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| author | Nitin Garg <nitin.garg@freescale.com> | 2014-04-02 08:55:01 -0500 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2014-04-07 18:11:00 +0200 |
| commit | f71cbfe3ca5d2ad20159871700e8e248c8818ba8 (patch) | |
| tree | 8f514793e71ebf0eaf91fe66147ce4fd8ac8cc4c /README | |
| parent | 1a9df13d5bc0b68c9dcae88d244c995c9351db67 (diff) | |
| download | blackbird-obmc-uboot-f71cbfe3ca5d2ad20159871700e8e248c8818ba8.tar.gz blackbird-obmc-uboot-f71cbfe3ca5d2ad20159871700e8e248c8818ba8.zip | |
ARM: Add workaround for Cortex-A9 errata 794072
A short loop including a DMB instruction might cause a denial of
service on another processor which executes a CP15 broadcast operation.
Exists on r1, r2, r3, r4 revisions.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
Diffstat (limited to 'README')
| -rw-r--r-- | README | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -566,6 +566,7 @@ The following options need to be configured: CONFIG_ARM_ERRATA_742230 CONFIG_ARM_ERRATA_743622 CONFIG_ARM_ERRATA_751472 + CONFIG_ARM_ERRATA_794072 If set, the workarounds for these ARM errata are applied early during U-Boot startup. Note that these options force the |
