| /*********************************************** |
| * Copyright (c) 2015 Amphion Semiconductor Ltd * |
| *********************************************** |
| * The code contained herein is licensed under the GNU General Public |
| * License. You may obtain a copy of the GNU General Public License |
| * Version 2 or later at the following locations: |
| * |
| * http://www.opensource.org/licenses/gpl-license.html |
| * http://www.gnu.org/copyleft/gpl.html |
| **************************************************** |
| * |
| * Filename: pal_linux_map.h |
| * Description: Maps the abstraction layer type from the |
| * PAL to Linux defines, though a variation of CNXT KAL |
| * for implementing NXP PAL implementaiton layer |
| * Author: Media IP FW team (Belfast) |
| * |
| ****************************************************************************** |
| * $Id: |
| ******************************************************************************/ |
| |
| /* Note : At the moment I have done no real comparison and merge of the |
| different abstarction layers supported in the PAL layer so this |
| file is simply a direct map - currently its only ftn is to |
| remove compiler warnings and to get the code structure correct for |
| the future |
| */ |
| |
| #ifndef _PAL_LINUX_MAP_H_ |
| #define _PAL_LINUX_MAP_H_ |
| |
| #include "status_codes.h" |
| |
| /*******************/ |
| /* Resource Limits */ |
| /*******************/ |
| |
| #if 0 |
| /* Maximum length of an OS object name string */ |
| #define PAL_MAX_OBJ_NAME_LENGTH CNXT_KAL_MAX_OBJ_NAME_LENGTH |
| #endif |
| |
| #define PAL_NO_WAIT 0 |
| #define PAL_WAIT_FOREVER ((u_int32)-1) |
| |
| #if 0 |
| /* Macro to assign task priority based on RTOS */ |
| #define PAL_THREAD_PRIO(Prio, UCOS_Prio) CNXT_KAL_THREAD_PRIO(Prio, UCOS_Prio) |
| |
| /* Task Priority Limits. */ |
| #define PAL_DEFAULT_PRIORITY CNXT_KAL_DEFAULT_PRIORITY |
| #define PAL_MAX_THREAD_PRIORITY CNXT_KAL_MAX_THREAD_PRIORITY |
| #define PAL_MIN_THREAD_PRIORITY CNXT_KAL_MIN_THREAD_PRIORITY |
| #endif |
| |
| /* Object identifiers, KAL originated */ |
| typedef u_int32 CNXT_QUEUE_ID; |
| typedef u_int32 CNXT_THREAD_ID; |
| typedef u_int32 CNXT_SEM_ID; |
| typedef u_int32 CNXT_MUTEX_ID; |
| typedef u_int32 CNXT_POOL_ID; |
| typedef u_int16 CNXT_EVENTS; |
| typedef u_int32 CNXT_TICK_ID; |
| typedef u_int32 CNXT_TIMER_ID; |
| typedef bool CNXT_CRIT_STATE; |
| |
| #define PAL_QUEUE_ID CNXT_QUEUE_ID |
| #define PAL_THREAD_ID CNXT_THREAD_ID |
| #define PAL_SEM_ID CNXT_SEM_ID |
| #define PAL_POOL_ID CNXT_POOL_ID |
| #define PAL_EVENTS CNXT_EVENTS |
| #define PAL_TICK_ID CNXT_TICK_ID |
| #define PAL_TIMER_ID CNXT_TIMER_ID |
| #define PAL_CRIT_STATE CNXT_CRIT_STATE |
| |
| |
| typedef enum |
| { |
| PAL_CB_LOW_PRIORITY, |
| PAL_CB_LOW_PRIORITY_NO_BLOCK, |
| PAL_CB_HIGH_PRIORITY, |
| PAL_CB_HIGH_PRIORITY_NO_BLOCK, |
| PAL_CB_PRIORITY_LAST = PAL_CB_HIGH_PRIORITY_NO_BLOCK |
| } PAL_CB_PRIORITY; |
| |
| #define PAL_PFNTHREAD PFNTHREAD |
| #define PAL_PFNISR PFNISR |
| #define PAL_PFNTHREADCALLBACK PFNTHREADCALLBACK |
| typedef void (*PFNTHREAD)(int, void **); |
| typedef MEDIAIP_FW_STATUS (*PFNISR)(u_int32); |
| typedef void (*PFNTHREADCALLBACK)(u_int32, u_int32, void *); |
| |
| |
| |
| |
| |
| /*****************************************************************/ |
| /** PAL functions exporting OS abstraction layer functionality **/ |
| /*****************************************************************/ |
| |
| MEDIAIP_FW_STATUS pal_thread_create ( PAL_PFNTHREAD pfnEntryPoint, |
| int nArgC, |
| void **ppArgV, |
| u_int32 uStackSize, |
| u_int8 uPrio, |
| const char *pszName, |
| PAL_THREAD_ID *pId ); |
| |
| MEDIAIP_FW_STATUS pal_thread_terminate ( PAL_THREAD_ID *pId ); |
| |
| MEDIAIP_FW_STATUS pal_make_async_thread_callback ( |
| PAL_PFNTHREADCALLBACK pfnCallback, |
| PAL_CB_PRIORITY Priority, |
| u_int32 uParam1, |
| u_int32 uParam2, |
| void *pData ); |
| |
| |
| |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Semaphore functions |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| MEDIAIP_FW_STATUS pal_sem_create ( u_int32 uInitialValue, |
| const char *pszName, |
| PAL_SEM_ID *pSem); |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Queue functions |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| MEDIAIP_FW_STATUS pal_qu_create ( unsigned int nMaxElements, |
| const char *pszName, |
| PAL_QUEUE_ID *pQuId ); |
| |
| MEDIAIP_FW_STATUS pal_qu_destroy ( PAL_QUEUE_ID QuId ); |
| |
| MEDIAIP_FW_STATUS pal_qu_send ( PAL_QUEUE_ID QuId, |
| void *pMessage ); |
| |
| MEDIAIP_FW_STATUS pal_qu_receive ( PAL_QUEUE_ID QuId, |
| u_int32 uTimeoutMs, |
| void *pMessage ); |
| |
| |
| #endif /* _PAL_CNXT_KAL_MAP_H_ */ |
| |
| /* End of File */ |
