2 * Copyright (C) 2012,2013 - ARM Ltd
3 * Author: Marc Zyngier <marc.zyngier@arm.com>
5 * Derived from arch/arm/include/uapi/asm/kvm.h:
6 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
7 * Author: Christoffer Dall <c.dall@virtualopensystems.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #define KVM_SPSR_EL1 0
29 #include <asm/types.h>
30 #include <asm/ptrace.h>
32 #define __KVM_HAVE_GUEST_DEBUG
33 #define __KVM_HAVE_IRQ_LINE
35 #define KVM_REG_SIZE(id) \
36 (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
39 struct user_pt_regs regs; /* sp = sp_el0 */
44 __u64 spsr[KVM_NR_SPSR];
46 struct user_fpsimd_state fp_regs;
49 /* Supported Processor Types */
50 #define KVM_ARM_TARGET_AEM_V8 0
51 #define KVM_ARM_TARGET_FOUNDATION_V8 1
52 #define KVM_ARM_TARGET_CORTEX_A57 2
54 #define KVM_ARM_NUM_TARGETS 3
56 /* KVM_ARM_SET_DEVICE_ADDR ioctl id encoding */
57 #define KVM_ARM_DEVICE_TYPE_SHIFT 0
58 #define KVM_ARM_DEVICE_TYPE_MASK (0xffff << KVM_ARM_DEVICE_TYPE_SHIFT)
59 #define KVM_ARM_DEVICE_ID_SHIFT 16
60 #define KVM_ARM_DEVICE_ID_MASK (0xffff << KVM_ARM_DEVICE_ID_SHIFT)
62 /* Supported device IDs */
63 #define KVM_ARM_DEVICE_VGIC_V2 0
65 /* Supported VGIC address types */
66 #define KVM_VGIC_V2_ADDR_TYPE_DIST 0
67 #define KVM_VGIC_V2_ADDR_TYPE_CPU 1
69 #define KVM_VGIC_V2_DIST_SIZE 0x1000
70 #define KVM_VGIC_V2_CPU_SIZE 0x2000
72 struct kvm_vcpu_init {
83 struct kvm_guest_debug_arch {
86 struct kvm_debug_exit_arch {
89 struct kvm_sync_regs {
92 struct kvm_arch_memory_slot {
95 /* If you need to interpret the index values, here is the key: */
96 #define KVM_REG_ARM_COPROC_MASK 0x000000000FFF0000
97 #define KVM_REG_ARM_COPROC_SHIFT 16
99 /* Normal registers are mapped as coprocessor 16. */
100 #define KVM_REG_ARM_CORE (0x0010 << KVM_REG_ARM_COPROC_SHIFT)
101 #define KVM_REG_ARM_CORE_REG(name) (offsetof(struct kvm_regs, name) / sizeof(__u32))
103 /* Some registers need more space to represent values. */
104 #define KVM_REG_ARM_DEMUX (0x0011 << KVM_REG_ARM_COPROC_SHIFT)
105 #define KVM_REG_ARM_DEMUX_ID_MASK 0x000000000000FF00
106 #define KVM_REG_ARM_DEMUX_ID_SHIFT 8
107 #define KVM_REG_ARM_DEMUX_ID_CCSIDR (0x00 << KVM_REG_ARM_DEMUX_ID_SHIFT)
108 #define KVM_REG_ARM_DEMUX_VAL_MASK 0x00000000000000FF
109 #define KVM_REG_ARM_DEMUX_VAL_SHIFT 0
111 /* AArch64 system registers */
112 #define KVM_REG_ARM64_SYSREG (0x0013 << KVM_REG_ARM_COPROC_SHIFT)
113 #define KVM_REG_ARM64_SYSREG_OP0_MASK 0x000000000000c000
114 #define KVM_REG_ARM64_SYSREG_OP0_SHIFT 14
115 #define KVM_REG_ARM64_SYSREG_OP1_MASK 0x0000000000003800
116 #define KVM_REG_ARM64_SYSREG_OP1_SHIFT 11
117 #define KVM_REG_ARM64_SYSREG_CRN_MASK 0x0000000000000780
118 #define KVM_REG_ARM64_SYSREG_CRN_SHIFT 7
119 #define KVM_REG_ARM64_SYSREG_CRM_MASK 0x0000000000000078
120 #define KVM_REG_ARM64_SYSREG_CRM_SHIFT 3
121 #define KVM_REG_ARM64_SYSREG_OP2_MASK 0x0000000000000007
122 #define KVM_REG_ARM64_SYSREG_OP2_SHIFT 0
124 /* KVM_IRQ_LINE irq field index values */
125 #define KVM_ARM_IRQ_TYPE_SHIFT 24
126 #define KVM_ARM_IRQ_TYPE_MASK 0xff
127 #define KVM_ARM_IRQ_VCPU_SHIFT 16
128 #define KVM_ARM_IRQ_VCPU_MASK 0xff
129 #define KVM_ARM_IRQ_NUM_SHIFT 0
130 #define KVM_ARM_IRQ_NUM_MASK 0xffff
133 #define KVM_ARM_IRQ_TYPE_CPU 0
134 #define KVM_ARM_IRQ_TYPE_SPI 1
135 #define KVM_ARM_IRQ_TYPE_PPI 2
137 /* out-of-kernel GIC cpu interrupt injection irq_number field */
138 #define KVM_ARM_IRQ_CPU_IRQ 0
139 #define KVM_ARM_IRQ_CPU_FIQ 1
141 /* Highest supported SPI, from VGIC_NR_IRQS */
142 #define KVM_ARM_IRQ_GIC_MAX 127
146 #endif /* __ARM_KVM_H__ */