source: mainline/kernel/arch/ia32xen/include/boot/boot.h@ df4ed85

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since df4ed85 was df4ed85, checked in by Jakub Jermar <jakub@…>, 19 years ago

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1/*
2 * Copyright (c) 2006 Martin Decky
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup ia32xen
30 * @{
31 */
32/** @file
33 */
34
35#ifndef KERN_ia32xen_BOOT_H_
36#define KERN_ia32xen_BOOT_H_
37
38#define GUEST_CMDLINE 1024
39#define VIRT_CPUS 32
40#define START_INFO_SIZE 1104
41
42#define BOOT_OFFSET 0x0000
43#define TEMP_STACK_SIZE 0x1000
44
45#define XEN_VIRT_START 0xFC000000
46#define XEN_CS 0xe019
47
48#define XEN_ELFNOTE_INFO 0
49#define XEN_ELFNOTE_ENTRY 1
50#define XEN_ELFNOTE_HYPERCALL_PAGE 2
51#define XEN_ELFNOTE_VIRT_BASE 3
52#define XEN_ELFNOTE_PADDR_OFFSET 4
53#define XEN_ELFNOTE_XEN_VERSION 5
54#define XEN_ELFNOTE_GUEST_OS 6
55#define XEN_ELFNOTE_GUEST_VERSION 7
56#define XEN_ELFNOTE_LOADER 8
57#define XEN_ELFNOTE_PAE_MODE 9
58#define XEN_ELFNOTE_FEATURES 10
59#define XEN_ELFNOTE_BSD_SYMTAB 11
60
61#ifndef __ASM__
62
63#define mp_map ((pfn_t *) XEN_VIRT_START)
64
65#define SIF_PRIVILEGED (1 << 0) /**< Privileged domain */
66#define SIF_INITDOMAIN (1 << 1) /**< Iinitial control domain */
67
68#include <arch/types.h>
69
70typedef uint32_t evtchn_t;
71
72typedef struct {
73 uint32_t version;
74 uint32_t pad0;
75 uint64_t tsc_timestamp; /**< TSC at last update of time vals */
76 uint64_t system_time; /**< Time, in nanosecs, since boot */
77 uint32_t tsc_to_system_mul;
78 int8_t tsc_shift;
79 int8_t pad1[3];
80} vcpu_time_info_t;
81
82typedef struct {
83 uint32_t cr2;
84 uint32_t pad[5];
85} arch_vcpu_info_t;
86
87typedef struct arch_shared_info {
88 pfn_t max_pfn; /**< max pfn that appears in table */
89 uint32_t pfn_to_mfn_frame_list_list;
90 uint32_t nmi_reason;
91} arch_shared_info_t;
92
93typedef struct {
94 uint8_t evtchn_upcall_pending;
95 ipl_t evtchn_upcall_mask;
96 evtchn_t evtchn_pending_sel;
97 arch_vcpu_info_t arch;
98 vcpu_time_info_t time;
99} vcpu_info_t;
100
101typedef struct {
102 vcpu_info_t vcpu_info[VIRT_CPUS];
103 evtchn_t evtchn_pending[32];
104 evtchn_t evtchn_mask[32];
105
106 uint32_t wc_version; /**< Version counter */
107 uint32_t wc_sec; /**< Secs 00:00:00 UTC, Jan 1, 1970 */
108 uint32_t wc_nsec; /**< Nsecs 00:00:00 UTC, Jan 1, 1970 */
109
110 arch_shared_info_t arch;
111} shared_info_t;
112
113typedef struct {
114 int8_t magic[32]; /**< "xen-<version>-<platform>" */
115 uint32_t frames; /**< Available frames */
116 shared_info_t *shared_info; /**< Shared info structure (machine address) */
117 uint32_t flags; /**< SIF_xxx flags */
118 pfn_t store_mfn; /**< Shared page (machine page) */
119 evtchn_t store_evtchn; /**< Event channel for store communication */
120
121 union {
122 struct {
123 pfn_t mfn; /**< Console page (machine page) */
124 evtchn_t evtchn; /**< Event channel for console messages */
125 } domU;
126
127 struct {
128 uint32_t info_off; /**< Offset of console_info struct */
129 uint32_t info_size; /**< Size of console_info struct from start */
130 } dom0;
131 } console;
132
133 pte_t *ptl0; /**< Boot PTL0 (kernel address) */
134 uint32_t pt_frames; /**< Number of bootstrap page table frames */
135 pfn_t *pm_map; /**< Physical->machine frame map (kernel address) */
136 void *mod_start; /**< Modules start (kernel address) */
137 uint32_t mod_len; /**< Modules size (bytes) */
138 int8_t cmd_line[GUEST_CMDLINE];
139} start_info_t;
140
141#define XEN_CONSOLE_VGA 0x03
142#define XEN_CONSOLE_VESA 0x23
143
144typedef struct {
145 uint8_t video_type;
146
147 union {
148 struct {
149 uint16_t font_height;
150 uint16_t cursor_x;
151 uint16_t cursor_y;
152 uint16_t rows;
153 uint16_t columns;
154 } vga;
155
156 struct {
157 uint16_t width;
158 uint16_t height;
159 uint16_t bytes_per_line;
160 uint16_t bits_per_pixel;
161 uint32_t lfb_base;
162 uint32_t lfb_size;
163 uint8_t red_pos;
164 uint8_t red_size;
165 uint8_t green_pos;
166 uint8_t green_size;
167 uint8_t blue_pos;
168 uint8_t blue_size;
169 uint8_t rsvd_pos;
170 uint8_t rsvd_size;
171 } vesa_lfb;
172 } info;
173} console_info_t;
174
175typedef struct {
176 pfn_t start;
177 pfn_t size;
178 pfn_t reserved;
179} memzone_t;
180
181extern start_info_t start_info;
182extern shared_info_t shared_info;
183extern memzone_t meminfo;
184
185#endif
186
187#endif
188
189/** @}
190 */
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