From 55f8908769aab970413b249cb26acdaf22c79ada Mon Sep 17 00:00:00 2001
From: Tim Keller <geekboy1011@gmail.com>
Date: Tue, 17 Aug 2021 23:53:57 +0000
Subject: Make Clock Persistant.

---
 gcc_nrf52.ld | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'gcc_nrf52.ld')

diff --git a/gcc_nrf52.ld b/gcc_nrf52.ld
index 98e133aa..b40dc06b 100644
--- a/gcc_nrf52.ld
+++ b/gcc_nrf52.ld
@@ -3,14 +3,23 @@
 SEARCH_DIR(.)
 GROUP(-lgcc -lc -lnosys)
 
+NO_INIT_SIZE = 0x100;
+RAM_MAX = 64K;
 MEMORY
 {
   FLASH (rx) : ORIGIN = 0x00000, LENGTH = 0x78000
-  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = 0x10000
+  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_MAX - NO_INIT_SIZE
+  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NO_INIT_SIZE
 }
 
 SECTIONS
 {
+  noinit (NOLOAD):
+  {
+    PROVIDE(__start_noinit_data = .);
+    KEEP(*(.noinit))
+    PROVIDE(__stop_noinit_data = .);
+  } >NOINIT
 }
 
 SECTIONS
-- 
cgit v1.2.3-70-g09d2


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 +++++++++++-
 gcc_nrf52.ld         |  9 +++++----
 2 files changed, 16 insertions(+), 5 deletions(-)

(limited to 'gcc_nrf52.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
diff --git a/gcc_nrf52.ld b/gcc_nrf52.ld
index b40dc06b..705c3d3b 100644
--- a/gcc_nrf52.ld
+++ b/gcc_nrf52.ld
@@ -3,13 +3,14 @@
 SEARCH_DIR(.)
 GROUP(-lgcc -lc -lnosys)
 
-NO_INIT_SIZE = 0x100;
-RAM_MAX = 64K;
+NOINIT_SIZE = 0x100;
+RAM_SIZE = 64K;
+
 MEMORY
 {
   FLASH (rx) : ORIGIN = 0x00000, LENGTH = 0x78000
-  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_MAX - NO_INIT_SIZE
-  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NO_INIT_SIZE
+  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_SIZE - NOINIT_SIZE
+  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NOINIT_SIZE
 }
 
 SECTIONS
-- 
cgit v1.2.3-70-g09d2


From 110c82c225c22685a3f0b7d1d75566a929516637 Mon Sep 17 00:00:00 2001
From: Tim Keller <geekboy1011@gmail.com>
Date: Mon, 23 Aug 2021 20:13:26 +0000
Subject: Move noinit to after BSS segment, Now dynamically allocates noinit
 area size stores it after the bss before the heap and stack.

---
 gcc_nrf52-mcuboot.ld | 14 +++++---------
 gcc_nrf52.ld         | 15 ++++++---------
 2 files changed, 11 insertions(+), 18 deletions(-)

(limited to 'gcc_nrf52.ld')

diff --git a/gcc_nrf52-mcuboot.ld b/gcc_nrf52-mcuboot.ld
index b1413f16..81b318c5 100644
--- a/gcc_nrf52-mcuboot.ld
+++ b/gcc_nrf52-mcuboot.ld
@@ -3,25 +3,21 @@
 SEARCH_DIR(.)
 GROUP(-lgcc -lc -lnosys)
 
-NOINIT_SIZE = 0x100;
-RAM_SIZE = 64K;
-
 MEMORY
 {
   FLASH (rx) : ORIGIN = 0x08020, LENGTH = 0x78000
-  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_SIZE - NOINIT_SIZE
-  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NOINIT_SIZE
+  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = 64K
 }
 
 SECTIONS
 {
-  noinit (NOLOAD):
+  .noinit(NOLOAD):
   {
     PROVIDE(__start_noinit_data = .);
-    KEEP(*(.noinit))
+    *(.noinit)
     PROVIDE(__stop_noinit_data = .);
-  } >NOINIT
-}
+  } > RAM
+} INSERT AFTER .bss
 
 SECTIONS
 {
diff --git a/gcc_nrf52.ld b/gcc_nrf52.ld
index 705c3d3b..f9bc5b68 100644
--- a/gcc_nrf52.ld
+++ b/gcc_nrf52.ld
@@ -3,25 +3,21 @@
 SEARCH_DIR(.)
 GROUP(-lgcc -lc -lnosys)
 
-NOINIT_SIZE = 0x100;
-RAM_SIZE = 64K;
-
 MEMORY
 {
   FLASH (rx) : ORIGIN = 0x00000, LENGTH = 0x78000
-  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = RAM_SIZE - NOINIT_SIZE
-  NOINIT (rwx): ORIGIN = ORIGIN(RAM) + LENGTH(RAM), LENGTH = NOINIT_SIZE
+  RAM (rwx) :  ORIGIN = 0x20000000, LENGTH = 64K
 }
 
 SECTIONS
 {
-  noinit (NOLOAD):
+  .noinit(NOLOAD):
   {
     PROVIDE(__start_noinit_data = .);
-    KEEP(*(.noinit))
+    *(.noinit)
     PROVIDE(__stop_noinit_data = .);
-  } >NOINIT
-}
+  } > RAM
+} INSERT AFTER .bss
 
 SECTIONS
 {
@@ -54,6 +50,7 @@ SECTIONS
     PROVIDE(__stop_log_filter_data = .);
   } > RAM
 
+
 } INSERT AFTER .data;
 
 SECTIONS
-- 
cgit v1.2.3-70-g09d2