From 2a3940d8a36433485a6ef489d5123cd491618b50 Mon Sep 17 00:00:00 2001
From: Duncan Wilkie <antigravityd@gmail.com>
Date: Mon, 7 Aug 2023 17:29:29 -0500
Subject: slave progress and WCET

---
 controller/ld/TM4C123GH6PM.ld | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

(limited to 'controller/ld')

diff --git a/controller/ld/TM4C123GH6PM.ld b/controller/ld/TM4C123GH6PM.ld
index 29ff8d8..611ac9e 100644
--- a/controller/ld/TM4C123GH6PM.ld
+++ b/controller/ld/TM4C123GH6PM.ld
@@ -21,13 +21,19 @@
 * Description:	linker file for the TM4C Launchpad
 */
 
+ENTRY(Reset_Handler)
+
 MEMORY
 {
+
     FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* FLASH size 256KB */
     RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 32K/* RAM size 32KB */
 
 }
 
+_Min_Heap_Size = 0x3000;
+_Min_Stack_Size = 0x3000;
+
 SECTIONS
 {
 
@@ -38,7 +44,17 @@ SECTIONS
      * those lesser than 0x20007FFF to 0x2000000,which is the origina address of RAM,
      * until it comes in contact with .bss or .data in which case a buffer overflow occurs
     */
-    PROVIDE( _stack_ptr = ORIGIN(RAM) + LENGTH(RAM));
+    PROVIDE( _stack_ptr = ORIGIN(RAM) + _Min_Stack_Size);
+
+    ._user_heap_stack :
+    {
+      . = ALIGN(8);
+      . = . + _Min_Stack_Size;
+      . = . + _Min_Heap_Size;
+      PROVIDE ( end = . );
+      PROVIDE ( _end = . );
+      . = ALIGN(8);
+    } > RAM
 
     /* constants  and other code stored in FLASH */
     .text :
@@ -67,6 +83,4 @@ SECTIONS
         _ebss = .;      /* end of .bss segment */
     } > RAM
 
-
-
 }
-- 
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