arches: centralize noinit linker defintiions

This had been copy-pasted between linker scripts, create
a central header for it.

The linker scripts for xtensa and posix have very different
structure and have been left alone.

Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>

include/arch/arc/v2/linker.ld

@@ -167,21 +167,7 @@ SECTIONS {
 		__bss_end = ALIGN(4);
 	} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-	SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),) {
+#include <linker/common-noinit.ld>
-		/*
-		 * This section is used for non-initialized objects that
-		 * will not be cleared during the boot process.
-		 */
-		 *(.noinit)
-		 *(".noinit.*")
-		 *(".kernel_noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-	} GROUP_LINK_IN(RAMABLE_REGION)
 
 	SECTION_DATA_PROLOGUE(_DATA_SECTION_NAME,,) {
 

include/arch/arm/aarch32/cortex_a_r/scripts/linker.ld

@@ -271,22 +271,7 @@ SECTIONS
         __bss_end = ALIGN(4);
     } GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-    SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+#include <linker/common-noinit.ld>
-    {
-        /*
-         * This section is used for non-initialized objects that
-         * will not be cleared during the boot process.
-         */
-        *(.noinit)
-        *(".noinit.*")
-        *(".kernel_noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-    } GROUP_LINK_IN(RAMABLE_REGION)
 
     SECTION_DATA_PROLOGUE(_DATA_SECTION_NAME,,)
     {

include/arch/arm/aarch32/cortex_m/scripts/linker.ld

@@ -313,22 +313,7 @@ SECTIONS
 	__bss_end = ALIGN(4);
 	} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-    SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+#include <linker/common-noinit.ld>
-        {
-        /*
-         * This section is used for non-initialized objects that
-         * will not be cleared during the boot process.
-         */
-        *(.noinit)
-        *(".noinit.*")
-	*(".kernel_noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-        } GROUP_LINK_IN(RAMABLE_REGION)
 
 #endif  /* CONFIG_USERSPACE */
 

include/arch/arm/aarch64/scripts/linker.ld

@@ -257,22 +257,7 @@ SECTIONS
         __bss_end = ALIGN(4);
     } GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-    SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+#include <linker/common-noinit.ld>
-    {
-        /*
-         * This section is used for non-initialized objects that
-         * will not be cleared during the boot process.
-         */
-        *(.noinit)
-        *(".noinit.*")
-        *(".kernel_noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-    } GROUP_LINK_IN(RAMABLE_REGION)
 
     SECTION_DATA_PROLOGUE(_DATA_SECTION_NAME,,)
     {

include/arch/nios2/linker.ld

@@ -245,21 +245,7 @@ SECTIONS
         __bss_end = ALIGN(4);
         } GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-    SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+#include <linker/common-noinit.ld>
-        {
-        /*
-         * This section is used for non-initialized objects that
-         * will not be cleared during the boot process.
-         */
-        *(.noinit)
-        *(".noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-        } GROUP_LINK_IN(RAMABLE_REGION)
 
 #include <linker/cplusplus-ram.ld>
 

include/arch/riscv/common/linker.ld

@@ -184,21 +184,7 @@ SECTIONS
 		  __bss_end = ALIGN(4);
 	}  GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
-    SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+#include <linker/common-noinit.ld>
-	{
-		/*
-		 * This section is used for non-initialized objects that
-		 * will not be cleared during the boot process.
-		 */
-		 *(.noinit)
-		 *(".noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
-
-	} GROUP_LINK_IN(RAMABLE_REGION)
 
 #include <linker/cplusplus-ram.ld>
 

include/arch/x86/ia32/linker.ld

@@ -224,25 +224,10 @@ SECTIONS
 
 	__bss_num_words	= (__bss_end - __bss_start) >> 2;
 
-	SECTION_PROLOGUE(_NOINIT_SECTION_NAME, (NOLOAD),)
+#include <linker/common-noinit.ld>
-	{
-	/*
-	 * This section is used for non-initialized objects that
-	 * will not be cleared during the boot process.
-	 */
-	*(.noinit)
-	*(".noinit.*")
-	*(".kernel_noinit.*")
-
-/* Located in generated directory. This file is populated by the
- * zephyr_linker_sources() Cmake function.
- */
-#include <snippets-noinit.ld>
 
 	MMU_PAGE_ALIGN
 
-	} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
-
 	SECTION_DATA_PROLOGUE(_DATA_SECTION_NAME,,)
 	{
 

include/arch/x86/intel64/linker.ld

@@ -153,12 +153,7 @@ SECTIONS
 
 	__bss_num_dwords = (__bss_end - __bss_start) >> 2;
 
-	SECTION_PROLOGUE(_NOINIT_SECTION_NAME, (NOLOAD), ALIGN(16))
+#include <linker/common-noinit.ld>
-	{
-	*(.noinit)
-	*(.noinit.*)
-	#include <snippets-noinit.ld>
-	} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)
 
 #include <snippets-sections.ld>
 

include/linker/common-noinit.ld

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2020 Intel Corporation.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
+{
+        /*
+         * This section is used for non-initialized objects that
+         * will not be cleared during the boot process.
+         */
+        *(.noinit)
+        *(".noinit.*")
+
+/* Located in generated directory. This file is populated by the
+ * zephyr_linker_sources() Cmake function.
+ */
+#include <snippets-noinit.ld>
+
+} GROUP_DATA_LINK_IN(RAMABLE_REGION, RAMABLE_REGION)