1/* SPDX-License-Identifier: GPL-2.0 */
2#if !defined(_TRACE_HANDLE_EXIT_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
3#define _TRACE_HANDLE_EXIT_ARM64_KVM_H
4
5#include <linux/tracepoint.h>
6#include "sys_regs.h"
7
8#undef TRACE_SYSTEM
9#define TRACE_SYSTEM kvm
10
11TRACE_EVENT(kvm_wfx_arm64,
12	TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
13	TP_ARGS(vcpu_pc, is_wfe),
14
15	TP_STRUCT__entry(
16		__field(unsigned long,	vcpu_pc)
17		__field(bool,		is_wfe)
18	),
19
20	TP_fast_assign(
21		__entry->vcpu_pc = vcpu_pc;
22		__entry->is_wfe  = is_wfe;
23	),
24
25	TP_printk("guest executed wf%c at: 0x%016lx",
26		  __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
27);
28
29TRACE_EVENT(kvm_hvc_arm64,
30	TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
31	TP_ARGS(vcpu_pc, r0, imm),
32
33	TP_STRUCT__entry(
34		__field(unsigned long, vcpu_pc)
35		__field(unsigned long, r0)
36		__field(unsigned long, imm)
37	),
38
39	TP_fast_assign(
40		__entry->vcpu_pc = vcpu_pc;
41		__entry->r0 = r0;
42		__entry->imm = imm;
43	),
44
45	TP_printk("HVC at 0x%016lx (r0: 0x%016lx, imm: 0x%lx)",
46		  __entry->vcpu_pc, __entry->r0, __entry->imm)
47);
48
49TRACE_EVENT(kvm_arm_setup_debug,
50	TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
51	TP_ARGS(vcpu, guest_debug),
52
53	TP_STRUCT__entry(
54		__field(struct kvm_vcpu *, vcpu)
55		__field(__u32, guest_debug)
56	),
57
58	TP_fast_assign(
59		__entry->vcpu = vcpu;
60		__entry->guest_debug = guest_debug;
61	),
62
63	TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
64);
65
66TRACE_EVENT(kvm_arm_clear_debug,
67	TP_PROTO(__u32 guest_debug),
68	TP_ARGS(guest_debug),
69
70	TP_STRUCT__entry(
71		__field(__u32, guest_debug)
72	),
73
74	TP_fast_assign(
75		__entry->guest_debug = guest_debug;
76	),
77
78	TP_printk("flags: 0x%08x", __entry->guest_debug)
79);
80
81/*
82 * The dreg32 name is a leftover from a distant past. This will really
83 * output a 64bit value...
84 */
85TRACE_EVENT(kvm_arm_set_dreg32,
86	TP_PROTO(const char *name, __u64 value),
87	TP_ARGS(name, value),
88
89	TP_STRUCT__entry(
90		__field(const char *, name)
91		__field(__u64, value)
92	),
93
94	TP_fast_assign(
95		__entry->name = name;
96		__entry->value = value;
97	),
98
99	TP_printk("%s: 0x%llx", __entry->name, __entry->value)
100);
101
102TRACE_DEFINE_SIZEOF(__u64);
103
104TRACE_EVENT(kvm_arm_set_regset,
105	TP_PROTO(const char *type, int len, __u64 *control, __u64 *value),
106	TP_ARGS(type, len, control, value),
107	TP_STRUCT__entry(
108		__field(const char *, name)
109		__field(int, len)
110		__array(u64, ctrls, 16)
111		__array(u64, values, 16)
112	),
113	TP_fast_assign(
114		__entry->name = type;
115		__entry->len = len;
116		memcpy(__entry->ctrls, control, len << 3);
117		memcpy(__entry->values, value, len << 3);
118	),
119	TP_printk("%d %s CTRL:%s VALUE:%s", __entry->len, __entry->name,
120		__print_array(__entry->ctrls, __entry->len, sizeof(__u64)),
121		__print_array(__entry->values, __entry->len, sizeof(__u64)))
122);
123
124TRACE_EVENT(trap_reg,
125	TP_PROTO(const char *fn, int reg, bool is_write, u64 write_value),
126	TP_ARGS(fn, reg, is_write, write_value),
127
128	TP_STRUCT__entry(
129		__field(const char *, fn)
130		__field(int, reg)
131		__field(bool, is_write)
132		__field(u64, write_value)
133	),
134
135	TP_fast_assign(
136		__entry->fn = fn;
137		__entry->reg = reg;
138		__entry->is_write = is_write;
139		__entry->write_value = write_value;
140	),
141
142	TP_printk("%s %s reg %d (0x%016llx)", __entry->fn,  __entry->is_write?"write to":"read from", __entry->reg, __entry->write_value)
143);
144
145TRACE_EVENT(kvm_handle_sys_reg,
146	TP_PROTO(unsigned long hsr),
147	TP_ARGS(hsr),
148
149	TP_STRUCT__entry(
150		__field(unsigned long,	hsr)
151	),
152
153	TP_fast_assign(
154		__entry->hsr = hsr;
155	),
156
157	TP_printk("HSR 0x%08lx", __entry->hsr)
158);
159
160TRACE_EVENT(kvm_sys_access,
161	TP_PROTO(unsigned long vcpu_pc, struct sys_reg_params *params, const struct sys_reg_desc *reg),
162	TP_ARGS(vcpu_pc, params, reg),
163
164	TP_STRUCT__entry(
165		__field(unsigned long,			vcpu_pc)
166		__field(bool,				is_write)
167		__field(const char *,			name)
168		__field(u8,				Op0)
169		__field(u8,				Op1)
170		__field(u8,				CRn)
171		__field(u8,				CRm)
172		__field(u8,				Op2)
173	),
174
175	TP_fast_assign(
176		__entry->vcpu_pc = vcpu_pc;
177		__entry->is_write = params->is_write;
178		__entry->name = reg->name;
179		__entry->Op0 = reg->Op0;
180		__entry->Op0 = reg->Op0;
181		__entry->Op1 = reg->Op1;
182		__entry->CRn = reg->CRn;
183		__entry->CRm = reg->CRm;
184		__entry->Op2 = reg->Op2;
185	),
186
187	TP_printk("PC: %lx %s (%d,%d,%d,%d,%d) %s",
188		  __entry->vcpu_pc, __entry->name ?: "UNKN",
189		  __entry->Op0, __entry->Op1, __entry->CRn,
190		  __entry->CRm, __entry->Op2,
191		  __entry->is_write ? "write" : "read")
192);
193
194TRACE_EVENT(kvm_set_guest_debug,
195	TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
196	TP_ARGS(vcpu, guest_debug),
197
198	TP_STRUCT__entry(
199		__field(struct kvm_vcpu *, vcpu)
200		__field(__u32, guest_debug)
201	),
202
203	TP_fast_assign(
204		__entry->vcpu = vcpu;
205		__entry->guest_debug = guest_debug;
206	),
207
208	TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
209);
210
211#endif /* _TRACE_HANDLE_EXIT_ARM64_KVM_H */
212
213#undef TRACE_INCLUDE_PATH
214#define TRACE_INCLUDE_PATH .
215#undef TRACE_INCLUDE_FILE
216#define TRACE_INCLUDE_FILE trace_handle_exit
217
218/* This part must be outside protection */
219#include <trace/define_trace.h>
220