diff options
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/kexec.h | 6 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/kvm_book3s.h | 10 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/kvm_fpu.h | 27 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/kvm_host.h | 18 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/mmu-hash64.h | 4 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/system.h | 3 |
6 files changed, 45 insertions, 23 deletions
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 2a9cd74a841e..076327f2eff7 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -8,9 +8,9 @@ * On FSL-BookE we setup a 1:1 mapping which covers the first 2GiB of memory * and therefore we can only deal with memory within this range */ -#define KEXEC_SOURCE_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL) -#define KEXEC_DESTINATION_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL) -#define KEXEC_CONTROL_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL) +#define KEXEC_SOURCE_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) +#define KEXEC_DESTINATION_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) +#define KEXEC_CONTROL_MEMORY_LIMIT (2 * 1024 * 1024 * 1024UL - 1) #else diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h index 6f74d93725a0..8274a2d43925 100644 --- a/arch/powerpc/include/asm/kvm_book3s.h +++ b/arch/powerpc/include/asm/kvm_book3s.h @@ -115,7 +115,15 @@ extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu); 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 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_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); +extern int kvmppc_mmu_hpte_sysinit(void); +extern void kvmppc_mmu_hpte_sysexit(void); + 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); diff --git a/arch/powerpc/include/asm/kvm_fpu.h b/arch/powerpc/include/asm/kvm_fpu.h index 94f05de9ad04..c3d4f0518a67 100644 --- a/arch/powerpc/include/asm/kvm_fpu.h +++ b/arch/powerpc/include/asm/kvm_fpu.h @@ -22,24 +22,24 @@ #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_fres(u64 *fpscr, u32 *dst, u32 *src1); +extern void fps_frsqrte(u64 *fpscr, u32 *dst, u32 *src1); +extern void fps_fsqrts(u64 *fpscr, 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_fadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2); +extern void fps_fdivs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2); +extern void fps_fmuls(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2); +extern void fps_fsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2); -extern void fps_fmadds(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2, +extern void fps_fmadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2, u32 *src3); -extern void fps_fmsubs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2, +extern void fps_fmsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2, u32 *src3); -extern void fps_fnmadds(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2, +extern void fps_fnmadds(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2, u32 *src3); -extern void fps_fnmsubs(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2, +extern void fps_fnmsubs(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2, u32 *src3); -extern void fps_fsel(struct thread_struct *t, u32 *dst, u32 *src1, u32 *src2, +extern void fps_fsel(u64 *fpscr, u32 *dst, u32 *src1, u32 *src2, u32 *src3); #define FPD_ONE_IN(name) extern void fpd_ ## name(u64 *fpscr, u32 *cr, \ @@ -82,4 +82,7 @@ FPD_THREE_IN(fmadd) FPD_THREE_IN(fnmsub) FPD_THREE_IN(fnmadd) +extern void kvm_cvt_fd(u32 *from, u64 *to, u64 *fpscr); +extern void kvm_cvt_df(u64 *from, u32 *to, u64 *fpscr); + #endif diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index 0c9ad869decd..b0b23c007d6e 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -35,10 +35,17 @@ #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 /* We don't currently support large pages. */ +#define KVM_HPAGE_GFN_SHIFT(x) 0 #define KVM_NR_PAGE_SIZES 1 #define KVM_PAGES_PER_HPAGE(x) (1UL<<31) -#define HPTEG_CACHE_NUM 1024 +#define HPTEG_CACHE_NUM (1 << 15) +#define HPTEG_HASH_BITS_PTE 13 +#define HPTEG_HASH_BITS_VPTE 13 +#define HPTEG_HASH_BITS_VPTE_LONG 5 +#define HPTEG_HASH_NUM_PTE (1 << HPTEG_HASH_BITS_PTE) +#define HPTEG_HASH_NUM_VPTE (1 << HPTEG_HASH_BITS_VPTE) +#define HPTEG_HASH_NUM_VPTE_LONG (1 << HPTEG_HASH_BITS_VPTE_LONG) struct kvm; struct kvm_run; @@ -151,6 +158,9 @@ struct kvmppc_mmu { }; struct hpte_cache { + struct hlist_node list_pte; + struct hlist_node list_vpte; + struct hlist_node list_vpte_long; u64 host_va; u64 pfn; ulong slot; @@ -282,8 +292,10 @@ struct kvm_vcpu_arch { unsigned long pending_exceptions; #ifdef CONFIG_PPC_BOOK3S - struct hpte_cache hpte_cache[HPTEG_CACHE_NUM]; - int hpte_cache_offset; + struct hlist_head hpte_hash_pte[HPTEG_HASH_NUM_PTE]; + struct hlist_head hpte_hash_vpte[HPTEG_HASH_NUM_VPTE]; + struct hlist_head hpte_hash_vpte_long[HPTEG_HASH_NUM_VPTE_LONG]; + int hpte_cache_count; #endif }; diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index 2102b214a87c..0e398cfee2c8 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -250,7 +250,9 @@ extern int hash_page(unsigned long ea, unsigned long access, unsigned long trap) int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid, pte_t *ptep, unsigned long trap, int local, int ssize, unsigned int shift, unsigned int mmu_psize); - +extern void hash_failure_debug(unsigned long ea, unsigned long access, + unsigned long vsid, unsigned long trap, + int ssize, int psize, unsigned long pte); extern int htab_bolt_mapping(unsigned long vstart, unsigned long vend, unsigned long pstart, unsigned long prot, int psize, int ssize); diff --git a/arch/powerpc/include/asm/system.h b/arch/powerpc/include/asm/system.h index a6297c67c3d6..6c294acac848 100644 --- a/arch/powerpc/include/asm/system.h +++ b/arch/powerpc/include/asm/system.h @@ -515,11 +515,8 @@ __cmpxchg_local(volatile void *ptr, unsigned long old, unsigned long new, * powers of 2 writes until it reaches sufficient alignment). * * Based on this we disable the IP header alignment in network drivers. - * We also modify NET_SKB_PAD to be a cacheline in size, thus maintaining - * cacheline alignment of buffers. */ #define NET_IP_ALIGN 0 -#define NET_SKB_PAD L1_CACHE_BYTES #define cmpxchg64(ptr, o, n) \ ({ \ |