yann@1128: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org> wrote:
yann@1128: 
yann@1128: I tried to use crosstool-ng to generate a toolchain for Linux on big
yann@1128: endian arm with recent versions of gcc, glibc, etc... but had a few
yann@1128: problems.
yann@1128: 
yann@1128: It appears that the gcc patch (for gcc 4.2.x)
yann@1128: for big-endian arm (240-arm-bigendian.patch) lacks the change attached
yann@1128: to this mail as 240-arm-bigendian2.patch.
yann@1128: 
yann@1128: --- gcc-4.2.4/gcc/config/arm/bpabi.h~	2007-09-01 17:28:30.000000000 +0200
yann@1128: +++ gcc-4.2.4/gcc/config/arm/bpabi.h	2009-01-05 19:19:10.000000000 +0100
yann@1128: @@ -32,9 +32,19 @@
yann@1128:  #undef FPUTYPE_DEFAULT
yann@1128:  #define FPUTYPE_DEFAULT FPUTYPE_VFP
yann@1128:  
yann@1128: +/*
yann@1128: + * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
yann@1128: + * (big endian) configurations.
yann@1128: + */
yann@1128: +#if TARGET_BIG_ENDIAN_DEFAULT
yann@1128: +#define TARGET_ENDIAN_DEFAULT MASK_BIG_END
yann@1128: +#else
yann@1128: +#define TARGET_ENDIAN_DEFAULT 0
yann@1128: +#endif
yann@1128: +
yann@1128:  /* EABI targets should enable interworking by default.  */
yann@1128:  #undef TARGET_DEFAULT
yann@1128: -#define TARGET_DEFAULT MASK_INTERWORK
yann@1128: +#define TARGET_DEFAULT (MASK_INTERWORK | TARGET_ENDIAN_DEFAULT)
yann@1128:  
yann@1128:  /* The ARM BPABI functions return a boolean; they use no special
yann@1128:     calling convention.  */