Merge remote branch 'origin' into secretlab/next-spi

36 files changed, 711 insertions, 156 deletions

diff --git a/arch/powerpc/include/asm/asm-compat.h b/arch/powerpc/include/asm/asm-compat.h
index a9b91ed3d4b9..2048a6aeea91 100644
--- a/arch/powerpc/include/asm/asm-compat.h
+++ b/arch/powerpc/include/asm/asm-compat.h
@@ -21,6 +21,7 @@
 /* operations for longs and pointers */
 #define PPC_LL		stringify_in_c(ld)
 #define PPC_STL		stringify_in_c(std)
+#define PPC_STLU	stringify_in_c(stdu)
 #define PPC_LCMPI	stringify_in_c(cmpdi)
 #define PPC_LONG	stringify_in_c(.llong)
 #define PPC_LONG_ALIGN	stringify_in_c(.balign 8)
@@ -44,6 +45,7 @@
 /* operations for longs and pointers */
 #define PPC_LL		stringify_in_c(lwz)
 #define PPC_STL		stringify_in_c(stw)
+#define PPC_STLU	stringify_in_c(stwu)
 #define PPC_LCMPI	stringify_in_c(cmpwi)
 #define PPC_LONG	stringify_in_c(.long)
 #define PPC_LONG_ALIGN	stringify_in_c(.balign 4)
diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index 2c15212e1700..065c590c991d 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -85,12 +85,12 @@
 	}							\
 } while (0)
 
-#define __WARN() do {						\
+#define __WARN_TAINT(taint) do {				\
 	__asm__ __volatile__(					\
 		"1:	twi 31,0,0\n"				\
 		_EMIT_BUG_ENTRY					\
 		: : "i" (__FILE__), "i" (__LINE__),		\
-		  "i" (BUGFLAG_WARNING),			\
+		  "i" (BUGFLAG_TAINT(taint)),			\
 		  "i" (sizeof(struct bug_entry)));		\
 } while (0)
 
@@ -104,7 +104,7 @@
 		"1:	"PPC_TLNEI"	%4,0\n"			\
 		_EMIT_BUG_ENTRY					\
 		: : "i" (__FILE__), "i" (__LINE__),		\
-		  "i" (BUGFLAG_WARNING),			\
+		  "i" (BUGFLAG_TAINT(TAINT_WARN)),		\
 		  "i" (sizeof(struct bug_entry)),		\
 		  "r" (__ret_warn_on));				\
 	}							\
diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index 81de6eb3455d..725634fc18c6 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -12,8 +12,12 @@
 #define L1_CACHE_SHIFT		6
 #define MAX_COPY_PREFETCH	4
 #elif defined(CONFIG_PPC32)
-#define L1_CACHE_SHIFT		5
 #define MAX_COPY_PREFETCH	4
+#if defined(CONFIG_PPC_47x)
+#define L1_CACHE_SHIFT		7
+#else
+#define L1_CACHE_SHIFT		5
+#endif
 #else /* CONFIG_PPC64 */
 #define L1_CACHE_SHIFT		7
 #endif
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index abb833b0e58f..e3cba4e1eb34 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -72,6 +72,7 @@ extern int machine_check_4xx(struct pt_regs *regs);
 extern int machine_check_440A(struct pt_regs *regs);
 extern int machine_check_e500(struct pt_regs *regs);
 extern int machine_check_e200(struct pt_regs *regs);
+extern int machine_check_47x(struct pt_regs *regs);
 
 /* NOTE WELL: Update identify_cpu() if fields are added or removed! */
 struct cpu_spec {
@@ -365,6 +366,7 @@ extern const char *powerpc_base_platform;
 #define CPU_FTRS_44X	(CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_440x6	(CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \
 	    CPU_FTR_INDEXED_DCR)
+#define CPU_FTRS_47X	(CPU_FTRS_440x6)
 #define CPU_FTRS_E200	(CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
 	    CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
 	    CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE)
@@ -453,6 +455,9 @@ enum {
 #ifdef CONFIG_44x
 	    CPU_FTRS_44X | CPU_FTRS_440x6 |
 #endif
+#ifdef CONFIG_PPC_47x
+	    CPU_FTRS_47X |
+#endif
 #ifdef CONFIG_E200
 	    CPU_FTRS_E200 |
 #endif
diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h
index 6d94d27ed850..a3954e4fcbe2 100644
--- a/arch/powerpc/include/asm/device.h
+++ b/arch/powerpc/include/asm/device.h
@@ -10,9 +10,6 @@ struct dma_map_ops;
 struct device_node;
 
 struct dev_archdata {
-	/* Optional pointer to an OF device node */
-	struct device_node	*of_node;
-
 	/* DMA operations on that device */
 	struct dma_map_ops	*dma_ops;
 
@@ -30,19 +27,8 @@ struct dev_archdata {
 #endif
 };
 
-static inline void dev_archdata_set_node(struct dev_archdata *ad,
-					 struct device_node *np)
-{
-	ad->of_node = np;
-}
-
-static inline struct device_node *
-dev_archdata_get_node(const struct dev_archdata *ad)
-{
-	return ad->of_node;
-}
-
 struct pdev_archdata {
+	u64 dma_mask;
 };
 
 #endif /* _ASM_POWERPC_DEVICE_H */
diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index f0275818b95c..5119b7db3142 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -228,6 +228,7 @@
 #define H_JOIN			0x298
 #define H_VASI_STATE            0x2A4
 #define H_ENABLE_CRQ		0x2B0
+#define H_GET_EM_PARMS		0x2B8
 #define H_SET_MPP		0x2D0
 #define H_GET_MPP		0x2D4
 #define MAX_HCALL_OPCODE	H_GET_MPP
@@ -281,6 +282,7 @@ long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
  */
 #define PLPAR_HCALL9_BUFSIZE 9
 long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...);
+long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...);
 
 /* For hcall instrumentation.  One structure per-hcall, per-CPU */
 struct hcall_stats {
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index 7e06b43720d3..a6ca6da1430b 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexec.h
@@ -31,6 +31,10 @@
 #define KEXEC_ARCH KEXEC_ARCH_PPC
 #endif
 
+#define KEXEC_STATE_NONE 0
+#define KEXEC_STATE_IRQS_OFF 1
+#define KEXEC_STATE_REAL_MODE 2
+
 #ifndef __ASSEMBLY__
 #include <linux/cpumask.h>
 #include <asm/reg.h>
diff --git a/arch/powerpc/include/asm/kmap_types.h b/arch/powerpc/include/asm/kmap_types.h
index 916369575c97..bca8fdcd2542 100644
--- a/arch/powerpc/include/asm/kmap_types.h
+++ b/arch/powerpc/include/asm/kmap_types.h
@@ -26,6 +26,7 @@ enum km_type {
 	KM_SOFTIRQ1,
 	KM_PPC_SYNC_PAGE,
 	KM_PPC_SYNC_ICACHE,
+	KM_KDB,
 	KM_TYPE_NR
 };
 
diff --git a/arch/powerpc/include/asm/kvm.h b/arch/powerpc/include/asm/kvm.h
index 81f3b0b5601e..6c5547d82bbe 100644
--- a/arch/powerpc/include/asm/kvm.h
+++ b/arch/powerpc/include/asm/kvm.h
@@ -77,4 +77,14 @@ struct kvm_debug_exit_arch {
 struct kvm_guest_debug_arch {
 };
 
+#define KVM_REG_MASK		0x001f
+#define KVM_REG_EXT_MASK	0xffe0
+#define KVM_REG_GPR		0x0000
+#define KVM_REG_FPR		0x0020
+#define KVM_REG_QPR		0x0040
+#define KVM_REG_FQPR		0x0060
+
+#define KVM_INTERRUPT_SET	-1U
+#define KVM_INTERRUPT_UNSET	-2U
+
 #endif /* __LINUX_KVM_POWERPC_H */
diff --git a/arch/powerpc/include/asm/kvm_asm.h b/arch/powerpc/include/asm/kvm_asm.h
index aadf2dd6f84e..c5ea4cda34b3 100644
--- a/arch/powerpc/include/asm/kvm_asm.h
+++ b/arch/powerpc/include/asm/kvm_asm.h
@@ -88,6 +88,8 @@
 
 #define BOOK3S_HFLAG_DCBZ32			0x1
 #define BOOK3S_HFLAG_SLB			0x2
+#define BOOK3S_HFLAG_PAIRED_SINGLE		0x4
+#define BOOK3S_HFLAG_NATIVE_PS			0x8
 
 #define RESUME_FLAG_NV          (1<<0)  /* Reload guest nonvolatile state? */
 #define RESUME_FLAG_HOST        (1<<1)  /* Resume host? */
diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h
index db7db0a96967..6f74d93725a0 100644
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -22,46 +22,47 @@
 
 #include <linux/types.h>
 #include <linux/kvm_host.h>
-#include <asm/kvm_book3s_64_asm.h>
+#include <asm/kvm_book3s_asm.h>
 
 struct kvmppc_slb {
 	u64 esid;
 	u64 vsid;
 	u64 orige;
 	u64 origv;
-	bool valid;
-	bool Ks;
-	bool Kp;
-	bool nx;
-	bool large;	/* PTEs are 16MB */
-	bool tb;	/* 1TB segment */
-	bool class;
+	bool valid	: 1;
+	bool Ks		: 1;
+	bool Kp		: 1;
+	bool nx		: 1;
+	bool large	: 1;	/* PTEs are 16MB */
+	bool tb		: 1;	/* 1TB segment */
+	bool class	: 1;
 };
 
 struct kvmppc_sr {
 	u32 raw;
 	u32 vsid;
-	bool Ks;
-	bool Kp;
-	bool nx;
+	bool Ks		: 1;
+	bool Kp		: 1;
+	bool nx		: 1;
+	bool valid	: 1;
 };
 
 struct kvmppc_bat {
 	u64 raw;
 	u32 bepi;
 	u32 bepi_mask;
-	bool vs;
-	bool vp;
 	u32 brpn;
 	u8 wimg;
 	u8 pp;
+	bool vs		: 1;
+	bool vp		: 1;
 };
 
 struct kvmppc_sid_map {
 	u64 guest_vsid;
 	u64 guest_esid;
 	u64 host_vsid;
-	bool valid;
+	bool valid	: 1;
 };
 
 #define SID_MAP_BITS    9
@@ -70,7 +71,7 @@ struct kvmppc_sid_map {
 
 struct kvmppc_vcpu_book3s {
 	struct kvm_vcpu vcpu;
-	struct kvmppc_book3s_shadow_vcpu shadow_vcpu;
+	struct kvmppc_book3s_shadow_vcpu *shadow_vcpu;
 	struct kvmppc_sid_map sid_map[SID_MAP_NUM];
 	struct kvmppc_slb slb[64];
 	struct {
@@ -82,9 +83,10 @@ struct kvmppc_vcpu_book3s {
 	struct kvmppc_bat ibat[8];
 	struct kvmppc_bat dbat[8];
 	u64 hid[6];
+	u64 gqr[8];
 	int slb_nr;
+	u32 dsisr;
 	u64 sdr1;
-	u64 dsisr;
 	u64 hior;
 	u64 msr_mask;
 	u64 vsid_first;
@@ -98,15 +100,15 @@ struct kvmppc_vcpu_book3s {
 #define CONTEXT_GUEST		1
 #define CONTEXT_GUEST_END	2
 
-#define VSID_REAL	0xfffffffffff00000
-#define VSID_REAL_DR	0xffffffffffe00000
-#define VSID_REAL_IR	0xffffffffffd00000
-#define VSID_BAT	0xffffffffffc00000
-#define VSID_PR		0x8000000000000000
+#define VSID_REAL	0x1fffffffffc00000ULL
+#define VSID_BAT	0x1fffffffffb00000ULL
+#define VSID_REAL_DR	0x2000000000000000ULL
+#define VSID_REAL_IR	0x4000000000000000ULL
+#define VSID_PR		0x8000000000000000ULL
 
-extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, u64 ea, u64 ea_mask);
+extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, ulong ea, ulong ea_mask);
 extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask);
-extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, u64 pa_start, u64 pa_end);
+extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end);
 extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr);
 extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu);
 extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu);
@@ -114,11 +116,13 @@ extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte);
 extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr);
 extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu);
 extern struct kvmppc_pte *kvmppc_mmu_find_pte(struct kvm_vcpu *vcpu, u64 ea, bool data);
-extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong eaddr, int size, void *ptr, bool data);
-extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong eaddr, int size, void *ptr);
+extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data);
+extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data);
 extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec);
 extern void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat,
 			   bool upper, u32 val);
+extern void kvmppc_giveup_ext(struct kvm_vcpu *vcpu, ulong msr);
+extern int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu);
 
 extern u32 kvmppc_trampoline_lowmem;
 extern u32 kvmppc_trampoline_enter;
@@ -126,6 +130,8 @@ extern void kvmppc_rmcall(ulong srr0, ulong srr1);
 extern void kvmppc_load_up_fpu(void);
 extern void kvmppc_load_up_altivec(void);
 extern void kvmppc_load_up_vsx(void);
+extern u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst);
+extern ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst);
 
 static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu)
 {
@@ -140,7 +146,108 @@ static inline ulong dsisr(void)
 }
 
 extern void kvm_return_point(void);
+static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu);
+
+static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
+{
+	if ( num < 14 ) {
+		to_svcpu(vcpu)->gpr[num] = val;
+		to_book3s(vcpu)->shadow_vcpu->gpr[num] = val;
+	} else
+		vcpu->arch.gpr[num] = val;
+}
+
+static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num)
+{
+	if ( num < 14 )
+		return to_svcpu(vcpu)->gpr[num];
+	else
+		return vcpu->arch.gpr[num];
+}
+
+static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
+{
+	to_svcpu(vcpu)->cr = val;
+	to_book3s(vcpu)->shadow_vcpu->cr = val;
+}
+
+static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->cr;
+}
+
+static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val)
+{
+	to_svcpu(vcpu)->xer = val;
+	to_book3s(vcpu)->shadow_vcpu->xer = val;
+}
+
+static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->xer;
+}
+
+static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val)
+{
+	to_svcpu(vcpu)->ctr = val;
+}
+
+static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->ctr;
+}
+
+static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val)
+{
+	to_svcpu(vcpu)->lr = val;
+}
+
+static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->lr;
+}
+
+static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val)
+{
+	to_svcpu(vcpu)->pc = val;
+}
+
+static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->pc;
+}
+
+static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
+{
+	ulong pc = kvmppc_get_pc(vcpu);
+	struct kvmppc_book3s_shadow_vcpu *svcpu = to_svcpu(vcpu);
+
+	/* Load the instruction manually if it failed to do so in the
+	 * exit path */
+	if (svcpu->last_inst == KVM_INST_FETCH_FAILED)
+		kvmppc_ld(vcpu, &pc, sizeof(u32), &svcpu->last_inst, false);
+
+	return svcpu->last_inst;
+}
+
+static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
+{
+	return to_svcpu(vcpu)->fault_dar;
+}
+
+/* Magic register values loaded into r3 and r4 before the 'sc' assembly
+ * instruction for the OSI hypercalls */
+#define OSI_SC_MAGIC_R3			0x113724FA
+#define OSI_SC_MAGIC_R4			0x77810F9B
 
 #define INS_DCBZ			0x7c0007ec
 
+/* Also add subarch specific defines */
+
+#ifdef CONFIG_PPC_BOOK3S_32
+#include <asm/kvm_book3s_32.h>
+#else
+#include <asm/kvm_book3s_64.h>
+#endif
+
 #endif /* __ASM_KVM_BOOK3S_H__ */
diff --git a/arch/powerpc/include/asm/kvm_book3s_32.h b/arch/powerpc/include/asm/kvm_book3s_32.h
new file mode 100644
index 000000000000..de604db135f5
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_book3s_32.h
@@ -0,0 +1,42 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright SUSE Linux Products GmbH 2010
+ *
+ * Authors: Alexander Graf <agraf@suse.de>
+ */
+
+#ifndef __ASM_KVM_BOOK3S_32_H__
+#define __ASM_KVM_BOOK3S_32_H__
+
+static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu)
+{
+	return to_book3s(vcpu)->shadow_vcpu;
+}
+
+#define PTE_SIZE	12
+#define VSID_ALL	0
+#define SR_INVALID	0x00000001	/* VSID 1 should always be unused */
+#define SR_KP		0x20000000
+#define PTE_V		0x80000000
+#define PTE_SEC		0x00000040
+#define PTE_M		0x00000010
+#define PTE_R		0x00000100
+#define PTE_C		0x00000080
+
+#define SID_SHIFT	28
+#define ESID_MASK	0xf0000000
+#define VSID_MASK	0x00fffffff0000000ULL
+
+#endif /* __ASM_KVM_BOOK3S_32_H__ */
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
new file mode 100644
index 000000000000..4cadd612d575
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -0,0 +1,28 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright SUSE Linux Products GmbH 2010
+ *
+ * Authors: Alexander Graf <agraf@suse.de>
+ */
+
+#ifndef __ASM_KVM_BOOK3S_64_H__
+#define __ASM_KVM_BOOK3S_64_H__
+
+static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu)
+{
+	return &get_paca()->shadow_vcpu;
+}
+
+#endif /* __ASM_KVM_BOOK3S_64_H__ */
diff --git a/arch/powerpc/include/asm/kvm_book3s_64_asm.h b/arch/powerpc/include/asm/kvm_book3s_asm.h
index 183461b48407..36fdb3aff30b 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64_asm.h
+++ b/arch/powerpc/include/asm/kvm_book3s_asm.h
@@ -22,7 +22,7 @@
 
 #ifdef __ASSEMBLY__
 
-#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
+#ifdef CONFIG_KVM_BOOK3S_HANDLER
 
 #include <asm/kvm_asm.h>
 
@@ -55,7 +55,7 @@ kvmppc_resume_\intno:
 .macro DO_KVM intno
 .endm
 
-#endif /* CONFIG_KVM_BOOK3S_64_HANDLER */
+#endif /* CONFIG_KVM_BOOK3S_HANDLER */
 
 #else  /*__ASSEMBLY__ */
 
@@ -63,12 +63,33 @@ struct kvmppc_book3s_shadow_vcpu {
 	ulong gpr[14];
 	u32 cr;
 	u32 xer;
+
+	u32 fault_dsisr;
+	u32 last_inst;
+	ulong ctr;
+	ulong lr;
+	ulong pc;
+	ulong shadow_srr1;
+	ulong fault_dar;
+
 	ulong host_r1;
 	ulong host_r2;
 	ulong handler;
 	ulong scratch0;
 	ulong scratch1;
 	ulong vmhandler;
+	u8 in_guest;
+
+#ifdef CONFIG_PPC_BOOK3S_32
+	u32     sr[16];			/* Guest SRs */
+#endif
+#ifdef CONFIG_PPC_BOOK3S_64
+	u8 slb_max;			/* highest used guest slb entry */
+	struct  {
+		u64     esid;
+		u64     vsid;
+	} slb[64];			/* guest SLB */
+#endif
 };
 
 #endif /*__ASSEMBLY__ */
diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h
new file mode 100644
index 000000000000..9c9ba3d59b1b
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_booke.h
@@ -0,0 +1,96 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright SUSE Linux Products GmbH 2010
+ *
+ * Authors: Alexander Graf <agraf@suse.de>
+ */
+
+#ifndef __ASM_KVM_BOOKE_H__
+#define __ASM_KVM_BOOKE_H__
+
+#include <linux/types.h>
+#include <linux/kvm_host.h>
+
+static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
+{
+	vcpu->arch.gpr[num] = val;
+}
+
+static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num)
+{
+	return vcpu->arch.gpr[num];
+}
+
+static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
+{
+	vcpu->arch.cr = val;
+}
+
+static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.cr;
+}
+
+static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val)
+{
+	vcpu->arch.xer = val;
+}
+
+static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.xer;
+}
+
+static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.last_inst;
+}
+
+static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.ctr = val;
+}
+
+static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.ctr;
+}
+
+static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.lr = val;
+}
+
+static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.lr;
+}
+
+static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.pc = val;
+}
+
+static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.pc;
+}
+
+static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.fault_dear;
+}
+
+#endif /* __ASM_KVM_BOOKE_H__ */
diff --git a/arch/powerpc/include/asm/kvm_fpu.h b/arch/powerpc/include/asm/kvm_fpu.h
new file mode 100644
index 000000000000..94f05de9ad04
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_fpu.h
@@ -0,0 +1,85 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright Novell Inc. 2010
+ *
+ * Authors: Alexander Graf <agraf@suse.de>
+ */
+
+#ifndef __ASM_KVM_FPU_H__
+#define __ASM_KVM_FPU_H__
+
+#include <linux/types.h>
+
+extern void fps_fres(struct thread_struct *t, u32 *dst, u32 *src1);
+extern void fps_frsqrte(struct thread_struct *t, u32 *dst, u32 *src1);
+extern void fps_fsqrts(struct thread_struct *t, u32 *dst, u32 *src1);
+
+extern void fps_fadds(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2);
+extern void fps_fdivs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2);
+extern void fps_fmuls(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2);
+extern void fps_fsubs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2);
+
+extern void fps_fmadds(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2,
+		       u32 *src3);
+extern void fps_fmsubs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2,
+		       u32 *src3);
+extern void fps_fnmadds(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2,
+		        u32 *src3);
+extern void fps_fnmsubs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2,
+		        u32 *src3);
+extern void fps_fsel(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2,
+		     u32 *src3);
+
+#define FPD_ONE_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
+				u64 *dst, u64 *src1);
+#define FPD_TWO_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
+				u64 *dst, u64 *src1, u64 *src2);
+#define FPD_THREE_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \
+				u64 *dst, u64 *src1, u64 *src2, u64 *src3);
+
+extern void fpd_fcmpu(u64 *fpscr, u32 *cr, u64 *src1, u64 *src2);
+extern void fpd_fcmpo(u64 *fpscr, u32 *cr, u64 *src1, u64 *src2);
+
+FPD_ONE_IN(fsqrts)
+FPD_ONE_IN(frsqrtes)
+FPD_ONE_IN(fres)
+FPD_ONE_IN(frsp)
+FPD_ONE_IN(fctiw)
+FPD_ONE_IN(fctiwz)
+FPD_ONE_IN(fsqrt)
+FPD_ONE_IN(fre)
+FPD_ONE_IN(frsqrte)
+FPD_ONE_IN(fneg)
+FPD_ONE_IN(fabs)
+FPD_TWO_IN(fadds)
+FPD_TWO_IN(fsubs)
+FPD_TWO_IN(fdivs)
+FPD_TWO_IN(fmuls)
+FPD_TWO_IN(fcpsgn)
+FPD_TWO_IN(fdiv)
+FPD_TWO_IN(fadd)
+FPD_TWO_IN(fmul)
+FPD_TWO_IN(fsub)
+FPD_THREE_IN(fmsubs)
+FPD_THREE_IN(fmadds)
+FPD_THREE_IN(fnmsubs)
+FPD_THREE_IN(fnmadds)
+FPD_THREE_IN(fsel)
+FPD_THREE_IN(fmsub)
+FPD_THREE_IN(fmadd)
+FPD_THREE_IN(fnmsub)
+FPD_THREE_IN(fnmadd)
+
+#endif
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 5e5bae7e152f..0c9ad869decd 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -66,7 +66,7 @@ struct kvm_vcpu_stat {
 	u32 dec_exits;
 	u32 ext_intr_exits;
 	u32 halt_wakeup;
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_BOOK3S
 	u32 pf_storage;
 	u32 pf_instruc;
 	u32 sp_storage;
@@ -124,12 +124,12 @@ struct kvm_arch {
 };
 
 struct kvmppc_pte {
-	u64 eaddr;
+	ulong eaddr;
 	u64 vpage;
-	u64 raddr;
-	bool may_read;
-	bool may_write;
-	bool may_execute;
+	ulong raddr;
+	bool may_read		: 1;
+	bool may_write		: 1;
+	bool may_execute	: 1;
 };
 
 struct kvmppc_mmu {
@@ -145,7 +145,7 @@ struct kvmppc_mmu {
 	int  (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, struct kvmppc_pte *pte, bool data);
 	void (*reset_msr)(struct kvm_vcpu *vcpu);
 	void (*tlbie)(struct kvm_vcpu *vcpu, ulong addr, bool large);
-	int  (*esid_to_vsid)(struct kvm_vcpu *vcpu, u64 esid, u64 *vsid);
+	int  (*esid_to_vsid)(struct kvm_vcpu *vcpu, ulong esid, u64 *vsid);
 	u64  (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data);
 	bool (*is_dcbz32)(struct kvm_vcpu *vcpu);
 };
@@ -160,7 +160,7 @@ struct hpte_cache {
 struct kvm_vcpu_arch {
 	ulong host_stack;
 	u32 host_pid;
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_BOOK3S
 	ulong host_msr;
 	ulong host_r2;
 	void *host_retip;
@@ -175,7 +175,7 @@ struct kvm_vcpu_arch {
 	ulong gpr[32];
 
 	u64 fpr[32];
-	u32 fpscr;
+	u64 fpscr;
 
 #ifdef CONFIG_ALTIVEC
 	vector128 vr[32];
@@ -186,19 +186,23 @@ struct kvm_vcpu_arch {
 	u64 vsr[32];
 #endif
 
+#ifdef CONFIG_PPC_BOOK3S
+	/* For Gekko paired singles */
+	u32 qpr[32];
+#endif
+
+#ifdef CONFIG_BOOKE
 	ulong pc;
 	ulong ctr;
 	ulong lr;
 
-#ifdef CONFIG_BOOKE
 	ulong xer;
 	u32 cr;
 #endif
 
 	ulong msr;
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_BOOK3S
 	ulong shadow_msr;
-	ulong shadow_srr1;
 	ulong hflags;
 	ulong guest_owned_ext;
 #endif
@@ -253,20 +257,22 @@ struct kvm_vcpu_arch {
 	struct dentry *debugfs_exit_timing;
 #endif
 
+#ifdef CONFIG_BOOKE
 	u32 last_inst;
-#ifdef CONFIG_PPC64
-	ulong fault_dsisr;
-#endif
 	ulong fault_dear;
 	ulong fault_esr;
 	ulong queued_dear;
 	ulong queued_esr;
+#endif
 	gpa_t paddr_accessed;
 
 	u8 io_gpr; /* GPR used as IO source/target */
 	u8 mmio_is_bigendian;
+	u8 mmio_sign_extend;
 	u8 dcr_needed;
 	u8 dcr_is_write;
+	u8 osi_needed;
+	u8 osi_enabled;
 
 	u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */
 
@@ -275,7 +281,7 @@ struct kvm_vcpu_arch {
 	u64 dec_jiffies;
 	unsigned long pending_exceptions;
 
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_BOOK3S
 	struct hpte_cache hpte_cache[HPTEG_CACHE_NUM];
 	int hpte_cache_offset;
 #endif
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h
index e2642829e435..18d139ec2d22 100644
--- a/arch/powerpc/include/asm/kvm_ppc.h
+++ b/arch/powerpc/include/asm/kvm_ppc.h
@@ -30,6 +30,8 @@
 #include <linux/kvm_host.h>
 #ifdef CONFIG_PPC_BOOK3S
 #include <asm/kvm_book3s.h>
+#else
+#include <asm/kvm_booke.h>
 #endif
 
 enum emulation_result {
@@ -37,6 +39,7 @@ enum emulation_result {
 	EMULATE_DO_MMIO,      /* kvm_run filled with MMIO request */
 	EMULATE_DO_DCR,       /* kvm_run filled with DCR request */
 	EMULATE_FAIL,         /* can't emulate this instruction */
+	EMULATE_AGAIN,        /* something went wrong. go again */
 };
 
 extern int __kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu);
@@ -48,8 +51,11 @@ extern void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu);
 extern int kvmppc_handle_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
                               unsigned int rt, unsigned int bytes,
                               int is_bigendian);
+extern int kvmppc_handle_loads(struct kvm_run *run, struct kvm_vcpu *vcpu,
+                               unsigned int rt, unsigned int bytes,
+                               int is_bigendian);
 extern int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
-                               u32 val, unsigned int bytes, int is_bigendian);
+                               u64 val, unsigned int bytes, int is_bigendian);
 
 extern int kvmppc_emulate_instruction(struct kvm_run *run,
                                       struct kvm_vcpu *vcpu);
@@ -63,6 +69,7 @@ extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
 extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
 extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
 extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu);
+extern int kvmppc_mmu_init(struct kvm_vcpu *vcpu);
 extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
 extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
 extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index,
@@ -88,6 +95,8 @@ extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);
 extern void kvmppc_core_dequeue_dec(struct kvm_vcpu *vcpu);
 extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
                                        struct kvm_interrupt *irq);
+extern void kvmppc_core_dequeue_external(struct kvm_vcpu *vcpu,
+                                         struct kvm_interrupt *irq);
 
 extern int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
                                   unsigned int op, int *advance);
@@ -99,81 +108,37 @@ extern void kvmppc_booke_exit(void);
 
 extern void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu);
 
-#ifdef CONFIG_PPC_BOOK3S
-
-/* We assume we're always acting on the current vcpu */
-
-static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
-{
-	if ( num < 14 ) {
-		get_paca()->shadow_vcpu.gpr[num] = val;
-		to_book3s(vcpu)->shadow_vcpu.gpr[num] = val;
-	} else
-		vcpu->arch.gpr[num] = val;
-}
-
-static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num)
-{
-	if ( num < 14 )
-		return get_paca()->shadow_vcpu.gpr[num];
-	else
-		return vcpu->arch.gpr[num];
-}
-
-static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
-{
-	get_paca()->shadow_vcpu.cr = val;
-	to_book3s(vcpu)->shadow_vcpu.cr = val;
-}
-
-static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
-{
-	return get_paca()->shadow_vcpu.cr;
-}
-
-static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val)
-{
-	get_paca()->shadow_vcpu.xer = val;
-	to_book3s(vcpu)->shadow_vcpu.xer = val;
-}
-
-static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu)
+/*
+ * Cuts out inst bits with ordering according to spec.
+ * That means the leftmost bit is zero. All given bits are included.
+ */
+static inline u32 kvmppc_get_field(u64 inst, int msb, int lsb)
 {
-	return get_paca()->shadow_vcpu.xer;
-}
+	u32 r;
+	u32 mask;
 
-#else
+	BUG_ON(msb > lsb);
 
-static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
-{
-	vcpu->arch.gpr[num] = val;
-}
+	mask = (1 << (lsb - msb + 1)) - 1;
+	r = (inst >> (63 - lsb)) & mask;
 
-static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num)
-{
-	return vcpu->arch.gpr[num];
+	return r;
 }
 
-static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
+/*
+ * Replaces inst bits with ordering according to spec.
+ */
+static inline u32 kvmppc_set_field(u64 inst, int msb, int lsb, int value)
 {
-	vcpu->arch.cr = val;
-}
+	u32 r;
+	u32 mask;
 
-static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
-{
-	return vcpu->arch.cr;
-}
+	BUG_ON(msb > lsb);
 
-static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val)
-{
-	vcpu->arch.xer = val;
-}
+	mask = ((1 << (lsb - msb + 1)) - 1) << (63 - lsb);
+	r = (inst & ~mask) | ((value << (63 - lsb)) & mask);
 
-static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu)
-{
-	return vcpu->arch.xer;
+	return r;
 }
 
-#endif
-
 #endif /* __POWERPC_KVM_PPC_H__ */
diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
index a062c57696d0..19a661b4cb98 100644
--- a/arch/powerpc/include/asm/macio.h
+++ b/arch/powerpc/include/asm/macio.h
@@ -108,7 +108,7 @@ static inline void* macio_get_drvdata(struct macio_dev *dev)
 
 static inline struct device_node *macio_get_of_node(struct macio_dev *mdev)
 {
-	return mdev->ofdev.node;
+	return mdev->ofdev.dev.of_node;
 }
 
 #ifdef CONFIG_PCI
diff --git a/arch/powerpc/include/asm/mmu-44x.h b/arch/powerpc/include/asm/mmu-44x.h
index 0372669383a8..bf52d704fc47 100644
--- a/arch/powerpc/include/asm/mmu-44x.h
+++ b/arch/powerpc/include/asm/mmu-44x.h
@@ -40,7 +40,7 @@
 #define PPC44x_TLB_I		0x00000400      /* Caching is inhibited */
 #define PPC44x_TLB_M		0x00000200      /* Memory is coherent */
 #define PPC44x_TLB_G		0x00000100      /* Memory is guarded */
-#define PPC44x_TLB_E		0x00000080      /* Memory is guarded */
+#define PPC44x_TLB_E		0x00000080      /* Memory is little endian */
 
 #define PPC44x_TLB_PERM_MASK	0x0000003f
 #define PPC44x_TLB_UX		0x00000020      /* User execution */
@@ -53,6 +53,52 @@
 /* Number of TLB entries */
 #define PPC44x_TLB_SIZE		64
 
+/* 47x bits */
+#define PPC47x_MMUCR_TID	0x0000ffff
+#define PPC47x_MMUCR_STS	0x00010000
+
+/* Page identification fields */
+#define PPC47x_TLB0_EPN_MASK	0xfffff000      /* Effective Page Number */
+#define PPC47x_TLB0_VALID	0x00000800      /* Valid flag */
+#define PPC47x_TLB0_TS		0x00000400	/* Translation address space */
+#define PPC47x_TLB0_4K		0x00000000
+#define PPC47x_TLB0_16K		0x00000010
+#define PPC47x_TLB0_64K		0x00000030
+#define PPC47x_TLB0_1M		0x00000070
+#define PPC47x_TLB0_16M		0x000000f0
+#define PPC47x_TLB0_256M	0x000001f0
+#define PPC47x_TLB0_1G		0x000003f0
+#define PPC47x_TLB0_BOLTED_R	0x00000008	/* tlbre only */
+
+/* Translation fields */
+#define PPC47x_TLB1_RPN_MASK	0xfffff000      /* Real Page Number */
+#define PPC47x_TLB1_ERPN_MASK	0x000003ff
+
+/* Storage attribute and access control fields */
+#define PPC47x_TLB2_ATTR_MASK	0x0003ff80
+#define PPC47x_TLB2_IL1I	0x00020000      /* Memory is guarded */
+#define PPC47x_TLB2_IL1D	0x00010000      /* Memory is guarded */
+#define PPC47x_TLB2_U0		0x00008000      /* User 0 */
+#define PPC47x_TLB2_U1		0x00004000      /* User 1 */
+#define PPC47x_TLB2_U2		0x00002000      /* User 2 */
+#define PPC47x_TLB2_U3		0x00001000      /* User 3 */
+#define PPC47x_TLB2_W		0x00000800      /* Caching is write-through */
+#define PPC47x_TLB2_I		0x00000400      /* Caching is inhibited */
+#define PPC47x_TLB2_M		0x00000200      /* Memory is coherent */
+#define PPC47x_TLB2_G		0x00000100      /* Memory is guarded */
+#define PPC47x_TLB2_E		0x00000080      /* Memory is little endian */
+#define PPC47x_TLB2_PERM_MASK	0x0000003f
+#define PPC47x_TLB2_UX		0x00000020      /* User execution */
+#define PPC47x_TLB2_UW		0x00000010      /* User write */
+#define PPC47x_TLB2_UR		0x00000008      /* User read */
+#define PPC47x_TLB2_SX		0x00000004      /* Super execution */
+#define PPC47x_TLB2_SW		0x00000002      /* Super write */
+#define PPC47x_TLB2_SR		0x00000001      /* Super read */
+#define PPC47x_TLB2_U_RWX	(PPC47x_TLB2_UX|PPC47x_TLB2_UW|PPC47x_TLB2_UR)
+#define PPC47x_TLB2_S_RWX	(PPC47x_TLB2_SX|PPC47x_TLB2_SW|PPC47x_TLB2_SR)
+#define PPC47x_TLB2_S_RW	(PPC47x_TLB2_SW | PPC47x_TLB2_SR)
+#define PPC47x_TLB2_IMG		(PPC47x_TLB2_I | PPC47x_TLB2_M | PPC47x_TLB2_G)
+
 #ifndef __ASSEMBLY__
 
 extern unsigned int tlb_44x_hwater;
@@ -79,12 +125,15 @@ typedef struct {
 
 #if (PAGE_SHIFT == 12)
 #define PPC44x_TLBE_SIZE	PPC44x_TLB_4K
+#define PPC47x_TLBE_SIZE	PPC47x_TLB0_4K
 #define mmu_virtual_psize	MMU_PAGE_4K
 #elif (PAGE_SHIFT == 14)
 #define PPC44x_TLBE_SIZE	PPC44x_TLB_16K
+#define PPC47x_TLBE_SIZE	PPC47x_TLB0_16K
 #define mmu_virtual_psize	MMU_PAGE_16K
 #elif (PAGE_SHIFT == 16)
 #define PPC44x_TLBE_SIZE	PPC44x_TLB_64K
+#define PPC47x_TLBE_SIZE	PPC47x_TLB0_64K
 #define mmu_virtual_psize	MMU_PAGE_64K
 #elif (PAGE_SHIFT == 18)
 #define PPC44x_TLBE_SIZE	PPC44x_TLB_256K
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 7ffbb65ff7a9..7ebf42ed84a2 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -18,6 +18,7 @@
 #define MMU_FTR_TYPE_44x		ASM_CONST(0x00000008)
 #define MMU_FTR_TYPE_FSL_E		ASM_CONST(0x00000010)
 #define MMU_FTR_TYPE_3E			ASM_CONST(0x00000020)
+#define MMU_FTR_TYPE_47x		ASM_CONST(0x00000040)
 
 /*
  * This is individual features
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h
index 26383e0778aa..81fb41289d6c 100644
--- a/arch/powerpc/include/asm/mmu_context.h
+++ b/arch/powerpc/include/asm/mmu_context.h
@@ -27,6 +27,8 @@ extern int __init_new_context(void);
 extern void __destroy_context(int context_id);
 static inline void mmu_context_init(void) { }
 #else
+extern unsigned long __init_new_context(void);
+extern void __destroy_context(unsigned long context_id);
 extern void mmu_context_init(void);
 #endif
 
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h
index 35acac90c8ca..aac87cbceb57 100644
--- a/arch/powerpc/include/asm/mmzone.h
+++ b/arch/powerpc/include/asm/mmzone.h
@@ -30,7 +30,7 @@ extern struct pglist_data *node_data[];
  */
 
 extern int numa_cpu_lookup_table[];
-extern cpumask_t numa_cpumask_lookup_table[];
+extern cpumask_var_t node_to_cpumask_map[];
 #ifdef CONFIG_MEMORY_HOTPLUG
 extern unsigned long max_pfn;
 #endif
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index 61913d9a21a0..e000cce8f6dd 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -463,9 +463,6 @@ extern void mpic_cpu_set_priority(int prio);
 /* Request IPIs on primary mpic */
 extern void mpic_request_ipis(void);
 
-/* Send an IPI (non offseted number 0..3) */
-extern void mpic_send_ipi(unsigned int ipi_no, unsigned int cpu_mask);
-
 /* Send a message (IPI) to a given target (cpu number or MSG_*) */
 void smp_mpic_message_pass(int target, int msg);
 
diff --git a/arch/powerpc/include/asm/of_device.h b/arch/powerpc/include/asm/of_device.h
index a64debf177dc..444e97e2982e 100644
--- a/arch/powerpc/include/asm/of_device.h
+++ b/arch/powerpc/include/asm/of_device.h
@@ -12,9 +12,8 @@
  */
 struct of_device
 {
-	struct device_node	*node;		/* to be obsoleted */
-	u64			dma_mask;	/* DMA mask */
 	struct device		dev;		/* Generic device interface */
+	struct pdev_archdata	archdata;
 };
 
 extern struct of_device *of_device_alloc(struct device_node *np,
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index a011603d4079..8ce7963ad41d 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -23,7 +23,7 @@
 #include <asm/page.h>
 #include <asm/exception-64e.h>
 #ifdef CONFIG_KVM_BOOK3S_64_HANDLER
-#include <asm/kvm_book3s_64_asm.h>
+#include <asm/kvm_book3s_asm.h>
 #endif
 
 register struct paca_struct *local_paca asm("r13");
@@ -82,6 +82,7 @@ struct paca_struct {
 	s16 hw_cpu_id;			/* Physical processor number */
 	u8 cpu_start;			/* At startup, processor spins until */
 					/* this becomes non-zero. */
+	u8 kexec_state;		/* set when kexec down has irqs off */
 #ifdef CONFIG_PPC_STD_MMU_64
 	struct slb_shadow *slb_shadow_ptr;
 
@@ -136,15 +137,9 @@ struct paca_struct {
 	u64 startpurr;			/* PURR/TB value snapshot */
 	u64 startspurr;			/* SPURR value snapshot */
 
-#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
-	struct  {
-		u64     esid;
-		u64     vsid;
-	} kvm_slb[64];			/* guest SLB */
+#ifdef CONFIG_KVM_BOOK3S_HANDLER
 	/* We use this to store guest state in */
 	struct kvmppc_book3s_shadow_vcpu shadow_vcpu;
-	u8 kvm_slb_max;			/* highest used guest slb entry */
-	u8 kvm_in_guest;		/* are we inside the guest? */
 #endif
 };
 
diff --git a/arch/powerpc/include/asm/parport.h b/arch/powerpc/include/asm/parport.h
index 94942d60ddfd..1ca1102b4a2f 100644
--- a/arch/powerpc/include/asm/parport.h
+++ b/arch/powerpc/include/asm/parport.h
@@ -19,6 +19,8 @@ static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma)
 	u32 io1, io2;
 	int propsize;
 	int count = 0;
+	int virq;
+
 	for (np = NULL; (np = of_find_compatible_node(np,
 						      "parallel",
 						      "pnpPNP,400")) != NULL;) {
@@ -26,10 +28,13 @@ static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma)
 		if (!prop || propsize > 6*sizeof(u32))
 			continue;
 		io1 = prop[1]; io2 = prop[2];
-		prop = of_get_property(np, "interrupts", NULL);
-		if (!prop)
+
+		virq = irq_of_parse_and_map(np, 0);
+		if (virq == NO_IRQ)
 			continue;
-		if (parport_pc_probe_port(io1, io2, prop[0], autodma, NULL, 0) != NULL)
+
+		if (parport_pc_probe_port(io1, io2, virq, autodma, NULL, 0)
+				!= NULL)
 			count++;
 	}
 	return count;
diff --git a/arch/powerpc/include/asm/pgalloc-64.h b/arch/powerpc/include/asm/pgalloc-64.h
index 605f5c5398d1..292725cec2e3 100644
--- a/arch/powerpc/include/asm/pgalloc-64.h
+++ b/arch/powerpc/include/asm/pgalloc-64.h
@@ -11,6 +11,12 @@
 #include <linux/cpumask.h>
 #include <linux/percpu.h>
 
+struct vmemmap_backing {
+	struct vmemmap_backing *list;
+	unsigned long phys;
+	unsigned long virt_addr;
+};
+
 /*
  * Functions that deal with pagetables that could be at any level of
  * the table need to be passed an "index_size" so they know how to
diff --git a/arch/powerpc/include/asm/pgtable-ppc32.h b/arch/powerpc/include/asm/pgtable-ppc32.h
index 55646adfa843..a7db96f2b5c3 100644
--- a/arch/powerpc/include/asm/pgtable-ppc32.h
+++ b/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -287,7 +287,7 @@ static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry)
 #define pmd_page_vaddr(pmd)	\
 	((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
 #define pmd_page(pmd)		\
-	(mem_map + (pmd_val(pmd) >> PAGE_SHIFT))
+	pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)
 #else
 #define pmd_page_vaddr(pmd)	\
 	((unsigned long) (pmd_val(pmd) & PAGE_MASK))
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 221ba6240464..7492fe8ad6e4 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -229,6 +229,9 @@ struct thread_struct {
 	unsigned long	spefscr;	/* SPE & eFP status */
 	int		used_spe;	/* set if process has used spe */
 #endif /* CONFIG_SPE */
+#ifdef CONFIG_KVM_BOOK3S_32_HANDLER
+	void*		kvm_shadow_vcpu; /* KVM internal data */
+#endif /* CONFIG_KVM_BOOK3S_32_HANDLER */
 };
 
 #define ARCH_MIN_TASKALIGN 16
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index 9e2d84c06b74..5d8be0416227 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -89,6 +89,7 @@ struct pt_regs {
 
 #define instruction_pointer(regs) ((regs)->nip)
 #define user_stack_pointer(regs) ((regs)->gpr[1])
+#define kernel_stack_pointer(regs) ((regs)->gpr[1])
 #define regs_return_value(regs) ((regs)->gpr[3])
 
 #ifdef CONFIG_SMP
@@ -141,6 +142,69 @@ do {									      \
 #define arch_has_block_step()	(!cpu_has_feature(CPU_FTR_601))
 #define ARCH_HAS_USER_SINGLE_STEP_INFO
 
+/*
+ * kprobe-based event tracer support
+ */
+
+#include <linux/stddef.h>
+#include <linux/thread_info.h>
+extern int regs_query_register_offset(const char *name);
+extern const char *regs_query_register_name(unsigned int offset);
+#define MAX_REG_OFFSET (offsetof(struct pt_regs, dsisr))
+
+/**
+ * regs_get_register() - get register value from its offset
+ * @regs:	   pt_regs from which register value is gotten
+ * @offset:    offset number of the register.
+ *
+ * regs_get_register returns the value of a register whose offset from @regs.
+ * The @offset is the offset of the register in struct pt_regs.
+ * If @offset is bigger than MAX_REG_OFFSET, this returns 0.
+ */
+static inline unsigned long regs_get_register(struct pt_regs *regs,
+						unsigned int offset)
+{
+	if (unlikely(offset > MAX_REG_OFFSET))
+		return 0;
+	return *(unsigned long *)((unsigned long)regs + offset);
+}
+
+/**
+ * regs_within_kernel_stack() - check the address in the stack
+ * @regs:      pt_regs which contains kernel stack pointer.
+ * @addr:      address which is checked.
+ *
+ * regs_within_kernel_stack() checks @addr is within the kernel stack page(s).
+ * If @addr is within the kernel stack, it returns true. If not, returns false.
+ */
+
+static inline bool regs_within_kernel_stack(struct pt_regs *regs,
+						unsigned long addr)
+{
+	return ((addr & ~(THREAD_SIZE - 1))  ==
+		(kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1)));
+}
+
+/**
+ * regs_get_kernel_stack_nth() - get Nth entry of the stack
+ * @regs:	pt_regs which contains kernel stack pointer.
+ * @n:		stack entry number.
+ *
+ * regs_get_kernel_stack_nth() returns @n th entry of the kernel stack which
+ * is specified by @regs. If the @n th entry is NOT in the kernel stack,
+ * this returns 0.
+ */
+static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
+						      unsigned int n)
+{
+	unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs);
+	addr += n;
+	if (regs_within_kernel_stack(regs, (unsigned long)addr))
+		return *addr;
+	else
+		return 0;
+}
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __KERNEL__ */
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 5572e86223f4..d62fdf4e504b 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -293,10 +293,12 @@
 #define HID1_ABE	(1<<10)		/* 7450 Address Broadcast Enable */
 #define HID1_PS		(1<<16)		/* 750FX PLL selection */
 #define SPRN_HID2	0x3F8		/* Hardware Implementation Register 2 */
+#define SPRN_HID2_GEKKO	0x398		/* Gekko HID2 Register */
 #define SPRN_IABR	0x3F2	/* Instruction Address Breakpoint Register */
 #define SPRN_IABR2	0x3FA		/* 83xx */
 #define SPRN_IBCR	0x135		/* 83xx Insn Breakpoint Control Reg */
 #define SPRN_HID4	0x3F4		/* 970 HID4 */
+#define SPRN_HID4_GEKKO	0x3F3		/* Gekko HID4 */
 #define SPRN_HID5	0x3F6		/* 970 HID5 */
 #define SPRN_HID6	0x3F9	/* BE HID 6 */
 #define   HID6_LB	(0x0F<<12) /* Concurrent Large Page Modes */
@@ -465,6 +467,14 @@
 #define SPRN_VRSAVE	0x100	/* Vector Register Save Register */
 #define SPRN_XER	0x001	/* Fixed Point Exception Register */
 
+#define SPRN_MMCR0_GEKKO 0x3B8 /* Gekko Monitor Mode Control Register 0 */
+#define SPRN_MMCR1_GEKKO 0x3BC /* Gekko Monitor Mode Control Register 1 */
+#define SPRN_PMC1_GEKKO  0x3B9 /* Gekko Performance Monitor Control 1 */
+#define SPRN_PMC2_GEKKO  0x3BA /* Gekko Performance Monitor Control 2 */
+#define SPRN_PMC3_GEKKO  0x3BD /* Gekko Performance Monitor Control 3 */
+#define SPRN_PMC4_GEKKO  0x3BE /* Gekko Performance Monitor Control 4 */
+#define SPRN_WPAR_GEKKO  0x399 /* Gekko Write Pipe Address Register */
+
 #define SPRN_SCOMC	0x114	/* SCOM Access Control */
 #define SPRN_SCOMD	0x115	/* SCOM Access DATA */
 
@@ -817,6 +827,7 @@
 #define PVR_403GC	0x00200200
 #define PVR_403GCX	0x00201400
 #define PVR_405GP	0x40110000
+#define PVR_476		0x11a52000
 #define PVR_STB03XXX	0x40310000
 #define PVR_NP405H	0x41410000
 #define PVR_NP405L	0x41610000
@@ -853,6 +864,9 @@
 #define PVR_8245	0x80811014
 #define PVR_8260	PVR_8240
 
+/* 476 Simulator seems to currently have the PVR of the 602... */
+#define PVR_476_ISS	0x00052000
+
 /* 64-bit processors */
 /* XXX the prefix should be PVR_, we'll do a global sweep to fix it one day */
 #define PV_NORTHSTAR	0x0033
diff --git a/arch/powerpc/include/asm/reg_booke.h b/arch/powerpc/include/asm/reg_booke.h
index 414d434a66d0..5304a37ba425 100644
--- a/arch/powerpc/include/asm/reg_booke.h
+++ b/arch/powerpc/include/asm/reg_booke.h
@@ -191,6 +191,10 @@
 #define MCSR_DCFP	0x01000000 /* D-Cache Flush Parity Error */
 #define MCSR_IMPE	0x00800000 /* Imprecise Machine Check Exception */
 
+#define PPC47x_MCSR_GPR	0x01000000 /* GPR parity error */
+#define PPC47x_MCSR_FPR	0x00800000 /* FPR parity error */
+#define PPC47x_MCSR_IPR	0x00400000 /* Imprecise Machine Check Exception */
+
 #ifdef CONFIG_E500
 #define MCSR_MCP 	0x80000000UL /* Machine Check Input Pin */
 #define MCSR_ICPERR 	0x40000000UL /* I-Cache Parity Error */
@@ -604,5 +608,25 @@
 #define DBCR_JOI	0x00000002	/* JTAG Serial Outbound Int. Enable */
 #define DBCR_JII	0x00000001	/* JTAG Serial Inbound Int. Enable */
 #endif /* 403GCX */
+
+/* Some 476 specific registers */
+#define SPRN_SSPCR		830
+#define SPRN_USPCR		831
+#define SPRN_ISPCR		829
+#define SPRN_MMUBE0		820
+#define MMUBE0_IBE0_SHIFT	24
+#define MMUBE0_IBE1_SHIFT	16
+#define MMUBE0_IBE2_SHIFT	8
+#define MMUBE0_VBE0		0x00000004
+#define MMUBE0_VBE1		0x00000002
+#define MMUBE0_VBE2		0x00000001
+#define SPRN_MMUBE1		821
+#define MMUBE1_IBE3_SHIFT	24
+#define MMUBE1_IBE4_SHIFT	16
+#define MMUBE1_IBE5_SHIFT	8
+#define MMUBE1_VBE3		0x00000004
+#define MMUBE1_VBE4		0x00000002
+#define MMUBE1_VBE5		0x00000001
+
 #endif /* __ASM_POWERPC_REG_BOOKE_H__ */
 #endif /* __KERNEL__ */
diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h
index 1d3b270d3083..66e237bbe15f 100644
--- a/arch/powerpc/include/asm/smp.h
+++ b/arch/powerpc/include/asm/smp.h
@@ -40,7 +40,7 @@ extern void smp_message_recv(int);
 DECLARE_PER_CPU(unsigned int, cpu_pvr);
 
 #ifdef CONFIG_HOTPLUG_CPU
-extern void fixup_irqs(cpumask_t map);
+extern void fixup_irqs(const struct cpumask *map);
 int generic_cpu_disable(void);
 int generic_cpu_enable(unsigned int cpu);
 void generic_cpu_die(unsigned int cpu);
@@ -68,8 +68,19 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
 }
 #endif
 
-DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
-DECLARE_PER_CPU(cpumask_t, cpu_core_map);
+DECLARE_PER_CPU(cpumask_var_t, cpu_sibling_map);
+DECLARE_PER_CPU(cpumask_var_t, cpu_core_map);
+
+static inline struct cpumask *cpu_sibling_mask(int cpu)
+{
+	return per_cpu(cpu_sibling_map, cpu);
+}
+
+static inline struct cpumask *cpu_core_mask(int cpu)
+{
+	return per_cpu(cpu_core_map, cpu);
+}
+
 extern int cpu_to_core_id(int cpu);
 
 /* Since OpenPIC has only 4 IPIs, we use slightly different message numbers.
@@ -93,7 +104,6 @@ void smp_init_pSeries(void);
 void smp_init_cell(void);
 void smp_init_celleb(void);
 void smp_setup_cpu_maps(void);
-void smp_setup_cpu_sibling_map(void);
 
 extern int __cpu_disable(void);
 extern void __cpu_die(unsigned int cpu);
diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h
index aa9d383a1c09..65eb85976a03 100644
--- a/arch/powerpc/include/asm/thread_info.h
+++ b/arch/powerpc/include/asm/thread_info.h
@@ -104,7 +104,7 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_PERFMON_CTXSW	6	/* perfmon needs ctxsw calls */
 #define TIF_SYSCALL_AUDIT	7	/* syscall auditing active */
 #define TIF_SINGLESTEP		8	/* singlestepping active */
-#define TIF_MEMDIE		9
+#define TIF_MEMDIE		9	/* is terminating due to OOM killer */
 #define TIF_SECCOMP		10	/* secure computing */
 #define TIF_RESTOREALL		11	/* Restore all regs (implies NOERROR) */
 #define TIF_NOERROR		12	/* Force successful syscall return */
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 8eaec310a25b..32adf7280720 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -8,6 +8,26 @@ struct device_node;
 
 #ifdef CONFIG_NUMA
 
+/*
+ * Before going off node we want the VM to try and reclaim from the local
+ * node. It does this if the remote distance is larger than RECLAIM_DISTANCE.
+ * With the default REMOTE_DISTANCE of 20 and the default RECLAIM_DISTANCE of
+ * 20, we never reclaim and go off node straight away.
+ *
+ * To fix this we choose a smaller value of RECLAIM_DISTANCE.
+ */
+#define RECLAIM_DISTANCE 10
+
+/*
+ * Before going off node we want the VM to try and reclaim from the local
+ * node. It does this if the remote distance is larger than RECLAIM_DISTANCE.
+ * With the default REMOTE_DISTANCE of 20 and the default RECLAIM_DISTANCE of
+ * 20, we never reclaim and go off node straight away.
+ *
+ * To fix this we choose a smaller value of RECLAIM_DISTANCE.
+ */
+#define RECLAIM_DISTANCE 10
+
 #include <asm/mmzone.h>
 
 static inline int cpu_to_node(int cpu)
@@ -19,7 +39,7 @@ static inline int cpu_to_node(int cpu)
 
 #define cpumask_of_node(node) ((node) == -1 ?				\
 			       cpu_all_mask :				\
-			       &numa_cpumask_lookup_table[node])
+			       node_to_cpumask_map[node])
 
 int of_node_to_nid(struct device_node *device);
 
@@ -102,8 +122,8 @@ static inline void sysfs_remove_device_from_node(struct sys_device *dev,
 #ifdef CONFIG_PPC64
 #include <asm/smp.h>
 
-#define topology_thread_cpumask(cpu)	(&per_cpu(cpu_sibling_map, cpu))
-#define topology_core_cpumask(cpu)	(&per_cpu(cpu_core_map, cpu))
+#define topology_thread_cpumask(cpu)	(per_cpu(cpu_sibling_map, cpu))
+#define topology_core_cpumask(cpu)	(per_cpu(cpu_core_map, cpu))
 #define topology_core_id(cpu)		(cpu_to_core_id(cpu))
 #endif
 #endif