diff options
Diffstat (limited to 'sys/arch/mvme88k/include/param.h')
| -rw-r--r-- | sys/arch/mvme88k/include/param.h | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/sys/arch/mvme88k/include/param.h b/sys/arch/mvme88k/include/param.h deleted file mode 100644 index c246503d7f8..00000000000 --- a/sys/arch/mvme88k/include/param.h +++ /dev/null @@ -1,224 +0,0 @@ -/* $OpenBSD: param.h,v 1.3 1997/02/28 22:57:38 niklas Exp $ */ - -/* - * Copyright (c) 1988 University of Utah. - * Copyright (c) 1982, 1986, 1990 The Regents of the University of California. - * All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Systems Programming Group of the University of Utah Computer - * Science Department. - * - * 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 the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. - * - * from: Utah $Hdr: machparam.h 1.11 89/08/14$ - */ -#ifndef _MACHINE_PARAM_H_ -#define _MACHINE_PARAM_H_ - -/* - * Machine dependent constants for mvme88k - */ -#define MACHINE "mvme88k" -#define _MACHINE mvme88k -#define MACHINE_ARCH "m88k" -#define _MACHINE_ARCH m88k -#define MID_MACHINE MID_M88K - -/* - * Round p (pointer or byte index) up to a correctly-aligned value - * for all data types (int, long, ...). The result is u_int and - * must be cast to any desired pointer type. - */ -#define ALIGNBYTES (sizeof(int) - 1) -#define ALIGN(p) (((u_int)(p) + (sizeof(int) - 1)) &~ (sizeof(int) - 1)) - -#ifndef NBPG -#define NBPG 4096 /* bytes/page */ -#endif /* NBPG */ -#define PGOFSET (NBPG-1) /* byte offset into page */ -#define PGSHIFT 12 /* LOG2(NBPG) */ -#define NPTEPG (NBPG/(sizeof(u_int))) - -#define NBSEG (1<<22) /* bytes/segment */ -#define SEGOFSET (NBSEG-1) /* byte offset into segment */ -#define SEGSHIFT 22 /* LOG2(NBSEG) */ - -/* - * 187 Bug uses the bottom 64k. We allocate ptes to map this into the - * kernel. But when we link the kernel, we tell it to start linking - * past this 64k. How does this change KERNBASE? XXX - */ - -#define KERNBASE 0x0 /* start of kernel virtual */ -#define BTOPKERNBASE ((u_long)KERNBASE >> PGSHIFT) - -#define DEV_BSIZE 512 -#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */ -#define BLKDEV_IOSIZE 2048 /* Should this be changed? XXX */ -#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */ - -#define CLSIZE 1 -#define CLSIZELOG2 0 - -/* NOTE: SSIZE, SINCR and UPAGES must be multiples of CLSIZE */ -#define SSIZE 1 /* initial stack size/NBPG */ -#define SINCR 1 /* increment of stack/NBPG */ -#define USPACE ctob(UPAGES) - -#define UPAGES 3 /* pages of u-area */ -#define UADDR 0xFFEE0000 /* address of u */ -#define UVPN (UADDR>>PGSHIFT)/* virtual page number of u */ -#define KERNELSTACK (UADDR+UPAGES*NBPG) /* top of kernel stack */ - -/* - * 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. - */ -#define MSIZE 128 /* size of an mbuf */ -#define MCLSHIFT 11 -#define MCLBYTES (1 << MCLSHIFT) -#define MCLOFSET (MCLBYTES - 1) -#ifndef NMBCLUSTERS -#ifdef GATEWAY -#define NMBCLUSTERS 512 /* map size, max cluster allocation */ -#else -#define NMBCLUSTERS 256 /* map size, max cluster allocation */ -#endif -#endif - -/* - * Size of kernel malloc arena in CLBYTES-sized logical pages - */ -#ifndef NKMEMCLUSTERS -#define NKMEMCLUSTERS (3072*1024/CLBYTES) -#endif - -#define MAXPARTITIONS 16 - -/* pages ("clicks") to disk blocks */ -#define ctod(x) ((x)<<(PGSHIFT-DEV_BSHIFT)) -#define dtoc(x) ((x)>>(PGSHIFT-DEV_BSHIFT)) -#define dtob(x) ((x)<<DEV_BSHIFT) - -/* pages to bytes */ -#define ctob(x) ((x)<<PGSHIFT) - -/* bytes to pages */ -#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT) - -#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \ - ((unsigned)(bytes) >> DEV_BSHIFT) -#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \ - ((unsigned)(db) << DEV_BSHIFT) - -/* - * Map a ``block device block'' to a file system block. - * This should be device dependent, and should use the bsize - * field from the disk label. - * For now though just use DEV_BSIZE. - */ -#define bdbtofsb(bn) ((bn) / (BLKDEV_IOSIZE/DEV_BSIZE)) -#include <machine/psl.h> - -#ifdef JUNK -/* - * Mach derived conversion macros - */ -#define m88k_round_seg(x) ((((unsigned)(x)) + NBSEG - 1) & ~(NBSEG-1)) -#define m88k_trunc_seg(x) ((unsigned)(x) & ~(NBSEG-1)) -#define m88k_round_page(x) ((((unsigned)(x)) + NBPG - 1) & ~(NBPG-1)) -#define m88k_trunc_page(x) ((unsigned)(x) & ~(NBPG-1)) -#define m88k_btos(x) ((unsigned)(x) >> SEGSHIFT) -#define m88k_stob(x) ((unsigned)(x) << SEGSHIFT) -#define m88k_btop(x) ((unsigned)(x) >> PGSHIFT) -#define m88k_ptob(x) ((unsigned)(x) << PGSHIFT) - -/* - * spl functions; all but spl0 are done in-line - */ -#include <machine/psl.h> - -#define _debug_spl(s) \ -({ \ - register int _spl_r; \ -\ - asm __volatile ("clrl %0; movew sr,%0; movew %1,sr" : \ - "&=d" (_spl_r) : "di" (s)); \ - if ((_spl_r&PSL_IPL) > (s&PSL_IPL)) \ - printf ("%s:%d:spl(%d) ==> spl(%d)!!\n",__FILE__,__LINE__, \ - ((PSL_IPL&_spl_r)>>8), ((PSL_IPL&s)>>8)); \ - _spl_r; \ -}) - -#define _spl_no_check(s) \ -({ \ - register int _spl_r; \ -\ - asm __volatile ("clrl %0; movew sr,%0; movew %1,sr" : \ - "&=d" (_spl_r) : "di" (s)); \ - _spl_r; \ -}) -#if defined (DEBUG) -#define _spl _debug_spl -#else -#define _spl _spl_no_check -#endif - -/* spl0 requires checking for software interrupts */ -#define spl1() _spl(PSL_S|PSL_IPL1) -#define spl2() _spl(PSL_S|PSL_IPL2) -#define spl3() _spl(PSL_S|PSL_IPL3) -#define spl4() _spl(PSL_S|PSL_IPL4) -#define spl5() _spl(PSL_S|PSL_IPL5) -#define spl6() _spl(PSL_S|PSL_IPL6) -#define spl7() _spl(PSL_S|PSL_IPL7) - - -#define splnone() spl0() -#define splsoftclock() spl1() -#define splnet() spl1() -#define splbio() spl3() -#define splimp() spl3() -#define spltty() spl4() -#define splclock() spl6() -#define splstatclock() spl6() -#define splvm() spl6() -#define splhigh() spl7() -#define splsched() spl7() -#endif /* JUNK */ - -#ifdef _KERNEL -#define DELAY(x) delay(x) -#endif - -#endif /* !_MACHINE_PARAM_H_ */ |