bsp: Reserve RAM space for provisioning

The last 0x1000 bytes of the RAM are reserved for the provisioning bundle. Signed-off-by: Bence Balogh <[email protected]>
FreeRTOS · Nov 27, 2023 · 0ce7d64 · 0ce7d64
1 parent f271c4b
commit 0ce7d64
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Showing 4 changed files with 8 additions and 5 deletions.
diff --git a/Bsp/corstone300/an552_ns.ld b/Bsp/corstone300/an552_ns.ld
@@ -10,11 +10,11 @@
 
 __STACK_SIZE = 0x00002800;
 __HEAP_SIZE  = 0x00000400;
-
+PROVISIONING_SIZE = 0x1000;
 MEMORY
 {
   FLASH (rx)  : ORIGIN = (0x28080000 + 0x400), LENGTH = (0x300000 - 0x400 - 0x800)
-  RAM   (rwx) : ORIGIN = 0x21100000, LENGTH = 0x00100000
+  RAM   (rwx) : ORIGIN = 0x21100000, LENGTH = (0x00100000 - PROVISIONING_SIZE)
 }
 
 /* Linker script to place sections and symbol values.

diff --git a/Bsp/corstone300/an552_ns.sct b/Bsp/corstone300/an552_ns.sct
@@ -10,7 +10,8 @@ LR_CODE (0x28000000 + ((((0) + (0x80000)) + (0x400)))) {
         * (+RO)
     }
 
-    ER_DATA (0x21100000) {
+    /* The last 0x1000 bytes are reserved for the provisioning bundle */
+    ER_DATA (0x21100000) (0x00100000 - 0x1000) {
         * (+ZI +RW)
     }
 

diff --git a/Bsp/corstone310/an555_ns.ld b/Bsp/corstone310/an555_ns.ld
@@ -40,8 +40,9 @@ __ROM_SIZE = (0x300000 - 0x400 - 0xC00);
     <o1> RAM Size (in Bytes) <0x0-0xFFFFFFFF:8>
   </h>
  -----------------------------------------------------------------------------*/
+PROVISIONING_SIZE = 0x1000;
 __RAM_BASE = 0x21000000 + 0x00200000;
-__RAM_SIZE = 0x00200000;
+__RAM_SIZE = (0x00200000 - PROVISIONING_SIZE);
 
 /*--------------------- Stack / Heap Configuration ----------------------------
   <h> Stack / Heap Configuration

diff --git a/Bsp/corstone310/an555_ns.sct b/Bsp/corstone310/an555_ns.sct
@@ -20,7 +20,8 @@ LR_CODE (0x28000000 + ((((0) + (0x80000)) + 0x400))) {
         * (+RO)
     }
 
-    ER_DATA (0x21000000 + ((0x00200000))) {
+    ; The last 0x1000 bytes are reserved for the provisioning bundle
+    ER_DATA (0x21000000 + ((0x00200000))) (0x00200000 - 0x1000) {
         * (+ZI +RW)
     }