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annotate doc/Config-vars @ 575:0198ac1e1a4f

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cfile_symlink for GPF: a more robust approach
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 24 Jan 2019 23:43:00 +0000
parents 29c0be5a1962
children b7b809c62586
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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 DSAMPLE_FULL_COLOR
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22
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23 When the firmware's R2D component (normally present only in UI-enabled
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24 builds) is built for any target other than c139, one of TI's D-Sample
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25 framebuffer drivers is enabled: either color or B&W. (The actual
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26 hardware pokes are omitted when the build target is anything other than
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27 dsample, but the framebuffer is still maintained in RAM.) By default
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28 the color framebuffer driver is enabled; setting DSAMPLE_FULL_COLOR=0
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29 switches to the B&W framebuffer driver.
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30
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31 L1_DYN_DSP_DWNLD
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32
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33 This setting enables TI's dynamic DSP patch download mechanism. When
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34 the firmware is built for a Calypso target with DSP ROM version 36 in
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35 the silicon (all FreeCalypso-made hw and most of the supported legacy
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36 targets), L1_DYN_DSP_DWNLD is enabled by default and needs to be kept
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37 enabled for correct operation: the patch code we got from TI for this
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38 ROM is the dynamic download version, and the ARM-side L1 code expects
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39 all of these patches to be present, both the static part and the
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40 dynamic parts. However, one can build our fw with L1_DYN_DSP_DWNLD=0
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41 for experimental testing, to see what breaks when the dynamic patches
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42 are omitted.
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43
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44 L1_VOICE_MEMO_AMR
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45
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46 This setting enables or disables support in L1 and in the RiViera Audio
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47 Service for AMR voice memo recording and playback. This code has not
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48 been properly studied yet and no test AT commands are provided for it,
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49 but it is enabled by default like in TI's original TCS211 fw.
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50
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51 MELODY_E2
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52
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53 This setting enables or disables support in L1 and in the RiViera Audio
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54 Service for playing E2-format melodies. The default is MELODY_E2=1
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55 like in TI's original TCS211 fw. Note that Melody E1 support is always
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56 enabled; setting MELODY_E2=0 disables only Melody E2, but not E1.
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57
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58 RVTMUX_ON_MODEM
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59
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60 This setting configures the usage of Calypso UARTs. RVTMUX_ON_MODEM=0
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61 puts the AT command interface on the MODEM UART and RVTMUX on the IrDA
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62 UART (TI's intended config and the default on sensible hw targets);
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63 RVTMUX_ON_MODEM=1 (default on the crippled C1xx targets) puts RVTMUX on
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64 the MODEM UART, sacrificing the standard AT command interface.
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65
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66 SERIAL_DYNAMIC_SWITCH
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67
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68 TI's TCS211 fw includes a provision (only for Bluetooth-enabled fw in
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69 TI's original) to switch one UART between the AT command interface and
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70 RVTMUX while the other UART is fixed for Bluetooth. In FreeCalypso we
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71 have changed this code to work without Bluetooth, for the purpose of
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72 switching the user-facing MODEM UART between AT commands and RVTMUX,
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73 but the mechanism does not work properly yet and is disabled by default.
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74 Enable it with SERIAL_DYNAMIC_SWITCH=1 if you would like to play with
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75 it.
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76
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77 SPEECH_RECO
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78
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79 This setting enables or disables support in L1 and in the RiViera Audio
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80 Service for TI's speech recognition mechanism. This code and the
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81 underlying DSP facility itself have not been properly studied yet and
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82 no test AT commands are provided for it, but it is enabled by default
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83 like in TI's original TCS211 fw.
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84
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85 SUFFIX
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86
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87 This setting is solely for configuration management. If you make a
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88 build with any of the settings described in this document changed from
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89 the default, you should also pass a SUFFIX=-xxx argument so your special
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90 build will be appropriately identified in the build directory name and
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91 in the firmware version ID string compiled into the image. The naming
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92 of suffixes is up to you, but here are some examples:
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93
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94 DISABLE_SLEEP=1 SUFFIX=-nosleep
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95 DSAMPLE_FULL_COLOR=0 UI_CONFIG=bigbw SUFFIX=-bw
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96 L1_DYN_DSP_DWNLD=0 SUFFIX=-nodyn
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97 MELODY_E2=0 SUFFIX=-noe2
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98 SERIAL_DYNAMIC_SWITCH=1 SUFFIX=-sds
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99 SPEECH_RECO=0 SUFFIX=-nosr
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100 TR_BAUD_CONFIG=TR_BAUD_812500 SUFFIX=-812500
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101 USE_STR2IND=1 SUFFIX=-s2i
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102
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103 TRACEMASK_IN_FFS
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104
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105 TI's Test Interface (TIF) component in the GPF realm includes an
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106 optional feature for saving trace masks in FFS, but TI's production
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107 firmwares had it disabled. We have now switched to recompiling the
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108 component in question from source, but we still keep this
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109 TRACEMASK_IN_FFS code disabled by default, at least for now.
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110 Set TRACEMASK_IN_FFS=1 to enable this code in GPF.
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111
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112 TR_BAUD_CONFIG
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113
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114 The value of this symbol is an alphanumeric keyword of the form
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115 TR_BAUD_xxxxxx; the default is TR_BAUD_115200. See
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116 src/cs/drivers/drv_core/uart/traceswitch.h for the available baud rate
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117 choices; the most practical use is setting TR_BAUD_CONFIG=TR_BAUD_812500
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118 when you need to run the RVTMUX serial channel at the maximum possible
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119 baud rate.
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120
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121 UI_CONFIG
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122
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123 The 3 allowed values for this setting are bigcolor, bigbw and 84x48,
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124 selecting one of the 3 UI configurations supported by TI's code. The
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125 default is 84x48 when the firmware is built for target c11x or c139 or
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126 c155, and bigcolor otherwise.
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127
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128 USE_STR2IND
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129
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130 Unlike TI's original firmwares, we build without str2ind by default.
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131 You can enable str2ind with USE_STR2IND=1, but the time to build the fw
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132 will be significantly longer as the compiler has to be run twice for
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133 each C source file, with str2ind sandwiched in between.
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134
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135 The following Bourne shell variables are used inside the build system in the
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136 individual component build recipes (components/*) but cannot be set on the
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137 ./configure.sh line because they are fixed in the overall fw build recipes
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138 (configs/*):
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139
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140 GPRS
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141
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142 Self-explanatory: enables or disables GPRS.
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143
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144 MMI
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145
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146 TI's original config variable: MMI=0 for the AT-command-controlled
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147 modem configuration or MMI=2 for the UI-enabled configuration with
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148 BMI and MFW.
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149
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150 SRVC
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151
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152 TI's original config variable, selects the presence or absence of data
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153 services other than GPRS as follows:
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154
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155 SRVC=0: voice and SMS only
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156 SRVC=1: CSD and fax enabled
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157 SRVC=2: CSD enabled, but not fax
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158
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159 Finally, CHIPSET, DSP, RF and AMR variables reflect the physical configuration
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160 of the selected target hw that no amount of software hacking can change.
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161 (The AMR variable indicates the presence or absence of AMR support in the DSP.)