function INT_Initialize()
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81 //
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82 // \ \
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83 // \----------\
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84 // \ \
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85 // \ \
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86 // \ \
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87 // \ SYSSTACK \
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88 // \ \
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89 // \ \
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90 // \ \
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91 // \----------\
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92 // \ \
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93 // \ IRQSTACK \
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94 // \ \
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95 // \----------\
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96 // \ \
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97 // \ \
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98 // \ FIQSTACK \
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99 // \ \
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100 // \ \
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101 // \----------\
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102 // \ \
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103
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104 untouched = 0;
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105 top_stack = top = (char *)TCT_System_Limit;
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106 bottom = (char *) ((unsigned)TCT_System_Limit + SYSTEM_SIZE);
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107 while (*top_stack == 0xFE && top_stack <= bottom)
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108 {
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109 untouched++;
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110 top_stack++;
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111 }
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112
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113 // "CST" being the current active task with its related CST_Stack,
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114 // the System Stack is unused (current sp_svc = System Stack Bottom)
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115 sprintf(result, "SYSSTACK: %08x %08x %08x 0x%x",
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116 top,
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117 bottom,
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118 bottom, // current sp_svc = System Stack Bottom
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119 untouched);
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120 vsi_o_trace("CST", 0x08, "-------------------------------------------------");
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121 vsi_o_trace("CST", 0x08, result);
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122 vsi_t_sleep("",30);
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123
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124 untouched = 0;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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125 top_stack = top = bottom + 4;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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126 bottom = (char *) ((unsigned)bottom + IRQ_STACK_SIZE);
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127 while (*top_stack == 0xFE && top_stack <= bottom)
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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128 {
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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129 untouched++;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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130 top_stack++;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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131 }
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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132
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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133 // Since the processor is in supervisor mode (no IRQ & no FIQ),
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Mychaela Falconia <falcon@freecalypso.org>
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134 // current sp_irq = IRQ Stack bottom
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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135 sprintf(result, "IRQSTACK: %08x %08x %08x 0x%x",
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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136 top,
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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137 bottom,
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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138 bottom, // current sp_irq = IRQ Stack bottom
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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139 untouched);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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140 vsi_o_trace("CST", 0x08, result);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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parents:
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141 vsi_t_sleep("",30);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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142
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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143 untouched = 0;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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144 top_stack = top = bottom + 4;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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145 bottom = (char *) ((unsigned)bottom + FIQ_STACK_SIZE);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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146 while (*top_stack == 0xFE && top_stack <= bottom)
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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147 {
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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148 untouched++;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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149 top_stack++;
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
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150 }
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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151
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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152 // Since the processor is in supervisor mode (no IRQ & no FIQ),
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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153 // current sp_fiq = FIQ Stack bottom
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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154 sprintf(result, "FIQSTACK: %08x %08x %08x 0x%x",
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Mychaela Falconia <falcon@freecalypso.org>
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155 top,
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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156 bottom,
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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157 bottom, // current sp_fiq = FIQ Stack bottom
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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158 untouched);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
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parents:
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159 vsi_o_trace("CST", 0x08, result);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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160 vsi_o_trace("CST", 0x08, "-------------------------------------------------");
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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161 vsi_t_sleep("",30);
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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162 }
945cf7f506b2 src/cs: chipsetsw import from tcs211-fcmodem
Mychaela Falconia <falcon@freecalypso.org>
parents:
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163