powerpc/powernv: Fix OPAL debug entry

OPAL provides the firmware base/entry in registers at boot time
for debugging purposes. We had a bug in the code trying to stash
these into the appropriate kernel globals (a line of code was
probably dropped by accident back when this was merged)

Signed-off-by: Benjamin Herrenschmidt <[email protected]>

diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 58bddee8e1e8eea9a5cd5b8da113e9b7c0117dd6..694e3fa788573bbe1cf369b7f69b93f91123d47f 100644 (file)
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -703,6 +703,7 @@ _INIT_STATIC(start_here_multiplatform)
 
 #ifdef CONFIG_PPC_EARLY_DEBUG_OPAL
        /* Setup OPAL entry */
+       LOAD_REG_ADDR(r11, opal)
        std     r28,0(r11);
        std     r29,8(r11);
 #endif