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Diffstat (limited to 'extra/Configs/Config.sh')
| -rw-r--r-- | extra/Configs/Config.sh | 313 |
1 files changed, 97 insertions, 216 deletions
diff --git a/extra/Configs/Config.sh b/extra/Configs/Config.sh index 87ad02c30..fcca7de5b 100644 --- a/extra/Configs/Config.sh +++ b/extra/Configs/Config.sh @@ -1,219 +1,100 @@ -# Library Configuration rules for uClibc # -# This file contains rules which are shared between multiple Makefiles. All -# normal configuration options live in the file named "Config". You probably -# should not mess with this file unless you know what you are doing... -# -# Copyright (C) 2000 by Lineo, inc. -# Copyright (C) 2001 by Hewlett-Packard Australia +# For a description of the syntax of this configuration file, +# see Documentation/kbuild/config-language.txt. # -# This program is free software; you can redistribute it and/or modify it under -# the terms of the GNU Library General Public License as published by the Free -# Software Foundation; either version 2 of the License, or (at your option) any -# later version. -# -# This program is distributed in the hope that it will be useful, but WITHOUT -# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -# FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more -# details. -# -# You should have received a copy of the GNU Library General Public License -# along with this program; if not, write to the Free Software Foundation, Inc., -# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -# -# Derived in part from the Linux-8086 C library, the GNU C Library, and several -# other sundry sources. Files within this library are copyright by their -# respective copyright holders. - -NATIVE_CC = gcc - -# If you are running a cross compiler, you may want to set this -# to something more interesting... Target architecture is determined -# by asking this compiler what arch it compiles stuff for. -CROSS = /usr/cygnus/yapp-001013/H-i686-pc-linux-gnulibc2.1/bin/sh-linux-gnu- -CC = $(CROSS)gcc -AR = $(CROSS)ar -LD = $(CROSS)ld -NM = $(CROSS)nm -STRIPTOOL = $(CROSS)strip -#STRIPTOOL = /bin/true - -# Set the following to `true' to make a debuggable build, and `false' for -# production builds. -DODEBUG = false - -# Compiler warnings you want to see -WARNINGS=-Wall - -# Note that the kernel source you use to compile with should be the same as the -# Linux kernel you run your apps on. uClibc doesn't even try to achieve binary -# compatibility across kernel versions. So don't expect, for example, uClibc -# compiled with Linux kernel 2.0.x to implement lchown properly, since 2.0.x -# can't do that. Similarly, if you compile uClibc vs Linux 2.4.x kernel headers, -# but then run on Linux 2.0.x, lchown will be compiled into uClibc, but won't -# work at all. You have been warned. -KERNEL_SOURCE=../../../linux -# -# ARCH_CFLAGS if your have something special to add to the CFLAGS -# -ARCH_CFLAGS = -DNO_UNDERSCORES - -ifeq ($(strip $(TARGET_ARCH)),sh) -ifeq ($(strip $(TARGET_PROC)),SH2_BIG_THAMIS) -ARCH_CFLAGS += -DHIOS -mb -m2 -specs=/usr/cygnus/yapp-001013/H-i686-pc-linux-gnulibc2.1/lib/gcc-lib/sh-linux-gnu/2.96-yapp-001013/specs_sh2 -HAS_MMU = false -endif -ifeq ($(strip $(TARGET_PROC)),SH3_BIG_UCLINUX) -ARCH_CFLAGS += -mb -HAS_MMU = false -endif -ifeq ($(strip $(TARGET_PROC)),SH3_LITTLE_UCLINUX) -ARCH_CFLAGS += -ml -HAS_MMU = false -endif -ifeq ($(strip $(TARGET_PROC)),SH3_BIG) -ARCH_CFLAGS += -mb -m3 -D__BIG_ENDIAN__ -HAS_MMU = true -endif -ifeq ($(strip $(TARGET_PROC)),SH3) -ARCH_CFLAGS += -ml -HAS_MMU = true -endif -ifeq ($(strip $(TARGET_PROC)),SH4) -ARCH_CFLAGS += -ml -m4 -HAS_MMU = true -endif -endif - -# Set this to `false' if you don't have/need basic floating point support -# support in libc (strtod, printf, scanf). Set it to `true' otherwise. -# If this is not true, then libm will not be built. -HAS_FLOATING_POINT = true - -# Set to `true' if you want the math library to contain the full set -# of C99 math library features. Costs an extra 35k or so on x86. -DO_C99_MATH = false - -# Set this to 'false if you don't need shadow password support. -HAS_SHADOW = false - -# Set this to `false' if you don't have/need locale support; `true' otherwise. -# NOTE: Currently does not affect collation. -# You must also generate the locale data and associated .h file. -# See the README in directory extra/locale for details. -HAS_LOCALE = false - -# Set this to `false' if you don't have/need wide char support. -HAS_WCHAR = false - -# This specifies which malloc implementation is used. -# -# "malloc" use mmap for all allocations and so works very well on MMU-less -# systems that do not support the brk() system call. It is pretty smart -# about reusing already allocated memory, and minimizing memory wastage. -# -# "malloc-930716" is derived from libc-5.3.12 and uses the brk() system call -# for all memory allocations. This makes it very fast. It is also pretty -# smart about reusing already allocated memory, and minimizing memory wastage. -# Because this uses brk() it will not work on uClinux MMU-less systems. -MALLOC = malloc -#MALLOC = malloc-930716 - -# If you want large file support (greater then 2 GiB) turn this on. -# Do not enable this unless your kernel provides large file support. -DOLFS = false - -# Posix regular expression code is really big -- 27k all by itself. -# If you don't use regular expressions, turn this off and save space. -# Of course, if you only staticly link, leave this on, since it will -# only be included in your apps if you use regular expressions. -INCLUDE_REGEX=true - -# If you want to include RPC support, enable this. RPC is almost never used -# for anything except NFS support, so unless you plan to use NFS, leave this -# disabled. This is off by default. -INCLUDE_RPC = false - -# Normally we enable just enough RPC support for things like rshd and -# nfs mount to work. If you find you need the rest of the RPC stuff, -# then enable this. -INCLUDE_FULL_RPC = false - -# If you want to include support for the next version of the Internet -# Protocol: IP version 6, enable this. This is off by default. -INCLUDE_IPV6 = false - -# If you want to include threads support, enable this. The C library will -# be compiled thread-safe, and the libpthread library will be built. -INCLUDE_THREADS = true - -# If you want to support only Unix 98 PTYs enable this. Some older -# applications may need this disabled. For most current programs, -# you can generally leave this true. -UNIX98PTY_ONLY = true - -# Enable this if /dev/pts is on a devpts or devfs file system. Both -# these filesystems automatically manage permissions on the /dev/pts -# devices. You may need to mount this fs on /dev/pts for this to work. -# This is true by default. -ASSUME_DEVPTS = true - - -# If you want to compile the library as PIC code, turn this on. -# This is automagically enabled when HAVE_SHARED is true -DOPIC = false - -# Enable support for shared libraries? If this is false, you can -# ignore all the rest of the options in this file... -HAVE_SHARED = true - -# uClibc has a native shared library loader for some architectures. -BUILD_UCLIBC_LDSO= true - -# If you are using shared libraries, but do not want/have a native -# uClibc shared library loader, please specify the name of your -# system's shared library loader here... -#SYSTEM_LDSO=/lib/ld-linux.so.2 - -# When using shared libraries, this path is the location where the -# shared library will be invoked. This value will be compiled into -# every binary compiled with uClibc. -# -# BIG FAT WARNING: -# If you do not have a shared library loader with the correct name -# sitting in the directory this points to, your binaries will not run. -SHARED_LIB_LOADER_PATH=$(DEVEL_PREFIX)/lib - -# DEVEL_PREFIX is the directory into which the uClibc development -# environment will be installed. The result will look something -# like the following: -# DEVEL_PREFIX/ -# lib/ <contains all runtime and static libs> -# include/ <Where all the header files go> -# This value is used by the 'make install' Makefile target. Since this -# directory is compiled into the uclibc cross compiler spoofer, you -# have to recompile if you change this value... -DEVEL_PREFIX = /usr/$(TARGET_ARCH)-linux-uclibc - -# SYSTEM_DEVEL_PREFIX is the directory prefix used when installing -# bin/arch-uclibc-gcc, bin/arch-uclibc-ld, etc. This is only used by -# the 'make install' target, and is not compiled into anything. This -# defaults to $DEVEL_PREFIX/usr, but makers of .rpms and .debs will -# want to set this to "/usr" instead. -SYSTEM_DEVEL_PREFIX = $(DEVEL_PREFIX) - -# DEVEL_TOOL_PREFIX is the directory prefix used when installing -# bin/gcc, bin/ld, etc. This is only used by the 'make install' -# target, and is not compiled into anything. This defaults to -# $DEVEL_PREFIX/usr, but makers of .rpms and .debs may want to -# set this to something else. -DEVEL_TOOL_PREFIX = $(DEVEL_PREFIX)/usr - -# If you want 'make install' to install everything under a temporary -# directory, the define PREFIX during the install step, -# i.e., 'make PREFIX=/var/tmp/uClibc install'. -#PREFIX = $(TOPDIR)/_install - -#Enable .hidden asm directives -HAVE_DOT_HIDDEN=true +mainmenu "uClibc C Library Configuration" + +menu "Target Architecture Features and Options" + +config HAVE_ELF + bool + default y + +config C_SYMBOL_PREFIX + string + default "" + +config ARCH_CFLAGS + string + default "" + +config ARCH_LDFLAGS + string + default "" + +config LIBGCC_CFLAGS + string + default "" + +config HAVE_DOT_HIDDEN + bool + default y + +choice + prompt "Target Processor Type" + default CONFIG_GENERIC_ARM + help + This is the processor type of your CPU. This information is used for + optimizing purposes, as well as to determine if your CPU has an MMU, + an FPU, etc. If you pick the wrong CPU type, there is no guarantee + that uClibc will work at all.... + + Here are the available choices: + - "SH2" Hitachi SH2 + - "SH3" Hitachi SH3 + - "SH4" Hitachi SH4 + - "SH5" Hitachi SH5 + +config CONFIG_SH2 + bool "SH2" + +config CONFIG_SH3 + bool "SH3" + +config CONFIG_SH4 + bool "SH4" + +config CONFIG_SH5 + bool "SH5" + +endchoice + +choice + prompt "Target Processor Endianness" + default ARCH_LITTLE_ENDIAN + help + This is the endianness you wish to build use. Choose either Big + Endian, or Little Endian. + +config ARCH_LITTLE_ENDIAN + bool "Little Endian" + +config ARCH_BIG_ENDIAN + bool "Big Endian" + +endchoice + + +config ARCH_HAS_NO_MMU + bool + default y if CONFIG_SH2 || CONFIG_SH3 + +config CPU_CFLAGS + string + default "-DHIOS -ml -m2" if CONFIG_SH2 && ARCH_LITTLE_ENDIAN + default "-DHIOS -mb -m2" if CONFIG_SH2 && ARCH_BIG_ENDIAN + default "-DHIOS -ml -m3" if CONFIG_SH3 && ARCH_LITTLE_ENDIAN + default "-DHIOS -mb -m3" if CONFIG_SH3 && ARCH_BIG_ENDIAN + default "-DHIOS -ml -m4" if CONFIG_SH4 && ARCH_LITTLE_ENDIAN + default "-DHIOS -mb -m4" if CONFIG_SH4 && ARCH_BIG_ENDIAN + default "-DHIOS -ml -m5" if CONFIG_SH5 && ARCH_LITTLE_ENDIAN + default "-DHIOS -mb -m5" if CONFIG_SH5 && ARCH_BIG_ENDIAN + +source "extra/Configs/Config.in.arch" + +endmenu + +source "extra/Configs/Config.in" + + |