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authorFabrizio Castro <fabrizio.castro@bp.renesas.com>2018-08-21 18:54:13 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2018-09-19 10:44:50 +0100
commitf3c899927e19d1be39818145efc39ea27b8efc69 (patch)
tree907774fde22b48241e28cc379d8ebe81fc2d4279 /arch/arm/Kconfig.debug
parent5b394b2ddf0347bef56e50c69a58773c94343ff3 (diff)
ARM: 8786/1: Debug kernel copy by printing
It may happen that when we relocate the kernel we corrupt other sensible memory (e.g. the memory needed by U-Boot for dealing with bootm command) while copying the kernel. If we overwrite the content of the memory area used by U-Boot's command bootm (described by U-Boot's parameters bootm_low and bootm_size), the kernel won't be able to boot. Troubleshooting the problem then is not straightforward. This commit allows the user to easily print information on where the kernel gets copied from/to in order to help with the design of the system memory map (e.g. bootm_low and bootm_size) at boot up. Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com> Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com> Acked-by: Biju Das <biju.das@bp.renesas.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/Kconfig.debug')
0 files changed, 0 insertions, 0 deletions