1 files changed, 60 insertions, 0 deletions
diff --git a/sys/dev/ata/atascsi.h b/sys/dev/ata/atascsi.h
new file mode 100644
index 00000000000..6f80cc4c547
--- /dev/null
+++ b/sys/dev/ata/atascsi.h
@@ -0,0 +1,60 @@
+/*	$OpenBSD: atascsi.h,v 1.1 2007/02/19 11:44:24 dlg Exp $ */
+
+/*
+ * Copyright (c) 2007 David Gwynne <dlg@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+struct atascsi;
+struct ata_xfer;
+
+struct atascsi_methods {
+	int			(*probe)(void *, int);
+	int			(*ata_cmd)(void *, struct ata_xfer *);
+};
+
+struct atascsi_attach_args {
+	void			*aaa_cookie;
+
+	struct atascsi_methods	*aaa_methods;
+	void			(*aaa_minphys)(struct buf *);
+	int			aaa_nports;
+	int			aaa_ncmds;
+};
+
+struct atascsi_port {
+	int			ap_type;
+#define ATABUS_PORT_T_NONE		0
+#define ATABUS_PORT_T_DISK		1
+#define ATABUS_PORT_T_ATAPI		2
+};
+
+struct ata_xfer {
+	int			port;
+
+	int			flags;
+#define ATA_F_POLL		(1<<0)
+#define ATA_F_NOSLEEP		(1<<1)
+
+	u_int8_t		*cmd;
+
+	u_int8_t		*data;
+	size_t			datalen;
+};
+
+struct atascsi	*atascsi_attach(struct device *, struct atascsi_attach_args *);
+int		atascsi_detach(struct atascsi *);
+
+int		atascsi_probe_dev(struct atascsi *, int);
+int		atascsi_detach_dev(struct atascsi *, int);