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From: Ming Huang <ming.huang@linaro.org>
To: Leif Lindholm <leif.lindholm@linaro.org>
Cc: linaro-uefi@lists.linaro.org, edk2-devel@lists.01.org,
	graeme.gregory@linaro.org, ard.biesheuvel@linaro.org,
	michael.d.kinney@intel.com, lersek@redhat.com,
	wanghuiqiang@huawei.com, huangming23@huawei.com,
	zhangjinsong2@huawei.com, huangdaode@hisilicon.com,
	john.garry@huawei.com, xinliang.liu@linaro.org,
	zhangfeng56@huawei.com
Subject: Re: [PATCH edk2-platforms v1 04/16] Hisilicon/D06: Fix access variable fail issue
Date: Wed, 13 Feb 2019 10:21:25 +0800	[thread overview]
Message-ID: <9e0df9cc-48ea-04da-62e6-55180ed31907@linaro.org> (raw)
In-Reply-To: <20190212151703.zf4dwnavu4jo2fut@bivouac.eciton.net>



On 2/12/2019 11:17 PM, Leif Lindholm wrote:
> On Fri, Feb 01, 2019 at 09:34:24PM +0800, Ming Huang wrote:
>> From: Jason Zhang <zhangjinsong2@huawei.com>
>>
>> BmcWdtEnable is a field of OemConfigData structure, need have
>> runtime service attribution if use it during exit boot service
> 
> This sounds like a very shady thing to do.
> Which module is seeing issues, and what issues are it seeing, during
> ExitBootServices?

Yes,WatchDog module read the OemConfigData.BmcWdtEnable during ExitBootServices
and will get fail log before boot kernel:

Get Variable failed. Status Not Found
[    0.000000] Booting Linux on physical CPU 0x0000010000 [0x480fd010]

Thanks.

> 
> /
>     Leif
> 
>> Contributed-under: TianoCore Contribution Agreement 1.1
>> Signed-off-by: Ming Huang <ming.huang@linaro.org>
>> ---
>>  Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfigVfr.vfr | 2 +-
>>  Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfig.c      | 2 +-
>>  2 files changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfigVfr.vfr b/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfigVfr.vfr
>> index 470e9ace3dcf..08236704fbfe 100644
>> --- a/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfigVfr.vfr
>> +++ b/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfigVfr.vfr
>> @@ -23,7 +23,7 @@ formset
>>    help      = STRING_TOKEN(STR_OEM_CONFIG),
>>    classguid = gEfiIfrFrontPageGuid,  // for MdeModule Bds.
>>    efivarstore OEM_CONFIG_DATA,
>> -    attribute = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,
>> +    attribute = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS,
>>      name  = OemConfig,
>>      guid  = gOemConfigGuid;
>>  
>> diff --git a/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfig.c b/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfig.c
>> index 012d45bc0214..6668103af027 100644
>> --- a/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfig.c
>> +++ b/Silicon/Hisilicon/Hi1620/Hi1620OemConfigUiLib/OemConfig.c
>> @@ -316,7 +316,7 @@ OemConfigUiLibConstructor (
>>        Status = gRT->SetVariable (
>>                        OEM_CONFIG_NAME,
>>                        &gOemConfigGuid,
>> -                      EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
>> +                      EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
>>                        sizeof (OEM_CONFIG_DATA),
>>                        &Configuration
>>                        );
>> -- 
>> 2.9.5
>>


  reply	other threads:[~2019-02-13  2:21 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-01 13:34 [PATCH edk2-platforms v1 00/16] Fix issues and improve D0x Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 01/16] Hisilicon/D0x: Remove SerdesLib Ming Huang
2019-02-11 15:05   ` Leif Lindholm
2019-02-13  6:36     ` Ming Huang
2019-02-13  9:42       ` Leif Lindholm
2019-02-13 11:39         ` Ming Huang
2019-02-14 10:51         ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 02/16] Hisilicon/D0x: Add DriverHealthManagerDxe Ming Huang
2019-02-11 15:20   ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 03/16] Hisilicon/D06: Optimize SAS driver for reducing boot time Ming Huang
2019-02-12 15:12   ` Leif Lindholm
2019-02-13  6:01     ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 04/16] Hisilicon/D06: Fix access variable fail issue Ming Huang
2019-02-12 15:17   ` Leif Lindholm
2019-02-13  2:21     ` Ming Huang [this message]
2019-02-01 13:34 ` [PATCH edk2-platforms v1 05/16] Hisilicon/D06: Add more PCIe port INT-x support Ming Huang
2019-02-11 17:05   ` Leif Lindholm
2019-02-12 12:27     ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 06/16] Hisilicon/D06: Add OemGetCpuFreq to encapsulate difference Ming Huang
2019-02-11 17:15   ` Leif Lindholm
2019-02-13  2:29     ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 07/16] Hisilicon/D0x: Rename StartupAp() function Ming Huang
2019-02-11 18:04   ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 08/16] Hisilicon/D06: Change HCCS speed from 30G to 26G Ming Huang
2019-02-11 18:36   ` Leif Lindholm
2019-02-12 14:45     ` Ming Huang
2019-02-12 14:59       ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 09/16] Hisilicon/D06: Add PCI_OSC_SUPPORT Ming Huang
2019-02-11 18:51   ` Leif Lindholm
2019-02-13  2:59     ` Ming Huang
2019-02-13  9:08       ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 10/16] Hisilicon/D06: Modify for M7 self-Adapte support Ming Huang
2019-02-11 19:28   ` Leif Lindholm
2019-02-12 15:14     ` Ming Huang
2019-02-12 15:46       ` Leif Lindholm
2019-02-13  4:38         ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 11/16] Hisilicon/D06: Add Setup Item "Support DPC" Ming Huang
2019-02-11 19:46   ` Leif Lindholm
2019-02-12 15:22     ` Ming Huang
2019-02-12 15:49       ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 12/16] Hisilicon/D06: Use new flash layout Ming Huang
2019-02-11 14:54   ` Leif Lindholm
2019-02-13  4:43     ` Ming Huang
2019-02-01 13:34 ` [PATCH edk2-platforms v1 13/16] Hisilicon/D06: Remove SECURE_BOOT_ENABLE definition Ming Huang
2019-02-11 19:47   ` Leif Lindholm
2019-02-01 13:34 ` [PATCH edk2-platforms v1 14/16] Hisilicon/D0x: Remove SP805 watchdog pcd Ming Huang
2019-02-11 19:48   ` Leif Lindholm
2019-02-15 14:18 ` [PATCH edk2-platforms v1 00/16] Fix issues and improve D0x Ming Huang

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