Re: [RFC v2 1/2] riscv: allow resume after exception

On Sun, Oct 29, 2023 at 09:45:32AM +0100, Heinrich Schuchardt wrote:

If CSRs like seed are readable by S-mode, may not be determinable by S-mode. For safe driver probing allow to resume via a longjmp after an exception.

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com

v2: new patch

---

arch/riscv/lib/interrupts.c | 13 +++++++++++++ include/interrupt.h | 22 ++++++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 include/interrupt.h

Reviewed-by: Leo Yu-Chi Liang ycliang@andestech.com