forked from Mirrors/opensbi

We add SBI debug console extension related defines to the SBI ecall interface header. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com> Reviewed-by: Bin Meng <bmeng@tinylab.org> Reviewed-by: Xiang W <wxjstz@126.com>