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Re: [PATCH v4 2/3] target/riscv: Expose "priv" register for GDB for read
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From: |
Bin Meng |
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Subject: |
Re: [PATCH v4 2/3] target/riscv: Expose "priv" register for GDB for reads |
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Date: |
Tue, 15 Oct 2019 16:38:27 +0800 |
On Mon, Oct 14, 2019 at 11:53 PM Jonathan Behrens <address@hidden> wrote:
>
> This patch enables a debugger to read the current privilege level via a
> virtual
> "priv" register. When compiled with CONFIG_USER_ONLY the register is still
> visible but always reports the value zero.
>
> Signed-off-by: Jonathan Behrens <address@hidden>
> ---
> configure | 4 ++--
> gdb-xml/riscv-32bit-virtual.xml | 11 +++++++++++
> gdb-xml/riscv-64bit-virtual.xml | 11 +++++++++++
> target/riscv/gdbstub.c | 23 +++++++++++++++++++++++
> 4 files changed, 47 insertions(+), 2 deletions(-)
> create mode 100644 gdb-xml/riscv-32bit-virtual.xml
> create mode 100644 gdb-xml/riscv-64bit-virtual.xml
>
Reviewed-by: Bin Meng <address@hidden>
Tested-by: Bin Meng <address@hidden>