forked from forks/qmk_firmware
55 lines
2.6 KiB
C
55 lines
2.6 KiB
C
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/* Copyright 2021 QMK
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "stdint.h"
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#include "stdbool.h"
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#include "matrix.h"
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#include "transaction_id_define.h"
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#include "transport.h"
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typedef void (*slave_callback_t)(uint8_t initiator2target_buffer_size, const void *initiator2target_buffer, uint8_t target2initiator_buffer_size, void *target2initiator_buffer);
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// Split transaction Descriptor
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typedef struct _split_transaction_desc_t {
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uint8_t * status;
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uint8_t initiator2target_buffer_size;
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uint16_t initiator2target_offset;
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uint8_t target2initiator_buffer_size;
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uint16_t target2initiator_offset;
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slave_callback_t slave_callback;
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} split_transaction_desc_t;
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// Forward declaration for the split transactions
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extern split_transaction_desc_t split_transaction_table[NUM_TOTAL_TRANSACTIONS];
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#define split_shmem_offset_ptr(offset) ((void *)(((uint8_t *)split_shmem) + (offset)))
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#define split_trans_initiator2target_buffer(trans) (split_shmem_offset_ptr((trans)->initiator2target_offset))
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#define split_trans_target2initiator_buffer(trans) (split_shmem_offset_ptr((trans)->target2initiator_offset))
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// returns false if valid data not received from slave
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bool transactions_master(matrix_row_t master_matrix[], matrix_row_t slave_matrix[]);
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void transactions_slave(matrix_row_t master_matrix[], matrix_row_t slave_matrix[]);
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void transaction_register_rpc(int8_t transaction_id, slave_callback_t callback);
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bool transaction_rpc_exec(int8_t transaction_id, uint8_t initiator2target_buffer_size, const void *initiator2target_buffer, uint8_t target2initiator_buffer_size, void *target2initiator_buffer);
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#define transaction_rpc_send(transaction_id, initiator2target_buffer_size, initiator2target_buffer) transaction_rpc_exec(transaction_id, initiator2target_buffer_size, initiator2target_buffer, 0, NULL)
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#define transaction_rpc_recv(transaction_id, target2initiator_buffer_size, target2initiator_buffer) transaction_rpc_exec(transaction_id, 0, NULL, target2initiator_buffer_size, target2initiator_buffer)
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