include/hw/xen/interface/version.h

   1 /* SPDX-License-Identifier: MIT */
   2 /******************************************************************************
   3  * version.h
   4  *
   5  * Xen version, type, and compile information.
   6  *
   7  * Copyright (c) 2005, Nguyen Anh Quynh <aquynh@gmail.com>
   8  * Copyright (c) 2005, Keir Fraser <keir@xensource.com>
   9  */
  10
  11 #ifndef __XEN_PUBLIC_VERSION_H__
  12 #define __XEN_PUBLIC_VERSION_H__
  13
  14 #include "xen.h"
  15
  16 /* NB. All ops return zero on success, except XENVER_{version,pagesize}
  17  * XENVER_{version,pagesize,build_id} */
  18
  19 /* arg == NULL; returns major:minor (16:16). */
  20 #define XENVER_version      0
  21
  22 /* arg == xen_extraversion_t. */
  23 #define XENVER_extraversion 1
  24 typedef char xen_extraversion_t[16];
  25 #define XEN_EXTRAVERSION_LEN (sizeof(xen_extraversion_t))
  26
  27 /* arg == xen_compile_info_t. */
  28 #define XENVER_compile_info 2
  29 struct xen_compile_info {
  30     char compiler[64];
  31     char compile_by[16];
  32     char compile_domain[32];
  33     char compile_date[32];
  34 };
  35 typedef struct xen_compile_info xen_compile_info_t;
  36
  37 #define XENVER_capabilities 3
  38 typedef char xen_capabilities_info_t[1024];
  39 #define XEN_CAPABILITIES_INFO_LEN (sizeof(xen_capabilities_info_t))
  40
  41 #define XENVER_changeset 4
  42 typedef char xen_changeset_info_t[64];
  43 #define XEN_CHANGESET_INFO_LEN (sizeof(xen_changeset_info_t))
  44
  45 #define XENVER_platform_parameters 5
  46 struct xen_platform_parameters {
  47     xen_ulong_t virt_start;
  48 };
  49 typedef struct xen_platform_parameters xen_platform_parameters_t;
  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 typedef struct xen_feature_info xen_feature_info_t;
  57
  58 /* Declares the features reported by XENVER_get_features. */
  59 #include "features.h"
  60
  61 /* arg == NULL; returns host memory page size. */
  62 #define XENVER_pagesize 7
  63
  64 /* arg == xen_domain_handle_t.
  65  *
  66  * The toolstack fills it out for guest consumption. It is intended to hold
  67  * the UUID of the guest.
  68  */
  69 #define XENVER_guest_handle 8
  70
  71 #define XENVER_commandline 9
  72 typedef char xen_commandline_t[1024];
  73
  74 /*
  75  * Return value is the number of bytes written, or XEN_Exx on error.
  76  * Calling with empty parameter returns the size of build_id.
  77  */
  78 #define XENVER_build_id 10
  79 struct xen_build_id {
  80         uint32_t        len; /* IN: size of buf[]. */
  81         unsigned char   buf[XEN_FLEX_ARRAY_DIM];
  82                              /* OUT: Variable length buffer with build_id. */
  83 };
  84 typedef struct xen_build_id xen_build_id_t;
  85
  86 #endif /* __XEN_PUBLIC_VERSION_H__ */
  87
  88 /*
  89  * Local variables:
  90  * mode: C
  91  * c-file-style: "BSD"
  92  * c-basic-offset: 4
  93  * tab-width: 4
  94  * indent-tabs-mode: nil
  95  * End:
  96  */