1 files changed, 29 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index b7d140430a41..831acbdf2592 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -316,6 +316,21 @@ label##_pSeries:					\
         mtspr   SPRN_SPRG1,r13;         /* save r13 */  \
         EXCEPTION_PROLOG_PSERIES(PACA_EXGEN, label##_common)
 
+#define HSTD_EXCEPTION_PSERIES(n, label)                \
+        . = n;                                          \
+        .globl label##_pSeries;                         \
+label##_pSeries:                                        \
+        HMT_MEDIUM;                                     \
+        mtspr   SPRN_SPRG1,r20;         /* save r20 */  \
+        mfspr   r20,SPRN_HSRR0;         /* copy HSRR0 to SRR0 */ \
+        mtspr   SPRN_SRR0,r20;                          \
+        mfspr   r20,SPRN_HSRR1;         /* copy HSRR0 to SRR0 */ \
+        mtspr   SPRN_SRR1,r20;                          \
+        mfspr   r20,SPRN_SPRG1;         /* restore r20 */ \
+        mtspr   SPRN_SPRG1,r13;         /* save r13 */  \
+        EXCEPTION_PROLOG_PSERIES(PACA_EXGEN, label##_common)
+
+
 #define STD_EXCEPTION_ISERIES(n, label, area)           \
         .globl label##_iSeries;                         \
 label##_iSeries:                                        \
@@ -544,8 +559,17 @@ system_call_pSeries:
 
         STD_EXCEPTION_PSERIES(0xf20, altivec_unavailable)
 
+#ifdef CONFIG_CBE_RAS
+        HSTD_EXCEPTION_PSERIES(0x1200, cbe_system_error)
+#endif /* CONFIG_CBE_RAS */
         STD_EXCEPTION_PSERIES(0x1300, instruction_breakpoint)
+#ifdef CONFIG_CBE_RAS
+        HSTD_EXCEPTION_PSERIES(0x1600, cbe_maintenance)
+#endif /* CONFIG_CBE_RAS */
         STD_EXCEPTION_PSERIES(0x1700, altivec_assist)
+#ifdef CONFIG_CBE_RAS
+        HSTD_EXCEPTION_PSERIES(0x1800, cbe_thermal)
+#endif /* CONFIG_CBE_RAS */
 
         . = 0x3000
 
@@ -827,6 +851,11 @@ machine_check_common:
 #else
         STD_EXCEPTION_COMMON(0x1700, altivec_assist, .unknown_exception)
 #endif
+#ifdef CONFIG_CBE_RAS
+        STD_EXCEPTION_COMMON(0x1200, cbe_system_error, .cbe_system_error_exception)
+        STD_EXCEPTION_COMMON(0x1600, cbe_maintenance, .cbe_maintenance_exception)
+        STD_EXCEPTION_COMMON(0x1800, cbe_thermal, .cbe_thermal_exception)
+#endif /* CONFIG_CBE_RAS */
 
 /*
  * Here we have detected that the kernel stack pointer is bad.