basic heap implementation

[cortex-from-scratch] / link.ld

diff --git a/link.ld b/link.ld
index d8361dc..bf5b6af 100644 (file)
--- a/link.ld
+++ b/link.ld
@@ -21,6 +21,8 @@
  *
  * */
 
+HEAP_SIZE = 0x100;
+
 MEMORY
 {
        FLASH (xr) : ORIGIN = 0x08000000, LENGTH = 512K
@@ -48,4 +50,8 @@ SECTIONS
                *(.bss)
        }
                _endofbss = .;  
+       _beginofheap = .;
+       . = . + HEAP_SIZE;
+       . = ALIGN(8);
+       _endofheap = .;
 }