diff options
Diffstat (limited to 'newlib/libc')
| -rw-r--r-- | newlib/libc/include/machine/types.h | 26 | ||||
| -rw-r--r-- | newlib/libc/sys/rtems/machine/limits.h | 6 | ||||
| -rw-r--r-- | newlib/libc/sys/rtems/machine/param.h | 92 | ||||
| -rw-r--r-- | newlib/libc/sys/rtems/sys/param.h | 231 | ||||
| -rw-r--r-- | newlib/libc/sys/rtems/sys/syslimits.h | 85 | ||||
| -rw-r--r-- | newlib/libc/sys/rtems/sys/utime.h | 32 |
6 files changed, 472 insertions, 0 deletions
diff --git a/newlib/libc/include/machine/types.h b/newlib/libc/include/machine/types.h index e1fa4c7..ccc8472 100644 --- a/newlib/libc/include/machine/types.h +++ b/newlib/libc/include/machine/types.h @@ -1,6 +1,32 @@ #ifndef _MACHTYPES_H_ #define _MACHTYPES_H_ +/* + * The following section is RTEMS specific and is needed to more + * closely match the types defined in the BSD machine/types.h. + * This is needed to let the RTEMS/BSD TCP/IP stack compile. + */ + +#if defined(__rtems__) +typedef long long int64_t; +#if defined( __h8300__) +typedef long int32_t; +#else +typedef int int32_t; +#endif +typedef short int16_t; +typedef char int8_t; + +typedef unsigned long long u_int64_t; +#if defined( __h8300__) +typedef unsigned long u_int32_t; +#else +typedef unsigned int u_int32_t; +#endif +typedef unsigned short u_int16_t; +typedef unsigned char u_int8_t; +#endif + #define _CLOCK_T_ unsigned long /* clock() */ #define _TIME_T_ long /* time() */ #define _CLOCKID_T_ unsigned long diff --git a/newlib/libc/sys/rtems/machine/limits.h b/newlib/libc/sys/rtems/machine/limits.h new file mode 100644 index 0000000..5a6ee03 --- /dev/null +++ b/newlib/libc/sys/rtems/machine/limits.h @@ -0,0 +1,6 @@ +/* + * $Id$ + */ + +/* intentionally empty file */ + diff --git a/newlib/libc/sys/rtems/machine/param.h b/newlib/libc/sys/rtems/machine/param.h new file mode 100644 index 0000000..4168f1f --- /dev/null +++ b/newlib/libc/sys/rtems/machine/param.h @@ -0,0 +1,92 @@ +/* + * $Id$ + */ + +#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_ */ diff --git a/newlib/libc/sys/rtems/sys/param.h b/newlib/libc/sys/rtems/sys/param.h new file mode 100644 index 0000000..21a9758 --- /dev/null +++ b/newlib/libc/sys/rtems/sys/param.h @@ -0,0 +1,231 @@ +/*- + * Copyright (c) 1982, 1986, 1989, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * 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. + * + * @(#)param.h 8.3 (Berkeley) 4/4/95 + * $Id$ + */ + +#ifndef _SYS_PARAM_H_ +#define _SYS_PARAM_H_ + +#include <unistd.h> + +#define BSD 199506 /* System version (year & month). */ +#define BSD4_3 1 +#define BSD4_4 1 + +#ifndef NULL +#define NULL 0 +#endif + +#ifndef LOCORE +#include <sys/types.h> +#endif + +/* + * Machine-independent constants (some used in following include files). + * Redefined constants are from POSIX 1003.1 limits file. + * + * MAXCOMLEN should be >= sizeof(ac_comm) (see <acct.h>) + * MAXLOGNAME should be >= UT_NAMESIZE (see <utmp.h>) + */ +#include <sys/syslimits.h> + +#define MAXCOMLEN 16 /* max command name remembered */ +#define MAXINTERP 32 /* max interpreter file name length */ +#define MAXLOGNAME 12 /* max login name length */ +#define MAXUPRC CHILD_MAX /* max simultaneous processes */ +#define NCARGS ARG_MAX /* max bytes for an exec function */ +#define NGROUPS NGROUPS_MAX /* max number groups */ +#define NOFILE OPEN_MAX /* max open files per process */ +#define NOGROUP 65535 /* marker for empty group set member */ +#define MAXHOSTNAMELEN 256 /* max hostname size */ + +/* More types and definitions used throughout the kernel. */ +#ifdef KERNEL +#include <sys/cdefs.h> +#include <sys/errno.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <sys/ucred.h> +#include <sys/uio.h> +#include <sys/rtprio.h> + +#ifndef FALSE +#define FALSE 0 +#endif +#ifndef TRUE +#define TRUE 1 +#endif +#endif + +/* Signals. */ +#include <sys/signal.h> + +/* Machine type dependent parameters. */ +#include <machine/param.h> +#include <machine/limits.h> + +/* + * Priorities. Note that with 32 run queues, differences less than 4 are + * insignificant. + */ +#define PSWP 0 +#define PVM 4 +#define PINOD 8 +#define PRIBIO 16 +#define PVFS 20 +#define PZERO 22 /* No longer magic, shouldn't be here. XXX */ +#define PSOCK 24 +#define PWAIT 32 +#define PLOCK 36 +#define PPAUSE 40 +#define PUSER 50 +#define MAXPRI 127 /* Priorities range from 0 through MAXPRI. */ + +#define PRIMASK 0x0ff +#define PCATCH 0x100 /* OR'd with pri for tsleep to check signals */ + +#define NZERO 0 /* default "nice" */ + +#define NBPW sizeof(int) /* number of bytes per word (integer) */ + +#define CMASK 022 /* default file mask: S_IWGRP|S_IWOTH */ +#define NODEV (dev_t)(-1) /* non-existent device */ + +/* + * Clustering of hardware pages on machines with ridiculously small + * page sizes is done here. The paging subsystem deals with units of + * CLSIZE pte's describing PAGE_SIZE (from machine/machparam.h) pages each. + */ +#if 0 +#define CLBYTES (CLSIZE*PAGE_SIZE) +#endif + +#define CBLOCK 128 /* Clist block size, must be a power of 2. */ +#define CBQSIZE (CBLOCK/NBBY) /* Quote bytes/cblock - can do better. */ + /* Data chars/clist. */ +#define CBSIZE (CBLOCK - sizeof(struct cblock *) - CBQSIZE) +#define CROUND (CBLOCK - 1) /* Clist rounding. */ + +/* + * File system parameters and macros. + * + * The file system is made out of blocks of at most MAXBSIZE units, with + * smaller units (fragments) only in the last direct block. MAXBSIZE + * primarily determines the size of buffers in the buffer pool. It may be + * made larger without any effect on existing file systems; however making + * it smaller make make some file systems unmountable. Also, MAXBSIZE + * must be less than MAXPHYS!!! DFLTBSIZE is the average amount of + * memory allocated by vfs_bio per nbuf. BKVASIZE is the average amount + * of kernel virtual space allocated per nbuf. BKVASIZE should be >= + * DFLTBSIZE. If it is significantly bigger than DFLTBSIZE, then + * kva fragmentation causes fewer performance problems. + */ +#define MAXBSIZE 65536 +#define BKVASIZE 8192 +#define DFLTBSIZE 4096 +#define MAXFRAG 8 + +/* + * MAXPATHLEN defines the longest permissible path length after expanding + * symbolic links. It is used to allocate a temporary buffer from the buffer + * pool in which to do the name expansion, hence should be a power of two, + * and must be less than or equal to MAXBSIZE. MAXSYMLINKS defines the + * maximum number of symbolic links that may be expanded in a path name. + * It should be set high enough to allow all legitimate uses, but halt + * infinite loops reasonably quickly. + */ +#if !defined(__rtems__) +#define MAXPATHLEN PATH_MAX +#endif +#define MAXSYMLINKS 32 + +/* Bit map related macros. */ +#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) +#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) +#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) +#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) + +/* Macros for counting and rounding. */ +#ifndef howmany +#define howmany(x, y) (((x)+((y)-1))/(y)) +#endif +#define rounddown(x, y) (((x)/(y))*(y)) +#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */ +#define roundup2(x, y) (((x)+((y)-1))&(~((y)-1))) /* if y is powers of two */ +#define powerof2(x) ((((x)-1)&(x))==0) + +/* Macros for min/max. */ +#ifndef KERNEL +#define MIN(a,b) (((a)<(b))?(a):(b)) +#define MAX(a,b) (((a)>(b))?(a):(b)) +#endif + +/* + * Constants for setting the parameters of the kernel memory allocator. + * + * 2 ** MINBUCKET is the smallest unit of memory that will be + * allocated. It must be at least large enough to hold a pointer. + * + * Units of memory less or equal to MAXALLOCSAVE will permanently + * allocate physical memory; requests for these size pieces of + * memory are quite fast. Allocations greater than MAXALLOCSAVE must + * always allocate and free physical memory; requests for these + * size allocations should be done infrequently as they will be slow. + * + * Constraints: PAGE_SIZE <= MAXALLOCSAVE <= 2 ** (MINBUCKET + 14), and + * MAXALLOCSIZE must be a power of two. + */ +#define MINBUCKET 4 /* 4 => min allocation of 16 bytes */ +#define MAXALLOCSAVE (2 * PAGE_SIZE) + +/* + * Scale factor for scaled integers used to count %cpu time and load avgs. + * + * The number of CPU `tick's that map to a unique `%age' can be expressed + * by the formula (1 / (2 ^ (FSHIFT - 11))). The maximum load average that + * can be calculated (assuming 32 bits) can be closely approximated using + * the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15). + * + * For the scheduler to maintain a 1:1 mapping of CPU `tick' to `%age', + * FSHIFT must be at least 11; this gives us a maximum load avg of ~1024. + */ +#define FSHIFT 11 /* bits to right of fixed binary point */ +#define FSCALE (1<<FSHIFT) + +#endif /* _SYS_PARAM_H_ */ diff --git a/newlib/libc/sys/rtems/sys/syslimits.h b/newlib/libc/sys/rtems/sys/syslimits.h new file mode 100644 index 0000000..283a024 --- /dev/null +++ b/newlib/libc/sys/rtems/sys/syslimits.h @@ -0,0 +1,85 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. 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 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. + * + * @(#)syslimits.h 8.1 (Berkeley) 6/2/93 + * $Id$ + */ + +#ifndef _SYS_SYSLIMITS_H_ +#define _SYS_SYSLIMITS_H_ + +#if !defined(__rtems__) +#define ARG_MAX 65536 /* max bytes for an exec function */ +#endif + +#if !defined(__rtems__) +#ifndef CHILD_MAX +#define CHILD_MAX 40 /* max simultaneous processes */ +#endif +#endif + +#if !defined(__rtems__) +#define LINK_MAX 32767 /* max file link count */ +#endif + +#define MAX_CANON 255 /* max bytes in term canon input line */ + +#define MAX_INPUT 255 /* max bytes in terminal input */ + +#if !defined(__rtems__) +#define NAME_MAX 255 /* max bytes in a file name */ +#endif + +#define NGROUPS_MAX 16 /* max supplemental group id's */ + +#if !defined(__rtems__) +#ifndef OPEN_MAX +#define OPEN_MAX 64 /* max open files per process */ +#endif +#endif + +#if !defined(__rtems__) +#define PATH_MAX 1024 /* max bytes in pathname */ +#endif + +#define PIPE_BUF 512 /* max bytes for atomic pipe writes */ + +#define BC_BASE_MAX 99 /* max ibase/obase values in bc(1) */ +#define BC_DIM_MAX 2048 /* max array elements in bc(1) */ +#define BC_SCALE_MAX 99 /* max scale value in bc(1) */ +#define BC_STRING_MAX 1000 /* max const string length in bc(1) */ +#define COLL_WEIGHTS_MAX 0 /* max weights for order keyword */ +#define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */ +#define LINE_MAX 2048 /* max bytes in an input line */ +#define RE_DUP_MAX 255 /* max RE's in interval notation */ + +#endif diff --git a/newlib/libc/sys/rtems/sys/utime.h b/newlib/libc/sys/rtems/sys/utime.h new file mode 100644 index 0000000..31d1c47 --- /dev/null +++ b/newlib/libc/sys/rtems/sys/utime.h @@ -0,0 +1,32 @@ +/* + * $Id$ + */ + +#ifndef __UTIME_h__ +#define __UTIME_h__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * POSIX 1003.1b 5.6.6 Set File Access and Modification Times + */ + +struct utimbuf { + time_t actime; /* Access time */ + time_t modtime; /* Modification time */ +}; + +/* Functions */ + +int utime( + const char *path, + const struct utimbuf *times +); + +#ifdef __cplusplus +}; +#endif + +#endif /* _SYS_UTIME_H */ |