qemu/tests/endianness-test.c

316 lines
10 KiB
C

/*
* 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", "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("endianness/%s",
test_cases[i].machine);
qtest_add_data_func(path, &test_cases[i], test_endianness);
path = g_strdup_printf("endianness/split/%s",
test_cases[i].machine);
qtest_add_data_func(path, &test_cases[i], test_endianness_split);
path = g_strdup_printf("endianness/combine/%s",
test_cases[i].machine);
qtest_add_data_func(path, &test_cases[i], test_endianness_combine);
}
ret = g_test_run();
return ret;
}