win-pvdrivers

view common/include/public/elfnote.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
line source
1 /******************************************************************************
2 * elfnote.h
3 *
4 * Definitions used for the Xen ELF notes.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Copyright (c) 2006, Ian Campbell, XenSource Ltd.
25 */
27 #ifndef __XEN_PUBLIC_ELFNOTE_H__
28 #define __XEN_PUBLIC_ELFNOTE_H__
30 /*
31 * The notes should live in a PT_NOTE segment and have "Xen" in the
32 * name field.
33 *
34 * Numeric types are either 4 or 8 bytes depending on the content of
35 * the desc field.
36 *
37 * LEGACY indicated the fields in the legacy __xen_guest string which
38 * this a note type replaces.
39 */
41 /*
42 * NAME=VALUE pair (string).
43 */
44 #define XEN_ELFNOTE_INFO 0
46 /*
47 * The virtual address of the entry point (numeric).
48 *
49 * LEGACY: VIRT_ENTRY
50 */
51 #define XEN_ELFNOTE_ENTRY 1
53 /* The virtual address of the hypercall transfer page (numeric).
54 *
55 * LEGACY: HYPERCALL_PAGE. (n.b. legacy value is a physical page
56 * number not a virtual address)
57 */
58 #define XEN_ELFNOTE_HYPERCALL_PAGE 2
60 /* The virtual address where the kernel image should be mapped (numeric).
61 *
62 * Defaults to 0.
63 *
64 * LEGACY: VIRT_BASE
65 */
66 #define XEN_ELFNOTE_VIRT_BASE 3
68 /*
69 * The offset of the ELF paddr field from the acutal required
70 * psuedo-physical address (numeric).
71 *
72 * This is used to maintain backwards compatibility with older kernels
73 * which wrote __PAGE_OFFSET into that field. This field defaults to 0
74 * if not present.
75 *
76 * LEGACY: ELF_PADDR_OFFSET. (n.b. legacy default is VIRT_BASE)
77 */
78 #define XEN_ELFNOTE_PADDR_OFFSET 4
80 /*
81 * The version of Xen that we work with (string).
82 *
83 * LEGACY: XEN_VER
84 */
85 #define XEN_ELFNOTE_XEN_VERSION 5
87 /*
88 * The name of the guest operating system (string).
89 *
90 * LEGACY: GUEST_OS
91 */
92 #define XEN_ELFNOTE_GUEST_OS 6
94 /*
95 * The version of the guest operating system (string).
96 *
97 * LEGACY: GUEST_VER
98 */
99 #define XEN_ELFNOTE_GUEST_VERSION 7
101 /*
102 * The loader type (string).
103 *
104 * LEGACY: LOADER
105 */
106 #define XEN_ELFNOTE_LOADER 8
108 /*
109 * The kernel supports PAE (x86/32 only, string = "yes", "no" or
110 * "bimodal").
111 *
112 * For compatibility with Xen 3.0.3 and earlier the "bimodal" setting
113 * may be given as "yes,bimodal" which will cause older Xen to treat
114 * this kernel as PAE.
115 *
116 * LEGACY: PAE (n.b. The legacy interface included a provision to
117 * indicate 'extended-cr3' support allowing L3 page tables to be
118 * placed above 4G. It is assumed that any kernel new enough to use
119 * these ELF notes will include this and therefore "yes" here is
120 * equivalent to "yes[entended-cr3]" in the __xen_guest interface.
121 */
122 #define XEN_ELFNOTE_PAE_MODE 9
124 /*
125 * The features supported/required by this kernel (string).
126 *
127 * The string must consist of a list of feature names (as given in
128 * features.h, without the "XENFEAT_" prefix) separated by '|'
129 * characters. If a feature is required for the kernel to function
130 * then the feature name must be preceded by a '!' character.
131 *
132 * LEGACY: FEATURES
133 */
134 #define XEN_ELFNOTE_FEATURES 10
136 /*
137 * The kernel requires the symbol table to be loaded (string = "yes" or "no")
138 * LEGACY: BSD_SYMTAB (n.b. The legacy treated the presence or absence
139 * of this string as a boolean flag rather than requiring "yes" or
140 * "no".
141 */
142 #define XEN_ELFNOTE_BSD_SYMTAB 11
144 /*
145 * The lowest address the hypervisor hole can begin at (numeric).
146 *
147 * This must not be set higher than HYPERVISOR_VIRT_START. Its presence
148 * also indicates to the hypervisor that the kernel can deal with the
149 * hole starting at a higher address.
150 */
151 #define XEN_ELFNOTE_HV_START_LOW 12
153 /*
154 * List of maddr_t-sized mask/value pairs describing how to recognize
155 * (non-present) L1 page table entries carrying valid MFNs (numeric).
156 */
157 #define XEN_ELFNOTE_L1_MFN_VALID 13
159 /*
160 * Whether or not the guest supports cooperative suspend cancellation.
161 */
162 #define XEN_ELFNOTE_SUSPEND_CANCEL 14
164 /*
165 * The number of the highest elfnote defined.
166 */
167 #define XEN_ELFNOTE_MAX XEN_ELFNOTE_SUSPEND_CANCEL
169 /*
170 * System information exported through crash notes.
171 *
172 * The kexec / kdump code will create one XEN_ELFNOTE_CRASH_INFO
173 * note in case of a system crash. This note will contain various
174 * information about the system, see xen/include/xen/elfcore.h.
175 */
176 #define XEN_ELFNOTE_CRASH_INFO 0x1000001
178 /*
179 * System registers exported through crash notes.
180 *
181 * The kexec / kdump code will create one XEN_ELFNOTE_CRASH_REGS
182 * note per cpu in case of a system crash. This note is architecture
183 * specific and will contain registers not saved in the "CORE" note.
184 * See xen/include/xen/elfcore.h for more information.
185 */
186 #define XEN_ELFNOTE_CRASH_REGS 0x1000002
189 /*
190 * xen dump-core none note.
191 * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_NONE
192 * in its dump file to indicate that the file is xen dump-core
193 * file. This note doesn't have any other information.
194 * See tools/libxc/xc_core.h for more information.
195 */
196 #define XEN_ELFNOTE_DUMPCORE_NONE 0x2000000
198 /*
199 * xen dump-core header note.
200 * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_HEADER
201 * in its dump file.
202 * See tools/libxc/xc_core.h for more information.
203 */
204 #define XEN_ELFNOTE_DUMPCORE_HEADER 0x2000001
206 /*
207 * xen dump-core xen version note.
208 * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_XEN_VERSION
209 * in its dump file. It contains the xen version obtained via the
210 * XENVER hypercall.
211 * See tools/libxc/xc_core.h for more information.
212 */
213 #define XEN_ELFNOTE_DUMPCORE_XEN_VERSION 0x2000002
215 /*
216 * xen dump-core format version note.
217 * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION
218 * in its dump file. It contains a format version identifier.
219 * See tools/libxc/xc_core.h for more information.
220 */
221 #define XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION 0x2000003
223 #endif /* __XEN_PUBLIC_ELFNOTE_H__ */
225 /*
226 * Local variables:
227 * mode: C
228 * c-set-style: "BSD"
229 * c-basic-offset: 4
230 * tab-width: 4
231 * indent-tabs-mode: nil
232 * End:
233 */