Commit c5daeae1 authored by Alexey Kardashevskiy's avatar Alexey Kardashevskiy Committed by Paolo Bonzini
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linux-headers: update to 3.11

parent 4fe6e9ec
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/*
 * 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__ */
+1 −0
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#include <asm-generic/kvm_para.h>
+39 −42
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@@ -58,56 +58,53 @@ struct kvm_fpu {
 *  bits[2..0]   - Register 'sel' index.
 *  bits[7..3]   - Register 'rd'  index.
 *  bits[15..8]  - Must be zero.
 *  bits[63..16] - 1 -> CP0 registers.
 *  bits[31..16] - 1 -> CP0 registers.
 *  bits[51..32] - Must be zero.
 *  bits[63..52] - As per linux/kvm.h
 *
 * Other sets registers may be added in the future.  Each set would
 * have its own identifier in bits[63..16].
 *
 * The addr field of struct kvm_one_reg must point to an aligned
 * 64-bit wide location.  For registers that are narrower than
 * 64-bits, the value is stored in the low order bits of the location,
 * and sign extended to 64-bits.
 * have its own identifier in bits[31..16].
 *
 * The registers defined in struct kvm_regs are also accessible, the
 * id values for these are below.
 */

#define KVM_REG_MIPS_R0 0
#define KVM_REG_MIPS_R1 1
#define KVM_REG_MIPS_R2 2
#define KVM_REG_MIPS_R3 3
#define KVM_REG_MIPS_R4 4
#define KVM_REG_MIPS_R5 5
#define KVM_REG_MIPS_R6 6
#define KVM_REG_MIPS_R7 7
#define KVM_REG_MIPS_R8 8
#define KVM_REG_MIPS_R9 9
#define KVM_REG_MIPS_R10 10
#define KVM_REG_MIPS_R11 11
#define KVM_REG_MIPS_R12 12
#define KVM_REG_MIPS_R13 13
#define KVM_REG_MIPS_R14 14
#define KVM_REG_MIPS_R15 15
#define KVM_REG_MIPS_R16 16
#define KVM_REG_MIPS_R17 17
#define KVM_REG_MIPS_R18 18
#define KVM_REG_MIPS_R19 19
#define KVM_REG_MIPS_R20 20
#define KVM_REG_MIPS_R21 21
#define KVM_REG_MIPS_R22 22
#define KVM_REG_MIPS_R23 23
#define KVM_REG_MIPS_R24 24
#define KVM_REG_MIPS_R25 25
#define KVM_REG_MIPS_R26 26
#define KVM_REG_MIPS_R27 27
#define KVM_REG_MIPS_R28 28
#define KVM_REG_MIPS_R29 29
#define KVM_REG_MIPS_R30 30
#define KVM_REG_MIPS_R31 31
#define KVM_REG_MIPS_R0 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 0)
#define KVM_REG_MIPS_R1 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 1)
#define KVM_REG_MIPS_R2 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 2)
#define KVM_REG_MIPS_R3 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 3)
#define KVM_REG_MIPS_R4 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 4)
#define KVM_REG_MIPS_R5 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 5)
#define KVM_REG_MIPS_R6 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 6)
#define KVM_REG_MIPS_R7 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 7)
#define KVM_REG_MIPS_R8 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 8)
#define KVM_REG_MIPS_R9 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 9)
#define KVM_REG_MIPS_R10 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 10)
#define KVM_REG_MIPS_R11 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 11)
#define KVM_REG_MIPS_R12 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 12)
#define KVM_REG_MIPS_R13 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 13)
#define KVM_REG_MIPS_R14 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 14)
#define KVM_REG_MIPS_R15 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 15)
#define KVM_REG_MIPS_R16 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 16)
#define KVM_REG_MIPS_R17 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 17)
#define KVM_REG_MIPS_R18 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 18)
#define KVM_REG_MIPS_R19 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 19)
#define KVM_REG_MIPS_R20 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 20)
#define KVM_REG_MIPS_R21 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 21)
#define KVM_REG_MIPS_R22 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 22)
#define KVM_REG_MIPS_R23 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 23)
#define KVM_REG_MIPS_R24 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 24)
#define KVM_REG_MIPS_R25 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 25)
#define KVM_REG_MIPS_R26 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 26)
#define KVM_REG_MIPS_R27 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 27)
#define KVM_REG_MIPS_R28 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 28)
#define KVM_REG_MIPS_R29 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 29)
#define KVM_REG_MIPS_R30 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 30)
#define KVM_REG_MIPS_R31 (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 31)

#define KVM_REG_MIPS_HI 32
#define KVM_REG_MIPS_LO 33
#define KVM_REG_MIPS_PC 34
#define KVM_REG_MIPS_HI (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 32)
#define KVM_REG_MIPS_LO (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 33)
#define KVM_REG_MIPS_PC (KVM_REG_MIPS | KVM_REG_SIZE_U64 | 34)

/*
 * KVM MIPS specific structures and definitions
+3 −0
Original line number Diff line number Diff line
@@ -666,6 +666,7 @@ struct kvm_ppc_smmu_info {
#define KVM_CAP_IRQ_MPIC 90
#define KVM_CAP_PPC_RTAS 91
#define KVM_CAP_IRQ_XICS 92
#define KVM_CAP_ARM_EL1_32BIT 93

#ifdef KVM_CAP_IRQ_ROUTING

@@ -783,6 +784,8 @@ struct kvm_dirty_tlb {
#define KVM_REG_IA64		0x3000000000000000ULL
#define KVM_REG_ARM		0x4000000000000000ULL
#define KVM_REG_S390		0x5000000000000000ULL
#define KVM_REG_ARM64		0x6000000000000000ULL
#define KVM_REG_MIPS		0x7000000000000000ULL

#define KVM_REG_SIZE_SHIFT	52
#define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
+40 −2
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@@ -22,6 +22,7 @@
/* Extensions */

#define VFIO_TYPE1_IOMMU		1
#define VFIO_SPAPR_TCE_IOMMU		2

/*
 * The IOCTL interface is designed for extensibility by embedding the
@@ -361,10 +362,14 @@ struct vfio_iommu_type1_dma_map {
#define VFIO_IOMMU_MAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 13)

/**
 * VFIO_IOMMU_UNMAP_DMA - _IOW(VFIO_TYPE, VFIO_BASE + 14, struct vfio_dma_unmap)
 * VFIO_IOMMU_UNMAP_DMA - _IOWR(VFIO_TYPE, VFIO_BASE + 14,
 *							struct vfio_dma_unmap)
 *
 * Unmap IO virtual addresses using the provided struct vfio_dma_unmap.
 * Caller sets argsz.
 * Caller sets argsz.  The actual unmapped size is returned in the size
 * field.  No guarantee is made to the user that arbitrary unmaps of iova
 * or size different from those used in the original mapping call will
 * succeed.
 */
struct vfio_iommu_type1_dma_unmap {
	__u32	argsz;
@@ -375,4 +380,37 @@ struct vfio_iommu_type1_dma_unmap {

#define VFIO_IOMMU_UNMAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 14)

/*
 * IOCTLs to enable/disable IOMMU container usage.
 * No parameters are supported.
 */
#define VFIO_IOMMU_ENABLE	_IO(VFIO_TYPE, VFIO_BASE + 15)
#define VFIO_IOMMU_DISABLE	_IO(VFIO_TYPE, VFIO_BASE + 16)

/* -------- Additional API for SPAPR TCE (Server POWERPC) IOMMU -------- */

/*
 * The SPAPR TCE info struct provides the information about the PCI bus
 * address ranges available for DMA, these values are programmed into
 * the hardware so the guest has to know that information.
 *
 * The DMA 32 bit window start is an absolute PCI bus address.
 * The IOVA address passed via map/unmap ioctls are absolute PCI bus
 * addresses too so the window works as a filter rather than an offset
 * for IOVA addresses.
 *
 * A flag will need to be added if other page sizes are supported,
 * so as defined here, it is always 4k.
 */
struct vfio_iommu_spapr_tce_info {
	__u32 argsz;
	__u32 flags;			/* reserved for future use */
	__u32 dma32_window_start;	/* 32 bit window start (bytes) */
	__u32 dma32_window_size;	/* 32 bit window size (bytes) */
};

#define VFIO_IOMMU_SPAPR_TCE_GET_INFO	_IO(VFIO_TYPE, VFIO_BASE + 12)

/* ***************************************************************** */

#endif /* VFIO_H */
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