src/jtag/drivers/OpenULINK/src/delay.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 /***************************************************************************
   4  *   Copyright (C) 2011 by Martin Schmoelzer                               *
   5  *   <martin.schmoelzer@student.tuwien.ac.at>                              *
   6  ***************************************************************************/
   7
   8 #include "delay.h"
   9
  10 void delay_5us(void)
  11 {
  12         NOP;
  13 }
  14
  15 void delay_1ms(void)
  16 {
  17         uint16_t i;
  18
  19         for (i = 0; i < 598; i++)
  20                 ;
  21 }
  22
  23 void delay_us(uint16_t delay)
  24 {
  25         uint16_t i;
  26         uint16_t maxcount = (delay / 5);
  27
  28         for (i = 0; i < maxcount; i++)
  29                 delay_5us();
  30 }
  31
  32 void delay_ms(uint16_t delay)
  33 {
  34         uint16_t i;
  35
  36         for (i = 0; i < delay; i++)
  37                 delay_1ms();
  38 }