FreeCalypso > hg > fc-magnetite
view blobs/patches/frame_na7_db_ir-systrace.patch @ 574:41b6a18ffa0b
GPF rebuild from source: symlink magic to fix __FILE__
With this fix all of the core GPF libraries (frame_*, misc_* and tif_*)
compile into objects that perfectly match the original TCS211 binary
versions bit for bit. Prior to this fix there was an issue with TI's use
of __FILE__ expanding into longer pathnames that were an artifact of our
FC Magnetite build system, and it appears that these longer __FILE__
strings in GPF may have been causing some breakage in some error handling
paths.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 24 Jan 2019 23:26:51 +0000 |
parents | acb07ce22054 |
children |
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# TI's original version of the pf_TaskEntry() function in the guts of GPF # does this number once all GPF tasks have entered their main loop: # # TraceMask[0] = 0; # # The effect of this line is that "system" trace output gets disabled; # in particular, "system primitive" requests like querying for existing # TRACECLASS of various entities or for the GPF version elicit no response # whatsoever until one sends a TRACECLASS setting sysprim which restores # the TC_SYSTEM bit in TraceMask[0]. # # In FreeCalypso we consider this clearing of TraceMask[0] to be either # a bug or a misfeature, and we would like to change it. In the case of # the GPF code in question, we do have a copy of frame.c source (the module # where the offending pf_TaskEntry() function is implemented) which we believe # is the same code as what's in the TCS211 version of GPF, but TCS211 is not # set up to recompile any part of GPF from source, and there are other modules # in the same frame_na7_db_ir.lib for which we don't have the original source # (os_*), hence it is easier to do a binary lib patch. # # The present patch is a binary form of: # # -TraceMask[0] = 0; # +TraceMask[0] = TC_SYSTEM; [frame.obj] .text 2ee 10