| --- make.conf.example |
| +++ make.conf.example |
| @@ -22,6 +22,19 @@ |
| # Example: |
| #USE="X gtk gnome -alsa" |
| |
| +# Host Setting |
| +# ============ |
| +# |
| +# DO NOT CHANGE THIS SETTING UNLESS YOU ARE USING STAGE1! |
| +# It's very important you select the right CHOST from the start. A wrong |
| +# CHOST could easily lead to weird errors either in compiling or running. |
| +# |
| +# Netwinder (or any StrongArm110): armv4l-unknown-linux-gnu |
| +# nslu2: armvbe-unknown-linux-gnu |
| +# Generic ARM: arm-unknown-linux-gnu |
| +# |
| +CHOST="armv4l-unknown-linux-gnu" |
| + |
| # Host and optimization settings |
| # ============================== |
| # |
| @@ -39,10 +52,22 @@ |
| # -frecord-gcc-switches, since otherwise the check could result in false |
| # positive results. |
| # |
| -# Please refer to the GCC manual for a list of possible values. |
| -# |
| -#CFLAGS="-O2 -pipe" |
| +# -mcpu=<cpu-type> means optimize code for the particular type of CPU without |
| +# breaking compatibility with other CPUs. |
| # |
| +# -march=<cpu-type> means to take full advantage of the ABI and instructions |
| +# for the particular CPU; this will break compatibility with older CPUs (for |
| +# example, -march=xscale code will not run on a StrongARM 11x0, and |
| +# -march=strongarm110 code will not run on a regular StrongARM). |
| +# |
| +# For a full listing of supported CPU models, please refer to the GCC website: |
| +# http://gcc.gnu.org/onlinedocs/gcc-3.3/gcc/ARM-Options.html |
| +# |
| +# Netwinder: |
| +#CFLAGS="-mcpu=strongarm110 -O2 -pipe" |
| +# NSLU2: |
| +#CFLAGS="-mcpu=armeb -O2 -pipe" |
| + |
| # If you set a CFLAGS above, then this line will set your default C++ flags to |
| # the same settings. |
| #CXXFLAGS="${CFLAGS}" |
