On 04/23/2015 08:48 PM, Xie Shaohui-B21989 wrote: >> -----Original Message----- >> From: Wood Scott-B07421 >> Sent: Friday, April 24, 2015 9:02 AM >> To: [email protected]; Sun York-R58495 >> Cc: Wood Scott-B07421; Alexander Graf; Xie Shaohui-B21989 >> Subject: [PATCH] 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 <[email protected]> >> Cc: Alexander Graf <[email protected]> >> Cc: Shaohui Xie <[email protected]> >> --- >> arch/powerpc/cpu/mpc85xx/start.S | 35 ++++++++++++++++++++-------------- >> - >> 1 file changed, 20 insertions(+), 15 deletions(-) >> > > Tested-by: Shaohui Xie <[email protected]> > Applied to u-boot-mpc85xx master branch. Awaiting upstream.
York _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
