summaryrefslogtreecommitdiffstats
path: root/tests
diff options
context:
space:
mode:
Diffstat (limited to 'tests')
-rw-r--r--tests/i440fx-test.c167
1 files changed, 150 insertions, 17 deletions
diff --git a/tests/i440fx-test.c b/tests/i440fx-test.c
index 65c786c..fa3e3d6 100644
--- a/tests/i440fx-test.c
+++ b/tests/i440fx-test.c
@@ -2,9 +2,11 @@
* qtest I440FX test case
*
* Copyright IBM, Corp. 2012-2013
+ * Copyright Red Hat, Inc. 2013
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
+ * Laszlo Ersek <lersek@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.
@@ -18,6 +20,11 @@
#include <glib.h>
#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+#include <sys/mman.h>
+#include <stdlib.h>
#define BROKEN 1
@@ -26,16 +33,32 @@
typedef struct TestData
{
int num_cpus;
- QPCIBus *bus;
} TestData;
+typedef struct FirmwareTestFixture {
+ /* decides whether we're testing -bios or -pflash */
+ bool is_bios;
+} FirmwareTestFixture;
+
+static QPCIBus *test_start_get_bus(const TestData *s)
+{
+ char *cmdline;
+
+ cmdline = g_strdup_printf("-smp %d", s->num_cpus);
+ qtest_start(cmdline);
+ g_free(cmdline);
+ return qpci_init_pc();
+}
+
static void test_i440fx_defaults(gconstpointer opaque)
{
const TestData *s = opaque;
+ QPCIBus *bus;
QPCIDevice *dev;
uint32_t value;
- dev = qpci_device_find(s->bus, QPCI_DEVFN(0, 0));
+ bus = test_start_get_bus(s);
+ dev = qpci_device_find(bus, QPCI_DEVFN(0, 0));
g_assert(dev != NULL);
/* 3.2.2 */
@@ -119,6 +142,8 @@ static void test_i440fx_defaults(gconstpointer opaque)
g_assert_cmpint(qpci_config_readb(dev, 0x91), ==, 0x00); /* ERRSTS */
/* 3.2.26 */
g_assert_cmpint(qpci_config_readb(dev, 0x93), ==, 0x00); /* TRC */
+
+ qtest_end();
}
#define PAM_RE 1
@@ -177,6 +202,7 @@ static void write_area(uint32_t start, uint32_t end, uint8_t value)
static void test_i440fx_pam(gconstpointer opaque)
{
const TestData *s = opaque;
+ QPCIBus *bus;
QPCIDevice *dev;
int i;
static struct {
@@ -199,7 +225,8 @@ static void test_i440fx_pam(gconstpointer opaque)
{ 0xEC000, 0xEFFFF }, /* BIOS Extension */
};
- dev = qpci_device_find(s->bus, QPCI_DEVFN(0, 0));
+ bus = test_start_get_bus(s);
+ dev = qpci_device_find(bus, QPCI_DEVFN(0, 0));
g_assert(dev != NULL);
for (i = 0; i < ARRAY_SIZE(pam_area); i++) {
@@ -252,34 +279,140 @@ static void test_i440fx_pam(gconstpointer opaque)
/* Verify the area is not our new mask */
g_assert(!verify_area(pam_area[i].start, pam_area[i].end, 0x82));
}
+ qtest_end();
+}
+
+#define BLOB_SIZE ((size_t)65536)
+#define ISA_BIOS_MAXSZ ((size_t)(128 * 1024))
+
+/* Create a blob file, and return its absolute pathname as a dynamically
+ * allocated string.
+ * The file is closed before the function returns.
+ * In case of error, NULL is returned. The function prints the error message.
+ */
+static char *create_blob_file(void)
+{
+ int ret, fd;
+ char *pathname;
+ GError *error = NULL;
+
+ ret = -1;
+ fd = g_file_open_tmp("blob_XXXXXX", &pathname, &error);
+ if (fd == -1) {
+ fprintf(stderr, "unable to create blob file: %s\n", error->message);
+ g_error_free(error);
+ } else {
+ if (ftruncate(fd, BLOB_SIZE) == -1) {
+ fprintf(stderr, "ftruncate(\"%s\", %zu): %s\n", pathname,
+ BLOB_SIZE, strerror(errno));
+ } else {
+ void *buf;
+
+ buf = mmap(NULL, BLOB_SIZE, PROT_WRITE, MAP_SHARED, fd, 0);
+ if (buf == MAP_FAILED) {
+ fprintf(stderr, "mmap(\"%s\", %zu): %s\n", pathname, BLOB_SIZE,
+ strerror(errno));
+ } else {
+ size_t i;
+
+ for (i = 0; i < BLOB_SIZE; ++i) {
+ ((uint8_t *)buf)[i] = i;
+ }
+ munmap(buf, BLOB_SIZE);
+ ret = 0;
+ }
+ }
+ close(fd);
+ if (ret == -1) {
+ unlink(pathname);
+ g_free(pathname);
+ }
+ }
+
+ return ret == -1 ? NULL : pathname;
+}
+
+static void test_i440fx_firmware(FirmwareTestFixture *fixture,
+ gconstpointer user_data)
+{
+ char *fw_pathname, *cmdline;
+ uint8_t *buf;
+ size_t i, isa_bios_size;
+
+ fw_pathname = create_blob_file();
+ g_assert(fw_pathname != NULL);
+
+ /* Better hope the user didn't put metacharacters in TMPDIR and co. */
+ cmdline = g_strdup_printf("-S %s %s",
+ fixture->is_bios ? "-bios" : "-pflash",
+ fw_pathname);
+ g_test_message("qemu cmdline: %s", cmdline);
+ qtest_start(cmdline);
+ g_free(cmdline);
+
+ /* Qemu has loaded the firmware (because qtest_start() only returns after
+ * the QMP handshake completes). We must unlink the firmware blob right
+ * here, because any assertion firing below would leak it in the
+ * filesystem. This is also the reason why we recreate the blob every time
+ * this function is invoked.
+ */
+ unlink(fw_pathname);
+ g_free(fw_pathname);
+
+ /* check below 4G */
+ buf = g_malloc0(BLOB_SIZE);
+ memread(0x100000000ULL - BLOB_SIZE, buf, BLOB_SIZE);
+ for (i = 0; i < BLOB_SIZE; ++i) {
+ g_assert_cmphex(buf[i], ==, (uint8_t)i);
+ }
+
+ /* check in ISA space too */
+ memset(buf, 0, BLOB_SIZE);
+ isa_bios_size = ISA_BIOS_MAXSZ < BLOB_SIZE ? ISA_BIOS_MAXSZ : BLOB_SIZE;
+ memread(0x100000 - isa_bios_size, buf, isa_bios_size);
+ for (i = 0; i < isa_bios_size; ++i) {
+ g_assert_cmphex(buf[i], ==,
+ (uint8_t)((BLOB_SIZE - isa_bios_size) + i));
+ }
+
+ g_free(buf);
+ qtest_end();
+}
+
+static void add_firmware_test(const char *testpath,
+ void (*setup_fixture)(FirmwareTestFixture *f,
+ gconstpointer test_data))
+{
+ g_test_add(testpath, FirmwareTestFixture, NULL, setup_fixture,
+ test_i440fx_firmware, NULL);
+}
+
+static void request_bios(FirmwareTestFixture *fixture,
+ gconstpointer user_data)
+{
+ fixture->is_bios = true;
+}
+
+static void request_pflash(FirmwareTestFixture *fixture,
+ gconstpointer user_data)
+{
+ fixture->is_bios = false;
}
int main(int argc, char **argv)
{
- QTestState *s;
TestData data;
- char *cmdline;
int ret;
g_test_init(&argc, &argv, NULL);
data.num_cpus = 1;
- cmdline = g_strdup_printf("-smp %d", data.num_cpus);
- s = qtest_start(cmdline);
- g_free(cmdline);
-
- data.bus = qpci_init_pc();
-
g_test_add_data_func("/i440fx/defaults", &data, test_i440fx_defaults);
g_test_add_data_func("/i440fx/pam", &data, test_i440fx_pam);
-
+ add_firmware_test("/i440fx/firmware/bios", request_bios);
+ add_firmware_test("/i440fx/firmware/pflash", request_pflash);
ret = g_test_run();
-
- if (s) {
- qtest_quit(s);
- }
-
return ret;
}
OpenPOWER on IntegriCloud