1af4c26e6SZhao Liu /* 2af4c26e6SZhao Liu * Test code for x86 APIC ID and Topology functions 3af4c26e6SZhao Liu * 4af4c26e6SZhao Liu * Copyright (c) 2012 Red Hat Inc. 5af4c26e6SZhao Liu * 6af4c26e6SZhao Liu * Permission is hereby granted, free of charge, to any person obtaining a copy 7af4c26e6SZhao Liu * of this software and associated documentation files (the "Software"), to deal 8af4c26e6SZhao Liu * in the Software without restriction, including without limitation the rights 9af4c26e6SZhao Liu * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10af4c26e6SZhao Liu * copies of the Software, and to permit persons to whom the Software is 11af4c26e6SZhao Liu * furnished to do so, subject to the following conditions: 12af4c26e6SZhao Liu * 13af4c26e6SZhao Liu * The above copyright notice and this permission notice shall be included in 14af4c26e6SZhao Liu * all copies or substantial portions of the Software. 15af4c26e6SZhao Liu * 16af4c26e6SZhao Liu * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17af4c26e6SZhao Liu * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18af4c26e6SZhao Liu * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19af4c26e6SZhao Liu * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20af4c26e6SZhao Liu * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21af4c26e6SZhao Liu * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22af4c26e6SZhao Liu * THE SOFTWARE. 23af4c26e6SZhao Liu */ 24af4c26e6SZhao Liu 25af4c26e6SZhao Liu #include "qemu/osdep.h" 26af4c26e6SZhao Liu 27af4c26e6SZhao Liu #include "hw/i386/topology.h" 28af4c26e6SZhao Liu 29af4c26e6SZhao Liu static void test_topo_bits(void) 30af4c26e6SZhao Liu { 31af4c26e6SZhao Liu X86CPUTopoInfo topo_info = {0}; 32af4c26e6SZhao Liu 33*3568adc9SZhao Liu /* 34*3568adc9SZhao Liu * simple tests for 1 thread per core, 1 core per module, 35*3568adc9SZhao Liu * 1 module per die, 1 die per package 36*3568adc9SZhao Liu */ 37*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 1}; 38af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 0); 39af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_width(&topo_info), ==, 0); 40af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_width(&topo_info), ==, 0); 41af4c26e6SZhao Liu 42*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 1}; 43af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 0), ==, 0); 44af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 1), ==, 1); 45af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 2), ==, 2); 46af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 3), ==, 3); 47af4c26e6SZhao Liu 48af4c26e6SZhao Liu 49af4c26e6SZhao Liu /* Test field width calculation for multiple values 50af4c26e6SZhao Liu */ 51*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 2}; 52af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 1); 53*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 3}; 54af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 2); 55*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 4}; 56af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 2); 57af4c26e6SZhao Liu 58*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 14}; 59af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 4); 60*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 15}; 61af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 4); 62*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 16}; 63af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 4); 64*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 1, 17}; 65af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 5); 66af4c26e6SZhao Liu 67af4c26e6SZhao Liu 68*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 30, 2}; 69af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_width(&topo_info), ==, 5); 70*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 31, 2}; 71af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_width(&topo_info), ==, 5); 72*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 32, 2}; 73af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_width(&topo_info), ==, 5); 74*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 33, 2}; 75af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_width(&topo_info), ==, 6); 76af4c26e6SZhao Liu 77*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 30, 2}; 78af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_width(&topo_info), ==, 0); 79*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {2, 1, 30, 2}; 80af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_width(&topo_info), ==, 1); 81*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {3, 1, 30, 2}; 82af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_width(&topo_info), ==, 2); 83*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {4, 1, 30, 2}; 84af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_width(&topo_info), ==, 2); 85af4c26e6SZhao Liu 86af4c26e6SZhao Liu /* build a weird topology and see if IDs are calculated correctly 87af4c26e6SZhao Liu */ 88af4c26e6SZhao Liu 89af4c26e6SZhao Liu /* This will use 2 bits for thread ID and 3 bits for core ID 90af4c26e6SZhao Liu */ 91*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 6, 3}; 92af4c26e6SZhao Liu g_assert_cmpuint(apicid_smt_width(&topo_info), ==, 2); 93af4c26e6SZhao Liu g_assert_cmpuint(apicid_core_offset(&topo_info), ==, 2); 94af4c26e6SZhao Liu g_assert_cmpuint(apicid_die_offset(&topo_info), ==, 5); 95af4c26e6SZhao Liu g_assert_cmpuint(apicid_pkg_offset(&topo_info), ==, 5); 96af4c26e6SZhao Liu 97*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 6, 3}; 98af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 0), ==, 0); 99af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 1), ==, 1); 100af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 2), ==, 2); 101af4c26e6SZhao Liu 102*3568adc9SZhao Liu topo_info = (X86CPUTopoInfo) {1, 1, 6, 3}; 103af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 1 * 3 + 0), ==, 104af4c26e6SZhao Liu (1 << 2) | 0); 105af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 1 * 3 + 1), ==, 106af4c26e6SZhao Liu (1 << 2) | 1); 107af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 1 * 3 + 2), ==, 108af4c26e6SZhao Liu (1 << 2) | 2); 109af4c26e6SZhao Liu 110af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 2 * 3 + 0), ==, 111af4c26e6SZhao Liu (2 << 2) | 0); 112af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 2 * 3 + 1), ==, 113af4c26e6SZhao Liu (2 << 2) | 1); 114af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 2 * 3 + 2), ==, 115af4c26e6SZhao Liu (2 << 2) | 2); 116af4c26e6SZhao Liu 117af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 5 * 3 + 0), ==, 118af4c26e6SZhao Liu (5 << 2) | 0); 119af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 5 * 3 + 1), ==, 120af4c26e6SZhao Liu (5 << 2) | 1); 121af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 5 * 3 + 2), ==, 122af4c26e6SZhao Liu (5 << 2) | 2); 123af4c26e6SZhao Liu 124af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 125af4c26e6SZhao Liu 1 * 6 * 3 + 0 * 3 + 0), ==, (1 << 5)); 126af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 127af4c26e6SZhao Liu 1 * 6 * 3 + 1 * 3 + 1), ==, (1 << 5) | (1 << 2) | 1); 128af4c26e6SZhao Liu g_assert_cmpuint(x86_apicid_from_cpu_idx(&topo_info, 129af4c26e6SZhao Liu 3 * 6 * 3 + 5 * 3 + 2), ==, (3 << 5) | (5 << 2) | 2); 130af4c26e6SZhao Liu } 131af4c26e6SZhao Liu 132af4c26e6SZhao Liu int main(int argc, char **argv) 133af4c26e6SZhao Liu { 134af4c26e6SZhao Liu g_test_init(&argc, &argv, NULL); 135af4c26e6SZhao Liu 136af4c26e6SZhao Liu g_test_add_func("/cpuid/topology/basic", test_topo_bits); 137af4c26e6SZhao Liu 138af4c26e6SZhao Liu g_test_run(); 139af4c26e6SZhao Liu 140af4c26e6SZhao Liu return 0; 141af4c26e6SZhao Liu } 142