From ce317e8deac6ce82063e3c2681254475822d45c9 Mon Sep 17 00:00:00 2001 From: Kevin Wolf Date: Wed, 9 Aug 2017 17:02:12 +0100 Subject: IDE: test flush on empty CDROM Signed-off-by: Kevin Wolf Signed-off-by: John Snow Reviewed-by: Eric Blake Signed-off-by: Stefan Hajnoczi Message-id: 20170809160212.29976-3-stefanha@redhat.com Signed-off-by: Stefan Hajnoczi --- tests/ide-test.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/tests/ide-test.c b/tests/ide-test.c index bfd79ddbdc..aa9de065fc 100644 --- a/tests/ide-test.c +++ b/tests/ide-test.c @@ -689,6 +689,24 @@ static void test_flush_nodev(void) ide_test_quit(); } +static void test_flush_empty_drive(void) +{ + QPCIDevice *dev; + QPCIBar bmdma_bar, ide_bar; + + ide_test_start("-device ide-cd,bus=ide.0"); + dev = get_pci_device(&bmdma_bar, &ide_bar); + + /* FLUSH CACHE command on device 0 */ + qpci_io_writeb(dev, ide_bar, reg_device, 0); + qpci_io_writeb(dev, ide_bar, reg_command, CMD_FLUSH_CACHE); + + /* Just testing that qemu doesn't crash... */ + + free_pci_device(dev); + ide_test_quit(); +} + static void test_pci_retry_flush(void) { test_retry_flush("pc"); @@ -954,6 +972,7 @@ int main(int argc, char **argv) qtest_add_func("/ide/flush", test_flush); qtest_add_func("/ide/flush/nodev", test_flush_nodev); + qtest_add_func("/ide/flush/empty_drive", test_flush_empty_drive); qtest_add_func("/ide/flush/retry_pci", test_pci_retry_flush); qtest_add_func("/ide/flush/retry_isa", test_isa_retry_flush); -- cgit v1.2.3