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 <strings.h> 20 #include <libgen.h> 21 #include <assert.h> 22 23 #include <sys/types.h> 24 #include <sys/sysmacros.h> 25 #include <sys/debug.h> 26 #include <sys/vmm.h> 27 #include <sys/vmm_dev.h> 28 #include <vmmapi.h> 29 30 #include "in_guest.h" 31 32 int 33 main(int argc, char *argv[]) 34 { 35 const char *test_suite_name = basename(argv[0]); 36 struct vmctx *ctx = NULL; 37 int err; 38 39 ctx = test_initialize(test_suite_name); 40 41 err = test_setup_vcpu(ctx, 0, MEM_LOC_PAYLOAD, MEM_LOC_STACK); 42 if (err != 0) { 43 test_fail_errno(err, "Could not initialize vcpu0"); 44 } 45 46 struct vm_entry ventry = { 0 }; 47 struct vm_exit vexit = { 0 }; 48 const uint32_t expected_code = 0x01020304; 49 const uint64_t expected_wval = 0x05060708090a0b0c; 50 51 do { 52 const enum vm_exit_kind kind = 53 test_run_vcpu(ctx, 0, &ventry, &vexit); 54 switch (kind) { 55 case VEK_REENTR: 56 break; 57 case VEK_UNHANDLED: 58 /* Look for wrmsr of test value */ 59 if (vexit.exitcode != VM_EXITCODE_WRMSR) { 60 test_fail_vmexit(&vexit); 61 } 62 if (vexit.u.msr.code != expected_code) { 63 test_fail_msg("code %08x != %08x\n", 64 vexit.u.msr.code, expected_code); 65 } 66 if (vexit.u.msr.wval != expected_wval) { 67 test_fail_msg("wval %lx != %lx\n", 68 vexit.u.msr.wval, expected_wval); 69 } 70 test_pass(); 71 break; 72 73 case VEK_TEST_PASS: 74 case VEK_TEST_FAIL: 75 default: 76 test_fail_vmexit(&vexit); 77 break; 78 } 79 } while (true); 80 } 81