target/s390x/kvm-stub.c

   1 /*
   2  * QEMU KVM support -- s390x specific function stubs.
   3  *
   4  * Copyright (c) 2009 Ulrich Hecht
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #include "qemu/osdep.h"
  11 #include "cpu.h"
  12 #include "kvm_s390x.h"
  13
  14 void kvm_s390_access_exception(S390CPU *cpu, uint16_t code, uint64_t te_code)
  15 {
  16 }
  17
  18 int kvm_s390_mem_op(S390CPU *cpu, vaddr addr, uint8_t ar, void *hostbuf,
  19                     int len, bool is_write)
  20 {
  21     return -ENOSYS;
  22 }
  23
  24 void kvm_s390_program_interrupt(S390CPU *cpu, uint16_t code)
  25 {
  26 }
  27
  28 int kvm_s390_set_cpu_state(S390CPU *cpu, uint8_t cpu_state)
  29 {
  30     return -ENOSYS;
  31 }
  32
  33 void kvm_s390_vcpu_interrupt_pre_save(S390CPU *cpu)
  34 {
  35 }
  36
  37 int kvm_s390_vcpu_interrupt_post_load(S390CPU *cpu)
  38 {
  39     return 0;
  40 }
  41
  42 int kvm_s390_get_ri(void)
  43 {
  44     return 0;
  45 }
  46
  47 int kvm_s390_get_gs(void)
  48 {
  49     return 0;
  50 }
  51
  52 int kvm_s390_get_clock(uint8_t *tod_high, uint64_t *tod_low)
  53 {
  54     return -ENOSYS;
  55 }
  56
  57 int kvm_s390_get_clock_ext(uint8_t *tod_high, uint64_t *tod_low)
  58 {
  59     return -ENOSYS;
  60 }
  61
  62 int kvm_s390_set_clock(uint8_t tod_high, uint64_t tod_low)
  63 {
  64     return -ENOSYS;
  65 }
  66
  67 int kvm_s390_set_clock_ext(uint8_t tod_high, uint64_t tod_low)
  68 {
  69     return -ENOSYS;
  70 }
  71
  72 void kvm_s390_enable_css_support(S390CPU *cpu)
  73 {
  74 }
  75
  76 int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch,
  77                                     int vq, bool assign)
  78 {
  79     return -ENOSYS;
  80 }
  81
  82 void kvm_s390_cmma_reset(void)
  83 {
  84 }
  85
  86 void kvm_s390_reset_vcpu_initial(S390CPU *cpu)
  87 {
  88 }
  89
  90 void kvm_s390_reset_vcpu_clear(S390CPU *cpu)
  91 {
  92 }
  93
  94 void kvm_s390_reset_vcpu_normal(S390CPU *cpu)
  95 {
  96 }
  97
  98 int kvm_s390_set_mem_limit(uint64_t new_limit, uint64_t *hw_limit)
  99 {
 100     return 0;
 101 }
 102
 103 void kvm_s390_set_max_pagesize(uint64_t pagesize, Error **errp)
 104 {
 105 }
 106
 107 void kvm_s390_crypto_reset(void)
 108 {
 109 }
 110
 111 void kvm_s390_stop_interrupt(S390CPU *cpu)
 112 {
 113 }
 114
 115 void kvm_s390_restart_interrupt(S390CPU *cpu)
 116 {
 117 }