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SubjectRe: [PATCH] efi: parse ARM error information value
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On 10/17/2017 3:30 PM, Andy Shevchenko wrote:
> On Tue, 2017-10-17 at 11:23 -0600, Tyler Baicar wrote:
>> ARM errors just print out the error information value, then the
>> value needs to be manually decoded as per the UEFI spec. Add
>> decoding of the ARM error information value so that the kernel
>> logs capture all of the valid information at first glance.
>>
>> ARM error information value decoding is captured in UEFI 2.7
>> spec tables 263-265.
> Could it be located in separate file?
Hello Andy,

Thank you for the feedback.

Yes, I can break this out into a different file...we may want to break out all
of the
ARM error parsing to that file then though.
>
>> + printk("%stransaction type: %s\n", pfx,
>> + arm_err_trans_type_strs[trans_type]);
> Plain printk():s?
This is consistent with the other prints in this CPER code.
>
>> +#define CPER_ARM_ERR_VALID_TRANSACTION_TYPE 0x0001
>> +#define CPER_ARM_ERR_VALID_OPERATION_TYPE 0x0002
>> +#define CPER_ARM_ERR_VALID_LEVEL 0x0004
>> +#define CPER_ARM_ERR_VALID_PROC_CONTEXT_CORRUPT 0x0008
>> +#define CPER_ARM_ERR_VALID_CORRECTED 0x0010
>> +#define CPER_ARM_ERR_VALID_PRECISE_PC 0x0020
>> +#define CPER_ARM_ERR_VALID_RESTARTABLE_PC 0x0040
>> +#define CPER_ARM_ERR_VALID_PARTICIPATION_TYPE 0x0080
>> +#define CPER_ARM_ERR_VALID_TIME_OUT 0x0100
>> +#define CPER_ARM_ERR_VALID_ADDRESS_SPACE 0x0200
>> +#define CPER_ARM_ERR_VALID_MEM_ATTRIBUTES 0x0400
>> +#define CPER_ARM_ERR_VALID_ACCESS_MODE 0x0800
> BIT() is already being used in this file.
I'll convert these to use BIT().
>
>> +
>> +#define CPER_ARM_ERR_TRANSACTION_SHIFT 16
>> +#define CPER_ARM_ERR_TRANSACTION_MASK 0x3
> Mask is mask, so GENMASK()
I'll convert the masks to use GENMASK()

Thanks,
Tyler

--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project.

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