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author | Nick Brassel <[email protected]> | 2021-08-29 08:20:25 +1000 |
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committer | Nick Brassel <[email protected]> | 2021-08-29 08:20:25 +1000 |
commit | f061ca497464fe85284906fb163a33eaee7a91ef (patch) | |
tree | 33ef1bfb529aed382e8526c607c4e18717f92571 /drivers/serial.h | |
parent | ff65185dec6f97be1eb49f17cea526a0d0bbf3d6 (diff) | |
parent | 4bad375d7c09d949a9dcdd4feba147c9c7a67ec6 (diff) | |
download | qmk_firmware-f061ca497464fe85284906fb163a33eaee7a91ef.tar.gz qmk_firmware-f061ca497464fe85284906fb163a33eaee7a91ef.zip |
Breaking changes develop merge to master, 2021Q3 edition. (#14196)breakpoint_2021_08_280.14.0
Diffstat (limited to 'drivers/serial.h')
-rw-r--r-- | drivers/serial.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/serial.h b/drivers/serial.h new file mode 100644 index 0000000000..d9c2a69e96 --- /dev/null +++ b/drivers/serial.h @@ -0,0 +1,46 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#pragma once + +#include <stdint.h> +#include <stdbool.h> + +#include <transactions.h> + +// initiator is transaction start side +void soft_serial_initiator_init(void); +// target is interrupt accept side +void soft_serial_target_init(void); + +// initiator result +#define TRANSACTION_END 0 +#define TRANSACTION_NO_RESPONSE 0x1 +#define TRANSACTION_DATA_ERROR 0x2 +#define TRANSACTION_TYPE_ERROR 0x4 +int soft_serial_transaction(int sstd_index); + +// target status +// *SSTD_t.status has +// initiator: +// TRANSACTION_END +// or TRANSACTION_NO_RESPONSE +// or TRANSACTION_DATA_ERROR +// target: +// TRANSACTION_DATA_ERROR +// or TRANSACTION_ACCEPTED +#define TRANSACTION_ACCEPTED 0x8 +int soft_serial_get_and_clean_status(int sstd_index); |