strmhz.c 412 B

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  1. /*
  2. * (C) Copyright 2002-2006
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * SPDX-License-Identifier: GPL-2.0+
  6. */
  7. #include <common.h>
  8. char *strmhz (char *buf, unsigned long hz)
  9. {
  10. long l, n;
  11. long m;
  12. n = DIV_ROUND_CLOSEST(hz, 1000) / 1000L;
  13. l = sprintf (buf, "%ld", n);
  14. hz -= n * 1000000L;
  15. m = DIV_ROUND_CLOSEST(hz, 1000L);
  16. if (m != 0)
  17. sprintf (buf + l, ".%03ld", m);
  18. return (buf);
  19. }