forked from Mirrors/opensbi

For some debuggers that do not implement SYSWRITEC and SYSREADC operations, we have to use SYSWRITE and SYSREAD. Instead of implementing semihosting_putc() using SYSWRITE, let us simply remove semihosting_putc() because console_putc/console_puts are now interchangeable. Signed-off-by: Chen Pei <cp0613@linux.alibaba.com> Signed-off-by: Xiang W <wxjstz@126.com> Reviewed-by: Guo Ren <guoren@kernel.org> Reviewed-by: Anup Patel <anup@brainfault.org>