Messages in this thread | | | Subject | Re: [PATCHv1 3/4] dt-bindings: fpga: add authenticate-fpga-config property | From | Richard Gong <> | Date | Mon, 16 Nov 2020 07:59:13 -0600 |
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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 >
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