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 2025 Oxide Computer Company
14 */
15
16
17 #include <stdio.h>
18 #include <unistd.h>
19 #include <stropts.h>
20 #include <strings.h>
21 #include <signal.h>
22 #include <setjmp.h>
23 #include <libgen.h>
24
25 #include <sys/vmm.h>
26 #include <sys/vmm_dev.h>
27 #include <sys/mman.h>
28 #include <vmmapi.h>
29
30 #include "common.h"
31
32 #define TEST_SEGID 0
33 #define PAGE_SZ 4096
34 #define MBYTE (1024 * 1024)
35 #define GBYTE (1024 * MBYTE)
36
37 #define MAP_OFF ((512UL * GBYTE) - PAGE_SZ)
38 #define SEG_SZ (4 * MBYTE)
39 #define PAGE_CNT (SEG_SZ / PAGE_SZ)
40
41 int
main(int argc,char * argv[])42 main(int argc, char *argv[])
43 {
44 struct vmctx *ctx;
45 int res;
46 const char *suite_name = basename(argv[0]);
47
48 ctx = create_test_vm(suite_name);
49 if (ctx == NULL) {
50 perror("could open test VM");
51 return (1);
52 }
53
54 res = alloc_memseg(ctx, TEST_SEGID, SEG_SZ, "test_seg");
55 if (res != 0) {
56 perror("could not alloc memseg");
57 goto bail;
58 }
59
60 res = vm_mmap_memseg(ctx, MAP_OFF, TEST_SEGID, 0, SEG_SZ, PROT_ALL);
61 if (res != 0) {
62 perror("could not map memseg into vmspace");
63 goto bail;
64 }
65
66 res = vm_munmap_memseg(ctx, MAP_OFF, SEG_SZ);
67 if (res != 0) {
68 perror("could not unmap memseg");
69 goto bail;
70 }
71
72 /* mission accomplished */
73 vm_destroy(ctx);
74 (void) printf("%s\tPASS\n", suite_name);
75 return (0);
76
77 bail:
78 vm_destroy(ctx);
79 return (1);
80 }
81