From 16502b788f19458b472de74173d92f01aba30b5f Mon Sep 17 00:00:00 2001
From: Tim Keller <geekboy1011@gmail.com>
Date: Thu, 19 Aug 2021 00:14:42 +0000
Subject: Add MCUBOOT linker changes use better linker constant names

---
 gcc_nrf52-mcuboot.ld | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'gcc_nrf52-mcuboot.ld')

diff --git a/gcc_nrf52-mcuboot.ld b/gcc_nrf52-mcuboot.ld
index 0746f491..b1413f16 100644
--- a/gcc_nrf52-mcuboot.ld
+++ b/gcc_nrf52-mcuboot.ld
@@ -3,14 +3,24 @@
 SEARCH_DIR(.)
 GROUP(-lgcc -lc -lnosys)
 
+NOINIT_SIZE = 0x100;
+RAM_SIZE = 64K;
+
 MEMORY
 {
   FLASH (rx) : ORIGIN = 0x08020, LENGTH = 0x78000
-  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = 0x10000
+  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_SIZE - NOINIT_SIZE
+  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NOINIT_SIZE
 }
 
 SECTIONS
 {
+  noinit (NOLOAD):
+  {
+    PROVIDE(__start_noinit_data = .);
+    KEEP(*(.noinit))
+    PROVIDE(__stop_noinit_data = .);
+  } >NOINIT
 }
 
 SECTIONS
-- 
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