On Mon, Apr 08, 2013 at 05:17:11PM +0100, Marc Zyngier wrote: > Provide the kvm.h file that defines the user space visible > interface. > > Reviewed-by: Christopher Covington <cov@xxxxxxxxxxxxxx> > Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx> > --- > arch/arm64/include/uapi/asm/kvm.h | 117 ++++++++++++++++++++++++++++++++++++++ > 1 file changed, 117 insertions(+) > create mode 100644 arch/arm64/include/uapi/asm/kvm.h > > diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h > new file mode 100644 > index 0000000..4e64570 > --- /dev/null > +++ b/arch/arm64/include/uapi/asm/kvm.h > @@ -0,0 +1,117 @@ > +/* > + * Copyright (C) 2012,2013 - ARM Ltd > + * Author: Marc Zyngier <marc.zyngier@xxxxxxx> > + * > + * Derived from arch/arm/include/uapi/asm/kvm.h: > + * Copyright (C) 2012 - Virtual Open Systems and Columbia University > + * Author: Christoffer Dall <c.dall@xxxxxxxxxxxxxxxxxxxxxx> > + * > + * 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_NR_SPSR 1 > + > +#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 How does this work with 64k pages? > +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 { > +}; > + > +/* 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 Do we need this support for AArch64? -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
