1 /* 2 * Copyright (c) 2022-2022 Huawei Device Co., Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without modification, 5 * are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright notice, this list of 8 * conditions and the following disclaimer. 9 * 10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 11 * of conditions and the following disclaimer in the documentation and/or other materials 12 * provided with the distribution. 13 * 14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef _LOS_BOX_H 32 #define _LOS_BOX_H 33 34 #include "los_compiler.h" 35 36 #define LOSCFG_BOX_START_PRIO 5 37 #define LOSCFG_BOX_PRIO 10 38 39 /* 40 * -------------------- boxStartAddr(main) 41 * | .text | 42 * | ----------------- 43 * | .data | 44 * | ----------------- boxHeapAddr 45 * | .heap | 46 * | ----------------- boxStackAddr 47 * | boxStackSize | 48 * -------------------- 49 */ 50 typedef struct { 51 UINTPTR boxStartAddr; 52 UINTPTR boxSize; 53 UINTPTR boxHeapAddr; 54 UINTPTR boxHeapSize; 55 UINTPTR boxStackAddr; /* box main task stack addr */ 56 UINTPTR boxStackSize; 57 } LosBoxCB; 58 59 typedef struct { 60 unsigned long userArea; 61 unsigned long userSp; 62 unsigned int boxID; 63 } UserTaskCB; 64 65 VOID OsUserTaskInit(UINT32 taskID, UINTPTR entry, UINTPTR userArea, UINTPTR userSp); 66 VOID OsUserTaskDelete(UINT32 taskID); 67 UserTaskCB *OsGetUserTaskCB(UINT32 taskID); 68 UINT32 LOS_BoxStart(VOID); 69 70 extern INT32 _ulibc_start(UINTPTR main); 71 72 #endif 73