From 18798eb2cc8ad0e2ebd139a8b72b37db537f0f16 Mon Sep 17 00:00:00 2001
From: Kirill Kotyagin <kirill.kotyagin@gmail.com>
Date: Sat, 31 Jan 2026 02:54:06 +0300
Subject: [PATCH 1/2] FIX: LOAD segment with RWX permissions warning

---
 cmake/stm32/linker_ld.cmake | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cmake/stm32/linker_ld.cmake b/cmake/stm32/linker_ld.cmake
index 6b15cbb3..0cd77c3d 100644
--- a/cmake/stm32/linker_ld.cmake
+++ b/cmake/stm32/linker_ld.cmake
@@ -84,20 +84,20 @@ SECTIONS\n\
     __exidx_end = .;\n\
   } >FLASH\n\
 \n\
-  .preinit_array     :\n\
+  .preinit_array (READONLY)     :\n\
   {\n\
     PROVIDE_HIDDEN (__preinit_array_start = .);\n\
     KEEP (*(.preinit_array*))\n\
     PROVIDE_HIDDEN (__preinit_array_end = .);\n\
   } >FLASH\n\
-  .init_array :\n\
+  .init_array (READONLY) :\n\
   {\n\
     PROVIDE_HIDDEN (__init_array_start = .);\n\
     KEEP (*(SORT(.init_array.*)))\n\
     KEEP (*(.init_array*))\n\
     PROVIDE_HIDDEN (__init_array_end = .);\n\
   } >FLASH\n\
-  .fini_array :\n\
+  .fini_array (READONLY):\n\
   {\n\
     PROVIDE_HIDDEN (__fini_array_start = .);\n\
     KEEP (*(SORT(.fini_array.*)))\n\

From 38b9ba604d0832b241a0595271aafd898717043a Mon Sep 17 00:00:00 2001
From: Kirill Kotyagin <kirill.kotyagin@gmail.com>
Date: Sat, 31 Jan 2026 03:39:06 +0300
Subject: [PATCH 2/2] FIX: GCC10 and below does not support the (READONLY)
 attribute

---
 cmake/FindCMSIS.cmake       |  5 +++++
 cmake/stm32/linker_ld.cmake | 10 +++++++---
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/cmake/FindCMSIS.cmake b/cmake/FindCMSIS.cmake
index d6a1a7c2..483f919b 100644
--- a/cmake/FindCMSIS.cmake
+++ b/cmake/FindCMSIS.cmake
@@ -88,6 +88,10 @@ function(cmsis_generate_default_linker_script FAMILY DEVICE CORE)
         stm32_get_memory_info(FAMILY ${FAMILY} DEVICE ${DEVICE} CORE ${CORE} HEAP SIZE HEAP_SIZE)
         stm32_get_memory_info(FAMILY ${FAMILY} DEVICE ${DEVICE} CORE ${CORE} STACK SIZE STACK_SIZE)
 
+        if (${CMAKE_C_COMPILER_ID} STREQUAL "GNU" AND ${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL "11.0.0")
+            set(LD_SCRIPT_FORCE_READONLY_SECTIONS TRUE)
+        endif()
+
         add_custom_command(OUTPUT "${OUTPUT_LD_FILE}"
             COMMAND ${CMAKE_COMMAND} 
                 -DFLASH_ORIGIN="${FLASH_ORIGIN}" 
@@ -101,6 +105,7 @@ function(cmsis_generate_default_linker_script FAMILY DEVICE CORE)
                 -DSTACK_SIZE="${STACK_SIZE}" 
                 -DHEAP_SIZE="${HEAP_SIZE}" 
                 -DLINKER_SCRIPT="${OUTPUT_LD_FILE}"
+                -DFORCE_READONLY_SECTIONS="${LD_SCRIPT_FORCE_READONLY_SECTIONS}"
                 -P "${STM32_CMAKE_DIR}/stm32/linker_ld.cmake"
         )
     endif()
diff --git a/cmake/stm32/linker_ld.cmake b/cmake/stm32/linker_ld.cmake
index 0cd77c3d..bb7cafdb 100644
--- a/cmake/stm32/linker_ld.cmake
+++ b/cmake/stm32/linker_ld.cmake
@@ -29,6 +29,10 @@ MB_MEM2 (NOLOAD)       : { _sMB_MEM2 = . ; *(MB_MEM2) ; _eMB_MEM2 = . ; } >RAM_S
     ")
 endif()
 
+if(FORCE_READONLY_SECTIONS)
+  set(READONLY "(READONLY)")
+endif()
+
 set(SCRIPT_TEXT 
 "ENTRY(Reset_Handler)\n\
 \n\
@@ -84,20 +88,20 @@ SECTIONS\n\
     __exidx_end = .;\n\
   } >FLASH\n\
 \n\
-  .preinit_array (READONLY)     :\n\
+  .preinit_array ${READONLY}     :\n\
   {\n\
     PROVIDE_HIDDEN (__preinit_array_start = .);\n\
     KEEP (*(.preinit_array*))\n\
     PROVIDE_HIDDEN (__preinit_array_end = .);\n\
   } >FLASH\n\
-  .init_array (READONLY) :\n\
+  .init_array ${READONLY} :\n\
   {\n\
     PROVIDE_HIDDEN (__init_array_start = .);\n\
     KEEP (*(SORT(.init_array.*)))\n\
     KEEP (*(.init_array*))\n\
     PROVIDE_HIDDEN (__init_array_end = .);\n\
   } >FLASH\n\
-  .fini_array (READONLY):\n\
+  .fini_array ${READONLY}:\n\
   {\n\
     PROVIDE_HIDDEN (__fini_array_start = .);\n\
     KEEP (*(SORT(.fini_array.*)))\n\