ARM: linker script: factor out vectors and stubs

Signed-off-by: Nicolas Pitre <[email protected]>
Tested-by: Chris Brandt <[email protected]>

Author: Nicolas Pitre

arch/arm/kernel/vmlinux-xip.lds.S

@@ -73,26 +73,7 @@ SECTIONS
 
 	_etext = .;			/* End of text and rodata section */
 
-	/*
-	 * The vectors and stubs are relocatable code, and the
-	 * only thing that matters is their relative offsets
-	 */
-	__vectors_start = .;
-	.vectors 0xffff0000 : AT(__vectors_start) {
-		*(.vectors)
-	}
-	. = __vectors_start + SIZEOF(.vectors);
-	__vectors_end = .;
-
-	__stubs_start = .;
-	.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) {
-		*(.stubs)
-	}
-	. = __stubs_start + SIZEOF(.stubs);
-	__stubs_end = .;
-
-	PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors));
-
+	ARM_VECTORS
 	INIT_TEXT_SECTION(8)
 	.exit.text : {
 		ARM_EXIT_KEEP(EXIT_TEXT)

arch/arm/kernel/vmlinux.lds.S

@@ -86,26 +86,7 @@ SECTIONS
 #endif
 	__init_begin = .;
 
-	/*
-	 * The vectors and stubs are relocatable code, and the
-	 * only thing that matters is their relative offsets
-	 */
-	__vectors_start = .;
-	.vectors 0xffff0000 : AT(__vectors_start) {
-		*(.vectors)
-	}
-	. = __vectors_start + SIZEOF(.vectors);
-	__vectors_end = .;
-
-	__stubs_start = .;
-	.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) {
-		*(.stubs)
-	}
-	. = __stubs_start + SIZEOF(.stubs);
-	__stubs_end = .;
-
-	PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors));
-
+	ARM_VECTORS
 	INIT_TEXT_SECTION(8)
 	.exit.text : {
 		ARM_EXIT_KEEP(EXIT_TEXT)

arch/arm/kernel/vmlinux.lds.h

@@ -92,3 +92,24 @@
 		*(.ARM.extab*)						\
 		__stop_unwind_tab = .;					\
 	}
+
+/*
+ * The vectors and stubs are relocatable code, and the
+ * only thing that matters is their relative offsets
+ */
+#define ARM_VECTORS							\
+	__vectors_start = .;						\
+	.vectors 0xffff0000 : AT(__vectors_start) {			\
+		*(.vectors)						\
+	}								\
+	. = __vectors_start + SIZEOF(.vectors);				\
+	__vectors_end = .;						\
+									\
+	__stubs_start = .;						\
+	.stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) {		\
+		*(.stubs)						\
+	}								\
+	. = __stubs_start + SIZEOF(.stubs);				\
+	__stubs_end = .;						\
+									\
+	PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors));