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-rw-r--r--cpu/ppc4xx/start.S57
1 files changed, 57 insertions, 0 deletions
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
index 8e000d3..a3db93f 100644
--- a/cpu/ppc4xx/start.S
+++ b/cpu/ppc4xx/start.S
@@ -1856,3 +1856,60 @@ pll_wait:
/* execution will continue from the poweron */
/* vector of 0xfffffffc */
#endif /* CONFIG_405EP */
+
+#if defined(CONFIG_440)
+#define function_prolog(func_name) .text; \
+ .align 2; \
+ .globl func_name; \
+ func_name:
+#define function_epilog(func_name) .type func_name,@function; \
+ .size func_name,.-func_name
+
+/*----------------------------------------------------------------------------+
+| mttlb3.
++----------------------------------------------------------------------------*/
+ function_prolog(mttlb3)
+ TLBWE(4,3,2)
+ blr
+ function_epilog(mttlb3)
+
+/*----------------------------------------------------------------------------+
+| mftlb3.
++----------------------------------------------------------------------------*/
+ function_prolog(mftlb3)
+ TLBRE(3,3,2)
+ blr
+ function_epilog(mftlb3)
+
+/*----------------------------------------------------------------------------+
+| mttlb2.
++----------------------------------------------------------------------------*/
+ function_prolog(mttlb2)
+ TLBWE(4,3,1)
+ blr
+ function_epilog(mttlb2)
+
+/*----------------------------------------------------------------------------+
+| mftlb2.
++----------------------------------------------------------------------------*/
+ function_prolog(mftlb2)
+ TLBRE(3,3,1)
+ blr
+ function_epilog(mftlb2)
+
+/*----------------------------------------------------------------------------+
+| mttlb1.
++----------------------------------------------------------------------------*/
+ function_prolog(mttlb1)
+ TLBWE(4,3,0)
+ blr
+ function_epilog(mttlb1)
+
+/*----------------------------------------------------------------------------+
+| mftlb1.
++----------------------------------------------------------------------------*/
+ function_prolog(mftlb1)
+ TLBRE(3,3,0)
+ blr
+ function_epilog(mftlb1)
+#endif /* CONFIG_440 */