[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [Qemu-trivial] DBGAUTHSTATUS register
From: |
Michael Tokarev |
Subject: |
Re: [Qemu-devel] [Qemu-trivial] DBGAUTHSTATUS register |
Date: |
Tue, 10 Jun 2014 19:54:15 +0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Icedove/24.5.0 |
10.06.2014 19:50, Michael Tokarev wrote:
> 29.05.2014 21:32, Aleksandar Ristovski wrote:
>> Hello,
>>
>> This is not a big issue: DBGAUTHSTATUS, according to the docs, should exist.
>> According to "ARM Architecture Reference Manual, ARMv7-A and ARMv7-R
>> edition" (DDI0406C_b_arm_architecture_reference_manual.pdf), DBGAUTHSTATUS
>> is required in all implementations. Reading it should be permitted, even if
>> as RAZ only (implying no features are implemented/enabled).
>>
>> This trivial patch defines cp14 register DBGAUTHSTATUS.
>
> While the patch appears to be trivial, I had to grab the above mentioned ARM
> manual
> and read a bit from there. Unfortunately, since I don't have any prior
> knowlege
> about this stuff, at all, I still have to accept for granted that it is the
> right
> thing to do. Maybe it is better to route this to the ARM maintainer instead
> (Cc'ed) ?
Also, this patch does not have the Signed-off-by line.
Thanks,
/mjt