Revision c53ef0b1 core/inc/aos_sssp.h
core/inc/aos_sssp.h | ||
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/* CHECKS */ |
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/******************************************************************************/ |
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|
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#if (AMIROOS_CFG_SSSP_MSI == true) |
|
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#error "SSSP module stack initialization (MSI not implemented yet" |
|
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#if (!(AMIROOS_CFG_SSSP_MODULEIDWIDTH == 8) && \ |
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!(AMIROOS_CFG_SSSP_MODULEIDWIDTH == 16) && \ |
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!(AMIROOS_CFG_SSSP_MODULEIDWIDTH == 32) && \ |
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!(AMIROOS_CFG_SSSP_MODULEIDWIDTH == 64)) |
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#error "AMIROOS_CFG_SSSP_MODULEIDWIDTH set to an invalid value." |
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#endif |
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|
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/******************************************************************************/ |
... | ... | |
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* @brief Enumeration of the several stages of SSSP. |
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*/ |
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typedef enum { |
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AOS_SSSP_STAGE_UNDEFINED = 0x0000, /**< Identifier of yet undefined stage variable. */ |
|
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AOS_SSSP_STAGE_STARTUP = 0x1000, /**< Identifier of SSSP startup phase. */ |
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AOS_SSSP_STAGE_STARTUP_1 = 0x1100, /**< Identifier of SSSP startup phase stage 1. */ |
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AOS_SSSP_STAGE_STARTUP_1_1 = 0x1110, /**< Identifier of SSSP startup phase stage 1-1. */ |
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AOS_SSSP_STAGE_STARTUP_1_2 = 0x1120, /**< Identifier of SSSP startup phase stage 1-2. */ |
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AOS_SSSP_STAGE_STARTUP_1_3 = 0x1130, /**< Identifier of SSSP startup phase stage 1-3. */ |
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AOS_SSSP_STAGE_STARTUP_2 = 0x1200, /**< Identifier of SSSP startup phase stage 2. */ |
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AOS_SSSP_STAGE_STARTUP_2_1 = 0x1210, /**< Identifier of SSSP startup phase stage 2-1. */ |
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AOS_SSSP_STAGE_STARTUP_2_2 = 0x1220, /**< Identifier of SSSP startup phase stage 2-2. */ |
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AOS_SSSP_STAGE_STARTUP_3 = 0x1300, /**< Identifier of SSSP startup phase stage 3. */ |
|
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AOS_SSSP_STAGE_STARTUP_3_1 = 0x1310, /**< Identifier of SSSP startup phase stage 3-1. */ |
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AOS_SSSP_STAGE_STARTUP_3_2 = 0x1320, /**< Identifier of SSSP startup phase stage 3-2. */ |
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AOS_SSSP_STAGE_STARTUP_3_3 = 0x1330, /**< Identifier of SSSP startup phase stage 3-3. */ |
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AOS_SSSP_STAGE_STARTUP_3_4 = 0x1340, /**< Identifier of SSSP startup phase stage 3-4. */ |
|
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AOS_SSSP_STAGE_OPERATION = 0x2000, /**< Identifier of SSSP operation phase. */ |
|
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AOS_SSSP_STAGE_SHUTDOWN = 0x3000, /**< Identifier of SSSP shutdown phase. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1 = 0x3100, /**< Identifier of SSSP shutdown phase stage 1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_1 = 0x3110, /**< Identifier of SSSP shutdown phase stage 1-1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_2 = 0x3120, /**< Identifier of SSSP shutdown phase stage 1-2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_3 = 0x3130, /**< Identifier of SSSP shutdown phase stage 1-3. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2 = 0x3200, /**< Identifier of SSSP shutdown phase stage 2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_1 = 0x3210, /**< Identifier of SSSP shutdown phase stage 2-1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_2 = 0x3220, /**< Identifier of SSSP shutdown phase stage 2-2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_3 = 0x3230, /**< Identifier of SSSP shutdown phase stage 2-3. */ |
|
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AOS_SSSP_STAGE_UNDEFINED = 0x00000000, /**< Identifier of yet undefined stage variable. */ |
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AOS_SSSP_STAGE_STARTUP = 0x10000000, /**< Identifier of SSSP startup phase. */ |
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AOS_SSSP_STAGE_STARTUP_1 = 0x11000000, /**< Identifier of SSSP startup phase stage 1. */ |
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AOS_SSSP_STAGE_STARTUP_1_1 = 0x11100000, /**< Identifier of SSSP startup phase stage 1-1. */ |
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AOS_SSSP_STAGE_STARTUP_1_2 = 0x11200000, /**< Identifier of SSSP startup phase stage 1-2. */ |
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AOS_SSSP_STAGE_STARTUP_1_3 = 0x11300000, /**< Identifier of SSSP startup phase stage 1-3. */ |
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AOS_SSSP_STAGE_STARTUP_2 = 0x12000000, /**< Identifier of SSSP startup phase stage 2. */ |
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AOS_SSSP_STAGE_STARTUP_2_1 = 0x12100000, /**< Identifier of SSSP startup phase stage 2-1. */ |
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AOS_SSSP_STAGE_STARTUP_2_2 = 0x12200000, /**< Identifier of SSSP startup phase stage 2-2. */ |
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AOS_SSSP_STAGE_STARTUP_3 = 0x13000000, /**< Identifier of SSSP startup phase stage 3. */ |
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AOS_SSSP_STAGE_STARTUP_3_1 = 0x13100000, /**< Identifier of SSSP startup phase stage 3-1. */ |
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AOS_SSSP_STAGE_STARTUP_3_1_BROADCASTINIT = 0x13110001, /**< Identifier of SSSP startup phase stage 3-1 broadcast initialization (master only). */ |
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AOS_SSSP_STAGE_STARTUP_3_1_WAITFORINIT = 0x13110002, /**< Identifier of SSSP startup phase stage 3-1 waiting for broadcast (non-master only). */ |
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AOS_SSSP_STAGE_STARTUP_3_2 = 0x13200000, /**< Identifier of SSSP startup phase stage 3-2. */ |
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AOS_SSSP_STAGE_STARTUP_3_3 = 0x13300000, /**< Identifier of SSSP startup phase stage 3-3. */ |
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AOS_SSSP_STAGE_STARTUP_3_3_WAIT4EVENT = 0x13310000, /**< Identifier of SSSP startup phase stage 3-3 waiting for an event to occurr. */ |
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AOS_SSSP_STAGE_STARTUP_3_3_BROADCASTID = 0x13320000, /**< Identifier of SSSP startup phase stage 3-3 broadcasting identifier. */ |
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AOS_SSSP_STAGE_STARTUP_3_4 = 0x13400000, /**< Identifier of SSSP startup phase stage 3-4. */ |
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AOS_SSSP_STAGE_STARTUP_3_4_COMPLETION = 0x13410000, /**< Identifier of SSSP startup phase stage 3-4 completion. */ |
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AOS_SSSP_STAGE_STARTUP_3_4_ABORTION = 0x13420000, /**< Identifier of SSSP startup phase stage 3-4 abortion. */ |
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AOS_SSSP_STAGE_STARTUP_3_4_ABORTION_INIT = 0x13421000, /**< Identifier of SSSP startup phase stage 3-4 abortion initialization. */ |
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AOS_SSSP_STAGE_STARTUP_3_4_ABORTION_SYNC = 0x13422000, /**< Identifier of SSSP startup phase stage 3-4 abortion synchronization. */ |
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AOS_SSSP_STAGE_OPERATION = 0x20000000, /**< Identifier of SSSP operation phase. */ |
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AOS_SSSP_STAGE_SHUTDOWN = 0x30000000, /**< Identifier of SSSP shutdown phase. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1 = 0x31000000, /**< Identifier of SSSP shutdown phase stage 1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_1 = 0x31100000, /**< Identifier of SSSP shutdown phase stage 1-1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_2 = 0x31200000, /**< Identifier of SSSP shutdown phase stage 1-2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_1_3 = 0x31300000, /**< Identifier of SSSP shutdown phase stage 1-3. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2 = 0x32000000, /**< Identifier of SSSP shutdown phase stage 2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_1 = 0x32100000, /**< Identifier of SSSP shutdown phase stage 2-1. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_2 = 0x32200000, /**< Identifier of SSSP shutdown phase stage 2-2. */ |
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AOS_SSSP_STAGE_SHUTDOWN_2_3 = 0x32300000, /**< Identifier of SSSP shutdown phase stage 2-3. */ |
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} aos_ssspstage_t; |
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|
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/** |
... | ... | |
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typedef uint16_t aos_ssspmoduleid_t; |
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#elif (AMIROOS_CFG_SSSP_MODULEIDWIDTH == 32) |
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typedef uint32_t aos_ssspmoduleid_t; |
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#else
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#error "AMIROOS_CFG_SSSP_MODULEIDWIDTH set to an invalid value."
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#elif (AMIROOS_CFG_SSSP_MODULEIDWIDTH == 64)
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typedef uint64_t aos_ssspmoduleid_t;
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#endif |
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|
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/** |
... | ... | |
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*/ |
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aos_ssspstage_t stage; |
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|
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#if (AMIROOS_CFG_SSSP_MSI == true) || defined(__DOXYGEN__) |
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|
|
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/** |
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* @brief Module identifier. |
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* @details A value of @p AOS_SSSP_MODULEID_INVALID indicates an uninitialized ID. |
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* The values @p AOS_SSSP_MODULEID_INVALID and @p AOS_SSSP_MODULEID_ALL are reserved and must not be set. |
|
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*/ |
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aos_ssspmoduleid_t moduleId; |
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|
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#endif /* (AMIROOS_CFG_SSSP_MSI == true) */ |
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|
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} aos_ssspdata_t; |
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#if (AMIROOS_CFG_SSSP_MSI == true) || defined(__DOXYGEN__) |
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|
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/** |
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* @brief Type to qualify attempts to transmitt/receive mesages via BCB. |
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*/ |
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typedef enum { |
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AOS_SSSP_BCB_SUCCESS, /**< BCB access was sucessfull. */ |
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AOS_SSSP_BCB_ERROR, /**< BCB access failed or no message was available. */ |
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AOS_SSSP_BCB_INVALIDMSG, /**< Invalid BCB message detected. */ |
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} aos_ssspbcbstatus_t; |
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|
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/** |
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* @brief Data structure to be transmitted via BCB during module stack initialization (MSI). |
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*/ |
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typedef struct { |
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|
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/** |
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* @brief Type of the message. |
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*/ |
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uint8_t type; |
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/** |
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* @brief Message payload. |
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* @details Payload depends on message type. |
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*/ |
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union { |
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/** |
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* @brief Transmitted ID. |
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* @details This field is only used for @p SSSP_MSI_ID type messages. |
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*/ |
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aos_ssspmoduleid_t id; |
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} payload PACKED_VAR; |
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} aos_ssspbcbmessage_t; |
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/* |
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* Available BCB messages: |
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*/ |
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#define AOS_SSSP_BCBMESSAGE_INVALID 0 /**< Invalid BCB message. */ |
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#define AOS_SSSP_BCBMESSAGE_MSIINIT 1 /**< MSI initialization message. */ |
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#define AOS_SSSP_BCBMESSAGE_MSIID 2 /**< MSI identifier message. */ |
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#define AOS_SSSP_BCBMESSAGE_MSIABORT 3 /**< MSI abort message. */ |
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|
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/** |
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* @brief Data structure required for the module stack initialization (MSI) phase. |
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*/ |
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typedef struct { |
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|
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/** |
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* @brief Timout related data. |
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*/ |
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struct { |
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/** |
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* @brief Timer to trigger potential timeouts. |
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* @details This timer must not be an AMiRo-OS timer, since delays occurr before system is initialized. |
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*/ |
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virtual_timer_t timer; |
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|
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/** |
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* @brief Event source to be triggered on timeout. |
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*/ |
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event_source_t eventsource; |
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/** |
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* @brief Event listener to inform the MSI thread about timeout events. |
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*/ |
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event_listener_t eventlistener; |
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} timeout; |
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|
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/** |
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* @brief Signal related data. |
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*/ |
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struct { |
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/** |
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* @brief Pointer to an existing event listener, which informs about GPIO signal events. |
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*/ |
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event_listener_t* eventlistener; |
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} signals; |
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/** |
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* @brief BCB related data. |
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*/ |
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struct { |
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/** |
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* @brief Message object. |
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*/ |
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aos_ssspbcbmessage_t message; |
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|
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/** |
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* @brief Buffer for (de)serialization BCB messages. |
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*/ |
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uint8_t buffer[sizeof(aos_ssspbcbmessage_t)]; |
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/** |
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* @brief Return status of last BCB access. |
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*/ |
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aos_ssspbcbstatus_t status; |
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/** |
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* @brief The most recently received identifier. |
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*/ |
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aos_ssspmoduleid_t lastid; |
|
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} bcb; |
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} aos_ssspmsidata_t; |
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#endif /* (AMIROOS_CFG_SSSP_MSI == true) */ |
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|
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/******************************************************************************/ |
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/* MACROS */ |
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/******************************************************************************/ |
... | ... | |
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#if defined(__cplusplus) |
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extern "C" { |
161 | 275 |
#endif /* defined(__cplusplus) */ |
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|
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/* |
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* module specific interface functions |
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*/ |
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#if !defined(moduleSsspSignalPD) || defined(__DOXYGEN__) |
|
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/** |
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* @brief Retreive the control GPIO object for the PD signal. |
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* @return Pounter to the control GPIO object. |
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*/ |
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apalControlGpio_t* moduleSsspSignalPD(void); |
|
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#endif /* !defined(moduleSsspSignalPD) */ |
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#if !defined(moduleSsspEventflagPD) || defined(__DOXYGEN__) |
|
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/** |
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* @brief Retreive the GPIO event flag set by a PD signal edge. |
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* @return Eventflag set on PD events. |
|
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*/ |
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292 |
eventflags_t moduleSsspEventflagPD(void); |
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#endif /* !defined(moduleSsspEventflagPD) */ |
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|
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#if !defined(moduleSsspSignalS) || defined(__DOXYGEN__) |
|
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/** |
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* @brief Retreive the control GPIO object for the S signal. |
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* @return Pounter to the control GPIO object. |
|
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*/ |
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300 |
apalControlGpio_t* moduleSsspSignalS(void); |
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#endif /* !defined(moduleSsspSignalS) */ |
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#if !defined(moduleSsspEventflagS) || defined(__DOXYGEN__) |
|
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/** |
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304 |
* @brief Retreive the GPIO event flag set by a S signal edge. |
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* @return Eventflag set on S events. |
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*/ |
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307 |
eventflags_t moduleSsspEventflagS(void); |
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#endif /* !defined(moduleSsspEventflagS) */ |
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|
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#if (AMIROOS_CFG_SSSP_MSI == true) || defined(__DOXYGEN__) |
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|
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#if (AMIROOS_CFG_SSSP_STACK_START != true) || defined(__DOXYGEN__) |
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#if !defined(moduleSsspSignalDN) || defined(__DOXYGEN__) |
|
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/** |
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315 |
* @brief Retreive the control GPIO object for the DN signal. |
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* @return Pounter to the control GPIO object. |
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317 |
*/ |
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apalControlGpio_t* moduleSsspSignalDN(void); |
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#endif /* !defined(moduleSsspSignalDN) */ |
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320 |
#if !defined(moduleSsspEventflagDN) || defined(__DOXYGEN__) |
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/** |
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322 |
* @brief Retreive the GPIO event flag set by a DN signal edge. |
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* @return Eventflag set on DN events. |
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*/ |
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325 |
eventflags_t moduleSsspEventflagDN(void); |
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#endif /* !defined(moduleSsspEventflagDN) */ |
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#endif /* (AMIROOS_CFG_SSSP_STACK_START != true) */ |
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|
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#if (AMIROOS_CFG_SSSP_STACK_END != true) || defined(__DOXYGEN__) |
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#if !defined(moduleSsspSignalUP) || defined(__DOXYGEN__) |
|
331 |
/** |
|
332 |
* @brief Retreive the control GPIO object for the UP signal. |
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333 |
* @return Pounter to the control GPIO object. |
|
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*/ |
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335 |
apalControlGpio_t* moduleSsspSignalUP(void); |
|
336 |
#endif /* !defined(moduleSsspSignalUP) */ |
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337 |
#if !defined(moduleSsspEventflagUP) || defined(__DOXYGEN__) |
|
338 |
/** |
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339 |
* @brief Retreive the GPIO event flag set by a UP signal edge. |
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* @return Eventflag set on UP events. |
|
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*/ |
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342 |
eventflags_t moduleSsspEventflagUP(void); |
|
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#endif /* !defined(moduleSsspEventflagUP) */ |
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#endif /* (AMIROOS_CFG_SSSP_STACK_END != true) */ |
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|
|
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#if !defined(moduleSsspBcbTransmit) || defined(__DOXYGEN__) |
|
347 |
/** |
|
348 |
* @brief Transmit data via BCB. |
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349 |
* |
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350 |
* @param[in] buffer Pointer to a buffer, that holds the data to be sent. |
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351 |
* @param[in] length Length of the buffer in bytes. |
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352 |
* |
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* @return Status value, indicating whether the operation was successful. |
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*/ |
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355 |
aos_ssspbcbstatus_t moduleSsspBcbTransmit(const uint8_t* buffer, size_t length); |
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|
|
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/** |
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358 |
* @brief Receive a message from BCB. |
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359 |
* @note If a message is received, which is not defined by SSSP, the data may be irreversibly discarded by this function. |
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360 |
* |
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361 |
* @param[out] buffer Pointer to a buffer to store the received data to. |
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362 |
* @param[in] length Number of expected bytes to receive. |
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* Obviously, the buffer must be large enough. |
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364 |
* |
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365 |
* @return Status value, indicating whether the operation was successful. |
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366 |
*/ |
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367 |
aos_ssspbcbstatus_t moduleSsspBcbReceive(uint8_t* buffer, size_t length); |
|
368 |
#endif /* !defined(moduleSsspBcbTransmit) */ |
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369 |
|
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370 |
#endif /* (AMIROOS_CFG_SSSP_MSI == true) */ |
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371 |
|
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372 |
/* |
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* API functions |
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*/ |
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162 | 375 |
void aosSsspInit(aos_timestamp_t* system_uptime); |
163 |
aos_status_t aosSsspProceed(event_listener_t* listener, eventflags_t flags, eventmask_t mask, eventmask_t* received); |
|
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aos_status_t aosSsspProceed(event_listener_t* listener, eventmask_t mask, eventmask_t* received); |
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#if (AMIROOS_CFG_SSSP_MSI == true) || defined(__DOXYGEN__) |
|
378 |
void aosSsspMsiInit(aos_ssspmsidata_t* msidata, eventmask_t delayMask, eventmask_t timeoutMask, event_listener_t* gpioListener); |
|
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void aosSsspMsi(aos_ssspmsidata_t* msidata, eventmask_t* received); |
|
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#endif /* (AMIROOS_CFG_SSSP_MSI == true) */ |
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#if ((AMIROOS_CFG_SSSP_MASTER != true) && (AMIROOS_CFG_PROFILE == true)) || defined(__DOXYGEN__) |
|
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float aosSsspGetSyncSkew(void); |
|
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#endif /* (AMIROOS_CFG_SSSP_MASTER != true) && (AMIROOS_CFG_PROFILE == true) */ |
|
164 | 384 |
void aosSsspShutdownInit(bool active); |
165 | 385 |
#if (AMIROOS_CFG_SSSP_SHUTDOWN == true) || defined(__DOXYGEN__) |
166 | 386 |
void aosSsspShutdownBroadcastIdentifier(unsigned int identifier); |
167 | 387 |
eventmask_t aosSsspShutdownWaitForIdentifierPulse(event_listener_t* gpiolistener, eventflags_t sflags, eventmask_t timermask, unsigned int* identifier); |
168 | 388 |
#endif /* (AMIROOS_CFG_SSSP_SHUTDOWN == true) */ |
169 |
#if ((AMIROOS_CFG_SSSP_MASTER != true) && (AMIROOS_CFG_PROFILE == true)) || defined(__DOXYGEN__) |
|
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float aosSsspGetSyncSkew(void); |
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171 |
#endif /* (AMIROOS_CFG_SSSP_MASTER != true) && (AMIROOS_CFG_PROFILE == true) */ |
|
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|
|
172 | 390 |
#if defined(__cplusplus) |
173 | 391 |
} |
174 | 392 |
#endif /* defined(__cplusplus) */ |
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