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Diffstat (limited to 'mnsl/mns_pmp.h')
| -rw-r--r-- | mnsl/mns_pmp.h | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/mnsl/mns_pmp.h b/mnsl/mns_pmp.h new file mode 100644 index 0000000..96b22b0 --- /dev/null +++ b/mnsl/mns_pmp.h @@ -0,0 +1,211 @@ +/* + * MOST NetServices "Light" V3.2.7.0.1796 MultiInstance Patch + * + * Copyright (C) 2015 Microchip Technology Germany II GmbH & Co. KG + * + * 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 3 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/>. + * + * You may also obtain this software under a propriety license from Microchip. + * Please contact Microchip for further information. + * + */ + +/*! + * \file + * \brief Internal header file of Port Message Protocol + * + * \cond MNS_INTERNAL_DOC + * \addtogroup G_PMH + * @{ + */ + +#ifndef MNS_PMP_H +#define MNS_PMP_H + +/*------------------------------------------------------------------------------------------------*/ +/* Includes */ +/*------------------------------------------------------------------------------------------------*/ +#include "mns_cfg.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + +/*------------------------------------------------------------------------------------------------*/ +/* Macros */ +/*------------------------------------------------------------------------------------------------*/ +#define PMP_PM_MAX_SIZE_HEADER 8U /*!< \brief Maximum size of a port message header */ +#define PMP_PM_MIN_SIZE_HEADER 6U /*!< \brief Minimum size of a port message header */ +#define PMP_MAX_NUM_FIFOS 7U /*!< \brief Maximum number if FIFOs an an array + * \details Means "3" if FIFO "0" and "2" is used + */ +#define PMP_CREDITS_MASK 0x3FU /*!< \brief Valid bits for credits: 5..0 */ +#define PMP_CREDITS_MIN 1U /*!< \brief Minimum value for credits: 1 */ +#define PMP_CREDITS_MAX 63U /*!< \brief Maximum value for credits: 63 */ + +/*------------------------------------------------------------------------------------------------*/ +/* Types */ +/*------------------------------------------------------------------------------------------------*/ + +/*! \brief Specifies the FIFO */ +typedef enum Pmp_FifoId_ +{ + PMP_FIFO_ID_MCM = 0U, /*!< \brief FIFO dedicated to MOST Control Messages (MCM) */ + /* PMP_FIFO_ID_MDP = 1U, < (reserved identifier) */ + PMP_FIFO_ID_ICM = 2U, /*!< \brief FIFO dedicated to INIC Control Messages (ICM) */ + PMP_FIFO_ID_ALL = 3U, /*!< \brief All FIFOs (ICM, MCM) */ + /* PMP_FIFO_ID_MEP = 4U < (reserved identifier) */ + /* PMP_FIFO_ID_IOCM = 5U < (reserved identifier) */ + PMP_FIFO_ID_RCM = 6U /*!< \brief FIFO dedicated to Remote Control Messages (RCM) */ + /* PMP_FIFO_ID_RSVD = 7U < (reserved identifier) */ + +} Pmp_FifoId_t; + +/*! \brief Specifies the messages type */ +typedef enum Pmp_MsgType_ +{ + PMP_MSG_TYPE_CMD = 0U, /*!< \brief FIFO command message */ + PMP_MSG_TYPE_STATUS = 1U, /*!< \brief FIFO status message */ + PMP_MSG_TYPE_DATA = 2U /*!< \brief FIFO data message */ + +} Pmp_MsgType_t; + +/*! \brief Specifies the direction of the Port Message */ +typedef enum Pmp_Direction_ +{ + PMP_DIR_TX = 0, /*!< \brief Direction Tx (EHC -> INIC) */ + PMP_DIR_RX = 1 /*!< \brief Direction Rx (INIC -> EHC) */ + +} Pmp_Direction_t; + +/*! \brief Specifies FIFO status types */ +typedef enum Pmp_StatusType_ +{ + PMP_STATUS_TYPE_FAILURE = 0U, /*!< \brief PMP status type "failure" */ + PMP_STATUS_TYPE_FLOW = 1U, /*!< \brief PMP status type "flow" */ + PMP_STATUS_TYPE_SYNCED = 4U, /*!< \brief PMP status type "synced" */ + PMP_STATUS_TYPE_UNSYNCED_BSY = 5U, /*!< \brief PMP status type "unsynced_busy" */ + PMP_STATUS_TYPE_UNSYNCED_RDY = 6U /*!< \brief PMP status type "unsynced_ready" */ + +} Pmp_StatusType_t; + +/*! \brief Specifies FIFO status codes */ +typedef enum Pmp_StatusCode_ +{ + PMP_STATUS_CODE_BUSY = 0U, /*!< \brief PMP status code "busy" */ + PMP_STATUS_CODE_SUCCESS = 1U, /*!< \brief PMP status code "success" */ + PMP_STATUS_CODE_CANCELED = 3U, /*!< \brief PMP status code "canceled" */ + PMP_STATUS_CODE_NACK = 8U /*!< \brief PMP status code "not_acknowledge" */ + +} Pmp_StatusCode_t; + +/*! \brief Specifies FIFO status codes */ +typedef enum Pmp_UnsyncReason_ +{ + PMP_UNSYNC_R_STARTUP = 1U, /*!< \brief PMP status code, UnsyncReason "INIC Startup" */ + PMP_UNSYNC_R_REINIT = 2U, /*!< \brief PMP status code, UnsyncReason "Re-init of another FIFO" */ + PMP_UNSYNC_R_COMMAND = 3U, /*!< \brief PMP status code, UnsyncReason "By sync or un-sync command" */ + PMP_UNSYNC_R_ACK_TIMEOUT = 4U, /*!< \brief PMP status code, UnsyncReason "Missing EHC Rx acknowledge" */ + PMP_UNSYNC_R_WD_TIMEOUT = 5U, /*!< \brief PMP status code, UnsyncReason "Missing EHC status request" */ + PMP_UNSYNC_R_TX_TIMEOUT = 6U /*!< \brief PMP status code, UnsyncReason "Missing EHC read, or blocked communication" */ + +} Pmp_UnsyncReason_t; + +/*! \brief Specifies FIFO command types */ +typedef enum Pmp_CommandType_ +{ + PMP_CMD_TYPE_REQ_STATUS = 0U, /*!< \brief PMP command type "request_status" */ + PMP_CMD_TYPE_MSG_ACTION = 1U, /*!< \brief PMP command type "message_action" */ + /* PMP_CMD_TYPE_TRIGGER_NAOMDP = 2U, < (reserved identifier) */ + PMP_CMD_TYPE_SYNCHRONIZATION = 4U /*!< \brief PMP command type "synchronization" */ + +} Pmp_CommandType_t; + +/*! \brief Specifies FIFO command codes */ +typedef enum Pmp_CommandCode_ +{ + PMP_CMD_CODE_REQ_STATUS = 0U, /*!< \brief PMP command code "request_status" */ + /* PMP_CMD_CODE_TRIGGER_NAOMDP = 0U, < (reserved identifier)*/ + PMP_CMD_CODE_ACTION_RETRY = 1U, /*!< \brief PMP command type "request_status" */ + PMP_CMD_CODE_ACTION_CANCEL = 2U, /*!< \brief PMP command type "request_status" */ + PMP_CMD_CODE_ACTION_CANCEL_ALL = 3U, /*!< \brief PMP command type "request_status" */ + PMP_CMD_CODE_UNSYNC = 10U, /*!< \brief PMP command type "request_status" */ + PMP_CMD_CODE_SYNC = 21U /*!< \brief PMP command type "request_status" */ + +} Pmp_CommandCode_t; + +/*------------------------------------------------------------------------------------------------*/ +/* Header buffer operations */ +/*------------------------------------------------------------------------------------------------*/ +extern void Pmp_SetPml(uint8_t header[], uint8_t length); +extern void Pmp_SetPmhl(uint8_t header[], uint8_t length); +extern void Pmp_SetFph(uint8_t header[], Pmp_FifoId_t id, Pmp_MsgType_t type); +extern void Pmp_SetExtType(uint8_t header[], uint8_t type, uint8_t code); +extern void Pmp_SetSid(uint8_t header[], uint8_t sid); + +extern uint8_t Pmp_GetPml(uint8_t header[]); +extern uint8_t Pmp_GetPmhl(uint8_t header[]); +extern Pmp_FifoId_t Pmp_GetFifoId(uint8_t header[]); +extern Pmp_MsgType_t Pmp_GetMsgType(uint8_t header[]); +extern uint8_t Pmp_GetSid(uint8_t header[]); +extern uint8_t Pmp_GetDataSize(uint8_t header[]); +extern uint8_t Pmp_GetData(uint8_t header[], uint8_t index); +extern bool Pmp_VerifyHeader(uint8_t header[], uint8_t buf_len); + +/*------------------------------------------------------------------------------------------------*/ +/* Class CPmh */ +/*------------------------------------------------------------------------------------------------*/ +/*! \brief Defines the content of a Port Message Header + * \details The current structure does not support "direction" and "retransmitted" flag. + */ +typedef struct CPmh_ +{ + uint8_t pml; /*!< \brief Port Message length */ + uint8_t pmhl; /*!< \brief Port Message Header length */ + Pmp_MsgType_t msg_type; /*!< \brief Port Message type */ + Pmp_FifoId_t fifo_id; /*!< \brief FIFO identifier */ + uint8_t sid; /*!< \brief The SequenceId */ + uint8_t ext_type; /*!< \brief status or content type */ + +} CPmh; + +/*------------------------------------------------------------------------------------------------*/ +/* Function Prototypes */ +/*------------------------------------------------------------------------------------------------*/ +extern void Pmh_Ctor(CPmh *self); +extern void Pmh_BuildHeader(CPmh *self, uint8_t data[]); +extern void Pmh_DecodeHeader(CPmh *self, uint8_t data[]); +extern void Pmh_SetFph(CPmh *self, Pmp_FifoId_t fifo_id, Pmp_MsgType_t msg_type); +extern Pmp_StatusType_t Pmh_GetExtStatusType(CPmh *self); +extern Pmp_StatusCode_t Pmh_GetExtStatusCode(CPmh *self); +extern Pmp_CommandCode_t Pmh_GetExtCommandCode(CPmh *self); +extern Pmp_CommandType_t Pmh_GetExtCommandType(CPmh *self); +extern void Pmh_SetExtType(CPmh *self, uint8_t type, uint8_t code); + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* MNS_PMP_H */ + +/*! + * @} + * \endcond + */ + +/*------------------------------------------------------------------------------------------------*/ +/* End of file */ +/*------------------------------------------------------------------------------------------------*/ + |