From: Keith Packard <keithp@keithp.com>
Date: Tue, 27 Jan 2015 06:10:47 +0000 (-0800)
Subject: altos/stmf0: Fix linker scripts to make ao_boot work
X-Git-Tag: 1.6~61
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=e1d5bcb1968e280b8ebdf6c8b12e8a87167fd890

altos/stmf0: Fix linker scripts to make ao_boot work

The flash loader ended up assuming ao_boot was at the start of ram,
while the application stuck it after the interrupt table (where it
needs to go).

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/stmf0/altos-loader.ld b/src/stmf0/altos-loader.ld
index 2feb515d..86cf1838 100644
--- a/src/stmf0/altos-loader.ld
+++ b/src/stmf0/altos-loader.ld
@@ -29,14 +29,15 @@ SECTIONS {
 	 * Rom contents
 	 */
 
-	.text : {
+	.interrupt : {
 		__text_start__ = .;
 		*(.interrupt)	/* Interrupt vectors */
+	} > rom
 
-		. = ORIGIN(rom) + 0x100;
-
+	.text ORIGIN(rom) + 0x100 : {
 		ao_romconfig.o(.romconfig*)
 		ao_product.o(.romconfig*)
+
 		*(.text*)	/* Executable code */
 		*(.ARM.exidx* .gnu.linkonce.armexidx.*)
 		*(.rodata*)	/* Constants */
@@ -47,7 +48,7 @@ SECTIONS {
 	 * the application and bootloader share the same addresses.
 	 * This must be all uninitialized data
 	 */
-	.boot (NOLOAD) : {
+	.boot ORIGIN(ram) + SIZEOF(.interrupt) (NOLOAD) : {
 		__boot_start__ = .;
 		*(.boot)
 		__boot_end__ = .;
diff --git a/src/stmf0/altos.ld b/src/stmf0/altos.ld
index 742d8419..9dbc83d0 100644
--- a/src/stmf0/altos.ld
+++ b/src/stmf0/altos.ld
@@ -54,13 +54,10 @@ SECTIONS {
 		ao_product.o(.romconfig*)
 
 		*(.text*)	/* Executable code */
+		*(.ARM.exidx* .gnu.linkonce.armexidx.*)
 		*(.rodata*)	/* Constants */
 
 	} > rom
-
-	.ARM.exidx : {
-		*(.ARM.exidx* .gnu.linkonce.armexidx.*)
-	} > rom
 	__text_end__ = .;
 
 	/* Boot data which must live at the start of ram so that