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authorVadim Bendebury <vbendeb@chromium.org>2014-05-27 16:16:50 -0700
committerMarc Jones <marc.jones@se-eng.com>2015-01-06 16:56:23 +0100
commitb7f82e9559ae7a002330183affc285d6dd0abd1a (patch)
treebf8068c7706218d38f5bf547bf510320515a1fdf /payloads/libpayload/include/arm
parent9b29aad5263f2aeba21cf4d521e7798f9dedb2b9 (diff)
libpayload: arm: add code to clear bss
This adds some assembly code to clear .bss segment. It might have been already cleared by the loader, but it is not guaranteed. This also helps when the program is loaded by the debugger. BUG=none TEST=observed that .bss is now initialized when the program is restarted. Verified correct boundaries of the segment. Original-Change-Id: I0aed0070da53881e4cf8c27049459040c006e765 Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/201784 Original-Reviewed-by: Vincent Palatin <vpalatin@chromium.org> Original-Reviewed-by: Trevor Bourget <tbourget@codeaurora.org> (cherry picked from commit c89ecee5ddfc33a438d4d1926d3756a48f3c2576) Signed-off-by: Marc Jones <marc.jones@se-eng.com> Change-Id: Ic0c33d2a8ad22cd23b3ccb73c603cb14ae2aab29 Reviewed-on: http://review.coreboot.org/8060 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'payloads/libpayload/include/arm')
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