/root/src/xen/xen/include/asm/hypercall.h
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1 | | /****************************************************************************** |
2 | | * asm-x86/hypercall.h |
3 | | */ |
4 | | |
5 | | #ifndef __ASM_X86_HYPERCALL_H__ |
6 | | #define __ASM_X86_HYPERCALL_H__ |
7 | | |
8 | | #include <xen/types.h> |
9 | | #include <public/physdev.h> |
10 | | #include <public/event_channel.h> |
11 | | #include <public/arch-x86/xen-mca.h> /* for do_mca */ |
12 | | #include <asm/paging.h> |
13 | | |
14 | | typedef unsigned long hypercall_fn_t( |
15 | | unsigned long, unsigned long, unsigned long, |
16 | | unsigned long, unsigned long, unsigned long); |
17 | | |
18 | | typedef struct { |
19 | | hypercall_fn_t *native, *compat; |
20 | | } hypercall_table_t; |
21 | | |
22 | | typedef struct { |
23 | | uint8_t native, compat; |
24 | | } hypercall_args_t; |
25 | | |
26 | | extern const hypercall_args_t hypercall_args_table[NR_hypercalls]; |
27 | | |
28 | | void pv_hypercall(struct cpu_user_regs *regs); |
29 | | void hypercall_page_initialise_ring3_kernel(void *hypercall_page); |
30 | | void hypercall_page_initialise_ring1_kernel(void *hypercall_page); |
31 | | |
32 | | /* |
33 | | * Both do_mmuext_op() and do_mmu_update(): |
34 | | * We steal the m.s.b. of the @count parameter to indicate whether this |
35 | | * invocation of do_mmu_update() is resuming a previously preempted call. |
36 | | */ |
37 | 0 | #define MMU_UPDATE_PREEMPTED (~(~0U>>1)) |
38 | | |
39 | | extern long |
40 | | do_event_channel_op_compat( |
41 | | XEN_GUEST_HANDLE_PARAM(evtchn_op_t) uop); |
42 | | |
43 | | /* Legacy hypercall (as of 0x00030202). */ |
44 | | extern long do_physdev_op_compat( |
45 | | XEN_GUEST_HANDLE(physdev_op_t) uop); |
46 | | |
47 | | /* Legacy hypercall (as of 0x00030101). */ |
48 | | extern long do_sched_op_compat( |
49 | | int cmd, unsigned long arg); |
50 | | |
51 | | extern long |
52 | | do_set_trap_table( |
53 | | XEN_GUEST_HANDLE_PARAM(const_trap_info_t) traps); |
54 | | |
55 | | extern long |
56 | | do_mmu_update( |
57 | | XEN_GUEST_HANDLE_PARAM(mmu_update_t) ureqs, |
58 | | unsigned int count, |
59 | | XEN_GUEST_HANDLE_PARAM(uint) pdone, |
60 | | unsigned int foreigndom); |
61 | | |
62 | | extern long |
63 | | do_set_gdt( |
64 | | XEN_GUEST_HANDLE_PARAM(xen_ulong_t) frame_list, |
65 | | unsigned int entries); |
66 | | |
67 | | extern long |
68 | | do_stack_switch( |
69 | | unsigned long ss, |
70 | | unsigned long esp); |
71 | | |
72 | | extern long |
73 | | do_fpu_taskswitch( |
74 | | int set); |
75 | | |
76 | | extern long |
77 | | do_set_debugreg( |
78 | | int reg, |
79 | | unsigned long value); |
80 | | |
81 | | extern unsigned long |
82 | | do_get_debugreg( |
83 | | int reg); |
84 | | |
85 | | extern long |
86 | | do_update_descriptor( |
87 | | u64 pa, |
88 | | u64 desc); |
89 | | |
90 | | extern long |
91 | | do_mca(XEN_GUEST_HANDLE_PARAM(xen_mc_t) u_xen_mc); |
92 | | |
93 | | extern long |
94 | | do_update_va_mapping( |
95 | | unsigned long va, |
96 | | u64 val64, |
97 | | unsigned long flags); |
98 | | |
99 | | extern long |
100 | | do_physdev_op( |
101 | | int cmd, XEN_GUEST_HANDLE_PARAM(void) arg); |
102 | | |
103 | | extern long |
104 | | do_update_va_mapping_otherdomain( |
105 | | unsigned long va, |
106 | | u64 val64, |
107 | | unsigned long flags, |
108 | | domid_t domid); |
109 | | |
110 | | extern long |
111 | | do_mmuext_op( |
112 | | XEN_GUEST_HANDLE_PARAM(mmuext_op_t) uops, |
113 | | unsigned int count, |
114 | | XEN_GUEST_HANDLE_PARAM(uint) pdone, |
115 | | unsigned int foreigndom); |
116 | | |
117 | | extern long do_callback_op( |
118 | | int cmd, XEN_GUEST_HANDLE_PARAM(const_void) arg); |
119 | | |
120 | | extern unsigned long |
121 | | do_iret( |
122 | | void); |
123 | | |
124 | | extern long |
125 | | do_set_callbacks( |
126 | | unsigned long event_address, |
127 | | unsigned long failsafe_address, |
128 | | unsigned long syscall_address); |
129 | | |
130 | | extern long |
131 | | do_set_segment_base( |
132 | | unsigned int which, |
133 | | unsigned long base); |
134 | | |
135 | | #ifdef CONFIG_COMPAT |
136 | | |
137 | | #include <compat/arch-x86/xen.h> |
138 | | #include <compat/physdev.h> |
139 | | |
140 | | extern int |
141 | | compat_physdev_op( |
142 | | int cmd, |
143 | | XEN_GUEST_HANDLE_PARAM(void) arg); |
144 | | |
145 | | extern int |
146 | | arch_compat_vcpu_op( |
147 | | int cmd, struct vcpu *v, XEN_GUEST_HANDLE_PARAM(void) arg); |
148 | | |
149 | | extern int compat_mmuext_op( |
150 | | XEN_GUEST_HANDLE_PARAM(void) arg, |
151 | | unsigned int count, |
152 | | XEN_GUEST_HANDLE_PARAM(uint) pdone, |
153 | | unsigned int foreigndom); |
154 | | |
155 | | extern int compat_platform_op( |
156 | | XEN_GUEST_HANDLE_PARAM(void) u_xenpf_op); |
157 | | |
158 | | extern long compat_callback_op( |
159 | | int cmd, XEN_GUEST_HANDLE(void) arg); |
160 | | |
161 | | extern int compat_update_va_mapping( |
162 | | unsigned int va, u32 lo, u32 hi, unsigned int flags); |
163 | | |
164 | | extern int compat_update_va_mapping_otherdomain( |
165 | | unsigned long va, u32 lo, u32 hi, unsigned long flags, domid_t domid); |
166 | | |
167 | | DEFINE_XEN_GUEST_HANDLE(trap_info_compat_t); |
168 | | extern int compat_set_trap_table(XEN_GUEST_HANDLE(trap_info_compat_t) traps); |
169 | | |
170 | | extern int compat_set_gdt( |
171 | | XEN_GUEST_HANDLE_PARAM(uint) frame_list, unsigned int entries); |
172 | | |
173 | | extern int compat_update_descriptor( |
174 | | u32 pa_lo, u32 pa_hi, u32 desc_lo, u32 desc_hi); |
175 | | |
176 | | extern unsigned int compat_iret(void); |
177 | | |
178 | | extern int compat_nmi_op(unsigned int cmd, XEN_GUEST_HANDLE_PARAM(void) arg); |
179 | | |
180 | | extern long compat_set_callbacks( |
181 | | unsigned long event_selector, unsigned long event_address, |
182 | | unsigned long failsafe_selector, unsigned long failsafe_address); |
183 | | |
184 | | DEFINE_XEN_GUEST_HANDLE(physdev_op_compat_t); |
185 | | extern int compat_physdev_op_compat(XEN_GUEST_HANDLE(physdev_op_compat_t) uop); |
186 | | |
187 | | #endif /* CONFIG_COMPAT */ |
188 | | |
189 | | #endif /* __ASM_X86_HYPERCALL_H__ */ |