From 337d390b3a9c1ce92a12bdb77b9ae6ded6273b12 Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Tue, 9 Oct 2007 17:31:46 +0800 Subject: Blackfin arch: Print out debug info, as early as possible Print out debug info, as early as possible - even before the kernel initializes the interrupt vectors. Now we can print out debug messages almost anytime during the boot process. Signed-off-by: Robin Getz Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf548/head.S | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'arch/blackfin/mach-bf548/head.S') diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S index 532ed0930b5e..3071c243d426 100644 --- a/arch/blackfin/mach-bf548/head.S +++ b/arch/blackfin/mach-bf548/head.S @@ -125,6 +125,12 @@ ENTRY(__stext) FP = SP; USP = SP; +#ifdef CONFIG_EARLY_PRINTK + SP += -12; + call _init_early_exception_vectors; + SP += 12; +#endif + /* Put The Code for PLL Programming and SDRAM Programming in L1 ISRAM */ call _bf53x_relocate_l1_mem; #if CONFIG_BFIN_KERNEL_CLOCK -- cgit v1.2.3-59-g8ed1b