- Remove code copying - Reset address is setup from first stage bootloader - Support reset vector setup on little endian
Signed-off-by: Michal Simek monstr@monstr.eu --- arch/microblaze/cpu/start.S | 25 +++++-------------------- 1 files changed, 5 insertions(+), 20 deletions(-)
diff --git a/arch/microblaze/cpu/start.S b/arch/microblaze/cpu/start.S index 97dd757..492ad93 100644 --- a/arch/microblaze/cpu/start.S +++ b/arch/microblaze/cpu/start.S @@ -66,26 +66,11 @@ _start:
addik r6, r0, CONFIG_SYS_RESET_ADDRESS sw r6, r1, r0 - lhu r7, r1, r0 - shi r7, r0, 0x2 - shi r6, r0, 0x6 -/* - * Copy U-Boot code to CONFIG_SYS_TEXT_BASE - * solve problem with sbrk_base - */ -#if (CONFIG_SYS_RESET_ADDRESS != CONFIG_SYS_TEXT_BASE) - addi r4, r0, __end - addi r5, r0, __text_start - rsub r4, r5, r4 /* size = __end - __text_start */ - addi r6, r0, CONFIG_SYS_RESET_ADDRESS /* source address */ - addi r7, r0, 0 /* counter */ -4: - lw r8, r6, r7 - sw r8, r5, r7 - addi r7, r7, 0x4 - cmp r8, r4, r7 - blti r8, 4b -#endif + lhu r7, r1, r10 + rsubi r8, r10, 0x2 + sh r7, r0, r8 + rsubi r8, r10, 0x6 + sh r6, r0, r8 #endif
#ifdef CONFIG_SYS_USR_EXCEP