FreeCalypso > hg > fc-tourmaline
annotate src/cs/drivers/drv_core/timer/timer_sec.c @ 303:f76436d19a7a default tip
!GPRS config: fix long-standing AT+COPS chance hanging bug
There has been a long-standing bug in FreeCalypso going back years:
sometimes in the AT command bring-up sequence of an ACI-only MS,
the AT+COPS command would produce only a power scan followed by
cessation of protocol stack activity (only L1 ADC traces), instead
of the expected network search sequence. This behaviour was seen
in different FC firmware versions going back to Citrine, and seemed
to follow some law of chance, not reliably repeatable.
This bug has been tracked down and found to be specific to !GPRS
configuration, stemming from our TCS2/TCS3 hybrid and reconstruction
of !GPRS support that was bitrotten in TCS3.2/LoCosto version.
ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3
version and had to be pulled from TCS2 - but as it turns out,
there is a new field in the MMR_REG_REQ primitive that needs to be
set correctly, and that psa_mms.c module is the place where this
initialization needed to be added.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 08 Jun 2023 08:23:37 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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1 /******************************************************************************* |
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2 TEXAS INSTRUMENTS INCORPORATED PROPRIETARY INFORMATION |
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3 |
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4 Property of Texas Instruments -- For Unrestricted Internal Use Only |
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5 Unauthorized reproduction and/or distribution is strictly prohibited. This |
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6 product is protected under copyright law and trade secret law as an |
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7 unpublished work. Created 1987, (C) Copyright 1997 Texas Instruments. All |
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8 rights reserved. |
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9 |
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10 |
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11 Filename : timer_sec.c |
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12 |
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13 Description : timer_sec.c |
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14 |
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15 Project : drivers |
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16 |
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17 Author : pmonteil@tif.ti.com Patrice Monteil. |
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18 |
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19 Version number : 1.3 |
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20 |
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21 Date and time : 07/23/98 16:25:32 |
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22 Previous delta : 07/23/98 16:25:32 |
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23 |
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24 SCCS file : /db/gsm_asp/db_ht96/dsp_0/gsw/rel_0/mcu_l1/release1.5/mod/emu/EMU_MCMP/eva3_drivers/source/SCCS/s.timer.c |
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25 |
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26 Sccs Id (SID) : '@(#) timer.c 1.3 07/23/98 16:25:32 ' |
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27 |
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28 |
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29 *****************************************************************************/ |
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30 |
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31 #include "l1sw.cfg" |
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32 #include "chipset.cfg" |
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33 |
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34 #if (CHIPSET == 12) |
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35 |
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36 #if (OP_L1_STANDALONE == 0) |
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37 #include "main/sys_types.h" |
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38 #else |
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39 #include "sys_types.h" |
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40 #endif |
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41 #include "memif/mem.h" |
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42 #include "inth/iq.h" |
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43 #include "timer.h" |
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44 #include "timer_sec.h" |
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45 |
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46 |
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47 /*--------------------------------------------------------------*/ |
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48 /* TIMER_Read() */ |
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49 /*--------------------------------------------------------------*/ |
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50 /* Parameters : num of the register to be read */ |
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51 /* Return :value of the timer register read */ |
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52 /* Functionality : read one of the TIMER Secure register */ |
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53 /*--------------------------------------------------------------*/ |
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54 |
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55 SYS_UWORD16 TIMER_SEC_Read (SYS_UWORD16 regNum) |
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56 { |
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57 volatile SYS_UWORD16 timerReg; |
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58 |
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59 switch (regNum) { |
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60 case 0: |
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61 timerReg = (( * (SYS_UWORD16 *) TIMER_SEC_CNTL_REG) & TIMER_CNTL_MASK); |
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62 break; |
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63 case 1: |
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64 timerReg = ( * (SYS_UWORD16 *) TIMER_SEC_READ_REG); |
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65 break; |
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66 case 2: |
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67 timerReg = (( * (SYS_UWORD16 *) TIMER_SEC_MODE_REG) & TIMER_MODE_MASK); |
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68 break; |
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69 default: |
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70 break; |
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71 } |
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72 return(timerReg); |
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73 } |
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74 |
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75 |
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76 void TM_SEC_DisableWatchdog (void) |
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77 { |
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78 /* volatile variable needed due C to optimization */ |
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79 volatile SYS_UWORD16 *reg = (volatile SYS_UWORD16 *) TIMER_SEC_MODE_REG; |
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80 |
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81 * reg = 0xf5; |
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82 * reg = 0xa0; |
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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 * TM_SEC_EnableWatchdog |
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88 * |
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89 */ |
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90 void TM_SEC_EnableWatchdog(void) |
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91 { |
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92 * ((volatile SYS_UWORD16 *) TIMER_SEC_MODE_REG) = TIMER_WDOG; |
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93 } |
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94 |
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95 /* |
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96 * TM_SEC_ResetWatchdog |
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97 * |
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98 * Parameter : Tick count |
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99 * Use a different value each time, otherwise watchdog bites |
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100 */ |
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101 void TM_SEC_ResetWatchdog(SYS_UWORD16 count) |
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102 { |
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103 * ((volatile SYS_UWORD16 *) TIMER_SEC_LOAD_REG) = count; |
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104 } |
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105 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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106 |
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107 /*--------------------------------------------------------------*/ |
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108 /* TIMER_SEC_ReadValue() */ |
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109 /*--------------------------------------------------------------*/ |
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110 /* Parameters : none */ |
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111 /* Return : none */ |
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112 /* Functionality : Read timer value */ |
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113 /*--------------------------------------------------------------*/ |
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114 |
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115 SYS_UWORD16 TIMER_SEC_ReadValue (void) |
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116 { |
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117 return(* (SYS_UWORD16 *) TIMER_SEC_READ_REG); |
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118 |
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119 } |
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120 |
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121 /*--------------------------------------------------------------*/ |
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122 /* TIMER_SEC_WriteValue() */ |
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123 /*--------------------------------------------------------------*/ |
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124 /* Parameters : none */ |
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125 /* Return : none */ |
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126 /* Functionality : Write timer value */ |
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127 /*--------------------------------------------------------------*/ |
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128 |
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129 SYS_UWORD16 TIMER_SEC_WriteValue (SYS_UWORD16 value) |
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130 { |
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131 * (SYS_UWORD16 *) TIMER_SEC_LOAD_REG = value; /*load the value */ |
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parents:
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132 |
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parents:
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133 } |
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parents:
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134 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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135 #endif /* CHIPSET == 12 */ |
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136 |