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microblaze: Separate code end substraction

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Follow up patch will convert symbol handling that's why it is necessary to
separate logic around symbols to special instruction. It adds 4B for new
instruction but it is worth to do it to have code ready for for full
relocation.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/030863fa9a9c1ca0a9b082fe498522da09189fbc.1655299267.git.michal.simek@amd.com
This commit is contained in:
Michal Simek 2022-06-24 14:15:00 +02:00
parent 10fd6d64c7
commit 1918c4166e
1 changed files with 2 additions and 1 deletions
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3
arch/microblaze/cpu/start.S
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@ -273,7 +273,8 @@ relocate_code:
add r23, r0, r7 /* Move reloc addr to r23 */
/* Relocate text and data - r12 temp value */
addi r21, r0, _start
addi r22, r0, _end - 4 /* Include BSS too */
addi r22, r0, _end /* Include BSS too */
addi r22, r22, -4
rsub r6, r21, r22
or r5, r0, r0