hypervisor/include/jailhouse/hypercall.h

   1 /*
   2  * Jailhouse, a Linux-based partitioning hypervisor
   3  *
   4  * Copyright (c) Siemens AG, 2013
   5  *
   6  * Authors:
   7  *  Jan Kiszka <jan.kiszka@siemens.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2.  See
  10  * the COPYING file in the top-level directory.
  11  */
  12
  13 #ifndef _JAILHOUSE_HYPERCALL_H
  14 #define _JAILHOUSE_HYPERCALL_H
  15
  16 #define JAILHOUSE_HC_DISABLE                    0
  17 #define JAILHOUSE_HC_CELL_CREATE                1
  18 #define JAILHOUSE_HC_CELL_START                 2
  19 #define JAILHOUSE_HC_CELL_SET_LOADABLE          3
  20 #define JAILHOUSE_HC_CELL_DESTROY               4
  21 #define JAILHOUSE_HC_HYPERVISOR_GET_INFO        5
  22 #define JAILHOUSE_HC_CELL_GET_STATE             6
  23 #define JAILHOUSE_HC_CPU_GET_INFO               7
  24
  25 /* Hypervisor information type */
  26 #define JAILHOUSE_INFO_MEM_POOL_SIZE            0
  27 #define JAILHOUSE_INFO_MEM_POOL_USED            1
  28 #define JAILHOUSE_INFO_REMAP_POOL_SIZE          2
  29 #define JAILHOUSE_INFO_REMAP_POOL_USED          3
  30 #define JAILHOUSE_INFO_NUM_CELLS                4
  31
  32 /* Hypervisor information type */
  33 #define JAILHOUSE_CPU_INFO_STATE                0
  34 #define JAILHOUSE_CPU_INFO_STAT_BASE            1000
  35
  36 /* CPU state */
  37 #define JAILHOUSE_CPU_RUNNING                   0
  38 #define JAILHOUSE_CPU_FAILED                    2 /* terminal state */
  39
  40 /* CPU statistics */
  41 #define JAILHOUSE_CPU_STAT_VMEXITS_TOTAL        0
  42 #define JAILHOUSE_CPU_STAT_VMEXITS_MMIO         1
  43 #define JAILHOUSE_CPU_STAT_VMEXITS_MANAGEMENT   2
  44 #define JAILHOUSE_CPU_STAT_VMEXITS_HYPERCALL    3
  45 #define JAILHOUSE_GENERIC_CPU_STATS             4
  46
  47 #define JAILHOUSE_MSG_NONE                      0
  48
  49 /* messages to cell */
  50 #define JAILHOUSE_MSG_SHUTDOWN_REQUEST          1
  51 #define JAILHOUSE_MSG_RECONFIG_COMPLETED        2
  52
  53 /* replies from cell */
  54 #define JAILHOUSE_MSG_UNKNOWN                   1
  55 #define JAILHOUSE_MSG_REQUEST_DENIED            2
  56 #define JAILHOUSE_MSG_REQUEST_APPROVED          3
  57 #define JAILHOUSE_MSG_RECEIVED                  4
  58
  59 /* cell state, initialized by hypervisor, updated by cell */
  60 #define JAILHOUSE_CELL_RUNNING                  0
  61 #define JAILHOUSE_CELL_RUNNING_LOCKED           1
  62 #define JAILHOUSE_CELL_SHUT_DOWN                2 /* terminal state */
  63 #define JAILHOUSE_CELL_FAILED                   3 /* terminal state */
  64
  65 #ifndef __ASSEMBLY__
  66
  67 struct jailhouse_comm_region {
  68         volatile __u32 msg_to_cell;
  69         volatile __u32 reply_from_cell;
  70
  71         volatile __u32 cell_state;
  72
  73         /* errors etc. */
  74 };
  75
  76 #endif /* !__ASSEMBLY__ */
  77
  78 #include <asm/jailhouse_hypercall.h>
  79
  80 #endif /* !_JAILHOUSE_HYPERCALL_H */