From 28a4b1dc17bdde8645d86661d5f969f374de3fd5 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Mon, 4 Aug 1997 21:39:07 +0000
Subject: moved from main include directory

---
 c/src/lib/include/motorola/mc68230.h | 71 ++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 c/src/lib/include/motorola/mc68230.h

(limited to 'c/src/lib/include/motorola/mc68230.h')

diff --git a/c/src/lib/include/motorola/mc68230.h b/c/src/lib/include/motorola/mc68230.h
new file mode 100644
index 0000000000..cafcd318be
--- /dev/null
+++ b/c/src/lib/include/motorola/mc68230.h
@@ -0,0 +1,71 @@
+/*
+ * mc68230.h -- Low level support code for the Motorola 68230 Parallel
+ *              Interface/Timer (PIT)
+ *
+ * Modified by Doug McBride, Colorado Space Grant College
+ *
+ * Format taken partly from RTEMS code and mostly from Motorola IDP user's
+ * manual.  RTEMS copyright information below.
+ *
+ *  COPYRIGHT (c) 1989-1997.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may in
+ *  the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#ifndef __MC68230_H__
+#define __MC68230_H__
+
+/* Some Motorola IDP User manual defines: */
+#define PIT_ADDR	0x00c01003		/* base address of the PIT */
+#define REGOFF	0x04				/* Difference between addresses */
+#define VECT	64
+#define H1VECT	0x00
+#define H2VECT	0x01
+#define H3VECT	0x02
+#define H4VECT	0x03
+
+/*
+ * mc68230 register offsets
+ */
+#define PGCR	0x00
+#define PSRR	1*REGOFF
+#define PADDR	2*REGOFF
+#define PBDDR	3*REGOFF
+#define PCDDR	4*REGOFF
+#define PIVR	5*REGOFF
+#define PACR	6*REGOFF
+#define PBCR	7*REGOFF
+#define PADR	8*REGOFF
+#define PBDR	9*REGOFF
+#define PAAR	10*REGOFF
+#define PBAR	11*REGOFF
+#define PCDR	12*REGOFF
+#define PITSR	13*REGOFF
+#define TCR		16*REGOFF
+#define TIVR	17*REGOFF
+#define CPRH	19*REGOFF
+#define CPRM	20*REGOFF
+#define CPRL	21*REGOFF
+#define CNTRH	23*REGOFF
+#define CNTRM	24*REGOFF
+#define CNTRL	25*REGOFF
+#define TSR		26*REGOFF
+
+/* Some RTEMS style defines: */
+#ifndef VOL8
+#define VOL8( ptr )   ((volatile rtems_unsigned8 *)(ptr))
+#endif
+
+#define MC68230_WRITE( reg, data ) \
+   *(VOL8(PIT_ADDR+reg)) = (data)
+
+#define MC68230_READ( reg, data ) \
+   (data) = *(VOL8(PIT_ADDR+reg))
+
+#endif
-- 
cgit v1.2.3