First push after merge, split and enhance both zOS and zputa

include/simple_utils.h

@@ -0,0 +1,76 @@
+////////////////////////////////////////////////////////////////////////////////////////////////////////
+//
+// Name:            simple_utils.h
+// Created:         January 2019
+// Author(s):       Philip Smart
+// Description:     ZPU boottime simple utilities.
+//                  A set of utilities to be used in the IOCP (or other minimalist application) which
+//                  assume a minimum compile environment (ie. no printf)such that the smallest code
+//                  size is created.
+//
+// Credits:         
+// Copyright:       (c) 2019 Philip Smart <philip.smart@net2net.org>
+//
+// History:         January 2019   - Initial script written.
+//
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+// This source file is free software: you can redistribute it and#or modify
+// it under the terms of the GNU General Public License as published
+// by the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This source file is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+#ifndef SIMPLE_UTILS_H
+#define SIMPLE_UTILS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Prototypes
+void printnibble(uint8_t c);
+void printhexbyte(uint8_t c);
+void printhex(uint32_t c);
+void printdhex(uint32_t c);
+int memoryDump(uint32_t, uint32_t);
+unsigned int crc32_init(void);
+unsigned int crc32_addword(unsigned int, unsigned int);
+unsigned int get_dword(void);
+
+
+// Macro to print out hex data to the debug channel.
+//
+#define dbg_printnibble(a) ({\
+            set_serial_output(1);\
+            printnibble(a);\
+            set_serial_output(0);\
+           })
+#define dbg_printhexbyte(a) ({\
+            set_serial_output(1);\
+            printhexbyte(a);\
+            set_serial_output(0);\
+           })
+#define dbg_printhex(a) ({\
+            set_serial_output(1);\
+            printhex(a);\
+            set_serial_output(0);\
+           })
+#define dbg_printdhex(a) ({\
+            set_serial_output(1);\
+            printdhex(a);\
+            set_serial_output(0);\
+           })
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+