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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | /* * Copyright (C) 2012,2013 - ARM Ltd * Author: Marc Zyngier <marc.zyngier@arm.com> * * Derived from arch/arm/include/uapi/asm/kvm.h: * Copyright (C) 2012 - Virtual Open Systems and Columbia University * Author: Christoffer Dall <c.dall@virtualopensystems.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ARM_KVM_H__ #define __ARM_KVM_H__ #define KVM_SPSR_EL1 0 #define KVM_SPSR_SVC KVM_SPSR_EL1 #define KVM_SPSR_ABT 1 #define KVM_SPSR_UND 2 #define KVM_SPSR_IRQ 3 #define KVM_SPSR_FIQ 4 #define KVM_NR_SPSR 5 #ifndef __ASSEMBLY__ #include <asm/types.h> #include <asm/ptrace.h> #define __KVM_HAVE_GUEST_DEBUG #define __KVM_HAVE_IRQ_LINE #define KVM_REG_SIZE(id) \ (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT)) struct kvm_regs { struct user_pt_regs regs; /* sp = sp_el0 */ __u64 sp_el1; __u64 elr_el1; __u64 spsr[KVM_NR_SPSR]; struct user_fpsimd_state fp_regs; }; /* Supported Processor Types */ #define KVM_ARM_TARGET_AEM_V8 0 #define KVM_ARM_TARGET_FOUNDATION_V8 1 #define KVM_ARM_TARGET_CORTEX_A57 2 #define KVM_ARM_NUM_TARGETS 3 /* KVM_ARM_SET_DEVICE_ADDR ioctl id encoding */ #define KVM_ARM_DEVICE_TYPE_SHIFT 0 #define KVM_ARM_DEVICE_TYPE_MASK (0xffff << KVM_ARM_DEVICE_TYPE_SHIFT) #define KVM_ARM_DEVICE_ID_SHIFT 16 #define KVM_ARM_DEVICE_ID_MASK (0xffff << KVM_ARM_DEVICE_ID_SHIFT) /* Supported device IDs */ #define KVM_ARM_DEVICE_VGIC_V2 0 /* Supported VGIC address types */ #define KVM_VGIC_V2_ADDR_TYPE_DIST 0 #define KVM_VGIC_V2_ADDR_TYPE_CPU 1 #define KVM_VGIC_V2_DIST_SIZE 0x1000 #define KVM_VGIC_V2_CPU_SIZE 0x2000 #define KVM_ARM_VCPU_POWER_OFF 0 /* CPU is started in OFF state */ #define KVM_ARM_VCPU_EL1_32BIT 1 /* CPU running a 32bit VM */ struct kvm_vcpu_init { __u32 target; __u32 features[7]; }; struct kvm_sregs { }; struct kvm_fpu { }; struct kvm_guest_debug_arch { }; struct kvm_debug_exit_arch { }; struct kvm_sync_regs { }; struct kvm_arch_memory_slot { }; /* If you need to interpret the index values, here is the key: */ #define KVM_REG_ARM_COPROC_MASK 0x000000000FFF0000 #define KVM_REG_ARM_COPROC_SHIFT 16 /* Normal registers are mapped as coprocessor 16. */ #define KVM_REG_ARM_CORE (0x0010 << KVM_REG_ARM_COPROC_SHIFT) #define KVM_REG_ARM_CORE_REG(name) (offsetof(struct kvm_regs, name) / sizeof(__u32)) /* Some registers need more space to represent values. */ #define KVM_REG_ARM_DEMUX (0x0011 << KVM_REG_ARM_COPROC_SHIFT) #define KVM_REG_ARM_DEMUX_ID_MASK 0x000000000000FF00 #define KVM_REG_ARM_DEMUX_ID_SHIFT 8 #define KVM_REG_ARM_DEMUX_ID_CCSIDR (0x00 << KVM_REG_ARM_DEMUX_ID_SHIFT) #define KVM_REG_ARM_DEMUX_VAL_MASK 0x00000000000000FF #define KVM_REG_ARM_DEMUX_VAL_SHIFT 0 /* AArch64 system registers */ #define KVM_REG_ARM64_SYSREG (0x0013 << KVM_REG_ARM_COPROC_SHIFT) #define KVM_REG_ARM64_SYSREG_OP0_MASK 0x000000000000c000 #define KVM_REG_ARM64_SYSREG_OP0_SHIFT 14 #define KVM_REG_ARM64_SYSREG_OP1_MASK 0x0000000000003800 #define KVM_REG_ARM64_SYSREG_OP1_SHIFT 11 #define KVM_REG_ARM64_SYSREG_CRN_MASK 0x0000000000000780 #define KVM_REG_ARM64_SYSREG_CRN_SHIFT 7 #define KVM_REG_ARM64_SYSREG_CRM_MASK 0x0000000000000078 #define KVM_REG_ARM64_SYSREG_CRM_SHIFT 3 #define KVM_REG_ARM64_SYSREG_OP2_MASK 0x0000000000000007 #define KVM_REG_ARM64_SYSREG_OP2_SHIFT 0 /* KVM_IRQ_LINE irq field index values */ #define KVM_ARM_IRQ_TYPE_SHIFT 24 #define KVM_ARM_IRQ_TYPE_MASK 0xff #define KVM_ARM_IRQ_VCPU_SHIFT 16 #define KVM_ARM_IRQ_VCPU_MASK 0xff #define KVM_ARM_IRQ_NUM_SHIFT 0 #define KVM_ARM_IRQ_NUM_MASK 0xffff /* irq_type field */ #define KVM_ARM_IRQ_TYPE_CPU 0 #define KVM_ARM_IRQ_TYPE_SPI 1 #define KVM_ARM_IRQ_TYPE_PPI 2 /* out-of-kernel GIC cpu interrupt injection irq_number field */ #define KVM_ARM_IRQ_CPU_IRQ 0 #define KVM_ARM_IRQ_CPU_FIQ 1 /* Highest supported SPI, from VGIC_NR_IRQS */ #define KVM_ARM_IRQ_GIC_MAX 127 /* PSCI interface */ #define KVM_PSCI_FN_BASE 0x95c1ba5e #define KVM_PSCI_FN(n) (KVM_PSCI_FN_BASE + (n)) #define KVM_PSCI_FN_CPU_SUSPEND KVM_PSCI_FN(0) #define KVM_PSCI_FN_CPU_OFF KVM_PSCI_FN(1) #define KVM_PSCI_FN_CPU_ON KVM_PSCI_FN(2) #define KVM_PSCI_FN_MIGRATE KVM_PSCI_FN(3) #define KVM_PSCI_RET_SUCCESS 0 #define KVM_PSCI_RET_NI ((unsigned long)-1) #define KVM_PSCI_RET_INVAL ((unsigned long)-2) #define KVM_PSCI_RET_DENIED ((unsigned long)-3) #endif #endif /* __ARM_KVM_H__ */ |