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 "system/hvf.h"
14 #include "system/hvf_int.h"
15 #include "hw/core/cpu.h"
16
hvf_return_string(hv_return_t ret)17 const char *hvf_return_string(hv_return_t ret)
18 {
19 switch (ret) {
20 case HV_SUCCESS: return "HV_SUCCESS";
21 case HV_ERROR: return "HV_ERROR";
22 case HV_BUSY: return "HV_BUSY";
23 case HV_BAD_ARGUMENT: return "HV_BAD_ARGUMENT";
24 case HV_NO_RESOURCES: return "HV_NO_RESOURCES";
25 case HV_NO_DEVICE: return "HV_NO_DEVICE";
26 case HV_UNSUPPORTED: return "HV_UNSUPPORTED";
27 case HV_DENIED: return "HV_DENIED";
28 default: return "[unknown hv_return value]";
29 }
30 }
31
assert_hvf_ok_impl(hv_return_t ret,const char * file,unsigned int line,const char * exp)32 void assert_hvf_ok_impl(hv_return_t ret, const char *file, unsigned int line,
33 const char *exp)
34 {
35 if (ret == HV_SUCCESS) {
36 return;
37 }
38
39 error_report("Error: %s = %s (0x%x, at %s:%u)",
40 exp, hvf_return_string(ret), ret, file, line);
41
42 abort();
43 }
44
hvf_find_sw_breakpoint(CPUState * cpu,vaddr pc)45 struct hvf_sw_breakpoint *hvf_find_sw_breakpoint(CPUState *cpu, vaddr pc)
46 {
47 struct hvf_sw_breakpoint *bp;
48
49 QTAILQ_FOREACH(bp, &hvf_state->hvf_sw_breakpoints, entry) {
50 if (bp->pc == pc) {
51 return bp;
52 }
53 }
54 return NULL;
55 }
56
hvf_sw_breakpoints_active(CPUState * cpu)57 int hvf_sw_breakpoints_active(CPUState *cpu)
58 {
59 return !QTAILQ_EMPTY(&hvf_state->hvf_sw_breakpoints);
60 }
61
do_hvf_update_guest_debug(CPUState * cpu,run_on_cpu_data arg)62 static void do_hvf_update_guest_debug(CPUState *cpu, run_on_cpu_data arg)
63 {
64 hvf_arch_update_guest_debug(cpu);
65 }
66
hvf_update_guest_debug(CPUState * cpu)67 int hvf_update_guest_debug(CPUState *cpu)
68 {
69 run_on_cpu(cpu, do_hvf_update_guest_debug, RUN_ON_CPU_NULL);
70 return 0;
71 }
72