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mips
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kvm
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kvm_mips_int.h

kvm_mips_int.h 1.8 KB
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  1. /*
    2. 

  2. * This file is subject to the terms and conditions of the GNU General Public
    3. 

  3. * License.  See the file "COPYING" in the main directory of this archive
    4. 

  4. * for more details.
    5. 

  5. *
    6. 

  6. * KVM/MIPS: Interrupts
    7. 

  7. * Copyright (C) 2012  MIPS Technologies, Inc.  All rights reserved.
    8. 

  8. * Authors: Sanjay Lal <sanjayl@kymasys.com>
    9. 

  9. */
    10. 

  10. 

  11. /* MIPS Exception Priorities, exceptions (including interrupts) are queued up
    12. 

  12.  * for the guest in the order specified by their priorities
    13. 

  13.  */
    14. 

  14. 

  15. #define MIPS_EXC_RESET              0
    16. 

  16. #define MIPS_EXC_SRESET             1
    17. 

  17. #define MIPS_EXC_DEBUG_ST           2
    18. 

  18. #define MIPS_EXC_DEBUG              3
    19. 

  19. #define MIPS_EXC_DDB                4
    20. 

  20. #define MIPS_EXC_NMI                5
    21. 

  21. #define MIPS_EXC_MCHK               6
    22. 

  22. #define MIPS_EXC_INT_TIMER          7
    23. 

  23. #define MIPS_EXC_INT_IO             8
    24. 

  24. #define MIPS_EXC_EXECUTE            9
    25. 

  25. #define MIPS_EXC_INT_IPI_1          10
    26. 

  26. #define MIPS_EXC_INT_IPI_2          11
    27. 

  27. #define MIPS_EXC_MAX                12
    28. 

  28. /* XXXSL More to follow */
    29. 

  29. 

  30. #define C_TI        (_ULCAST_(1) << 30)
    31. 

  31. 

  32. #define KVM_MIPS_IRQ_DELIVER_ALL_AT_ONCE (0)
    33. 

  33. #define KVM_MIPS_IRQ_CLEAR_ALL_AT_ONCE   (0)
    34. 

  34. 

  35. void kvm_mips_queue_irq(struct kvm_vcpu *vcpu, uint32_t priority);
    36. 

  36. void kvm_mips_dequeue_irq(struct kvm_vcpu *vcpu, uint32_t priority);
    37. 

  37. int kvm_mips_pending_timer(struct kvm_vcpu *vcpu);
    38. 

  38. 

  39. void kvm_mips_queue_timer_int_cb(struct kvm_vcpu *vcpu);
    40. 

  40. void kvm_mips_dequeue_timer_int_cb(struct kvm_vcpu *vcpu);
    41. 

  41. void kvm_mips_queue_io_int_cb(struct kvm_vcpu *vcpu,
    42. 

  42. 			      struct kvm_mips_interrupt *irq);
    43. 

  43. void kvm_mips_dequeue_io_int_cb(struct kvm_vcpu *vcpu,
    44. 

  44. 				struct kvm_mips_interrupt *irq);
    45. 

  45. int kvm_mips_irq_deliver_cb(struct kvm_vcpu *vcpu, unsigned int priority,
    46. 

  46. 			    uint32_t cause);
    47. 

  47. int kvm_mips_irq_clear_cb(struct kvm_vcpu *vcpu, unsigned int priority,
    48. 

  48. 			  uint32_t cause);
    49. 

  49. void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, uint32_t cause);
    50.