1 files changed, 59 insertions, 73 deletions

diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 9fcf0162d85..1ba3c998361 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -24,6 +24,9 @@
 #define PPC_FEATURE_ICACHE_SNOOP        0x00002000
 #define PPC_FEATURE_ARCH_2_05           0x00001000
 
+#define PPC_FEATURE_TRUE_LE             0x00000002
+#define PPC_FEATURE_PPC_LE              0x00000001
+
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__
 
@@ -69,6 +72,13 @@ struct cpu_spec {
         /* Processor specific oprofile operations */
         enum powerpc_oprofile_type oprofile_type;
 
+        /* Bit locations inside the mmcra change */
+        unsigned long   oprofile_mmcra_sihv;
+        unsigned long   oprofile_mmcra_sipr;
+
+        /* Bits to clear during an oprofile exception */
+        unsigned long   oprofile_mmcra_clear;
+
         /* Name of processor class, for the ELF AT_PLATFORM entry */
         char            *platform;
 };
@@ -104,41 +114,33 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_NO_BTIC                 ASM_CONST(0x0000000000040000)
 #define CPU_FTR_BIG_PHYS                ASM_CONST(0x0000000000080000)
 #define CPU_FTR_NODSISRALIGN            ASM_CONST(0x0000000000100000)
+#define CPU_FTR_PPC_LE                  ASM_CONST(0x0000000000200000)
+#define CPU_FTR_REAL_LE                 ASM_CONST(0x0000000000400000)
 
+/*
+ * Add the 64-bit processor unique features in the top half of the word;
+ * on 32-bit, make the names available but defined to be 0.
+ */
 #ifdef __powerpc64__
-/* Add the 64b processor unique features in the top half of the word */
-#define CPU_FTR_SLB                     ASM_CONST(0x0000000100000000)
-#define CPU_FTR_16M_PAGE                ASM_CONST(0x0000000200000000)
-#define CPU_FTR_TLBIEL                  ASM_CONST(0x0000000400000000)
-#define CPU_FTR_NOEXECUTE               ASM_CONST(0x0000000800000000)
-#define CPU_FTR_IABR                    ASM_CONST(0x0000002000000000)
-#define CPU_FTR_MMCRA                   ASM_CONST(0x0000004000000000)
-#define CPU_FTR_CTRL                    ASM_CONST(0x0000008000000000)
-#define CPU_FTR_SMT                     ASM_CONST(0x0000010000000000)
-#define CPU_FTR_COHERENT_ICACHE         ASM_CONST(0x0000020000000000)
-#define CPU_FTR_LOCKLESS_TLBIE          ASM_CONST(0x0000040000000000)
-#define CPU_FTR_MMCRA_SIHV              ASM_CONST(0x0000080000000000)
-#define CPU_FTR_CI_LARGE_PAGE           ASM_CONST(0x0000100000000000)
-#define CPU_FTR_PAUSE_ZERO              ASM_CONST(0x0000200000000000)
-#define CPU_FTR_PURR                    ASM_CONST(0x0000400000000000)
+#define LONG_ASM_CONST(x)               ASM_CONST(x)
 #else
-/* ensure on 32b processors the flags are available for compiling but
- * don't do anything */
-#define CPU_FTR_SLB                     ASM_CONST(0x0)
-#define CPU_FTR_16M_PAGE                ASM_CONST(0x0)
-#define CPU_FTR_TLBIEL                  ASM_CONST(0x0)
-#define CPU_FTR_NOEXECUTE               ASM_CONST(0x0)
-#define CPU_FTR_IABR                    ASM_CONST(0x0)
-#define CPU_FTR_MMCRA                   ASM_CONST(0x0)
-#define CPU_FTR_CTRL                    ASM_CONST(0x0)
-#define CPU_FTR_SMT                     ASM_CONST(0x0)
-#define CPU_FTR_COHERENT_ICACHE         ASM_CONST(0x0)
-#define CPU_FTR_LOCKLESS_TLBIE          ASM_CONST(0x0)
-#define CPU_FTR_MMCRA_SIHV              ASM_CONST(0x0)
-#define CPU_FTR_CI_LARGE_PAGE           ASM_CONST(0x0)
-#define CPU_FTR_PURR                    ASM_CONST(0x0)
+#define LONG_ASM_CONST(x)               0
 #endif
 
+#define CPU_FTR_SLB                     LONG_ASM_CONST(0x0000000100000000)
+#define CPU_FTR_16M_PAGE                LONG_ASM_CONST(0x0000000200000000)
+#define CPU_FTR_TLBIEL                  LONG_ASM_CONST(0x0000000400000000)
+#define CPU_FTR_NOEXECUTE               LONG_ASM_CONST(0x0000000800000000)
+#define CPU_FTR_IABR                    LONG_ASM_CONST(0x0000002000000000)
+#define CPU_FTR_MMCRA                   LONG_ASM_CONST(0x0000004000000000)
+#define CPU_FTR_CTRL                    LONG_ASM_CONST(0x0000008000000000)
+#define CPU_FTR_SMT                     LONG_ASM_CONST(0x0000010000000000)
+#define CPU_FTR_COHERENT_ICACHE         LONG_ASM_CONST(0x0000020000000000)
+#define CPU_FTR_LOCKLESS_TLBIE          LONG_ASM_CONST(0x0000040000000000)
+#define CPU_FTR_CI_LARGE_PAGE           LONG_ASM_CONST(0x0000100000000000)
+#define CPU_FTR_PAUSE_ZERO              LONG_ASM_CONST(0x0000200000000000)
+#define CPU_FTR_PURR                    LONG_ASM_CONST(0x0000400000000000)
+
 #ifndef __ASSEMBLY__
 
 #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
@@ -192,92 +194,95 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
 #define CPU_FTRS_603    (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
-            CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 #define CPU_FTRS_604    (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
-            CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
+            CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
+            CPU_FTR_PPC_LE)
 #define CPU_FTRS_740_NOTAU      (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
-            CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 #define CPU_FTRS_740    (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
-            CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+            CPU_FTR_PPC_LE)
 #define CPU_FTRS_750    (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
-            CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
+            CPU_FTR_PPC_LE)
 #define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
             CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
-            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
+            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
 #define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
             CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
-            CPU_FTR_NO_DPM)
+            CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
 #define CPU_FTRS_750FX  (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
             CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
-            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
+            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
 #define CPU_FTRS_750GX  (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
             CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
-            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
+            CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7400_NOTAU     (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
             CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
-            CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7400   (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
             CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
-            CPU_FTR_MAYBE_CAN_NAP)
+            CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7450_20        (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7450_21        (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7450_23        (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
-            CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7455_20        (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
-            CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7455   (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7447_10        (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
-            CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7447   (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_7447A  (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | \
             CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
             CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
-            CPU_FTR_NEED_COHERENT)
+            CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
 #define CPU_FTRS_82XX   (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
 #define CPU_FTRS_G2_LE  (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
@@ -287,13 +292,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
             CPU_FTR_COMMON)
 #define CPU_FTRS_CLASSIC32      (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
             CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
-#define CPU_FTRS_POWER3_32      (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
-            CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
-#define CPU_FTRS_POWER4_32      (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
-            CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
-#define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
-            CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
-            CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
 #define CPU_FTRS_8XX    (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
 #define CPU_FTRS_40X    (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
             CPU_FTR_NODSISRALIGN)
@@ -307,7 +305,7 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTRS_GENERIC_32     (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
 #ifdef __powerpc64__
 #define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
-            CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
+            CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
 #define CPU_FTRS_RS64   (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
             CPU_FTR_MMCRA | CPU_FTR_CTRL)
@@ -320,16 +318,16 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
             CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
             CPU_FTR_MMCRA | CPU_FTR_SMT | \
             CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
-            CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
+            CPU_FTR_PURR)
 #define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
             CPU_FTR_MMCRA | CPU_FTR_SMT | \
             CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
-            CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE)
+            CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_REAL_LE)
 #define CPU_FTRS_CELL   (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
             CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
-            CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
+            CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE)
 #define CPU_FTRS_COMPATIBLE     (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
             CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
 #endif
@@ -354,12 +352,6 @@ enum {
 #else
             CPU_FTRS_GENERIC_32 |
 #endif
-#ifdef CONFIG_PPC64BRIDGE
-            CPU_FTRS_POWER3_32 |
-#endif
-#ifdef CONFIG_POWER4
-            CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
-#endif
 #ifdef CONFIG_8xx
             CPU_FTRS_8XX |
 #endif
@@ -399,12 +391,6 @@ enum {
 #else
             CPU_FTRS_GENERIC_32 &
 #endif
-#ifdef CONFIG_PPC64BRIDGE
-            CPU_FTRS_POWER3_32 &
-#endif
-#ifdef CONFIG_POWER4
-            CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
-#endif
 #ifdef CONFIG_8xx
             CPU_FTRS_8XX &
 #endif