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-rw-r--r--arch/powerpc/include/asm/kvm.h10
-rw-r--r--arch/powerpc/include/asm/kvm_asm.h1
-rw-r--r--arch/powerpc/include/asm/kvm_book3s.h54
-rw-r--r--arch/powerpc/include/asm/kvm_fpu.h85
-rw-r--r--arch/powerpc/include/asm/kvm_host.h18
-rw-r--r--arch/powerpc/include/asm/kvm_ppc.h41
-rw-r--r--arch/powerpc/include/asm/reg.h10
7 files changed, 192 insertions, 27 deletions
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..7238c048e5bb 100644
--- a/arch/powerpc/include/asm/kvm_asm.h
+++ b/arch/powerpc/include/asm/kvm_asm.h
@@ -88,6 +88,7 @@
#define BOOK3S_HFLAG_DCBZ32 0x1
#define BOOK3S_HFLAG_SLB 0x2
+#define BOOK3S_HFLAG_PAIRED_SINGLE 0x4
#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..ee7992189c6e 100644
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -29,39 +29,40 @@ struct kvmppc_slb {
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
@@ -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;
@@ -98,11 +100,12 @@ 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_DR 0x7ffffffffff00000ULL
+#define VSID_REAL_IR 0x7fffffffffe00000ULL
+#define VSID_SPLIT_MASK 0x7fffffffffe00000ULL
+#define VSID_REAL 0x7fffffffffc00000ULL
+#define VSID_BAT 0x7fffffffffb00000ULL
+#define VSID_PR 0x8000000000000000ULL
extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, u64 ea, u64 ea_mask);
extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask);
@@ -114,11 +117,13 @@ 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 +131,8 @@ 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)
{
@@ -141,6 +148,11 @@ static inline ulong dsisr(void)
extern void kvm_return_point(void);
+/* 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
#endif /* __ASM_KVM_BOOK3S_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..5869a487e2e0 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -127,9 +127,9 @@ struct kvmppc_pte {
u64 eaddr;
u64 vpage;
u64 raddr;
- bool may_read;
- bool may_write;
- bool may_execute;
+ bool may_read : 1;
+ bool may_write : 1;
+ bool may_execute : 1;
};
struct kvmppc_mmu {
@@ -175,7 +175,7 @@ struct kvm_vcpu_arch {
ulong gpr[32];
u64 fpr[32];
- u32 fpscr;
+ u64 fpscr;
#ifdef CONFIG_ALTIVEC
vector128 vr[32];
@@ -186,6 +186,11 @@ struct kvm_vcpu_arch {
u64 vsr[32];
#endif
+#ifdef CONFIG_PPC_BOOK3S
+ /* For Gekko paired singles */
+ u32 qpr[32];
+#endif
+
ulong pc;
ulong ctr;
ulong lr;
@@ -255,7 +260,7 @@ struct kvm_vcpu_arch {
u32 last_inst;
#ifdef CONFIG_PPC64
- ulong fault_dsisr;
+ u32 fault_dsisr;
#endif
ulong fault_dear;
ulong fault_esr;
@@ -265,8 +270,11 @@ struct kvm_vcpu_arch {
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 */
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h
index e2642829e435..6a2464e4d6b9 100644
--- a/arch/powerpc/include/asm/kvm_ppc.h
+++ b/arch/powerpc/include/asm/kvm_ppc.h
@@ -37,6 +37,7 @@ 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 +49,11 @@ 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);
@@ -88,6 +92,8 @@ 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);
@@ -99,6 +105,39 @@ extern void kvmppc_booke_exit(void);
extern void kvmppc_core_destroy_mmu(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)
+{
+ u32 r;
+ u32 mask;
+
+ BUG_ON(msb > lsb);
+
+ mask = (1 << (lsb - msb + 1)) - 1;
+ r = (inst >> (63 - lsb)) & mask;
+
+ return r;
+}
+
+/*
+ * Replaces inst bits with ordering according to spec.
+ */
+static inline u32 kvmppc_set_field(u64 inst, int msb, int lsb, int value)
+{
+ u32 r;
+ u32 mask;
+
+ BUG_ON(msb > lsb);
+
+ mask = ((1 << (lsb - msb + 1)) - 1) << (63 - lsb);
+ r = (inst & ~mask) | ((value << (63 - lsb)) & mask);
+
+ return r;
+}
+
#ifdef CONFIG_PPC_BOOK3S
/* We assume we're always acting on the current vcpu */
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 5572e86223f4..8a69a39a10b1 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 */
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