strmhz.c 409 B

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