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-rw-r--r--arch/x86/cpu/quark/quark.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/cpu/quark/quark.c b/arch/x86/cpu/quark/quark.c
index 8d53fe3..3ddf079 100644
--- a/arch/x86/cpu/quark/quark.c
+++ b/arch/x86/cpu/quark/quark.c
@@ -288,5 +288,8 @@ void board_final_cleanup(void)
val &= ~0xff0000;
writel(val, &rcba->esd);
+ /* Lock HMBOUND for security */
+ msg_port_setbits(MSG_PORT_HOST_BRIDGE, HM_BOUND, HM_BOUND_LOCK);
+
return;
}