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author | Till Straumann <strauman@slac.stanford.edu> | 2011-05-18 05:26:53 +0000 |
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committer | Till Straumann <strauman@slac.stanford.edu> | 2011-05-18 05:26:53 +0000 |
commit | 4f599ed99fc0aa37bc4d100cf787880c1e1bb97a (patch) | |
tree | 56fa22232321006e3aa761e38495a786d0f3632d /c/src/lib/libbsp/powerpc/score603e/configure.ac | |
parent | 2011-05-16 Yaakov Selkowitz <yselkowitz@users.sourceforge.net> (diff) | |
download | rtems-4f599ed99fc0aa37bc4d100cf787880c1e1bb97a.tar.bz2 |
2011-05-18 Till Straumann <strauman@slac.stanford.edu>
PR1797/bsps: Applied cleaned-up version of Kate's patch.
CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK is now a 'bspopts.h'
setting and as such configurable.
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/configure.ac | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/score603e/configure.ac b/c/src/lib/libbsp/powerpc/score603e/configure.ac index 44fe3d2073..82a8cd0422 100644 --- a/c/src/lib/libbsp/powerpc/score603e/configure.ac +++ b/c/src/lib/libbsp/powerpc/score603e/configure.ac @@ -61,6 +61,16 @@ RTEMS_BSPOPTS_HELP([PPC_USE_DATA_CACHE], of PowerPC 603e revisions and emulator versions. The BSP actually contains the call that enables this.]) +RTEMS_BSPOPTS_SET([CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK], [*], [1]) +RTEMS_BSPOPTS_HELP([CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK], +[If defined then the BSP may reduce the available memory size +initially. This can be useful for debugging (reduce the core +size) or dynamic loading (std gcc text offsets/jumps are < +/-32M). +Note that the policy can still be defined by the application +(see sbrk.c, BSP_sbrk_policy). By undefining +CONFIGURE_MALLOC_BSP_SUPPORTS_SBRK this feature is removed +and a little memory is saved.]) + RTEMS_BSPOPTS_SET([PPC_VECTOR_FILE_BASE],[*],[0x0100]) RTEMS_BSPOPTS_HELP([PPC_VECTOR_FILE_BASE], [This defines the base address of the exception table. |