FreeCalypso > hg > fc-tourmaline
annotate src/g23m-aci/gdd_dio/gdd_sys.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 | fa8dc04885d8 |
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rev | line source |
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1
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2004 Texas Instruments Berlin, AG |
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7 | All rights reserved. |
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8 | |
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9 | This file is confidential and a trade secret of Texas |
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10 | Instruments Berlin, AG |
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11 | The receipt of or possession of this file does not convey |
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12 | any rights to reproduce or disclose its contents or to |
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13 | manufacture, use, or sell anything it may describe, in |
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14 | whole, or in part, without the specific written consent of |
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15 | Texas Instruments Berlin, AG. |
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16 +----------------------------------------------------------------------------- |
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17 | Purpose : Implementation of the GDD system interface |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 |
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21 #define GDD_SYS_C |
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22 |
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23 /*==== INCLUDES =============================================================*/ |
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24 |
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25 #include <string.h> |
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26 #include <stdlib.h> |
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27 #include <stddef.h> |
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28 #include "typedefs.h" |
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29 #include "pcm.h" |
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30 #include "vsi.h" |
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31 #include "custom.h" |
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32 #include "gsm.h" |
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33 |
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34 #include "gdd_dio.h" |
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35 |
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36 #include "gdd_sys.h" |
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37 |
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38 /*==== DEFINITIONS===========================================================*/ |
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39 |
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40 #ifdef GDD_DIO_USE_EXTERNAL_MEM_POOL |
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41 #define EXT_ALLOC(S) (void*)vsi_m_new(S,ExtGroupHandle FILE_LINE_MACRO) |
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42 #define EXT_FREE(P) vsi_m_free((T_VOID_STRUCT **)&P FILE_LINE_MACRO) |
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43 |
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44 /* Handle to external memory pool dediated to GDD_SYS */ |
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45 T_HANDLE ExtGroupHandle = 3; |
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46 |
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47 #endif /* GDD_DIO_USE_EXTERNAL_MEM_POOL */ |
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48 |
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49 |
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50 /*==== TYPES ================================================================*/ |
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51 |
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52 /*==== PROTOTYPES ===========================================================*/ |
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53 |
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54 /*==== GLOBAL VARS ==========================================================*/ |
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55 |
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56 /*==== LOCAL FUNCTIONS=======================================================*/ |
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57 |
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58 /*==== EXPORTED FUNCTIONS====================================================*/ |
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59 |
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60 void * gdd_sys_mem_malloc(int size) |
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61 { |
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62 void * p; |
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63 |
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64 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_mem_malloc(size=%d)", size); |
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65 |
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66 #ifdef GDD_DIO_USE_EXTERNAL_MEM_POOL |
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67 p = EXT_ALLOC(size); |
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68 #else /* GDD_DIO_USE_EXTERNAL_MEM_POOL */ |
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69 p = M_ALLOC(size); |
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70 #endif /* GDD_DIO_USE_EXTERNAL_MEM_POOL */ |
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71 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] allocated buffer: 0x%4x", p); |
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72 |
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73 return p; |
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74 } |
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75 |
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76 void gdd_sys_mem_free(void * p) |
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77 { |
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78 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_mem_free(p=0x%4x)", p); |
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79 |
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80 #ifdef GDD_DIO_USE_EXTERNAL_MEM_POOL |
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81 EXT_FREE(p); |
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82 #else /* GDD_DIO_USE_EXTERNAL_MEM_POOL */ |
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83 M_FREE(p); |
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84 #endif /* GDD_DIO_USE_EXTERNAL_MEM_POOL */ |
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85 } |
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86 |
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87 T_GDD_SEM gdd_sys_sem_open(char * name, unsigned short count) |
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88 { |
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89 TRACE_USER_CLASS_P2(TC_SYS_INTERFACE, "[GDD] gdd_sys_sem_open(name=%s, count=%d)", name, count); |
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90 |
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91 return vsi_s_open(VSI_CALLER name, count); |
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92 } |
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93 |
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94 int gdd_sys_sem_close(T_GDD_SEM sem) |
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95 { |
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96 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_sem_close(sem=%d)", sem); |
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97 |
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98 return vsi_s_close(VSI_CALLER sem); |
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99 } |
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100 |
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101 int gdd_sys_sem_down(T_GDD_SEM sem) |
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102 { |
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103 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_sem_down(sem=%d)", sem); |
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104 |
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105 return vsi_s_get(VSI_CALLER sem); |
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106 } |
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107 |
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108 int gdd_sys_sem_up(T_GDD_SEM sem) |
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109 { |
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110 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_sem_up(sem=%d)", sem); |
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111 |
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112 return vsi_s_release(VSI_CALLER sem); |
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113 } |
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114 |
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115 int gdd_sys_sem_status(T_GDD_SEM sem, /*out*/ unsigned short * count) |
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116 { |
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117 TRACE_USER_CLASS_P1(TC_SYS_INTERFACE, "[GDD] gdd_sys_sem_status(sem=%d)", sem); |
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118 |
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119 return vsi_s_status(VSI_CALLER sem, count); |
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120 } |