PD Buddy Sink Firmware
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pdb_pe.h 1.6KB

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  1. /*
  2. * PD Buddy - USB Power Delivery for everyone
  3. * Copyright (C) 2017 Clayton G. Hobbs <clay@lakeserv.net>
  4. *
  5. * This program is free software: you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation, either version 3 of the License, or
  8. * (at your option) any later version.
  9. *
  10. * This program is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. * GNU General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17. */
  18. #ifndef PDB_PE_H
  19. #define PDB_PE_H
  20. #include <stdbool.h>
  21. #include <stdint.h>
  22. #include <ch.h>
  23. struct pdb_pe {
  24. THD_WORKING_AREA(_wa, 128);
  25. thread_t *thread;
  26. /* PE mailbox for received PD messages */
  27. mailbox_t mailbox;
  28. /* The received message we're currently working with */
  29. union pd_msg *_message;
  30. /* The most recent Request from the DPM */
  31. union pd_msg *_last_dpm_request;
  32. /* Whether or not we have an explicit contract */
  33. bool _explicit_contract;
  34. /* Whether or not we're receiving minimum power */
  35. bool _min_power;
  36. /* The number of hard resets we've sent */
  37. int8_t _hard_reset_counter;
  38. /* The result of the last Type-C Current match comparison */
  39. int8_t _old_tcc_match;
  40. /* Queue for the PE mailbox */
  41. msg_t _mailbox_queue[PDB_MSG_POOL_SIZE];
  42. };
  43. #endif /* PDB_PE_H */