scripts/xen-detect.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 /* Test programs for various Xen versions that QEMU supports.  */
   4 #if CONFIG_XEN_CTRL_INTERFACE_VERSION == 41100
   5   #undef XC_WANT_COMPAT_DEVICEMODEL_API
   6   #define __XEN_TOOLS__
   7   #include <xendevicemodel.h>
   8   #include <xenforeignmemory.h>
   9   int main(void) {
  10     xendevicemodel_handle *xd;
  11     xenforeignmemory_handle *xfmem;
  12
  13     xd = xendevicemodel_open(0, 0);
  14     xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
  15
  16     xfmem = xenforeignmemory_open(0, 0);
  17     xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
  18
  19     return 0;
  20   }
  21
  22 #elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 41000
  23   #undef XC_WANT_COMPAT_MAP_FOREIGN_API
  24   #include <xenforeignmemory.h>
  25   #include <xentoolcore.h>
  26   int main(void) {
  27     xenforeignmemory_handle *xfmem;
  28
  29     xfmem = xenforeignmemory_open(0, 0);
  30     xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
  31     xentoolcore_restrict_all(0);
  32
  33     return 0;
  34   }
  35
  36 #elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40900
  37   #undef XC_WANT_COMPAT_DEVICEMODEL_API
  38   #define __XEN_TOOLS__
  39   #include <xendevicemodel.h>
  40   int main(void) {
  41     xendevicemodel_handle *xd;
  42
  43     xd = xendevicemodel_open(0, 0);
  44     xendevicemodel_close(xd);
  45
  46     return 0;
  47   }
  48
  49 #elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40800
  50   /*
  51    * If we have stable libs the we don't want the libxc compat
  52    * layers, regardless of what CFLAGS we may have been given.
  53    *
  54    * Also, check if xengnttab_grant_copy_segment_t is defined and
  55    * grant copy operation is implemented.
  56    */
  57   #undef XC_WANT_COMPAT_EVTCHN_API
  58   #undef XC_WANT_COMPAT_GNTTAB_API
  59   #undef XC_WANT_COMPAT_MAP_FOREIGN_API
  60   #include <xenctrl.h>
  61   #include <xenstore.h>
  62   #include <xenevtchn.h>
  63   #include <xengnttab.h>
  64   #include <xenforeignmemory.h>
  65   #include <stdint.h>
  66   #include <xen/hvm/hvm_info_table.h>
  67   #if !defined(HVM_MAX_VCPUS)
  68   # error HVM_MAX_VCPUS not defined
  69   #endif
  70   int main(void) {
  71     xc_interface *xc = NULL;
  72     xenforeignmemory_handle *xfmem;
  73     xenevtchn_handle *xe;
  74     xengnttab_handle *xg;
  75     xengnttab_grant_copy_segment_t* seg = NULL;
  76
  77     xs_daemon_open();
  78
  79     xc = xc_interface_open(0, 0, 0);
  80     xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
  81     xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
  82     xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
  83     xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
  84
  85     xfmem = xenforeignmemory_open(0, 0);
  86     xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
  87
  88     xe = xenevtchn_open(0, 0);
  89     xenevtchn_fd(xe);
  90
  91     xg = xengnttab_open(0, 0);
  92     xengnttab_grant_copy(xg, 0, seg);
  93
  94     return 0;
  95   }
  96
  97 #elif CONFIG_XEN_CTRL_INTERFACE_VERSION == 40701
  98   /*
  99    * If we have stable libs the we don't want the libxc compat
 100    * layers, regardless of what CFLAGS we may have been given.
 101    */
 102   #undef XC_WANT_COMPAT_EVTCHN_API
 103   #undef XC_WANT_COMPAT_GNTTAB_API
 104   #undef XC_WANT_COMPAT_MAP_FOREIGN_API
 105   #include <xenctrl.h>
 106   #include <xenstore.h>
 107   #include <xenevtchn.h>
 108   #include <xengnttab.h>
 109   #include <xenforeignmemory.h>
 110   #include <stdint.h>
 111   #include <xen/hvm/hvm_info_table.h>
 112   #if !defined(HVM_MAX_VCPUS)
 113   # error HVM_MAX_VCPUS not defined
 114   #endif
 115   int main(void) {
 116     xc_interface *xc = NULL;
 117     xenforeignmemory_handle *xfmem;
 118     xenevtchn_handle *xe;
 119     xengnttab_handle *xg;
 120
 121     xs_daemon_open();
 122
 123     xc = xc_interface_open(0, 0, 0);
 124     xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
 125     xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
 126     xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
 127     xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
 128
 129     xfmem = xenforeignmemory_open(0, 0);
 130     xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
 131
 132     xe = xenevtchn_open(0, 0);
 133     xenevtchn_fd(xe);
 134
 135     xg = xengnttab_open(0, 0);
 136     xengnttab_map_grant_ref(xg, 0, 0, 0);
 137
 138     return 0;
 139   }
 140
 141 #else
 142 #error invalid CONFIG_XEN_CTRL_INTERFACE_VERSION
 143 #endif