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/******************************************************************************
*
* Copyright (C) 1999-2012 Broadcom Corporation
* Copyright 2019 NXP
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
#ifndef UWB_GKI_COMMON_H
#define UWB_GKI_COMMON_H
#include "uwb_gki.h"
/* Task States: (For OSRdyTbl) */
#define TASK_DEAD 0 /* b0000 */
#define TASK_READY 1 /* b0001 */
/********************************************************************
** Internal Error codes
*********************************************************************/
#define GKI_ERROR_BUF_CORRUPTED 0xFFFF
#define GKI_ERROR_NOT_BUF_OWNER 0xFFFE
#define GKI_ERROR_FREEBUF_BAD_QID 0xFFFD
#define GKI_ERROR_FREEBUF_BUF_LINKED 0xFFFC
#define GKI_ERROR_SEND_MSG_BAD_DEST 0xFFFB
#define GKI_ERROR_SEND_MSG_BUF_LINKED 0xFFFA
#define GKI_ERROR_ENQUEUE_BUF_LINKED 0xFFF9
#define GKI_ERROR_DELETE_POOL_BAD_QID 0xFFF8
#define GKI_ERROR_BUF_SIZE_TOOBIG 0xFFF7
#define GKI_ERROR_BUF_SIZE_ZERO 0xFFF6
/********************************************************************
** Misc constants
*********************************************************************/
#define GKI_MAX_INT32 (0x7fffffffL)
/********************************************************************
** Buffer Management Data Structures
*********************************************************************/
typedef struct _buffer_hdr {
struct _buffer_hdr* p_next; /* next buffer in the queue */
uint8_t q_id; /* id of the queue */
uint8_t task_id; /* task which allocated the buffer*/
uint8_t status; /* FREE, UNLINKED or QUEUED */
uint8_t Type;
} BUFFER_HDR_T;
typedef struct _free_queue {
BUFFER_HDR_T* p_first; /* first buffer in the queue */
BUFFER_HDR_T* p_last; /* last buffer in the queue */
uint16_t size; /* size of the buffers in the pool */
uint16_t total; /* toatal number of buffers */
uint16_t cur_cnt; /* number of buffers currently allocated */
uint16_t max_cnt; /* maximum number of buffers allocated at any time */
} FREE_QUEUE_T;
/* Buffer related defines
*/
#define ALIGN_POOL(pl_size) \
((((pl_size) + 3) / sizeof(uint32_t)) * sizeof(uint32_t))
/* Offset past header */
#define BUFFER_HDR_SIZE (sizeof(BUFFER_HDR_T))
/* Header + Magic Number */
#define BUFFER_PADDING_SIZE (sizeof(BUFFER_HDR_T) + sizeof(uint32_t))
/* pool size must allow for header */
#define MAX_USER_BUF_SIZE ((uint16_t)0xffff - BUFFER_PADDING_SIZE)
#define MAGIC_NO 0xDDBADDBA
#define BUF_STATUS_FREE 0
#define BUF_STATUS_UNLINKED 1
#define BUF_STATUS_QUEUED 2
/* Put all GKI variables into one control block
*/
typedef struct {
/* Task management variables
*/
/* The stack and stack size are not used on Windows
*/
#if (GKI_NUM_FIXED_BUF_POOLS > 0)
uint8_t bufpool0[(ALIGN_POOL(GKI_BUF0_SIZE) + BUFFER_PADDING_SIZE) *
GKI_BUF0_MAX];
#endif
#if (GKI_NUM_FIXED_BUF_POOLS > 1)
uint8_t bufpool1[(ALIGN_POOL(GKI_BUF1_SIZE) + BUFFER_PADDING_SIZE) *
GKI_BUF1_MAX];
#endif
#if (GKI_NUM_FIXED_BUF_POOLS > 2)
uint8_t bufpool2[(ALIGN_POOL(GKI_BUF2_SIZE) + BUFFER_PADDING_SIZE) *
GKI_BUF2_MAX];
#endif
#if (GKI_NUM_FIXED_BUF_POOLS > 3)
uint8_t bufpool3[(ALIGN_POOL(GKI_BUF3_SIZE) + BUFFER_PADDING_SIZE) *
GKI_BUF3_MAX];
#endif
uint8_t* OSStack[GKI_MAX_TASKS]; /* pointer to beginning of stack */
uint16_t OSStackSize[GKI_MAX_TASKS]; /* stack size available to each task */
int8_t* OSTName[GKI_MAX_TASKS]; /* name of the task */
uint8_t OSRdyTbl[GKI_MAX_TASKS]; /* current state of the task */
uint16_t OSWaitEvt[GKI_MAX_TASKS]; /* events that have to be processed by the
task */
uint16_t OSWaitForEvt[GKI_MAX_TASKS]; /* events the task is waiting for*/
uint32_t OSTicks; /* system ticks from start */
uint32_t OSIdleCnt; /* idle counter */
int16_t
OSDisableNesting; /* counter to keep track of interrupt disable nesting */
int16_t OSLockNesting; /* counter to keep track of sched lock nesting */
int16_t OSIntNesting; /* counter to keep track of interrupt nesting */
/* Timer related variables
*/
int32_t OSTicksTilExp; /* Number of ticks till next timer expires */
#if (GKI_DELAY_STOP_SYS_TICK > 0)
uint32_t OSTicksTilStop; /* inactivity delay timer; OS Ticks till stopping
system tick */
#endif
int32_t OSNumOrigTicks; /* Number of ticks between last timer expiration to
the next one */
int32_t OSWaitTmr[GKI_MAX_TASKS]; /* ticks the task has to wait, for specific
events */
/* Only take up space timers used in the system (GKI_NUM_TIMERS defined in
* target.h) */
#if (GKI_NUM_TIMERS > 0)
int32_t OSTaskTmr0[GKI_MAX_TASKS];
int32_t OSTaskTmr0R[GKI_MAX_TASKS];
#endif
#if (GKI_NUM_TIMERS > 1)
int32_t OSTaskTmr1[GKI_MAX_TASKS];
int32_t OSTaskTmr1R[GKI_MAX_TASKS];
#endif
#if (GKI_NUM_TIMERS > 2)
int32_t OSTaskTmr2[GKI_MAX_TASKS];
int32_t OSTaskTmr2R[GKI_MAX_TASKS];
#endif
#if (GKI_NUM_TIMERS > 3)
int32_t OSTaskTmr3[GKI_MAX_TASKS];
int32_t OSTaskTmr3R[GKI_MAX_TASKS];
#endif
/* Buffer related variables
*/
BUFFER_HDR_T* OSTaskQFirst[GKI_MAX_TASKS]
[NUM_TASK_MBOX]; /* array of pointers to the first
event in the task mailbox */
BUFFER_HDR_T* OSTaskQLast[GKI_MAX_TASKS]
[NUM_TASK_MBOX]; /* array of pointers to the last
event in the task mailbox */
/* Define the buffer pool management variables
*/
FREE_QUEUE_T freeq[GKI_NUM_TOTAL_BUF_POOLS];
uint16_t pool_buf_size[GKI_NUM_TOTAL_BUF_POOLS];
uint16_t pool_max_count[GKI_NUM_TOTAL_BUF_POOLS];
uint16_t pool_additions[GKI_NUM_TOTAL_BUF_POOLS];
/* Define the buffer pool start addresses
*/
uint8_t* pool_start[GKI_NUM_TOTAL_BUF_POOLS]; /* array of pointers to the
start of each buffer pool */
uint8_t* pool_end[GKI_NUM_TOTAL_BUF_POOLS]; /* array of pointers to the end of
each buffer pool */
uint16_t pool_size[GKI_NUM_TOTAL_BUF_POOLS]; /* actual size of the buffers in
a pool */
/* Define the buffer pool access control variables */
void* p_user_mempool; /* User O/S memory pool */
uint16_t pool_access_mask; /* Bits are set if the corresponding buffer pool is
a restricted pool */
uint8_t pool_list[GKI_NUM_TOTAL_BUF_POOLS]; /* buffer pools arranged in the
order of size */
uint8_t curr_total_no_of_pools; /* number of fixed buf pools + current number
of dynamic pools */
bool timer_nesting; /* flag to prevent timer interrupt nesting */
/* Time queue arrays */
TIMER_LIST_Q* timer_queues[GKI_MAX_TIMER_QUEUES];
/* System tick callback */
SYSTEM_TICK_CBACK* p_tick_cb;
bool system_tick_running; /* TRUE if system tick is running. Valid only if
p_tick_cb is not NULL */
} tGKI_COM_CB;
/* Internal GKI function prototypes
*/
extern bool phUwb_gki_chk_buf_damage(void*);
extern void phUwb_gki_buffer_init(void);
extern void phUwb_gki_timers_init(void);
extern void phUwb_gki_adjust_timer_count(int32_t);
#endif