* [PATCH] powerpc/powernv: Fix OPAL debug entry
@ 2012-10-22 0:30 Benjamin Herrenschmidt
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From: Benjamin Herrenschmidt @ 2012-10-22 0:30 UTC (permalink / raw)
To: linuxppc-dev
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 <benh@kernel.crashing.org>
---
arch/powerpc/kernel/head_64.S | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 58bddee..694e3fa 100644
--- 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
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2012-10-22 0:30 [PATCH] powerpc/powernv: Fix OPAL debug entry Benjamin Herrenschmidt
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