193 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			193 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			C
		
	
	
	
| #ifndef __LINUX_KVM_S390_H
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| #define __LINUX_KVM_S390_H
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| /*
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|  * KVM s390 specific structures and definitions
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|  *
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|  * Copyright IBM Corp. 2008
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|  *
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|  * This program is free software; you can redistribute it and/or modify
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|  * it under the terms of the GNU General Public License (version 2 only)
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|  * as published by the Free Software Foundation.
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|  *
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|  *    Author(s): Carsten Otte <cotte@de.ibm.com>
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|  *               Christian Borntraeger <borntraeger@de.ibm.com>
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|  */
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| #include <linux/types.h>
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| 
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| #define __KVM_S390
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| #define __KVM_HAVE_GUEST_DEBUG
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| 
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| /* Device control API: s390-specific devices */
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| #define KVM_DEV_FLIC_GET_ALL_IRQS	1
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| #define KVM_DEV_FLIC_ENQUEUE		2
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| #define KVM_DEV_FLIC_CLEAR_IRQS		3
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| #define KVM_DEV_FLIC_APF_ENABLE		4
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| #define KVM_DEV_FLIC_APF_DISABLE_WAIT	5
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| #define KVM_DEV_FLIC_ADAPTER_REGISTER	6
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| #define KVM_DEV_FLIC_ADAPTER_MODIFY	7
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| #define KVM_DEV_FLIC_CLEAR_IO_IRQ	8
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| /*
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|  * We can have up to 4*64k pending subchannels + 8 adapter interrupts,
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|  * as well as up  to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts.
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|  * There are also sclp and machine checks. This gives us
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|  * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000
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|  * Lets round up to 8192 pages.
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|  */
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| #define KVM_S390_MAX_FLOAT_IRQS	266250
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| #define KVM_S390_FLIC_MAX_BUFFER	0x2000000
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| 
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| struct kvm_s390_io_adapter {
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| 	__u32 id;
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| 	__u8 isc;
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| 	__u8 maskable;
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| 	__u8 swap;
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| 	__u8 pad;
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| };
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| 
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| #define KVM_S390_IO_ADAPTER_MASK 1
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| #define KVM_S390_IO_ADAPTER_MAP 2
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| #define KVM_S390_IO_ADAPTER_UNMAP 3
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| 
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| struct kvm_s390_io_adapter_req {
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| 	__u32 id;
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| 	__u8 type;
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| 	__u8 mask;
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| 	__u16 pad0;
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| 	__u64 addr;
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| };
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| 
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| /* kvm attr_group  on vm fd */
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| #define KVM_S390_VM_MEM_CTRL		0
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| #define KVM_S390_VM_TOD			1
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| #define KVM_S390_VM_CRYPTO		2
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| #define KVM_S390_VM_CPU_MODEL		3
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| 
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| /* kvm attributes for mem_ctrl */
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| #define KVM_S390_VM_MEM_ENABLE_CMMA	0
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| #define KVM_S390_VM_MEM_CLR_CMMA	1
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| #define KVM_S390_VM_MEM_LIMIT_SIZE	2
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| 
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| #define KVM_S390_NO_MEM_LIMIT		U64_MAX
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| 
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| /* kvm attributes for KVM_S390_VM_TOD */
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| #define KVM_S390_VM_TOD_LOW		0
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| #define KVM_S390_VM_TOD_HIGH		1
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| 
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| /* kvm attributes for KVM_S390_VM_CPU_MODEL */
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| /* processor related attributes are r/w */
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| #define KVM_S390_VM_CPU_PROCESSOR	0
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| struct kvm_s390_vm_cpu_processor {
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| 	__u64 cpuid;
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| 	__u16 ibc;
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| 	__u8  pad[6];
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| 	__u64 fac_list[256];
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| };
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| 
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| /* machine related attributes are r/o */
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| #define KVM_S390_VM_CPU_MACHINE		1
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| struct kvm_s390_vm_cpu_machine {
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| 	__u64 cpuid;
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| 	__u32 ibc;
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| 	__u8  pad[4];
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| 	__u64 fac_mask[256];
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| 	__u64 fac_list[256];
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| };
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| 
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| /* kvm attributes for crypto */
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| #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW	0
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| #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW	1
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| #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW	2
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| #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW	3
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| 
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| /* for KVM_GET_REGS and KVM_SET_REGS */
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| struct kvm_regs {
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| 	/* general purpose regs for s390 */
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| 	__u64 gprs[16];
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| };
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| 
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| /* for KVM_GET_SREGS and KVM_SET_SREGS */
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| struct kvm_sregs {
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| 	__u32 acrs[16];
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| 	__u64 crs[16];
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| };
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| 
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| /* for KVM_GET_FPU and KVM_SET_FPU */
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| struct kvm_fpu {
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| 	__u32 fpc;
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| 	__u64 fprs[16];
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| };
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| 
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| #define KVM_GUESTDBG_USE_HW_BP		0x00010000
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| 
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| #define KVM_HW_BP			1
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| #define KVM_HW_WP_WRITE			2
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| #define KVM_SINGLESTEP			4
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| 
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| struct kvm_debug_exit_arch {
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| 	__u64 addr;
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| 	__u8 type;
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| 	__u8 pad[7]; /* Should be set to 0 */
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| };
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| 
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| struct kvm_hw_breakpoint {
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| 	__u64 addr;
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| 	__u64 phys_addr;
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| 	__u64 len;
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| 	__u8 type;
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| 	__u8 pad[7]; /* Should be set to 0 */
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| };
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| 
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| /* for KVM_SET_GUEST_DEBUG */
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| struct kvm_guest_debug_arch {
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| 	__u32 nr_hw_bp;
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| 	__u32 pad; /* Should be set to 0 */
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| 	struct kvm_hw_breakpoint *hw_bp;
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| };
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| 
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| /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */
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| #define KVM_S390_PFAULT_TOKEN_INVALID	0xffffffffffffffffULL
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| 
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| #define KVM_SYNC_PREFIX (1UL << 0)
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| #define KVM_SYNC_GPRS   (1UL << 1)
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| #define KVM_SYNC_ACRS   (1UL << 2)
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| #define KVM_SYNC_CRS    (1UL << 3)
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| #define KVM_SYNC_ARCH0  (1UL << 4)
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| #define KVM_SYNC_PFAULT (1UL << 5)
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| #define KVM_SYNC_VRS    (1UL << 6)
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| #define KVM_SYNC_RICCB  (1UL << 7)
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| #define KVM_SYNC_FPRS   (1UL << 8)
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| /* definition of registers in kvm_run */
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| struct kvm_sync_regs {
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| 	__u64 prefix;	/* prefix register */
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| 	__u64 gprs[16];	/* general purpose registers */
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| 	__u32 acrs[16];	/* access registers */
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| 	__u64 crs[16];	/* control registers */
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| 	__u64 todpr;	/* tod programmable register [ARCH0] */
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| 	__u64 cputm;	/* cpu timer [ARCH0] */
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| 	__u64 ckc;	/* clock comparator [ARCH0] */
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| 	__u64 pp;	/* program parameter [ARCH0] */
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| 	__u64 gbea;	/* guest breaking-event address [ARCH0] */
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| 	__u64 pft;	/* pfault token [PFAULT] */
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| 	__u64 pfs;	/* pfault select [PFAULT] */
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| 	__u64 pfc;	/* pfault compare [PFAULT] */
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| 	union {
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| 		__u64 vrs[32][2];	/* vector registers (KVM_SYNC_VRS) */
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| 		__u64 fprs[16];		/* fp registers (KVM_SYNC_FPRS) */
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| 	};
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| 	__u8  reserved[512];	/* for future vector expansion */
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| 	__u32 fpc;		/* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */
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| 	__u8 padding[52];	/* riccb needs to be 64byte aligned */
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| 	__u8 riccb[64];		/* runtime instrumentation controls block */
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| };
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| 
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| #define KVM_REG_S390_TODPR	(KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1)
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| #define KVM_REG_S390_EPOCHDIFF	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2)
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| #define KVM_REG_S390_CPU_TIMER  (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3)
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| #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4)
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| #define KVM_REG_S390_PFTOKEN	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5)
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| #define KVM_REG_S390_PFCOMPARE	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6)
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| #define KVM_REG_S390_PFSELECT	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7)
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| #define KVM_REG_S390_PP		(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8)
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| #define KVM_REG_S390_GBEA	(KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9)
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| #endif
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