Re: [edk2-devel] [PATCH v2] Pyrite support - Secure erase is only available if encryption is supported.

["Yao, Jiewen" <jiewen.yao@intel.com>]

Reviewed-by: Jiewen Yao <Jiewen.yaso@intel.com>

> -----Original Message-----
> From: Liu, Linus <linus.liu@intel.com>
> Sent: Thursday, September 7, 2023 5:02 PM
> To: devel@edk2.groups.io
> Cc: Liu, Linus <linus.liu@intel.com>; Zhang, Qi1 <qi1.zhang@intel.com>; Kumar,
> Rahul R <rahul.r.kumar@intel.com>; Yao, Jiewen <jiewen.yao@intel.com>; Chen,
> Tina <tina.chen@intel.com>; Chen, Xiao X <xiao.x.chen@intel.com>
> Subject: [PATCH v2] Pyrite support - Secure erase is only available if encryption is
> supported.
> 
> From: Linus Liu <linus.liu@intel.com>
> 
> https://bugzilla.tianocore.org/show_bug.cgi?id=3004
> 
> Cc: Qi Zhang    <qi1.zhang@intel.com>
> Cc: Rahul Kumar <rahul1.kumar@intel.com>
> Cc: Jiewen Yao  <jiewen.yao@intel.com>
> Cc: Tina Chen   <tina.chen@intel.com>
> Cc: Xiao X Chen <xiao.x.chen@intel.com>
> ---
>  SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
> b/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
> index e2e77cbc24..ba9fa66c60 100644
> --- a/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
> +++ b/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
> @@ -87,7 +87,11 @@ OpalSupportGetAvailableActions (
>      // Secure erase is performed by generating a new encryption key
> 
>      // this is only available if encryption is supported
> 
>      //
> 
> -    AvalDiskActions->SecureErase = 1;
> 
> +    if (SupportedAttributes->MediaEncryption) {
> 
> +      AvalDiskActions->SecureErase = 1;
> 
> +    } else {
> 
> +      AvalDiskActions->SecureErase = 0;
> 
> +    }
> 
>    } else {
> 
>      AvalDiskActions->PsidRevert  = 0;
> 
>      AvalDiskActions->SecureErase = 0;
> 
> --
> 2.39.2.windows.1



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