--- Net2/arch/i386/include/param.h	2018/04/24 18:04:01	1.1
+++ Net2/arch/i386/include/param.h	2018/04/24 18:20:41	1.1.1.3
@@ -33,14 +33,16 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)param.h	5.8 (Berkeley) 6/28/91
+ *	from: @(#)param.h	5.8 (Berkeley) 6/28/91
+ *	param.h,v 1.7 1993/07/05 01:12:46 deraadt Exp
  */
 
 /*
  * Machine dependent constants for Intel 386.
  */
 
-#define MACHINE "i386"
+#define MACHINE		"i386"
+#define MID_MACHINE	MID_I386
 
 /*
  * Round p (pointer or byte index) up to a correctly-aligned value
@@ -82,10 +84,14 @@
  * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
  * of the hardware page size.
  */
+#ifndef	MSIZE
 #define	MSIZE		128		/* size of an mbuf */
-#define	MCLBYTES	1024
-#define	MCLSHIFT	10
-#define	MCLOFSET	(MCLBYTES - 1)
+#endif
+#ifndef	MCLSHIFT
+#define	MCLSHIFT	11		/* convert bytes to m_buf clusters */
+#endif
+#define	MCLBYTES	(1 << MCLSHIFT)	/* size of a m_buf cluster */
+#define	MCLOFSET	(MCLBYTES - 1)	/* offset within a m_buf cluster */
 #ifndef NMBCLUSTERS
 #ifdef GATEWAY
 #define	NMBCLUSTERS	512		/* map size, max cluster allocation */
@@ -98,7 +104,7 @@
  * Size of kernel malloc arena in CLBYTES-sized logical pages
  */ 
 #ifndef NKMEMCLUSTERS
-#define	NKMEMCLUSTERS	(2048*1024/CLBYTES)
+#define	NKMEMCLUSTERS	(3072*1024/CLBYTES)
 #endif
 /*
  * Some macros for units conversion
@@ -142,13 +148,3 @@
 #define i386_dtob(x)		((unsigned)(x) << PDRSHIFT)
 #define i386_btop(x)		((unsigned)(x) >> PGSHIFT)
 #define i386_ptob(x)		((unsigned)(x) << PGSHIFT)
-
-#ifdef KERNEL
-#ifndef LOCORE
-int	cpuspeed;
-#endif
-#define	DELAY(n)	{ register int N = cpuspeed * (n); while (--N > 0); }
-
-#else
-#define	DELAY(n)	{ register int N = (n); while (--N > 0); }
-#endif