Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [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 IBM Corp. 2007 |
| 16 | * |
| 17 | * Authors: Hollis Blanchard <hollisb@us.ibm.com> |
| 18 | */ |
| 19 | |
| 20 | #ifndef __POWERPC_KVM_HOST_H__ |
| 21 | #define __POWERPC_KVM_HOST_H__ |
| 22 | |
| 23 | #include <linux/mutex.h> |
| 24 | #include <linux/timer.h> |
| 25 | #include <linux/types.h> |
| 26 | #include <linux/kvm_types.h> |
| 27 | #include <asm/kvm_asm.h> |
| 28 | |
| 29 | #define KVM_MAX_VCPUS 1 |
| 30 | #define KVM_MEMORY_SLOTS 32 |
| 31 | /* memory slots that does not exposed to userspace */ |
| 32 | #define KVM_PRIVATE_MEM_SLOTS 4 |
| 33 | |
Laurent Vivier | 588968b | 2008-05-30 16:05:56 +0200 | [diff] [blame] | 34 | #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 |
| 35 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 36 | /* We don't currently support large pages. */ |
Joerg Roedel | ec04b26 | 2009-06-19 15:16:23 +0200 | [diff] [blame] | 37 | #define KVM_NR_PAGE_SIZES 1 |
| 38 | #define KVM_PAGES_PER_HPAGE(x) (1UL<<31) |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 39 | |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 40 | #define HPTEG_CACHE_NUM 1024 |
| 41 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 42 | struct kvm; |
| 43 | struct kvm_run; |
| 44 | struct kvm_vcpu; |
| 45 | |
| 46 | struct kvm_vm_stat { |
| 47 | u32 remote_tlb_flush; |
| 48 | }; |
| 49 | |
| 50 | struct kvm_vcpu_stat { |
| 51 | u32 sum_exits; |
| 52 | u32 mmio_exits; |
| 53 | u32 dcr_exits; |
| 54 | u32 signal_exits; |
| 55 | u32 light_exits; |
| 56 | /* Account for special types of light exits: */ |
| 57 | u32 itlb_real_miss_exits; |
| 58 | u32 itlb_virt_miss_exits; |
| 59 | u32 dtlb_real_miss_exits; |
| 60 | u32 dtlb_virt_miss_exits; |
| 61 | u32 syscall_exits; |
| 62 | u32 isi_exits; |
| 63 | u32 dsi_exits; |
| 64 | u32 emulated_inst_exits; |
| 65 | u32 dec_exits; |
| 66 | u32 ext_intr_exits; |
Hollis Blanchard | 45c5eb6 | 2008-04-25 17:55:49 -0500 | [diff] [blame] | 67 | u32 halt_wakeup; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 68 | #ifdef CONFIG_PPC64 |
| 69 | u32 pf_storage; |
| 70 | u32 pf_instruc; |
| 71 | u32 sp_storage; |
| 72 | u32 sp_instruc; |
| 73 | u32 queue_intr; |
| 74 | u32 ld; |
| 75 | u32 ld_slow; |
| 76 | u32 st; |
| 77 | u32 st_slow; |
| 78 | #endif |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 79 | }; |
| 80 | |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 81 | enum kvm_exit_types { |
| 82 | MMIO_EXITS, |
| 83 | DCR_EXITS, |
| 84 | SIGNAL_EXITS, |
| 85 | ITLB_REAL_MISS_EXITS, |
| 86 | ITLB_VIRT_MISS_EXITS, |
| 87 | DTLB_REAL_MISS_EXITS, |
| 88 | DTLB_VIRT_MISS_EXITS, |
| 89 | SYSCALL_EXITS, |
| 90 | ISI_EXITS, |
| 91 | DSI_EXITS, |
| 92 | EMULATED_INST_EXITS, |
| 93 | EMULATED_MTMSRWE_EXITS, |
| 94 | EMULATED_WRTEE_EXITS, |
| 95 | EMULATED_MTSPR_EXITS, |
| 96 | EMULATED_MFSPR_EXITS, |
| 97 | EMULATED_MTMSR_EXITS, |
| 98 | EMULATED_MFMSR_EXITS, |
| 99 | EMULATED_TLBSX_EXITS, |
| 100 | EMULATED_TLBWE_EXITS, |
| 101 | EMULATED_RFI_EXITS, |
| 102 | DEC_EXITS, |
| 103 | EXT_INTR_EXITS, |
| 104 | HALT_WAKEUP, |
| 105 | USR_PR_INST, |
| 106 | FP_UNAVAIL, |
| 107 | DEBUG_EXITS, |
| 108 | TIMEINGUEST, |
| 109 | __NUMBER_OF_KVM_EXIT_TYPES |
| 110 | }; |
| 111 | |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 112 | /* allow access to big endian 32bit upper/lower parts and 64bit var */ |
Hollis Blanchard | 7b70159 | 2008-12-02 15:51:58 -0600 | [diff] [blame] | 113 | struct kvmppc_exit_timing { |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 114 | union { |
| 115 | u64 tv64; |
| 116 | struct { |
| 117 | u32 tbu, tbl; |
| 118 | } tv32; |
| 119 | }; |
| 120 | }; |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 121 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 122 | struct kvm_arch { |
| 123 | }; |
| 124 | |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 125 | struct kvmppc_pte { |
| 126 | u64 eaddr; |
| 127 | u64 vpage; |
| 128 | u64 raddr; |
| 129 | bool may_read; |
| 130 | bool may_write; |
| 131 | bool may_execute; |
| 132 | }; |
| 133 | |
| 134 | struct kvmppc_mmu { |
| 135 | /* book3s_64 only */ |
| 136 | void (*slbmte)(struct kvm_vcpu *vcpu, u64 rb, u64 rs); |
| 137 | u64 (*slbmfee)(struct kvm_vcpu *vcpu, u64 slb_nr); |
| 138 | u64 (*slbmfev)(struct kvm_vcpu *vcpu, u64 slb_nr); |
| 139 | void (*slbie)(struct kvm_vcpu *vcpu, u64 slb_nr); |
| 140 | void (*slbia)(struct kvm_vcpu *vcpu); |
| 141 | /* book3s */ |
| 142 | void (*mtsrin)(struct kvm_vcpu *vcpu, u32 srnum, ulong value); |
| 143 | u32 (*mfsrin)(struct kvm_vcpu *vcpu, u32 srnum); |
| 144 | int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, struct kvmppc_pte *pte, bool data); |
| 145 | void (*reset_msr)(struct kvm_vcpu *vcpu); |
| 146 | void (*tlbie)(struct kvm_vcpu *vcpu, ulong addr, bool large); |
| 147 | int (*esid_to_vsid)(struct kvm_vcpu *vcpu, u64 esid, u64 *vsid); |
| 148 | u64 (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data); |
| 149 | bool (*is_dcbz32)(struct kvm_vcpu *vcpu); |
| 150 | }; |
| 151 | |
| 152 | struct hpte_cache { |
| 153 | u64 host_va; |
| 154 | u64 pfn; |
| 155 | ulong slot; |
| 156 | struct kvmppc_pte pte; |
| 157 | }; |
| 158 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 159 | struct kvm_vcpu_arch { |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 160 | ulong host_stack; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 161 | u32 host_pid; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 162 | #ifdef CONFIG_PPC64 |
| 163 | ulong host_msr; |
| 164 | ulong host_r2; |
| 165 | void *host_retip; |
| 166 | ulong trampoline_lowmem; |
| 167 | ulong trampoline_enter; |
| 168 | ulong highmem_handler; |
| 169 | ulong host_paca_phys; |
| 170 | struct kvmppc_mmu mmu; |
| 171 | #endif |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 172 | |
| 173 | u64 fpr[32]; |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 174 | ulong gpr[32]; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 175 | |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 176 | ulong pc; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 177 | u32 cr; |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 178 | ulong ctr; |
| 179 | ulong lr; |
| 180 | ulong xer; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 181 | |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 182 | ulong msr; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 183 | #ifdef CONFIG_PPC64 |
| 184 | ulong shadow_msr; |
| 185 | ulong hflags; |
| 186 | #endif |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 187 | u32 mmucr; |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 188 | ulong sprg0; |
| 189 | ulong sprg1; |
| 190 | ulong sprg2; |
| 191 | ulong sprg3; |
| 192 | ulong sprg4; |
| 193 | ulong sprg5; |
| 194 | ulong sprg6; |
| 195 | ulong sprg7; |
| 196 | ulong srr0; |
| 197 | ulong srr1; |
| 198 | ulong csrr0; |
| 199 | ulong csrr1; |
| 200 | ulong dsrr0; |
| 201 | ulong dsrr1; |
| 202 | ulong dear; |
| 203 | ulong esr; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 204 | u32 dec; |
| 205 | u32 decar; |
| 206 | u32 tbl; |
| 207 | u32 tbu; |
| 208 | u32 tcr; |
| 209 | u32 tsr; |
Hollis Blanchard | bb3a8a1 | 2009-01-03 16:23:13 -0600 | [diff] [blame] | 210 | u32 ivor[64]; |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 211 | ulong ivpr; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 212 | u32 pir; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 213 | u32 pvr; |
Hollis Blanchard | 49dd2c4 | 2008-07-25 13:54:53 -0500 | [diff] [blame] | 214 | |
| 215 | u32 shadow_pid; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 216 | u32 pid; |
Hollis Blanchard | 49dd2c4 | 2008-07-25 13:54:53 -0500 | [diff] [blame] | 217 | u32 swap_pid; |
| 218 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 219 | u32 ccr0; |
| 220 | u32 ccr1; |
| 221 | u32 dbcr0; |
| 222 | u32 dbcr1; |
Hollis Blanchard | f7b200a | 2009-01-03 16:23:07 -0600 | [diff] [blame] | 223 | u32 dbsr; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 224 | |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 225 | #ifdef CONFIG_KVM_EXIT_TIMING |
Hollis Blanchard | 7b70159 | 2008-12-02 15:51:58 -0600 | [diff] [blame] | 226 | struct kvmppc_exit_timing timing_exit; |
| 227 | struct kvmppc_exit_timing timing_last_enter; |
Hollis Blanchard | 73e75b4 | 2008-12-02 15:51:57 -0600 | [diff] [blame] | 228 | u32 last_exit_type; |
| 229 | u32 timing_count_type[__NUMBER_OF_KVM_EXIT_TYPES]; |
| 230 | u64 timing_sum_duration[__NUMBER_OF_KVM_EXIT_TYPES]; |
| 231 | u64 timing_sum_quad_duration[__NUMBER_OF_KVM_EXIT_TYPES]; |
| 232 | u64 timing_min_duration[__NUMBER_OF_KVM_EXIT_TYPES]; |
| 233 | u64 timing_max_duration[__NUMBER_OF_KVM_EXIT_TYPES]; |
| 234 | u64 timing_last_exit; |
| 235 | struct dentry *debugfs_exit_timing; |
| 236 | #endif |
| 237 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 238 | u32 last_inst; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 239 | #ifdef CONFIG_PPC64 |
| 240 | ulong fault_dsisr; |
| 241 | #endif |
Hollis Blanchard | 5cf8ca2 | 2008-11-05 09:36:19 -0600 | [diff] [blame] | 242 | ulong fault_dear; |
| 243 | ulong fault_esr; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 244 | gpa_t paddr_accessed; |
| 245 | |
| 246 | u8 io_gpr; /* GPR used as IO source/target */ |
| 247 | u8 mmio_is_bigendian; |
| 248 | u8 dcr_needed; |
| 249 | u8 dcr_is_write; |
| 250 | |
| 251 | u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */ |
| 252 | |
| 253 | struct timer_list dec_timer; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 254 | u64 dec_jiffies; |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 255 | unsigned long pending_exceptions; |
Alexander Graf | ca95150 | 2009-10-30 05:47:04 +0000 | [diff] [blame^] | 256 | |
| 257 | #ifdef CONFIG_PPC64 |
| 258 | struct hpte_cache hpte_cache[HPTEG_CACHE_NUM]; |
| 259 | int hpte_cache_offset; |
| 260 | #endif |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 261 | }; |
| 262 | |
Hollis Blanchard | bbf45ba | 2008-04-16 23:28:09 -0500 | [diff] [blame] | 263 | #endif /* __POWERPC_KVM_HOST_H__ */ |