29  * 3. The name of the author may not be used to endorse or promote products
98     /* magic and used flag */
100     rt_uint16_t used;  member
163     RT_ASSERT(mem->used == 0);  in plug_holes()
168         nmem->used == 0 &&  in plug_holes()
184     if (pmem != mem && pmem->used == 0)  in plug_holes()
238     mem->used  = 0;  in rt_system_heap_init()
246     heap_end->used  = 1;  in rt_system_heap_init()
311         if ((!mem->used) && (mem->next - (ptr + SIZEOF_STRUCT_MEM)) >= size)  in rt_malloc()
313             /* mem is not used and at least perfect fit is possible:  in rt_malloc()
334                 mem2->used = 0;  in rt_malloc()
343                 mem->used = 1;  in rt_malloc()
358 …          * be used at this point: if not we have 2 unused structs in a row, plug_holes should have  in rt_malloc()
362                  * will always be used at this point!  in rt_malloc()
364                 mem->used = 1;  in rt_malloc()
383                 while (lfree->used && lfree != heap_end)  in rt_malloc()
386                 RT_ASSERT(((lfree == heap_end) || (!lfree->used)));  in rt_malloc()
481         mem2->used = 0;  in rt_realloc()
581     /* ... which has to be in a used state ... */  in rt_free()
582     if (!mem->used || mem->magic != HEAP_MAGIC)  in rt_free()
585         rt_kprintf("mem: 0x%08x, used flag: %d, magic code: 0x%04x\n", mem, mem->used, mem->magic);  in rt_free()
587     RT_ASSERT(mem->used);  in rt_free()
590     mem->used  = 0;  in rt_free()
614                     rt_uint32_t *used,  in rt_memory_info()  argument
619     if (used  != RT_NULL)  in rt_memory_info()
620         *used = used_mem;  in rt_memory_info()
631     rt_kprintf("used memory : %d\n", used_mem);  in list_mem()
649         if (mem->used != 0 && mem->used != 1) goto __exit;  in FINSH_FUNCTION_EXPORT()
658     rt_kprintf("   used: %d\n", mem->used);  in FINSH_FUNCTION_EXPORT()