On 08/17/2012 05:04 AM, Allen Martin wrote: > Take a few SPL fixes from armv7 and apply them to arm720t: > -Use dummy exception handlers for SPL build > -Initialize relocation register r9 to 0 for the case of no relocation > -ifdef out interrupt handler code > > Signed-off-by: Allen Martin <amar...@nvidia.com> > Acked-by: Stephen Warren <swar...@wwwdotorg.org> > Tested-by: Thierry Reding <thierry.red...@avionic-design.de> > Signed-off-by: Tom Warren <twar...@nvidia.com> > --- > arch/arm/cpu/arm720t/start.S | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S > index 3b97e80..dc047b8 100644 > --- a/arch/arm/cpu/arm720t/start.S > +++ b/arch/arm/cpu/arm720t/start.S > @@ -51,6 +51,15 @@ _start: b reset > ldr pc, _irq > ldr pc, _fiq > > +#ifdef CONFIG_SPL_BUILD > +_undefined_instruction: .word _undefined_instruction > +_software_interrupt: .word _software_interrupt > +_prefetch_abort: .word _prefetch_abort > +_data_abort: .word _data_abort > +_not_used: .word _not_used > +_irq: .word _irq > +_fiq: .word _fiq > +#else > _undefined_instruction: .word undefined_instruction > _software_interrupt: .word software_interrupt > _prefetch_abort: .word prefetch_abort > @@ -58,6 +67,7 @@ _data_abort: .word data_abort > _not_used: .word not_used > _irq: .word irq > _fiq: .word fiq > +#endif /* CONFIG_SPL_BUILD */ > > .balignl 16,0xdeadbeef > > @@ -167,6 +177,7 @@ stack_setup: > > adr r0, _start > cmp r0, r6 > + moveq r9, #0 /* no relocation. relocation offset(r9) = 0 */ Hi Allen,
I have already do a patch to fix all the arm common issue: http://patchwork.ozlabs.org/patch/174471/ [V2] arm: Fixed the offset for the no relocation. Thanks, hongbo > beq clear_bss /* skip relocation */ > mov r1, r6 /* r1 <- scratch for copy_loop */ > ldr r3, _bss_start_ofs > @@ -427,6 +438,7 @@ lock_loop: > mov pc, lr > > > +#ifndef CONFIG_SPL_BUILD > /* > ************************************************************************* > * > @@ -589,6 +601,7 @@ fiq: > bl do_fiq > > #endif > +#endif /* CONFIG_SPL_BUILD */ > > #if defined(CONFIG_NETARM) > .align 5 > f _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
