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Merge branch 'kvm-ppc-queue' of git://github.com/agraf/linux-2.6 into queue

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Conflicts:
	arch/powerpc/include/asm/processor.h
This commit is contained in:
Gleb Natapov
2013-11-04 10:20:57 +02:00
parent daf727225b a78b55d1c0
commit 95f328d3ad
73 changed files with 3419 additions and 1748 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Documentation/virtual/kvm/api.txt
+44
View File
@@ -1810,6 +1810,50 @@ registers, find a list below:
PPC | KVM_REG_PPC_TLB3PS | 32
PPC | KVM_REG_PPC_EPTCFG | 32
PPC | KVM_REG_PPC_ICP_STATE | 64
PPC | KVM_REG_PPC_TB_OFFSET | 64
PPC | KVM_REG_PPC_SPMC1 | 32
PPC | KVM_REG_PPC_SPMC2 | 32
PPC | KVM_REG_PPC_IAMR | 64
PPC | KVM_REG_PPC_TFHAR | 64
PPC | KVM_REG_PPC_TFIAR | 64
PPC | KVM_REG_PPC_TEXASR | 64
PPC | KVM_REG_PPC_FSCR | 64
PPC | KVM_REG_PPC_PSPB | 32
PPC | KVM_REG_PPC_EBBHR | 64
PPC | KVM_REG_PPC_EBBRR | 64
PPC | KVM_REG_PPC_BESCR | 64
PPC | KVM_REG_PPC_TAR | 64
PPC | KVM_REG_PPC_DPDES | 64
PPC | KVM_REG_PPC_DAWR | 64
PPC | KVM_REG_PPC_DAWRX | 64
PPC | KVM_REG_PPC_CIABR | 64
PPC | KVM_REG_PPC_IC | 64
PPC | KVM_REG_PPC_VTB | 64
PPC | KVM_REG_PPC_CSIGR | 64
PPC | KVM_REG_PPC_TACR | 64
PPC | KVM_REG_PPC_TCSCR | 64
PPC | KVM_REG_PPC_PID | 64
PPC | KVM_REG_PPC_ACOP | 64
PPC | KVM_REG_PPC_VRSAVE | 32
PPC | KVM_REG_PPC_LPCR | 64
PPC | KVM_REG_PPC_PPR | 64
PPC | KVM_REG_PPC_ARCH_COMPAT 32
PPC | KVM_REG_PPC_TM_GPR0 | 64
...
PPC | KVM_REG_PPC_TM_GPR31 | 64
PPC | KVM_REG_PPC_TM_VSR0 | 128
...
PPC | KVM_REG_PPC_TM_VSR63 | 128
PPC | KVM_REG_PPC_TM_CR | 64
PPC | KVM_REG_PPC_TM_LR | 64
PPC | KVM_REG_PPC_TM_CTR | 64
PPC | KVM_REG_PPC_TM_FPSCR | 64
PPC | KVM_REG_PPC_TM_AMR | 64
PPC | KVM_REG_PPC_TM_PPR | 64
PPC | KVM_REG_PPC_TM_VRSAVE | 64
PPC | KVM_REG_PPC_TM_VSCR | 32
PPC | KVM_REG_PPC_TM_DSCR | 64
PPC | KVM_REG_PPC_TM_TAR | 64
ARM registers are mapped using the lower 32 bits. The upper 16 of that
is the register group type, or coprocessor number:
arch/arm/kvm/arm.c
+3 -2
View File
@@ -152,12 +152,13 @@ int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
return VM_FAULT_SIGBUS;
}
void kvm_arch_free_memslot(struct kvm_memory_slot *free,
void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
}
int kvm_arch_create_memslot(struct kvm_memory_slot *slot, unsigned long npages)
int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
unsigned long npages)
{
return 0;
}
arch/ia64/kvm/kvm-ia64.c
+3 -2
View File
@@ -1550,12 +1550,13 @@ int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
return VM_FAULT_SIGBUS;
}
void kvm_arch_free_memslot(struct kvm_memory_slot *free,
void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
}
int kvm_arch_create_memslot(struct kvm_memory_slot *slot, unsigned long npages)
int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
unsigned long npages)
{
return 0;
}
arch/mips/kvm/kvm_mips.c
+3 -2
View File
@@ -198,12 +198,13 @@ kvm_arch_dev_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg)
return -ENOIOCTLCMD;
}
void kvm_arch_free_memslot(struct kvm_memory_slot *free,
void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
}
int kvm_arch_create_memslot(struct kvm_memory_slot *slot, unsigned long npages)
int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
unsigned long npages)
{
return 0;
}
arch/powerpc/include/asm/disassemble.h
+4
View File
@@ -77,4 +77,8 @@ static inline unsigned int get_d(u32 inst)
return inst & 0xffff;
}
static inline unsigned int get_oc(u32 inst)
{
return (inst >> 11) & 0x7fff;
}
#endif /* __ASM_PPC_DISASSEMBLE_H__ */
arch/powerpc/include/asm/exception-64s.h
+20 -1
View File
@@ -198,12 +198,27 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
cmpwi r10,0; \
bne do_kvm_##n
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
/*
* If hv is possible, interrupts come into to the hv version
* of the kvmppc_interrupt code, which then jumps to the PR handler,
* kvmppc_interrupt_pr, if the guest is a PR guest.
*/
#define kvmppc_interrupt kvmppc_interrupt_hv
#else
#define kvmppc_interrupt kvmppc_interrupt_pr
#endif
#define __KVM_HANDLER(area, h, n) \
do_kvm_##n: \
BEGIN_FTR_SECTION_NESTED(947) \
ld r10,area+EX_CFAR(r13); \
std r10,HSTATE_CFAR(r13); \
END_FTR_SECTION_NESTED(CPU_FTR_CFAR,CPU_FTR_CFAR,947); \
BEGIN_FTR_SECTION_NESTED(948) \
ld r10,area+EX_PPR(r13); \
std r10,HSTATE_PPR(r13); \
END_FTR_SECTION_NESTED(CPU_FTR_HAS_PPR,CPU_FTR_HAS_PPR,948); \
ld r10,area+EX_R10(r13); \
stw r9,HSTATE_SCRATCH1(r13); \
ld r9,area+EX_R9(r13); \
@@ -217,6 +232,10 @@ do_kvm_##n: \
ld r10,area+EX_R10(r13); \
beq 89f; \
stw r9,HSTATE_SCRATCH1(r13); \
BEGIN_FTR_SECTION_NESTED(948) \
ld r9,area+EX_PPR(r13); \
std r9,HSTATE_PPR(r13); \
END_FTR_SECTION_NESTED(CPU_FTR_HAS_PPR,CPU_FTR_HAS_PPR,948); \
ld r9,area+EX_R9(r13); \
std r12,HSTATE_SCRATCH0(r13); \
li r12,n; \
@@ -236,7 +255,7 @@ do_kvm_##n: \
#define KVM_HANDLER_SKIP(area, h, n)
#endif
#ifdef CONFIG_KVM_BOOK3S_PR
#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
#define KVMTEST_PR(n) __KVMTEST(n)
#define KVM_HANDLER_PR(area, h, n) __KVM_HANDLER(area, h, n)
#define KVM_HANDLER_PR_SKIP(area, h, n) __KVM_HANDLER_SKIP(area, h, n)
arch/powerpc/include/asm/kvm_asm.h
+4
View File
@@ -123,6 +123,8 @@
#define BOOK3S_HFLAG_SLB 0x2
#define BOOK3S_HFLAG_PAIRED_SINGLE 0x4
#define BOOK3S_HFLAG_NATIVE_PS 0x8
#define BOOK3S_HFLAG_MULTI_PGSIZE 0x10
#define BOOK3S_HFLAG_NEW_TLBIE 0x20
#define RESUME_FLAG_NV (1<<0) /* Reload guest nonvolatile state? */
#define RESUME_FLAG_HOST (1<<1) /* Resume host? */
@@ -136,6 +138,8 @@
#define KVM_GUEST_MODE_NONE 0
#define KVM_GUEST_MODE_GUEST 1
#define KVM_GUEST_MODE_SKIP 2
#define KVM_GUEST_MODE_GUEST_HV 3
#define KVM_GUEST_MODE_HOST_HV 4
#define KVM_INST_FETCH_FAILED -1
arch/powerpc/include/asm/kvm_book3s.h
+19 -213
View File
@@ -58,16 +58,18 @@ struct hpte_cache {
struct hlist_node list_pte_long;
struct hlist_node list_vpte;
struct hlist_node list_vpte_long;
#ifdef CONFIG_PPC_BOOK3S_64
struct hlist_node list_vpte_64k;
#endif
struct rcu_head rcu_head;
u64 host_vpn;
u64 pfn;
ulong slot;
struct kvmppc_pte pte;
int pagesize;
};
struct kvmppc_vcpu_book3s {
struct kvm_vcpu vcpu;
struct kvmppc_book3s_shadow_vcpu *shadow_vcpu;
struct kvmppc_sid_map sid_map[SID_MAP_NUM];
struct {
u64 esid;
@@ -99,6 +101,9 @@ struct kvmppc_vcpu_book3s {
struct hlist_head hpte_hash_pte_long[HPTEG_HASH_NUM_PTE_LONG];
struct hlist_head hpte_hash_vpte[HPTEG_HASH_NUM_VPTE];
struct hlist_head hpte_hash_vpte_long[HPTEG_HASH_NUM_VPTE_LONG];
#ifdef CONFIG_PPC_BOOK3S_64
struct hlist_head hpte_hash_vpte_64k[HPTEG_HASH_NUM_VPTE_64K];
#endif
int hpte_cache_count;
spinlock_t mmu_lock;
};
@@ -107,8 +112,9 @@ struct kvmppc_vcpu_book3s {
#define CONTEXT_GUEST 1
#define CONTEXT_GUEST_END 2
#define VSID_REAL 0x0fffffffffc00000ULL
#define VSID_BAT 0x0fffffffffb00000ULL
#define VSID_REAL 0x07ffffffffc00000ULL
#define VSID_BAT 0x07ffffffffb00000ULL
#define VSID_64K 0x0800000000000000ULL
#define VSID_1T 0x1000000000000000ULL
#define VSID_REAL_DR 0x2000000000000000ULL
#define VSID_REAL_IR 0x4000000000000000ULL
@@ -118,11 +124,12 @@ 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, ulong pa_start, ulong pa_end);
extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr);
extern void kvmppc_set_pvr(struct kvm_vcpu *vcpu, u32 pvr);
extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu);
extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu);
extern void kvmppc_mmu_book3s_hv_init(struct kvm_vcpu *vcpu);
extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte);
extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte,
bool iswrite);
extern void kvmppc_mmu_unmap_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_segment(struct kvm_vcpu *vcpu, ulong eaddr, ulong seg_size);
extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu);
@@ -134,6 +141,7 @@ extern long kvmppc_hv_find_lock_hpte(struct kvm *kvm, gva_t eaddr,
extern void kvmppc_mmu_hpte_cache_map(struct kvm_vcpu *vcpu, struct hpte_cache *pte);
extern struct hpte_cache *kvmppc_mmu_hpte_cache_next(struct kvm_vcpu *vcpu);
extern void kvmppc_mmu_hpte_cache_free(struct hpte_cache *pte);
extern void kvmppc_mmu_hpte_destroy(struct kvm_vcpu *vcpu);
extern int kvmppc_mmu_hpte_init(struct kvm_vcpu *vcpu);
extern void kvmppc_mmu_invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte);
@@ -151,7 +159,8 @@ 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 pfn_t kvmppc_gfn_to_pfn(struct kvm_vcpu *vcpu, gfn_t gfn);
extern pfn_t kvmppc_gfn_to_pfn(struct kvm_vcpu *vcpu, gfn_t gfn, bool writing,
bool *writable);
extern void kvmppc_add_revmap_chain(struct kvm *kvm, struct revmap_entry *rev,
unsigned long *rmap, long pte_index, int realmode);
extern void kvmppc_invalidate_hpte(struct kvm *kvm, unsigned long *hptep,
@@ -172,6 +181,8 @@ extern long kvmppc_do_h_remove(struct kvm *kvm, unsigned long flags,
unsigned long *hpret);
extern long kvmppc_hv_get_dirty_log(struct kvm *kvm,
struct kvm_memory_slot *memslot, unsigned long *map);
extern void kvmppc_update_lpcr(struct kvm *kvm, unsigned long lpcr,
unsigned long mask);
extern void kvmppc_entry_trampoline(void);
extern void kvmppc_hv_entry_trampoline(void);
@@ -184,11 +195,9 @@ extern int kvmppc_h_pr(struct kvm_vcpu *vcpu, unsigned long cmd);
static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu)
{
return container_of(vcpu, struct kvmppc_vcpu_book3s, vcpu);
return vcpu->arch.book3s;
}
extern void kvm_return_point(void);
/* Also add subarch specific defines */
#ifdef CONFIG_KVM_BOOK3S_32_HANDLER
@@ -198,203 +207,6 @@ extern void kvm_return_point(void);
#include <asm/kvm_book3s_64.h>
#endif
#ifdef CONFIG_KVM_BOOK3S_PR
static inline unsigned long kvmppc_interrupt_offset(struct kvm_vcpu *vcpu)
{
return to_book3s(vcpu)->hior;
}
static inline void kvmppc_update_int_pending(struct kvm_vcpu *vcpu,
unsigned long pending_now, unsigned long old_pending)
{
if (pending_now)
vcpu->arch.shared->int_pending = 1;
else if (old_pending)
vcpu->arch.shared->int_pending = 0;
}
static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
{
if ( num < 14 ) {
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->gpr[num] = val;
svcpu_put(svcpu);
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 ) {
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
ulong r = svcpu->gpr[num];
svcpu_put(svcpu);
return r;
} else
return vcpu->arch.gpr[num];
}
static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->cr = val;
svcpu_put(svcpu);
to_book3s(vcpu)->shadow_vcpu->cr = val;
}
static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
u32 r;
r = svcpu->cr;
svcpu_put(svcpu);
return r;
}
static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->xer = val;
to_book3s(vcpu)->shadow_vcpu->xer = val;
svcpu_put(svcpu);
}
static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
u32 r;
r = svcpu->xer;
svcpu_put(svcpu);
return r;
}
static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->ctr = val;
svcpu_put(svcpu);
}
static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
ulong r;
r = svcpu->ctr;
svcpu_put(svcpu);
return r;
}
static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->lr = val;
svcpu_put(svcpu);
}
static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
ulong r;
r = svcpu->lr;
svcpu_put(svcpu);
return r;
}
static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
svcpu->pc = val;
svcpu_put(svcpu);
}
static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
ulong r;
r = svcpu->pc;
svcpu_put(svcpu);
return r;
}
static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
{
ulong pc = kvmppc_get_pc(vcpu);
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
u32 r;
/* 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);
r = svcpu->last_inst;
svcpu_put(svcpu);
return r;
}
/*
* Like kvmppc_get_last_inst(), but for fetching a sc instruction.
* Because the sc instruction sets SRR0 to point to the following
* instruction, we have to fetch from pc - 4.
*/
static inline u32 kvmppc_get_last_sc(struct kvm_vcpu *vcpu)
{
ulong pc = kvmppc_get_pc(vcpu) - 4;
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
u32 r;
/* 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);
r = svcpu->last_inst;
svcpu_put(svcpu);
return r;
}
static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
{
struct kvmppc_book3s_shadow_vcpu *svcpu = svcpu_get(vcpu);
ulong r;
r = svcpu->fault_dar;
svcpu_put(svcpu);
return r;
}
static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu)
{
ulong crit_raw = vcpu->arch.shared->critical;
ulong crit_r1 = kvmppc_get_gpr(vcpu, 1);
bool crit;
/* Truncate crit indicators in 32 bit mode */
if (!(vcpu->arch.shared->msr & MSR_SF)) {
crit_raw &= 0xffffffff;
crit_r1 &= 0xffffffff;
}
/* Critical section when crit == r1 */
crit = (crit_raw == crit_r1);
/* ... and we're in supervisor mode */
crit = crit && !(vcpu->arch.shared->msr & MSR_PR);
return crit;
}
#else /* CONFIG_KVM_BOOK3S_PR */
static inline unsigned long kvmppc_interrupt_offset(struct kvm_vcpu *vcpu)
{
return 0;
}
static inline void kvmppc_update_int_pending(struct kvm_vcpu *vcpu,
unsigned long pending_now, unsigned long old_pending)
{
}
static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
{
vcpu->arch.gpr[num] = val;
@@ -489,12 +301,6 @@ static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
return vcpu->arch.fault_dar;
}
static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu)
{
return false;
}
#endif
/* Magic register values loaded into r3 and r4 before the 'sc' assembly
* instruction for the OSI hypercalls */
#define OSI_SC_MAGIC_R3 0x113724FA
arch/powerpc/include/asm/kvm_book3s_32.h
+1 -1
View File
@@ -22,7 +22,7 @@
static inline struct kvmppc_book3s_shadow_vcpu *svcpu_get(struct kvm_vcpu *vcpu)
{
return to_book3s(vcpu)->shadow_vcpu;
return vcpu->arch.shadow_vcpu;
}
static inline void svcpu_put(struct kvmppc_book3s_shadow_vcpu *svcpu)
arch/powerpc/include/asm/kvm_book3s_64.h
+4 -4
View File
@@ -20,7 +20,7 @@
#ifndef __ASM_KVM_BOOK3S_64_H__
#define __ASM_KVM_BOOK3S_64_H__
#ifdef CONFIG_KVM_BOOK3S_PR
#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
static inline struct kvmppc_book3s_shadow_vcpu *svcpu_get(struct kvm_vcpu *vcpu)
{
preempt_disable();
@@ -35,7 +35,7 @@ static inline void svcpu_put(struct kvmppc_book3s_shadow_vcpu *svcpu)
#define SPAPR_TCE_SHIFT 12
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
#define KVM_DEFAULT_HPT_ORDER 24 /* 16MB HPT by default */
extern unsigned long kvm_rma_pages;
#endif
@@ -278,7 +278,7 @@ static inline int is_vrma_hpte(unsigned long hpte_v)
(HPTE_V_1TB_SEG | (VRMA_VSID << (40 - 16)));
}
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
/*
* Note modification of an HPTE; set the HPTE modified bit
* if anyone is interested.
@@ -289,6 +289,6 @@ static inline void note_hpte_modification(struct kvm *kvm,
if (atomic_read(&kvm->arch.hpte_mod_interest))
rev->guest_rpte |= HPTE_GR_MODIFIED;
}
#endif /* CONFIG_KVM_BOOK3S_64_HV */
#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
#endif /* __ASM_KVM_BOOK3S_64_H__ */
arch/powerpc/include/asm/kvm_book3s_asm.h
+5 -4
View File
@@ -83,7 +83,7 @@ struct kvmppc_host_state {
u8 restore_hid5;
u8 napping;
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
u8 hwthread_req;
u8 hwthread_state;
u8 host_ipi;
@@ -101,6 +101,7 @@ struct kvmppc_host_state {
#endif
#ifdef CONFIG_PPC_BOOK3S_64
u64 cfar;
u64 ppr;
#endif
};
@@ -108,14 +109,14 @@ 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;
u32 fault_dsisr;
u32 last_inst;
#ifdef CONFIG_PPC_BOOK3S_32
u32 sr[16]; /* Guest SRs */
arch/powerpc/include/asm/kvm_booke.h
+6 -1
View File
@@ -26,7 +26,12 @@
/* LPIDs we support with this build -- runtime limit may be lower */
#define KVMPPC_NR_LPIDS 64
#define KVMPPC_INST_EHPRIV 0x7c00021c
#define KVMPPC_INST_EHPRIV 0x7c00021c
#define EHPRIV_OC_SHIFT 11
/* "ehpriv 1" : ehpriv with OC = 1 is used for debug emulation */
#define EHPRIV_OC_DEBUG 1
#define KVMPPC_INST_EHPRIV_DEBUG (KVMPPC_INST_EHPRIV | \
(EHPRIV_OC_DEBUG << EHPRIV_OC_SHIFT))
static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
{
arch/powerpc/include/asm/kvm_host.h
+34 -18
View File
@@ -68,10 +68,12 @@ extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
#define HPTEG_HASH_BITS_PTE_LONG 12
#define HPTEG_HASH_BITS_VPTE 13
#define HPTEG_HASH_BITS_VPTE_LONG 5
#define HPTEG_HASH_BITS_VPTE_64K 11
#define HPTEG_HASH_NUM_PTE (1 << HPTEG_HASH_BITS_PTE)
#define HPTEG_HASH_NUM_PTE_LONG (1 << HPTEG_HASH_BITS_PTE_LONG)
#define HPTEG_HASH_NUM_VPTE (1 << HPTEG_HASH_BITS_VPTE)
#define HPTEG_HASH_NUM_VPTE_LONG (1 << HPTEG_HASH_BITS_VPTE_LONG)
#define HPTEG_HASH_NUM_VPTE_64K (1 << HPTEG_HASH_BITS_VPTE_64K)
/* Physical Address Mask - allowed range of real mode RAM access */
#define KVM_PAM 0x0fffffffffffffffULL
@@ -84,6 +86,9 @@ struct lppaca;
struct slb_shadow;
struct dtl_entry;
struct kvmppc_vcpu_book3s;
struct kvmppc_book3s_shadow_vcpu;
struct kvm_vm_stat {
u32 remote_tlb_flush;
};
@@ -219,15 +224,15 @@ struct revmap_entry {
#define KVMPPC_GOT_PAGE 0x80
struct kvm_arch_memory_slot {
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
unsigned long *rmap;
unsigned long *slot_phys;
#endif /* CONFIG_KVM_BOOK3S_64_HV */
#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
};
struct kvm_arch {
unsigned int lpid;
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
unsigned long hpt_virt;
struct revmap_entry *revmap;
unsigned int host_lpid;
@@ -251,7 +256,10 @@ struct kvm_arch {
cpumask_t need_tlb_flush;
struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
int hpt_cma_alloc;
#endif /* CONFIG_KVM_BOOK3S_64_HV */
#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
struct mutex hpt_mutex;
#endif
#ifdef CONFIG_PPC_BOOK3S_64
struct list_head spapr_tce_tables;
struct list_head rtas_tokens;
@@ -262,6 +270,7 @@ struct kvm_arch {
#ifdef CONFIG_KVM_XICS
struct kvmppc_xics *xics;
#endif
struct kvmppc_ops *kvm_ops;
};
/*
@@ -289,6 +298,10 @@ struct kvmppc_vcore {
u64 stolen_tb;
u64 preempt_tb;
struct kvm_vcpu *runner;
u64 tb_offset; /* guest timebase - host timebase */
ulong lpcr;
u32 arch_compat;
ulong pcr;
};
#define VCORE_ENTRY_COUNT(vc) ((vc)->entry_exit_count & 0xff)
@@ -323,6 +336,7 @@ struct kvmppc_pte {
bool may_read : 1;
bool may_write : 1;
bool may_execute : 1;
u8 page_size; /* MMU_PAGE_xxx */
};
struct kvmppc_mmu {
@@ -335,7 +349,8 @@ struct kvmppc_mmu {
/* book3s */
void (*mtsrin)(struct kvm_vcpu *vcpu, u32 srnum, ulong value);
u32 (*mfsrin)(struct kvm_vcpu *vcpu, u32 srnum);
int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, struct kvmppc_pte *pte, bool data);
int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr,
struct kvmppc_pte *pte, bool data, bool iswrite);
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, ulong esid, u64 *vsid);
@@ -355,6 +370,7 @@ struct kvmppc_slb {
bool large : 1; /* PTEs are 16MB */
bool tb : 1; /* 1TB segment */
bool class : 1;
u8 base_page_size; /* MMU_PAGE_xxx */
};
# ifdef CONFIG_PPC_FSL_BOOK3E
@@ -372,17 +388,6 @@ struct kvmppc_slb {
#define KVMPPC_EPR_USER 1 /* exit to userspace to fill EPR */
#define KVMPPC_EPR_KERNEL 2 /* in-kernel irqchip */
struct kvmppc_booke_debug_reg {
u32 dbcr0;
u32 dbcr1;
u32 dbcr2;
#ifdef CONFIG_KVM_E500MC
u32 dbcr4;
#endif
u64 iac[KVMPPC_BOOKE_MAX_IAC];
u64 dac[KVMPPC_BOOKE_MAX_DAC];
};
#define KVMPPC_IRQ_DEFAULT 0
#define KVMPPC_IRQ_MPIC 1
#define KVMPPC_IRQ_XICS 2
@@ -397,6 +402,10 @@ struct kvm_vcpu_arch {
int slb_max; /* 1 + index of last valid entry in slb[] */
int slb_nr; /* total number of entries in SLB */
struct kvmppc_mmu mmu;
struct kvmppc_vcpu_book3s *book3s;
#endif
#ifdef CONFIG_PPC_BOOK3S_32
struct kvmppc_book3s_shadow_vcpu *shadow_vcpu;
#endif
ulong gpr[32];
@@ -458,6 +467,8 @@ struct kvm_vcpu_arch {
u32 ctrl;
ulong dabr;
ulong cfar;
ulong ppr;
ulong shadow_srr1;
#endif
u32 vrsave; /* also USPRG0 */
u32 mmucr;
@@ -493,6 +504,8 @@ struct kvm_vcpu_arch {
u64 mmcr[3];
u32 pmc[8];
u64 siar;
u64 sdar;
#ifdef CONFIG_KVM_EXIT_TIMING
struct mutex exit_timing_lock;
@@ -526,7 +539,10 @@ struct kvm_vcpu_arch {
u32 eptcfg;
u32 epr;
u32 crit_save;
struct kvmppc_booke_debug_reg dbg_reg;
/* guest debug registers*/
struct debug_reg dbg_reg;
/* hardware visible debug registers when in guest state */
struct debug_reg shadow_dbg_reg;
#endif
gpa_t paddr_accessed;
gva_t vaddr_accessed;
@@ -577,7 +593,7 @@ struct kvm_vcpu_arch {
struct kvmppc_icp *icp; /* XICS presentation controller */
#endif
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
struct kvm_vcpu_arch_shared shregs;
unsigned long pgfault_addr;
arch/powerpc/include/asm/kvm_ppc.h
+79 -28
View File
@@ -106,13 +106,6 @@ extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
struct kvm_interrupt *irq);
extern void kvmppc_core_dequeue_external(struct kvm_vcpu *vcpu);
extern void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu);
extern int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
unsigned int op, int *advance);
extern int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn,
ulong val);
extern int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn,
ulong *val);
extern int kvmppc_core_check_requests(struct kvm_vcpu *vcpu);
extern int kvmppc_booke_init(void);
@@ -135,17 +128,17 @@ extern long kvm_vm_ioctl_create_spapr_tce(struct kvm *kvm,
struct kvm_create_spapr_tce *args);
extern long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
unsigned long ioba, unsigned long tce);
extern long kvm_vm_ioctl_allocate_rma(struct kvm *kvm,
struct kvm_allocate_rma *rma);
extern struct kvm_rma_info *kvm_alloc_rma(void);
extern void kvm_release_rma(struct kvm_rma_info *ri);
extern struct page *kvm_alloc_hpt(unsigned long nr_pages);
extern void kvm_release_hpt(struct page *page, unsigned long nr_pages);
extern int kvmppc_core_init_vm(struct kvm *kvm);
extern void kvmppc_core_destroy_vm(struct kvm *kvm);
extern void kvmppc_core_free_memslot(struct kvm_memory_slot *free,
extern void kvmppc_core_free_memslot(struct kvm *kvm,
struct kvm_memory_slot *free,
struct kvm_memory_slot *dont);
extern int kvmppc_core_create_memslot(struct kvm_memory_slot *slot,
extern int kvmppc_core_create_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot,
unsigned long npages);
extern int kvmppc_core_prepare_memory_region(struct kvm *kvm,
struct kvm_memory_slot *memslot,
@@ -177,6 +170,72 @@ extern int kvmppc_xics_get_xive(struct kvm *kvm, u32 irq, u32 *server,
extern int kvmppc_xics_int_on(struct kvm *kvm, u32 irq);
extern int kvmppc_xics_int_off(struct kvm *kvm, u32 irq);
union kvmppc_one_reg {
u32 wval;
u64 dval;
vector128 vval;
u64 vsxval[2];
struct {
u64 addr;
u64 length;
} vpaval;
};
struct kvmppc_ops {
struct module *owner;
int (*get_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int (*set_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int (*get_one_reg)(struct kvm_vcpu *vcpu, u64 id,
union kvmppc_one_reg *val);
int (*set_one_reg)(struct kvm_vcpu *vcpu, u64 id,
union kvmppc_one_reg *val);
void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
void (*vcpu_put)(struct kvm_vcpu *vcpu);
void (*set_msr)(struct kvm_vcpu *vcpu, u64 msr);
int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
struct kvm_vcpu *(*vcpu_create)(struct kvm *kvm, unsigned int id);
void (*vcpu_free)(struct kvm_vcpu *vcpu);
int (*check_requests)(struct kvm_vcpu *vcpu);
int (*get_dirty_log)(struct kvm *kvm, struct kvm_dirty_log *log);
void (*flush_memslot)(struct kvm *kvm, struct kvm_memory_slot *memslot);
int (*prepare_memory_region)(struct kvm *kvm,
struct kvm_memory_slot *memslot,
struct kvm_userspace_memory_region *mem);
void (*commit_memory_region)(struct kvm *kvm,
struct kvm_userspace_memory_region *mem,
const struct kvm_memory_slot *old);
int (*unmap_hva)(struct kvm *kvm, unsigned long hva);
int (*unmap_hva_range)(struct kvm *kvm, unsigned long start,
unsigned long end);
int (*age_hva)(struct kvm *kvm, unsigned long hva);
int (*test_age_hva)(struct kvm *kvm, unsigned long hva);
void (*set_spte_hva)(struct kvm *kvm, unsigned long hva, pte_t pte);
void (*mmu_destroy)(struct kvm_vcpu *vcpu);
void (*free_memslot)(struct kvm_memory_slot *free,
struct kvm_memory_slot *dont);
int (*create_memslot)(struct kvm_memory_slot *slot,
unsigned long npages);
int (*init_vm)(struct kvm *kvm);
void (*destroy_vm)(struct kvm *kvm);
int (*get_smmu_info)(struct kvm *kvm, struct kvm_ppc_smmu_info *info);
int (*emulate_op)(struct kvm_run *run, struct kvm_vcpu *vcpu,
unsigned int inst, int *advance);
int (*emulate_mtspr)(struct kvm_vcpu *vcpu, int sprn, ulong spr_val);
int (*emulate_mfspr)(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val);
void (*fast_vcpu_kick)(struct kvm_vcpu *vcpu);
long (*arch_vm_ioctl)(struct file *filp, unsigned int ioctl,
unsigned long arg);
};
extern struct kvmppc_ops *kvmppc_hv_ops;
extern struct kvmppc_ops *kvmppc_pr_ops;
static inline bool is_kvmppc_hv_enabled(struct kvm *kvm)
{
return kvm->arch.kvm_ops == kvmppc_hv_ops;
}
/*
* Cuts out inst bits with ordering according to spec.
* That means the leftmost bit is zero. All given bits are included.
@@ -210,17 +269,6 @@ static inline u32 kvmppc_set_field(u64 inst, int msb, int lsb, int value)
return r;
}
union kvmppc_one_reg {
u32 wval;
u64 dval;
vector128 vval;
u64 vsxval[2];
struct {
u64 addr;
u64 length;
} vpaval;
};
#define one_reg_size(id) \
(1ul << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
@@ -245,10 +293,10 @@ union kvmppc_one_reg {
__v; \
})
void kvmppc_core_get_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int kvmppc_core_get_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int kvmppc_core_set_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
void kvmppc_get_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int kvmppc_get_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int kvmppc_set_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg);
@@ -260,7 +308,7 @@ void kvmppc_set_pid(struct kvm_vcpu *vcpu, u32 pid);
struct openpic;
#ifdef CONFIG_KVM_BOOK3S_64_HV
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
extern void kvm_cma_reserve(void) __init;
static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
{
@@ -269,10 +317,10 @@ static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
static inline u32 kvmppc_get_xics_latch(void)
{
u32 xirr = get_paca()->kvm_hstate.saved_xirr;
u32 xirr;
xirr = get_paca()->kvm_hstate.saved_xirr;
get_paca()->kvm_hstate.saved_xirr = 0;
return xirr;
}
@@ -281,7 +329,10 @@ static inline void kvmppc_set_host_ipi(int cpu, u8 host_ipi)
paca[cpu].kvm_hstate.host_ipi = host_ipi;
}
extern void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu);
static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu)
{
vcpu->kvm->arch.kvm_ops->fast_vcpu_kick(vcpu);
}
#else
static inline void __init kvm_cma_reserve(void)
arch/powerpc/include/asm/paca.h
+1 -1
View File
@@ -166,7 +166,7 @@ struct paca_struct {
struct dtl_entry *dtl_curr; /* pointer corresponding to dtl_ridx */
#ifdef CONFIG_KVM_BOOK3S_HANDLER
#ifdef CONFIG_KVM_BOOK3S_PR
#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
/* We use this to store guest state in */
struct kvmppc_book3s_shadow_vcpu shadow_vcpu;
#endif
arch/powerpc/include/asm/processor.h
+22 -15
View File
@@ -147,21 +147,7 @@ typedef struct {
#define TS_FPR(i) fpr[i][TS_FPROFFSET]
#define TS_TRANS_FPR(i) transact_fpr[i][TS_FPROFFSET]
struct thread_struct {
unsigned long ksp; /* Kernel stack pointer */
#ifdef CONFIG_PPC64
unsigned long ksp_vsid;
#endif
struct pt_regs *regs; /* Pointer to saved register state */
mm_segment_t fs; /* for get_fs() validation */
#ifdef CONFIG_BOOKE
/* BookE base exception scratch space; align on cacheline */
unsigned long normsave[8] ____cacheline_aligned;
#endif
#ifdef CONFIG_PPC32
void *pgdir; /* root of page-table tree */
unsigned long ksp_limit; /* if ksp <= ksp_limit stack overflow */
#endif
struct debug_reg {
#ifdef CONFIG_PPC_ADV_DEBUG_REGS
/*
* The following help to manage the use of Debug Control Registers
@@ -198,6 +184,27 @@ struct thread_struct {
unsigned long dvc2;
#endif
#endif
};
struct thread_struct {
unsigned long ksp; /* Kernel stack pointer */
#ifdef CONFIG_PPC64
unsigned long ksp_vsid;
#endif
struct pt_regs *regs; /* Pointer to saved register state */
mm_segment_t fs; /* for get_fs() validation */
#ifdef CONFIG_BOOKE
/* BookE base exception scratch space; align on cacheline */
unsigned long normsave[8] ____cacheline_aligned;
#endif
#ifdef CONFIG_PPC32
void *pgdir; /* root of page-table tree */
unsigned long ksp_limit; /* if ksp <= ksp_limit stack overflow */
#endif
/* Debug Registers */
struct debug_reg debug;
/* FP and VSX 0-31 register set */
double fpr[32][TS_FPRWIDTH] __attribute__((aligned(16)));
struct {
arch/powerpc/include/asm/pte-book3e.h
+1 -1
View File
@@ -40,7 +40,7 @@
#define _PAGE_U1 0x010000
#define _PAGE_U0 0x020000
#define _PAGE_ACCESSED 0x040000
#define _PAGE_LENDIAN 0x080000
#define _PAGE_ENDIAN 0x080000
#define _PAGE_GUARDED 0x100000
#define _PAGE_COHERENT 0x200000 /* M: enforce memory coherence */
#define _PAGE_NO_CACHE 0x400000 /* I: cache inhibit */
arch/powerpc/include/asm/reg.h
+15
View File
@@ -243,6 +243,7 @@
#define SPRN_TBRU 0x10D /* Time Base Read Upper Register (user, R/O) */
#define SPRN_TBWL 0x11C /* Time Base Lower Register (super, R/W) */
#define SPRN_TBWU 0x11D /* Time Base Upper Register (super, R/W) */
#define SPRN_TBU40 0x11E /* Timebase upper 40 bits (hyper, R/W) */
#define SPRN_SPURR 0x134 /* Scaled PURR */
#define SPRN_HSPRG0 0x130 /* Hypervisor Scratch 0 */
#define SPRN_HSPRG1 0x131 /* Hypervisor Scratch 1 */
@@ -283,6 +284,7 @@
#define LPCR_ISL (1ul << (63-2))
#define LPCR_VC_SH (63-2)
#define LPCR_DPFD_SH (63-11)
#define LPCR_DPFD (7ul << LPCR_DPFD_SH)
#define LPCR_VRMASD (0x1ful << (63-16))
#define LPCR_VRMA_L (1ul << (63-12))
#define LPCR_VRMA_LP0 (1ul << (63-15))
@@ -299,6 +301,7 @@
#define LPCR_PECE2 0x00001000 /* machine check etc can cause exit */
#define LPCR_MER 0x00000800 /* Mediated External Exception */
#define LPCR_MER_SH 11
#define LPCR_TC 0x00000200 /* Translation control */
#define LPCR_LPES 0x0000000c
#define LPCR_LPES0 0x00000008 /* LPAR Env selector 0 */
#define LPCR_LPES1 0x00000004 /* LPAR Env selector 1 */
@@ -311,6 +314,10 @@
#define LPID_RSVD 0x3ff /* Reserved LPID for partn switching */
#define SPRN_HMER 0x150 /* Hardware m? error recovery */
#define SPRN_HMEER 0x151 /* Hardware m? enable error recovery */
#define SPRN_PCR 0x152 /* Processor compatibility register */
#define PCR_VEC_DIS (1ul << (63-0)) /* Vec. disable (bit NA since POWER8) */
#define PCR_VSX_DIS (1ul << (63-1)) /* VSX disable (bit NA since POWER8) */
#define PCR_ARCH_205 0x2 /* Architecture 2.05 */
#define SPRN_HEIR 0x153 /* Hypervisor Emulated Instruction Register */
#define SPRN_TLBINDEXR 0x154 /* P7 TLB control register */
#define SPRN_TLBVPNR 0x155 /* P7 TLB control register */
@@ -420,6 +427,7 @@
#define HID4_RMLS2_SH (63 - 2) /* Real mode limit bottom 2 bits */
#define HID4_LPID5_SH (63 - 6) /* partition ID bottom 4 bits */
#define HID4_RMOR_SH (63 - 22) /* real mode offset (16 bits) */
#define HID4_RMOR (0xFFFFul << HID4_RMOR_SH)
#define HID4_LPES1 (1 << (63-57)) /* LPAR env. sel. bit 1 */
#define HID4_RMLS0_SH (63 - 58) /* Real mode limit top bit */
#define HID4_LPID1_SH 0 /* partition ID top 2 bits */
@@ -1102,6 +1110,13 @@
#define PVR_BE 0x0070
#define PVR_PA6T 0x0090
/* "Logical" PVR values defined in PAPR, representing architecture levels */
#define PVR_ARCH_204 0x0f000001
#define PVR_ARCH_205 0x0f000002
#define PVR_ARCH_206 0x0f000003
#define PVR_ARCH_206p 0x0f100003
#define PVR_ARCH_207 0x0f000004
/* Macros for setting and retrieving special purpose registers */
#ifndef __ASSEMBLY__
#define mfmsr() ({unsigned long rval; \
arch/powerpc/include/asm/reg_booke.h
+4 -4
View File
@@ -381,7 +381,7 @@
#define DBCR0_IA34T 0x00004000 /* Instr Addr 3-4 range Toggle */
#define DBCR0_FT 0x00000001 /* Freeze Timers on debug event */
#define dbcr_iac_range(task) ((task)->thread.dbcr0)
#define dbcr_iac_range(task) ((task)->thread.debug.dbcr0)
#define DBCR_IAC12I DBCR0_IA12 /* Range Inclusive */
#define DBCR_IAC12X (DBCR0_IA12 | DBCR0_IA12X) /* Range Exclusive */
#define DBCR_IAC12MODE (DBCR0_IA12 | DBCR0_IA12X) /* IAC 1-2 Mode Bits */
@@ -395,7 +395,7 @@
#define DBCR1_DAC1W 0x20000000 /* DAC1 Write Debug Event */
#define DBCR1_DAC2W 0x10000000 /* DAC2 Write Debug Event */
#define dbcr_dac(task) ((task)->thread.dbcr1)
#define dbcr_dac(task) ((task)->thread.debug.dbcr1)
#define DBCR_DAC1R DBCR1_DAC1R
#define DBCR_DAC1W DBCR1_DAC1W
#define DBCR_DAC2R DBCR1_DAC2R
@@ -441,7 +441,7 @@
#define DBCR0_CRET 0x00000020 /* Critical Return Debug Event */
#define DBCR0_FT 0x00000001 /* Freeze Timers on debug event */
#define dbcr_dac(task) ((task)->thread.dbcr0)
#define dbcr_dac(task) ((task)->thread.debug.dbcr0)
#define DBCR_DAC1R DBCR0_DAC1R
#define DBCR_DAC1W DBCR0_DAC1W
#define DBCR_DAC2R DBCR0_DAC2R
@@ -475,7 +475,7 @@
#define DBCR1_IAC34MX 0x000000C0 /* Instr Addr 3-4 range eXclusive */
#define DBCR1_IAC34AT 0x00000001 /* Instr Addr 3-4 range Toggle */
#define dbcr_iac_range(task) ((task)->thread.dbcr1)
#define dbcr_iac_range(task) ((task)->thread.debug.dbcr1)
#define DBCR_IAC12I DBCR1_IAC12M /* Range Inclusive */
#define DBCR_IAC12X DBCR1_IAC12MX /* Range Exclusive */
#define DBCR_IAC12MODE DBCR1_IAC12MX /* IAC 1-2 Mode Bits */
arch/powerpc/include/asm/switch_to.h
+1
View File
@@ -35,6 +35,7 @@ extern void giveup_vsx(struct task_struct *);
extern void enable_kernel_spe(void);
extern void giveup_spe(struct task_struct *);
extern void load_up_spe(struct task_struct *);
extern void switch_booke_debug_regs(struct thread_struct *new_thread);
#ifndef CONFIG_SMP
extern void discard_lazy_cpu_state(void);

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