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3 commits

Author SHA1 Message Date
Guo Ren
131aee8b98 csky: Fixup dead loop in show_stack 
When STACKTRACE is enabled, we must pass fp as stack for unwind,
otherwise random value in stack will casue a dead loop.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reported-by: Lu Baoquan <lu.baoquan@intellif.com>
 2019-02-13 09:48:14 +08:00
Guo Ren
8f4f1639a1 csky: optimize kernel panic print. 
Use STACKTRACE to optimize panic print more pretty and align registers
printing.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
 2018-12-31 23:15:38 +08:00
Guo Ren
2ce36bfa6a csky: Debug and Ptrace GDB 
This patch adds arch ptrace implementation, stack dump and bug.h.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
 2018-10-26 00:54:25 +08:00