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qtest: add test for ISA I/O space endianness
This writes a register and reads its 1/2/4 byte parts. Masking is done in the device model. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Anthony Liguori <aliguori@us.ibm.com> Message-id: 1374501278-31549-25-git-send-email-pbonzini@redhat.com Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Paolo Bonzini
Anthony Liguori
parent
9c9984242c
commit
8fefa31be9
2 changed files with 226 additions and 2 deletions
214
tests/endianness-test.c
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214
tests/endianness-test.c
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/*
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* QTest testcase for ISA endianness
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*
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* Copyright Red Hat, Inc. 2012
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*
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* Authors:
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* Paolo Bonzini <pbonzini@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#include "libqtest.h"
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#include <glib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "qemu/bswap.h"
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typedef struct TestCase TestCase;
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struct TestCase {
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const char *arch;
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const char *machine;
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uint64_t isa_base;
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bool bswap;
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const char *superio;
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};
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static const TestCase test_cases[] = {
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{ "i386", "pc", -1 },
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{ "mips", "magnum", 0x90000000, .bswap = true },
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{ "mips", "pica61", 0x90000000, .bswap = true },
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{ "mips", "mips", 0x14000000, .bswap = true },
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{ "mips", "malta", 0x10000000, .bswap = true },
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{ "mips64", "magnum", 0x90000000, .bswap = true },
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{ "mips64", "pica61", 0x90000000, .bswap = true },
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{ "mips64", "mips", 0x14000000, .bswap = true },
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{ "mips64", "malta", 0x10000000, .bswap = true },
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{ "mips64el", "fulong2e", 0x1fd00000 },
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{ "ppc", "g3beige", 0xfe000000, .bswap = true, .superio = "i82378" },
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{ "ppc", "prep", 0x80000000, .bswap = true },
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{ "ppc", "bamboo", 0xe8000000, .bswap = true, .superio = "i82378" },
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{ "ppc64", "mac99", 0xf2000000, .bswap = true, .superio = "i82378" },
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{ "ppc64", "pseries", 0x10080000000, .bswap = true, .superio = "i82378" },
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{ "sh4", "r2d", 0xfe240000, .superio = "i82378" },
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{ "sh4eb", "r2d", 0xfe240000, .bswap = true, .superio = "i82378" },
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{ "sparc64", "sun4u", 0x1fe02000000LL, .bswap = true },
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{ "x86_64", "pc", -1 },
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{}
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};
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static uint8_t isa_inb(const TestCase *test, uint16_t addr)
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{
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uint8_t value;
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if (test->isa_base == -1) {
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value = inb(addr);
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} else {
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value = readb(test->isa_base + addr);
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}
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return value;
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}
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static uint16_t isa_inw(const TestCase *test, uint16_t addr)
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{
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uint16_t value;
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if (test->isa_base == -1) {
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value = inw(addr);
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} else {
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value = readw(test->isa_base + addr);
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}
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return test->bswap ? bswap16(value) : value;
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}
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static uint32_t isa_inl(const TestCase *test, uint16_t addr)
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{
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uint32_t value;
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if (test->isa_base == -1) {
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value = inl(addr);
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} else {
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value = readl(test->isa_base + addr);
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}
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return test->bswap ? bswap32(value) : value;
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}
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static void isa_outb(const TestCase *test, uint16_t addr, uint8_t value)
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{
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if (test->isa_base == -1) {
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outb(addr, value);
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} else {
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writeb(test->isa_base + addr, value);
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}
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}
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static void isa_outw(const TestCase *test, uint16_t addr, uint16_t value)
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{
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value = test->bswap ? bswap16(value) : value;
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if (test->isa_base == -1) {
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outw(addr, value);
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} else {
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writew(test->isa_base + addr, value);
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}
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}
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static void isa_outl(const TestCase *test, uint16_t addr, uint32_t value)
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{
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value = test->bswap ? bswap32(value) : value;
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if (test->isa_base == -1) {
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outl(addr, value);
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} else {
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writel(test->isa_base + addr, value);
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}
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}
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static void test_endianness(gconstpointer data)
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{
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const TestCase *test = data;
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char *args;
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args = g_strdup_printf("-display none -M %s%s%s -device pc-testdev",
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test->machine,
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test->superio ? " -device " : "",
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test->superio ?: "");
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qtest_start(args);
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isa_outl(test, 0xe0, 0x87654321);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21);
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isa_outw(test, 0xe2, 0x8866);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664321);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x88);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21);
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isa_outw(test, 0xe0, 0x4422);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x88664422);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8866);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x88);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22);
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isa_outb(test, 0xe3, 0x87);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87664422);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8766);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x66);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22);
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isa_outb(test, 0xe2, 0x65);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654422);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4422);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x44);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22);
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isa_outb(test, 0xe1, 0x43);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654322);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4322);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x22);
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isa_outb(test, 0xe0, 0x21);
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g_assert_cmphex(isa_inl(test, 0xe0), ==, 0x87654321);
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g_assert_cmphex(isa_inw(test, 0xe2), ==, 0x8765);
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g_assert_cmphex(isa_inw(test, 0xe0), ==, 0x4321);
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g_assert_cmphex(isa_inb(test, 0xe3), ==, 0x87);
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g_assert_cmphex(isa_inb(test, 0xe2), ==, 0x65);
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g_assert_cmphex(isa_inb(test, 0xe1), ==, 0x43);
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g_assert_cmphex(isa_inb(test, 0xe0), ==, 0x21);
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qtest_quit(global_qtest);
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g_free(args);
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}
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int main(int argc, char **argv)
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{
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const char *arch = qtest_get_arch();
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int ret;
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int i;
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g_test_init(&argc, &argv, NULL);
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for (i = 0; test_cases[i].arch; i++) {
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gchar *path;
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if (strcmp(test_cases[i].arch, arch) != 0) {
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continue;
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}
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path = g_strdup_printf("/%s/endianness/%s",
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arch, test_cases[i].machine);
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g_test_add_data_func(path, &test_cases[i], test_endianness);
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}
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ret = g_test_run();
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return ret;
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}
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