Revert ldscript, and fix maximum_data_size

Author: shunceyb

boards.txt

@@ -9503,7 +9503,7 @@ GenH7.menu.pnum.DevEBoxH750VBTX.debug.svd_file={runtime.tools.STM32_SVD.path}/sv
 # WeAct Mini H723VGTX
 GenH7.menu.pnum.WeActMiniH723VGTX=WeAct MiniSTM32H723VGTX
 GenH7.menu.pnum.WeActMiniH723VGTX.upload.maximum_size=1048576
-GenH7.menu.pnum.WeActMiniH723VGTX.upload.maximum_data_size=577536
+GenH7.menu.pnum.WeActMiniH723VGTX.upload.maximum_data_size=327680
 GenH7.menu.pnum.WeActMiniH723VGTX.build.board=WeActMiniH723VGTX
 GenH7.menu.pnum.WeActMiniH723VGTX.build.product_line=STM32H723xx
 GenH7.menu.pnum.WeActMiniH750VBTX.build.variant_h=variant_WeActMiniH7xx.h

variants/STM32H7xx/H723V(E-G)(H-T)_H730VB(H-T)_H733VG(H-T)/ldscript.ld

@@ -6,7 +6,7 @@
 **  Author      : STM32CubeIDE
 **
 **  Abstract    : Linker script for STM32H7 series
-**                512Kbytes FLASH and 560Kbytes RAM
+**                1024Kbytes FLASH and 560Kbytes RAM
 **
 **                Set heap size, stack size and stack location according
 **                to application requirements.
@@ -21,7 +21,7 @@
 *****************************************************************************
 ** @attention
 **
-** Copyright (c) 2022 STMicroelectronics.
+** Copyright (c) 2025 STMicroelectronics.
 ** All rights reserved.
 **
 ** This software is licensed under terms that can be found in the LICENSE file
@@ -37,18 +37,18 @@ ENTRY(Reset_Handler)
 /* Highest address of the user mode stack */
 _estack = ORIGIN(RAM_D1) + LENGTH(RAM_D1);    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
-_Min_Heap_Size = 0x200 ;      /* required amount of heap  */
-_Min_Stack_Size = 0x400 ; /* required amount of stack */
+_Min_Heap_Size = 0x200;      /* required amount of heap  */
+_Min_Stack_Size = 0x400; /* required amount of stack */
 
 /* Specify the memory areas */
 MEMORY
 {
   ITCMRAM (xrw)    : ORIGIN = 0x00000000,   LENGTH = 64K
   DTCMRAM (xrw)    : ORIGIN = 0x20000000,   LENGTH = 128K
-  FLASH	  (rx)	   : ORIGIN = 0x8000000 + LD_FLASH_OFFSET, LENGTH = LD_MAX_SIZE - LD_FLASH_OFFSET
-  RAM_D1  (xrw)    : ORIGIN = 0x24000000,   LENGTH = 320K
+  FLASH    (rx)    : ORIGIN = 0x08000000 + LD_FLASH_OFFSET, LENGTH = LD_MAX_SIZE - LD_FLASH_OFFSET
+  RAM_D1  (xrw)    : ORIGIN = 0x24000000,   LENGTH = LD_MAX_DATA_SIZE
   RAM_D2  (xrw)    : ORIGIN = 0x30000000,   LENGTH = 32K
-  RAM_D3  (xrw)    : ORIGIN = 0x38000000,   LENGTH = 16K
+  RAM_D3  (xrw)    : ORIGIN = 0x38000000,   LENGTH = 16K 
 }
 
 /* Define output sections */
@@ -88,29 +88,33 @@ SECTIONS
     . = ALIGN(4);
   } >FLASH
 
-  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
-  .ARM : {
+  .ARM.extab (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  {
+    *(.ARM.extab* .gnu.linkonce.armextab.*)
+  } >FLASH
+  .ARM (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  {
     __exidx_start = .;
     *(.ARM.exidx*)
     __exidx_end = .;
   } >FLASH
 
-  .preinit_array     :
+  .preinit_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
   {
     PROVIDE_HIDDEN (__preinit_array_start = .);
     KEEP (*(.preinit_array*))
     PROVIDE_HIDDEN (__preinit_array_end = .);
   } >FLASH
 
-  .init_array :
+  .init_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
   {
     PROVIDE_HIDDEN (__init_array_start = .);
     KEEP (*(SORT(.init_array.*)))
     KEEP (*(.init_array*))
     PROVIDE_HIDDEN (__init_array_end = .);
   } >FLASH
 
-  .fini_array :
+  .fini_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
   {
     PROVIDE_HIDDEN (__fini_array_start = .);
     KEEP (*(SORT(.fini_array.*)))
@@ -171,4 +175,4 @@ SECTIONS
   }
 
   .ARM.attributes 0 : { *(.ARM.attributes) }
-}
+}