1 /*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source. A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12 /*
13 * Copyright 2022 Oxide Computer Company
14 */
15
16 #include <stdio.h>
17 #include <unistd.h>
18 #include <stdlib.h>
19 #include <fcntl.h>
20 #include <libgen.h>
21 #include <sys/stat.h>
22 #include <errno.h>
23 #include <err.h>
24 #include <assert.h>
25 #include <sys/sysmacros.h>
26 #include <stdbool.h>
27
28 #include <sys/vmm.h>
29 #include <sys/vmm_dev.h>
30 #include <vmmapi.h>
31
32 #include "common.h"
33
34
35 static void
check_caps(struct vcpu * vcpu)36 check_caps(struct vcpu *vcpu)
37 {
38 struct capcheck {
39 enum vm_cap_type cap;
40 bool enabled;
41 } checks[] = {
42 { .cap = VM_CAP_HALT_EXIT, .enabled = true, },
43 { .cap = VM_CAP_PAUSE_EXIT, .enabled = false, }
44 };
45
46 for (uint_t i = 0; i < ARRAY_SIZE(checks); i++) {
47 const char *capname = vm_capability_type2name(checks[i].cap);
48
49 int val;
50 if (vm_get_capability(vcpu, checks[i].cap, &val) != 0) {
51 err(EXIT_FAILURE, "could not query %s", capname);
52 }
53 const bool actual = (val != 0);
54 if (actual != checks[i].enabled) {
55 errx(EXIT_FAILURE, "cap %s unexpected state %d != %d",
56 capname, actual, checks[i].enabled);
57 }
58 }
59 }
60
61 int
main(int argc,char * argv[])62 main(int argc, char *argv[])
63 {
64 const char *suite_name = basename(argv[0]);
65 struct vmctx *ctx;
66 struct vcpu *vcpu;
67
68 ctx = create_test_vm(suite_name);
69 if (ctx == NULL) {
70 errx(EXIT_FAILURE, "could not open test VM");
71 }
72
73 if ((vcpu = vm_vcpu_open(ctx, 0)) == NULL) {
74 err(EXIT_FAILURE, "Could not open vcpu0");
75 }
76
77 /* Check the capabs on a freshly created instance */
78 check_caps(vcpu);
79
80 /* Force the instance through a reinit before checking them again */
81 if (vm_reinit(ctx, 0) != 0) {
82 err(EXIT_FAILURE, "vm_reinit failed");
83 }
84 check_caps(vcpu);
85
86 vm_vcpu_close(vcpu);
87 vm_destroy(ctx);
88 (void) printf("%s\tPASS\n", suite_name);
89 return (EXIT_SUCCESS);
90 }
91