| /****************************************************************************** |
| * |
| * Copyright (C) 1999-2012 Broadcom Corporation |
| * |
| * 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 GKI_COMMON_H |
| #define GKI_COMMON_H |
| |
| #include "gki.h" |
| #include "dyn_mem.h" |
| |
| /* Task States: (For OSRdyTbl) */ |
| #define TASK_DEAD 0 /* b0000 */ |
| #define TASK_READY 1 /* b0001 */ |
| #define TASK_WAIT 2 /* b0010 */ |
| #define TASK_DELAY 4 /* b0100 */ |
| #define TASK_SUSPEND 8 /* b1000 */ |
| |
| |
| /******************************************************************** |
| ** 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 |
| #define GKI_ERROR_ADDR_NOT_IN_BUF 0xFFF5 |
| #define GKI_ERROR_OUT_OF_BUFFERS 0xFFF4 |
| #define GKI_ERROR_GETPOOLBUF_BAD_QID 0xFFF3 |
| |
| |
| /******************************************************************** |
| ** Misc constants |
| *********************************************************************/ |
| |
| #define GKI_MAX_INT32 (0x7fffffffL) |
| #define GKI_MAX_TIMESTAMP (0xffffffffL) |
| |
| /******************************************************************** |
| ** Buffer Management Data Structures |
| *********************************************************************/ |
| |
| typedef struct _buffer_hdr |
| { |
| struct _buffer_hdr *p_next; /* next buffer in the queue */ |
| UINT8 q_id; /* id of the queue */ |
| UINT8 task_id; /* task which allocated the buffer*/ |
| UINT8 status; /* FREE, UNLINKED or QUEUED */ |
| UINT8 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 size; /* size of the buffers in the pool */ |
| UINT16 total; /* toatal number of buffers */ |
| UINT16 cur_cnt; /* number of buffers currently allocated */ |
| UINT16 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)) * sizeof(UINT32)) |
| #define BUFFER_HDR_SIZE (sizeof(BUFFER_HDR_T)) /* Offset past header */ |
| #define BUFFER_PADDING_SIZE (sizeof(BUFFER_HDR_T) + sizeof(UINT32)) /* Header + Magic Number */ |
| #define MAX_USER_BUF_SIZE ((UINT16)0xffff - BUFFER_PADDING_SIZE) /* pool size must allow for header */ |
| #define MAGIC_NO 0xDDBADDBA |
| |
| #define BUF_STATUS_FREE 0 |
| #define BUF_STATUS_UNLINKED 1 |
| #define BUF_STATUS_QUEUED 2 |
| |
| // btla-specific ++ |
| #define GKI_USE_DEFERED_ALLOC_BUF_POOLS |
| // btla-specific -- |
| |
| /* Exception related structures (Used in debug mode only) |
| */ |
| #if (GKI_DEBUG == TRUE) |
| typedef struct |
| { |
| UINT16 type; |
| UINT8 taskid; |
| UINT8 msg[GKI_MAX_EXCEPTION_MSGLEN]; |
| } EXCEPTION_T; |
| #endif |
| |
| |
| /* Put all GKI variables into one control block |
| */ |
| typedef struct |
| { |
| /* Task management variables |
| */ |
| /* The stack and stack size are not used on Windows |
| */ |
| // btla-specific ++ |
| #if (!defined GKI_USE_DEFERED_ALLOC_BUF_POOLS && (GKI_USE_DYNAMIC_BUFFERS == FALSE)) |
| // btla-specific -- |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 0) |
| UINT8 bufpool0[(ALIGN_POOL(GKI_BUF0_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF0_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 1) |
| UINT8 bufpool1[(ALIGN_POOL(GKI_BUF1_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF1_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 2) |
| UINT8 bufpool2[(ALIGN_POOL(GKI_BUF2_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF2_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 3) |
| UINT8 bufpool3[(ALIGN_POOL(GKI_BUF3_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF3_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 4) |
| UINT8 bufpool4[(ALIGN_POOL(GKI_BUF4_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF4_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 5) |
| UINT8 bufpool5[(ALIGN_POOL(GKI_BUF5_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF5_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 6) |
| UINT8 bufpool6[(ALIGN_POOL(GKI_BUF6_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF6_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 7) |
| UINT8 bufpool7[(ALIGN_POOL(GKI_BUF7_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF7_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 8) |
| UINT8 bufpool8[(ALIGN_POOL(GKI_BUF8_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF8_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 9) |
| UINT8 bufpool9[(ALIGN_POOL(GKI_BUF9_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF9_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 10) |
| UINT8 bufpool10[(ALIGN_POOL(GKI_BUF10_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF10_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 11) |
| UINT8 bufpool11[(ALIGN_POOL(GKI_BUF11_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF11_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 12) |
| UINT8 bufpool12[(ALIGN_POOL(GKI_BUF12_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF12_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 13) |
| UINT8 bufpool13[(ALIGN_POOL(GKI_BUF13_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF13_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 14) |
| UINT8 bufpool14[(ALIGN_POOL(GKI_BUF14_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF14_MAX]; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 15) |
| UINT8 bufpool15[(ALIGN_POOL(GKI_BUF15_SIZE) + BUFFER_PADDING_SIZE) * GKI_BUF15_MAX]; |
| #endif |
| |
| #else |
| /* Definitions for dynamic buffer use */ |
| #if (GKI_NUM_FIXED_BUF_POOLS > 0) |
| UINT8 *bufpool0; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 1) |
| UINT8 *bufpool1; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 2) |
| UINT8 *bufpool2; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 3) |
| UINT8 *bufpool3; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 4) |
| UINT8 *bufpool4; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 5) |
| UINT8 *bufpool5; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 6) |
| UINT8 *bufpool6; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 7) |
| UINT8 *bufpool7; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 8) |
| UINT8 *bufpool8; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 9) |
| UINT8 *bufpool9; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 10) |
| UINT8 *bufpool10; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 11) |
| UINT8 *bufpool11; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 12) |
| UINT8 *bufpool12; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 13) |
| UINT8 *bufpool13; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 14) |
| UINT8 *bufpool14; |
| #endif |
| |
| #if (GKI_NUM_FIXED_BUF_POOLS > 15) |
| UINT8 *bufpool15; |
| #endif |
| |
| #endif |
| |
| UINT8 *OSStack[GKI_MAX_TASKS]; /* pointer to beginning of stack */ |
| UINT16 OSStackSize[GKI_MAX_TASKS]; /* stack size available to each task */ |
| |
| |
| INT8 *OSTName[GKI_MAX_TASKS]; /* name of the task */ |
| |
| UINT8 OSRdyTbl[GKI_MAX_TASKS]; /* current state of the task */ |
| UINT16 OSWaitEvt[GKI_MAX_TASKS]; /* events that have to be processed by the task */ |
| UINT16 OSWaitForEvt[GKI_MAX_TASKS]; /* events the task is waiting for*/ |
| |
| UINT32 OSTicks; /* system ticks from start */ |
| UINT32 OSIdleCnt; /* idle counter */ |
| INT16 OSDisableNesting; /* counter to keep track of interrupt disable nesting */ |
| INT16 OSLockNesting; /* counter to keep track of sched lock nesting */ |
| INT16 OSIntNesting; /* counter to keep track of interrupt nesting */ |
| |
| /* Timer related variables |
| */ |
| INT32 OSTicksTilExp; /* Number of ticks till next timer expires */ |
| #if (defined(GKI_DELAY_STOP_SYS_TICK) && (GKI_DELAY_STOP_SYS_TICK > 0)) |
| UINT32 OSTicksTilStop; /* inactivity delay timer; OS Ticks till stopping system tick */ |
| #endif |
| INT32 OSNumOrigTicks; /* Number of ticks between last timer expiration to the next one */ |
| |
| INT32 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 OSTaskTmr0 [GKI_MAX_TASKS]; |
| INT32 OSTaskTmr0R [GKI_MAX_TASKS]; |
| #endif |
| |
| #if (GKI_NUM_TIMERS > 1) |
| INT32 OSTaskTmr1 [GKI_MAX_TASKS]; |
| INT32 OSTaskTmr1R [GKI_MAX_TASKS]; |
| #endif |
| |
| #if (GKI_NUM_TIMERS > 2) |
| INT32 OSTaskTmr2 [GKI_MAX_TASKS]; |
| INT32 OSTaskTmr2R [GKI_MAX_TASKS]; |
| #endif |
| |
| #if (GKI_NUM_TIMERS > 3) |
| INT32 OSTaskTmr3 [GKI_MAX_TASKS]; |
| INT32 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 pool_buf_size[GKI_NUM_TOTAL_BUF_POOLS]; |
| UINT16 pool_max_count[GKI_NUM_TOTAL_BUF_POOLS]; |
| UINT16 pool_additions[GKI_NUM_TOTAL_BUF_POOLS]; |
| |
| /* Define the buffer pool start addresses |
| */ |
| UINT8 *pool_start[GKI_NUM_TOTAL_BUF_POOLS]; /* array of pointers to the start of each buffer pool */ |
| UINT8 *pool_end[GKI_NUM_TOTAL_BUF_POOLS]; /* array of pointers to the end of each buffer pool */ |
| UINT16 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 pool_access_mask; /* Bits are set if the corresponding buffer pool is a restricted pool */ |
| UINT8 pool_list[GKI_NUM_TOTAL_BUF_POOLS]; /* buffer pools arranged in the order of size */ |
| UINT8 curr_total_no_of_pools; /* number of fixed buf pools + current number of dynamic pools */ |
| |
| BOOLEAN 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; |
| BOOLEAN system_tick_running; /* TRUE if system tick is running. Valid only if p_tick_cb is not NULL */ |
| |
| #if (GKI_DEBUG == TRUE) |
| UINT16 ExceptionCnt; /* number of GKI exceptions that have happened */ |
| EXCEPTION_T Exception[GKI_MAX_EXCEPTION]; |
| #endif |
| |
| } tGKI_COM_CB; |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Internal GKI function prototypes |
| */ |
| GKI_API extern BOOLEAN gki_chk_buf_damage(void *); |
| extern BOOLEAN gki_chk_buf_owner(void *); |
| extern void gki_buffer_init (void); |
| extern void gki_timers_init(void); |
| extern void gki_adjust_timer_count (INT32); |
| |
| #ifdef GKI_USE_DEFERED_ALLOC_BUF_POOLS |
| extern void gki_dealloc_free_queue(void); |
| #endif |
| |
| extern void OSStartRdy(void); |
| extern void OSCtxSw(void); |
| extern void OSIntCtxSw(void); |
| extern void OSSched(void); |
| extern void OSIntEnter(void); |
| extern void OSIntExit(void); |
| |
| |
| /* Debug aids |
| */ |
| typedef void (*FP_PRINT)(char *, ...); |
| |
| #if (GKI_DEBUG == TRUE) |
| |
| typedef void (*PKT_PRINT)(UINT8 *, UINT16); |
| |
| extern void gki_print_task(FP_PRINT); |
| extern void gki_print_exception(FP_PRINT); |
| extern void gki_print_timer(FP_PRINT); |
| extern void gki_print_stack(FP_PRINT); |
| extern void gki_print_buffer(FP_PRINT); |
| extern void gki_print_buffer_statistics(FP_PRINT, INT16); |
| GKI_API extern void gki_print_used_bufs (FP_PRINT, UINT8); |
| extern void gki_dump(UINT8 *, UINT16, FP_PRINT); |
| extern void gki_dump2(UINT16 *, UINT16, FP_PRINT); |
| extern void gki_dump4(UINT32 *, UINT16, FP_PRINT); |
| |
| #endif |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |
