242 lines
6.3 KiB
C
242 lines
6.3 KiB
C
/*
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* nand_blk.h for SUNXI NAND .
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*
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* Copyright (C) 2016 Allwinner.
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*
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __NAND_BLK_H__
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#define __NAND_BLK_H__
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#include <linux/kernel.h>
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#include <linux/kthread.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/list.h>
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#include <linux/fs.h>
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#include <linux/blkdev.h>
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#include <linux/blkpg.h>
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#include <linux/spinlock.h>
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#include <linux/hdreg.h>
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#include <linux/init.h>
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#include <linux/semaphore.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/interrupt.h>
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#include <linux/uaccess.h>
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#include <linux/timer.h>
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#include <linux/delay.h>
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#include <linux/clk.h>
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#include <linux/mutex.h>
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#include <linux/pinctrl/pinconf.h>
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#include <linux/pinctrl/consumer.h>
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#include <linux/gpio.h>
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#include <asm/processor.h>
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#include <linux/spinlock.h>
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#include <linux/of_irq.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <linux/wait.h>
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#include <linux/sched.h>
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#include <asm/cacheflush.h>
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#include <linux/pm.h>
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#include <linux/kthread.h>
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#include "nand_type.h"
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#include "nand_lib.h"
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#include <linux/scatterlist.h>
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#include <linux/vmalloc.h>
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#include <linux/freezer.h>
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#include <linux/types.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/mii.h>
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#include <linux/skbuff.h>
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#include <linux/irqreturn.h>
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#include <linux/device.h>
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#include <linux/pagemap.h>
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#include <linux/mutex.h>
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#include <linux/reboot.h>
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#include <linux/kmod.h>
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#include <linux/of_address.h>
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#include <linux/of.h>
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#include <linux/time.h>
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#if defined CONFIG_ARCH_SUN8IW1P1
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#define SUN8IW1P1
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#elif defined CONFIG_ARCH_SUN8IW3P1
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#define SUN8IW3P1
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#elif defined CONFIG_ARCH_SUN9IW1P1
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#define SUN9IW1P1
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#elif defined CONFIG_ARCH_SUN8IW5P1
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#define SUN8IW5P1
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#elif defined CONFIG_ARCH_SUN8IW6P1
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#define SUN8IW6P1
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#elif defined CONFIG_ARCH_SUN8IW7P1
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#define SUN8IW7P1
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#elif defined CONFIG_ARCH_SUN8IW8P1
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#define SUN8IW8P1
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#elif defined CONFIG_ARCH_SUN8IW10P1
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#define SUN8IW10P1
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#elif defined CONFIG_ARCH_SUN8IW11P1
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#define SUN8IW11P1
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#elif defined CONFIG_ARCH_SUN8IW12P1
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#define SUN8IW12P1
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#elif defined CONFIG_ARCH_SUN8IW15P1
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#define SUN8IW15P1
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#elif defined CONFIG_ARCH_SUN50I
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#define SUN50IW1P1
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#elif defined CONFIG_ARCH_SUN8IW10P1
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#define SUN8IW10P1
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#elif defined CONFIG_ARCH_SUN8IW11P1
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#define SUN8IW11P1
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#elif defined CONFIG_ARCH_SUN50IW2P1
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#define SUN50IW2P1
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#elif defined CONFIG_ARCH_SUN50IW3P1
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#define SUN50IW6P1
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#else
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#error "please select a platform\n"
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#endif
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#define __FPGA_TEST__
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#define __LINUX_NAND_SUPPORT_INT__
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#define __LINUX_SUPPORT_DMA_INT__
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#define __LINUX_SUPPORT_RB_INT__
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#define BLK_ERR_MSG_ON
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#ifdef BLK_ERR_MSG_ON
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#define nand_dbg_err(fmt, args...) printk(KERN_ERR "[NAND]"fmt, ## args)
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#else
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#define nand_dbg_err(fmt, ...) ({})
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#endif
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#ifdef BLK_INFO_MSG_ON
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#define nand_dbg_inf(fmt, args...) printk(KERN_DEBUG "[NAND]"fmt, ## args)
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#else
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#define nand_dbg_inf(fmt, ...) ({})
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#endif
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extern int nand_gpt_enable;
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extern struct device *ndfc_dev;
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#define NAND_SUPPORT_GPT (nand_gpt_enable)
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struct nand_blk_ops;
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struct list_head;
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struct semaphore;
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struct hd_geometry;
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struct nand_blk_dev {
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struct nand_blk_ops *nandr;
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struct list_head list;
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struct device dev;
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struct mutex lock;
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struct gendisk *disk;
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struct kref ref;
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void *priv;
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struct class dev_class;
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unsigned char heads;
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unsigned char sectors;
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unsigned short cylinders;
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int open;
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int devnum;
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unsigned long size;
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unsigned long off_size;
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int readonly;
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int writeonly;
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int disable_access;
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char name[32];
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};
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struct _nand_dev {
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struct nand_blk_dev nbd;
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char name[24];
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unsigned int offset;
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unsigned int size;
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struct _nftl_blk *nftl_blk;
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struct _nand_dev *nand_dev_next;
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struct mutex dev_lock;
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int (*read_data)(struct _nand_dev *nand_dev, unsigned int sector,
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unsigned int len, unsigned char *buf);
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int (*write_data)(struct _nand_dev *nand_dev, unsigned int sector,
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unsigned int len, unsigned char *buf);
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int (*flush_write_cache)(struct _nand_dev *nand_dev,
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unsigned int num);
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int (*discard)(struct _nand_dev *nand_dev, unsigned int sector,
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unsigned int len);
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int (*flush_sector_write_cache)(struct _nand_dev *nand_dev,
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unsigned int num);
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};
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struct nand_blk_ops {
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/* blk device ID */
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char name[32];
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int major;
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int minorbits;
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int blksize;
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int blkshift;
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struct task_struct *thread;
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struct request_queue *rq;
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spinlock_t queue_lock;
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/* add/remove nandflash devparts,use gendisk */
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int (*add_dev)(struct nand_blk_ops *tr,
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struct _nand_phy_partition *phy_partition);
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int (*add_dev_test)(struct nand_blk_ops *tr);
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int (*remove_dev)(struct nand_blk_ops *tr);
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/* Block layer ioctls */
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int (*getgeo)(struct nand_blk_dev *dev, struct hd_geometry *geo);
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int (*flush)(struct nand_blk_dev *dev);
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/* Called with mtd_table_mutex held; no race with add/remove */
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int (*open)(struct nand_blk_dev *dev);
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int (*release)(struct nand_blk_dev *dev);
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struct _nftl_blk nftl_blk_head;
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struct _nand_dev nand_dev_head;
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/* synchronization variable */
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struct completion thread_exit;
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int quit;
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wait_queue_head_t thread_wq;
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struct semaphore nand_ops_mutex;
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struct list_head devs;
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int bg_stop;
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int rq_null;
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struct module *owner;
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};
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/*****************************************************************************/
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extern int get_nand_secure_storage_max_item(void);
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extern int nand_secure_storage_read(int item, unsigned char *buf,
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unsigned int len);
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extern int nand_secure_storage_write(int item, unsigned char *buf,
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unsigned int len);
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extern int NAND_ReadBoot0(unsigned int length, void *buf);
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extern int NAND_ReadBoot1(unsigned int length, void *buf);
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extern int NAND_BurnBoot0(unsigned int length, void *buf);
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extern int NAND_BurnBoot1(unsigned int length, void *buf);
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extern struct _nand_info *p_nand_info;
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extern int add_nand(struct nand_blk_ops *tr,
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struct _nand_phy_partition *phy_partition);
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extern int add_nand_for_dragonboard_test(struct nand_blk_ops *tr);
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extern int remove_nand(struct nand_blk_ops *tr);
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extern int nand_flush(struct nand_blk_dev *dev);
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extern struct _nand_phy_partition *get_head_phy_partition_from_nand_info(
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struct _nand_info *nand_info);
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extern struct _nand_phy_partition *get_next_phy_partition(
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struct _nand_phy_partition *phy_partition);
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/*****************************************************************************/
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#endif |