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-rw-r--r--tests/endianness-test.c214
1 files changed, 214 insertions, 0 deletions
diff --git a/tests/endianness-test.c b/tests/endianness-test.c
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+/*
+ * 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 "libqtest.h"
+
+#include <glib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.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", 0x10080000000, .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("-display none -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);
+}
+
+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);
+ }
+
+ ret = g_test_run();
+
+ return ret;
+}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-29 09:14:44 +0000