tree 22ea70c5fb7ee07ce8f3afd6944346fcffd45725
parent 9bb73502321d46f4d320fa17aa38201445783fc4
author Bin Meng <bmeng.cn@gmail.com> 1568990834 -0700
committer Palmer Dabbelt <palmer@sifive.com> 1572274013 -0700
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riscv: Skip checking CSR privilege level in debugger mode

If we are in debugger mode, skip the CSR privilege level checking
so that we can read/write all CSRs. Otherwise we get:

(gdb) p/x $mtvec
Could not fetch register "mtvec"; remote failure reply 'E14'

when the hart is currently in S-mode.

Reported-by: Zong Li <zong.li@sifive.com>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>