From 4f599ed99fc0aa37bc4d100cf787880c1e1bb97a Mon Sep 17 00:00:00 2001 From: Till Straumann Date: Wed, 18 May 2011 05:26:53 +0000 Subject: 2011-05-18 Till Straumann 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. --- c/src/lib/libbsp/powerpc/ep1a/configure.ac | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'c/src/lib/libbsp/powerpc/ep1a/configure.ac') diff --git a/c/src/lib/libbsp/powerpc/ep1a/configure.ac b/c/src/lib/libbsp/powerpc/ep1a/configure.ac index 0ffce65384..a5a006ded3 100644 --- a/c/src/lib/libbsp/powerpc/ep1a/configure.ac +++ b/c/src/lib/libbsp/powerpc/ep1a/configure.ac @@ -33,6 +33,16 @@ RTEMS_BSPOPTS_SET([CONSOLE_USE_INTERRUPTS],[*],[0]) RTEMS_BSPOPTS_HELP([CONSOLE_USE_INTERRUPTS], [whether using console interrupts]) +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_CHECK_NETWORKING AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes") -- cgit v1.2.3