| #ifndef __LINUX_KVM_S390_H |
| #define __LINUX_KVM_S390_H |
| /* |
| * KVM s390 specific structures and definitions |
| * |
| * Copyright IBM Corp. 2008 |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License (version 2 only) |
| * as published by the Free Software Foundation. |
| * |
| * Author(s): Carsten Otte <cotte@de.ibm.com> |
| * Christian Borntraeger <borntraeger@de.ibm.com> |
| */ |
| #include <linux/types.h> |
| |
| #define __KVM_S390 |
| #define __KVM_HAVE_GUEST_DEBUG |
| |
| /* Device control API: s390-specific devices */ |
| #define KVM_DEV_FLIC_GET_ALL_IRQS 1 |
| #define KVM_DEV_FLIC_ENQUEUE 2 |
| #define KVM_DEV_FLIC_CLEAR_IRQS 3 |
| #define KVM_DEV_FLIC_APF_ENABLE 4 |
| #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 |
| #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 |
| #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 |
| #define KVM_DEV_FLIC_CLEAR_IO_IRQ 8 |
| #define KVM_DEV_FLIC_AISM 9 |
| #define KVM_DEV_FLIC_AIRQ_INJECT 10 |
| #define KVM_DEV_FLIC_AISM_ALL 11 |
| /* |
| * We can have up to 4*64k pending subchannels + 8 adapter interrupts, |
| * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. |
| * There are also sclp and machine checks. This gives us |
| * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 |
| * Lets round up to 8192 pages. |
| */ |
| #define KVM_S390_MAX_FLOAT_IRQS 266250 |
| #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 |
| |
| struct kvm_s390_io_adapter { |
| __u32 id; |
| __u8 isc; |
| __u8 maskable; |
| __u8 swap; |
| __u8 flags; |
| }; |
| |
| #define KVM_S390_ADAPTER_SUPPRESSIBLE 0x01 |
| |
| struct kvm_s390_ais_req { |
| __u8 isc; |
| __u16 mode; |
| }; |
| |
| struct kvm_s390_ais_all { |
| __u8 simm; |
| __u8 nimm; |
| }; |
| |
| #define KVM_S390_IO_ADAPTER_MASK 1 |
| #define KVM_S390_IO_ADAPTER_MAP 2 |
| #define KVM_S390_IO_ADAPTER_UNMAP 3 |
| |
| struct kvm_s390_io_adapter_req { |
| __u32 id; |
| __u8 type; |
| __u8 mask; |
| __u16 pad0; |
| __u64 addr; |
| }; |
| |
| /* kvm attr_group on vm fd */ |
| #define KVM_S390_VM_MEM_CTRL 0 |
| #define KVM_S390_VM_TOD 1 |
| #define KVM_S390_VM_CRYPTO 2 |
| #define KVM_S390_VM_CPU_MODEL 3 |
| #define KVM_S390_VM_MIGRATION 4 |
| |
| /* kvm attributes for mem_ctrl */ |
| #define KVM_S390_VM_MEM_ENABLE_CMMA 0 |
| #define KVM_S390_VM_MEM_CLR_CMMA 1 |
| #define KVM_S390_VM_MEM_LIMIT_SIZE 2 |
| |
| #define KVM_S390_NO_MEM_LIMIT U64_MAX |
| |
| /* kvm attributes for KVM_S390_VM_TOD */ |
| #define KVM_S390_VM_TOD_LOW 0 |
| #define KVM_S390_VM_TOD_HIGH 1 |
| |
| /* kvm attributes for KVM_S390_VM_CPU_MODEL */ |
| /* processor related attributes are r/w */ |
| #define KVM_S390_VM_CPU_PROCESSOR 0 |
| struct kvm_s390_vm_cpu_processor { |
| __u64 cpuid; |
| __u16 ibc; |
| __u8 pad[6]; |
| __u64 fac_list[256]; |
| }; |
| |
| /* machine related attributes are r/o */ |
| #define KVM_S390_VM_CPU_MACHINE 1 |
| struct kvm_s390_vm_cpu_machine { |
| __u64 cpuid; |
| __u32 ibc; |
| __u8 pad[4]; |
| __u64 fac_mask[256]; |
| __u64 fac_list[256]; |
| }; |
| |
| #define KVM_S390_VM_CPU_PROCESSOR_FEAT 2 |
| #define KVM_S390_VM_CPU_MACHINE_FEAT 3 |
| |
| #define KVM_S390_VM_CPU_FEAT_NR_BITS 1024 |
| #define KVM_S390_VM_CPU_FEAT_ESOP 0 |
| #define KVM_S390_VM_CPU_FEAT_SIEF2 1 |
| #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 |
| #define KVM_S390_VM_CPU_FEAT_SIIF 3 |
| #define KVM_S390_VM_CPU_FEAT_GPERE 4 |
| #define KVM_S390_VM_CPU_FEAT_GSLS 5 |
| #define KVM_S390_VM_CPU_FEAT_IB 6 |
| #define KVM_S390_VM_CPU_FEAT_CEI 7 |
| #define KVM_S390_VM_CPU_FEAT_IBS 8 |
| #define KVM_S390_VM_CPU_FEAT_SKEY 9 |
| #define KVM_S390_VM_CPU_FEAT_CMMA 10 |
| #define KVM_S390_VM_CPU_FEAT_PFMFI 11 |
| #define KVM_S390_VM_CPU_FEAT_SIGPIF 12 |
| #define KVM_S390_VM_CPU_FEAT_KSS 13 |
| struct kvm_s390_vm_cpu_feat { |
| __u64 feat[16]; |
| }; |
| |
| #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 |
| #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 |
| /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ |
| struct kvm_s390_vm_cpu_subfunc { |
| __u8 plo[32]; /* always */ |
| __u8 ptff[16]; /* with TOD-clock steering */ |
| __u8 kmac[16]; /* with MSA */ |
| __u8 kmc[16]; /* with MSA */ |
| __u8 km[16]; /* with MSA */ |
| __u8 kimd[16]; /* with MSA */ |
| __u8 klmd[16]; /* with MSA */ |
| __u8 pckmo[16]; /* with MSA3 */ |
| __u8 kmctr[16]; /* with MSA4 */ |
| __u8 kmf[16]; /* with MSA4 */ |
| __u8 kmo[16]; /* with MSA4 */ |
| __u8 pcc[16]; /* with MSA4 */ |
| __u8 ppno[16]; /* with MSA5 */ |
| __u8 kma[16]; /* with MSA8 */ |
| __u8 reserved[1808]; |
| }; |
| |
| /* kvm attributes for crypto */ |
| #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 |
| #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 |
| #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 |
| #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 |
| |
| /* kvm attributes for migration mode */ |
| #define KVM_S390_VM_MIGRATION_STOP 0 |
| #define KVM_S390_VM_MIGRATION_START 1 |
| #define KVM_S390_VM_MIGRATION_STATUS 2 |
| |
| /* for KVM_GET_REGS and KVM_SET_REGS */ |
| struct kvm_regs { |
| /* general purpose regs for s390 */ |
| __u64 gprs[16]; |
| }; |
| |
| /* for KVM_GET_SREGS and KVM_SET_SREGS */ |
| struct kvm_sregs { |
| __u32 acrs[16]; |
| __u64 crs[16]; |
| }; |
| |
| /* for KVM_GET_FPU and KVM_SET_FPU */ |
| struct kvm_fpu { |
| __u32 fpc; |
| __u64 fprs[16]; |
| }; |
| |
| #define KVM_GUESTDBG_USE_HW_BP 0x00010000 |
| |
| #define KVM_HW_BP 1 |
| #define KVM_HW_WP_WRITE 2 |
| #define KVM_SINGLESTEP 4 |
| |
| struct kvm_debug_exit_arch { |
| __u64 addr; |
| __u8 type; |
| __u8 pad[7]; /* Should be set to 0 */ |
| }; |
| |
| struct kvm_hw_breakpoint { |
| __u64 addr; |
| __u64 phys_addr; |
| __u64 len; |
| __u8 type; |
| __u8 pad[7]; /* Should be set to 0 */ |
| }; |
| |
| /* for KVM_SET_GUEST_DEBUG */ |
| struct kvm_guest_debug_arch { |
| __u32 nr_hw_bp; |
| __u32 pad; /* Should be set to 0 */ |
| struct kvm_hw_breakpoint __user *hw_bp; |
| }; |
| |
| /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ |
| #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL |
| |
| #define KVM_SYNC_PREFIX (1UL << 0) |
| #define KVM_SYNC_GPRS (1UL << 1) |
| #define KVM_SYNC_ACRS (1UL << 2) |
| #define KVM_SYNC_CRS (1UL << 3) |
| #define KVM_SYNC_ARCH0 (1UL << 4) |
| #define KVM_SYNC_PFAULT (1UL << 5) |
| #define KVM_SYNC_VRS (1UL << 6) |
| #define KVM_SYNC_RICCB (1UL << 7) |
| #define KVM_SYNC_FPRS (1UL << 8) |
| #define KVM_SYNC_GSCB (1UL << 9) |
| /* length and alignment of the sdnx as a power of two */ |
| #define SDNXC 8 |
| #define SDNXL (1UL << SDNXC) |
| /* definition of registers in kvm_run */ |
| struct kvm_sync_regs { |
| __u64 prefix; /* prefix register */ |
| __u64 gprs[16]; /* general purpose registers */ |
| __u32 acrs[16]; /* access registers */ |
| __u64 crs[16]; /* control registers */ |
| __u64 todpr; /* tod programmable register [ARCH0] */ |
| __u64 cputm; /* cpu timer [ARCH0] */ |
| __u64 ckc; /* clock comparator [ARCH0] */ |
| __u64 pp; /* program parameter [ARCH0] */ |
| __u64 gbea; /* guest breaking-event address [ARCH0] */ |
| __u64 pft; /* pfault token [PFAULT] */ |
| __u64 pfs; /* pfault select [PFAULT] */ |
| __u64 pfc; /* pfault compare [PFAULT] */ |
| union { |
| __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ |
| __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ |
| }; |
| __u8 reserved[512]; /* for future vector expansion */ |
| __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ |
| __u8 padding1[52]; /* riccb needs to be 64byte aligned */ |
| __u8 riccb[64]; /* runtime instrumentation controls block */ |
| __u8 padding2[192]; /* sdnx needs to be 256byte aligned */ |
| union { |
| __u8 sdnx[SDNXL]; /* state description annex */ |
| struct { |
| __u64 reserved1[2]; |
| __u64 gscb[4]; |
| }; |
| }; |
| }; |
| |
| #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) |
| #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) |
| #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
| #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) |
| #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) |
| #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) |
| #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) |
| #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) |
| #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) |
| #endif |