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[Qemu-block] [PATCH 2/2] IDE: test flush on empty CDROM
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-block] [PATCH 2/2] IDE: test flush on empty CDROM |
Date: |
Wed, 9 Aug 2017 17:02:12 +0100 |
From: Kevin Wolf <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
Signed-off-by: John Snow <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
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);
--
2.13.3