hypercall.h 2.9 KB

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  1. /******************************************************************************
  2. * hypercall.h
  3. *
  4. * Linux-specific hypervisor handling.
  5. *
  6. * Stefano Stabellini <stefano.stabellini@eu.citrix.com>, Citrix, 2012
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License version 2
  10. * as published by the Free Software Foundation; or, when distributed
  11. * separately from the Linux kernel or incorporated into other
  12. * software packages, subject to the following license:
  13. *
  14. * Permission is hereby granted, free of charge, to any person obtaining a copy
  15. * of this source file (the "Software"), to deal in the Software without
  16. * restriction, including without limitation the rights to use, copy, modify,
  17. * merge, publish, distribute, sublicense, and/or sell copies of the Software,
  18. * and to permit persons to whom the Software is furnished to do so, subject to
  19. * the following conditions:
  20. *
  21. * The above copyright notice and this permission notice shall be included in
  22. * all copies or substantial portions of the Software.
  23. *
  24. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  27. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  29. * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  30. * IN THE SOFTWARE.
  31. */
  32. #ifndef _ASM_ARM_XEN_HYPERCALL_H
  33. #define _ASM_ARM_XEN_HYPERCALL_H
  34. #include <xen/interface/xen.h>
  35. #include <xen/interface/sched.h>
  36. long privcmd_call(unsigned call, unsigned long a1,
  37. unsigned long a2, unsigned long a3,
  38. unsigned long a4, unsigned long a5);
  39. int HYPERVISOR_xen_version(int cmd, void *arg);
  40. int HYPERVISOR_console_io(int cmd, int count, char *str);
  41. int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);
  42. int HYPERVISOR_sched_op(int cmd, void *arg);
  43. int HYPERVISOR_event_channel_op(int cmd, void *arg);
  44. unsigned long HYPERVISOR_hvm_op(int op, void *arg);
  45. int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
  46. int HYPERVISOR_physdev_op(int cmd, void *arg);
  47. int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
  48. int HYPERVISOR_tmem_op(void *arg);
  49. int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
  50. static inline int
  51. HYPERVISOR_suspend(unsigned long start_info_mfn)
  52. {
  53. struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
  54. /* start_info_mfn is unused on ARM */
  55. return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
  56. }
  57. static inline void
  58. MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
  59. unsigned int new_val, unsigned long flags)
  60. {
  61. BUG();
  62. }
  63. static inline void
  64. MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
  65. int count, int *success_count, domid_t domid)
  66. {
  67. BUG();
  68. }
  69. #endif /* _ASM_ARM_XEN_HYPERCALL_H */