Commit 8a229aea authored by Vineet Gupta's avatar Vineet Gupta Committed by Greg Kroah-Hartman

ARC: Setup Vector Table Base in early boot

commit 05b016ec upstream.

Otherwise early boot exceptions such as instructions errors due to
configuration mismatch between kernel and hardware go off to la-la land,
as opposed to hitting the handler and panic()'ing properly.
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1176dcde
......@@ -27,6 +27,8 @@ stext:
; Don't clobber r0-r4 yet. It might have bootloader provided info
;-------------------------------------------------------------------
sr @_int_vec_base_lds, [AUX_INTR_VEC_BASE]
#ifdef CONFIG_SMP
; Only Boot (Master) proceeds. Others wait in platform dependent way
; IDENTITY Reg [ 3 2 1 0 ]
......
......@@ -32,8 +32,6 @@ void __cpuinit arc_init_IRQ(void)
{
int level_mask = 0;
write_aux_reg(AUX_INTR_VEC_BASE, _int_vec_base_lds);
/* Disable all IRQs: enable them as devices request */
write_aux_reg(AUX_IENABLE, 0);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment