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1 | /* |
1 | /* |
2 | * Copyright (C) 2006 Martin Decky |
2 | * Copyright (C) 2006 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup xen32 |
29 | /** @addtogroup xen32 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef __xen32_BOOT_H__ |
35 | #ifndef __xen32_BOOT_H__ |
36 | #define __xen32_BOOT_H__ |
36 | #define __xen32_BOOT_H__ |
37 | 37 | ||
38 | #define GUEST_CMDLINE 1024 |
38 | #define GUEST_CMDLINE 1024 |
39 | #define VIRT_CPUS 32 |
39 | #define VIRT_CPUS 32 |
40 | #define START_INFO_SIZE 1104 |
40 | #define START_INFO_SIZE 1104 |
41 | 41 | ||
42 | #define BOOT_OFFSET 0x0000 |
42 | #define BOOT_OFFSET 0x0000 |
43 | #define TEMP_STACK_SIZE 0x1000 |
43 | #define TEMP_STACK_SIZE 0x1000 |
44 | 44 | ||
45 | #define XEN_VIRT_START 0xFC000000 |
45 | #define XEN_VIRT_START 0xFC000000 |
46 | #define XEN_CS 0xe019 |
46 | #define XEN_CS 0xe019 |
47 | 47 | ||
48 | #ifndef __ASM__ |
48 | #ifndef __ASM__ |
49 | 49 | ||
50 | #define mp_map ((pfn_t *) XEN_VIRT_START) |
50 | #define mp_map ((pfn_t *) XEN_VIRT_START) |
51 | 51 | ||
52 | #include <arch/types.h> |
52 | #include <arch/types.h> |
53 | 53 | ||
54 | typedef uint32_t evtchn_t; |
54 | typedef uint32_t evtchn_t; |
55 | 55 | ||
56 | typedef struct { |
56 | typedef struct { |
57 | uint32_t version; |
57 | uint32_t version; |
58 | uint32_t pad0; |
58 | uint32_t pad0; |
59 | uint64_t tsc_timestamp; /**< TSC at last update of time vals */ |
59 | uint64_t tsc_timestamp; /**< TSC at last update of time vals */ |
60 | uint64_t system_time; /**< Time, in nanosecs, since boot */ |
60 | uint64_t system_time; /**< Time, in nanosecs, since boot */ |
61 | uint32_t tsc_to_system_mul; |
61 | uint32_t tsc_to_system_mul; |
62 | int8_t tsc_shift; |
62 | int8_t tsc_shift; |
63 | int8_t pad1[3]; |
63 | int8_t pad1[3]; |
64 | } vcpu_time_info_t; |
64 | } vcpu_time_info_t; |
65 | 65 | ||
66 | typedef struct { |
66 | typedef struct { |
67 | uint32_t cr2; |
67 | uint32_t cr2; |
68 | uint32_t pad[5]; |
68 | uint32_t pad[5]; |
69 | } arch_vcpu_info_t; |
69 | } arch_vcpu_info_t; |
70 | 70 | ||
71 | typedef struct arch_shared_info { |
71 | typedef struct arch_shared_info { |
72 | pfn_t max_pfn; /**< max pfn that appears in table */ |
72 | pfn_t max_pfn; /**< max pfn that appears in table */ |
73 | uint32_t pfn_to_mfn_frame_list_list; |
73 | uint32_t pfn_to_mfn_frame_list_list; |
74 | uint32_t nmi_reason; |
74 | uint32_t nmi_reason; |
75 | } arch_shared_info_t; |
75 | } arch_shared_info_t; |
76 | 76 | ||
77 | typedef struct { |
77 | typedef struct { |
78 | uint8_t evtchn_upcall_pending; |
78 | uint8_t evtchn_upcall_pending; |
79 | uint8_t evtchn_upcall_mask; |
79 | ipl_t evtchn_upcall_mask; |
80 | evtchn_t evtchn_pending_sel; |
80 | evtchn_t evtchn_pending_sel; |
81 | arch_vcpu_info_t arch; |
81 | arch_vcpu_info_t arch; |
82 | vcpu_time_info_t time; |
82 | vcpu_time_info_t time; |
83 | } vcpu_info_t; |
83 | } vcpu_info_t; |
84 | 84 | ||
85 | typedef struct { |
85 | typedef struct { |
86 | vcpu_info_t vcpu_info[VIRT_CPUS]; |
86 | vcpu_info_t vcpu_info[VIRT_CPUS]; |
87 | evtchn_t evtchn_pending[32]; |
87 | evtchn_t evtchn_pending[32]; |
88 | evtchn_t evtchn_mask[32]; |
88 | evtchn_t evtchn_mask[32]; |
89 | 89 | ||
90 | uint32_t wc_version; /**< Version counter */ |
90 | uint32_t wc_version; /**< Version counter */ |
91 | uint32_t wc_sec; /**< Secs 00:00:00 UTC, Jan 1, 1970 */ |
91 | uint32_t wc_sec; /**< Secs 00:00:00 UTC, Jan 1, 1970 */ |
92 | uint32_t wc_nsec; /**< Nsecs 00:00:00 UTC, Jan 1, 1970 */ |
92 | uint32_t wc_nsec; /**< Nsecs 00:00:00 UTC, Jan 1, 1970 */ |
93 | 93 | ||
94 | arch_shared_info_t arch; |
94 | arch_shared_info_t arch; |
95 | } shared_info_t; |
95 | } shared_info_t; |
96 | 96 | ||
97 | typedef struct { |
97 | typedef struct { |
98 | int8_t magic[32]; /**< "xen-<version>-<platform>" */ |
98 | int8_t magic[32]; /**< "xen-<version>-<platform>" */ |
99 | uint32_t frames; /**< Available frames */ |
99 | uint32_t frames; /**< Available frames */ |
100 | shared_info_t *shared_info; /**< Shared info structure (machine address) */ |
100 | shared_info_t *shared_info; /**< Shared info structure (machine address) */ |
101 | uint32_t flags; /**< SIF_xxx flags */ |
101 | uint32_t flags; /**< SIF_xxx flags */ |
102 | pfn_t store_mfn; /**< Shared page (machine page) */ |
102 | pfn_t store_mfn; /**< Shared page (machine page) */ |
103 | evtchn_t store_evtchn; /**< Event channel for store communication */ |
103 | evtchn_t store_evtchn; /**< Event channel for store communication */ |
104 | void *console_mfn; /**< Console page (machine address) */ |
104 | void *console_mfn; /**< Console page (machine address) */ |
105 | evtchn_t console_evtchn; /**< Event channel for console messages */ |
105 | evtchn_t console_evtchn; /**< Event channel for console messages */ |
106 | pte_t *ptl0; /**< Boot PTL0 (kernel address) */ |
106 | pte_t *ptl0; /**< Boot PTL0 (kernel address) */ |
107 | uint32_t pt_frames; /**< Number of bootstrap page table frames */ |
107 | uint32_t pt_frames; /**< Number of bootstrap page table frames */ |
108 | pfn_t *pm_map; /**< Physical->machine frame map (kernel address) */ |
108 | pfn_t *pm_map; /**< Physical->machine frame map (kernel address) */ |
109 | void *mod_start; /**< Modules start (kernel address) */ |
109 | void *mod_start; /**< Modules start (kernel address) */ |
110 | uint32_t mod_len; /**< Modules size (bytes) */ |
110 | uint32_t mod_len; /**< Modules size (bytes) */ |
111 | int8_t cmd_line[GUEST_CMDLINE]; |
111 | int8_t cmd_line[GUEST_CMDLINE]; |
112 | } start_info_t; |
112 | } start_info_t; |
113 | 113 | ||
114 | typedef struct { |
114 | typedef struct { |
115 | pfn_t start; |
115 | pfn_t start; |
116 | pfn_t size; |
116 | pfn_t size; |
117 | pfn_t reserved; |
117 | pfn_t reserved; |
118 | } memzone_t; |
118 | } memzone_t; |
119 | 119 | ||
120 | extern start_info_t start_info; |
120 | extern start_info_t start_info; |
121 | extern shared_info_t shared_info; |
121 | extern shared_info_t shared_info; |
122 | extern memzone_t meminfo; |
122 | extern memzone_t meminfo; |
123 | 123 | ||
124 | #endif |
124 | #endif |
125 | 125 | ||
126 | #endif |
126 | #endif |
127 | 127 | ||
128 | /** @} |
128 | /** @} |
129 | */ |
129 | */ |
130 | 130 |