projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| a42089dd JF |
1 | /****************************************************************************** |
| 2 | * version.h | |
| 3 | * | |
| 4 | * Xen version, type, and compile information. | |
| 5 | * | |
| 6 | * Copyright (c) 2005, Nguyen Anh Quynh <aquynh@gmail.com> | |
| 7 | * Copyright (c) 2005, Keir Fraser <keir@xensource.com> | |
| 8 | */ | |
| 9 | ||
| 10 | #ifndef __XEN_PUBLIC_VERSION_H__ | |
| 11 | #define __XEN_PUBLIC_VERSION_H__ | |
| 12 | ||
| 13 | /* NB. All ops return zero on success, except XENVER_version. */ | |
| 14 | ||
| 15 | /* arg == NULL; returns major:minor (16:16). */ | |
| 16 | #define XENVER_version 0 | |
| 17 | ||
| 18 | /* arg == xen_extraversion_t. */ | |
| 19 | #define XENVER_extraversion 1 | |
| 20 | struct xen_extraversion { | |
| 21 | char extraversion[16]; | |
| 22 | }; | |
| 23 | #define XEN_EXTRAVERSION_LEN (sizeof(struct xen_extraversion)) | |
| 24 | ||
| 25 | /* arg == xen_compile_info_t. */ | |
| 26 | #define XENVER_compile_info 2 | |
| 27 | struct xen_compile_info { | |
| 28 | char compiler[64]; | |
| 29 | char compile_by[16]; | |
| 30 | char compile_domain[32]; | |
| 31 | char compile_date[32]; | |
| 32 | }; | |
| 33 | ||
| 34 | #define XENVER_capabilities 3 | |
| 35 | struct xen_capabilities_info { | |
| 36 | char info[1024]; | |
| 37 | }; | |
| 38 | #define XEN_CAPABILITIES_INFO_LEN (sizeof(struct xen_capabilities_info)) | |
| 39 | ||
| 40 | #define XENVER_changeset 4 | |
| 41 | struct xen_changeset_info { | |
| 42 | char info[64]; | |
| 43 | }; | |
| 44 | #define XEN_CHANGESET_INFO_LEN (sizeof(struct xen_changeset_info)) | |
| 45 | ||
| 46 | #define XENVER_platform_parameters 5 | |
| 47 | struct xen_platform_parameters { | |
| 256f631f | 48 | xen_ulong_t virt_start; |
| a42089dd JF |
49 | }; |
| 50 | ||
| 51 | #define XENVER_get_features 6 | |
| 52 | struct xen_feature_info { | |
| 53 | unsigned int submap_idx; /* IN: which 32-bit submap to return */ | |
| 54 | uint32_t submap; /* OUT: 32-bit submap */ | |
| 55 | }; | |
| 56 | ||
| 57 | /* Declares the features reported by XENVER_get_features. */ | |
| a1ce3928 | 58 | #include <xen/interface/features.h> |
| a42089dd | 59 | |
| cff7e81b JF |
60 | /* arg == NULL; returns host memory page size. */ |
| 61 | #define XENVER_pagesize 7 | |
| 62 | ||
| 5c13f806 DDG |
63 | /* arg == xen_domain_handle_t. */ |
| 64 | #define XENVER_guest_handle 8 | |
| 65 | ||
| 0dfa5b5d KRW |
66 | /* Declares the xen_domain() macros. */ |
| 67 | #include <xen/xen.h> | |
| 68 | ||
| 92e3229d LJ |
69 | /* Check if running on Xen version (major, minor) or later */ |
| 70 | static inline bool | |
| 71 | xen_running_on_version_or_later(unsigned int major, unsigned int minor) | |
| 72 | { | |
| 73 | unsigned int version; | |
| 74 | ||
| 75 | if (!xen_domain()) | |
| 76 | return false; | |
| 77 | ||
| 78 | version = HYPERVISOR_xen_version(XENVER_version, NULL); | |
| 79 | if ((((version >> 16) == major) && ((version & 0xffff) >= minor)) || | |
| 80 | ((version >> 16) > major)) | |
| 81 | return true; | |
| 82 | return false; | |
| 83 | } | |
| a42089dd | 84 | #endif /* __XEN_PUBLIC_VERSION_H__ */ |