initial import of NetBSD tree

1 files changed, 77 insertions, 0 deletions

diff --git a/sys/arch/amiga/dev/zbusvar.h b/sys/arch/amiga/dev/zbusvar.h
new file mode 100644
index 00000000000..6c17a0e054e
--- /dev/null
+++ b/sys/arch/amiga/dev/zbusvar.h
@@ -0,0 +1,77 @@
+/*	$NetBSD: zbusvar.h,v 1.1 1994/12/28 09:26:09 chopps Exp $	*/
+
+/*
+ * Copyright (c) 1994 Christian E. Hopps
+ * 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.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Christian E. Hopps.
+ * 4. 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 ``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 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.
+ */
+#ifndef _ZBUSVAR_H_
+#define _ZBUSVAR_H_
+
+struct zbus_args {
+	void *pa;
+	void *va;
+	int size;
+	int slot;
+	int manid;
+	int prodid;
+	int serno;
+};
+vm_offset_t	ZTWOROMADDR;
+vm_offset_t	ZTWOMEMADDR;
+u_int		NZTWOMEMPG;
+vm_offset_t	ZBUSADDR;	/* kva of Zorro bus I/O pages */
+u_int		ZBUSAVAIL;	/* bytes of Zorro bus I/O space left */
+#define ZTWOROMBASE	(0x00D80000)
+#define ZTWOROMTOP	(0x00F80000)
+#define NZTWOROMPG	btoc(ZTWOROMTOP-ZTWOROMBASE)
+
+/* 
+ * maps a ztwo and/or A3000 builtin address into the mapped kva address
+ */
+#define ztwomap(pa) \
+    ((volatile void *)((u_int)ZTWOROMADDR - ZTWOROMBASE + (u_int)(pa)))
+#define ztwopa(va) ((caddr_t)(ZTWOROMBASE + (u_int)(va) - (u_int)ZTWOROMADDR))
+
+/*
+ * tests whether the address lies in our zorro2 rom space
+ */
+#define isztwokva(kva) \
+    ((u_int)(kva) >= ZTWOROMADDR && \
+    (u_int)(kva) < \
+    (ZTWOROMADDR + ZTWOROMTOP - ZTWOROMBASE))
+#define isztwopa(pa) ((u_int)(pa) >= ZTWOROMBASE && (u_int)(pa) <= ZTWOROMTOP)
+#define isztwomem(kva) \
+    (ZTWOMEMADDR && (u_int)(kva) >= ZTWOMEMADDR && \
+    (u_int)(kva) < (ZTWOMEMADDR + NZTWOMEMPG * NBPG))
+
+#define ZTHREEBASE	(0x40000000)
+#define ZTHREETOP	((u_long)0x80000000)
+#define NZTHREEPG	btoc(ZTHREETOP - ZTHREEBASE)
+
+#define iszthreepa(pa) ((u_int)(pa) >= ZTHREEBASE && (u_int)(pa) <= ZTHREETOP)
+#endif /* _ZBUS_H_ */