FreeCalypso > hg > fc-tourmaline
annotate src/gpf/ccd/asn1_bitstr.c @ 72:7bf39f5e834d
backlight control on Luna: switch PWL instead of LEDB
This change is preliminary toward upcoming rework of backlight control
logic in our UI firmware. LEDB does not exist on Tango-based platforms
(it is not brought out on Tango modules), thus turning it on and off
produces absolutely no effect beyond making L1 disable deep sleep
when LEDB is turned on. However, both iWOW DSK and our upcoming
FC Caramel2 boards have a PWL LED, so let's switch that LED on and off
to indicate the state of the UI firmware's backlight control.
Note that we are NOT switching the actual Luna LCD backlight here,
even though it is trivially controlled with a GPIO. The reason for
this seemingly strange choice is that we don't want to turn this
development board LCD backlight off until we bring the higher-level
backlight control logic up to par, including new logic to "swallow"
the first keypress that turns on the darkened LCD.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 24 Oct 2020 07:39:54 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : asn1_bitstr.c |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2002 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 : Definition of encoding and decoding functions for ASN1_BITSTRING |
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18 | elements |
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19 +----------------------------------------------------------------------------- |
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20 */ |
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21 |
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22 /* |
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23 * Standard definitions like UCHAR, ERROR etc. |
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24 */ |
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25 #include "typedefs.h" |
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26 #include "header.h" |
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27 |
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28 /* |
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29 * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only |
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30 * look at ccdapi.h |
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31 */ |
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32 #undef USE_DRIVER |
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33 #include "ccdapi.h" |
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34 |
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35 /* |
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36 * Types and functions for bit access and manipulation |
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37 */ |
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38 #include "ccd_globs.h" |
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39 #include "bitfun.h" |
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40 |
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41 /* |
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42 * Prototypes of ccd internal functions |
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43 */ |
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44 #include "ccd.h" |
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45 |
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46 /* |
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47 * Declaration of coder/decoder tables |
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48 */ |
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49 #include "ccdtable.h" |
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50 #include "ccddata.h" |
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51 |
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52 #ifndef RUN_INT_RAM |
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53 /* |
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54 +--------------------------------------------------------------------+ |
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55 | PROJECT : CCD (6144) MODULE : CDC_GSM | |
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56 | STATE : code ROUTINE : cdc_bitstring_decode | |
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57 +--------------------------------------------------------------------+ |
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58 |
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59 PURPOSE : UNALIGNED PER decoding of the bit string type (UMTS) |
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60 The coded bits are preceded by a length indicator, if |
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61 they are not of fixed length. The length indicator is |
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62 decoded as an ASN1_INTEGER type. |
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63 */ |
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64 |
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65 SHORT cdc_bitstring_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) |
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66 { |
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67 ULONG repeat; |
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68 U8 *old_pstruct = NULL; |
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69 |
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70 #ifdef DEBUG_CCD |
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71 #ifndef CCD_SYMBOLS |
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72 TRACE_CCD (globs, "cdc_asn1_bitstring_decode()"); |
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73 #else |
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74 TRACE_CCD (globs, "cdc_asn1_bitstring_decode() '%s'", ccddata_get_alias((USHORT) e_ref, 1)); |
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75 #endif |
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76 #endif |
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77 |
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78 /* |
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79 * Set pstrcutOffs and maxRep. |
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80 * Check the valid flag in case of optional elements. |
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81 */ |
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82 if (PER_CommonBegin (e_ref, &repeat, globs) NEQ ccdOK) |
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83 return 1; |
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84 |
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85 #ifdef DYNAMIC_ARRAYS |
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86 /* |
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87 * Check for pointer types, and allocate memory if necessary. |
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88 * May overwrite globs->pstruct (and initialize globs->pstructOffs to 0). |
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89 */ |
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90 if ( is_pointer_type(e_ref) ) { |
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91 old_pstruct = globs->pstruct; |
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92 if ( PER_allocmem_and_update(e_ref, (USHORT) ((repeat >> 3) +1), globs) NEQ ccdOK) |
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93 /* No memory - Return. Error already set in function call above. */ |
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94 return 1; |
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95 } |
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96 #endif |
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97 |
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98 bf_readBitStr_PER ((USHORT) repeat, globs); |
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99 |
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100 #ifdef DYNAMIC_ARRAYS |
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101 if (old_pstruct NEQ NULL) |
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102 globs->pstruct = old_pstruct; |
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103 #endif |
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104 |
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105 return 1; |
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106 } |
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107 |
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108 #endif /* !RUN_INT_RAM */ |
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109 #ifndef RUN_INT_RAM |
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110 |
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111 /* |
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112 +--------------------------------------------------------------------+ |
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113 | PROJECT : CCD (6144) MODULE : CDC_GSM | |
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114 | STATE : code ROUTINE : cdc_bitstring_encode | |
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115 +--------------------------------------------------------------------+ |
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116 |
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117 PURPOSE : UNALIGNED PER encoding of the bit string type (UMTS) |
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118 The coded bits are preceded by a length indicator, if |
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119 they are not of fixed length. The length indicator is |
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120 decoded as an ASN1_INTEGER type. |
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121 */ |
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122 |
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123 SHORT cdc_bitstring_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) |
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124 { |
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125 ULONG repeat; |
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126 U8 *old_pstruct = NULL; |
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127 |
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128 #ifdef DEBUG_CCD |
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129 #ifndef CCD_SYMBOLS |
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130 TRACE_CCD (globs, "cdc_asn1_bitstring_encode()"); |
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131 #else |
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132 TRACE_CCD (globs, "cdc_asn1_bitstring_encode() '%s'", ccddata_get_alias((USHORT) e_ref, 1)); |
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133 #endif |
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134 #endif |
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135 |
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136 /* |
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137 * Set pstructOffs and maxRep. |
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138 * Check the valid flag in case of optional elements. |
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139 */ |
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140 if (PER_CommonBegin (e_ref, &repeat, globs) NEQ ccdOK) |
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141 return 1; |
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142 |
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143 #ifdef DYNAMIC_ARRAYS |
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144 if ( is_pointer_type(e_ref) ) { |
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145 old_pstruct = globs->pstruct; |
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146 globs->pstruct = *(U8 **)(globs->pstruct + globs->pstructOffs); |
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147 |
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148 if (ccd_check_pointer(globs->pstruct) == ccdOK) |
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149 { |
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150 globs->pstructOffs = 0; |
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151 } |
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152 else |
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153 { |
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154 ccd_recordFault (globs, ERR_INVALID_PTR, BREAK, (USHORT) e_ref, |
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155 &globs->pstruct[globs->pstructOffs]); |
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156 return 1; |
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157 } |
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158 } |
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159 #endif |
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160 |
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161 bf_writeBitStr_PER ((USHORT) repeat, globs); |
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162 |
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163 #ifdef DYNAMIC_ARRAYS |
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164 if ( old_pstruct NEQ NULL ) |
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165 globs->pstruct = old_pstruct; |
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166 #endif |
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167 |
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168 return 1; |
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169 } |
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170 #endif /* !RUN_INT_RAM */ |