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| author | Robin Getz <robin.getz@analog.com> | 2007-10-09 17:31:46 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@analog.com> | 2007-10-09 17:31:46 +0800 |
| commit | 337d390b3a9c1ce92a12bdb77b9ae6ded6273b12 (patch) | |
| tree | 2c870e325162c3d1a66390fb6d6db3e92de9e2eb /arch/blackfin/mach-bf537 | |
| parent | ce3afa1c043ab3d4125671441a57353d80f5f6f7 (diff) | |
| download | linux-337d390b3a9c1ce92a12bdb77b9ae6ded6273b12.tar.gz linux-337d390b3a9c1ce92a12bdb77b9ae6ded6273b12.tar.bz2 linux-337d390b3a9c1ce92a12bdb77b9ae6ded6273b12.zip | |
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 <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin/mach-bf537')
| -rw-r--r-- | arch/blackfin/mach-bf537/head.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S index 2c4ae466d4e9..3014fe8dd155 100644 --- a/arch/blackfin/mach-bf537/head.S +++ b/arch/blackfin/mach-bf537/head.S @@ -224,6 +224,12 @@ ENTRY(__start) 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 |