/* * QTest testcase for ISA endianness * * Copyright Red Hat, Inc. 2012 * * Authors: * Paolo Bonzini <pbonzini@redhat.com> * * This work is licensed under the terms of the GNU GPL, version 2 or later. * See the COPYING file in the top-level directory. * */ #include <glib.h> #include <stdio.h> #include <string.h> #include <stdlib.h> #include <unistd.h> #include "libqtest.h" #include "qemu/bswap.h" typedef struct TestCase TestCase; struct TestCase { const char *arch; const char *machine; uint64_t isa_base; bool bswap; const char *superio; }; static const TestCase test_cases[] = { { "i386", "pc", -1 }, { "mips", "magnum", 0x90000000, .bswap = true }, { "mips", "pica61", 0x90000000, .bswap = true }, { "mips", "mips", 0x14000000, .bswap = true }, { "mips", "malta", 0x10000000, .bswap = true }, { "mips64", "magnum", 0x90000000, .bswap = true }, { "mips64", "pica61", 0x90000000, .bswap = true }, { "mips64", "mips", 0x14000000, .bswap = true }, { "mips64", "malta", 0x10000000, .bswap = true }, { "mips64el", "fulong2e", 0x1fd00000 }, { "ppc", "g3beige", 0xfe000000, .bswap = true, .superio = "i82378" }, { "ppc", "prep", 0x80000000, .bswap = true }, { "ppc", "bamboo", 0xe8000000, .bswap = true, .superio = "i82378" }, { "ppc64", "mac99", 0xf2000000, .bswap = true, .superio = "i82378" }, { "ppc64", "pseries", 0x10080000000ULL, .bswap = true, .superio = "i82378" }, { "sh4", "r2d", 0xfe240000, .superio = "i82378" }, { "sh4eb", "r2d", 0xfe240000, .bswap = true, .superio = "i82378" }, { "sparc64", "sun4u", 0x1fe02000000LL, .bswap = true }, { "x86_64", "pc", -1 }, {} }; static uint8_t isa_inb(const TestCase *test, uint16_t addr) { uint8_t value; if (test->isa_base == -1) { value = inb(addr); } else { value = readb(test->isa_base + addr); } return value; } static uint16_t isa_inw(const TestCase *test, uint16_t addr) { uint16_t value; if (test->isa_base == -1) { value = inw(addr); } else { value = readw(test->isa_base + addr); } return test->bswap ? bswap16(value) : value; } static uint32_t isa_inl(const TestCase *test, uint16_t addr) { uint32_t value; if (test->isa_base == -1) { value = inl(addr); } else { value = readl(test->isa_base + addr); } return test->bswap ? bswap32(value) : value; } static void isa_outb(const TestCase *test, uint16_t addr, uint8_t value) { if (test->isa_base == -1) { outb(addr, value); } else { writeb(test->isa_base + addr, value); } } static void isa_outw(const TestCase *test, uint16_t addr, uint16_t value) { value = test->bswap ? bswap16(value) : value; if (test->isa_base == -1) { outw(addr, value); } else { writew(test->isa_base + addr, value); } } static void isa_outl(const TestCase *test, uint16_t addr, uint32_t value) { value = test->bswap ? bswap32(value) : value; if (test->isa_base == -1) { outl(addr, value); } else { writel(test->isa_base + addr, value); } } static void test_endianness(gconstpointer data) { const TestCase *test = data; char *args; args = g_strdup_printf("-M %s%s%s -device pc-testdev", test->machine, test->superio ? " -device " : "", test->superio ?: ""); qtest_start(args); isa_outl(test, 0xe0, 0x87654321); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21); isa_outw(test, 0xe2, 0x8866); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x88); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21); isa_outw(test, 0xe0, 0x4422); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x88); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22); isa_outb(test, 0xe3, 0x87); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87664422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8766); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22); isa_outb(test, 0xe2, 0x65); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22); isa_outb(test, 0xe1, 0x43); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654322); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4322); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22); isa_outb(test, 0xe0, 0x21); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87); g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65); g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43); g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21); qtest_quit(global_qtest); g_free(args); } static void test_endianness_split(gconstpointer data) { const TestCase *test = data; char *args; args = g_strdup_printf("-M %s%s%s -device pc-testdev", test->machine, test->superio ? " -device " : "", test->superio ?: ""); qtest_start(args); isa_outl(test, 0xe8, 0x87654321); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); isa_outw(test, 0xea, 0x8866); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); isa_outw(test, 0xe8, 0x4422); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422); isa_outb(test, 0xeb, 0x87); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87664422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8766); isa_outb(test, 0xea, 0x65); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654422); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422); isa_outb(test, 0xe9, 0x43); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654322); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4322); isa_outb(test, 0xe8, 0x21); g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321); qtest_quit(global_qtest); g_free(args); } static void test_endianness_combine(gconstpointer data) { const TestCase *test = data; char *args; args = g_strdup_printf("-M %s%s%s -device pc-testdev", test->machine, test->superio ? " -device " : "", test->superio ?: ""); qtest_start(args); isa_outl(test, 0xe0, 0x87654321); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4321); isa_outw(test, 0xe2, 0x8866); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x88664321); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4321); isa_outw(test, 0xe0, 0x4422); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x88664422); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8866); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4422); isa_outb(test, 0xe3, 0x87); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x87664422); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8766); isa_outb(test, 0xe2, 0x65); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x87654422); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4422); isa_outb(test, 0xe1, 0x43); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x87654322); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4322); isa_outb(test, 0xe0, 0x21); g_assert_cmphex(isa_inl(test, 0xe8), ==, 0x87654321); g_assert_cmphex(isa_inw(test, 0xea), ==, 0x8765); g_assert_cmphex(isa_inw(test, 0xe8), ==, 0x4321); qtest_quit(global_qtest); g_free(args); } int main(int argc, char **argv) { const char *arch = qtest_get_arch(); int ret; int i; g_test_init(&argc, &argv, NULL); for (i = 0; test_cases[i].arch; i++) { gchar *path; if (strcmp(test_cases[i].arch, arch) != 0) { continue; } path = g_strdup_printf("/%s/endianness/%s", arch, test_cases[i].machine); g_test_add_data_func(path, &test_cases[i], test_endianness); path = g_strdup_printf("/%s/endianness/split/%s", arch, test_cases[i].machine); g_test_add_data_func(path, &test_cases[i], test_endianness_split); path = g_strdup_printf("/%s/endianness/combine/%s", arch, test_cases[i].machine); g_test_add_data_func(path, &test_cases[i], test_endianness_combine); } ret = g_test_run(); return ret; }