1 /*
2  * linux-user semihosting console
3  *
4  * Copyright (c) 2019
5  * Written by Alex Bennée <alex.bennee@linaro.org>
6  *
7  * SPDX-License-Identifier: GPL-3.0-or-later
8  */
9 
10 #define SYS_READC       0x07
11 
12 #include <stdio.h>
13 #include <stdint.h>
14 #include "semicall.h"
15 
16 int main(void)
17 {
18     char c;
19 
20     printf("Semihosting Console Test\n");
21     printf("hit X to exit:");
22 
23     do {
24         c = __semi_call(SYS_READC, 0);
25         printf("got '%c'\n", c);
26     } while (c != 'X');
27 
28     return 0;
29 }
30