From: "Park, Aiden" <aiden.park@intel.com>
To: "Wu, Hao A" <hao.a.wu@intel.com>, "Ni, Ray" <ray.ni@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Ma, Maurice" <maurice.ma@intel.com>, "Dong, Guo" <guo.dong@intel.com>
Subject: Re: [PATCH] MdeModulePkg/PciBusDxe: Fix a bug in ProcessOptionRomLight
Date: Fri, 29 Jan 2021 01:55:16 +0000 [thread overview]
Message-ID: <MW3PR11MB4570EC19F691B8F31511C4B28EB99@MW3PR11MB4570.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20210113190114.19888-1-aiden.park@intel.com>
Hello,
Can you please review this?
> -----Original Message-----
> From: Park, Aiden <aiden.park@intel.com>
> Sent: Wednesday, January 13, 2021 11:01 AM
> To: Wu, Hao A <hao.a.wu@intel.com>; Ni, Ray <ray.ni@intel.com>;
> devel@edk2.groups.io
> Cc: Park, Aiden <aiden.park@intel.com>; Ma, Maurice
> <maurice.ma@intel.com>; Dong, Guo <guo.dong@intel.com>
> Subject: [PATCH] MdeModulePkg/PciBusDxe: Fix a bug in
> ProcessOptionRomLight
>
> From: Aiden Park <aiden.park@intel.com>
>
> The ProcessOptionRomLight() assumes that OpRom has already been processed
> in the previous full enumeration and updates AllOpRomProcessed flag to TRUE
> by default. However, this may not be applicable with other pre-stage boot
> firmwares.
>
> This will update AllOpRomProcessed flag properly by checking
> PciRomGetImageMapping().
>
> Signed-off-by: Aiden Park <aiden.park@intel.com>
> ---
> MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c | 7 +------
> 1 file changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
> b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
> index 1b64924b7b..e8337e865e 100644
> --- a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
> +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
> @@ -1168,12 +1168,7 @@ ProcessOptionRomLight (
> ProcessOptionRomLight (Temp);
> }
>
> - PciRomGetImageMapping (Temp);
> -
> - //
> - // The OpRom has already been processed in the first round
> - //
> - Temp->AllOpRomProcessed = TRUE;
> + Temp->AllOpRomProcessed = PciRomGetImageMapping (Temp);
>
> CurrentLink = CurrentLink->ForwardLink;
> }
> --
> 2.20.1
Best Regards,
Aiden
next prev parent reply other threads:[~2021-01-29 1:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-13 19:01 [PATCH] MdeModulePkg/PciBusDxe: Fix a bug in ProcessOptionRomLight Park, Aiden
2021-01-29 1:55 ` Park, Aiden [this message]
2021-01-29 9:00 ` Ni, Ray
2021-02-01 8:32 ` [edk2-devel] " Patrick Rudolph
2021-02-02 6:34 ` Wu, Hao A
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=MW3PR11MB4570EC19F691B8F31511C4B28EB99@MW3PR11MB4570.namprd11.prod.outlook.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