116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
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// Copyright 2020-2022 Beken
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _mb_ipc_h_
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#define _mb_ipc_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <common/bk_typedef.h>
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#include <common/bk_err.h>
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#if (CONFIG_CPU_CNT > 1)
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enum
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{
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MB_IPC_CONNECT_CMD = 0,
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MB_IPC_DISCONNECT_CMD,
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MB_IPC_SEND_CMD,
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MB_IPC_CMD_MAX = 0x7F, /* cmd id can NOT great than 0x7F. */
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};
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enum
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{
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/* 4 bits for route status, must be in range 0 ~ 15. */
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IPC_ROUTE_STATUS_OK = 0x00,
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IPC_ROUTE_QUEUE_FULL,
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IPC_ROUTE_UNREACHABLE,
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IPC_ROUTE_UNSOLICITED_RSP,
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IPC_ROUTE_UNMATCHED_RSP,
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IPC_ROUTE_RX_BUSY,
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};
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enum
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{
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/* 4 bits for api-implementation status, must be in range 0 ~ 15. */
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IPC_API_IMPL_STATUS_OK = 0x00,
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IPC_API_IMPL_NOT_INITED,
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IPC_API_IMPL_RX_BUSY,
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IPC_API_IMPL_RX_NOT_CONNECT,
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IPC_API_IMPL_RX_DATA_FAILED,
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// IPC_API_IMPL_RX_SEQ_ERROR,
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};
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enum
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{
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MB_IPC_TX_OK = 0,
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/* error codes for occuring in tx side. */
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MB_IPC_TX_FAILED,
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MB_IPC_DISCONNECTED,
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MB_IPC_INVALID_PORT,
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MB_IPC_INVALID_HANDLE,
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MB_IPC_INVALID_STATE,
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MB_IPC_INVALID_PARAM,
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MB_IPC_NOT_INITED,
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MB_IPC_TX_TIMEOUT,
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MB_IPC_TX_BUSY,
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MB_IPC_NO_DATA,
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MB_IPC_RX_DATA_FAILED,
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/* base error code for router. */
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/* errors occuring in router layer of tx side or router cpu. */
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MB_IPC_ROUTE_BASE_FAILED = 0x20,
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/* base error code for API-implementation. */
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/* errors occuring in destination cpu/port API layer. */
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MB_IPC_API_BASE_FAILED = 0x30,
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};
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#define INVALID_USER_CMD_ID 0xFF
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u32 mb_ipc_socket(u8 port, void * rx_callback);
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int mb_ipc_connect(u32 handle, u8 dst_cpu, u8 dst_port, u32 time_out);
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int mb_ipc_disconnect(u32 handle, u8 dst_cpu, u8 dst_port, u32 time_out);
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int mb_ipc_close(u32 handle, u32 time_out);
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int mb_ipc_send(u32 handle, u8 user_cmd, u8 * data_buff, u32 data_len, u32 time_out);
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int mb_ipc_get_recv_data_len(u32 handle);
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int mb_ipc_get_recv_event(u32 handle, u32 * event_flag);
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int mb_ipc_recv(u32 handle, u8 * user_cmd, u8 * data_buff, u32 buff_len, u32 time_out);
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u32 mb_ipc_server_get_connect_handle(u32 handle, u32 connect_id);
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int mb_ipc_server_close(u32 handle, u32 time_out);
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bk_err_t mb_ipc_init(void);
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#else /* (CONFIG_CPU_CNT > 1) */
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#define mb_ipc_init(void)
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#endif /* (CONFIG_CPU_CNT > 1) */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _mb_ipc_h_ */
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