Not all ARM V7 based cpus has VBAR for remapping vector base address. So, update VBAR only if it available.
Reviewed-by: Tom Rini trini@konsulko.com Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- arch/arm/cpu/armv7/start.S | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index 7e2695761e..937f7051fe 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -73,9 +73,11 @@ switch_to_hypervisor_ret: bic r0, #CR_V @ V = 0 mcr p15, 0, r0, c1, c0, 0 @ Write CP15 SCTLR Register
+#ifdef CONFIG_HAS_VBAR /* Set vector address in CP15 VBAR register */ ldr r0, =_start mcr p15, 0, r0, c12, c0, 0 @Set VBAR +#endif #endif
/* the mask ROM code should have PLL and others stable */