39 lines
1.4 KiB
C
39 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/**
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* Copyright (c) 2024-2025 CALCULET Technologies Ltd. All rights reserved.
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*/
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#ifndef _CALCULET_FOPS_H_
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#define _CALCULET_FOPS_H_
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#include <linux/fs.h>
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#include <linux/interrupt.h>
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// 定义offset映射规则
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#define MMAP_BAR2_OFFSET 0x10000000
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#define MMAP_BAR4_OFFSET 0x20000000
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#define MMAP_DMA_OFFSET 0x30000000
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/* 为了兼容性，保留原有的一些常量定义 */
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#define RESET_COMPLETION_TIMEOUT_MS 5000 // 减少到5秒
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#define MAX_RESET_RETRY 100 // 增加重试次数但减少单次延时
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#define RETRY_DELAY_US 1000 // 减少到1ms
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// calculet ioc info bar4
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#define CALCULET_PRODUCT_NAME_REG 0x0000
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#define CALCULET_SERIAL_NUMBER_REG 0x4800
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#define CALCULET_PRODUCT_NUMBER_REG 0x002C
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#define CALCULET_FIRMWARE_VERSION_REG 0x0020
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#define CALCULET_TOTAL_MEMORY_REG 0x004C
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#define CALCULET_MEMORY_BANDWIDTH_REG 0x0054
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#define CALCULET_DDR_FREQUENCY_REG 0x005C
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#define CALCULET_MAX_POWER_LIMIT_REG 0x0060
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#define CALCULET_TEMP_LIMIT_REG 0x0064
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int calculet_pcie_fops_open(struct inode* inode, struct file* filp);
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int calculet_pcie_fops_release(struct inode* inode, struct file* filp);
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long calculet_pcie_fops_unlockedioctl(struct file* filp, unsigned int cmd, unsigned long arg);
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int calculet_pcie_fops_mmap(struct file* filp, struct vm_area_struct *vma);
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#endif /* _CALCULET_FOPS_H_ */ |