Alt+Ctrl+C

cleonos/c/apps/spin_main.c

@@ -0,0 +1,16 @@
+#include <cleonos_syscall.h>
+
+int cleonos_app_main(void) {
+    static const char banner[] =
+        "spin: busy loop started (test Alt+Ctrl+C force stop)\n";
+    volatile u64 noise = 0xC1E0C1E0ULL;
+
+    (void)cleonos_sys_tty_write(banner, (u64)(sizeof(banner) - 1U));
+
+    for (;;) {
+        noise ^= (noise << 7);
+        noise ^= (noise >> 9);
+        noise ^= 0x9E3779B97F4A7C15ULL;
+        noise += 0xA5A5A5A5A5A5A5A5ULL;
+    }
+}