1 /* 2 * Boot order test cases. 3 * 4 * Copyright (c) 2013 Red Hat Inc. 5 * 6 * Authors: 7 * Markus Armbruster <armbru@redhat.com>, 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2 or later. 10 * See the COPYING file in the top-level directory. 11 */ 12 13 #include "qemu/osdep.h" 14 #include "libqos/fw_cfg.h" 15 #include "libqtest.h" 16 #include "qapi/qmp/qdict.h" 17 #include "standard-headers/linux/qemu_fw_cfg.h" 18 19 typedef struct { 20 const char *args; 21 uint64_t expected_boot; 22 uint64_t expected_reboot; 23 } boot_order_test; 24 25 static void test_a_boot_order(const char *machine, 26 const char *test_args, 27 uint64_t (*read_boot_order)(QTestState *), 28 uint64_t expected_boot, 29 uint64_t expected_reboot) 30 { 31 uint64_t actual; 32 QTestState *qts; 33 34 if (!qtest_has_machine(machine)) { 35 g_test_skip("Machine is not available"); 36 return; 37 } 38 39 qts = qtest_initf("-nodefaults%s%s %s", machine ? " -M " : "", 40 machine ?: "", test_args); 41 actual = read_boot_order(qts); 42 g_assert_cmphex(actual, ==, expected_boot); 43 qtest_system_reset(qts); 44 actual = read_boot_order(qts); 45 g_assert_cmphex(actual, ==, expected_reboot); 46 qtest_quit(qts); 47 } 48 49 static void test_boot_orders(const char *machine, 50 uint64_t (*read_boot_order)(QTestState *), 51 const boot_order_test *tests) 52 { 53 int i; 54 55 for (i = 0; tests[i].args; i++) { 56 test_a_boot_order(machine, tests[i].args, 57 read_boot_order, 58 tests[i].expected_boot, 59 tests[i].expected_reboot); 60 } 61 } 62 63 static uint8_t read_mc146818(QTestState *qts, uint16_t port, uint8_t reg) 64 { 65 qtest_outb(qts, port, reg); 66 return qtest_inb(qts, port + 1); 67 } 68 69 static uint64_t read_boot_order_pc(QTestState *qts) 70 { 71 uint8_t b1 = read_mc146818(qts, 0x70, 0x38); 72 uint8_t b2 = read_mc146818(qts, 0x70, 0x3d); 73 74 return b1 | (b2 << 8); 75 } 76 77 static const boot_order_test test_cases_pc[] = { 78 { "", 79 0x1230, 0x1230 }, 80 { "-no-fd-bootchk", 81 0x1231, 0x1231 }, 82 { "-boot c", 83 0x0200, 0x0200 }, 84 { "-boot nda", 85 0x3410, 0x3410 }, 86 { "-boot order=", 87 0, 0 }, 88 { "-boot order= -boot order=c", 89 0x0200, 0x0200 }, 90 { "-boot once=a", 91 0x0100, 0x1230 }, 92 { "-boot once=a -no-fd-bootchk", 93 0x0101, 0x1231 }, 94 { "-boot once=a,order=c", 95 0x0100, 0x0200 }, 96 { "-boot once=d -boot order=nda", 97 0x0300, 0x3410 }, 98 { "-boot once=a -boot once=b -boot once=c", 99 0x0200, 0x1230 }, 100 {} 101 }; 102 103 static void test_pc_boot_order(void) 104 { 105 test_boot_orders("pc", read_boot_order_pc, test_cases_pc); 106 } 107 108 static uint64_t read_boot_order_pmac(QTestState *qts) 109 { 110 g_autoptr(QFWCFG) fw_cfg = mm_fw_cfg_init(qts, 0xf0000510); 111 112 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE); 113 } 114 115 static const boot_order_test test_cases_fw_cfg[] = { 116 { "", 'c', 'c' }, 117 { "-boot c", 'c', 'c' }, 118 { "-boot d", 'd', 'd' }, 119 { "-boot once=d,order=c", 'd', 'c' }, 120 {} 121 }; 122 123 static void test_pmac_oldworld_boot_order(void) 124 { 125 test_boot_orders("g3beige", read_boot_order_pmac, test_cases_fw_cfg); 126 } 127 128 static void test_pmac_newworld_boot_order(void) 129 { 130 test_boot_orders("mac99", read_boot_order_pmac, test_cases_fw_cfg); 131 } 132 133 static uint64_t read_boot_order_sun4m(QTestState *qts) 134 { 135 g_autoptr(QFWCFG) fw_cfg = mm_fw_cfg_init(qts, 0xd00000510ULL); 136 137 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE); 138 } 139 140 static void test_sun4m_boot_order(void) 141 { 142 test_boot_orders("SS-5", read_boot_order_sun4m, test_cases_fw_cfg); 143 } 144 145 static uint64_t read_boot_order_sun4u(QTestState *qts) 146 { 147 g_autoptr(QFWCFG) fw_cfg = io_fw_cfg_init(qts, 0x510); 148 149 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE); 150 } 151 152 static void test_sun4u_boot_order(void) 153 { 154 test_boot_orders("sun4u", read_boot_order_sun4u, test_cases_fw_cfg); 155 } 156 157 int main(int argc, char *argv[]) 158 { 159 const char *arch = qtest_get_arch(); 160 161 g_test_init(&argc, &argv, NULL); 162 163 if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { 164 qtest_add_func("boot-order/pc", test_pc_boot_order); 165 } else if (strcmp(arch, "ppc") == 0 || strcmp(arch, "ppc64") == 0) { 166 qtest_add_func("boot-order/pmac_oldworld", 167 test_pmac_oldworld_boot_order); 168 qtest_add_func("boot-order/pmac_newworld", 169 test_pmac_newworld_boot_order); 170 } else if (strcmp(arch, "sparc") == 0) { 171 qtest_add_func("boot-order/sun4m", test_sun4m_boot_order); 172 } else if (strcmp(arch, "sparc64") == 0) { 173 qtest_add_func("boot-order/sun4u", test_sun4u_boot_order); 174 } 175 176 return g_test_run(); 177 } 178