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author | Mike Frysinger <vapier@gentoo.org> | 2011-05-07 21:55:04 (GMT) |
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committer | Mike Frysinger <vapier@gentoo.org> | 2011-07-12 06:17:45 (GMT) |
commit | fb5166ce35de489c8a96f3696e208eaae6a5a8d8 (patch) | |
tree | 82f4ddc19fc7a05e6689722981a99445581f1b72 /arch/blackfin/cpu/init.S | |
parent | 08a82a447b2a89d705edba952612d00c84129cb8 (diff) | |
download | u-boot-fsl-qoriq-fb5166ce35de489c8a96f3696e208eaae6a5a8d8.tar.xz |
Blackfin: add init.elf helper code
This creates a standalone ELF that executes just the Blackfin initcode.
This is useful for people who want to program the low level aspects of
the CPU (memory/clocks/etc...) and can easily be used with JTAG for
quick booting while developing.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/cpu/init.S')
-rw-r--r-- | arch/blackfin/cpu/init.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/blackfin/cpu/init.S b/arch/blackfin/cpu/init.S new file mode 100644 index 0000000..f48c113 --- /dev/null +++ b/arch/blackfin/cpu/init.S @@ -0,0 +1,9 @@ +#include <asm/blackfin.h> +ENTRY(_start) + sp.l = LO(L1_SRAM_SCRATCH_END - 20); + sp.h = HI(L1_SRAM_SCRATCH_END - 20); + call _initcode; +1: + emuexcpt; + jump 1b; +END(_start) |