win-pvdrivers

view common/include/public/physdev.h @ 62:edd4a2ad5b44

Removed old inf files
author James Harper <james.harper@bendigoit.com.au>
date Wed Dec 19 10:22:50 2007 +1100 (2007-12-19)
parents 5712dede5a1b
children b474e898b409
line source
1 /*
2 * Permission is hereby granted, free of charge, to any person obtaining a copy
3 * of this software and associated documentation files (the "Software"), to
4 * deal in the Software without restriction, including without limitation the
5 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
6 * sell copies of the Software, and to permit persons to whom the Software is
7 * furnished to do so, subject to the following conditions:
8 *
9 * The above copyright notice and this permission notice shall be included in
10 * all copies or substantial portions of the Software.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
15 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
16 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
17 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
18 * DEALINGS IN THE SOFTWARE.
19 */
21 #ifndef __XEN_PUBLIC_PHYSDEV_H__
22 #define __XEN_PUBLIC_PHYSDEV_H__
24 /*
25 * Prototype for this hypercall is:
26 * int physdev_op(int cmd, void *args)
27 * @cmd == PHYSDEVOP_??? (physdev operation).
28 * @args == Operation-specific extra arguments (NULL if none).
29 */
31 /*
32 * Notify end-of-interrupt (EOI) for the specified IRQ.
33 * @arg == pointer to physdev_eoi structure.
34 */
35 #define PHYSDEVOP_eoi 12
36 struct physdev_eoi {
37 /* IN */
38 uint32_t irq;
39 };
40 typedef struct physdev_eoi physdev_eoi_t;
41 DEFINE_XEN_GUEST_HANDLE(physdev_eoi_t);
43 /*
44 * Query the status of an IRQ line.
45 * @arg == pointer to physdev_irq_status_query structure.
46 */
47 #define PHYSDEVOP_irq_status_query 5
48 struct physdev_irq_status_query {
49 /* IN */
50 uint32_t irq;
51 /* OUT */
52 uint32_t flags; /* XENIRQSTAT_* */
53 };
54 typedef struct physdev_irq_status_query physdev_irq_status_query_t;
55 DEFINE_XEN_GUEST_HANDLE(physdev_irq_status_query_t);
57 /* Need to call PHYSDEVOP_eoi when the IRQ has been serviced? */
58 #define _XENIRQSTAT_needs_eoi (0)
59 #define XENIRQSTAT_needs_eoi (1U<<_XENIRQSTAT_needs_eoi)
61 /* IRQ shared by multiple guests? */
62 #define _XENIRQSTAT_shared (1)
63 #define XENIRQSTAT_shared (1U<<_XENIRQSTAT_shared)
65 /*
66 * Set the current VCPU's I/O privilege level.
67 * @arg == pointer to physdev_set_iopl structure.
68 */
69 #define PHYSDEVOP_set_iopl 6
70 struct physdev_set_iopl {
71 /* IN */
72 uint32_t iopl;
73 };
74 typedef struct physdev_set_iopl physdev_set_iopl_t;
75 DEFINE_XEN_GUEST_HANDLE(physdev_set_iopl_t);
77 /*
78 * Set the current VCPU's I/O-port permissions bitmap.
79 * @arg == pointer to physdev_set_iobitmap structure.
80 */
81 #define PHYSDEVOP_set_iobitmap 7
82 struct physdev_set_iobitmap {
83 /* IN */
84 XEN_GUEST_HANDLE_00030205(uint8_t) bitmap;
85 uint32_t nr_ports;
86 };
87 typedef struct physdev_set_iobitmap physdev_set_iobitmap_t;
88 DEFINE_XEN_GUEST_HANDLE(physdev_set_iobitmap_t);
90 /*
91 * Read or write an IO-APIC register.
92 * @arg == pointer to physdev_apic structure.
93 */
94 #define PHYSDEVOP_apic_read 8
95 #define PHYSDEVOP_apic_write 9
96 struct physdev_apic {
97 /* IN */
98 unsigned long apic_physbase;
99 uint32_t reg;
100 /* IN or OUT */
101 uint32_t value;
102 };
103 typedef struct physdev_apic physdev_apic_t;
104 DEFINE_XEN_GUEST_HANDLE(physdev_apic_t);
106 /*
107 * Allocate or free a physical upcall vector for the specified IRQ line.
108 * @arg == pointer to physdev_irq structure.
109 */
110 #define PHYSDEVOP_alloc_irq_vector 10
111 #define PHYSDEVOP_free_irq_vector 11
112 struct physdev_irq {
113 /* IN */
114 uint32_t irq;
115 /* IN or OUT */
116 uint32_t vector;
117 };
118 typedef struct physdev_irq physdev_irq_t;
119 DEFINE_XEN_GUEST_HANDLE(physdev_irq_t);
121 /*
122 * Argument to physdev_op_compat() hypercall. Superceded by new physdev_op()
123 * hypercall since 0x00030202.
124 */
125 struct physdev_op {
126 uint32_t cmd;
127 union {
128 struct physdev_irq_status_query irq_status_query;
129 struct physdev_set_iopl set_iopl;
130 struct physdev_set_iobitmap set_iobitmap;
131 struct physdev_apic apic_op;
132 struct physdev_irq irq_op;
133 } u;
134 };
135 typedef struct physdev_op physdev_op_t;
136 DEFINE_XEN_GUEST_HANDLE(physdev_op_t);
138 /*
139 * Notify that some PIRQ-bound event channels have been unmasked.
140 * ** This command is obsolete since interface version 0x00030202 and is **
141 * ** unsupported by newer versions of Xen. **
142 */
143 #define PHYSDEVOP_IRQ_UNMASK_NOTIFY 4
145 /*
146 * These all-capitals physdev operation names are superceded by the new names
147 * (defined above) since interface version 0x00030202.
148 */
149 #define PHYSDEVOP_IRQ_STATUS_QUERY PHYSDEVOP_irq_status_query
150 #define PHYSDEVOP_SET_IOPL PHYSDEVOP_set_iopl
151 #define PHYSDEVOP_SET_IOBITMAP PHYSDEVOP_set_iobitmap
152 #define PHYSDEVOP_APIC_READ PHYSDEVOP_apic_read
153 #define PHYSDEVOP_APIC_WRITE PHYSDEVOP_apic_write
154 #define PHYSDEVOP_ASSIGN_VECTOR PHYSDEVOP_alloc_irq_vector
155 #define PHYSDEVOP_FREE_VECTOR PHYSDEVOP_free_irq_vector
156 #define PHYSDEVOP_IRQ_NEEDS_UNMASK_NOTIFY XENIRQSTAT_needs_eoi
157 #define PHYSDEVOP_IRQ_SHARED XENIRQSTAT_shared
159 #endif /* __XEN_PUBLIC_PHYSDEV_H__ */
161 /*
162 * Local variables:
163 * mode: C
164 * c-set-style: "BSD"
165 * c-basic-offset: 4
166 * tab-width: 4
167 * indent-tabs-mode: nil
168 * End:
169 */