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dd135ebb CB |
1 | #ifndef __LINUX_KVM_S390_H |
2 | #define __LINUX_KVM_S390_H | |
b0c632db | 3 | /* |
a53c8fab | 4 | * KVM s390 specific structures and definitions |
b0c632db HC |
5 | * |
6 | * Copyright IBM Corp. 2008 | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License (version 2 only) | |
10 | * as published by the Free Software Foundation. | |
11 | * | |
12 | * Author(s): Carsten Otte <cotte@de.ibm.com> | |
13 | * Christian Borntraeger <borntraeger@de.ibm.com> | |
14 | */ | |
0680ba01 | 15 | #include <linux/types.h> |
b0c632db | 16 | |
d7b0b5eb CO |
17 | #define __KVM_S390 |
18 | ||
c05c4186 JF |
19 | /* Device control API: s390-specific devices */ |
20 | #define KVM_DEV_FLIC_GET_ALL_IRQS 1 | |
21 | #define KVM_DEV_FLIC_ENQUEUE 2 | |
22 | #define KVM_DEV_FLIC_CLEAR_IRQS 3 | |
23 | /* | |
24 | * We can have up to 4*64k pending subchannels + 8 adapter interrupts, | |
25 | * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. | |
26 | * There are also sclp and machine checks. This gives us | |
27 | * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 | |
28 | * Lets round up to 8192 pages. | |
29 | */ | |
30 | ||
31 | #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 | |
32 | ||
b0c632db HC |
33 | /* for KVM_GET_REGS and KVM_SET_REGS */ |
34 | struct kvm_regs { | |
35 | /* general purpose regs for s390 */ | |
36 | __u64 gprs[16]; | |
37 | }; | |
38 | ||
39 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ | |
40 | struct kvm_sregs { | |
41 | __u32 acrs[16]; | |
42 | __u64 crs[16]; | |
43 | }; | |
44 | ||
45 | /* for KVM_GET_FPU and KVM_SET_FPU */ | |
46 | struct kvm_fpu { | |
47 | __u32 fpc; | |
48 | __u64 fprs[16]; | |
49 | }; | |
dd135ebb | 50 | |
d0bfb940 JK |
51 | struct kvm_debug_exit_arch { |
52 | }; | |
53 | ||
54 | /* for KVM_SET_GUEST_DEBUG */ | |
55 | struct kvm_guest_debug_arch { | |
56 | }; | |
57 | ||
60b413c9 | 58 | #define KVM_SYNC_PREFIX (1UL << 0) |
5a32c1af | 59 | #define KVM_SYNC_GPRS (1UL << 1) |
59674c1a | 60 | #define KVM_SYNC_ACRS (1UL << 2) |
9eed0735 | 61 | #define KVM_SYNC_CRS (1UL << 3) |
b9e5dc8d CB |
62 | /* definition of registers in kvm_run */ |
63 | struct kvm_sync_regs { | |
60b413c9 | 64 | __u64 prefix; /* prefix register */ |
5a32c1af | 65 | __u64 gprs[16]; /* general purpose registers */ |
59674c1a | 66 | __u32 acrs[16]; /* access registers */ |
9eed0735 | 67 | __u64 crs[16]; /* control registers */ |
b9e5dc8d | 68 | }; |
29b7c71b CO |
69 | |
70 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) | |
71 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) | |
46a6dd1c J |
72 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
73 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) | |
dd135ebb | 74 | #endif |