diff options
Diffstat (limited to 'libgloss/or1k/sbrk.c')
| -rw-r--r-- | libgloss/or1k/sbrk.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libgloss/or1k/sbrk.c b/libgloss/or1k/sbrk.c index de80663..5bd7044 100644 --- a/libgloss/or1k/sbrk.c +++ b/libgloss/or1k/sbrk.c @@ -19,12 +19,13 @@ #include "include/or1k-support.h" +extern uint32_t end; /* Set by linker. */ +uint32_t _or1k_heap_start = &end; static uint32_t _or1k_heap_end; void * _sbrk_r (struct _reent * reent, ptrdiff_t incr) { - extern uint32_t end; /* Set by linker. */ uint32_t prev_heap_end; // This needs to be atomic @@ -34,7 +35,7 @@ _sbrk_r (struct _reent * reent, ptrdiff_t incr) uint32_t sr_tee = or1k_timer_disable(); // Initialize heap end to end if not initialized before - or1k_sync_cas((void*) &_or1k_heap_end, 0, (uint32_t) &end); + or1k_sync_cas((void*) &_or1k_heap_end, 0, (uint32_t) _or1k_heap_start); do { // Read previous heap end |