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IDE: test flush on empty CDROM

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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20170809160212.29976-3-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Kevin Wolf 2017-08-09 17:02:12 +01:00 committed by Stefan Hajnoczi
parent 4da97120d5
commit ce317e8dea
1 changed files with 19 additions and 0 deletions
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19
tests/ide-test.c
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@ -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);