From: "PierreGondois" <pierre.gondois@arm.com>
To: Sami Mujawar <sami.mujawar@arm.com>, devel@edk2.groups.io
Cc: Alexei Fedorov <Alexei.Fedorov@arm.com>, "nd@arm.com" <nd@arm.com>
Subject: Re: [PATCH 12/14] DynamicTablesPkg/AmlLib: Allow larger AccessSize for Pcc address space
Date: Fri, 28 Oct 2022 12:04:11 +0200 [thread overview]
Message-ID: <20057f86-00bc-25c4-1862-cdedcd50051b@arm.com> (raw)
In-Reply-To: <cbf52861-eda0-efb8-f825-fe354f1b375d@arm.com>
Hi Sami,
On 10/26/22 14:34, Sami Mujawar wrote:
> Hi Pierre,
>
> There are some minor changes required marked inline as [SAMI].
>
> If you agree, I will make the changes before merging.
Yes indeed, thanks for spotting it and for making the modification,
Regards,
Pierre
>
> Regards,
>
> Sami Mujawar
>
> On 10/10/2022 10:20 am, Pierre.Gondois@arm.com wrote:
>> From: Pierre Gondois <pierre.gondois@arm.com>
>>
>> For Pcc address space, the AccessSize field of a Register is
>> used to delcare the Pcc Subspace Id. This Id can be up to 256.
>>
>> Cf. ACPI 6.4, s14.7 Referencing the PCC address space
>>
>> Signed-off-by: Pierre Gondois <Pierre.Gondois@arm.com>
>> ---
>> .../Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c | 7 ++++++-
>> 1 file changed, 6 insertions(+), 1 deletion(-)
>>
>> diff --git a/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c b/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c
>> index 332962bed441..3901b6e47333 100644
>> --- a/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c
>> +++ b/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c
>> @@ -1257,7 +1257,12 @@ AmlCodeGenRdRegister (
>> AML_DATA_NODE *RdNode;
>> EFI_ACPI_GENERIC_REGISTER_DESCRIPTOR RdRegister;
>>
>> - if ((AccessSize > EFI_ACPI_6_4_QWORD) ||
>> + // Cf Cf. ACPI 6.4, s14.7 Referencing the PCC address space
> [SAMI] Cf appears twice.
>> + // The AccessSize represents the Subspace Id for the PCC address space.
>> + if (((AddressSpace == EFI_ACPI_6_3_PLATFORM_COMMUNICATION_CHANNEL) &&
>> + (AccessSize > 256)) ||
>> + ((AddressSpace != EFI_ACPI_6_3_PLATFORM_COMMUNICATION_CHANNEL) &&
> [SAMI] Change EFI_ACPI_6_3_PLATFORM_COMMUNICATION_CHANNEL to
> EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL.
>> + (AccessSize > EFI_ACPI_6_4_QWORD)) ||
>> ((NameOpNode == NULL) && (NewRdNode == NULL)))
>> {
>> ASSERT (0);
next prev parent reply other threads:[~2022-10-28 10:04 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-10 9:20 [PATCH 00/14] Add PCCT generator and various fixes PierreGondois
2022-10-10 9:20 ` [PATCH 01/14] DynamicTablesPkg: Use correct print formatter PierreGondois
2022-10-26 12:36 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 02/14] DynamicTablesPkg: Add PrintString to CmObjParser PierreGondois
2022-10-26 12:36 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 03/14] DynamicTablesPkg: Update CmObjParser for IORT Rev E.d PierreGondois
2022-10-26 12:34 ` Sami Mujawar
2022-10-28 10:05 ` PierreGondois
2022-10-10 9:20 ` [PATCH 04/14] DynamicTablesPkg: Update CmObjParser for MinorRevision PierreGondois
2022-10-26 12:36 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 05/14] DynamicTablesPkg: Fix GTBlock and GTBlockTimerFrame CmObjParsers PierreGondois
2022-10-26 12:37 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 06/14] DynamicTablesPkg: Fix wrong/missing fields in CmObjParser PierreGondois
2022-10-26 12:34 ` Sami Mujawar
2022-10-28 10:05 ` PierreGondois
2022-10-10 9:20 ` [PATCH 07/14] DynamicTablesPkg: Remove deprecated APIs PierreGondois
2022-10-26 12:37 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 08/14] DynamicTablesPkg: FdtHwInfoParserLib: Remove wrong comment PierreGondois
2022-10-26 12:37 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 09/14] DynamicTablesPkg: Fix Ssdt PCI generation comments PierreGondois
2022-10-26 12:37 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 10/14] DynamicTablesPkg: Add PCCT related objects PierreGondois
2022-10-26 12:34 ` Sami Mujawar
2022-10-28 10:04 ` PierreGondois
2022-10-10 9:20 ` [PATCH 11/14] DynamicTablesPkg: Add PCCT Generator PierreGondois
2022-10-26 12:35 ` Sami Mujawar
2022-10-28 10:02 ` PierreGondois
2022-10-10 9:20 ` [PATCH 12/14] DynamicTablesPkg/AmlLib: Allow larger AccessSize for Pcc address space PierreGondois
2022-10-26 12:34 ` Sami Mujawar
2022-10-28 10:04 ` PierreGondois [this message]
2022-10-10 9:20 ` [PATCH 13/14] DynamicTablesPkg: Readme.md: Update available tables for generation PierreGondois
2022-10-26 12:07 ` Sami Mujawar
2022-10-10 9:20 ` [PATCH 14/14] ShellPkg/AcpiView: Update PCCT fields for ACPI 6.5 PierreGondois
2022-10-26 12:06 ` Sami Mujawar
[not found] ` <171CAABD595C9750.32766@groups.io>
2022-10-10 9:48 ` [edk2-devel] " PierreGondois
2022-10-11 1:41 ` Ni, Ray
2022-10-31 13:34 ` [edk2-devel] [PATCH 00/14] Add PCCT generator and various fixes Sami Mujawar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-list from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20057f86-00bc-25c4-1862-cdedcd50051b@arm.com \
--to=devel@edk2.groups.io \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox