CAM Transport Layer (XPT).

Submitted by:	The CAM Team

1 files changed, 51 insertions, 0 deletions

diff --git a/sys/cam/cam_xpt_periph.h b/sys/cam/cam_xpt_periph.h
new file mode 100644
index 0000000..ee64e21
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+++ b/sys/cam/cam_xpt_periph.h
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+ /*
+ * Data structures and definitions for dealing with the 
+ * Common Access Method Transport (xpt) layer from peripheral
+ * drivers.
+ *
+ * Copyright (c) 1997 Justin T. Gibbs.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification, immediately at the beginning of the file.
+ * 2. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *      $Id$
+ */
+
+#ifndef _CAM_CAM_XPT_PERIPH_H
+#define _CAM_CAM_XPT_PERIPH_H 1
+
+#include <cam/cam_xpt.h>
+
+/* Functions accessed by the peripheral drivers */
+#ifdef KERNEL
+void		xpt_polled_action(union ccb *ccb);
+union ccb	*xpt_alloc_ccb(void);
+void		xpt_free_ccb(union ccb *free_ccb);
+void		xpt_release_ccb(union ccb *released_ccb);
+void		xpt_schedule(struct cam_periph *perph, u_int32_t new_priority);
+int32_t		xpt_add_periph(struct cam_periph *periph);
+void		xpt_remove_periph(struct cam_periph *periph);
+void		xpt_announce_periph(struct cam_periph *periph,
+				    char *announce_string);
+#endif /* KERNEL */
+
+#endif /* _CAM_CAM_XPT_PERIPH_H */