* Tony Lindgren <tony@xxxxxxxxxxx> [121005 16:27]: > * Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> [121005 16:10]: > > On Fri, Oct 05, 2012 at 01:08:22PM -0700, Tony Lindgren wrote: > > > Just bisected this down in linux-next for breaking booting of > > > my omap2420 ARMv6 based n8x0.. > > > > > > > --- a/arch/arm/kernel/head.S > > > > +++ b/arch/arm/kernel/head.S > > > > @@ -83,8 +83,12 @@ ENTRY(stext) > > > > THUMB( .thumb ) @ switch to Thumb now. > > > > THUMB(1: ) > > > > > > > > - setmode PSR_F_BIT | PSR_I_BIT | SVC_MODE, r9 @ ensure svc mode > > > > - @ and irqs disabled > > > > +#ifdef CONFIG_ARM_VIRT_EXT > > > > + bl __hyp_stub_install > > > > +#endif > > > > + @ ensure svc mode and all interrupts masked > > > > + safe_svcmode_maskall r9 > > > > + > > > > mrc p15, 0, r9, c0, c0 @ get processor id > > > > bl __lookup_processor_type @ r5=procinfo r9=cpuid > > > > movs r10, r5 @ invalid processor (r5=0)? > > > > > > ..and looks like undoing this part fixes it. Any ideas? > > > > > > I quickly tried disabling ARCH_OMAP3 and ARCH_OMAP4 so it's > > > ARMv6 but that does not help. The same kernel boots on 2430sdp, which is the same ARMv6 core as 2430 if I remember correctly. So this hints that it has something to do with the bits set differently by the bootloader? Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
