From: Richard Gong <richard.gong@linux.intel.com>
To: Moritz Fischer <mdf@kernel.org>
Cc: trix@redhat.com, linux-fpga@vger.kernel.org,
linux-kernel@vger.kernel.org, dinguyen@kernel.org,
sridhar.rajagopal@intel.com,
Richard Gong <richard.gong@intel.com>
Subject: Re: [PATCHv1 3/4] dt-bindings: fpga: add authenticate-fpga-config property
Date: Mon, 16 Nov 2020 07:59:13 -0600 [thread overview]
Message-ID: <083f5b49-5519-e15a-a16f-c0fc38aba15b@linux.intel.com> (raw)
In-Reply-To: <20201115192106.GB283592@epycbox.lan>
Hi Moritz,
On 11/15/20 1:21 PM, Moritz Fischer wrote:
> Hi Richard,
>
> On Thu, Nov 12, 2020 at 12:06:42PM -0600, richard.gong@linux.intel.com wrote:
>> From: Richard Gong <richard.gong@intel.com>
>>
>> Add authenticate-fpga-config property for FPGA bitstream authentication.
>>
>> Signed-off-by: Richard Gong <richard.gong@intel.com>
>> ---
>> Documentation/devicetree/bindings/fpga/fpga-region.txt | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt
>> index e811cf8..7a512bc 100644
>> --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt
>> +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt
>> @@ -187,6 +187,7 @@ Optional properties:
>> - external-fpga-config : boolean, set if the FPGA has already been configured
>> prior to OS boot up.
>> - encrypted-fpga-config : boolean, set if the bitstream is encrypted
>> +- authenticate-fpga-config : boolean, set if do bitstream authentication
> It is unclear to me from the description whether this entails
> authentication + reconfiguration or just authentication.
>
> If the latter is the case this should probably be described as such.
It is for authentication only, just make the signed bitstream has the
valid signatures.
Regards,
Richard
>
>> - region-unfreeze-timeout-us : The maximum time in microseconds to wait for
>> bridges to successfully become enabled after the region has been
>> programmed.
>> --
>> 2.7.4
>>
>
> Thanks
>
next prev parent reply other threads:[~2020-11-16 13:38 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-12 18:06 [PATCHv1 0/4] Extend FPGA manager and region drivers for richard.gong
2020-11-12 18:06 ` [PATCHv1 1/4] fpga: fpga-mgr: add FPGA_MGR_BITSTREM_AUTHENTICATION flag richard.gong
2020-11-13 20:24 ` Tom Rix
2020-11-14 14:30 ` Richard Gong
2020-11-14 15:53 ` Tom Rix
2020-11-16 13:39 ` Richard Gong
2020-11-12 18:06 ` [PATCHv1 2/4] fpga: of-fpga-region: add authenticate-fpga-config property richard.gong
2020-11-13 20:25 ` Tom Rix
2020-11-12 18:06 ` [PATCHv1 3/4] dt-bindings: fpga: " richard.gong
2020-11-13 20:28 ` Tom Rix
2020-11-14 14:52 ` Richard Gong
2020-11-14 15:59 ` Tom Rix
2020-11-16 13:50 ` Richard Gong
2020-11-16 15:11 ` Tom Rix
2020-11-15 19:21 ` Moritz Fischer
2020-11-16 2:47 ` Xu Yilun
2020-11-16 14:14 ` Richard Gong
2020-11-17 2:24 ` Xu Yilun
2020-11-17 15:39 ` Richard Gong
2020-11-18 5:47 ` Xu Yilun
2020-11-18 13:38 ` Richard Gong
2020-11-19 11:14 ` Xu Yilun
2020-11-16 13:59 ` Richard Gong [this message]
2020-11-12 18:06 ` [PATCHv1 4/4] fpga: stratix10-soc: entend driver for bitstream authentication richard.gong
2020-11-13 20:31 ` Tom Rix
2020-11-14 14:55 ` Richard Gong
2020-11-15 19:19 ` Moritz Fischer
2020-11-16 14:39 ` Richard Gong
2020-11-16 2:41 ` [PATCHv1 0/4] Extend FPGA manager and region drivers for Xu Yilun
2020-11-16 14:02 ` Richard Gong
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