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authormbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-04-14 22:13:32 +0000
committermbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-04-14 22:13:32 +0000
commit40152cc646ac4cd24d5f1473fdac7974b0f419aa (patch)
tree7e69218ec25b19c70cff6ca4b84d964ac547e918 /openwrt/toolchain/Config.in
parent3855bdc4e0c3acf2496f36e3d4b696dd0b4deefc (diff)
cleanup makefiles
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@3656 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'openwrt/toolchain/Config.in')
-rw-r--r--openwrt/toolchain/Config.in41
1 files changed, 36 insertions, 5 deletions
diff --git a/openwrt/toolchain/Config.in b/openwrt/toolchain/Config.in
index a6fb858353..79a991bb42 100644
--- a/openwrt/toolchain/Config.in
+++ b/openwrt/toolchain/Config.in
@@ -1,30 +1,61 @@
#
+menu "Toolchain Options"
+
source "toolchain/uClibc/Config.in"
source "toolchain/binutils/Config.in"
source "toolchain/gcc/Config.in"
if CONFIG_DEVEL
- comment "Common Toolchain Options"
+comment "Common Toolchain Options"
+endif
+if !CONFIG_DEVEL
+comment "Using defaults
endif
config BR2_ENABLE_MULTILIB
- bool
+ bool "Enable multilib support?" if CONFIG_DEVEL
default n
+ help
+ If you want multilib enabled, enable this...
config BR2_LARGEFILE
- bool
+ bool "Enable large file (files > 2 GB) support?" if CONFIG_DEVEL
depends on !BR2_cris
default y
+ help
+ Enable large file (files > 2 GB) support
config BR2_SOFT_FLOAT
- bool
+ bool "Use software floating point by default" if CONFIG_DEVEL
default n
depends on BR2_arm || BR2_mips || BR2_powerpc
+ help
+ If your target CPU does not have a Floating Point Unit (FPU) or a
+ kernel FPU emulator, but you still wish to support floating point
+ functions, then everything will need to be compiled with soft floating
+ point support (-msoft-float).
+
+ Most people will answer N.
config BR2_TARGET_OPTIMIZATION
- string
+ string "Target Optimizations" if CONFIG_DEVEL
default "-Os -pipe -march=i486 -funit-at-a-time" if BR2_i386
default "-Os -pipe -mips32 -mtune=mips32 -funit-at-a-time" if BR2_mipsel || BR2_mips
default "-Os -pipe -mcpu=xscale -funit-at-a-time" if BR2_armeb
default "-Os -pipe -funit-at-a-time"
+ help
+ Optimizations to use when building for the target host.
+
+# Might be worth experimenting with for gcc 3.4.x.
+#GCC_WITH_CPU:=
+#GCC_WITH_ARCH:=
+#GCC_WITH_TUNE:=
+
+#GCC_WITH_CPU:=--with-cpu=
+#GCC_WITH_ARCH:=--with-arch=
+#GCC_WITH_TUNE:=--with-tune=
+
+
+endmenu
+