Improve error handling and make RCONF_DEFAULT_MSR address be a constant

Also, move a big code comment to the top of enable_flash_cs5536().

Corresponding to flashrom svn r193 and coreboot v2 svn r3098.

Signed-off-by: Mart Raudsepp <mart.raudsepp@artecdesign.ee>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
1 file changed