xref: /openbmc/qemu/tests/qtest/intel-hda-test.c (revision 34cc54fb)
1 /*
2  * QTest testcase for Intel HDA
3  *
4  * Copyright (c) 2014 SUSE LINUX Products GmbH
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7  * See the COPYING file in the top-level directory.
8  */
9 
10 #include "qemu/osdep.h"
11 #include "libqtest-single.h"
12 
13 #define HDA_ID "hda0"
14 #define AUDIODEV " -audiodev driver=none,id=audio0 "
15 #define AUDIODEV_REF "audiodev=audio0"
16 #define CODEC_DEVICES " -device hda-output,bus=" HDA_ID ".0," AUDIODEV_REF \
17                       " -device hda-micro,bus=" HDA_ID ".0," AUDIODEV_REF \
18                       " -device hda-duplex,bus=" HDA_ID ".0," AUDIODEV_REF
19 
20 /* Tests only initialization so far. TODO: Replace with functional tests */
21 static void ich6_test(void)
22 {
23     qtest_start(AUDIODEV "-machine pc -device intel-hda,id=" HDA_ID CODEC_DEVICES);
24     qtest_end();
25 }
26 
27 static void ich9_test(void)
28 {
29     qtest_start("-machine q35"
30                 AUDIODEV
31                 "-device ich9-intel-hda,bus=pcie.0,addr=1b.0,id="
32                 HDA_ID CODEC_DEVICES);
33     qtest_end();
34 }
35 
36 /*
37  * https://gitlab.com/qemu-project/qemu/-/issues/542
38  * Used to trigger:
39  *  AddressSanitizer: stack-overflow
40  */
41 static void test_issue542_ich6(void)
42 {
43     QTestState *s;
44 
45     s = qtest_init("-nographic -nodefaults -M pc-q35-6.2 "
46                    AUDIODEV
47                    "-device intel-hda,id=" HDA_ID CODEC_DEVICES);
48 
49     qtest_outl(s, 0xcf8, 0x80000804);
50     qtest_outw(s, 0xcfc, 0x06);
51     qtest_bufwrite(s, 0xff0d060f, "\x03", 1);
52     qtest_bufwrite(s, 0x0, "\x12", 1);
53     qtest_bufwrite(s, 0x2, "\x2a", 1);
54     qtest_writeb(s, 0x0, 0x12);
55     qtest_writeb(s, 0x2, 0x2a);
56     qtest_outl(s, 0xcf8, 0x80000811);
57     qtest_outl(s, 0xcfc, 0x006a4400);
58     qtest_bufwrite(s, 0x6a44005a, "\x01", 1);
59     qtest_bufwrite(s, 0x6a44005c, "\x02", 1);
60     qtest_bufwrite(s, 0x6a442050, "\x00\x00\x44\x6a", 4);
61     qtest_bufwrite(s, 0x6a44204a, "\x01", 1);
62     qtest_bufwrite(s, 0x6a44204c, "\x02", 1);
63     qtest_bufwrite(s, 0x6a44005c, "\x02", 1);
64     qtest_bufwrite(s, 0x6a442050, "\x00\x00\x44\x6a", 4);
65     qtest_bufwrite(s, 0x6a44204a, "\x01", 1);
66     qtest_bufwrite(s, 0x6a44204c, "\x02", 1);
67     qtest_quit(s);
68 }
69 
70 int main(int argc, char **argv)
71 {
72     g_test_init(&argc, &argv, NULL);
73     if (qtest_has_machine("pc")) {
74         qtest_add_func("/intel-hda/ich6", ich6_test);
75     }
76     if (qtest_has_machine("q35")) {
77         qtest_add_func("/intel-hda/ich9", ich9_test);
78         qtest_add_func("/intel-hda/fuzz/issue542", test_issue542_ich6);
79     }
80     return g_test_run();
81 }
82