| 1 | /* |
| 2 | * QTest testcase for ISA endianness |
| 3 | * |
| 4 | * Copyright Red Hat, Inc. 2012 |
| 5 | * |
| 6 | * Authors: |
| 7 | * Paolo Bonzini <pbonzini@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 | |
| 14 | #include "qemu/osdep.h" |
| 15 | |
| 16 | #include "libqtest.h" |
| 17 | #include "qemu/bswap.h" |
| 18 | |
| 19 | typedef struct TestCase TestCase; |
| 20 | struct TestCase { |
| 21 | const char *arch; |
| 22 | const char *machine; |
| 23 | uint64_t isa_base; |
| 24 | bool bswap; |
| 25 | const char *superio; |
| 26 | }; |
| 27 | |
| 28 | static const TestCase test_cases[] = { |
| 29 | { "i386", "pc", -1 }, |
| 30 | { "mips", "malta", 0x10000000, .bswap = true }, |
| 31 | { "mipsel", "malta", 0x10000000 }, |
| 32 | { "mips64", "magnum", 0x90000000, .bswap = true }, |
| 33 | { "mips64", "pica61", 0x90000000, .bswap = true }, |
| 34 | { "mips64", "malta", 0x10000000, .bswap = true }, |
| 35 | { "mips64el", "fuloong2e", 0x1fd00000 }, |
| 36 | { "ppc", "g3beige", 0xfe000000, .bswap = true, .superio = "i82378" }, |
| 37 | { "ppc", "40p", 0x80000000, .bswap = true }, |
| 38 | { "ppc", "bamboo", 0xe8000000, .bswap = true, .superio = "i82378" }, |
| 39 | { "ppc64", "mac99", 0xf2000000, .bswap = true, .superio = "i82378" }, |
| 40 | { "ppc64", "pseries", (1ULL << 45), .bswap = true, .superio = "i82378" }, |
| 41 | { "ppc64", "pseries-2.7", 0x10080000000ULL, |
| 42 | .bswap = true, .superio = "i82378" }, |
| 43 | { "sh4", "r2d", 0xfe240000, .superio = "i82378" }, |
| 44 | { "sh4eb", "r2d", 0xfe240000, .bswap = true, .superio = "i82378" }, |
| 45 | { "sparc64", "sun4u", 0x1fe02000000LL, .bswap = true }, |
| 46 | { "x86_64", "pc", -1 }, |
| 47 | {} |
| 48 | }; |
| 49 | |
| 50 | static uint8_t isa_inb(QTestState *qts, const TestCase *test, uint16_t addr) |
| 51 | { |
| 52 | uint8_t value; |
| 53 | if (test->isa_base == -1) { |
| 54 | value = qtest_inb(qts, addr); |
| 55 | } else { |
| 56 | value = qtest_readb(qts, test->isa_base + addr); |
| 57 | } |
| 58 | return value; |
| 59 | } |
| 60 | |
| 61 | static uint16_t isa_inw(QTestState *qts, const TestCase *test, uint16_t addr) |
| 62 | { |
| 63 | uint16_t value; |
| 64 | if (test->isa_base == -1) { |
| 65 | value = qtest_inw(qts, addr); |
| 66 | } else { |
| 67 | value = qtest_readw(qts, test->isa_base + addr); |
| 68 | value = test->bswap ? bswap16(value) : value; |
| 69 | } |
| 70 | return value; |
| 71 | } |
| 72 | |
| 73 | static uint32_t isa_inl(QTestState *qts, const TestCase *test, uint16_t addr) |
| 74 | { |
| 75 | uint32_t value; |
| 76 | if (test->isa_base == -1) { |
| 77 | value = qtest_inl(qts, addr); |
| 78 | } else { |
| 79 | value = qtest_readl(qts, test->isa_base + addr); |
| 80 | value = test->bswap ? bswap32(value) : value; |
| 81 | } |
| 82 | return value; |
| 83 | } |
| 84 | |
| 85 | static void isa_outb(QTestState *qts, const TestCase *test, uint16_t addr, |
| 86 | uint8_t value) |
| 87 | { |
| 88 | if (test->isa_base == -1) { |
| 89 | qtest_outb(qts, addr, value); |
| 90 | } else { |
| 91 | qtest_writeb(qts, test->isa_base + addr, value); |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | static void isa_outw(QTestState *qts, const TestCase *test, uint16_t addr, |
| 96 | uint16_t value) |
| 97 | { |
| 98 | if (test->isa_base == -1) { |
| 99 | qtest_outw(qts, addr, value); |
| 100 | } else { |
| 101 | value = test->bswap ? bswap16(value) : value; |
| 102 | qtest_writew(qts, test->isa_base + addr, value); |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | static void isa_outl(QTestState *qts, const TestCase *test, uint16_t addr, |
| 107 | uint32_t value) |
| 108 | { |
| 109 | if (test->isa_base == -1) { |
| 110 | qtest_outl(qts, addr, value); |
| 111 | } else { |
| 112 | value = test->bswap ? bswap32(value) : value; |
| 113 | qtest_writel(qts, test->isa_base + addr, value); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | |
| 118 | static void test_endianness(gconstpointer data) |
| 119 | { |
| 120 | const TestCase *test = data; |
| 121 | QTestState *qts; |
| 122 | |
| 123 | qts = qtest_initf("-M %s%s%s -device pc-testdev", test->machine, |
| 124 | test->superio ? " -device " : "", |
| 125 | test->superio ?: ""); |
| 126 | isa_outl(qts, test, 0xe0, 0x87654321); |
| 127 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654321); |
| 128 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 129 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 130 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x87); |
| 131 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x65); |
| 132 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x43); |
| 133 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x21); |
| 134 | |
| 135 | isa_outw(qts, test, 0xe2, 0x8866); |
| 136 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x88664321); |
| 137 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8866); |
| 138 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 139 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x88); |
| 140 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x66); |
| 141 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x43); |
| 142 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x21); |
| 143 | |
| 144 | isa_outw(qts, test, 0xe0, 0x4422); |
| 145 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x88664422); |
| 146 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8866); |
| 147 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4422); |
| 148 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x88); |
| 149 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x66); |
| 150 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x44); |
| 151 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x22); |
| 152 | |
| 153 | isa_outb(qts, test, 0xe3, 0x87); |
| 154 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87664422); |
| 155 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8766); |
| 156 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x87); |
| 157 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x66); |
| 158 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x44); |
| 159 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x22); |
| 160 | |
| 161 | isa_outb(qts, test, 0xe2, 0x65); |
| 162 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654422); |
| 163 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 164 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4422); |
| 165 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x87); |
| 166 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x65); |
| 167 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x44); |
| 168 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x22); |
| 169 | |
| 170 | isa_outb(qts, test, 0xe1, 0x43); |
| 171 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654322); |
| 172 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 173 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4322); |
| 174 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x87); |
| 175 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x65); |
| 176 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x43); |
| 177 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x22); |
| 178 | |
| 179 | isa_outb(qts, test, 0xe0, 0x21); |
| 180 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654321); |
| 181 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 182 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 183 | g_assert_cmphex(isa_inb(qts, test, 0xe3), ==, 0x87); |
| 184 | g_assert_cmphex(isa_inb(qts, test, 0xe2), ==, 0x65); |
| 185 | g_assert_cmphex(isa_inb(qts, test, 0xe1), ==, 0x43); |
| 186 | g_assert_cmphex(isa_inb(qts, test, 0xe0), ==, 0x21); |
| 187 | qtest_quit(qts); |
| 188 | } |
| 189 | |
| 190 | static void test_endianness_split(gconstpointer data) |
| 191 | { |
| 192 | const TestCase *test = data; |
| 193 | QTestState *qts; |
| 194 | |
| 195 | qts = qtest_initf("-M %s%s%s -device pc-testdev", test->machine, |
| 196 | test->superio ? " -device " : "", |
| 197 | test->superio ?: ""); |
| 198 | isa_outl(qts, test, 0xe8, 0x87654321); |
| 199 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654321); |
| 200 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 201 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 202 | |
| 203 | isa_outw(qts, test, 0xea, 0x8866); |
| 204 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x88664321); |
| 205 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8866); |
| 206 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 207 | |
| 208 | isa_outw(qts, test, 0xe8, 0x4422); |
| 209 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x88664422); |
| 210 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8866); |
| 211 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4422); |
| 212 | |
| 213 | isa_outb(qts, test, 0xeb, 0x87); |
| 214 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87664422); |
| 215 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8766); |
| 216 | |
| 217 | isa_outb(qts, test, 0xea, 0x65); |
| 218 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654422); |
| 219 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 220 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4422); |
| 221 | |
| 222 | isa_outb(qts, test, 0xe9, 0x43); |
| 223 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654322); |
| 224 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 225 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4322); |
| 226 | |
| 227 | isa_outb(qts, test, 0xe8, 0x21); |
| 228 | g_assert_cmphex(isa_inl(qts, test, 0xe0), ==, 0x87654321); |
| 229 | g_assert_cmphex(isa_inw(qts, test, 0xe2), ==, 0x8765); |
| 230 | g_assert_cmphex(isa_inw(qts, test, 0xe0), ==, 0x4321); |
| 231 | qtest_quit(qts); |
| 232 | } |
| 233 | |
| 234 | static void test_endianness_combine(gconstpointer data) |
| 235 | { |
| 236 | const TestCase *test = data; |
| 237 | QTestState *qts; |
| 238 | |
| 239 | qts = qtest_initf("-M %s%s%s -device pc-testdev", test->machine, |
| 240 | test->superio ? " -device " : "", |
| 241 | test->superio ?: ""); |
| 242 | isa_outl(qts, test, 0xe0, 0x87654321); |
| 243 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x87654321); |
| 244 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8765); |
| 245 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4321); |
| 246 | |
| 247 | isa_outw(qts, test, 0xe2, 0x8866); |
| 248 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x88664321); |
| 249 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8866); |
| 250 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4321); |
| 251 | |
| 252 | isa_outw(qts, test, 0xe0, 0x4422); |
| 253 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x88664422); |
| 254 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8866); |
| 255 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4422); |
| 256 | |
| 257 | isa_outb(qts, test, 0xe3, 0x87); |
| 258 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x87664422); |
| 259 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8766); |
| 260 | |
| 261 | isa_outb(qts, test, 0xe2, 0x65); |
| 262 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x87654422); |
| 263 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8765); |
| 264 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4422); |
| 265 | |
| 266 | isa_outb(qts, test, 0xe1, 0x43); |
| 267 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x87654322); |
| 268 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8765); |
| 269 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4322); |
| 270 | |
| 271 | isa_outb(qts, test, 0xe0, 0x21); |
| 272 | g_assert_cmphex(isa_inl(qts, test, 0xe8), ==, 0x87654321); |
| 273 | g_assert_cmphex(isa_inw(qts, test, 0xea), ==, 0x8765); |
| 274 | g_assert_cmphex(isa_inw(qts, test, 0xe8), ==, 0x4321); |
| 275 | qtest_quit(qts); |
| 276 | } |
| 277 | |
| 278 | int main(int argc, char **argv) |
| 279 | { |
| 280 | const char *arch = qtest_get_arch(); |
| 281 | int i; |
| 282 | |
| 283 | g_test_init(&argc, &argv, NULL); |
| 284 | |
| 285 | for (i = 0; test_cases[i].arch; i++) { |
| 286 | gchar *path; |
| 287 | |
| 288 | if (!g_str_equal(test_cases[i].arch, arch) || |
| 289 | !qtest_has_machine(test_cases[i].machine) || |
| 290 | (test_cases[i].superio && !qtest_has_device(test_cases[i].superio))) { |
| 291 | continue; |
| 292 | } |
| 293 | path = g_strdup_printf("endianness/%s", |
| 294 | test_cases[i].machine); |
| 295 | qtest_add_data_func(path, &test_cases[i], test_endianness); |
| 296 | g_free(path); |
| 297 | |
| 298 | path = g_strdup_printf("endianness/split/%s", |
| 299 | test_cases[i].machine); |
| 300 | qtest_add_data_func(path, &test_cases[i], test_endianness_split); |
| 301 | g_free(path); |
| 302 | |
| 303 | path = g_strdup_printf("endianness/combine/%s", |
| 304 | test_cases[i].machine); |
| 305 | qtest_add_data_func(path, &test_cases[i], test_endianness_combine); |
| 306 | g_free(path); |
| 307 | } |
| 308 | |
| 309 | return g_test_run(); |
| 310 | } |