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README.SPL: Add a small Debugging section

Signed-off-by: Tom Rini <trini@ti.com>
Tom Rini 11 years ago
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f8e754d51c
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      doc/README.SPL

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doc/README.SPL

@@ -78,3 +78,10 @@ an SPL CPU in boards.cfg as follows:
 
 This this case CPU will be set to "normal_cpu" during the main u-boot
 build and "spl_cpu" during the SPL build.
+
+
+Debugging
+---------
+
+When building SPL with DEBUG set you may also need to set CONFIG_PANIC_HANG
+as in most cases do_reset is not defined within SPL.