diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/jffs2.h | 14 | ||||
| -rw-r--r-- | include/linux/jffs2_fs_i.h | 50 | ||||
| -rw-r--r-- | include/linux/jffs2_fs_sb.h | 122 | ||||
| -rw-r--r-- | include/linux/module.h | 9 | ||||
| -rw-r--r-- | include/linux/mtd/mtd.h | 2 | ||||
| -rw-r--r-- | include/linux/mtd/onenand.h | 5 | ||||
| -rw-r--r-- | include/linux/mtd/onenand_regs.h | 8 | ||||
| -rw-r--r-- | include/linux/mtd/physmap.h | 29 | ||||
| -rw-r--r-- | include/mtd/mtd-abi.h | 15 |
9 files changed, 34 insertions, 220 deletions
diff --git a/include/linux/jffs2.h b/include/linux/jffs2.h index cf792bb3c726..228ad72f7dd8 100644 --- a/include/linux/jffs2.h +++ b/include/linux/jffs2.h @@ -82,15 +82,15 @@ typedef struct { uint32_t v32; -} __attribute__((packed)) jint32_t; +} jint32_t; typedef struct { uint32_t m; -} __attribute__((packed)) jmode_t; +} jmode_t; typedef struct { uint16_t v16; -} __attribute__((packed)) jint16_t; +} jint16_t; struct jffs2_unknown_node { @@ -99,7 +99,7 @@ struct jffs2_unknown_node jint16_t nodetype; jint32_t totlen; /* So we can skip over nodes we don't grok */ jint32_t hdr_crc; -} __attribute__((packed)); +}; struct jffs2_raw_dirent { @@ -117,7 +117,7 @@ struct jffs2_raw_dirent jint32_t node_crc; jint32_t name_crc; uint8_t name[0]; -} __attribute__((packed)); +}; /* The JFFS2 raw inode structure: Used for storage on physical media. */ /* The uid, gid, atime, mtime and ctime members could be longer, but @@ -149,7 +149,7 @@ struct jffs2_raw_inode jint32_t data_crc; /* CRC for the (compressed) data. */ jint32_t node_crc; /* CRC for the raw inode (excluding data) */ uint8_t data[0]; -} __attribute__((packed)); +}; struct jffs2_raw_summary { @@ -163,7 +163,7 @@ struct jffs2_raw_summary jint32_t sum_crc; /* summary information crc */ jint32_t node_crc; /* node crc */ jint32_t sum[0]; /* inode summary info */ -} __attribute__((packed)); +}; union jffs2_node_union { diff --git a/include/linux/jffs2_fs_i.h b/include/linux/jffs2_fs_i.h deleted file mode 100644 index ad565bf9dcc1..000000000000 --- a/include/linux/jffs2_fs_i.h +++ /dev/null @@ -1,50 +0,0 @@ -/* $Id: jffs2_fs_i.h,v 1.19 2005/11/07 11:14:52 gleixner Exp $ */ - -#ifndef _JFFS2_FS_I -#define _JFFS2_FS_I - -#include <linux/version.h> -#include <linux/rbtree.h> -#include <asm/semaphore.h> - -struct jffs2_inode_info { - /* We need an internal mutex similar to inode->i_mutex. - Unfortunately, we can't used the existing one, because - either the GC would deadlock, or we'd have to release it - before letting GC proceed. Or we'd have to put ugliness - into the GC code so it didn't attempt to obtain the i_mutex - for the inode(s) which are already locked */ - struct semaphore sem; - - /* The highest (datanode) version number used for this ino */ - uint32_t highest_version; - - /* List of data fragments which make up the file */ - struct rb_root fragtree; - - /* There may be one datanode which isn't referenced by any of the - above fragments, if it contains a metadata update but no actual - data - or if this is a directory inode */ - /* This also holds the _only_ dnode for symlinks/device nodes, - etc. */ - struct jffs2_full_dnode *metadata; - - /* Directory entries */ - struct jffs2_full_dirent *dents; - - /* The target path if this is the inode of a symlink */ - unsigned char *target; - - /* Some stuff we just have to keep in-core at all times, for each inode. */ - struct jffs2_inode_cache *inocache; - - uint16_t flags; - uint8_t usercompr; -#if !defined (__ECOS) -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,2) - struct inode vfs_inode; -#endif -#endif -}; - -#endif /* _JFFS2_FS_I */ diff --git a/include/linux/jffs2_fs_sb.h b/include/linux/jffs2_fs_sb.h deleted file mode 100644 index 4bcfb5570221..000000000000 --- a/include/linux/jffs2_fs_sb.h +++ /dev/null @@ -1,122 +0,0 @@ -/* $Id: jffs2_fs_sb.h,v 1.54 2005/09/21 13:37:34 dedekind Exp $ */ - -#ifndef _JFFS2_FS_SB -#define _JFFS2_FS_SB - -#include <linux/types.h> -#include <linux/spinlock.h> -#include <linux/workqueue.h> -#include <linux/completion.h> -#include <asm/semaphore.h> -#include <linux/timer.h> -#include <linux/wait.h> -#include <linux/list.h> -#include <linux/rwsem.h> - -#define JFFS2_SB_FLAG_RO 1 -#define JFFS2_SB_FLAG_SCANNING 2 /* Flash scanning is in progress */ -#define JFFS2_SB_FLAG_BUILDING 4 /* File system building is in progress */ - -struct jffs2_inodirty; - -/* A struct for the overall file system control. Pointers to - jffs2_sb_info structs are named `c' in the source code. - Nee jffs_control -*/ -struct jffs2_sb_info { - struct mtd_info *mtd; - - uint32_t highest_ino; - uint32_t checked_ino; - - unsigned int flags; - - struct task_struct *gc_task; /* GC task struct */ - struct completion gc_thread_start; /* GC thread start completion */ - struct completion gc_thread_exit; /* GC thread exit completion port */ - - struct semaphore alloc_sem; /* Used to protect all the following - fields, and also to protect against - out-of-order writing of nodes. And GC. */ - uint32_t cleanmarker_size; /* Size of an _inline_ CLEANMARKER - (i.e. zero for OOB CLEANMARKER */ - - uint32_t flash_size; - uint32_t used_size; - uint32_t dirty_size; - uint32_t wasted_size; - uint32_t free_size; - uint32_t erasing_size; - uint32_t bad_size; - uint32_t sector_size; - uint32_t unchecked_size; - - uint32_t nr_free_blocks; - uint32_t nr_erasing_blocks; - - /* Number of free blocks there must be before we... */ - uint8_t resv_blocks_write; /* ... allow a normal filesystem write */ - uint8_t resv_blocks_deletion; /* ... allow a normal filesystem deletion */ - uint8_t resv_blocks_gctrigger; /* ... wake up the GC thread */ - uint8_t resv_blocks_gcbad; /* ... pick a block from the bad_list to GC */ - uint8_t resv_blocks_gcmerge; /* ... merge pages when garbage collecting */ - - uint32_t nospc_dirty_size; - - uint32_t nr_blocks; - struct jffs2_eraseblock *blocks; /* The whole array of blocks. Used for getting blocks - * from the offset (blocks[ofs / sector_size]) */ - struct jffs2_eraseblock *nextblock; /* The block we're currently filling */ - - struct jffs2_eraseblock *gcblock; /* The block we're currently garbage-collecting */ - - struct list_head clean_list; /* Blocks 100% full of clean data */ - struct list_head very_dirty_list; /* Blocks with lots of dirty space */ - struct list_head dirty_list; /* Blocks with some dirty space */ - struct list_head erasable_list; /* Blocks which are completely dirty, and need erasing */ - struct list_head erasable_pending_wbuf_list; /* Blocks which need erasing but only after the current wbuf is flushed */ - struct list_head erasing_list; /* Blocks which are currently erasing */ - struct list_head erase_pending_list; /* Blocks which need erasing now */ - struct list_head erase_complete_list; /* Blocks which are erased and need the clean marker written to them */ - struct list_head free_list; /* Blocks which are free and ready to be used */ - struct list_head bad_list; /* Bad blocks. */ - struct list_head bad_used_list; /* Bad blocks with valid data in. */ - - spinlock_t erase_completion_lock; /* Protect free_list and erasing_list - against erase completion handler */ - wait_queue_head_t erase_wait; /* For waiting for erases to complete */ - - wait_queue_head_t inocache_wq; - struct jffs2_inode_cache **inocache_list; - spinlock_t inocache_lock; - - /* Sem to allow jffs2_garbage_collect_deletion_dirent to - drop the erase_completion_lock while it's holding a pointer - to an obsoleted node. I don't like this. Alternatives welcomed. */ - struct semaphore erase_free_sem; - - uint32_t wbuf_pagesize; /* 0 for NOR and other flashes with no wbuf */ - -#ifdef CONFIG_JFFS2_FS_WRITEBUFFER - /* Write-behind buffer for NAND flash */ - unsigned char *wbuf; - uint32_t wbuf_ofs; - uint32_t wbuf_len; - struct jffs2_inodirty *wbuf_inodes; - - struct rw_semaphore wbuf_sem; /* Protects the write buffer */ - - /* Information about out-of-band area usage... */ - struct nand_oobinfo *oobinfo; - uint32_t badblock_pos; - uint32_t fsdata_pos; - uint32_t fsdata_len; -#endif - - struct jffs2_summary *summary; /* Summary information */ - - /* OS-private pointer for getting back to master superblock info */ - void *os_priv; -}; - -#endif /* _JFFS2_FB_SB */ diff --git a/include/linux/module.h b/include/linux/module.h index eaec13ddd667..b0d44134f3c4 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -557,13 +557,4 @@ static inline void module_remove_driver(struct device_driver *driver) #define __MODULE_STRING(x) __stringify(x) -/* Use symbol_get and symbol_put instead. You'll thank me. */ -#define HAVE_INTER_MODULE -extern void __deprecated inter_module_register(const char *, - struct module *, const void *); -extern void __deprecated inter_module_unregister(const char *); -extern const void * __deprecated inter_module_get_request(const char *, - const char *); -extern void __deprecated inter_module_put(const char *); - #endif /* _LINUX_MODULE_H */ diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index b6f2fdae65c6..73620ef83364 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -61,7 +61,7 @@ struct mtd_info { u_int32_t flags; u_int32_t size; // Total size of the MTD - /* "Major" erase size for the device. Naïve users may take this + /* "Major" erase size for the device. Naïve users may take this * to be the only erase size available, or may use the more detailed * information below if they desire */ diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 7419b5fab133..3f5919f2e9da 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -35,6 +35,8 @@ typedef enum { FL_SYNCING, FL_UNLOCKING, FL_LOCKING, + FL_RESETING, + FL_OTPING, FL_PM_SUSPENDED, } onenand_state_t; @@ -130,6 +132,9 @@ struct onenand_chip { #define ONENAND_SET_SYS_CFG1(v, this) \ (this->write_word(v, this->base + ONENAND_REG_SYS_CFG1)) +/* Check byte access in OneNAND */ +#define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1) + /* * Options bits */ diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h index d7832ef8ed63..4a72818d2545 100644 --- a/include/linux/mtd/onenand_regs.h +++ b/include/linux/mtd/onenand_regs.h @@ -112,6 +112,7 @@ #define ONENAND_CMD_LOCK_TIGHT (0x2C) #define ONENAND_CMD_ERASE (0x94) #define ONENAND_CMD_RESET (0xF0) +#define ONENAND_CMD_OTP_ACCESS (0x65) #define ONENAND_CMD_READID (0x90) /* NOTE: Those are not *REAL* commands */ @@ -152,6 +153,8 @@ #define ONENAND_CTRL_ERASE (1 << 11) #define ONENAND_CTRL_ERROR (1 << 10) #define ONENAND_CTRL_RSTB (1 << 7) +#define ONENAND_CTRL_OTP_L (1 << 6) +#define ONENAND_CTRL_OTP_BL (1 << 5) /* * Interrupt Status Register F241h (R) @@ -177,4 +180,9 @@ #define ONENAND_ECC_2BIT (1 << 1) #define ONENAND_ECC_2BIT_ALL (0xAAAA) +/* + * One-Time Programmable (OTP) + */ +#define ONENAND_OTP_LOCK_OFFSET (14) + #endif /* __ONENAND_REG_H */ diff --git a/include/linux/mtd/physmap.h b/include/linux/mtd/physmap.h index c7b8bcdef013..86831e3594f6 100644 --- a/include/linux/mtd/physmap.h +++ b/include/linux/mtd/physmap.h @@ -15,33 +15,26 @@ */ #ifndef __LINUX_MTD_PHYSMAP__ - -#include <linux/config.h> - -#if defined(CONFIG_MTD_PHYSMAP) +#define __LINUX_MTD_PHYSMAP__ #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> -/* - * The map_info for physmap. Board can override size, buswidth, phys, - * (*set_vpp)(), etc in their initial setup routine. - */ -extern struct map_info physmap_map; +struct physmap_flash_data { + unsigned int width; + void (*set_vpp)(struct map_info *, int); + unsigned int nr_parts; + struct mtd_partition *parts; +}; /* * Board needs to specify the exact mapping during their setup time. */ -static inline void physmap_configure(unsigned long addr, unsigned long size, int bankwidth, void (*set_vpp)(struct map_info *, int) ) -{ - physmap_map.phys = addr; - physmap_map.size = size; - physmap_map.bankwidth = bankwidth; - physmap_map.set_vpp = set_vpp; -} +void physmap_configure(unsigned long addr, unsigned long size, + int bankwidth, void (*set_vpp)(struct map_info *, int) ); -#if defined(CONFIG_MTD_PARTITIONS) +#ifdef CONFIG_MTD_PARTITIONS /* * Machines that wish to do flash partition may want to call this function in @@ -55,7 +48,5 @@ static inline void physmap_configure(unsigned long addr, unsigned long size, int void physmap_set_partitions(struct mtd_partition *parts, int num_parts); #endif /* defined(CONFIG_MTD_PARTITIONS) */ -#endif /* defined(CONFIG_MTD) */ #endif /* __LINUX_MTD_PHYSMAP__ */ - diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h index b5994ea56a5a..fa2524157846 100644 --- a/include/mtd/mtd-abi.h +++ b/include/mtd/mtd-abi.h @@ -28,27 +28,18 @@ struct mtd_oob_buf { #define MTD_ROM 2 #define MTD_NORFLASH 3 #define MTD_NANDFLASH 4 -#define MTD_PEROM 5 #define MTD_DATAFLASH 6 -#define MTD_OTHER 14 -#define MTD_UNKNOWN 15 #define MTD_CLEAR_BITS 1 // Bits can be cleared (flash) #define MTD_SET_BITS 2 // Bits can be set -#define MTD_ERASEABLE 4 // Has an erase function -#define MTD_WRITEB_WRITEABLE 8 // Direct IO is possible -#define MTD_VOLATILE 16 // Set for RAMs -#define MTD_XIP 32 // eXecute-In-Place possible -#define MTD_OOB 64 // Out-of-band data (NAND flash) #define MTD_ECC 128 // Device capable of automatic ECC -#define MTD_NO_VIRTBLOCKS 256 // Virtual blocks not allowed #define MTD_PROGRAM_REGIONS 512 // Configurable Programming Regions // Some common devices / combinations of capabilities #define MTD_CAP_ROM 0 -#define MTD_CAP_RAM (MTD_CLEAR_BITS|MTD_SET_BITS|MTD_WRITEB_WRITEABLE) -#define MTD_CAP_NORFLASH (MTD_CLEAR_BITS|MTD_ERASEABLE) -#define MTD_CAP_NANDFLASH (MTD_CLEAR_BITS|MTD_ERASEABLE|MTD_OOB) +#define MTD_CAP_RAM (MTD_CLEAR_BITS|MTD_SET_BITS) +#define MTD_CAP_NORFLASH (MTD_CLEAR_BITS) +#define MTD_CAP_NANDFLASH (MTD_CLEAR_BITS) #define MTD_WRITEABLE (MTD_CLEAR_BITS|MTD_SET_BITS) |