diff options
Diffstat (limited to 'c/src/lib/libbsp/shared/src/stackalloc.c')
-rw-r--r-- | c/src/lib/libbsp/shared/src/stackalloc.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/c/src/lib/libbsp/shared/src/stackalloc.c b/c/src/lib/libbsp/shared/src/stackalloc.c index be84057aae..b8d7b9cc2c 100644 --- a/c/src/lib/libbsp/shared/src/stackalloc.c +++ b/c/src/lib/libbsp/shared/src/stackalloc.c @@ -27,30 +27,26 @@ #include <bsp/linker-symbols.h> -#define BSP_STACK_MAGIC 0xdeadbeef +static Heap_Control bsp_stack_heap; -static Heap_Control bsp_stack_heap = { - .page_size = BSP_STACK_MAGIC -}; +void bsp_stack_allocate_init(size_t stack_space_size) +{ + _Heap_Initialize( + &bsp_stack_heap, + bsp_section_stack_begin, + (uintptr_t) bsp_section_stack_size, + CPU_STACK_ALIGNMENT + ); +} void *bsp_stack_allocate(size_t size) { void *stack = NULL; - if (bsp_stack_heap.page_size == BSP_STACK_MAGIC) { - uintptr_t rv = _Heap_Initialize( - &bsp_stack_heap, - bsp_section_stack_begin, - (uintptr_t) bsp_section_stack_size, - CPU_STACK_ALIGNMENT - ); - if (rv == 0) { - return NULL; - } + if (bsp_stack_heap.area_begin != 0) { + stack = _Heap_Allocate(&bsp_stack_heap, size); } - stack = _Heap_Allocate(&bsp_stack_heap, size); - if (stack == NULL) { stack = _Workspace_Allocate(size); } |