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Differential D45591

caam: Add caam_trng support in caam driver
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Authored by mszczepaniak2_sii.pl on Jun 14 2024, 8:36 AM.
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Details

Reviewers
andrew
manu
Group Reviewers
arm64
Summary

The caam_trng driver enables new hardware random source in the system
using CAAM hardware as the entropy source.
A dedicated character device is added that allows to use the random
numbers direclty from the CAAM device.

Authored-by: Maciej Szczepaniak <mszczepaniak2@sii.pl>
Co-Authored-by: Pawel Kochanowski <pkochanowski@sii.pl>
Co-Authored-by: Dawid Górecki <dgorecki@sii.pl>
Obtained from: Sii Poland
Sponsored by: Alstom Group

Test Plan

Change tested on device based on LS1046A.

Diff Detail

Repository
rG FreeBSD src repository
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Revision Contents
Changeset List

PathSize
sys/
arm64/
qoriq/
caam/
18 lines
40 lines
702 lines
conf/
1 line
dev/
random/
1 line
sys/
1 line

Diff 140220

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sys/arm64/qoriq/caam/caam.c

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sys/arm64/qoriq/caam/caam_trng.h

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sys/arm64/qoriq/caam/caam_trng.c

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sys/conf/files.arm64

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sys/dev/random/random_harvestq.c

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sys/sys/random.h

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