103 lines
3.3 KiB
C
103 lines
3.3 KiB
C
////////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Name: utils.h
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// Created: January 2019
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// Author(s): Philip Smart
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// Description: ZPU boottime simple utilities.
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// A set of utilities to be used in the IOCP (or other minimalist application) which
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// assume a minimum compile environment (ie. no printf)such that the smallest code
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// size is created.
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//
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// Credits:
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// Copyright: (c) 2019 Philip Smart <philip.smart@net2net.org>
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//
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// History: January 2019 - Initial script written.
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//
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// This source file is free software: you can redistribute it and#or modify
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// it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This source file is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef UTILS_H
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#define UTILS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Real time clock structure, maps to the underlying hardware.
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typedef struct {
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uint16_t year; /* 2000..2099 */
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uint8_t month; /* 1..12 */
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uint8_t day; /* 1.. 31 */
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uint8_t hour; /* 0..23 */
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uint8_t min; /* 0..59 */
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uint8_t sec; /* 0..59 */
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uint16_t msec; /* 0..999 */
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uint16_t usec; /* 0..999 */
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} RTC;
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// Prototypes
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void printnibble(uint8_t c);
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void printhexbyte(uint8_t c);
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void printhex(uint32_t c);
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void printdhex(uint32_t c);
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unsigned int crc32_init(void);
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unsigned int crc32_addword(unsigned int, unsigned int);
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unsigned int get_dword(void);
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char *getStrParam(char **);
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uint32_t getUintParam(char **ptr);
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uint8_t rtcSet(RTC *);
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void rtcGet(RTC *);
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// Debug only macros which dont generate code when debugging disabled.
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#ifdef DEBUG
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// Macro to print out hex data to the debug channel.
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//
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#define dbg_printnibble(a) ({\
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set_serial_output(1);\
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printnibble(a);\
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set_serial_output(0);\
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})
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#define dbg_printhexbyte(a) ({\
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set_serial_output(1);\
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printhexbyte(a);\
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set_serial_output(0);\
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})
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#define dbg_printhex(a) ({\
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set_serial_output(1);\
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printhex(a);\
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set_serial_output(0);\
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})
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#define dbg_printdhex(a) ({\
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set_serial_output(1);\
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printdhex(a);\
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set_serial_output(0);\
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})
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#else
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#define dbg_printnibble(a)
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#define dbg_printhexbyte(a)
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#define dbg_printhex(a)
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#define dbg_printdhex(a)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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