Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This program is free software; you can redistribute it and/or modify |
| 3 | * it under the terms of the GNU General Public License, version 2, as |
| 4 | * published by the Free Software Foundation. |
| 5 | * |
| 6 | * This program is distributed in the hope that it will be useful, |
| 7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 9 | * GNU General Public License for more details. |
| 10 | * |
| 11 | * You should have received a copy of the GNU General Public License |
| 12 | * along with this program; if not, write to the Free Software |
| 13 | * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 14 | * |
| 15 | * Copyright SUSE Linux Products GmbH 2009 |
| 16 | * |
| 17 | * Authors: Alexander Graf <agraf@suse.de> |
| 18 | */ |
| 19 | |
| 20 | #ifndef __ASM_KVM_BOOK3S_H__ |
| 21 | #define __ASM_KVM_BOOK3S_H__ |
| 22 | |
| 23 | #include <linux/types.h> |
| 24 | #include <linux/kvm_host.h> |
Alexander Graf | 2191d65 | 2010-04-16 00:11:32 +0200 | [diff] [blame] | 25 | #include <asm/kvm_book3s_asm.h> |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 26 | |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 27 | struct kvmppc_bat { |
Alexander Graf | e15a113 | 2009-11-30 03:02:02 +0000 | [diff] [blame] | 28 | u64 raw; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 29 | u32 bepi; |
| 30 | u32 bepi_mask; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 31 | u32 brpn; |
| 32 | u8 wimg; |
| 33 | u8 pp; |
Alexander Graf | 3ed9c6d | 2010-03-24 21:48:36 +0100 | [diff] [blame] | 34 | bool vs : 1; |
| 35 | bool vp : 1; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 36 | }; |
| 37 | |
| 38 | struct kvmppc_sid_map { |
| 39 | u64 guest_vsid; |
| 40 | u64 guest_esid; |
| 41 | u64 host_vsid; |
Alexander Graf | 3ed9c6d | 2010-03-24 21:48:36 +0100 | [diff] [blame] | 42 | bool valid : 1; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 43 | }; |
| 44 | |
| 45 | #define SID_MAP_BITS 9 |
| 46 | #define SID_MAP_NUM (1 << SID_MAP_BITS) |
| 47 | #define SID_MAP_MASK (SID_MAP_NUM - 1) |
| 48 | |
Alexander Graf | 8b6db3b | 2010-08-15 08:04:24 +0200 | [diff] [blame] | 49 | #ifdef CONFIG_PPC_BOOK3S_64 |
| 50 | #define SID_CONTEXTS 1 |
| 51 | #else |
| 52 | #define SID_CONTEXTS 128 |
| 53 | #define VSID_POOL_SIZE (SID_CONTEXTS * 16) |
| 54 | #endif |
| 55 | |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 56 | struct hpte_cache { |
| 57 | struct hlist_node list_pte; |
| 58 | struct hlist_node list_pte_long; |
| 59 | struct hlist_node list_vpte; |
| 60 | struct hlist_node list_vpte_long; |
Paul Mackerras | a4a0f25 | 2013-09-20 14:52:44 +1000 | [diff] [blame] | 61 | #ifdef CONFIG_PPC_BOOK3S_64 |
| 62 | struct hlist_node list_vpte_64k; |
| 63 | #endif |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 64 | struct rcu_head rcu_head; |
Aneesh Kumar K.V | 5524a27 | 2012-09-10 02:52:50 +0000 | [diff] [blame] | 65 | u64 host_vpn; |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 66 | u64 pfn; |
| 67 | ulong slot; |
| 68 | struct kvmppc_pte pte; |
Paul Mackerras | c9029c3 | 2013-09-20 14:52:45 +1000 | [diff] [blame] | 69 | int pagesize; |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 70 | }; |
| 71 | |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 72 | struct kvmppc_vcpu_book3s { |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 73 | struct kvmppc_sid_map sid_map[SID_MAP_NUM]; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 74 | struct { |
| 75 | u64 esid; |
| 76 | u64 vsid; |
| 77 | } slb_shadow[64]; |
| 78 | u8 slb_shadow_max; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 79 | struct kvmppc_bat ibat[8]; |
| 80 | struct kvmppc_bat dbat[8]; |
| 81 | u64 hid[6]; |
Alexander Graf | d6d549b | 2010-02-19 11:00:33 +0100 | [diff] [blame] | 82 | u64 gqr[8]; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 83 | u64 sdr1; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 84 | u64 hior; |
| 85 | u64 msr_mask; |
Alexander Graf | 8b6db3b | 2010-08-15 08:04:24 +0200 | [diff] [blame] | 86 | #ifdef CONFIG_PPC_BOOK3S_32 |
| 87 | u32 vsid_pool[VSID_POOL_SIZE]; |
Benjamin Herrenschmidt | ffe3649 | 2012-03-23 11:21:14 +1100 | [diff] [blame] | 88 | u32 vsid_next; |
Alexander Graf | 8b6db3b | 2010-08-15 08:04:24 +0200 | [diff] [blame] | 89 | #else |
Benjamin Herrenschmidt | ffe3649 | 2012-03-23 11:21:14 +1100 | [diff] [blame] | 90 | u64 proto_vsid_first; |
| 91 | u64 proto_vsid_max; |
| 92 | u64 proto_vsid_next; |
Alexander Graf | 8b6db3b | 2010-08-15 08:04:24 +0200 | [diff] [blame] | 93 | #endif |
| 94 | int context_id[SID_CONTEXTS]; |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 95 | |
Alexander Graf | 1022fc3 | 2011-09-14 21:45:23 +0200 | [diff] [blame] | 96 | bool hior_explicit; /* HIOR is set by ioctl, not PVR */ |
| 97 | |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 98 | struct hlist_head hpte_hash_pte[HPTEG_HASH_NUM_PTE]; |
| 99 | struct hlist_head hpte_hash_pte_long[HPTEG_HASH_NUM_PTE_LONG]; |
| 100 | struct hlist_head hpte_hash_vpte[HPTEG_HASH_NUM_VPTE]; |
| 101 | struct hlist_head hpte_hash_vpte_long[HPTEG_HASH_NUM_VPTE_LONG]; |
Paul Mackerras | a4a0f25 | 2013-09-20 14:52:44 +1000 | [diff] [blame] | 102 | #ifdef CONFIG_PPC_BOOK3S_64 |
| 103 | struct hlist_head hpte_hash_vpte_64k[HPTEG_HASH_NUM_VPTE_64K]; |
| 104 | #endif |
Paul Mackerras | c4befc5 | 2011-06-29 00:17:33 +0000 | [diff] [blame] | 105 | int hpte_cache_count; |
| 106 | spinlock_t mmu_lock; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 107 | }; |
| 108 | |
Paul Mackerras | c9029c3 | 2013-09-20 14:52:45 +1000 | [diff] [blame] | 109 | #define VSID_REAL 0x07ffffffffc00000ULL |
| 110 | #define VSID_BAT 0x07ffffffffb00000ULL |
| 111 | #define VSID_64K 0x0800000000000000ULL |
Paul Mackerras | 0f29682 | 2013-06-22 17:16:32 +1000 | [diff] [blame] | 112 | #define VSID_1T 0x1000000000000000ULL |
Alexander Graf | f7bc74e | 2010-04-20 02:49:48 +0200 | [diff] [blame] | 113 | #define VSID_REAL_DR 0x2000000000000000ULL |
| 114 | #define VSID_REAL_IR 0x4000000000000000ULL |
Alexander Graf | 5a1b419 | 2010-03-24 21:48:35 +0100 | [diff] [blame] | 115 | #define VSID_PR 0x8000000000000000ULL |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 116 | |
Alexander Graf | af7b4d1 | 2010-04-20 02:49:46 +0200 | [diff] [blame] | 117 | extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, ulong ea, ulong ea_mask); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 118 | extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask); |
Alexander Graf | af7b4d1 | 2010-04-20 02:49:46 +0200 | [diff] [blame] | 119 | extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 120 | extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr); |
| 121 | extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu); |
| 122 | extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu); |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 123 | extern void kvmppc_mmu_book3s_hv_init(struct kvm_vcpu *vcpu); |
Paul Mackerras | 93b159b | 2013-09-20 14:52:51 +1000 | [diff] [blame] | 124 | extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte, |
| 125 | bool iswrite); |
| 126 | extern void kvmppc_mmu_unmap_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 127 | extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr); |
Paul Mackerras | 0f29682 | 2013-06-22 17:16:32 +1000 | [diff] [blame] | 128 | extern void kvmppc_mmu_flush_segment(struct kvm_vcpu *vcpu, ulong eaddr, ulong seg_size); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 129 | extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu); |
Paul Mackerras | 697d389 | 2011-12-12 12:36:37 +0000 | [diff] [blame] | 130 | extern int kvmppc_book3s_hv_page_fault(struct kvm_run *run, |
| 131 | struct kvm_vcpu *vcpu, unsigned long addr, |
| 132 | unsigned long status); |
| 133 | extern long kvmppc_hv_find_lock_hpte(struct kvm *kvm, gva_t eaddr, |
| 134 | unsigned long slb_v, unsigned long valid); |
Alexander Graf | fef093be | 2010-06-30 15:18:46 +0200 | [diff] [blame] | 135 | |
| 136 | extern void kvmppc_mmu_hpte_cache_map(struct kvm_vcpu *vcpu, struct hpte_cache *pte); |
| 137 | extern struct hpte_cache *kvmppc_mmu_hpte_cache_next(struct kvm_vcpu *vcpu); |
Paul Mackerras | d78bca7 | 2013-09-20 14:52:52 +1000 | [diff] [blame] | 138 | extern void kvmppc_mmu_hpte_cache_free(struct hpte_cache *pte); |
Alexander Graf | fef093be | 2010-06-30 15:18:46 +0200 | [diff] [blame] | 139 | extern void kvmppc_mmu_hpte_destroy(struct kvm_vcpu *vcpu); |
| 140 | extern int kvmppc_mmu_hpte_init(struct kvm_vcpu *vcpu); |
| 141 | extern void kvmppc_mmu_invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte); |
| 142 | extern int kvmppc_mmu_hpte_sysinit(void); |
| 143 | extern void kvmppc_mmu_hpte_sysexit(void); |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 144 | extern int kvmppc_mmu_hv_init(void); |
Paul Mackerras | ae2113a | 2014-06-02 11:03:00 +1000 | [diff] [blame] | 145 | extern int kvmppc_book3s_hcall_implemented(struct kvm *kvm, unsigned long hc); |
Alexander Graf | fef093be | 2010-06-30 15:18:46 +0200 | [diff] [blame] | 146 | |
Alexander Graf | 35c4a73 | 2014-06-20 13:58:16 +0200 | [diff] [blame] | 147 | /* XXX remove this export when load_last_inst() is generic */ |
Alexander Graf | 5467a97 | 2010-02-19 11:00:38 +0100 | [diff] [blame] | 148 | extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 149 | extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec); |
Benjamin Herrenschmidt | bc5ad3f | 2013-04-17 20:30:26 +0000 | [diff] [blame] | 150 | extern void kvmppc_book3s_dequeue_irqprio(struct kvm_vcpu *vcpu, |
| 151 | unsigned int vec); |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 152 | extern void kvmppc_inject_interrupt(struct kvm_vcpu *vcpu, int vec, u64 flags); |
Alexander Graf | e15a113 | 2009-11-30 03:02:02 +0000 | [diff] [blame] | 153 | extern void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, |
| 154 | bool upper, u32 val); |
Alexander Graf | aba3bd7 | 2010-02-19 11:00:39 +0100 | [diff] [blame] | 155 | extern void kvmppc_giveup_ext(struct kvm_vcpu *vcpu, ulong msr); |
Alexander Graf | 831317b | 2010-02-19 11:00:44 +0100 | [diff] [blame] | 156 | extern int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu); |
Dan Williams | ba049e9 | 2016-01-15 16:56:11 -0800 | [diff] [blame^] | 157 | extern kvm_pfn_t kvmppc_gpa_to_pfn(struct kvm_vcpu *vcpu, gpa_t gpa, |
| 158 | bool writing, bool *writable); |
Paul Mackerras | 342d3db | 2011-12-12 12:38:05 +0000 | [diff] [blame] | 159 | extern void kvmppc_add_revmap_chain(struct kvm *kvm, struct revmap_entry *rev, |
| 160 | unsigned long *rmap, long pte_index, int realmode); |
Paul Mackerras | 08fe1e7 | 2015-06-24 21:18:06 +1000 | [diff] [blame] | 161 | extern void kvmppc_update_rmap_change(unsigned long *rmap, unsigned long psize); |
Alexander Graf | 6f22bd3 | 2014-06-11 10:16:06 +0200 | [diff] [blame] | 162 | extern void kvmppc_invalidate_hpte(struct kvm *kvm, __be64 *hptep, |
Paul Mackerras | 342d3db | 2011-12-12 12:38:05 +0000 | [diff] [blame] | 163 | unsigned long pte_index); |
Alexander Graf | 6f22bd3 | 2014-06-11 10:16:06 +0200 | [diff] [blame] | 164 | void kvmppc_clear_ref_hpte(struct kvm *kvm, __be64 *hptep, |
Paul Mackerras | 5551489 | 2011-12-15 02:02:47 +0000 | [diff] [blame] | 165 | unsigned long pte_index); |
Paul Mackerras | 93e6024 | 2011-12-12 12:28:55 +0000 | [diff] [blame] | 166 | extern void *kvmppc_pin_guest_page(struct kvm *kvm, unsigned long addr, |
| 167 | unsigned long *nb_ret); |
Paul Mackerras | c35635e | 2013-04-18 19:51:04 +0000 | [diff] [blame] | 168 | extern void kvmppc_unpin_guest_page(struct kvm *kvm, void *addr, |
| 169 | unsigned long gpa, bool dirty); |
Paul Mackerras | 7ed661b | 2012-11-13 18:31:32 +0000 | [diff] [blame] | 170 | extern long kvmppc_do_h_enter(struct kvm *kvm, unsigned long flags, |
| 171 | long pte_index, unsigned long pteh, unsigned long ptel, |
| 172 | pgd_t *pgdir, bool realmode, unsigned long *idx_ret); |
Paul Mackerras | 6b445ad | 2012-11-19 22:55:44 +0000 | [diff] [blame] | 173 | extern long kvmppc_do_h_remove(struct kvm *kvm, unsigned long flags, |
| 174 | unsigned long pte_index, unsigned long avpn, |
| 175 | unsigned long *hpret); |
Paul Mackerras | 82ed361 | 2011-12-15 02:03:22 +0000 | [diff] [blame] | 176 | extern long kvmppc_hv_get_dirty_log(struct kvm *kvm, |
Paul Mackerras | dfe49db | 2012-09-11 13:28:18 +0000 | [diff] [blame] | 177 | struct kvm_memory_slot *memslot, unsigned long *map); |
Paul Mackerras | a0144e2 | 2013-09-20 14:52:38 +1000 | [diff] [blame] | 178 | extern void kvmppc_update_lpcr(struct kvm *kvm, unsigned long lpcr, |
| 179 | unsigned long mask); |
Alexander Graf | 8e6afa3 | 2014-07-31 10:21:59 +0200 | [diff] [blame] | 180 | extern void kvmppc_set_fscr(struct kvm_vcpu *vcpu, u64 fscr); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 181 | |
Paul Mackerras | 0214394 | 2011-07-23 17:41:44 +1000 | [diff] [blame] | 182 | extern void kvmppc_entry_trampoline(void); |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 183 | extern void kvmppc_hv_entry_trampoline(void); |
Alexander Graf | ca7f420 | 2010-03-24 21:48:28 +0100 | [diff] [blame] | 184 | extern u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst); |
| 185 | extern ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst); |
Alexander Graf | 0254f074 | 2011-08-08 17:21:15 +0200 | [diff] [blame] | 186 | extern int kvmppc_h_pr(struct kvm_vcpu *vcpu, unsigned long cmd); |
Paul Mackerras | 699a0ea | 2014-06-02 11:02:59 +1000 | [diff] [blame] | 187 | extern void kvmppc_pr_init_default_hcalls(struct kvm *kvm); |
Paul Mackerras | ae2113a | 2014-06-02 11:03:00 +1000 | [diff] [blame] | 188 | extern int kvmppc_hcall_impl_pr(unsigned long cmd); |
| 189 | extern int kvmppc_hcall_impl_hv_realmode(unsigned long cmd); |
Alexander Graf | c9dad7f | 2013-11-29 02:27:23 +0100 | [diff] [blame] | 190 | extern void kvmppc_copy_to_svcpu(struct kvmppc_book3s_shadow_vcpu *svcpu, |
| 191 | struct kvm_vcpu *vcpu); |
| 192 | extern void kvmppc_copy_from_svcpu(struct kvm_vcpu *vcpu, |
| 193 | struct kvmppc_book3s_shadow_vcpu *svcpu); |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 194 | |
| 195 | static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu) |
| 196 | { |
Paul Mackerras | 3ff9550 | 2013-09-20 14:52:49 +1000 | [diff] [blame] | 197 | return vcpu->arch.book3s; |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 198 | } |
| 199 | |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 200 | /* Also add subarch specific defines */ |
| 201 | |
| 202 | #ifdef CONFIG_KVM_BOOK3S_32_HANDLER |
| 203 | #include <asm/kvm_book3s_32.h> |
| 204 | #endif |
| 205 | #ifdef CONFIG_KVM_BOOK3S_64_HANDLER |
| 206 | #include <asm/kvm_book3s_64.h> |
| 207 | #endif |
| 208 | |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 209 | static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) |
| 210 | { |
| 211 | vcpu->arch.gpr[num] = val; |
| 212 | } |
| 213 | |
| 214 | static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num) |
| 215 | { |
| 216 | return vcpu->arch.gpr[num]; |
| 217 | } |
| 218 | |
| 219 | static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val) |
| 220 | { |
| 221 | vcpu->arch.cr = val; |
| 222 | } |
| 223 | |
| 224 | static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu) |
| 225 | { |
| 226 | return vcpu->arch.cr; |
| 227 | } |
| 228 | |
Sam bobroff | c63517c | 2015-05-27 09:56:57 +1000 | [diff] [blame] | 229 | static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, ulong val) |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 230 | { |
| 231 | vcpu->arch.xer = val; |
| 232 | } |
| 233 | |
Sam bobroff | c63517c | 2015-05-27 09:56:57 +1000 | [diff] [blame] | 234 | static inline ulong kvmppc_get_xer(struct kvm_vcpu *vcpu) |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 235 | { |
| 236 | return vcpu->arch.xer; |
| 237 | } |
| 238 | |
| 239 | static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val) |
| 240 | { |
| 241 | vcpu->arch.ctr = val; |
| 242 | } |
| 243 | |
| 244 | static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu) |
| 245 | { |
| 246 | return vcpu->arch.ctr; |
| 247 | } |
| 248 | |
| 249 | static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val) |
| 250 | { |
| 251 | vcpu->arch.lr = val; |
| 252 | } |
| 253 | |
| 254 | static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu) |
| 255 | { |
| 256 | return vcpu->arch.lr; |
| 257 | } |
| 258 | |
| 259 | static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val) |
| 260 | { |
| 261 | vcpu->arch.pc = val; |
| 262 | } |
| 263 | |
| 264 | static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu) |
| 265 | { |
| 266 | return vcpu->arch.pc; |
| 267 | } |
| 268 | |
Alexander Graf | 5deb8e7 | 2014-04-24 13:46:24 +0200 | [diff] [blame] | 269 | static inline u64 kvmppc_get_msr(struct kvm_vcpu *vcpu); |
Cédric Le Goater | 7360177 | 2014-01-09 11:51:16 +0100 | [diff] [blame] | 270 | static inline bool kvmppc_need_byteswap(struct kvm_vcpu *vcpu) |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 271 | { |
Alexander Graf | 5deb8e7 | 2014-04-24 13:46:24 +0200 | [diff] [blame] | 272 | return (kvmppc_get_msr(vcpu) & MSR_LE) != (MSR_KERNEL & MSR_LE); |
Cédric Le Goater | 7360177 | 2014-01-09 11:51:16 +0100 | [diff] [blame] | 273 | } |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 274 | |
Paul Mackerras | de56a94 | 2011-06-29 00:21:34 +0000 | [diff] [blame] | 275 | static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu) |
| 276 | { |
| 277 | return vcpu->arch.fault_dar; |
| 278 | } |
| 279 | |
Greg Kurz | e59d24e | 2014-02-06 17:36:56 +0100 | [diff] [blame] | 280 | static inline bool is_kvmppc_resume_guest(int r) |
| 281 | { |
| 282 | return (r == RESUME_GUEST || r == RESUME_GUEST_NV); |
| 283 | } |
| 284 | |
Alexander Graf | c12fb43 | 2014-06-20 14:43:36 +0200 | [diff] [blame] | 285 | static inline bool is_kvmppc_hv_enabled(struct kvm *kvm); |
| 286 | static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu) |
| 287 | { |
| 288 | /* Only PR KVM supports the magic page */ |
| 289 | return !is_kvmppc_hv_enabled(vcpu->kvm); |
| 290 | } |
| 291 | |
David Gibson | 99342cf8 | 2015-02-05 11:53:25 +1100 | [diff] [blame] | 292 | extern int kvmppc_h_logical_ci_load(struct kvm_vcpu *vcpu); |
| 293 | extern int kvmppc_h_logical_ci_store(struct kvm_vcpu *vcpu); |
| 294 | |
Alexander Graf | ad0a048 | 2010-03-24 21:48:30 +0100 | [diff] [blame] | 295 | /* Magic register values loaded into r3 and r4 before the 'sc' assembly |
| 296 | * instruction for the OSI hypercalls */ |
| 297 | #define OSI_SC_MAGIC_R3 0x113724FA |
| 298 | #define OSI_SC_MAGIC_R4 0x77810F9B |
| 299 | |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 300 | #define INS_DCBZ 0x7c0007ec |
Bharat Bhushan | 8c32a2e | 2013-03-20 20:24:58 +0000 | [diff] [blame] | 301 | /* TO = 31 for unconditional trap */ |
| 302 | #define INS_TW 0x7fe00008 |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 303 | |
Scott Wood | 043cc4d | 2011-12-20 15:34:20 +0000 | [diff] [blame] | 304 | /* LPIDs we support with this build -- runtime limit may be lower */ |
| 305 | #define KVMPPC_NR_LPIDS (LPID_RSVD + 1) |
| 306 | |
Alexander Graf | c01e3f6 | 2014-07-11 02:58:58 +0200 | [diff] [blame] | 307 | #define SPLIT_HACK_MASK 0xff000000 |
| 308 | #define SPLIT_HACK_OFFS 0xfb000000 |
| 309 | |
Alexander Graf | 4e342025 | 2009-10-30 05:47:05 +0000 | [diff] [blame] | 310 | #endif /* __ASM_KVM_BOOK3S_H__ */ |