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author | William A. Kennington III <wak@google.com> | 2021-11-17 04:32:12 +0300 |
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committer | William A. Kennington III <wak@google.com> | 2021-11-17 05:37:04 +0300 |
commit | 1b437c26859fcd29e6b8443f4c776b19b889570e (patch) | |
tree | 7f9f937133e5c0d3c9f447ee196528a856c525ab | |
parent | 0b7b7601123d7d137276f213e9b9ba39b58b1f49 (diff) | |
download | openbmc-1b437c26859fcd29e6b8443f4c776b19b889570e.tar.xz |
meta-google: distro: Relax FIT_HASH_ALG
u-boot hashing does not confer any additional security in gBMC (we don't
sign the kernel and hashes live with the image). We can use a much
faster, but bus verifying algorithm instead. Ideally this would be
xxhash, but our u-boot is currently too old.
Change-Id: I796a4ed2db380eb86a9acbeae1f8a5e56cc8cb62
Signed-off-by: William A. Kennington III <wak@google.com>
-rw-r--r-- | meta-google/conf/distro/gbmc.conf | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/meta-google/conf/distro/gbmc.conf b/meta-google/conf/distro/gbmc.conf index bbba7efed..69fdda421 100644 --- a/meta-google/conf/distro/gbmc.conf +++ b/meta-google/conf/distro/gbmc.conf @@ -25,3 +25,6 @@ WATCHDOG_PKG ?= "watchdog" SANITY_TESTED_DISTROS:append = " Debian-rodete \n debian-rodete \n " PREFERRED_PROVIDER_virtual/bmc-update ?= "inplace-gbmc-update" + +# Provides reasonable data integrity and faster than sha* +FIT_HASH_ALG = "crc32" |