log.c 1.1 KB

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  1. // Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. // http://www.apache.org/licenses/LICENSE-2.0
  7. //
  8. // Unless required by applicable law or agreed to in writing, software
  9. // distributed under the License is distributed on an "AS IS" BASIS,
  10. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  11. // See the License for the specific language governing permissions and
  12. // limitations under the License.
  13. /*
  14. * Log library — implementation notes.
  15. *
  16. * This was once an amazing logging library...which did many things I don't
  17. * understand. I sorta got it to work with the ESP8266, but it was originally
  18. * built for the ESP32 by Espressif. I gave up on that...and not it does pretty
  19. * much nothing but print messages.
  20. *
  21. * Mangled by Tyler Berezowsky
  22. */
  23. #include "log/esp_log.h"
  24. uint32_t esp_log_timestamp()
  25. {
  26. return xthal_get_ccount() / (CPU_CLK_FREQ / 1000);
  27. }