kernel_liteos_a1/kernel/base/include/los_vm_boot.h

75 lines
2.6 KiB
C

/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* flags for initial mapping struct */
#define MMU_INITIAL_MAPPING_TEMPORARY (0x1)
#define MMU_INITIAL_MAPPING_FLAG_UNCACHED (0x2)
#define MMU_INITIAL_MAPPING_FLAG_DEVICE (0x4)
#define MMU_INITIAL_MAPPING_FLAG_DYNAMIC (0x8)
#ifndef ASSEMBLY
#ifndef __LOS_VM_BOOT_H__
#define __LOS_VM_BOOT_H__
#include "los_typedef.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define OS_KHEAP_BLOCK_SIZE (512 * 1024UL)
typedef struct ArchMmuInitMapping {
PADDR_T phys;
VADDR_T virt;
size_t size;
unsigned int flags;
const char *name;
} LosArchMmuInitMapping;
extern UINTPTR g_vmBootMemBase;
extern BOOL g_kHeapInited;
UINT32 OsVmAddrCheck(size_t tempAddr, size_t length);
VOID *OsVmBootMemAlloc(size_t len);
UINT32 OsSysMemInit(VOID);
VOID OsInitMappingStartUp(VOID);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* __LOS_VM_BOOT_H__ */
#endif /* ASSEMBLY */