flash mmap: fix bug for cache2phys and phys2cache on esp32s2

components/esp32s2/ld/esp32s2.project.ld.in

@@ -251,6 +251,7 @@ SECTIONS
   /* When modifying the alignment, update tls_section_alignment in pxPortInitialiseStack */
   .flash.rodata : ALIGN(0x10)
   {
+    _rodata_reserved_start = ABSOLUTE(.);
     _rodata_start = ABSOLUTE(.);
 
     *(.rodata_desc .rodata_desc.*)               /* Should be the first.  App version info.        DO NOT PUT ANYTHING BEFORE IT! */
@@ -308,12 +309,14 @@ SECTIONS
     *(.tbss)
     *(.tbss.*)
     _thread_local_end = ABSOLUTE(.);
+    _rodata_reserved_end = ABSOLUTE(.);
     . = ALIGN(4);
   } >default_rodata_seg
 
   .flash.text :
   {
     _stext = .;
+    _instruction_reserved_start = ABSOLUTE(.);
     _text_start = ABSOLUTE(.);
 
     mapping[flash_text]
@@ -324,6 +327,7 @@ SECTIONS
     *(.fini)
     *(.gnu.version)
     _text_end = ABSOLUTE(.);
+    _instruction_reserved_end = ABSOLUTE(.);
     _etext = .;
 
     /* Similar to _iram_start, this symbol goes here so it is