From 27953493ef025fb698d68c5dee39b36f01f4d530 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Wed, 27 Feb 2008 21:51:44 -0600 Subject: [PATCH] [new uImage] ppc: Determine if we are booting an OF style If we are bootin OF style than we can skip setting up some things that are used for the old boot method. Signed-off-by: Kumar Gala Acked-by: Marian Balakowicz --- lib_ppc/bootm.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/lib_ppc/bootm.c b/lib_ppc/bootm.c index fa28b4314e..3e89da1c46 100644 --- a/lib_ppc/bootm.c +++ b/lib_ppc/bootm.c @@ -71,10 +71,10 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], bd_t *kbd; ulong ep = 0; void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); + ulong of_size = 0; #if defined(CONFIG_OF_LIBFDT) char *of_flat_tree = NULL; - ulong of_size = 0; #endif /* @@ -92,12 +92,19 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], alloc_current = sp_limit = get_boot_sp_limit(sp); debug ("=> set upper limit to 0x%08lx\n", sp_limit); - /* allocate space and init command line */ - alloc_current = get_boot_cmdline (alloc_current, &cmd_start, &cmd_end); +#if defined(CONFIG_OF_LIBFDT) + /* find flattened device tree */ + get_fdt (cmdtp, flag, argc, argv, images, &of_flat_tree, &of_size); +#endif - /* allocate space for kernel copy of board info */ - alloc_current = get_boot_kbd (alloc_current, &kbd); - set_clocks_in_mhz(kbd); + if (!of_size) { + /* allocate space and init command line */ + alloc_current = get_boot_cmdline (alloc_current, &cmd_start, &cmd_end); + + /* allocate space for kernel copy of board info */ + alloc_current = get_boot_kbd (alloc_current, &kbd); + set_clocks_in_mhz(kbd); + } /* find kernel entry point */ if (images->legacy_hdr_valid) { @@ -123,9 +130,6 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], sp_limit, get_sp (), &initrd_start, &initrd_end); #if defined(CONFIG_OF_LIBFDT) - /* find flattened device tree */ - get_fdt (cmdtp, flag, argc, argv, images, &of_flat_tree, &of_size); - alloc_current = fdt_relocate (alloc_current, cmdtp, flag, argc, argv, &of_flat_tree, &of_size); -- 2.39.5