static QGuestAllocator *guest_malloc;
static char tmp_path[] = "/tmp/qtest.XXXXXX";
+static char debug_path[] = "/tmp/qtest-blkdebug.XXXXXX";
static void ide_test_start(const char *cmdline_fmt, ...)
{
ide_test_quit();
}
+static void prepare_blkdebug_script(const char *debug_fn, const char *event)
+{
+ FILE *debug_file = fopen(debug_fn, "w");
+ int ret;
+
+ fprintf(debug_file, "[inject-error]\n");
+ fprintf(debug_file, "event = \"%s\"\n", event);
+ fprintf(debug_file, "errno = \"5\"\n");
+ fprintf(debug_file, "state = \"1\"\n");
+ fprintf(debug_file, "immediately = \"off\"\n");
+ fprintf(debug_file, "once = \"on\"\n");
+
+ fprintf(debug_file, "[set-state]\n");
+ fprintf(debug_file, "event = \"%s\"\n", event);
+ fprintf(debug_file, "new_state = \"2\"\n");
+ fflush(debug_file);
+ g_assert(!ferror(debug_file));
+
+ ret = fclose(debug_file);
+ g_assert(ret == 0);
+}
+
+static void test_retry_flush(void)
+{
+ uint8_t data;
+ const char *s;
+ QDict *response;
+
+ prepare_blkdebug_script(debug_path, "flush_to_disk");
+
+ ide_test_start(
+ "-vnc none "
+ "-drive file=blkdebug:%s:%s,if=ide,cache=writeback,rerror=stop,werror=stop",
+ debug_path, tmp_path);
+
+ /* FLUSH CACHE command on device 0*/
+ outb(IDE_BASE + reg_device, 0);
+ outb(IDE_BASE + reg_command, CMD_FLUSH_CACHE);
+
+ /* Check status while request is in flight*/
+ data = inb(IDE_BASE + reg_status);
+ assert_bit_set(data, BSY | DRDY);
+ assert_bit_clear(data, DF | ERR | DRQ);
+
+ for (;; response = NULL) {
+ response = qmp_receive();
+ if ((qdict_haskey(response, "event")) &&
+ (strcmp(qdict_get_str(response, "event"), "STOP") == 0)) {
+ QDECREF(response);
+ break;
+ }
+ QDECREF(response);
+ }
+
+ /* Complete the command */
+ s = "{'execute':'cont' }";
+ qmp_discard_response(s);
+
+ /* Check registers */
+ data = inb(IDE_BASE + reg_device);
+ g_assert_cmpint(data & DEV, ==, 0);
+
+ do {
+ data = inb(IDE_BASE + reg_status);
+ } while (data & BSY);
+
+ assert_bit_set(data, DRDY);
+ assert_bit_clear(data, BSY | DF | ERR | DRQ);
+
+ ide_test_quit();
+}
+
int main(int argc, char **argv)
{
const char *arch = qtest_get_arch();
return 0;
}
+ /* Create temporary blkdebug instructions */
+ fd = mkstemp(debug_path);
+ g_assert(fd >= 0);
+ close(fd);
+
/* Create a temporary raw image */
fd = mkstemp(tmp_path);
g_assert(fd >= 0);
qtest_add_func("/ide/flush", test_flush);
+ qtest_add_func("/ide/retry/flush", test_retry_flush);
+
ret = g_test_run();
/* Cleanup */
unlink(tmp_path);
+ unlink(debug_path);
return ret;
}