diff options
Diffstat (limited to 'arch/arm/mach-imx/headsmp.S')
| -rw-r--r-- | arch/arm/mach-imx/headsmp.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/headsmp.S b/arch/arm/mach-imx/headsmp.S index 766dbdb2ae27..fcba58be8e79 100644 --- a/arch/arm/mach-imx/headsmp.S +++ b/arch/arm/mach-imx/headsmp.S @@ -21,6 +21,15 @@ diag_reg_offset: ENTRY(v7_secondary_startup) ARM_BE8(setend be) @ go BE8 if entered LE + mrc p15, 0, r0, c0, c0, 0 + lsl r0, r0, #16 + lsr r0, r0, #20 + /* 0xc07 is cortex A7's ID */ + mov r1, #0xc00 + orr r1, #0x7 + cmp r0, r1 + beq secondary_startup + set_diag_reg b secondary_startup ENDPROC(v7_secondary_startup) |