After guest start DSKCHG bit in DIR register should be set. If there is no media in drive, this bit should be set all the time.
Signed-off-by: Pavel Hrdina <[email protected]> --- tests/fdc-test.c | 29 ++++++++++++++++++++++++++--- 1 files changed, 26 insertions(+), 3 deletions(-) diff --git a/tests/fdc-test.c b/tests/fdc-test.c index 5b5dd74..e002c5c 100644 --- a/tests/fdc-test.c +++ b/tests/fdc-test.c @@ -108,6 +108,30 @@ static void send_step_pulse(void) cyl = (cyl + 1) % 4; } +static void test_no_media_on_start(void) +{ + uint8_t dir; + + /* Media changed bit must be set all time after start if there is + * no media in drive. */ + dir = inb(FLOPPY_BASE + reg_dir); + assert_bit_set(dir, DSKCHG); + dir = inb(FLOPPY_BASE + reg_dir); + assert_bit_set(dir, DSKCHG); + send_step_pulse(); + send_step_pulse(); + dir = inb(FLOPPY_BASE + reg_dir); + assert_bit_set(dir, DSKCHG); + dir = inb(FLOPPY_BASE + reg_dir); + assert_bit_set(dir, DSKCHG); + + /* Insert media for other tests. */ + qmp("{'execute':'change', 'arguments':{ 'device':'floppy0', " + "'target': '%s' }}", test_image); + qmp(""); /* ignore event (FIXME open -> open transition?!) */ + qmp(""); /* ignore event */ +} + static void test_media_change(void) { uint8_t dir; @@ -177,12 +201,11 @@ int main(int argc, char **argv) /* Run the tests */ g_test_init(&argc, &argv, NULL); - cmdline = g_strdup_printf("-vnc none " - "-drive file=%s,if=floppy,cache=writeback ", - test_image); + cmdline = g_strdup_printf("-vnc none "); qtest_start(cmdline); qtest_irq_intercept_in(global_qtest, "ioapic"); + qtest_add_func("/fdc/no_media_on_start", test_no_media_on_start); qtest_add_func("/fdc/media_change", test_media_change); ret = g_test_run(); -- 1.7.7.6
