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authorScott Wood <scottwood@freescale.com>2015-04-23 20:01:56 -0500
committerYork Sun <yorksun@freescale.com>2015-05-04 09:23:18 -0700
commite1bfd1c6b7bc0dc530247fd9108feba3147adf36 (patch)
tree68df91628d859ad6d47e9713226cb65e04a0b71c /board/freescale/t4qds/ddr.h
parentace97d26176a3ebc9ec07738450de93eea35975c (diff)
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powerpc/mpc85xx: Use GOT when loading IVORs post-relocation
Commit 96d2bb952bb ("powerpc/mpc85xx: Don't relocate exception vectors") simplified IVOR initialization a bit too much, failing to use the post-relocation offset. This doesn't cause a problem with normal NOR boot, in which both the pre-relocation and post-relocation addresses are 64 KiB aligned. However, if TEXT_BASE is only 4 KiB aligned, such as for NAND/SD/etc. boot on some targets, as well as the QEMU target, the post-relocation address will not be the same in the lower 16 bits, as reserve_uboot() ensures that the relocation address is always 64 KiB aligned even if the pre-relocation address was not. Use the GOT to get the proper post-relocation offsets. Fixes: 96d2bb952bb ("powerpc/mpc85xx: Don't relocate exception vectors") Signed-off-by: Scott Wood <scottwood@freescale.com> Cc: Alexander Graf <agraf@suse.de> Cc: Shaohui Xie <Shaohui.Xie@freescale.com> Tested-by: Shaohui Xie <Shaohui.Xie@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale/t4qds/ddr.h')
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