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
test_a_boot_order(const char * machine,const char * test_args,uint64_t (* read_boot_order)(QTestState *),uint64_t expected_boot,uint64_t expected_reboot)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_qmp_assert_success(qts, "{ 'execute': 'system_reset' }");
44 /*
45 * system_reset only requests reset. We get a RESET event after
46 * the actual reset completes. Need to wait for that.
47 */
48 qtest_qmp_eventwait(qts, "RESET");
49 actual = read_boot_order(qts);
50 g_assert_cmphex(actual, ==, expected_reboot);
51 qtest_quit(qts);
52 }
53
test_boot_orders(const char * machine,uint64_t (* read_boot_order)(QTestState *),const boot_order_test * tests)54 static void test_boot_orders(const char *machine,
55 uint64_t (*read_boot_order)(QTestState *),
56 const boot_order_test *tests)
57 {
58 int i;
59
60 for (i = 0; tests[i].args; i++) {
61 test_a_boot_order(machine, tests[i].args,
62 read_boot_order,
63 tests[i].expected_boot,
64 tests[i].expected_reboot);
65 }
66 }
67
read_mc146818(QTestState * qts,uint16_t port,uint8_t reg)68 static uint8_t read_mc146818(QTestState *qts, uint16_t port, uint8_t reg)
69 {
70 qtest_outb(qts, port, reg);
71 return qtest_inb(qts, port + 1);
72 }
73
read_boot_order_pc(QTestState * qts)74 static uint64_t read_boot_order_pc(QTestState *qts)
75 {
76 uint8_t b1 = read_mc146818(qts, 0x70, 0x38);
77 uint8_t b2 = read_mc146818(qts, 0x70, 0x3d);
78
79 return b1 | (b2 << 8);
80 }
81
82 static const boot_order_test test_cases_pc[] = {
83 { "",
84 0x1230, 0x1230 },
85 { "-no-fd-bootchk",
86 0x1231, 0x1231 },
87 { "-boot c",
88 0x0200, 0x0200 },
89 { "-boot nda",
90 0x3410, 0x3410 },
91 { "-boot order=",
92 0, 0 },
93 { "-boot order= -boot order=c",
94 0x0200, 0x0200 },
95 { "-boot once=a",
96 0x0100, 0x1230 },
97 { "-boot once=a -no-fd-bootchk",
98 0x0101, 0x1231 },
99 { "-boot once=a,order=c",
100 0x0100, 0x0200 },
101 { "-boot once=d -boot order=nda",
102 0x0300, 0x3410 },
103 { "-boot once=a -boot once=b -boot once=c",
104 0x0200, 0x1230 },
105 {}
106 };
107
test_pc_boot_order(void)108 static void test_pc_boot_order(void)
109 {
110 test_boot_orders("pc", read_boot_order_pc, test_cases_pc);
111 }
112
read_boot_order_pmac(QTestState * qts)113 static uint64_t read_boot_order_pmac(QTestState *qts)
114 {
115 g_autoptr(QFWCFG) fw_cfg = mm_fw_cfg_init(qts, 0xf0000510);
116
117 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE);
118 }
119
120 static const boot_order_test test_cases_fw_cfg[] = {
121 { "", 'c', 'c' },
122 { "-boot c", 'c', 'c' },
123 { "-boot d", 'd', 'd' },
124 { "-boot once=d,order=c", 'd', 'c' },
125 {}
126 };
127
test_pmac_oldworld_boot_order(void)128 static void test_pmac_oldworld_boot_order(void)
129 {
130 test_boot_orders("g3beige", read_boot_order_pmac, test_cases_fw_cfg);
131 }
132
test_pmac_newworld_boot_order(void)133 static void test_pmac_newworld_boot_order(void)
134 {
135 test_boot_orders("mac99", read_boot_order_pmac, test_cases_fw_cfg);
136 }
137
read_boot_order_sun4m(QTestState * qts)138 static uint64_t read_boot_order_sun4m(QTestState *qts)
139 {
140 g_autoptr(QFWCFG) fw_cfg = mm_fw_cfg_init(qts, 0xd00000510ULL);
141
142 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE);
143 }
144
test_sun4m_boot_order(void)145 static void test_sun4m_boot_order(void)
146 {
147 test_boot_orders("SS-5", read_boot_order_sun4m, test_cases_fw_cfg);
148 }
149
read_boot_order_sun4u(QTestState * qts)150 static uint64_t read_boot_order_sun4u(QTestState *qts)
151 {
152 g_autoptr(QFWCFG) fw_cfg = io_fw_cfg_init(qts, 0x510);
153
154 return qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_DEVICE);
155 }
156
test_sun4u_boot_order(void)157 static void test_sun4u_boot_order(void)
158 {
159 test_boot_orders("sun4u", read_boot_order_sun4u, test_cases_fw_cfg);
160 }
161
main(int argc,char * argv[])162 int main(int argc, char *argv[])
163 {
164 const char *arch = qtest_get_arch();
165
166 g_test_init(&argc, &argv, NULL);
167
168 if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
169 qtest_add_func("boot-order/pc", test_pc_boot_order);
170 } else if (strcmp(arch, "ppc") == 0 || strcmp(arch, "ppc64") == 0) {
171 qtest_add_func("boot-order/pmac_oldworld",
172 test_pmac_oldworld_boot_order);
173 qtest_add_func("boot-order/pmac_newworld",
174 test_pmac_newworld_boot_order);
175 } else if (strcmp(arch, "sparc") == 0) {
176 qtest_add_func("boot-order/sun4m", test_sun4m_boot_order);
177 } else if (strcmp(arch, "sparc64") == 0) {
178 qtest_add_func("boot-order/sun4u", test_sun4u_boot_order);
179 }
180
181 return g_test_run();
182 }
183