Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (67 commits)
  [PATCH] powerpc: Remove oprofile spinlock backtrace code
  [PATCH] powerpc: Add oprofile calltrace support to all powerpc cpus
  [PATCH] powerpc: Add oprofile calltrace support
  [PATCH] for_each_possible_cpu: ppc
  [PATCH] for_each_possible_cpu: powerpc
  [PATCH] lock PTE before updating it in 440/BookE page fault handler
  [PATCH] powerpc: Kill _machine and hard-coded platform numbers
  ppc: Fix compile error in arch/ppc/lib/strcase.c
  [PATCH] git-powerpc: WARN was a dumb idea
  [PATCH] powerpc: a couple of trivial compile warning fixes
  powerpc: remove OCP references
  powerpc: Make uImage default build output for MPC8540 ADS
  powerpc: move math-emu over to arch/powerpc
  powerpc: use memparse() for mem= command line parsing
  ppc: fix strncasecmp prototype
  [PATCH] powerpc: make ISA floppies work again
  [PATCH] powerpc: Fix some initcall return values
  [PATCH] powerpc: Workaround for pSeries RTAS bug
  [PATCH] spufs: fix __init/__exit annotations
  [PATCH] powerpc: add hvc backend for rtas
  ...

19 files changed, 334 insertions, 279 deletions

diff --git a/include/asm-powerpc/bug.h b/include/asm-powerpc/bug.h
index 99817a802ca..f44b529e329 100644
--- a/include/asm-powerpc/bug.h
+++ b/include/asm-powerpc/bug.h
@@ -30,34 +30,60 @@ struct bug_entry *find_bug(unsigned long bugaddr);
 
 #ifdef CONFIG_BUG
 
+/*
+ * BUG_ON() and WARN_ON() do their best to cooperate with compile-time
+ * optimisations. However depending on the complexity of the condition
+ * some compiler versions may not produce optimal results.
+ */
+
 #define BUG() do {							 \
 	__asm__ __volatile__(						 \
 		"1:	twi 31,0,0\n"					 \
 		".section __bug_table,\"a\"\n"				 \
-		"\t"PPC_LONG"	1b,%0,%1,%2\n"			 \
+		"\t"PPC_LONG"	1b,%0,%1,%2\n"				 \
 		".previous"						 \
 		: : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \
 } while (0)
 
 #define BUG_ON(x) do {						\
-	__asm__ __volatile__(					\
+	if (__builtin_constant_p(x)) {				\
+		if (x)						\
+			BUG();					\
+	} else {						\
+		__asm__ __volatile__(				\
 		"1:	"PPC_TLNEI"	%0,0\n"			\
 		".section __bug_table,\"a\"\n"			\
-		"\t"PPC_LONG"	1b,%1,%2,%3\n"		\
+		"\t"PPC_LONG"	1b,%1,%2,%3\n"			\
 		".previous"					\
 		: : "r" ((long)(x)), "i" (__LINE__),		\
 		    "i" (__FILE__), "i" (__FUNCTION__));	\
+	}							\
 } while (0)
 
-#define WARN_ON(x) do {						\
+#define __WARN() do {						\
 	__asm__ __volatile__(					\
+		"1:	twi 31,0,0\n"				\
+		".section __bug_table,\"a\"\n"			\
+		"\t"PPC_LONG"	1b,%0,%1,%2\n"			\
+		".previous"					\
+		: : "i" (__LINE__ + BUG_WARNING_TRAP),		\
+		    "i" (__FILE__), "i" (__FUNCTION__));	\
+} while (0)
+
+#define WARN_ON(x) do {						\
+	if (__builtin_constant_p(x)) {				\
+		if (x)						\
+			__WARN();				\
+	} else {						\
+		__asm__ __volatile__(				\
 		"1:	"PPC_TLNEI"	%0,0\n"			\
 		".section __bug_table,\"a\"\n"			\
-		"\t"PPC_LONG"	1b,%1,%2,%3\n"		\
+		"\t"PPC_LONG"	1b,%1,%2,%3\n"			\
 		".previous"					\
 		: : "r" ((long)(x)),				\
 		    "i" (__LINE__ + BUG_WARNING_TRAP),		\
 		    "i" (__FILE__), "i" (__FUNCTION__));	\
+	}							\
 } while (0)
 
 #define HAVE_ARCH_BUG
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index fe45f6f3a4b..4321483cce5 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -188,153 +188,154 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 		     !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
 		     !defined(CONFIG_BOOKE))
 
-enum {
-	CPU_FTRS_PPC601 = CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE,
-	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_FTRS_604 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE,
-	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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_FTRS_82XX = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB,
-	CPU_FTRS_G2_LE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
-	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
-	CPU_FTRS_E300 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
-	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS |
-	    CPU_FTR_COMMON,
-	CPU_FTRS_CLASSIC32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
-	CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
-	CPU_FTRS_POWER4_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN,
-	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,
-	CPU_FTRS_8XX = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-	CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_NODSISRALIGN,
-	CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_NODSISRALIGN,
-	CPU_FTRS_E200 = CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN,
-	CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_NODSISRALIGN,
-	CPU_FTRS_E500_2 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN,
-	CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN,
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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)
+#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 | \
+	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
+#define CPU_FTRS_E300	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
+	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
+	    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)
+#define CPU_FTRS_44X	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E200	(CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E500	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_E500_2	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
+#define CPU_FTRS_GENERIC_32	(CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
 #ifdef __powerpc64__
-	CPU_FTRS_POWER3 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,
-	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,
-	CPU_FTRS_POWER4 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA,
-	CPU_FTRS_PPC970 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 |
-	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA,
-	CPU_FTRS_POWER5 = 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_MMCRA_SIHV | CPU_FTR_PURR,
-	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_FTRS_COMPATIBLE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2,
+#define CPU_FTRS_POWER3	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
+#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)
+#define CPU_FTRS_POWER4	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
+#define CPU_FTRS_PPC970	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
+	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
+#define CPU_FTRS_POWER5	(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_MMCRA_SIHV | CPU_FTR_PURR)
+#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)
+#define CPU_FTRS_COMPATIBLE	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
+	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
 #endif
 
-	CPU_FTRS_POSSIBLE =
 #ifdef __powerpc64__
-	    CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |
-	    CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_CELL |
-            CPU_FTR_CI_LARGE_PAGE |
+#define CPU_FTRS_POSSIBLE	\
+	    (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |	\
+	    CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_CELL |	\
+            CPU_FTR_CI_LARGE_PAGE)
 #else
+enum {
+	CPU_FTRS_POSSIBLE =
 #if CLASSIC_PPC
 	    CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
 	    CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
@@ -368,14 +369,18 @@ enum {
 #ifdef CONFIG_E500
 	    CPU_FTRS_E500 | CPU_FTRS_E500_2 |
 #endif
-#endif /* __powerpc64__ */
 	    0,
+};
+#endif /* __powerpc64__ */
 
-	CPU_FTRS_ALWAYS =
 #ifdef __powerpc64__
-	    CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &
-	    CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_CELL &
+#define CPU_FTRS_ALWAYS		\
+	    (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &	\
+	    CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_CELL &	\
+	    CPU_FTRS_POSSIBLE)
 #else
+enum {
+	CPU_FTRS_ALWAYS =
 #if CLASSIC_PPC
 	    CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
 	    CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
@@ -409,9 +414,9 @@ enum {
 #ifdef CONFIG_E500
 	    CPU_FTRS_E500 & CPU_FTRS_E500_2 &
 #endif
-#endif /* __powerpc64__ */
 	    CPU_FTRS_POSSIBLE,
 };
+#endif /* __powerpc64__ */
 
 static inline int cpu_has_feature(unsigned long feature)
 {
diff --git a/include/asm-powerpc/firmware.h b/include/asm-powerpc/firmware.h
index ce3788224ed..77069df92bf 100644
--- a/include/asm-powerpc/firmware.h
+++ b/include/asm-powerpc/firmware.h
@@ -82,13 +82,11 @@ enum {
 /* This is used to identify firmware features which are available
  * to the kernel.
  */
-extern unsigned long	ppc64_firmware_features;
+extern unsigned long	powerpc_firmware_features;
 
-static inline unsigned long firmware_has_feature(unsigned long feature)
-{
-	return (FW_FEATURE_ALWAYS & feature) ||
-		(FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
-}
+#define firmware_has_feature(feature)					\
+	((FW_FEATURE_ALWAYS & (feature)) ||				\
+		(FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature)))
 
 extern void system_reset_fwnmi(void);
 extern void machine_check_fwnmi(void);
diff --git a/include/asm-powerpc/floppy.h b/include/asm-powerpc/floppy.h
index e258778ca42..608164c39ef 100644
--- a/include/asm-powerpc/floppy.h
+++ b/include/asm-powerpc/floppy.h
@@ -35,6 +35,7 @@
 #ifdef CONFIG_PCI
 
 #include <linux/pci.h>
+#include <asm/ppc-pci.h>	/* for ppc64_isabridge_dev */
 
 #define fd_dma_setup(addr,size,mode,io) powerpc_fd_dma_setup(addr,size,mode,io)
 
@@ -52,12 +53,12 @@ static __inline__ int powerpc_fd_dma_setup(char *addr, unsigned long size,
 	if (bus_addr 
 	    && (addr != prev_addr || size != prev_size || dir != prev_dir)) {
 		/* different from last time -- unmap prev */
-		pci_unmap_single(NULL, bus_addr, prev_size, prev_dir);
+		pci_unmap_single(ppc64_isabridge_dev, bus_addr, prev_size, prev_dir);
 		bus_addr = 0;
 	}
 
 	if (!bus_addr)	/* need to map it */
-		bus_addr = pci_map_single(NULL, addr, size, dir);
+		bus_addr = pci_map_single(ppc64_isabridge_dev, addr, size, dir);
 
 	/* remember this one as prev */
 	prev_addr = addr;
diff --git a/include/asm-powerpc/hvcall.h b/include/asm-powerpc/hvcall.h
index 38ca9ad6110..b72c04f3f55 100644
--- a/include/asm-powerpc/hvcall.h
+++ b/include/asm-powerpc/hvcall.h
@@ -9,6 +9,7 @@
 #define H_Closed	2	/* Resource closed */
 #define H_Constrained	4	/* Resource request constrained to max allowed */
 #define H_InProgress   14	/* Kind of like busy */
+#define H_Pending      17	/* returned from H_POLL_PENDING */
 #define H_Continue     18	/* Returned from H_Join on success */
 #define H_LongBusyStartRange   9900  /* Start of long busy range */
 #define H_LongBusyOrder1msec   9900  /* Long busy, hint that 1msec is a good time to retry */
diff --git a/include/asm-powerpc/hvconsole.h b/include/asm-powerpc/hvconsole.h
index 34daf7b9b62..35ea69e8121 100644
--- a/include/asm-powerpc/hvconsole.h
+++ b/include/asm-powerpc/hvconsole.h
@@ -24,28 +24,18 @@
 #ifdef __KERNEL__
 
 /*
- * This is the max number of console adapters that can/will be found as
- * console devices on first stage console init.  Any number beyond this range
- * can't be used as a console device but is still a valid tty device.
+ * PSeries firmware will only send/recv up to 16 bytes of character data per
+ * hcall.
  */
-#define MAX_NR_HVC_CONSOLES	16
+#define MAX_VIO_PUT_CHARS	16
+#define SIZE_VIO_GET_CHARS	16
 
-/* implemented by a low level driver */
-struct hv_ops {
-	int (*get_chars)(uint32_t vtermno, char *buf, int count);
-	int (*put_chars)(uint32_t vtermno, const char *buf, int count);
-};
+/*
+ * Vio firmware always attempts to fetch MAX_VIO_GET_CHARS chars.  The 'count'
+ * parm is included to conform to put_chars() function pointer template
+ */
 extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
 extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
 
-struct hvc_struct;
-
-/* Register a vterm and a slot index for use as a console (console_init) */
-extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops);
-/* register a vterm for hvc tty operation (module_init or hotplug add) */
-extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq,
-						 struct hv_ops *ops);
-/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */
-extern int __devexit hvc_remove(struct hvc_struct *hp);
 #endif /* __KERNEL__ */
 #endif /* _PPC64_HVCONSOLE_H */
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 5348b820788..5ed84768075 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -47,6 +47,7 @@ struct smp_ops_t {
 #endif
 
 struct machdep_calls {
+	char		*name;
 #ifdef CONFIG_PPC64
 	void            (*hpte_invalidate)(unsigned long slot,
 					   unsigned long va,
@@ -85,9 +86,9 @@ struct machdep_calls {
 	void		(*iommu_dev_setup)(struct pci_dev *dev);
 	void		(*iommu_bus_setup)(struct pci_bus *bus);
 	void		(*irq_bus_setup)(struct pci_bus *bus);
-#endif
+#endif /* CONFIG_PPC64 */
 
-	int		(*probe)(int platform);
+	int		(*probe)(void);
 	void		(*setup_arch)(void);
 	void		(*init_early)(void);
 	/* Optional, may be NULL. */
@@ -158,6 +159,12 @@ struct machdep_calls {
 	/* Idle loop for this platform, leave empty for default idle loop */
 	void		(*idle_loop)(void);
 
+	/*
+	 * Function for waiting for work with reduced power in idle loop;
+	 * called with interrupts disabled.
+	 */
+	void		(*power_save)(void);
+
 	/* Function to enable performance monitor counters for this
 	   platform, called once per cpu. */
 	void		(*enable_pmcs)(void);
@@ -170,13 +177,6 @@ struct machdep_calls {
 	   May be NULL. */
 	void		(*init)(void);
 
-	void		(*idle)(void);
-	void		(*power_save)(void);
-
-	void		(*heartbeat)(void);
-	unsigned long	heartbeat_reset;
-	unsigned long	heartbeat_count;
-
 	void		(*setup_io_mappings)(void);
 
 	void		(*early_serial_map)(void);
@@ -208,8 +208,6 @@ struct machdep_calls {
 	/* Called at then very end of pcibios_init() */
 	void (*pcibios_after_init)(void);
 
-	/* this is for modules, since _machine can be a define -- Cort */
-	int ppc_machine;
 #endif /* CONFIG_PPC32 */
 
 	/* Called to shutdown machine specific hardware not already controlled
@@ -242,10 +240,29 @@ struct machdep_calls {
 #endif /* CONFIG_KEXEC */
 };
 
-extern void default_idle(void);
-extern void native_idle(void);
+extern void power4_idle(void);
+extern void ppc6xx_idle(void);
 
+/*
+ * ppc_md contains a copy of the machine description structure for the
+ * current platform. machine_id contains the initial address where the
+ * description was found during boot.
+ */
 extern struct machdep_calls ppc_md;
+extern struct machdep_calls *machine_id;
+
+#define __machine_desc __attribute__ ((__section__ (".machine.desc")))
+
+#define define_machine(name) struct machdep_calls mach_##name __machine_desc =
+#define machine_is(name) \
+	({ \
+		extern struct machdep_calls mach_##name \
+			__attribute__((weak));		 \
+		machine_id == &mach_##name; \
+	})
+
+extern void probe_machine(void);
+
 extern char cmd_line[COMMAND_LINE_SIZE];
 
 #ifdef CONFIG_PPC_PMAC
diff --git a/include/asm-powerpc/oprofile_impl.h b/include/asm-powerpc/oprofile_impl.h
index 338e6a7cff4..5b33994cd48 100644
--- a/include/asm-powerpc/oprofile_impl.h
+++ b/include/asm-powerpc/oprofile_impl.h
@@ -17,9 +17,6 @@
 
 /* Per-counter configuration as set via oprofilefs.  */
 struct op_counter_config {
-#ifdef __powerpc64__
-	unsigned long valid;
-#endif
 	unsigned long enabled;
 	unsigned long event;
 	unsigned long count;
@@ -38,9 +35,6 @@ struct op_system_config {
 #endif
 	unsigned long enable_kernel;
 	unsigned long enable_user;
-#ifdef CONFIG_PPC64
-	unsigned long backtrace_spinlocks;
-#endif
 };
 
 /* Per-arch configuration */
@@ -56,17 +50,12 @@ struct op_powerpc_model {
 	int num_counters;
 };
 
-#ifdef CONFIG_FSL_BOOKE
 extern struct op_powerpc_model op_model_fsl_booke;
-#else /* Otherwise, it's classic */
-
-#ifdef CONFIG_PPC64
 extern struct op_powerpc_model op_model_rs64;
 extern struct op_powerpc_model op_model_power4;
-
-#else /* Otherwise, CONFIG_PPC32 */
 extern struct op_powerpc_model op_model_7450;
-#endif
+
+#ifndef CONFIG_FSL_BOOKE
 
 /* All the classic PPC parts use these */
 static inline unsigned int ctr_read(unsigned int i)
@@ -134,5 +123,7 @@ static inline void ctr_write(unsigned int i, unsigned int val)
 }
 #endif /* !CONFIG_FSL_BOOKE */
 
+extern void op_powerpc_backtrace(struct pt_regs * const regs, unsigned int depth);
+
 #endif /* __KERNEL__ */
 #endif /* _ASM_POWERPC_OPROFILE_IMPL_H */
diff --git a/include/asm-powerpc/paca.h b/include/asm-powerpc/paca.h
index 4465b95ebef..706325f99a8 100644
--- a/include/asm-powerpc/paca.h
+++ b/include/asm-powerpc/paca.h
@@ -105,5 +105,7 @@ struct paca_struct {
 
 extern struct paca_struct paca[];
 
+void setup_boot_paca(void);
+
 #endif /* __KERNEL__ */
 #endif /* _ASM_POWERPC_PACA_H */
diff --git a/include/asm-powerpc/percpu.h b/include/asm-powerpc/percpu.h
index 464301cd0d0..184a7a4d2fd 100644
--- a/include/asm-powerpc/percpu.h
+++ b/include/asm-powerpc/percpu.h
@@ -27,7 +27,7 @@
 #define percpu_modcopy(pcpudst, src, size)			\
 do {								\
 	unsigned int __i;					\
-	for_each_cpu(__i)					\
+	for_each_possible_cpu(__i)				\
 		memcpy((pcpudst)+__per_cpu_offset(__i),		\
 		       (src), (size));				\
 } while (0)
diff --git a/include/asm-powerpc/pmac_feature.h b/include/asm-powerpc/pmac_feature.h
index 3221628130c..d3599cc9aa7 100644
--- a/include/asm-powerpc/pmac_feature.h
+++ b/include/asm-powerpc/pmac_feature.h
@@ -305,7 +305,7 @@ extern void pmac_feature_init(void);
 extern void pmac_set_early_video_resume(void (*proc)(void *data), void *data);
 extern void pmac_call_early_video_resume(void);
 
-#define PMAC_FTR_DEF(x) ((_MACH_Pmac << 16) | (x))
+#define PMAC_FTR_DEF(x) ((0x6660000) | (x))
 
 /* The AGP driver registers itself here */
 extern void pmac_register_agp_pm(struct pci_dev *bridge,
diff --git a/include/asm-powerpc/processor.h b/include/asm-powerpc/processor.h
index 1c64a211cf1..93f83efeb31 100644
--- a/include/asm-powerpc/processor.h
+++ b/include/asm-powerpc/processor.h
@@ -22,22 +22,6 @@
  * -- BenH.
  */
 
-/* Platforms codes (to be obsoleted) */
-#define PLATFORM_PSERIES	0x0100
-#define PLATFORM_PSERIES_LPAR	0x0101
-#define PLATFORM_ISERIES_LPAR	0x0201
-#define PLATFORM_LPAR		0x0001
-#define PLATFORM_POWERMAC	0x0400
-#define PLATFORM_MAPLE		0x0500
-#define PLATFORM_PREP		0x0600
-#define PLATFORM_CHRP		0x0700
-#define PLATFORM_CELL		0x1000
-
-/* Compat platform codes for 32 bits */
-#define _MACH_prep	PLATFORM_PREP
-#define _MACH_Pmac	PLATFORM_POWERMAC
-#define _MACH_chrp	PLATFORM_CHRP
-
 /* PREP sub-platform types see residual.h for these */
 #define _PREP_Motorola	0x01	/* motorola prep */
 #define _PREP_Firm	0x02	/* firmworks prep */
@@ -49,18 +33,14 @@
 #define _CHRP_IBM	0x05	/* IBM chrp, the longtrail and longtrail 2 */
 #define _CHRP_Pegasos	0x06	/* Genesi/bplan's Pegasos and Pegasos2 */
 
-#ifdef __KERNEL__
-#define platform_is_pseries()	(_machine == PLATFORM_PSERIES || \
-				 _machine == PLATFORM_PSERIES_LPAR)
+#if defined(__KERNEL__) && defined(CONFIG_PPC32)
 
-#if defined(CONFIG_PPC_MULTIPLATFORM)
-extern int _machine;
+extern int _chrp_type;
 
-#ifdef CONFIG_PPC32
+#ifdef CONFIG_PPC_PREP
 
 /* what kind of prep workstation we are */
 extern int _prep_type;
-extern int _chrp_type;
 
 /*
  * This is used to identify the board type from a given PReP board
@@ -70,17 +50,14 @@ extern int _chrp_type;
 extern unsigned char ucBoardRev;
 extern unsigned char ucBoardRevMaj, ucBoardRevMin;
 
-#endif /* CONFIG_PPC32 */
+#endif /* CONFIG_PPC_PREP */
 
-#elif defined(CONFIG_PPC_ISERIES)
-/*
- * iSeries is soon to become MULTIPLATFORM hopefully ...
- */
-#define _machine PLATFORM_ISERIES_LPAR
-#else
+#ifndef CONFIG_PPC_MULTIPLATFORM
 #define _machine 0
 #endif /* CONFIG_PPC_MULTIPLATFORM */
-#endif /* __KERNEL__ */
+
+#endif /* defined(__KERNEL__) && defined(CONFIG_PPC32) */
+
 /*
  * Default implementation of macro that returns current
  * instruction pointer ("program counter").
@@ -251,6 +228,10 @@ static inline unsigned long __pack_fe01(unsigned int fpmode)
 #define cpu_relax()	barrier()
 #endif
 
+/* Check that a certain kernel stack pointer is valid in task_struct p */
+int validate_sp(unsigned long sp, struct task_struct *p,
+                       unsigned long nbytes);
+
 /*
  * Prefetch macros.
  */
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
index 782e13a070a..97ef1cd71a4 100644
--- a/include/asm-powerpc/prom.h
+++ b/include/asm-powerpc/prom.h
@@ -149,12 +149,14 @@ extern struct device_node *of_node_get(struct device_node *node);
 extern void of_node_put(struct device_node *node);
 
 /* For scanning the flat device-tree at boot time */
-int __init of_scan_flat_dt(int (*it)(unsigned long node,
-				     const char *uname, int depth,
-				     void *data),
-			   void *data);
-void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
-				 unsigned long *size);
+extern int __init of_scan_flat_dt(int (*it)(unsigned long node,
+					    const char *uname, int depth,
+					    void *data),
+				  void *data);
+extern void* __init of_get_flat_dt_prop(unsigned long node, const char *name,
+					unsigned long *size);
+extern int __init of_flat_dt_is_compatible(unsigned long node, const char *name);
+extern unsigned long __init of_get_flat_dt_root(void);
 
 /* For updating the device tree at runtime */
 extern void of_attach_node(struct device_node *);
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 72bfe3af046..bd467bf5cf5 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -622,6 +622,10 @@ extern void ppc64_runlatch_off(void);
 extern unsigned long scom970_read(unsigned int address);
 extern void scom970_write(unsigned int address, unsigned long value);
 
+#else
+#define ppc64_runlatch_on()
+#define ppc64_runlatch_off()
+
 #endif /* CONFIG_PPC64 */
 
 #define __get_SP()	({unsigned long sp; \
diff --git a/include/asm-powerpc/smp.h b/include/asm-powerpc/smp.h
index 98581e5a827..4a716f707cf 100644
--- a/include/asm-powerpc/smp.h
+++ b/include/asm-powerpc/smp.h
@@ -29,7 +29,6 @@
 #endif
 
 extern int boot_cpuid;
-extern int boot_cpuid_phys;
 
 extern void cpu_die(void);
 
@@ -99,6 +98,7 @@ extern void smp_release_cpus(void);
 #else
 /* 32-bit */
 #ifndef CONFIG_SMP
+extern int boot_cpuid_phys;
 #define get_hard_smp_processor_id(cpu) 	boot_cpuid_phys
 #define set_hard_smp_processor_id(cpu, phys)
 #endif
diff --git a/include/asm-powerpc/spu.h b/include/asm-powerpc/spu.h
index 38bacf2f6e0..f431d8b0b65 100644
--- a/include/asm-powerpc/spu.h
+++ b/include/asm-powerpc/spu.h
@@ -110,6 +110,7 @@ struct spu {
 	char *name;
 	unsigned long local_store_phys;
 	u8 *local_store;
+	unsigned long problem_phys;
 	struct spu_problem __iomem *problem;
 	struct spu_priv1 __iomem *priv1;
 	struct spu_priv2 __iomem *priv2;
@@ -137,6 +138,7 @@ struct spu {
 	void (* wbox_callback)(struct spu *spu);
 	void (* ibox_callback)(struct spu *spu);
 	void (* stop_callback)(struct spu *spu);
+	void (* mfc_callback)(struct spu *spu);
 
 	char irq_c0[8];
 	char irq_c1[8];
@@ -149,6 +151,14 @@ int spu_irq_class_0_bottom(struct spu *spu);
 int spu_irq_class_1_bottom(struct spu *spu);
 void spu_irq_setaffinity(struct spu *spu, int cpu);
 
+/* system callbacks from the SPU */
+struct spu_syscall_block {
+	u64 nr_ret;
+	u64 parm[6];
+};
+extern long spu_sys_callback(struct spu_syscall_block *s);
+
+/* syscalls implemented in spufs */
 extern struct spufs_calls {
 	asmlinkage long (*create_thread)(const char __user *name,
 					unsigned int flags, mode_t mode);
@@ -399,7 +409,6 @@ struct spu_priv1 {
 #define SPU_GET_REVISION_BITS(vr)	(vr & SPU_REVISION_BITS)
 	u8  pad_0x28_0x100[0x100 - 0x28];			/* 0x28 */
 
-
 	/* Interrupt Area */
 	u64 int_mask_RW[3];					/* 0x100 */
 #define CLASS0_ENABLE_DMA_ALIGNMENT_INTR		0x1L
diff --git a/include/asm-powerpc/syscalls.h b/include/asm-powerpc/syscalls.h
new file mode 100644
index 00000000000..c2fe79d4f90
--- /dev/null
+++ b/include/asm-powerpc/syscalls.h
@@ -0,0 +1,58 @@
+#ifndef __ASM_POWERPC_SYSCALLS_H
+#define __ASM_POWERPC_SYSCALLS_H
+#ifdef __KERNEL__
+
+#include <linux/compiler.h>
+#include <linux/linkage.h>
+#include <linux/types.h>
+#include <asm/signal.h>
+
+struct new_utsname;
+struct pt_regs;
+struct rtas_args;
+struct sigaction;
+
+asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len,
+		unsigned long prot, unsigned long flags,
+		unsigned long fd, off_t offset);
+asmlinkage unsigned long sys_mmap2(unsigned long addr, size_t len,
+		unsigned long prot, unsigned long flags,
+		unsigned long fd, unsigned long pgoff);
+asmlinkage int sys_execve(unsigned long a0, unsigned long a1,
+		unsigned long a2, unsigned long a3, unsigned long a4,
+		unsigned long a5, struct pt_regs *regs);
+asmlinkage int sys_clone(unsigned long clone_flags, unsigned long usp,
+		int __user *parent_tidp, void __user *child_threadptr,
+		int __user *child_tidp, int p6, struct pt_regs *regs);
+asmlinkage int sys_fork(unsigned long p1, unsigned long p2,
+		unsigned long p3, unsigned long p4, unsigned long p5,
+		unsigned long p6, struct pt_regs *regs);
+asmlinkage int sys_vfork(unsigned long p1, unsigned long p2,
+		unsigned long p3, unsigned long p4, unsigned long p5,
+		unsigned long p6, struct pt_regs *regs);
+asmlinkage int sys_pipe(int __user *fildes);
+asmlinkage long sys_rt_sigaction(int sig,
+		const struct sigaction __user *act,
+		struct sigaction __user *oact, size_t sigsetsize);
+asmlinkage int sys_ipc(uint call, int first, unsigned long second,
+		long third, void __user *ptr, long fifth);
+asmlinkage long ppc64_personality(unsigned long personality);
+asmlinkage int ppc_rtas(struct rtas_args __user *uargs);
+asmlinkage time_t sys64_time(time_t __user * tloc);
+asmlinkage long ppc_newuname(struct new_utsname __user * name);
+
+asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset,
+		size_t sigsetsize);
+
+#ifndef __powerpc64__
+asmlinkage long sys_sigaltstack(const stack_t __user *uss,
+		stack_t __user *uoss, int r5, int r6, int r7, int r8,
+		struct pt_regs *regs);
+#else /* __powerpc64__ */
+asmlinkage long sys_sigaltstack(const stack_t __user *uss,
+		stack_t __user *uoss, unsigned long r5, unsigned long r6,
+		unsigned long r7, unsigned long r8, struct pt_regs *regs);
+#endif /* __powerpc64__ */
+
+#endif /* __KERNEL__ */
+#endif /* __ASM_POWERPC_SYSCALLS_H */
diff --git a/include/asm-powerpc/unistd.h b/include/asm-powerpc/unistd.h
index 35556993f06..1e990747dce 100644
--- a/include/asm-powerpc/unistd.h
+++ b/include/asm-powerpc/unistd.h
@@ -425,6 +425,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6
 #include <linux/types.h>
 #include <linux/compiler.h>
 #include <linux/linkage.h>
+#include <asm/syscalls.h>
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
@@ -460,44 +461,10 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6
  * System call prototypes.
  */
 #ifdef __KERNEL_SYSCALLS__
-extern pid_t setsid(void);
-extern int write(int fd, const char *buf, off_t count);
-extern int read(int fd, char *buf, off_t count);
-extern off_t lseek(int fd, off_t offset, int count);
-extern int dup(int fd);
 extern int execve(const char *file, char **argv, char **envp);
-extern int open(const char *file, int flag, int mode);
-extern int close(int fd);
-extern pid_t waitpid(pid_t pid, int *wait_stat, int options);
 #endif /* __KERNEL_SYSCALLS__ */
 
 /*
- * Functions that implement syscalls.
- */
-unsigned long sys_mmap(unsigned long addr, size_t len, unsigned long prot,
-		       unsigned long flags, unsigned long fd, off_t offset);
-unsigned long sys_mmap2(unsigned long addr, size_t len,
-			unsigned long prot, unsigned long flags,
-			unsigned long fd, unsigned long pgoff);
-struct pt_regs;
-int sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
-		unsigned long a3, unsigned long a4, unsigned long a5,
-		struct pt_regs *regs);
-int sys_clone(unsigned long clone_flags, unsigned long usp,
-		int __user *parent_tidp, void __user *child_threadptr,
-		int __user *child_tidp, int p6, struct pt_regs *regs);
-int sys_fork(unsigned long p1, unsigned long p2, unsigned long p3,
-		unsigned long p4, unsigned long p5, unsigned long p6,
-		struct pt_regs *regs);
-int sys_vfork(unsigned long p1, unsigned long p2, unsigned long p3,
-		unsigned long p4, unsigned long p5, unsigned long p6,
-		struct pt_regs *regs);
-int sys_pipe(int __user *fildes);
-struct sigaction;
-long sys_rt_sigaction(int sig, const struct sigaction __user *act,
-		      struct sigaction __user *oact, size_t sigsetsize);
-
-/*
  * "Conditional" syscalls
  *
  * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
diff --git a/include/asm-powerpc/vdso_datapage.h b/include/asm-powerpc/vdso_datapage.h
index 7aa92086c3f..8a94f0eba5e 100644
--- a/include/asm-powerpc/vdso_datapage.h
+++ b/include/asm-powerpc/vdso_datapage.h
@@ -55,6 +55,9 @@ struct vdso_data {
 		__u32 minor;		/* Minor number			0x14 */
 	} version;
 
+	/* Note about the platform flags: it now only contains the lpar
+	 * bit. The actual platform number is dead and burried
+	 */
 	__u32 platform;			/* Platform flags		0x18 */
 	__u32 processor;		/* Processor type		0x1C */
 	__u64 processorCount;		/* # of physical processors	0x20 */