update linker scripts:

- add _stext and _etext symbols
- add symtabd section

board/ipe337/u-boot.lds.S

@@ -75,6 +75,10 @@ SECTIONS
 	.u_boot_initcalls : { INITCALLS }
 	___u_boot_initcalls_end = .;
 
+	__u_boot_symtab_start = .;
+	.u_boot_symtab : { U_BOOT_SYMS }
+	__u_boot_symtab_end = .;
+
 	. = ALIGN(4);
 	__bss_start = .;
 	.bss : { *(.bss) }

board/phycore_mpc5200b_tiny/u-boot.lds.S

@@ -28,8 +28,11 @@ OUTPUT_ARCH("powerpc")
    __DYNAMIC = 0;    */
 SECTIONS
 {
+  . = TEXT_BASE;
+  _text = .;
+  _stext = .;
   /* Read-only sections, merged into text segment: */
-  . = + SIZEOF_HEADERS;
+  . = . + SIZEOF_HEADERS;
   .interp : { *(.interp) }
   .hash          : { *(.hash)		}
   .dynsym        : { *(.dynsym)		}
@@ -68,7 +71,7 @@ SECTIONS
 
   /* Read-write section, merged into data segment: */
   . = (. + 0x0FFF) & 0xFFFFF000;
-  _erotext = .;
+  _etext = .;
   PROVIDE (erotext = .);
   .reloc   :
   {
@@ -104,6 +107,10 @@ SECTIONS
   __u_boot_initcalls_end = .;
   __initcall_entries = (__u_boot_initcalls_end - __u_boot_initcalls_start) >> 2;
 
+  __u_boot_symtab_start = .;
+  .u_boot_symtab : { U_BOOT_SYMS }
+  __u_boot_symtab_end = .;
+
   __early_init_data_begin = .;
   .early_init_data : { *(.early_init_data) }
   __early_init_data_end = .;

board/scb9328/u-boot.lds.S

@@ -29,11 +29,13 @@ OUTPUT_ARCH(arm)
 ENTRY(_start)
 SECTIONS
 {
-	. = 0x00000000;
+	. = TEXT_BASE;
 
 	. = ALIGN(4);
 	.text      :
 	{
+		_stext = .;
+		_text = .;
 		arch/arm/cpu/start-arm920t.o	(.text)
 		*(.text)
 	}
@@ -41,6 +43,8 @@ SECTIONS
 	. = ALIGN(4);
 	.rodata : { *(.rodata) }
 
+	_etext = .;			/* End of text and rodata section */
+
 	. = ALIGN(4);
 	.data : { *(.data) }
 
@@ -56,6 +60,10 @@ SECTIONS
 	.u_boot_initcalls : { INITCALLS }
 	__u_boot_initcalls_end = .;
 
+	__u_boot_symtab_start = .;
+	.u_boot_symtab : { U_BOOT_SYMS }
+	__u_boot_symtab_end = .;
+
 	. = ALIGN(4);
 	__bss_start = .;
 	.bss : { *(.bss) }