fin SETR2

P7_SETR2/P7_SETR2_TGFX/MDK-ARM/disable_semihosting.c

@@ -0,0 +1,71 @@
+// This file disables the semi-hosting feature in Keil 6, by stubbing out the funtions the related functions.
+// This is done to allow execution of the TouchGFX application without having a debugger connected.
+// To enable the semi-hosting functionality, this file should simply be excluded from the project.
+
+#if __ARMCC_VERSION >= 6000000
+
+__asm(".global __use_no_semihosting");
+
+#include <rt_sys.h>
+#include <time.h>
+
+FILEHANDLE _sys_open(const char * name, int openmode)
+{
+    return 0;
+}
+
+int _sys_close(FILEHANDLE fh)
+{
+    return 0; //return success
+}
+
+int _sys_write(FILEHANDLE fh, const unsigned char * buf, unsigned len, int mode)
+{
+    return 0;
+}
+
+int _sys_read(FILEHANDLE fh, unsigned char * buf, unsigned len, int mode)
+{
+     return 0;
+}
+
+void _ttywrch(int ch)
+{
+}
+
+int _sys_istty(FILEHANDLE fh)
+{
+    return 1; // no interactive device present
+}
+
+int _sys_seek(FILEHANDLE fh, long pos)
+{
+    return -1; // error
+}
+
+int _sys_ensure(FILEHANDLE fh)
+{
+    return 0; // success
+}
+
+long _sys_flen(FILEHANDLE fh)
+{
+    return 0;
+}
+
+int _sys_tmpnam(char * name, int sig, unsigned maxlen)
+{
+    return 0; // fail, not supported
+}
+
+void _sys_exit(int returncode)
+{
+    while(1) {};
+}
+
+time_t time(time_t *p)
+{
+    return 0;
+}
+
+#endif