accel/hvf/hvf-all.c

   1 /*
   2  * QEMU Hypervisor.framework support
   3  *
   4  * This work is licensed under the terms of the GNU GPL, version 2.  See
   5  * the COPYING file in the top-level directory.
   6  *
   7  * Contributions after 2012-01-13 are licensed under the terms of the
   8  * GNU GPL, version 2 or (at your option) any later version.
   9  */
  10
  11 #include "qemu/osdep.h"
  12 #include "qemu/error-report.h"
  13 #include "sysemu/hvf.h"
  14 #include "sysemu/hvf_int.h"
  15
  16 const char *hvf_return_string(hv_return_t ret)
  17 {
  18     switch (ret) {
  19     case HV_SUCCESS:      return "HV_SUCCESS";
  20     case HV_ERROR:        return "HV_ERROR";
  21     case HV_BUSY:         return "HV_BUSY";
  22     case HV_BAD_ARGUMENT: return "HV_BAD_ARGUMENT";
  23     case HV_NO_RESOURCES: return "HV_NO_RESOURCES";
  24     case HV_NO_DEVICE:    return "HV_NO_DEVICE";
  25     case HV_UNSUPPORTED:  return "HV_UNSUPPORTED";
  26     case HV_DENIED:       return "HV_DENIED";
  27     default:              return "[unknown hv_return value]";
  28     }
  29 }
  30
  31 void assert_hvf_ok_impl(hv_return_t ret, const char *file, unsigned int line,
  32                         const char *exp)
  33 {
  34     if (ret == HV_SUCCESS) {
  35         return;
  36     }
  37
  38     error_report("Error: %s = %s (0x%x, at %s:%u)",
  39         exp, hvf_return_string(ret), ret, file, line);
  40
  41     abort();
  42 }
  43
  44 struct hvf_sw_breakpoint *hvf_find_sw_breakpoint(CPUState *cpu, vaddr pc)
  45 {
  46     struct hvf_sw_breakpoint *bp;
  47
  48     QTAILQ_FOREACH(bp, &hvf_state->hvf_sw_breakpoints, entry) {
  49         if (bp->pc == pc) {
  50             return bp;
  51         }
  52     }
  53     return NULL;
  54 }
  55
  56 int hvf_sw_breakpoints_active(CPUState *cpu)
  57 {
  58     return !QTAILQ_EMPTY(&hvf_state->hvf_sw_breakpoints);
  59 }
  60
  61 int hvf_update_guest_debug(CPUState *cpu)
  62 {
  63     hvf_arch_update_guest_debug(cpu);
  64     return 0;
  65 }