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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
40c03ad5 JO |
2 | #include <stdio.h> |
3 | #include <stdlib.h> | |
4 | #include <string.h> | |
5 | #include "event-parse.h" | |
266b851c | 6 | #include "trace-seq.h" |
40c03ad5 JO |
7 | |
8 | #define __HYPERVISOR_set_trap_table 0 | |
9 | #define __HYPERVISOR_mmu_update 1 | |
10 | #define __HYPERVISOR_set_gdt 2 | |
11 | #define __HYPERVISOR_stack_switch 3 | |
12 | #define __HYPERVISOR_set_callbacks 4 | |
13 | #define __HYPERVISOR_fpu_taskswitch 5 | |
14 | #define __HYPERVISOR_sched_op_compat 6 | |
15 | #define __HYPERVISOR_dom0_op 7 | |
16 | #define __HYPERVISOR_set_debugreg 8 | |
17 | #define __HYPERVISOR_get_debugreg 9 | |
18 | #define __HYPERVISOR_update_descriptor 10 | |
19 | #define __HYPERVISOR_memory_op 12 | |
20 | #define __HYPERVISOR_multicall 13 | |
21 | #define __HYPERVISOR_update_va_mapping 14 | |
22 | #define __HYPERVISOR_set_timer_op 15 | |
23 | #define __HYPERVISOR_event_channel_op_compat 16 | |
24 | #define __HYPERVISOR_xen_version 17 | |
25 | #define __HYPERVISOR_console_io 18 | |
26 | #define __HYPERVISOR_physdev_op_compat 19 | |
27 | #define __HYPERVISOR_grant_table_op 20 | |
28 | #define __HYPERVISOR_vm_assist 21 | |
29 | #define __HYPERVISOR_update_va_mapping_otherdomain 22 | |
30 | #define __HYPERVISOR_iret 23 /* x86 only */ | |
31 | #define __HYPERVISOR_vcpu_op 24 | |
32 | #define __HYPERVISOR_set_segment_base 25 /* x86/64 only */ | |
33 | #define __HYPERVISOR_mmuext_op 26 | |
34 | #define __HYPERVISOR_acm_op 27 | |
35 | #define __HYPERVISOR_nmi_op 28 | |
36 | #define __HYPERVISOR_sched_op 29 | |
37 | #define __HYPERVISOR_callback_op 30 | |
38 | #define __HYPERVISOR_xenoprof_op 31 | |
39 | #define __HYPERVISOR_event_channel_op 32 | |
40 | #define __HYPERVISOR_physdev_op 33 | |
41 | #define __HYPERVISOR_hvm_op 34 | |
42 | #define __HYPERVISOR_tmem_op 38 | |
43 | ||
44 | /* Architecture-specific hypercall definitions. */ | |
45 | #define __HYPERVISOR_arch_0 48 | |
46 | #define __HYPERVISOR_arch_1 49 | |
47 | #define __HYPERVISOR_arch_2 50 | |
48 | #define __HYPERVISOR_arch_3 51 | |
49 | #define __HYPERVISOR_arch_4 52 | |
50 | #define __HYPERVISOR_arch_5 53 | |
51 | #define __HYPERVISOR_arch_6 54 | |
52 | #define __HYPERVISOR_arch_7 55 | |
53 | ||
54 | #define N(x) [__HYPERVISOR_##x] = "("#x")" | |
55 | static const char *xen_hypercall_names[] = { | |
56 | N(set_trap_table), | |
57 | N(mmu_update), | |
58 | N(set_gdt), | |
59 | N(stack_switch), | |
60 | N(set_callbacks), | |
61 | N(fpu_taskswitch), | |
62 | N(sched_op_compat), | |
63 | N(dom0_op), | |
64 | N(set_debugreg), | |
65 | N(get_debugreg), | |
66 | N(update_descriptor), | |
67 | N(memory_op), | |
68 | N(multicall), | |
69 | N(update_va_mapping), | |
70 | N(set_timer_op), | |
71 | N(event_channel_op_compat), | |
72 | N(xen_version), | |
73 | N(console_io), | |
74 | N(physdev_op_compat), | |
75 | N(grant_table_op), | |
76 | N(vm_assist), | |
77 | N(update_va_mapping_otherdomain), | |
78 | N(iret), | |
79 | N(vcpu_op), | |
80 | N(set_segment_base), | |
81 | N(mmuext_op), | |
82 | N(acm_op), | |
83 | N(nmi_op), | |
84 | N(sched_op), | |
85 | N(callback_op), | |
86 | N(xenoprof_op), | |
87 | N(event_channel_op), | |
88 | N(physdev_op), | |
89 | N(hvm_op), | |
90 | ||
91 | /* Architecture-specific hypercall definitions. */ | |
92 | N(arch_0), | |
93 | N(arch_1), | |
94 | N(arch_2), | |
95 | N(arch_3), | |
96 | N(arch_4), | |
97 | N(arch_5), | |
98 | N(arch_6), | |
99 | N(arch_7), | |
100 | }; | |
101 | #undef N | |
102 | ||
103 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) | |
104 | ||
105 | static const char *xen_hypercall_name(unsigned op) | |
106 | { | |
107 | if (op < ARRAY_SIZE(xen_hypercall_names) && | |
108 | xen_hypercall_names[op] != NULL) | |
109 | return xen_hypercall_names[op]; | |
110 | ||
111 | return ""; | |
112 | } | |
113 | ||
114 | unsigned long long process_xen_hypercall_name(struct trace_seq *s, | |
115 | unsigned long long *args) | |
116 | { | |
117 | unsigned int op = args[0]; | |
118 | ||
119 | trace_seq_printf(s, "%s", xen_hypercall_name(op)); | |
120 | return 0; | |
121 | } | |
122 | ||
c32d52b4 | 123 | int TEP_PLUGIN_LOADER(struct tep_handle *pevent) |
40c03ad5 | 124 | { |
b843e9c3 TSV |
125 | tep_register_print_function(pevent, |
126 | process_xen_hypercall_name, | |
127 | TEP_FUNC_ARG_STRING, | |
128 | "xen_hypercall_name", | |
129 | TEP_FUNC_ARG_INT, | |
130 | TEP_FUNC_ARG_VOID); | |
40c03ad5 JO |
131 | return 0; |
132 | } | |
bf6b3a95 | 133 | |
c32d52b4 | 134 | void TEP_PLUGIN_UNLOADER(struct tep_handle *pevent) |
bf6b3a95 | 135 | { |
b843e9c3 TSV |
136 | tep_unregister_print_function(pevent, process_xen_hypercall_name, |
137 | "xen_hypercall_name"); | |
bf6b3a95 | 138 | } |