altos: Clean up boot loader support

[fw/altos] / src / stm / altos-loader.ld

diff --git a/src/stm/altos-loader.ld b/src/stm/altos-loader.ld
index 50a425c75309f2cf203bf25d200f50e2706cbcfe..2e36dce9cab630792fa6dcf01ed9eb721c8016b5 100644 (file)
--- a/src/stm/altos-loader.ld
+++ b/src/stm/altos-loader.ld
@@ -48,9 +48,20 @@ SECTIONS {
        } > rom
        __text_end__ = .;
 
+       /* Boot data which must live at the start of ram so that
+        * the application and bootloader share the same addresses.
+        * This must be all uninitialized data
+        */
+       .boot : {
+               __boot_start__ = .;
+               *(.boot)
+               . = ALIGN(4);
+               __boot_end__ = .;
+       } >ram
+
        /* Functions placed in RAM (required for flashing) */
        .textram : {
-               __text_ram_start = .;
+               __text_ram_start__ = .;
                __data_start__ = .;
                *(.text.ram)
                . = ALIGN(4);