Reduce kernel size.
Tested on SL-C1000. Fix PR/44898.
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nonaka
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9d698592f1
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28846998b3
@ -1,10 +1,10 @@
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# $NetBSD: Makefile,v 1.11 2010/02/11 09:06:51 roy Exp $
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# $NetBSD: Makefile,v 1.12 2011/05/05 09:07:59 nonaka Exp $
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.include <bsd.own.mk>
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.include "${NETBSDSRCDIR}/distrib/common/Makefile.distrib"
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IMAGE= ramdisk.fs
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IMAGESIZE= 2560k
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IMAGESIZE= 2144k
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MAKEFS_FLAGS= -f 14
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WARNS= 1
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@ -1,4 +1,4 @@
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# $NetBSD: list,v 1.14 2011/01/14 10:26:37 tsutsui Exp $
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# $NetBSD: list,v 1.15 2011/05/05 09:07:59 nonaka Exp $
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# usr.bin/less has to be first, otherwise the ramdisk.mk generation fails
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SRCDIRS usr.bin/less bin sbin usr.bin usr.sbin gnu/usr.bin
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@ -31,9 +31,7 @@ PROG sbin/ifconfig
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PROG sbin/init
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PROG sbin/mknod
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PROG sbin/mount
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PROG sbin/mount_cd9660
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PROG sbin/mount_ffs
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PROG sbin/mount_filecore
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PROG sbin/mount_kernfs
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PROG sbin/mount_msdos
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PROG sbin/mount_nfs
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@ -1,4 +1,4 @@
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# $NetBSD: GENERIC,v 1.34 2011/03/06 17:08:33 bouyer Exp $
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# $NetBSD: GENERIC,v 1.35 2011/05/05 09:07:59 nonaka Exp $
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#
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# GENERIC machine description file
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#
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@ -50,7 +50,7 @@ options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT
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# File systems
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file-system FFS # UFS
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#file-system EXT2FS # second extended file system (linux)
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file-system LFS # log-structured file system
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#file-system LFS # log-structured file system
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file-system MFS # memory file system
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file-system NFS # Network File System client
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#file-system NTFS # Windows/NT file system (experimental)
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@ -103,6 +103,13 @@ options COMPAT_43 # and 4.3BSD
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options COMPAT_OSSAUDIO # OSS (Voxware) audio driver compatibility
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options COMPAT_BSDPTY # /dev/[pt]ty?? ptys.
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# Wedge support
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options DKWEDGE_AUTODISCOVER # Automatically add dk(4) instances
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#options DKWEDGE_METHOD_GPT # Supports GPT partitions as wedges
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# The following two options can break /etc/fstab, so handle with care
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#options DKWEDGE_METHOD_BSDLABEL # Support disklabel entries as wedges
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#options DKWEDGE_METHOD_MBR # Support MBR partitions as wedges
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# Shared memory options
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options SYSVMSG # System V-like message queues
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@ -1,15 +1,50 @@
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# $NetBSD: INSTALL,v 1.6 2009/12/21 11:20:07 nonaka Exp $
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# $NetBSD: INSTALL,v 1.7 2011/05/05 09:07:59 nonaka Exp $
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#
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# INSTALL config file (GENERIC with memory disk root)
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#
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include "arch/zaurus/conf/GENERIC"
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#no options KLOADER
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# Enable the hooks used for initializing the root memory-disk.
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options MEMORY_DISK_HOOKS
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options MEMORY_DISK_IS_ROOT # force root on memory disk
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options MEMORY_DISK_SERVER=0 # no userspace memory disk support
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options MEMORY_DISK_ROOT_SIZE=5120 # size of memory disk, in blocks
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options MEMORY_DISK_ROOT_SIZE=4288 # size of memory disk, in blocks
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options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode
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# for reduce kernel size.
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# kernei size must be less than 5MB.
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# - see src/sys/arch/zaurus/stand/zbsdmod/zbsdmod.c:bsdimage[]
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makeoptions COPTS="-Os"
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no options INSECURE
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no file-system NULLFS
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no file-system PROCFS
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no file-system PTYFS
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no file-system TMPFS
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no options COMPAT_OSSAUDIO
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no options SYSVMSG
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no options SYSVSEM
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no options SYSVSHM
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no options P1003_1B_SEMAPHORE
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options PIPE_SOCKETPAIR
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no options WSDISPLAY_COMPAT_PCVT
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no options WSDISPLAY_COMPAT_USL
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no options WSDISPLAY_COMPAT_RAWKBD
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no options DIAGNOSTIC
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no options DDB
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no options DDB_HISTORY_SIZE
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no options SYMTAB_SPACE
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no pseudo-device vnd
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no options VND_COMPRESSION
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no pseudo-device accf_data
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no pseudo-device accf_http
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no pseudo-device ksyms
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@ -1,4 +1,4 @@
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# $NetBSD: Makefile.zaurus.inc,v 1.2 2006/12/17 16:07:11 peter Exp $
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# $NetBSD: Makefile.zaurus.inc,v 1.3 2011/05/05 09:07:59 nonaka Exp $
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MACHINE_ARCH= arm
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CPPFLAGS+= -D${MACHINE}
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@ -9,3 +9,14 @@ SYSTEM_FIRST_SFILE= ${THISARM}/zaurus/zaurus_start.S
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LINKFLAGS= -T ${THISARM}/conf/ldscript
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EXTRA_CLEAN+= netbsd.map assym.d
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SYSTEM_LD_TAIL_EXTRA+=; \
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echo "Checking kernel size..."; \
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size=`wc -c "$@" | ${TOOL_AWK} '{ print $$1 }'`; \
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maxsize=5242880; \
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if [ $$size -gt $$maxsize ]; \
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then \
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echo "Fatal: kernel size must be less than 5MB."; \
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echo "Fatal: kernel size: $$size, max kernel size: $$maxsize"; \
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false; \
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fi
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@ -1,4 +1,4 @@
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/* $NetBSD: zbsdmod.c,v 1.5 2010/12/26 09:03:56 nonaka Exp $ */
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/* $NetBSD: zbsdmod.c,v 1.6 2011/05/05 09:07:59 nonaka Exp $ */
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/* $OpenBSD: zbsdmod.c,v 1.7 2005/05/02 02:45:29 uwe Exp $ */
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/*
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@ -74,8 +74,8 @@ static Elf_Shdr *shp;
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static Elf_Off off;
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static int havesyms;
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/* The maximum size of a kernel image is restricted to 10MB. */
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static u_int bsdimage[10485760/sizeof(u_int)]; /* XXX use kmalloc() */
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/* The maximum size of a kernel image is restricted to 5MB. */
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static u_int bsdimage[5242880/sizeof(u_int)]; /* XXX use kmalloc() */
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static char bootargs[BOOTARGS_BUFSIZ];
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/*
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