[new uImage] Cleanup OF/FDT #if/#elif/#endif use in do_bootm_linux()

Make CONFIG_OF_LIBFDT and CONFIG_OF_FLAT_TREE use more
readable in PPC variant of do_bootm_linux() routine.

Signed-off-by: Marian Balakowicz <m8@semihalf.com>

diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index e61a304..5f1b6b6 100644 (file)
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -40,8 +40,7 @@
 #include <fdt.h>
 #include <libfdt.h>
 #include <fdt_support.h>
-#endif
-#if defined(CONFIG_OF_FLAT_TREE)
+#elif defined(CONFIG_OF_FLAT_TREE)
 #include <ft_build.h>
 #endif
 

diff --git a/lib_ppc/ppc_linux.c b/lib_ppc/ppc_linux.c
index ff2a3e5..94872a6 100644 (file)
--- a/lib_ppc/ppc_linux.c
+++ b/lib_ppc/ppc_linux.c
@@ -37,8 +37,7 @@
 #include <fdt.h>
 #include <libfdt.h>
 #include <fdt_support.h>
-#endif
-#if defined(CONFIG_OF_FLAT_TREE)
+#elif defined(CONFIG_OF_FLAT_TREE)
 #include <ft_build.h>
 #endif
 
@@ -269,7 +268,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
                hdr = (image_header_t *)of_flat_tree;
 #if defined(CONFIG_OF_FLAT_TREE)
                if (*((ulong *)(of_flat_tree + image_get_header_size ())) != OF_DT_HEADER) {
-#else
+#elif defined(CONFIG_OF_LIBFDT)
                if (fdt_check_header (of_flat_tree + image_get_header_size ()) != 0) {
 #endif
 #ifndef CFG_NO_FLASH
@@ -313,7 +312,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
                        }
 #if defined(CONFIG_OF_FLAT_TREE)
                        if (*((ulong *)(of_flat_tree + image_get_header_size ())) != OF_DT_HEADER) {
-#else
+#elif defined(CONFIG_OF_LIBFDT)
                        if (fdt_check_header (of_flat_tree + image_get_header_size ()) != 0) {
 #endif
                                puts ("ERROR: uImage data is not a fdt - "
@@ -364,7 +363,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
 
 #if defined(CONFIG_OF_FLAT_TREE)
                if (*((ulong *)(of_flat_tree)) != OF_DT_HEADER) {
-#else
+#elif defined(CONFIG_OF_LIBFDT)
                if (fdt_check_header (of_flat_tree) != 0) {
 #endif
                        puts ("ERROR: image is not a fdt - "
@@ -375,7 +374,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
 #if defined(CONFIG_OF_FLAT_TREE)
                if (((struct boot_param_header *)of_flat_tree)->totalsize !=
                        image_to_cpu (len_ptr[2])) {
-#else
+#elif defined(CONFIG_OF_LIBFDT)
                if (be32_to_cpu (fdt_totalsize (of_flat_tree)) !=
                        image_to_cpu (len_ptr[2])) {
 #endif
@@ -518,8 +517,9 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
                ft_board_setup(of_flat_tree, gd->bd);
 #endif
        }
-#endif /* CONFIG_OF_LIBFDT */
-#if defined(CONFIG_OF_FLAT_TREE)
+
+#elif defined(CONFIG_OF_FLAT_TREE)
+
 #ifdef CFG_BOOTMAPSZ
        /*
         * The blob must be within CFG_BOOTMAPSZ,
@@ -552,7 +552,9 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
         */
        ft_setup(of_flat_tree, kbd, initrd_start, initrd_end);
        /* ft_dump_blob(of_flat_tree); */
-#endif
+
+#endif /* #if defined(CONFIG_OF_LIBFDT) #elif defined(CONFIG_OF_FLAT_TREE) */
+
        debug ("## Transferring control to Linux (at address %08lx) ...\n",
                (ulong)kernel);