Reviewed-by: Evan Lloyd <evan.ll...@arm.com> > -----Original Message----- > From: Sami Mujawar <sami.muja...@arm.com> > Sent: 18 May 2018 12:09 > To: edk2-devel@lists.01.org > Cc: ard.biesheu...@linaro.org; leif.lindh...@linaro.org; Matteo Carlini > <matteo.carl...@arm.com>; Stephanie Hughes-Fitt <Stephanie.Hughes- > f...@arm.com>; nd <n...@arm.com>; Evan Lloyd <evan.ll...@arm.com> > Subject: [staging/dynamictables PATCH v2] Update Readme.md to reflect > ACPICA compiler update > > The ACPICA iASL compiler has been enhanced to support the generation of > an AML hex file which is required by the Dynamic Tables Framework. The > patch for this enhancement has been integrated in the ACPICA repository. > Therefore the Prerequisites section in the Readme has been updated > accordingly. > > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Sami Mujawar <sami.muja...@arm.com> > --- > > The changes can be seen at https://github.com/samimujawar/edk2- > staging/tree/258_reflect_acpica_compiler_enhancement_v2 > > Notes: > v2: > - Add patch commit date and info about presentation. [LEIF] > - Updated Readme.md to add date for referencing ACPICA patch. > Also annotated the UEFI presentation. [SAMI] > > v1: > - Update ACPICA iAsl compiler usage guidelines. [SAMI] > > Readme.md | 25 +++++++++++++------- > 1 file changed, 16 insertions(+), 9 deletions(-) > > diff --git a/Readme.md b/Readme.md > index > b72efca18e8ab5de17cab06f0a1a0725991256d4..6501623503d6ec8ef4840aeb > c70561d44cf1ca12 100644 > --- a/Readme.md > +++ b/Readme.md > @@ -87,9 +87,9 @@ contains the Dynamic Tables Framework. > ### ACPICA iASL compiler > The RAW table generator, used to process the DSDT/SSDT files depends on > the iASL compiler to convert the DSDT/SSDT ASL files to a C array containing - > the hex AML code. The current implementation of the iASL compiler does not > -support generation of a C header file suitable for including from a C source > - > file. > +the hex AML code. The "-tc" option of the iASL compiler has been > +enhanced to support generation of an AML hex file (C header) with a > +unique symbol name so that it is suitable for inclusion from a C source file. > > Related Links > -------------- > @@ -135,16 +135,23 @@ or > > Prerequisites > ------------- > -ACPICA iASL compiler with support for generating a C header file. > +ACPICA iASL compiler with the enhanced "-tc" option to support > +generation of AML hex (C header) files with unique symbol names. > > -A patch ***'Modify hex AML C header file generation'***, to enable -this > support has been submitted to the ACPICA source repository. > -<https://lists.acpica.org/pipermail/devel/2018-March/001755.html> > +A patch *'[iASL: Enhance the -tc option (create AML hex file in > +C)](https://github.com/acpica/acpica/commit/f9a88a4c1cd020b6a5475d63 > b29626852a0b5f37)'*, dated 16 March 2018 (2018-03-16), to enable this > support has been integrated to the ACPICA source repository. > + > +Ensure that the iASL compiler used for building *Dynamic Tables > Framework* has this feature enabled. > + > +This feature was made available in the *ACPICA Compiler update [Version > +20180508](https://www.acpica.org/node/156)*, dated 8 May 2018 (2018- > 05-08). > > Documentation > ------------- > -A description document is in preparation, and should be available in the - > near future. > + > +Refer to the following presentation from *UEFI Plugfest Seattle 2018*: > + > +[Dynamic Tables Framework: A Step Towards Automatic Generation of > +Advanced Configuration and Power Interface (ACPI) & System Management > +BIOS (SMBIOS) Tables – Sami Mujawar > +(Arm).](http://www.uefi.org/sites/default/files/resources/Arm_Dynamic%2 > +0Tables%20Framework%20A%20Step%20Towards%20Automatic%20Gener > ation%20of% > +20Advanced%20Configuration%20and%20Power%20Interface%20%28ACPI > %29%20%26 > +%20System%20Management%20BIOS%20%28SMBIOS%29%20Tables%20_0. > pdf) > > Miscellaneous > ------------- > -- > 'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)' >
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