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[Xen-devel,v2,4/6] xen/arm64: Implement lookup_processor_type as a dummy function

Message ID 1393994786-17098-5-git-send-email-julien.grall@linaro.org
State Accepted, archived
Headers show

Commit Message

Julien Grall March 5, 2014, 4:46 a.m. UTC 
ARM64 implementation doesn't yet have specific code per processor.
This function will be used in a later patch.

Signed-off-by: Julien Grall <julien.grall@linaro.org>
Acked-by: Ian campbell <ian.campbell@citrix.com>
---
 xen/arch/arm/arm64/head.S | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/xen/arch/arm/arm64/head.S b/xen/arch/arm/arm64/head.S
index c97c194..e1d3103 100644
--- a/xen/arch/arm/arm64/head.S
+++ b/xen/arch/arm/arm64/head.S
@@ -546,6 +546,13 @@  putn:   ret
 
 #endif /* !CONFIG_EARLY_PRINTK */
 
+/* This provides a C-API version of __lookup_processor_type
+ * TODO: For now, the implementation return NULL every time
+ */
+GLOBAL(lookup_processor_type)
+        mov  x0, #0
+        ret
+
 /*
  * Local variables:
  * mode: ASM