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authorVadim Bendebury <vbendeb@chromium.org>2015-03-02 11:33:13 -0800
committerPatrick Georgi <pgeorgi@google.com>2015-04-21 08:24:39 +0200
commitbe7124ee1d5f42eee86485968374c312ef57d5a1 (patch)
treeda37271a7d44c19762460f11037f10c20fe22973 /src/mainboard/google/storm
parent90fe5824b124bcb415e3535722e0653505d66cc4 (diff)
armv7: preserve bootblock invocation parameter
Some platforms may pass as a parameter the maskrom or vendor startup code information when calling the bootblock. Make sure the bootblock startup code saves this parameter for use by coreboot. As we don't want to touch memory before caches are initialized, save the passed in parameter in r10 for the duration of cache initialization. Added warning comments to help enforcing that cache initialization code does not touch r10. BRANCH=storm BUG=chrome-os-partner:30623 TEST=with the rest of the patches applied see the QCA uber-sbl report in the coreboot console output. Change-Id: Ic6a09e8c3cf13ac4f2d12ee91c7ab41bc9aa95da Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: e41584f769eb042604883275b0d0bdfbf5b0d358 Original-Change-Id: I517a79dc95040326f46f0b80ee4e74bdddde8bf4 Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/255144 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Original-Commit-Queue: Vadim Bendebury <vbendeb@gmail.com> Reviewed-on: http://review.coreboot.org/9842 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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