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https://github.com/brain-hackers/u-boot-brain
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![Joe Hershberger](/assets/img/avatar_default.png)
Part, Read, and Write functionality that will be used by env_ubi. Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
224 lines
5.4 KiB
C
224 lines
5.4 KiB
C
/*
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* Header file for UBI support for U-Boot
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*
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* Adaptation from kernel to U-Boot
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*
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* Copyright (C) 2005-2007 Samsung Electronics
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* Kyungmin Park <kyungmin.park@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __UBOOT_UBI_H
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#define __UBOOT_UBI_H
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#include <common.h>
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#include <compiler.h>
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#include <malloc.h>
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#include <div64.h>
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#include <linux/crc32.h>
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#include <linux/types.h>
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#include <linux/list.h>
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#include <linux/rbtree.h>
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#include <linux/string.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/ubi.h>
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#ifdef CONFIG_CMD_ONENAND
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#include <onenand_uboot.h>
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#endif
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#include <asm/errno.h>
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#define DPRINTK(format, args...) \
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do { \
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printf("%s[%d]: " format "\n", __func__, __LINE__, ##args); \
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} while (0)
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/* configurable */
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#define CONFIG_MTD_UBI_WL_THRESHOLD 4096
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#define CONFIG_MTD_UBI_BEB_RESERVE 1
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#define UBI_IO_DEBUG 0
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/* debug options (Linux: drivers/mtd/ubi/Kconfig.debug) */
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#undef CONFIG_MTD_UBI_DEBUG
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#undef CONFIG_MTD_UBI_DEBUG_PARANOID
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#undef CONFIG_MTD_UBI_DEBUG_MSG
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#undef CONFIG_MTD_UBI_DEBUG_MSG_EBA
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#undef CONFIG_MTD_UBI_DEBUG_MSG_WL
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#undef CONFIG_MTD_UBI_DEBUG_MSG_IO
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#undef CONFIG_MTD_UBI_DEBUG_MSG_BLD
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#define CONFIG_MTD_UBI_DEBUG_DISABLE_BGT
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/* build.c */
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#define get_device(...)
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#define put_device(...)
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#define ubi_sysfs_init(...) 0
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#define ubi_sysfs_close(...) do { } while (0)
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static inline int is_power_of_2(unsigned long n)
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{
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return (n != 0 && ((n & (n - 1)) == 0));
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}
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/* FIXME */
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#define MKDEV(...) 0
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#define MAJOR(dev) 0
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#define MINOR(dev) 0
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#define alloc_chrdev_region(...) 0
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#define unregister_chrdev_region(...)
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#define class_create(...) __builtin_return_address(0)
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#define class_create_file(...) 0
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#define class_remove_file(...)
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#define class_destroy(...)
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#define misc_register(...) 0
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#define misc_deregister(...)
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/* vmt.c */
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#define device_register(...) 0
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#define volume_sysfs_init(...) 0
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#define volume_sysfs_close(...) do { } while (0)
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/* kapi.c */
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/* eba.c */
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/* io.c */
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#define init_waitqueue_head(...) do { } while (0)
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#define wait_event_interruptible(...) 0
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#define wake_up_interruptible(...) do { } while (0)
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#define print_hex_dump(...) do { } while (0)
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#define dump_stack(...) do { } while (0)
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/* wl.c */
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#define task_pid_nr(x) 0
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#define set_freezable(...) do { } while (0)
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#define try_to_freeze(...) 0
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#define set_current_state(...) do { } while (0)
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#define kthread_should_stop(...) 0
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#define schedule() do { } while (0)
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/* upd.c */
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static inline unsigned long copy_from_user(void *dest, const void *src,
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unsigned long count)
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{
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memcpy((void *)dest, (void *)src, count);
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return 0;
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}
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/* common */
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typedef int spinlock_t;
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typedef int wait_queue_head_t;
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#define spin_lock_init(...)
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#define spin_lock(...)
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#define spin_unlock(...)
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#define mutex_init(...)
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#define mutex_lock(...)
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#define mutex_unlock(...)
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#define init_rwsem(...) do { } while (0)
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#define down_read(...) do { } while (0)
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#define down_write(...) do { } while (0)
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#define down_write_trylock(...) 1
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#define up_read(...) do { } while (0)
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#define up_write(...) do { } while (0)
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struct kmem_cache { int i; };
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#define kmem_cache_create(...) 1
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#define kmem_cache_alloc(obj, gfp) malloc(sizeof(struct ubi_wl_entry))
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#define kmem_cache_free(obj, size) free(size)
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#define kmem_cache_destroy(...)
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#define cond_resched() do { } while (0)
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#define yield() do { } while (0)
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#define KERN_WARNING
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#define KERN_ERR
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#define KERN_NOTICE
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#define KERN_DEBUG
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#define GFP_KERNEL 0
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#define GFP_NOFS 1
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#define __user
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#define __init
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#define __exit
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#define kthread_create(...) __builtin_return_address(0)
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#define kthread_stop(...) do { } while (0)
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#define wake_up_process(...) do { } while (0)
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#define BUS_ID_SIZE 20
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struct rw_semaphore { int i; };
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struct device {
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struct device *parent;
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struct class *class;
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char bus_id[BUS_ID_SIZE]; /* position on parent bus */
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dev_t devt; /* dev_t, creates the sysfs "dev" */
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void (*release)(struct device *dev);
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};
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struct mutex { int i; };
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struct kernel_param { int i; };
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struct cdev {
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int owner;
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dev_t dev;
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};
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#define cdev_init(...) do { } while (0)
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#define cdev_add(...) 0
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#define cdev_del(...) do { } while (0)
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#define MAX_ERRNO 4095
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#define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO)
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static inline void *ERR_PTR(long error)
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{
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return (void *) error;
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}
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static inline long PTR_ERR(const void *ptr)
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{
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return (long) ptr;
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}
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static inline long IS_ERR(const void *ptr)
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{
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return IS_ERR_VALUE((unsigned long)ptr);
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}
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/* module */
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#define THIS_MODULE 0
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#define try_module_get(...) 1
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#define module_put(...) do { } while (0)
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#define module_init(...)
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#define module_exit(...)
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#define EXPORT_SYMBOL(...)
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#define EXPORT_SYMBOL_GPL(...)
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#define module_param_call(...)
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#define MODULE_PARM_DESC(...)
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#define MODULE_VERSION(...)
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#define MODULE_DESCRIPTION(...)
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#define MODULE_AUTHOR(...)
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#define MODULE_LICENSE(...)
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#ifndef __UBIFS_H__
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#include "../drivers/mtd/ubi/ubi.h"
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#endif
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/* functions */
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extern int ubi_mtd_param_parse(const char *val, struct kernel_param *kp);
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extern int ubi_init(void);
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extern void ubi_exit(void);
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extern int ubi_part(char *part_name, const char *vid_header_offset);
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extern int ubi_volume_write(char *volume, void *buf, size_t size);
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extern int ubi_volume_read(char *volume, char *buf, size_t size);
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extern struct ubi_device *ubi_devices[];
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#endif
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