hpw421初始版本

2026-06-06 16:49:48 +08:00
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+/**
+****************************************************************************************
+*
+* @file sch_alarm.h
+*
+* @brief sch_alarm main module
+*
+* Copyright (C) RivieraWaves 2009-2017
+*
+*
+****************************************************************************************
+*/
+
+#ifndef _SCH_ALARM_H_
+#define _SCH_ALARM_H_
+
+/**
+ ****************************************************************************************
+ * @addtogroup SCH
+ * @brief Entry points of the Scheduling alaram module
+ *
+ * @{
+ ****************************************************************************************
+ */
+
+#include "rwip_config.h"
+
+#include <stdint.h>               // Standard integer definitions
+#include <stdbool.h>              // Standard boolean definitions
+#include "co_list.h"              // List management functions definitions
+
+
+/*
+ * MACROS
+ ****************************************************************************************
+ */
+
+
+
+/*
+ * DEFINES
+ ****************************************************************************************
+ */
+
+
+/*
+ * DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// SCH_ALARM error codes
+enum sch_alarm_error
+{
+    /// SCH_ALARM request succeed
+    SCH_ALARM_ERROR_OK                 = 0,
+    /// SCH_ALARM request rejected error
+    SCH_ALARM_ERROR_REJECTED,
+    /// SCH_ALARM element not found error
+    SCH_ALARM_ERROR_NOT_FOUND,
+    /// SCH_ALARM request rejected due to bandwidth full error
+    SCH_ALARM_ERROR_BW_FULL
+};
+
+
+/*
+ * TYPE DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// Alarm element structure
+struct sch_alarm_tag
+{
+    /// List element for chaining in the Even Arbiter lists
+    struct co_list_hdr hdr;
+
+    /// Timestamp of alarm expiry (in BT half-slots and half-us)
+    rwip_tgt_timer_t   time;
+
+    /// Call back function invoked upon alarm expiry
+    void (*cb_alarm)(struct sch_alarm_tag*);
+};
+
+/*
+ * GLOBAL VARIABLE DECLARATIONS
+ ****************************************************************************************
+ */
+
+
+/*
+ * FUNCTION DECLARATIONS
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Initialize the Scheduling alarm.
+ *
+ * @param[in] init_type  Type of initialization (@see enum rwip_init_type)
+ ****************************************************************************************
+ */
+void sch_alarm_init(uint8_t init_type);
+
+/**
+ ****************************************************************************************
+ * @brief Alarm interrupt handler
+ *
+ * This function is called under interrupt when an alarm is triggered.
+ *
+ ****************************************************************************************
+ */
+void sch_alarm_timer_isr(void);
+
+/**
+ ****************************************************************************************
+ * @brief Set an alarm
+ *
+ * If the alarm specify an instant in the past, the alarm is scheduled for earliest
+ * possible time.
+ *
+ * @param[in] elt      Pointer to the alarm element to be programmed
+ ****************************************************************************************
+ */
+void sch_alarm_set(struct sch_alarm_tag* elt);
+
+/**
+ ****************************************************************************************
+ * @brief Clear an alarm
+ *
+ * @param[in] elt      Pointer to the alarm element to be cleared
+ *
+ * @return 0 - no error / 1:255 - error
+ ****************************************************************************************
+ */
+uint8_t sch_alarm_clear(struct sch_alarm_tag* elt);
+
+///@} SCH_ALARM
+
+#endif // _SCH_ALARM_H_
@@ -0,0 +1,270 @@
+/**
+****************************************************************************************
+*
+* @file SCH_ARB.h
+*
+* @brief SCH_ARB main module
+*
+* Copyright (C) RivieraWaves 2009-2017
+*
+*
+****************************************************************************************
+*/
+
+#ifndef _SCH_ARB_H_
+#define _SCH_ARB_H_
+
+/**
+ ****************************************************************************************
+ * @addtogroup SCH
+ * @brief Entry points of the Scheduling Arbiter module
+ *
+ * This module contains the primitives that allow stacks to schedule an event or frame.
+ *
+ * @{
+ ****************************************************************************************
+ */
+
+#include "rwip_config.h"
+
+#include <stdint.h>               // Standard integer definitions
+#include <stdbool.h>              // Standard boolean definitions
+#include "co_list.h"              // List management functions definitions
+#include "rwip.h"                 // For rwip_time_t
+
+
+/*
+ * MACROS
+ ****************************************************************************************
+ */
+
+
+
+/*
+ * DEFINES
+ ****************************************************************************************
+ */
+
+/// Default BW 2 slots
+#define SCH_ARB_BW_USED_DFT_SLOT         (2)
+#define SCH_ARB_BW_USED_DFT_US           (SCH_ARB_BW_USED_DFT_SLOT*SLOT_SIZE)
+
+
+/// Set ASAP settings
+#define SCH_ARB_ASAP_STG_SET(evt, type, phase, resched_att, prio_inc)  evt->asap_settings = ( (((type) << 14) & 0xC000) | (((phase) << 11) & 0x3800) | (((resched_att) << 6) & 0x03C0) | (((prio_inc) << 0) & 0x003F) );
+/// Get/Set type from ASAP settings
+#define SCH_ARB_ASAP_STG_TYPE_GET(evt)                      ((uint8_t)((evt->asap_settings & 0xC000) >> 14))
+#define SCH_ARB_ASAP_STG_TYPE_SET(evt, type)                ( evt->asap_settings = ((evt->asap_settings & ~(0xC000)) | (((type) << 14) & 0xC000)) )
+/// Get phase from ASAP settings
+#define SCH_ARB_ASAP_STG_PHASE_GET(evt)                    ((uint8_t)((evt->asap_settings & 0x3800) >> 11))
+/// Get/Set rescheduling attempts from ASAP settings
+#define SCH_ARB_ASAP_STG_RESCHED_ATT_GET(evt)               ((uint8_t)((evt->asap_settings & 0x03C0) >> 6))
+#define SCH_ARB_ASAP_STG_RESCHED_ATT_SET(evt, resched_att)  ( evt->asap_settings = ((evt->asap_settings & ~(0x03C0)) | (((resched_att) << 6) & 0x03C0)) )
+/// Get priority increment from ASAP settings
+#define SCH_ARB_ASAP_STG_PRIO_INC_GET(evt)                  ((uint8_t)((evt->asap_settings & 0x003F) >> 0))
+
+/// Maximum SCH_ARB element duration in half-us
+#define SCH_ARB_MAX_DURATION               (400000)
+
+
+/*
+ * DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// SCH_ARB error codes
+enum sch_arb_error
+{
+    /// SCH_ARB request succeed
+    SCH_ARB_ERROR_OK                 = 0,
+    /// SCH_ARB request rejected error
+    SCH_ARB_ERROR_REJECTED,
+    /// SCH_ARB element not found error
+    SCH_ARB_ERROR_NOT_FOUND,
+    /// SCH_ARB request rejected due to bandwidth full error
+    SCH_ARB_ERROR_BW_FULL
+};
+
+/// ASAP type definition
+/*@TRACE*/
+enum sch_arb_elt_asap_type
+{
+    /// 00: No ASAP
+    SCH_ARB_FLAG_NO_ASAP                = 0,
+    /// 01: ASAP no limit
+    SCH_ARB_FLAG_ASAP_NO_LIMIT,
+    /// 10: ASAP with limit
+    SCH_ARB_FLAG_ASAP_LIMIT,
+    SCH_ARB_FLAG_MAX
+};
+
+/// ASAP slot parity definition
+enum sch_arb_elt_asap_phase
+{
+    SCH_ARB_PHASE_0,
+    SCH_ARB_PHASE_1,
+    SCH_ARB_PHASE_2,
+    SCH_ARB_PHASE_3,
+    SCH_ARB_NO_PHASE,
+};
+
+/*
+ * TYPE DEFINITIONS
+ ****************************************************************************************
+ */
+
+
+
+/// Scheduling Arbiter Element
+/*@TRACE*/
+struct sch_arb_elt_tag
+{
+    /// List element for chaining in the Even Arbiter lists
+    struct co_list_hdr hdr;
+
+    /// Programming time expressed in half-slots and half-us
+    rwip_time_t time;
+
+    /// Scheduling time limit in base time (half-slots) (only for ASAP LIMIT requests)
+    uint32_t asap_limit;
+
+    /// Minimum duration of the event or frame (in half-us)
+    uint32_t duration_min;
+
+    /**
+     * ASAP settings field
+     * bit |15  14|13  12  11|     10      |    9..6     |   5..0   |
+     * def | TYPE |   Phase  | To protect  | Resched att | Prio inc |
+     *
+     * Type:
+     *  - 00: No ASAP
+     *  - 01: ASAP no limit
+     *  - 10: ASAP with limit
+     *  - 11: ASAP with limit, no parity check
+     *
+     * Phase: (only for ASAP requests)
+     *  - 0: phase 0
+     *  - 1: phase 1
+     *  - 2: phase 2
+     *  - 3: phase 3
+     *  - 4: don't care
+     *
+     * Number of rescheduling attempts:
+     *  - The remaining number of rescheduling attempts.
+     *  - Rescheduling happens when the event is overlapped by a higher priority event
+     *  - Only used for ASAP requests
+     *
+     * Priority increment:
+     *  - The current priority value is incremented each time the event is overlapped by a new insertion and postponed
+     *  - Only used for ASAP requests
+     */
+    /*@trc_desc
+     *bit |15..14|  13..11  |  10  |    9..6     |   5..0   |
+     *def | Type |   Phase  | Rsvd | Resched_att | Prio_inc |
+     *
+     *Phase: only if Type = 01..11
+     *Resched_att: only if Type = 01..11
+     *Prio_inc: only if Type = 01..11
+     *
+     *@trc_ref Type:
+     *  - 00: No ASAP
+     *  - 01: ASAP no limit
+     *  - 10: ASAP with limit
+     *  - 11: ASAP with limit and no parity check
+     *
+     *@trc_ref Phase:
+     *  - 000: phase 0
+     *  - 001: phase 1
+     *  - 010: phase 2
+     *  - 011: phase 3
+     *  - 100: don-t care
+     */
+    uint16_t asap_settings;
+
+    /// Current priority
+    uint8_t current_prio;
+    /// Latency to notify to stop the activity before next activity is notified to start (in half-slots, 0 if no stop required)
+    uint8_t stop_latency;
+
+    /************************************************************************************
+     * ISR CALLBACKS
+     ************************************************************************************/
+
+    /// Start notification call back function
+    void (*cb_start)(struct sch_arb_elt_tag*);
+    /// Stop notification call back function
+    void (*cb_stop)(struct sch_arb_elt_tag*);
+    /// Cancel notification call back function
+    void (*cb_cancel)(struct sch_arb_elt_tag*);
+};
+
+
+/*
+ * GLOBAL VARIABLE DECLARATIONS
+ ****************************************************************************************
+ */
+
+
+/*
+ * FUNCTION DECLARATIONS
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Initialize the Scheduling Arbiter.
+ *
+ * @param[in] init_type  Type of initialization (@see enum rwip_init_type)
+ ****************************************************************************************
+ */
+void sch_arb_init(uint8_t init_type);
+
+/**
+ ****************************************************************************************
+ * @brief Insert a new reservation in the schedule
+ *
+ * @param[in] elt           Pointer to the element to be inserted
+ *
+ * @return No error if element is inserted.
+ ****************************************************************************************
+ */
+uint8_t sch_arb_insert(struct sch_arb_elt_tag *elt);
+
+/**
+ ****************************************************************************************
+ * @brief Remove a reservation
+ *
+ * @param[in] elt           Pointer to the element to be removed from current ptr
+ * @param[in] not_waiting   True: activity is already started | False: may be waiting or not
+ *
+ ****************************************************************************************
+ */
+uint8_t sch_arb_remove(struct sch_arb_elt_tag *elt, bool not_waiting);
+
+/**
+ ****************************************************************************************
+ * @brief Start of event/frame interrupt handler
+ *
+ * This function is called under interrupt when a start of event/frame interrupt is
+ * generated by the BLE/BT core.
+ *
+ ****************************************************************************************
+ */
+void sch_arb_event_start_isr(void);
+
+
+/**
+ ****************************************************************************************
+ * @brief Software interrupt handler
+ *
+ * This function is called under interrupt when a SW interrupt is generated by the BLE/BT
+ * core.
+ *
+ ****************************************************************************************
+ */
+void sch_arb_sw_isr(void);
+
+
+///@} SCH_ARB
+
+#endif // _SCH_ARB_H_
@@ -0,0 +1,227 @@
+/**
+****************************************************************************************
+*
+* @file SCH_PLAN.h
+*
+* @brief SCH_PLAN main module
+*
+* Copyright (C) RivieraWaves 2009-2018
+*
+*
+****************************************************************************************
+*/
+
+#ifndef _SCH_PLAN_H_
+#define _SCH_PLAN_H_
+
+/**
+ ****************************************************************************************
+ * @addtogroup SCH
+ * @brief Entry points of the Scheduling Planner module
+ *
+ * This module contains the primitives that allow stacks to plan periodic activities
+ *
+ * @{
+ ****************************************************************************************
+ */
+
+#include <stdint.h>               // Standard integer definitions
+#include <stdbool.h>              // Standard boolean definitions
+#include "co_list.h"              // List management functions definitions
+
+
+/*
+ * MACROS
+ ****************************************************************************************
+ */
+
+
+
+/*
+ * DEFINES
+ ****************************************************************************************
+ */
+
+
+
+/*
+ * DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// SCH_PLAN error codes
+enum sch_plan_error
+{
+    /// SCH_PLAN request succeed
+    SCH_PLAN_ERROR_OK                 = 0,
+    /// SCH_PLAN request rejected error
+    SCH_PLAN_ERROR_REJECTED,
+    /// SCH_PLAN element not found error
+    SCH_PLAN_ERROR_NOT_FOUND,
+    /// SCH_PLAN request rejected due to bandwidth full error
+    SCH_PLAN_ERROR_BW_FULL
+};
+
+/// SCH_PLAN mobility levels
+enum sch_plan_mb_lvl
+{
+    /// SCH_PLAN mobility level 0 (not movable)
+    SCH_PLAN_MB_LVL_0                 = 0,
+    /// SCH_PLAN mobility level 1
+    SCH_PLAN_MB_LVL_1,
+    /// SCH_PLAN mobility level 2
+    SCH_PLAN_MB_LVL_2,
+    /// SCH_PLAN mobility level 3
+    SCH_PLAN_MB_LVL_3,
+    /// SCH_PLAN mobility level 4
+    SCH_PLAN_MB_LVL_4
+};
+
+/*
+ * TYPE DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// Planner element structure
+struct sch_plan_elt_tag
+{
+    /// List element for chaining in the Interval list
+    struct co_list_hdr hdr;
+    /// Move notification call back function
+    void (*cb_move)(uint16_t id);
+    /// Interval (in half-slots)
+    uint16_t interval;
+    /// Offset (in half-slots)
+    uint16_t offset;
+    /// Minimum duration (in half-slots)
+    uint16_t duration_min;
+    /// Maximum duration (in half-slots)
+    uint16_t duration_max;
+    /// Connection handle
+    uint16_t conhdl;
+    /// Reference connection handle, the primary activity on which the new activity refers to (e.g. ACL connection for a synchronous connection)
+    uint16_t conhdl_ref;
+    /// Margin to consider around the activity events, when not related to the same activity (in half-slots)
+    uint16_t margin;
+    /// Mobility level
+    uint8_t mobility;
+};
+
+/// API request parameters
+struct sch_plan_req_param
+{
+    /// Interval minimum requested (in half-slots)
+    uint16_t interval_min;
+    /// Interval maximum requested (in half-slots)
+    uint16_t interval_max;
+    /// Interval returned (in half-slots)
+    uint16_t interval;
+    /// Duration minimum requested (in half-slots)
+    uint16_t duration_min;
+    /// Duration maximum requested (in half-slots)
+    uint16_t duration_max;
+    /// Minimum offset requested and returned (in half-slots)
+    uint16_t offset_min;
+    /// Maximum offset requested and returned (in half-slots)
+    uint16_t offset_max;
+    /// Connection handle
+    uint16_t conhdl;
+    /// Reference connection handle, the primary activity on which the new activity refers to (e.g. ACL connection for a synchronous connection)
+    uint16_t conhdl_ref;
+    /// Margin to consider around the activity events, when not related to the same activity (in half-slots)
+    uint16_t margin;
+    /// Preferred periodicity (in half-slots)
+    uint8_t pref_period;
+};
+
+/// API check parameters
+struct sch_plan_chk_param
+{
+    /// Interval (in half-slots)
+    uint16_t interval;
+    /// Duration minimum requested (in half-slots)
+    uint16_t duration_min;
+    /// Offset requested (in half-slots)
+    uint16_t offset;
+    /// Connection handle
+    uint16_t conhdl;
+    /// Reference connection handle, the primary activity on which the new activity refers to (e.g. ACL connection for a synchronous connection)
+    uint16_t conhdl_ref;
+    /// Margin to consider around the activity events, when not related to the same activity (in half-slots)
+    uint16_t margin;
+};
+
+
+/*
+ * GLOBAL VARIABLE DECLARATIONS
+ ****************************************************************************************
+ */
+
+
+/*
+ * FUNCTION DECLARATIONS
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Initialize the Scheduling Planner.
+ *
+ * @param[in] init_type  Type of initialization (@see enum rwip_init_type)
+ ****************************************************************************************
+ */
+void sch_plan_init(uint8_t init_type);
+
+/**
+ ****************************************************************************************
+ * @brief Insert the element in the planning
+ ****************************************************************************************
+ */
+void sch_plan_set(struct sch_plan_elt_tag *plan_elt);
+
+/**
+ ****************************************************************************************
+ * @brief Remove the element from the planning
+ ****************************************************************************************
+ */
+void sch_plan_rem(struct sch_plan_elt_tag *plan_elt);
+
+/**
+ ****************************************************************************************
+ * @brief Choose appropriate parameters for the activity
+ *
+ * @param[in|out] req_param  Input parameters, modified according to the planning
+ *
+ * @return See sch_plan_error error codes
+ ****************************************************************************************
+ */
+uint8_t sch_plan_req(struct sch_plan_req_param* req_param);
+
+/**
+ ****************************************************************************************
+ * @brief Check if the provided activity parameters are fitting in the planning
+ *
+ * @param[in] chk_param      Input parameters
+ *
+ * @return See sch_plan_error error codes
+ ****************************************************************************************
+ */
+uint8_t sch_plan_chk(struct sch_plan_chk_param* chk_param);
+
+/**
+ ****************************************************************************************
+ * @brief Shift activities related to a reference connection handle
+ *
+ * The planner updates all activities related to a reference connection handle. If a conflict results to
+ * the shift, it might notify one activity to move.
+ *
+ * @param[in]     conhdl_ref  Reference connection handle
+ * @param[in]     shift       Shift in (half-slots)
+ ****************************************************************************************
+ */
+void sch_plan_shift(uint16_t conhdl_ref, int16_t shift);
+
+
+///@} SCH_PLAN
+
+#endif // _SCH_PLAN_H_
@@ -0,0 +1,270 @@
+/**
+****************************************************************************************
+*
+* @file sch_prog.h
+*
+* @brief Scheduling Programmer API
+*
+* Copyright (C) RivieraWaves 2009-2017
+*
+****************************************************************************************
+*/
+
+#ifndef SCH_PROG_H_
+#define SCH_PROG_H_
+
+/**
+ ****************************************************************************************
+ * @defgroup SCH_PROG Scheduling Programmer
+ * @ingroup SCH
+ * @brief Responsible for programming BT/BLE frames.
+ * @{
+ ****************************************************************************************
+ */
+
+
+/*
+ * INCLUDE FILES
+ ****************************************************************************************
+ */
+
+#include "rwip_config.h"    // stack configuration
+
+#include <stdint.h>         // integer
+#include <stdbool.h>        // boolean
+
+/*
+ * DEFINES
+ ****************************************************************************************
+ */
+
+/*
+ * ENUMERATIONS
+ ****************************************************************************************
+ */
+
+/// Mode
+enum SCH_FRAME_TYPE
+{
+    SCH_PROG_BLE,
+    SCH_PROG_BT,
+};
+
+/// Frame type
+enum SCH_FRAME_IRQ
+{
+    /// Normal End of Event
+    SCH_FRAME_IRQ_EOF        = 0x00,
+    /// End of event due to an abort
+    SCH_FRAME_IRQ_EOF_ABORT  = 0x01,
+    /// SKIP Event IRQ
+    SCH_FRAME_IRQ_SKIP       = 0x04,
+    /// RX ACL IRQ
+    SCH_FRAME_IRQ_RX         = 0x02,
+    /// TX ACL IRQ
+    SCH_FRAME_IRQ_TX         = 0x03,
+
+    #if (BLE_ISO_PRESENT)
+    /// RX ISO IRQ
+    SCH_FRAME_IRQ_RX_ISO     = 0x05,
+    /// TX ISO IRQ
+    SCH_FRAME_IRQ_TX_ISO     = 0x06,
+    #endif // (BLE_ISO_PRESENT)
+};
+
+#if BT_EMB_PRESENT
+/// Frame type
+enum SCH_BT_FRAME_TYPE
+{
+    SCH_BT_FRAME_TYPE_NORMAL    = 0x00,
+    SCH_BT_FRAME_TYPE_SNIFF     = 0x01,
+    SCH_BT_FRAME_TYPE_ESCO      = 0x02,
+    SCH_BT_FRAME_TYPE_CSB       = 0x03,
+    SCH_BT_FRAME_TYPE_ESCO_RETX = 0x04,
+};
+#endif //BT_EMB_PRESENT
+
+
+/*
+ * STRUCTURE DEFINITIONS
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Callback for interrupt related to the frame
+ *
+ * @param[in]   timestamp   Timestamp of the programmed frame (in BLE slots, based on local clock)
+ * @param[in]   dummy       Dummy value (provided by the driver when programming the frame via sch_prog_push)
+ * @param[in]   irq_type    IRQ type (0: End Of Frame | 1: RX)
+ ****************************************************************************************
+ */
+typedef void (*frm_cbk_t)(uint32_t timestamp, uint32_t dummy, uint8_t irq_type);
+
+#if BT_EMB_PRESENT
+/**
+ ****************************************************************************************
+ * @brief Callback for interrupt related to the clock IRQ
+ *
+ * @param[in]   clock       Clock when the IRQ happened
+ * @param[in]   id          Identification value
+ ****************************************************************************************
+ */
+typedef void (*clk_cbk_t)(uint32_t clock, uint8_t id);
+#endif //BT_EMB_PRESENT
+
+#if BLE_EMB_PRESENT
+/// Additional parameters for BLE frame
+struct sch_prog_params_ble
+{
+    /// Advertising channel type: 0x0: AE Start on Primary channel | 0x1: AE Start on Secondary channel
+    uint8_t ae_nps;
+    /// Reserved audio event (0: reTx, 1:primary)
+    uint8_t rsvd;
+    /// Isochronous event (0: normal event | 1: iso event)
+    uint8_t iso;
+    /// Start Instant Correction (SIC) bit value
+    uint8_t sic;
+};
+#endif //BLE_EMB_PRESENT
+
+#if BT_EMB_PRESENT
+/// Additional parameters for BT frame
+struct sch_prog_params_bt
+{
+    /// Frame type (0: normal | 1: sniff | 2: ESCO | 3: CSB)
+    uint8_t frm_type;
+    /// Voice channel
+    uint8_t vxchan;
+};
+#endif //BT_EMB_PRESENT
+
+/// Parameters for a programmed frame
+struct sch_prog_params
+{
+    /// Callback for handling interrupts related to the frame
+    frm_cbk_t frm_cbk;
+    /// Timestamp (in half-slots, based on local clock) and event offset (in half-us) of the programmed frame
+    rwip_time_t time;
+    /// Bandwidth duration of the event using priority 1 (in half us)
+    uint32_t bandwidth;
+    /// Dummy value reported when an event happen during the frame or the frame is completed
+    uint32_t dummy;
+    /// Priority during duration of bandwidth
+    uint8_t prio_1;
+    /// Priority after bandwidth elapsed
+    uint8_t prio_2;
+    /// Priority after trigger conditions
+    uint8_t prio_3;
+    /// Priority when specific action occurs during the event
+    uint8_t pti_prio;
+    /// Control structure index
+    uint8_t cs_idx;
+    /// Mode (0: BLE, 1:BT)
+    uint8_t mode;
+
+    union
+    {
+        #if BLE_EMB_PRESENT
+        /// Additional parameters for BLE frame
+        struct sch_prog_params_ble ble;
+        #endif //BLE_EMB_PRESENT
+
+        #if BT_EMB_PRESENT
+        /// Additional parameters for BT frame
+        struct sch_prog_params_bt bt;
+        #endif //BT_EMB_PRESENT
+    } add;
+};
+
+
+/*
+ * FUNCTIONS DECLARATION
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Initialize the SCH_PROG module
+ *
+ * @param[in] init_type  Type of initialization (@see enum rwip_init_type)
+ ****************************************************************************************
+ */
+void sch_prog_init(uint8_t init_type);
+
+/**
+ ****************************************************************************************
+ * @brief Handle "RX" interrupt
+ *
+ * @param[in] et_idx Entry index that trigger the ISR (@note Valid only with 5.0 + ISO HW)
+ ****************************************************************************************
+ */
+void sch_prog_rx_isr(uint8_t et_idx);
+
+/**
+ ****************************************************************************************
+ * @brief Handle FIFO interrupt
+ ****************************************************************************************
+ */
+void sch_prog_fifo_isr(void);
+
+/**
+****************************************************************************************
+* @brief Push a new programmed frame
+*
+* @param[in]   params     Parameters structure
+****************************************************************************************
+*/
+void sch_prog_push(struct sch_prog_params* params);
+
+#if BT_EMB_PRESENT
+/**
+ ****************************************************************************************
+ * @brief Enable the programming of an activity
+ *
+ * @param[in]   clk_cbk     Callback for handling interrupts related to the clock
+ * @param[in]   id          Identification value
+ * @param[in]   sr_size     Size of the sub rating pattern (in number of bits), 0 if no sub rating
+ * @param[in]   sr_val      Sub rating pattern value, representing the clock LSBs when interrupt is raised
+ ****************************************************************************************
+ */
+void sch_prog_enable(clk_cbk_t clk_cbk, uint8_t id, uint8_t sr_size, uint8_t sr_val);
+
+/**
+ ****************************************************************************************
+ * @brief Disable the programming of an activity
+ *
+ * @param[in]   id          Identification value
+ ****************************************************************************************
+ */
+void sch_prog_disable(uint8_t id);
+
+/**
+ ****************************************************************************************
+ * @brief Handle "clock" interrupt
+ ****************************************************************************************
+ */
+void sch_prog_clk_isr(void);
+
+/**
+ ****************************************************************************************
+ * @brief Handle "Skip" interrupt
+ *
+ * @param[in] et_idx Entry index that trigger the ISR (@note Valid only with 5.0 + ISO HW)
+ ****************************************************************************************
+ */
+void sch_prog_skip_isr(uint8_t et_idx);
+
+/**
+ ****************************************************************************************
+ * @brief Handle "End of Event" interrupt
+ *
+ * @param[in] et_idx Entry index that trigger the ISR (@note Valid only with 5.0 + ISO HW)
+ ****************************************************************************************
+ */
+void sch_prog_end_isr(uint8_t et_idx);
+
+#endif //BT_EMB_PRESENT
+
+/// @} SCH_PROG
+#endif // SCH_PROG_H_
@@ -0,0 +1,181 @@
+/**
+****************************************************************************************
+*
+* @file sch_slice.h
+*
+* @brief LD Scheduling Parameters API
+*
+* Copyright (C) RivieraWaves 2009-2015
+*
+****************************************************************************************
+*/
+
+#ifndef SCH_SLICE_H_
+#define SCH_SLICE_H_
+
+/**
+ ****************************************************************************************
+ * @defgroup SCHSLICE Scheduling parameters
+ * @ingroup SCH
+ * @brief Responsible for selecting the optimal scheduling parameters.
+ * @{
+ ****************************************************************************************
+ */
+
+
+/*
+ * INCLUDE FILES
+ ****************************************************************************************
+ */
+
+#include "rwip_config.h"    // stack configuration
+
+#include <stdint.h>         // integer
+#include <stdbool.h>        // boolean
+
+/*
+ * DEFINES
+ ****************************************************************************************
+ */
+
+/// Undefined BT clock value
+#define SCH_CLOCK_UNDEF       0xFFFFFFFF
+
+
+/*
+ * ENUMERATIONS
+ ****************************************************************************************
+ */
+
+/// Activity type
+enum activity_type
+{
+    #if BLE_EMB_PRESENT
+    BLE_SCAN,
+    BLE_INIT,
+    BLE_HDC_ADV,
+    BLE_PER_ADV,
+    BLE_CON,
+    #endif //BLE_EMB_PRESENT
+
+    #if BT_EMB_PRESENT
+    BT_INQ,
+    BT_PAGE,
+    BT_ISCAN,
+    BT_PSCAN,
+    BT_SSCAN,
+    BT_SNIFF,
+    BT_SCO,
+    #endif //BT_EMB_PRESENT
+};
+
+
+/*
+ * STRUCTURE DEFINITIONS
+ ****************************************************************************************
+ */
+
+/// SCH SLICE parameters structure
+struct sch_slice_params_tag
+{
+    /// End of ongoing foreground activity (inq, page, HDC adv) (in BT half-slot clock, SCH_CLOCK_UNDEF if inactive)
+    uint32_t fg_end_ts;
+
+    /// Scan / Inq / Page event duration (in half-us)
+    uint16_t scan_evt_dur;
+
+    #if BT_EMB_PRESENT
+    /// ACL event duration size (in half-us)
+    uint16_t acl_evt_dur;
+
+    /// SCO retx are allowed to reserve
+    bool sco_retx_allowed;
+    #endif //BT_EMB_PRESENT
+};
+
+
+/*
+ * VARIABLE DECLARATION
+ ****************************************************************************************
+ */
+
+/// SCH SLICE parameters variable
+extern struct sch_slice_params_tag sch_slice_params;
+
+
+/*
+ * FUNCTIONS DECLARATION
+ ****************************************************************************************
+ */
+
+/**
+ ****************************************************************************************
+ * @brief Initialize the SCH_SLICE module
+ *
+ * @param[in] init_type  Type of initialization (@see enum rwip_init_type)
+ ****************************************************************************************
+ */
+void sch_slice_init(uint8_t init_type);
+
+/**
+ ****************************************************************************************
+ * @brief Add a background activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ ****************************************************************************************
+ */
+void sch_slice_bg_add(uint8_t type);
+
+/**
+ ****************************************************************************************
+ * @brief Remove a background activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ ****************************************************************************************
+ */
+void sch_slice_bg_remove(uint8_t type);
+
+/**
+ ****************************************************************************************
+ * @brief Add a foreground activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ * @param[in]  end_ts      Timestamp of the activity end (in half-slot clock)
+ ****************************************************************************************
+ */
+void sch_slice_fg_add(uint8_t type, uint32_t end_ts);
+
+/**
+ ****************************************************************************************
+ * @brief Remove a foreground activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ ****************************************************************************************
+ */
+void sch_slice_fg_remove(uint8_t type);
+
+/**
+ ****************************************************************************************
+ * @brief Add a periodic activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ * @param[in]  id          Identifier of the activity (depending on the activity type)
+ * @param[in]  intv        Interval (in half-slot)
+ * @param[in]  duration    Events duration (in half-us)
+ * @param[in]  retx        Potential retransmissions (applicable to SCO only)
+ ****************************************************************************************
+ */
+void sch_slice_per_add(uint8_t type, uint8_t id, uint32_t intv, uint16_t duration, bool retx);
+
+/**
+ ****************************************************************************************
+ * @brief Remove a periodic activity
+ *
+ * @param[in]  type        Activity type (@see @enum activity_type)
+ * @param[in]  id          Identifier of the activity (depending on the activity type)
+ ****************************************************************************************
+ */
+void sch_slice_per_remove(uint8_t type, uint8_t id);
+
+/// @} SCHSLICE
+#endif // SCH_SLICE_H_