| 1 | /* |
| 2 | * linux-user semihosting console |
| 3 | * |
| 4 | * Copyright (c) 2024 |
| 5 | * Written by Alex Bennée <alex.bennee@linaro.org> |
| 6 | * |
| 7 | * SPDX-License-Identifier: GPL-2.0-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 | } |