x86: Make the upper bound on relocated symbols closed instead of open

[u-boot] / arch / x86 / lib / init_helpers.c

diff --git a/arch/x86/lib/init_helpers.c b/arch/x86/lib/init_helpers.c
index d10a846cfdcb73be337638b5384205cc1c1948e2..9fd87dfd2e0ecac9807417affce5879298faed6c 100644 (file)
--- a/arch/x86/lib/init_helpers.c
+++ b/arch/x86/lib/init_helpers.c
@@ -86,15 +86,16 @@ int calculate_relocation_address(void)
 
        /* Stack is at top of available memory */
        dest_addr = gd->ram_size;
-       gd->start_addr_sp = dest_addr;
 
-       /* U-Boot is below the stack */
-       dest_addr -= CONFIG_SYS_STACK_SIZE;
+       /* U-Boot is at the top */
        dest_addr -= (bss_end - text_start);
        dest_addr &= ~15;
        gd->relocaddr = dest_addr;
        gd->reloc_off = (dest_addr - text_start);
 
+       /* Stack is at the bottom, so it can grow down */
+       gd->start_addr_sp = dest_addr - CONFIG_SYS_MALLOC_LEN;
+
        return 0;
 }