From a9ed11c3f6386a45e511b85a0d3734af60cb7e95 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Bergman?= <bjorn.bergman@iar.com>
Date: Fri, 17 Jan 2025 11:24:30 +0100
Subject: [PATCH] toolchain: iar: Implement MIN_SIZE and MAX_SIZE for IAR
 linker
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Implement the MIN_SIZE and MAX_SIZE options to
zephyr_linker_section_configurefor the IAR icf linker file
generator

Signed-off-by: Björn Bergman <bjorn.bergman@iar.com>
---
 cmake/linker/iar/config_file_script.cmake | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/cmake/linker/iar/config_file_script.cmake b/cmake/linker/iar/config_file_script.cmake
index 2877fcaa1d3..25d14a5d12f 100644
--- a/cmake/linker/iar/config_file_script.cmake
+++ b/cmake/linker/iar/config_file_script.cmake
@@ -440,6 +440,8 @@ function(section_to_string)
   get_property(endalign GLOBAL PROPERTY ${STRING_SECTION}_ENDALIGN)
   get_property(vma      GLOBAL PROPERTY ${STRING_SECTION}_VMA)
   get_property(lma      GLOBAL PROPERTY ${STRING_SECTION}_LMA)
+  get_property(min_size GLOBAL PROPERTY ${STRING_SECTION}_MIN_SIZE)
+  get_property(max_size GLOBAL PROPERTY ${STRING_SECTION}_MAX_SIZE)
   get_property(noinput  GLOBAL PROPERTY ${STRING_SECTION}_NOINPUT)
   get_property(noinit   GLOBAL PROPERTY ${STRING_SECTION}_NOINIT)
 
@@ -543,6 +545,12 @@ function(section_to_string)
   if(endalign)
     set(TEMP "${TEMP}, end alignment=${endalign}")
   endif()
+  if(DEFINED min_size)
+    set(TEMP "${TEMP}, minimum size=${min_size}")
+  endif()
+  if(DEFINED max_size)
+    set(TEMP "${TEMP}, maximum size=${max_size}")
+  endif()
 
   set(TEMP "${TEMP}\n{")
 
@@ -597,6 +605,9 @@ function(section_to_string)
     get_property(flags    GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx}_FLAGS)
     get_property(input    GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx}_INPUT)
     get_property(symbols  GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx}_SYMBOLS)
+    get_property(i_min_size GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx}_MIN_SIZE)
+    get_property(i_max_size GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx}_MAX_SIZE)
+
     # Get the next offset and use that as this ones size!
     get_property(offset   GLOBAL PROPERTY ${STRING_SECTION}_SETTING_${idx_next}_OFFSET)
 
@@ -682,6 +693,12 @@ function(section_to_string)
     else()
       list(APPEND block_attr "alignment=4")
     endif()
+    if(DEFINED i_min_size AND NOT i_min_size EQUAL 0)
+      list(APPEND block_attr "minimum size = ${i_min_size}")
+    endif()
+    if(DEFINED i_max_size )
+      list(APPEND block_attr "maximum size = ${i_max_size}")
+    endif()
 
     # LD
     # There are two ways to include more than one section: