Re: [PATCH edk2-platforms v1][platforms/devel-dynamictables] Platform/ARM: Fix OEM Table ID length in DSDT

[Evan Lloyd <Evan.Lloyd@arm.com>]

Reviewed-by: Evan Lloyd <evan.lloyd@arm.com>

> -----Original Message-----
> From: Sami Mujawar <sami.mujawar@arm.com>
> Sent: 20 June 2018 17:43
> To: edk2-devel@lists.01.org
> Cc: Arvind Chauhan <Arvind.Chauhan@arm.com>; Daniil Egranov
> <Daniil.Egranov@arm.com>; Thomas Abraham
> <thomas.abraham@arm.com>; leif.lindholm@linaro.org; Evan Lloyd
> <Evan.Lloyd@arm.com>; Matteo Carlini <Matteo.Carlini@arm.com>;
> Stephanie Hughes-Fitt <Stephanie.Hughes-Fitt@arm.com>; nd
> <nd@arm.com>
> Subject: [PATCH edk2-platforms v1][platforms/devel-dynamictables]
> Platform/ARM: Fix OEM Table ID length in DSDT
> 
> The OEM Table ID length cannot be more than 8 characters.
> Moreover, the ACPICA iASL compiler patch "Add error messages for ACPI
> tables with bad OEM and OEM Table IDs" dated
> 13 April 2018 [20180413]
> (https://github.com/acpica/acpica/commit/ca828bd15604699c14a02e98f4d0
> d9c4d6885e44)
> introduced checks for the OEM Table ID length. If the OEM Table ID length is
> more than 8 characters in the DSDT/SSDT table's DefinitionBlock(), it flags
> them as an error.
> 
> This patch adjusts the length of the OEM Table ID to
> 8 characters in the DSDT and SSDT tables.
> 
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
> ---
> 
> The changes can be seen at https://github.com/samimujawar/edk2-
> platforms/tree/289_fix_dsdt_definitionblock_v1
> 
> Notes:
>     v1:
>     - Fixed DSDT build error flagged by latest ACPICA iasl compiler [SAMI]
> 
> 
> Platform/ARM/VExpressPkg/ConfigurationManager/PlatformASLTablesLib/D
> sdt.asl | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git
> a/Platform/ARM/VExpressPkg/ConfigurationManager/PlatformASLTablesLib/
> Dsdt.asl
> b/Platform/ARM/VExpressPkg/ConfigurationManager/PlatformASLTablesLib
> /Dsdt.asl
> index
> 15ce7c020045d42f08cf92ad76644b07f0a1e25e..fae6a4be423b4b7da5e96771
> 39f2ab3deac5520e 100644
> ---
> a/Platform/ARM/VExpressPkg/ConfigurationManager/PlatformASLTablesLib/
> Dsdt.asl
> +++
> b/Platform/ARM/VExpressPkg/ConfigurationManager/PlatformASLTablesLib
> +++ /Dsdt.asl
> @@ -12,7 +12,7 @@
> 
>  **/
> 
> -DefinitionBlock("DsdtTable.aml", "DSDT", 1, "ARMLTD", "ARM-VEXPRESS", 1)
> {
> +DefinitionBlock("DsdtTable.aml", "DSDT", 1, "ARMLTD", "ARM-VEXP", 1) {
>    Scope(_SB) {
>      //
>      // Processor
> --
> 'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'
>