Add spl load feature

This adds secondary program loader support to the generic board.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/common/board_f.c b/common/board_f.c
index d674f9d5098e1e02d98f972dddb6474f50ed811a..42042ccc062b8c580274b6eca85883b96927f229 100644 (file)
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -312,6 +312,7 @@ static int reserve_uboot(void)
        return 0;
 }
 
+#ifndef CONFIG_SPL_BUILD
 /* reserve memory for malloc() area */
 static int reserve_malloc(void)
 {
@@ -331,6 +332,7 @@ static int reserve_board(void)
                        sizeof(bd_t), gd->dest_addr_sp);
        return 0;
 }
+#endif
 
 static int setup_machine(void)
 {
@@ -370,6 +372,13 @@ static int reserve_fdt(void)
 
 static int reserve_stacks(void)
 {
+#ifdef CONFIG_SPL_BUILD
+# ifdef CONFIG_ARM
+       gd->dest_addr_sp -= 128;        /* leave 32 words for abort-stack */
+       gd->irq_sp = gd->dest_addr_sp;
+# endif
+#else
+
        /* setup stack pointer for exceptions */
        gd->dest_addr_sp -= 16;
        gd->dest_addr_sp &= ~0xf;
@@ -391,8 +400,10 @@ static int reserve_stacks(void)
 #  endif
        /* leave 3 words for abort-stack, plus 1 for alignment */
        gd->dest_addr_sp -= 16;
+# endif /* Architecture specific code */
 
        return 0;
+#endif
 }
 
 static int display_new_sp(void)
@@ -537,8 +548,10 @@ static init_fnc_t init_sequence_f[] = {
        reserve_lcd,
 #endif
        reserve_uboot,
+#ifndef CONFIG_SPL_BUILD
        reserve_malloc,
        reserve_board,
+#endif
        setup_machine,
        reserve_global_data,
        reserve_fdt,