kvm.h 1.8 KB

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  1. #ifndef __LINUX_KVM_X86_H
  2. #define __LINUX_KVM_X86_H
  3. /*
  4. * KVM x86 specific structures and definitions
  5. *
  6. */
  7. #include <asm/types.h>
  8. #include <linux/ioctl.h>
  9. struct kvm_memory_alias {
  10. __u32 slot; /* this has a different namespace than memory slots */
  11. __u32 flags;
  12. __u64 guest_phys_addr;
  13. __u64 memory_size;
  14. __u64 target_phys_addr;
  15. };
  16. /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
  17. struct kvm_pic_state {
  18. __u8 last_irr; /* edge detection */
  19. __u8 irr; /* interrupt request register */
  20. __u8 imr; /* interrupt mask register */
  21. __u8 isr; /* interrupt service register */
  22. __u8 priority_add; /* highest irq priority */
  23. __u8 irq_base;
  24. __u8 read_reg_select;
  25. __u8 poll;
  26. __u8 special_mask;
  27. __u8 init_state;
  28. __u8 auto_eoi;
  29. __u8 rotate_on_auto_eoi;
  30. __u8 special_fully_nested_mode;
  31. __u8 init4; /* true if 4 byte init */
  32. __u8 elcr; /* PIIX edge/trigger selection */
  33. __u8 elcr_mask;
  34. };
  35. #define KVM_IOAPIC_NUM_PINS 24
  36. struct kvm_ioapic_state {
  37. __u64 base_address;
  38. __u32 ioregsel;
  39. __u32 id;
  40. __u32 irr;
  41. __u32 pad;
  42. union {
  43. __u64 bits;
  44. struct {
  45. __u8 vector;
  46. __u8 delivery_mode:3;
  47. __u8 dest_mode:1;
  48. __u8 delivery_status:1;
  49. __u8 polarity:1;
  50. __u8 remote_irr:1;
  51. __u8 trig_mode:1;
  52. __u8 mask:1;
  53. __u8 reserve:7;
  54. __u8 reserved[4];
  55. __u8 dest_id;
  56. } fields;
  57. } redirtbl[KVM_IOAPIC_NUM_PINS];
  58. };
  59. #define KVM_IRQCHIP_PIC_MASTER 0
  60. #define KVM_IRQCHIP_PIC_SLAVE 1
  61. #define KVM_IRQCHIP_IOAPIC 2
  62. /* for KVM_GET_REGS and KVM_SET_REGS */
  63. struct kvm_regs {
  64. /* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
  65. __u64 rax, rbx, rcx, rdx;
  66. __u64 rsi, rdi, rsp, rbp;
  67. __u64 r8, r9, r10, r11;
  68. __u64 r12, r13, r14, r15;
  69. __u64 rip, rflags;
  70. };
  71. /* for KVM_GET_LAPIC and KVM_SET_LAPIC */
  72. #define KVM_APIC_REG_SIZE 0x400
  73. struct kvm_lapic_state {
  74. char regs[KVM_APIC_REG_SIZE];
  75. };
  76. #endif