FreeCalypso > hg > fc-tourmaline
annotate doc/Blob-status @ 166:d715ee726526
mmiSatMenu.c: bogotab fixes
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 19 Nov 2020 06:13:24 +0000 |
parents | a62e5bf88434 |
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rev | line source |
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1 State of blobs in FreeCalypso firmware |
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2 ====================================== |
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3 |
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4 FC Tourmaline is almost completely deblobbed. Only the following very small |
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5 components exist in the form of blobs (prebuilt binary objects for which we |
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6 have no exact corresponding source) in the standard Tourmaline build: |
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Mychaela Falconia <falcon@freecalypso.org>
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7 |
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8 * OSL and OSX glue components of GPF: 14992 bytes of code |
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9 * TMS470 compiler's RTS library (libc/libgcc equivalent): 13152 bytes of code |
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10 |
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11 For OSL and OSX we do have reconstructed C code written based on disassembly of |
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12 the blobs, but I (Mother Mychaela) do not consider the current state of this C |
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13 reconstruction to be fit for production use - hence standard Tourmaline fw |
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14 builds use blob versions of these components. However, our configuration and |
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15 build system gives you the freedom to select which version of each component |
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16 you would rather use; the selection is made with Bourne shell config variables |
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17 on the configure.sh invokation line: |
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18 |
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19 OSL=0 use the blob version of OSL |
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20 OSL=1 use the reconstructed C version of OSL |
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21 OSX=0 use the blob version of OSX |
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22 OSX=1 use the reconstructed C version of OSX |
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23 |
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24 The current default is OSL=0 and OSX=0. |
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25 |
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26 RTS library |
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27 =========== |
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28 |
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29 We do have source code for some versions of the TMS470 compiler's RTS library, |
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30 but they may not be exactly corresponding to the blob version from TCS211 which |
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31 we are using. This area is deemed to be such a low priority that no real |
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32 investigation has been done yet. |