92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
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/* Copyright 2018 Canaan Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file board.h
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* @brief define kd233-board init configure and start-up function
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* @version 1.0
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* @author AIIT XUOS Lab
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* @date 2021-04-25
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*/
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/*************************************************
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File name: board.h
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Description: define kd233-board board init function and struct
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Others: https://canaan-creative.com/developer
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History:
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1. Date: 2021-04-25
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Author: AIIT XUOS Lab
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Modification:
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1. define kd233-board InitBoardHardware
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2. define kd233-board data and bss struct
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*************************************************/
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#ifndef BOARD_H__
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#define BOARD_H__
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#include <xsconfig.h>
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#include <stdint.h>
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// #include "../../kernel/include/xs_service.h"
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extern unsigned int __bss_start;
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extern unsigned int __bss_end;
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extern unsigned int __stack_end__;
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extern unsigned int g_service_table_start;
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extern unsigned int g_service_table_end;
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#ifdef SEPARATE_COMPILE
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#define G_SERVICE_TABLE_LENGTH (0x1000)
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#define MEMORY_START_ADDRESS (void*)&__stack_end__
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#define MEMORY_END_ADDRESS (void*)((0x80000000 + 1 * 1024 * 1024)) /* 1M SRAM */
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typedef int (*main_t)(int argc, char *argv[]);
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typedef void (*exit_t)(void);
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struct UserSpaceS
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{
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main_t us_entrypoint;
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exit_t us_taskquit;
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uintptr_t us_textstart;
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uintptr_t us_textend;
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uintptr_t us_datasource;
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uintptr_t us_datastart;
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uintptr_t us_dataend;
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uintptr_t us_bssstart;
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uintptr_t us_bssend;
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uintptr_t us_heapend;
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};
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#define USERSPACE (( struct UserSpaceS *)(MEMORY_END_ADDRESS + G_SERVICE_TABLE_LENGTH))
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#ifndef SERVICE_TABLE_ADDRESS
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#define SERVICE_TABLE_ADDRESS (0x80100000)
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#endif
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#define USER_MEMORY_START_ADDRESS (USERSPACE->us_bssend)
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#define USER_MEMORY_END_ADDRESS (void*)((0x80000000 + 6 * 1024 * 1024) )
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#else
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#define MEMORY_START_ADDRESS (void*)&__stack_end__
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#define MEMORY_END_ADDRESS (void*)(0x80000000 + 6 * 1024 * 1024)
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#endif
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void InitBoardHardware(void);
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#endif
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