kernel_liteos_a1/kernel/base/include/los_vm_zone.h

90 lines
3.6 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.
*/
#ifndef __VM_ZONE_H__
#define __VM_ZONE_H__
#include "board.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define _U32_C(X) X##U
#define U32_C(X) _U32_C(X)
#define KERNEL_VMM_BASE U32_C(KERNEL_VADDR_BASE)
#define KERNEL_VMM_SIZE U32_C(KERNEL_VADDR_SIZE)
#define KERNEL_ASPACE_BASE KERNEL_VMM_BASE
#define KERNEL_ASPACE_SIZE KERNEL_VMM_SIZE
/* Uncached vmm aspace */
#define UNCACHED_VMM_BASE (KERNEL_VMM_BASE + KERNEL_VMM_SIZE)
#define UNCACHED_VMM_SIZE DDR_MEM_SIZE
#define VMALLOC_START (UNCACHED_VMM_BASE + UNCACHED_VMM_SIZE)
#define VMALLOC_SIZE 0x08000000
#define PERIPH_DEVICE_BASE (VMALLOC_START + VMALLOC_SIZE)
#define PERIPH_DEVICE_SIZE U32_C(PERIPH_PMM_SIZE)
#define PERIPH_CACHED_BASE (PERIPH_DEVICE_BASE + PERIPH_DEVICE_SIZE)
#define PERIPH_CACHED_SIZE U32_C(PERIPH_PMM_SIZE)
#define PERIPH_UNCACHED_BASE (PERIPH_CACHED_BASE + PERIPH_CACHED_SIZE)
#define PERIPH_UNCACHED_SIZE U32_C(PERIPH_PMM_SIZE)
#define IO_DEVICE_ADDR(paddr) (paddr - PERIPH_PMM_BASE + PERIPH_DEVICE_BASE)
#define IO_CACHED_ADDR(paddr) (paddr - PERIPH_PMM_BASE + PERIPH_CACHED_BASE)
#define IO_UNCACHED_ADDR(paddr) (paddr - PERIPH_PMM_BASE + PERIPH_UNCACHED_BASE)
#define MEM_CACHED_ADDR(paddr) (paddr - DDR_MEM_ADDR + KERNEL_VMM_BASE)
#define MEM_UNCACHED_ADDR(paddr) (paddr - DDR_MEM_ADDR + UNCACHED_VMM_BASE)
#define VMM_TO_UNCACHED_ADDR(vaddr) (vaddr - KERNEL_VMM_BASE + UNCACHED_VMM_BASE)
#define UNCACHED_TO_VMM_ADDR(vaddr) (vaddr - UNCACHED_VMM_BASE + KERNEL_VMM_BASE)
#define VMM_TO_DMA_ADDR(vaddr) (vaddr - KERNEL_VMM_BASE + SYS_MEM_BASE)
#define DMA_TO_VMM_ADDR(vaddr) (vaddr - SYS_MEM_BASE + KERNEL_VMM_BASE)
#if (PERIPH_UNCACHED_BASE >= (0xFFFFFFFFU - PERIPH_UNCACHED_SIZE))
#error "Kernel virtual memory space has overflowed!"
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif