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annotate doc/Config-vars @ 222:c336ed5691a5

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FCHG: clear BCICTL2 on boot for extra safety
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 26 Apr 2021 22:04:10 +0000
parents a62e5bf88434
children
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50
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1 The following Bourne shell variables can be set on the ./configure.sh command
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2 line to tweak the firmware build configuration:
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3
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4 ALLOW_CSIM_GSM
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5
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6 Per TI's original design, the AT+CSIM command does not allow GSM APDUs
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7 of class 0xA0. Openmoko found some need for them, and they patched
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8 their modem fw to allow these APDUs with AT+CSIM. With our new hybrid
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9 modem fw this policy setting is configurable at build time; the default
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10 is ALLOW_CSIM_GSM=1 (GSM APDUs allowed).
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11
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12 DISABLE_SLEEP
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13
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14 The general default is DISABLE_SLEEP=0, and the firmware automatically
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15 enables all of the chipset's available sleep modes on boot. Setting
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16 DISABLE_SLEEP=1 causes all sleep modes to be disabled by default on
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17 boot (they can still be enabled with the AT%SLEEP command); this
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18 setting is needed for FCDEV3B V1 boards that have a hardware bug that
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19 causes breakage when sleep modes are enabled.
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20
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21 FCHG_STATE
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22
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23 This setting enables or disables the FCHG battery charging driver.
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24 This driver can be enabled even on targets where no charging hw exists
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25 (it won't do anything without explicit configuration), and our UI
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26 firmware will soon require FCHG to be always present - hence our current
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27 config mechanism already sets FCHG_STATE=1 for UI-enabled configs. If
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28 the firmware is built in a non-UI modem or VPM configuration, the
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29 default FCHG_STATE setting depends on the target: enabled on targets
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30 that have battery charging hardware (c11x, c139, c155, j100, pirelli)
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31 and disabled otherwise.
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32
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33 L1_DYN_DSP_DWNLD
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34
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35 This setting enables TI's dynamic DSP patch download mechanism. When
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36 the firmware is built for a Calypso target with DSP ROM version 36 in
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37 the silicon (all FreeCalypso-made hw and most of the supported legacy
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38 targets), L1_DYN_DSP_DWNLD is enabled by default and needs to be kept
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39 enabled for correct operation: the patch code we got from TI for this
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40 ROM is the dynamic download version, and the ARM-side L1 code expects
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41 all of these patches to be present, both the static part and the
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42 dynamic parts. However, one can build our fw with L1_DYN_DSP_DWNLD=0
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43 for experimental testing, to see what breaks when the dynamic patches
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44 are omitted.
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45
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46 L1_VOICE_MEMO_AMR
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47
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48 This setting enables or disables support in L1 and in the RiViera Audio
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49 Service for AMR voice memo recording and playback. This code has not
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50 been properly studied yet and no test AT commands are provided for it,
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51 but it is enabled by default like in TI's original TCS211 fw.
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52
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53 MELODY_E2
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54
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55 This setting enables or disables support in L1 and in the RiViera Audio
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56 Service for playing E2-format melodies. The default is MELODY_E2=1
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57 like in TI's original TCS211 fw. Note that Melody E1 support is always
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58 enabled; setting MELODY_E2=0 disables only Melody E2, but not E1.
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59
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60 MEMSUPER
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61
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62 This setting enables the memory supervision feature in TI's GPF and in
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63 the G23M protocol stack built on top of it. This code has not been
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64 properly studied yet; play with it at your own risk.
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65
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66 OSL
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67
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68 This flag selects between original blob and reconstructed C versions of
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69 the OSL glue component of GPF - see the Blob-status article.
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70
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71 OSX
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72
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73 This flag selects between original blob and reconstructed C versions of
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74 the OSX glue component of GPF - see the Blob-status article.
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75
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76 RVTMUX_ON_MODEM
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77
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78 This setting configures the usage of Calypso UARTs. RVTMUX_ON_MODEM=0
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79 puts the AT command interface on the MODEM UART and RVTMUX on the IrDA
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80 UART (TI's intended config and the default on sensible hw targets);
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81 RVTMUX_ON_MODEM=1 (default on the crippled C1xx targets) puts RVTMUX on
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82 the MODEM UART, sacrificing the standard AT command interface.
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83
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84 SERIAL_DYNAMIC_SWITCH
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85
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86 TI's TCS211 fw includes a provision (only for Bluetooth-enabled fw in
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87 TI's original) to switch one UART between the AT command interface and
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88 RVTMUX while the other UART is fixed for Bluetooth. In FreeCalypso we
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89 have changed this code to work without Bluetooth, for the purpose of
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90 switching the user-facing MODEM UART between AT commands and RVTMUX,
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91 but the mechanism does not work properly yet and is disabled by default.
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92 Enable it with SERIAL_DYNAMIC_SWITCH=1 if you would like to play with
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93 it.
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94
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95 SPEECH_RECO
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96
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97 This setting enables or disables support in L1 and in the RiViera Audio
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98 Service for TI's speech recognition mechanism. This code and the
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99 underlying DSP facility itself have not been properly studied yet and
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100 no test AT commands are provided for it, but it is enabled by default
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101 like in TI's original TCS211 fw.
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102
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103 SUFFIX
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104
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105 This setting is solely for configuration management. If you make a
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106 build with any of the settings described in this document changed from
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107 the default, you should also pass a SUFFIX=-xxx argument so your special
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108 build will be appropriately identified in the build directory name and
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109 in the firmware version ID string compiled into the image. The naming
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110 of suffixes is up to you, but here are some examples:
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111
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112 DISABLE_SLEEP=1 SUFFIX=-nosleep
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113 L1_DYN_DSP_DWNLD=0 SUFFIX=-nodyn
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114 MELODY_E2=0 SUFFIX=-noe2
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115 MEMSUPER=2 SUFFIX=-ps
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116 SERIAL_DYNAMIC_SWITCH=1 SUFFIX=-sds
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117 SPEECH_RECO=0 SUFFIX=-nosr
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118 TI_PROFILER=1 SUFFIX=-prf
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119 TR_BAUD_CONFIG=TR_BAUD_812500 SUFFIX=-812500
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120 USE_STR2IND=1 SUFFIX=-s2i
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121
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122 TI_PROFILER
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123
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124 TI's original firmware architecture had a built-in profiler (program
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125 counter sampler) enabled with TI_PROFILER=1; we (FreeCalypso) are just
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126 beginning to experiment with this debug feature in late 2020.
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127
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128 TRACEMASK_IN_FFS
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129
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130 TI's Test Interface (TIF) component in the GPF realm includes an
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131 optional feature for saving trace masks in FFS, but TI's production
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132 firmwares had it disabled. We have now switched to recompiling the
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133 component in question from source, but we still keep this
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134 TRACEMASK_IN_FFS code disabled by default, at least for now.
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135 Set TRACEMASK_IN_FFS=1 to enable this code in GPF.
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136
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137 TR_BAUD_CONFIG
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138
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139 The value of this symbol is an alphanumeric keyword of the form
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140 TR_BAUD_xxxxxx; the default is TR_BAUD_115200. See
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141 src/cs/drivers/drv_core/uart/traceswitch.h for the available baud rate
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142 choices; the most practical use is setting TR_BAUD_CONFIG=TR_BAUD_812500
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143 when you need to run the RVTMUX serial channel at the maximum possible
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144 baud rate.
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145
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146 USE_CACHE
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147
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148 This setting enables or disables the use of cached libs - see the
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149 Cached libraries section in the Compiling article for the explanation.
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150
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151 USE_STR2IND
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152
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153 Unlike TI's original firmwares, we build without str2ind by default.
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154 You can enable str2ind with USE_STR2IND=1, but the time to build the fw
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155 will be significantly longer as the compiler has to be run twice for
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156 each C source file, with str2ind sandwiched in between.
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157
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158 The following Bourne shell variables are used inside the build system, set by
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159 functional configuration stanzas:
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160
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161 GPRS
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162
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163 Self-explanatory: enables or disables GPRS.
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164
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165 MMI
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166
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167 TI's original config variable: MMI=0 for the AT-command-controlled
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168 modem configuration or MMI=2 for the UI-enabled configuration with
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169 BMI and MFW.
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170
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171 R2D_STATE
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172
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173 Enables or disables inclusion of the R2D driver in the firmware.
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174
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175 R2D_EMBEDDED_LCD
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176
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177 This setting selects the framebuffer config to be used by the R2D
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178 driver, valid settings are:
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179
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180 R2D_EMBEDDED_LCD=7: D-Sample color framebuffer
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181 R2D_EMBEDDED_LCD=8: D-Sample B&W framebuffer
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182 R2D_EMBEDDED_LCD=10: new FreeCalypso 96x64 pixel B&W framebuffer
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183
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184 See src/cs/drivers/drv_app/r2d/r2d_config.h for the details.
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185
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186 SRVC
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187
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188 TI's original config variable, selects the presence or absence of data
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189 services other than GPRS as follows:
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190
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191 SRVC=0: voice and SMS only
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192 SRVC=1: CSD and fax enabled
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193 SRVC=2: CSD enabled, but not fax
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194
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195 UI_CONFIG
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196
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197 The two allowed settings in FC Tourmaline are UI_CONFIG=bigcolor and
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198 UI_CONFIG=smallbw. This setting controls the passing of -DLSCREEN and
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199 -DCOLOURDISPLAY to all C modules in the UI layers.
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200
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201 Finally, CHIPSET, DSP, RF and AMR variables reflect the physical configuration
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202 of the selected target hw that no amount of software hacking can change.
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203 (The AMR variable indicates the presence or absence of AMR support in the DSP.)