cirrus: fix off-by-one in cirrus_bitblt_rop_bkwd_transp_*_16
[qemu.git] / tests / test-x86-cpuid.c
1 /*
2 * Test code for x86 CPUID and Topology functions
3 *
4 * Copyright (c) 2012 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #include "qemu/osdep.h"
26
27 #include "hw/i386/topology.h"
28
29 static void test_topo_bits(void)
30 {
31 /* simple tests for 1 thread per core, 1 core per socket */
32 g_assert_cmpuint(apicid_smt_width(1, 1), ==, 0);
33 g_assert_cmpuint(apicid_core_width(1, 1), ==, 0);
34
35 g_assert_cmpuint(x86_apicid_from_cpu_idx(1, 1, 0), ==, 0);
36 g_assert_cmpuint(x86_apicid_from_cpu_idx(1, 1, 1), ==, 1);
37 g_assert_cmpuint(x86_apicid_from_cpu_idx(1, 1, 2), ==, 2);
38 g_assert_cmpuint(x86_apicid_from_cpu_idx(1, 1, 3), ==, 3);
39
40
41 /* Test field width calculation for multiple values
42 */
43 g_assert_cmpuint(apicid_smt_width(1, 2), ==, 1);
44 g_assert_cmpuint(apicid_smt_width(1, 3), ==, 2);
45 g_assert_cmpuint(apicid_smt_width(1, 4), ==, 2);
46
47 g_assert_cmpuint(apicid_smt_width(1, 14), ==, 4);
48 g_assert_cmpuint(apicid_smt_width(1, 15), ==, 4);
49 g_assert_cmpuint(apicid_smt_width(1, 16), ==, 4);
50 g_assert_cmpuint(apicid_smt_width(1, 17), ==, 5);
51
52
53 g_assert_cmpuint(apicid_core_width(30, 2), ==, 5);
54 g_assert_cmpuint(apicid_core_width(31, 2), ==, 5);
55 g_assert_cmpuint(apicid_core_width(32, 2), ==, 5);
56 g_assert_cmpuint(apicid_core_width(33, 2), ==, 6);
57
58
59 /* build a weird topology and see if IDs are calculated correctly
60 */
61
62 /* This will use 2 bits for thread ID and 3 bits for core ID
63 */
64 g_assert_cmpuint(apicid_smt_width(6, 3), ==, 2);
65 g_assert_cmpuint(apicid_core_width(6, 3), ==, 3);
66 g_assert_cmpuint(apicid_pkg_offset(6, 3), ==, 5);
67
68 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 0), ==, 0);
69 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1), ==, 1);
70 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 2), ==, 2);
71
72 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1 * 3 + 0), ==,
73 (1 << 2) | 0);
74 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1 * 3 + 1), ==,
75 (1 << 2) | 1);
76 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1 * 3 + 2), ==,
77 (1 << 2) | 2);
78
79 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 2 * 3 + 0), ==,
80 (2 << 2) | 0);
81 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 2 * 3 + 1), ==,
82 (2 << 2) | 1);
83 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 2 * 3 + 2), ==,
84 (2 << 2) | 2);
85
86 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 5 * 3 + 0), ==,
87 (5 << 2) | 0);
88 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 5 * 3 + 1), ==,
89 (5 << 2) | 1);
90 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 5 * 3 + 2), ==,
91 (5 << 2) | 2);
92
93 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1 * 6 * 3 + 0 * 3 + 0), ==,
94 (1 << 5));
95 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 1 * 6 * 3 + 1 * 3 + 1), ==,
96 (1 << 5) | (1 << 2) | 1);
97 g_assert_cmpuint(x86_apicid_from_cpu_idx(6, 3, 3 * 6 * 3 + 5 * 3 + 2), ==,
98 (3 << 5) | (5 << 2) | 2);
99 }
100
101 int main(int argc, char **argv)
102 {
103 g_test_init(&argc, &argv, NULL);
104
105 g_test_add_func("/cpuid/topology/basic", test_topo_bits);
106
107 g_test_run();
108
109 return 0;
110 }