summaryrefslogtreecommitdiffstats
path: root/c/src/exec/libnetworking/machine/param.h
diff options
context:
space:
mode:
Diffstat (limited to 'c/src/exec/libnetworking/machine/param.h')
-rw-r--r--c/src/exec/libnetworking/machine/param.h92
1 files changed, 0 insertions, 92 deletions
diff --git a/c/src/exec/libnetworking/machine/param.h b/c/src/exec/libnetworking/machine/param.h
deleted file mode 100644
index 4168f1f6cf..0000000000
--- a/c/src/exec/libnetworking/machine/param.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * $Id$
- */
-
-#ifndef _MACHINE_PARAM_H_
-#define _MACHINE_PARAM_H_
-
-/*
- * These aren't really machine-dependent for RTEMS.....
- */
-
-/*
-#define MACHINE "i386"
-#define MID_MACHINE MID_I386
-*/
-
-/*
- * Round p (pointer or byte index) up to a correctly-aligned value
- * for all data types (int, long, ...). The result is unsigned int
- * and must be cast to any desired pointer type.
- */
-#define ALIGNBYTES (sizeof(int) - 1)
-#define ALIGN(p) (((unsigned)(p) + ALIGNBYTES) & ~ALIGNBYTES)
-
-#define PAGE_SHIFT 12 /* LOG2(PAGE_SIZE) */
-#define PAGE_SIZE (1<<PAGE_SHIFT) /* bytes/page */
-#define PAGE_MASK (PAGE_SIZE-1)
-#define NPTEPG (PAGE_SIZE/(sizeof (pt_entry_t)))
-
-#define NPDEPG (PAGE_SIZE/(sizeof (pd_entry_t)))
-#define PDRSHIFT 22 /* LOG2(NBPDR) */
-#define NBPDR (1<<PDRSHIFT) /* bytes/page dir */
-
-#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
-#define DEV_BSIZE (1<<DEV_BSHIFT)
-
-#define BLKDEV_IOSIZE 2048
-#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */
-
-#define UPAGES 2 /* pages of u-area */
-
-/*
- * Constants related to network buffer management.
- * MCLBYTES must be no larger than CLBYTES (the software page size), and,
- * on machines that exchange pages of input or output buffers with mbuf
- * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
- * of the hardware page size.
- */
-#ifndef MSIZE
-#define MSIZE 128 /* size of an mbuf */
-#endif /* MSIZE */
-
-#ifndef MCLSHIFT
-#define MCLSHIFT 11 /* convert bytes to m_buf clusters */
-#endif /* MCLSHIFT */
-#define MCLBYTES (1 << MCLSHIFT) /* size of an m_buf cluster */
-#define MCLOFSET (MCLBYTES - 1) /* offset within an m_buf cluster */
-
-/*
- * Some macros for units conversion
- */
-
-/* clicks to bytes */
-#define ctob(x) ((x)<<PAGE_SHIFT)
-
-/* bytes to clicks */
-#define btoc(x) (((unsigned)(x)+PAGE_MASK)>>PAGE_SHIFT)
-
-/*
- * btodb() is messy and perhaps slow because `bytes' may be an off_t. We
- * want to shift an unsigned type to avoid sign extension and we don't
- * want to widen `bytes' unnecessarily. Assume that the result fits in
- * a daddr_t.
- */
-#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
- (sizeof (bytes) > sizeof(long) \
- ? (daddr_t)((unsigned long long)(bytes) >> DEV_BSHIFT) \
- : (daddr_t)((unsigned long)(bytes) >> DEV_BSHIFT))
-
-#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
- ((off_t)(db) << DEV_BSHIFT)
-
-/*
- * Mach derived conversion macros
- */
-#define trunc_page(x) ((unsigned)(x) & ~PAGE_MASK)
-#define round_page(x) ((((unsigned)(x)) + PAGE_MASK) & ~PAGE_MASK)
-
-#define atop(x) ((unsigned)(x) >> PAGE_SHIFT)
-#define ptoa(x) ((unsigned)(x) << PAGE_SHIFT)
-
-#endif /* !_MACHINE_PARAM_H_ */