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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 | 17 | #define __KVM_S390 |
27291e21 | 18 | #define __KVM_HAVE_GUEST_DEBUG |
d7b0b5eb | 19 | |
c05c4186 JF |
20 | /* Device control API: s390-specific devices */ |
21 | #define KVM_DEV_FLIC_GET_ALL_IRQS 1 | |
22 | #define KVM_DEV_FLIC_ENQUEUE 2 | |
23 | #define KVM_DEV_FLIC_CLEAR_IRQS 3 | |
3c038e6b DD |
24 | #define KVM_DEV_FLIC_APF_ENABLE 4 |
25 | #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 | |
841b91c5 CH |
26 | #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 |
27 | #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 | |
c05c4186 JF |
28 | /* |
29 | * We can have up to 4*64k pending subchannels + 8 adapter interrupts, | |
30 | * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. | |
31 | * There are also sclp and machine checks. This gives us | |
32 | * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 | |
33 | * Lets round up to 8192 pages. | |
34 | */ | |
a91b8ebe | 35 | #define KVM_S390_MAX_FLOAT_IRQS 266250 |
c05c4186 JF |
36 | #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 |
37 | ||
841b91c5 CH |
38 | struct kvm_s390_io_adapter { |
39 | __u32 id; | |
40 | __u8 isc; | |
41 | __u8 maskable; | |
42 | __u8 swap; | |
43 | __u8 pad; | |
44 | }; | |
45 | ||
46 | #define KVM_S390_IO_ADAPTER_MASK 1 | |
47 | #define KVM_S390_IO_ADAPTER_MAP 2 | |
48 | #define KVM_S390_IO_ADAPTER_UNMAP 3 | |
49 | ||
50 | struct kvm_s390_io_adapter_req { | |
51 | __u32 id; | |
52 | __u8 type; | |
53 | __u8 mask; | |
54 | __u16 pad0; | |
55 | __u64 addr; | |
56 | }; | |
57 | ||
4f718eab DD |
58 | /* kvm attr_group on vm fd */ |
59 | #define KVM_S390_VM_MEM_CTRL 0 | |
72f25020 | 60 | #define KVM_S390_VM_TOD 1 |
4f718eab DD |
61 | |
62 | /* kvm attributes for mem_ctrl */ | |
63 | #define KVM_S390_VM_MEM_ENABLE_CMMA 0 | |
64 | #define KVM_S390_VM_MEM_CLR_CMMA 1 | |
8c0a7ce6 | 65 | #define KVM_S390_VM_MEM_LIMIT_SIZE 2 |
4f718eab | 66 | |
72f25020 JH |
67 | /* kvm attributes for KVM_S390_VM_TOD */ |
68 | #define KVM_S390_VM_TOD_LOW 0 | |
69 | #define KVM_S390_VM_TOD_HIGH 1 | |
70 | ||
b0c632db HC |
71 | /* for KVM_GET_REGS and KVM_SET_REGS */ |
72 | struct kvm_regs { | |
73 | /* general purpose regs for s390 */ | |
74 | __u64 gprs[16]; | |
75 | }; | |
76 | ||
77 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ | |
78 | struct kvm_sregs { | |
79 | __u32 acrs[16]; | |
80 | __u64 crs[16]; | |
81 | }; | |
82 | ||
83 | /* for KVM_GET_FPU and KVM_SET_FPU */ | |
84 | struct kvm_fpu { | |
85 | __u32 fpc; | |
86 | __u64 fprs[16]; | |
87 | }; | |
dd135ebb | 88 | |
af1827e7 DH |
89 | #define KVM_GUESTDBG_USE_HW_BP 0x00010000 |
90 | ||
91 | #define KVM_HW_BP 1 | |
92 | #define KVM_HW_WP_WRITE 2 | |
93 | #define KVM_SINGLESTEP 4 | |
94 | ||
d0bfb940 | 95 | struct kvm_debug_exit_arch { |
af1827e7 DH |
96 | __u64 addr; |
97 | __u8 type; | |
98 | __u8 pad[7]; /* Should be set to 0 */ | |
99 | }; | |
100 | ||
101 | struct kvm_hw_breakpoint { | |
102 | __u64 addr; | |
103 | __u64 phys_addr; | |
104 | __u64 len; | |
105 | __u8 type; | |
106 | __u8 pad[7]; /* Should be set to 0 */ | |
d0bfb940 JK |
107 | }; |
108 | ||
109 | /* for KVM_SET_GUEST_DEBUG */ | |
110 | struct kvm_guest_debug_arch { | |
af1827e7 DH |
111 | __u32 nr_hw_bp; |
112 | __u32 pad; /* Should be set to 0 */ | |
113 | struct kvm_hw_breakpoint __user *hw_bp; | |
d0bfb940 JK |
114 | }; |
115 | ||
9fbd8082 DH |
116 | /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ |
117 | #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL | |
118 | ||
60b413c9 | 119 | #define KVM_SYNC_PREFIX (1UL << 0) |
5a32c1af | 120 | #define KVM_SYNC_GPRS (1UL << 1) |
59674c1a | 121 | #define KVM_SYNC_ACRS (1UL << 2) |
9eed0735 | 122 | #define KVM_SYNC_CRS (1UL << 3) |
b028ee3e DH |
123 | #define KVM_SYNC_ARCH0 (1UL << 4) |
124 | #define KVM_SYNC_PFAULT (1UL << 5) | |
b9e5dc8d CB |
125 | /* definition of registers in kvm_run */ |
126 | struct kvm_sync_regs { | |
60b413c9 | 127 | __u64 prefix; /* prefix register */ |
5a32c1af | 128 | __u64 gprs[16]; /* general purpose registers */ |
59674c1a | 129 | __u32 acrs[16]; /* access registers */ |
9eed0735 | 130 | __u64 crs[16]; /* control registers */ |
b028ee3e DH |
131 | __u64 todpr; /* tod programmable register [ARCH0] */ |
132 | __u64 cputm; /* cpu timer [ARCH0] */ | |
133 | __u64 ckc; /* clock comparator [ARCH0] */ | |
134 | __u64 pp; /* program parameter [ARCH0] */ | |
135 | __u64 gbea; /* guest breaking-event address [ARCH0] */ | |
136 | __u64 pft; /* pfault token [PFAULT] */ | |
137 | __u64 pfs; /* pfault select [PFAULT] */ | |
138 | __u64 pfc; /* pfault compare [PFAULT] */ | |
b9e5dc8d | 139 | }; |
29b7c71b CO |
140 | |
141 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) | |
142 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) | |
46a6dd1c J |
143 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
144 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) | |
536336c2 DD |
145 | #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) |
146 | #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) | |
147 | #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) | |
672550fb | 148 | #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) |
afa45ff5 | 149 | #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) |
dd135ebb | 150 | #endif |