fix mutex issue in semaphore.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1927 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong@gmail.com
parent
2f9cd34325
commit
fcf01d1d3d
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@ -94,54 +94,41 @@ filesystems/uffs/flash/nand_ids.c
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'''
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jffs2 = Split('''
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jffs2/dfs_jffs2.c
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jffs2/porting.c
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jffs2/cyg/compress/src/adler32.c
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jffs2/cyg/compress/src/compress.c
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jffs2/cyg/compress/src/deflate.c
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jffs2/cyg/compress/src/infback.c
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jffs2/cyg/compress/src/infblock.c
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jffs2/cyg/compress/src/inffast.c
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jffs2/cyg/compress/src/inflate.c
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jffs2/cyg/compress/src/inftrees.c
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jffs2/cyg/compress/src/maketree.c
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jffs2/cyg/compress/src/trees.c
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jffs2/cyg/compress/src/uncompr.c
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jffs2/cyg/compress/src/zutil.c
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jffs2/cyg/crc/crc16.c
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jffs2/cyg/crc/crc32.c
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jffs2/cyg/crc/posix_crc.c
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jffs2/kernel/rbtree.c
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jffs2/src/build.c
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jffs2/src/compr.c
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jffs2/src/compr_rtime.c
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jffs2/src/compr_rubin.c
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jffs2/src/compr_zlib.c
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jffs2/src/debug.c
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jffs2/src/dir-ecos.c
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jffs2/src/erase.c
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jffs2/src/flashio.c
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jffs2/src/fs-ecos.c
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jffs2/src/gc.c
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jffs2/src/gcthread.c
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jffs2/src/malloc-ecos.c
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jffs2/src/nodelist.c
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jffs2/src/nodemgmt.c
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jffs2/src/read.c
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jffs2/src/readinode.c
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jffs2/src/scan.c
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jffs2/src/write.c
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filesystems/jffs2/dfs_jffs2.c
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filesystems/jffs2/porting.c
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filesystems/jffs2/cyg/crc/crc16.c
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filesystems/jffs2/cyg/crc/crc32.c
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filesystems/jffs2/cyg/crc/posix_crc.c
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filesystems/jffs2/kernel/rbtree.c
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filesystems/jffs2/src/build.c
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filesystems/jffs2/src/compr.c
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filesystems/jffs2/src/compr_rtime.c
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filesystems/jffs2/src/compr_rubin.c
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filesystems/jffs2/src/debug.c
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filesystems/jffs2/src/dir-ecos.c
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filesystems/jffs2/src/erase.c
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filesystems/jffs2/src/flashio.c
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filesystems/jffs2/src/fs-ecos.c
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filesystems/jffs2/src/gc.c
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filesystems/jffs2/src/malloc-ecos.c
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filesystems/jffs2/src/nodelist.c
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filesystems/jffs2/src/nodemgmt.c
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filesystems/jffs2/src/read.c
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filesystems/jffs2/src/readinode.c
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filesystems/jffs2/src/scan.c
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filesystems/jffs2/src/write.c
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''')
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src_local = dfs
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CPPDEFINES = []
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# The set of source files associated with this SConscript file.
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path = [RTT_ROOT + '/components/dfs', RTT_ROOT + '/components/dfs/include']
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if GetDepend('RT_USING_DFS_YAFFS2'):
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src_local = src_local + yaffs2_main + yaffs2_comm
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path = path + [RTT_ROOT + '/components/dfs/filesystems/yaffs2', RTT_ROOT + '/components/dfs/filesystems/yaffs2/direct']
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path = path + [RTT_ROOT + '/components/dfs/filesystems/yaffs2', \
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RTT_ROOT + '/components/dfs/filesystems/yaffs2/direct']
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if GetDepend('RT_USING_DFS_ELMFAT'):
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if GetDepend('RT_DFS_ELM_USE_LFN'):
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@ -162,12 +149,18 @@ if GetDepend('RT_USING_DFS_DEVFS'):
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if GetDepend('RT_USING_DFS_UFFS'):
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src_local = src_local + uffs
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path = path + [RTT_ROOT + '/components/dfs/filesystems/uffs/src/inc', RTT_ROOT + '/components/dfs/filesystems/uffs', RTT_ROOT + '/components/dfs/filesystems/uffs/flash']
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path = path + [RTT_ROOT + '/components/dfs/filesystems/uffs/src/inc', \
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RTT_ROOT + '/components/dfs/filesystems/uffs', \
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RTT_ROOT + '/components/dfs/filesystems/uffs/flash']
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if GetDepend('RT_USING_DFS_JFFS2'):
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src_local = src_local + jffs2
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path = path + [RTT_ROOT + '/components/dfs/filesystems/jffs2/src', RTT_ROOT + '/components/dfs/filesystems/jffs2/kernel', RTT_ROOT + '/components/dfs/filesystems/jffs2/include', RTT_ROOT + '/components/dfs/filesystems/jffs2', RTT_ROOT + '/components/dfs/filesystems/jffs2/cyg/compress']
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group = DefineGroup('Filesystem', src_local, depend = ['RT_USING_DFS'], CPPPATH = path)
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path = path + [RTT_ROOT + '/components/dfs/filesystems/jffs2/src', \
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RTT_ROOT + '/components/dfs/filesystems/jffs2/kernel', \
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RTT_ROOT + '/components/dfs/filesystems/jffs2/include', \
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RTT_ROOT + '/components/dfs/filesystems/jffs2']
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CPPDEFINES = CPPDEFINES + ['__ECOS']
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group = DefineGroup('Filesystem', src_local, depend = ['RT_USING_DFS'], CPPPATH = path, CPPDEFINES = CPPDEFINES)
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Return('group')
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@ -21,7 +21,7 @@
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#include <dfs_fs.h>
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#include <dfs_def.h>
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#include <dfs_jffs2.h>
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#include "dfs_jffs2.h"
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#include "porting.h"
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#define FILE_PATH_MAX 256 /* the longest file path */
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@ -165,7 +165,7 @@ static int dfs_jffs2_mount(struct dfs_filesystem* fs,
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* s_dev in struct super_block, and mte->data will be
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* filled with jffs2_sb(see the source of jffs2_mount.
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*/
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mte->data = fs->dev_id;
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mte->data = (CYG_ADDRWORD)fs->dev_id;
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device_partition[index].dev = fs->dev_id;
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/* after jffs2_mount, mte->data will not be dev_id any more */
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@ -0,0 +1,6 @@
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#ifndef __DFS_JFFS2_H__
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#define __DFS_JFFS2_H__
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int dfs_jffs2_init(void);
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#endif
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@ -40,7 +40,7 @@ struct jffs2_inode_info {
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uint16_t flags;
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uint8_t usercompr;
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#if !defined (__ECOS)
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#if !defined (__ECOS) && !defined(RT_THREAD)
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#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,2)
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struct inode vfs_inode;
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#endif
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@ -26,13 +26,13 @@ struct semaphore {
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#define DECLARE_MUTEX(x) struct semaphore x = { { .value = 0, } };
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#define DECLARE_MUTEX_LOCKED(x) struct semaphore x = { { .vlalue = 1 } };
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#define init_MUTEX(sem) rt_mutex_init((rt_mutex_t *)sem, "mutex", RT_IPC_FLAG_FIFO)
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#define init_MUTEX(sem) rt_mutex_init((rt_mutex_t)sem, "mutex", RT_IPC_FLAG_FIFO)
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#define init_MUTEX_LOCKED(sem) do { \
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rt_mutex_init((rt_mutex_t *)sem, "mutex", RT_IPC_FLAG_FIFO);\
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rt_mutex_take((rt_mutex_t *)sem, RT_WAITING_FOREVER);} \
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rt_mutex_init((rt_mutex_t)sem, "mutex", RT_IPC_FLAG_FIFO);\
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rt_mutex_take((rt_mutex_t)sem, RT_WAITING_FOREVER);} \
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while(0)
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#define down(sem) rt_mutex_take((rt_mutex_t *)sem, RT_WAITING_FOREVER)
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#define down_interruptible(sem) ({rt_mutex_take((rt_mutex_t *)sem, RT_WAITING_FOREVER), 0; })
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#define down(sem) rt_mutex_take((rt_mutex_t)sem, RT_WAITING_FOREVER)
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#define down_interruptible(sem) ({rt_mutex_take((rt_mutex_t)sem, RT_WAITING_FOREVER), 0; })
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/*
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Attempt to lock the mutex pointed to by the mutex argument without waiting.
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If the mutex is already locked by some other thread then this function
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@ -41,6 +41,6 @@ TRUE is returned.
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void cyg_drv_mutex_unlock( cyg_drv_mutex *mutex )
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*/
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#define down_trylock(sem) rt_mutex_take((rt_mutex_t *)sem, RT_WAITING_NO)
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#define up(sem) rt_mutex_release((rt_mutex_t *)sem)
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#define down_trylock(sem) rt_mutex_take((rt_mutex_t)sem, RT_WAITING_NO)
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#define up(sem) rt_mutex_release((rt_mutex_t)sem)
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#endif /* __ASM_SEMAPHORE_H__ */
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@ -1,5 +1,13 @@
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#ifndef __LINUX_CONFIG_H__
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#define __LINUX_CONFIG_H__
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#define __LINUX_CONFIG_H__
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#define CONFIG_JFFS2_FS_DEBUG 0
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#define GFP_KERNEL 0
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/* #define CONFIG_JFFS2_FS_WRITEBUFFER 0 */
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/* #define CONFIG_JFFS2_PROC */
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/* #define CONFIG_JFFS2_RTIME */
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/* #define CONFIG_JFFS2_RUBIN */
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/* #define CONFIG_JFFS2_ZLIB */
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#endif /* __LINUX_CONFIG_H__ */
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@ -1,5 +1,6 @@
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#ifndef __LINUX_VERSION_H__
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#define __LINUX_VERSION_H__
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#include <rtthread.h>
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#endif /* __LINUX_VERSION_H__ */
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@ -21,4 +21,4 @@ void jffs2_get_info_from_sb(void * data, struct jffs2_fs_info * info)
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info->sector_size = c->sector_size;
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info->nr_blocks = c->nr_blocks;
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info->free_size = c->free_size; //fixme need test!
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}
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}
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@ -35,4 +35,4 @@ struct jffs2_dirent
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// should be used with caution.
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char d_name[NAME_MAX+1];
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};
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#endif
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#endif
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@ -22,7 +22,9 @@
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#include <linux/jffs2_fs_i.h>
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#ifdef __ECOS
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#include "os-ecos.h"
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#include "os-ecos.h"
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#elif defined(RT_THREAD)
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#include "os-rtthread.h"
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#else
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#include <linux/mtd/compatmac.h> /* For compatibility with older kernels */
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#include "os-linux.h"
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@ -15,8 +15,6 @@
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#define __JFFS2_OS_ECOS_H__
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#include <rtthread.h>
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#define malloc rt_malloc
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#define free rt_free
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#define printf rt_kprintf
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//#include <pkgconf/fs_jffs2.h>
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@ -0,0 +1,265 @@
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/*
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* JFFS2 -- Journalling Flash File System, Version 2.
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*
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* Copyright (C) 2002-2003 Free Software Foundation, Inc.
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*
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* Created by David Woodhouse <dwmw2@cambridge.redhat.com>
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*
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* For licensing information, see the file 'LICENCE' in this directory.
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*
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* $Id: os-ecos.h,v 1.24 2005/02/09 09:23:55 pavlov Exp $
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*
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*/
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#ifndef __JFFS2_OS_RTTHREAD_H__
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#define __JFFS2_OS_RTTHREAD_H__
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#include <rtthread.h>
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#define printf rt_kprintf
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//#include <pkgconf/fs_jffs2.h>
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//#include <cyg/io/io.h>
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//#include <sys/types.h>
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#include <asm/atomic.h>
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#include <linux/stat.h>
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#include <linux/compiler.h>
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//#include <pkgconf/system.h>
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//#include <pkgconf/hal.h>
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//#include <pkgconf/io_fileio.h>
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//#include <cyg/infra/cyg_trac.h> // tracing macros
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//#include <cyg/infra/cyg_ass.h> // assertion macros
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//#if defined (__GNUC__)
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//#include <unistd.h>
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//#elif defined (MSVC)
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//#else
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//#endif
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#include "os_sys_stat.h"//#include <sys/types.h>
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//#include <fcntl.h>
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//#include <sys/stat.h>
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//#include <errno.h> //fixme
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//#include <dirent.h>
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#define CYGPKG_FILEIO_DIRENT_DTYPE
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struct dirent
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{
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#ifdef CYGPKG_FILEIO_DIRENT_DTYPE
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mode_t d_type; // Only supported with FATFS, RAMFS, ROMFS,
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// and JFFS2.
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// d_type is not part of POSIX so
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// should be used with caution.
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#endif
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char d_name[NAME_MAX+1];
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};
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#include <stdlib.h>
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#include <string.h>
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#include <cyg/fileio/fileio.h> //prife
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//#include <cyg/hal/drv_api.h>
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//#include <cyg/infra/diag.h>
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//#include <cyg/io/flash.h>
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#include <linux/types.h>
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#include <linux/list.h>
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#include <asm/bug.h>
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//#define printf diag_printf //prife
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struct _inode;
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struct super_block;
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struct iovec {
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void *iov_base;
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ssize_t iov_len;
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};
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static inline unsigned int full_name_hash(const unsigned char * name, unsigned int len) {
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unsigned hash = 0;
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while (len--) {
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hash = (hash << 4) | (hash >> 28);
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hash ^= *(name++);
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}
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return hash;
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}
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#ifdef CYGOPT_FS_JFFS2_WRITE
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#define jffs2_is_readonly(c) (0)
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#else
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#define jffs2_is_readonly(c) (1)
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#endif
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/* NAND flash not currently supported on eCos */
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#define jffs2_can_mark_obsolete(c) (1)
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#define JFFS2_INODE_INFO(i) (&(i)->jffs2_i)
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#define OFNI_EDONI_2SFFJ(f) ((struct _inode *) ( ((char *)f) - ((char *)(&((struct _inode *)NULL)->jffs2_i)) ) )
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#define JFFS2_F_I_SIZE(f) (OFNI_EDONI_2SFFJ(f)->i_size)
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#define JFFS2_F_I_MODE(f) (OFNI_EDONI_2SFFJ(f)->i_mode)
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#define JFFS2_F_I_UID(f) (OFNI_EDONI_2SFFJ(f)->i_uid)
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#define JFFS2_F_I_GID(f) (OFNI_EDONI_2SFFJ(f)->i_gid)
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#define JFFS2_F_I_CTIME(f) (OFNI_EDONI_2SFFJ(f)->i_ctime)
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#define JFFS2_F_I_MTIME(f) (OFNI_EDONI_2SFFJ(f)->i_mtime)
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#define JFFS2_F_I_ATIME(f) (OFNI_EDONI_2SFFJ(f)->i_atime)
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/* FIXME: eCos doesn't hav a concept of device major/minor numbers */
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#define JFFS2_F_I_RDEV_MIN(f) ((OFNI_EDONI_2SFFJ(f)->i_rdev)&0xff)
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#define JFFS2_F_I_RDEV_MAJ(f) ((OFNI_EDONI_2SFFJ(f)->i_rdev)>>8)
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#define get_seconds cyg_timestamp
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struct _inode {
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cyg_uint32 i_ino;
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int i_count;
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mode_t i_mode;
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nlink_t i_nlink; // Could we dispense with this?
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uid_t i_uid;
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gid_t i_gid;
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time_t i_atime;
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time_t i_mtime;
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time_t i_ctime;
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// union {
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unsigned short i_rdev; // For devices only
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struct _inode * i_parent; // For directories only
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off_t i_size; // For files only
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// };
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struct super_block * i_sb;
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struct jffs2_inode_info jffs2_i;
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struct _inode * i_cache_prev; // We need doubly-linked?
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struct _inode * i_cache_next;
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};
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#define JFFS2_SB_INFO(sb) (&(sb)->jffs2_sb)
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#define OFNI_BS_2SFFJ(c) ((struct super_block *) ( ((char *)c) - ((char *)(&((struct super_block *)NULL)->jffs2_sb)) ) )
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struct super_block {
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struct jffs2_sb_info jffs2_sb;
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struct _inode * s_root;
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unsigned long s_mount_count;
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cyg_io_handle_t s_dev;
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//#ifdef CYGOPT_FS_JFFS2_GCTHREAD
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// cyg_mutex_t s_lock; // Lock the inode cache
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// cyg_flag_t s_gc_thread_flags; // Communication with the gcthread
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// cyg_handle_t s_gc_thread_handle;
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// cyg_thread s_gc_thread;
|
||||
//#if (CYGNUM_JFFS2_GC_THREAD_STACK_SIZE >= CYGNUM_HAL_STACK_SIZE_MINIMUM)
|
||||
// char s_gc_thread_stack[CYGNUM_JFFS2_GC_THREAD_STACK_SIZE];
|
||||
//#else
|
||||
// char s_gc_thread_stack[CYGNUM_HAL_STACK_SIZE_MINIMUM];
|
||||
//#endif
|
||||
// cyg_mtab_entry *mte;
|
||||
//#endif
|
||||
|
||||
#ifdef CYGOPT_FS_JFFS2_GCTHREAD
|
||||
struct rt_mutex s_lock; // Lock the inode cache
|
||||
struct rt_event s_gc_thread_flags; // Communication with the gcthread
|
||||
//void (*s_gc_thread_handle)(void *parameter);
|
||||
struct rt_thread s_gc_thread;
|
||||
//#if (CYGNUM_JFFS2_GC_THREAD_STACK_SIZE >= CYGNUM_HAL_STACK_SIZE_MINIMUM)
|
||||
// char s_gc_thread_stack[CYGNUM_JFFS2_GC_THREAD_STACK_SIZE];
|
||||
//#else
|
||||
// char s_gc_thread_stack[CYGNUM_HAL_STACK_SIZE_MINIMUM];
|
||||
//#endif
|
||||
#define CYGNUM_JFFS2_GC_THREAD_STACK_SIZE (1024*4)
|
||||
char s_gc_thread_stack[CYGNUM_JFFS2_GC_THREAD_STACK_SIZE];
|
||||
|
||||
cyg_mtab_entry *mte;
|
||||
#endif
|
||||
|
||||
};
|
||||
|
||||
#define sleep_on_spinunlock(wq, sl) spin_unlock(sl)
|
||||
#define EBADFD 32767
|
||||
|
||||
/* background.c */
|
||||
#ifdef CYGOPT_FS_JFFS2_GCTHREAD
|
||||
void jffs2_garbage_collect_trigger(struct jffs2_sb_info *c);
|
||||
void jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c);
|
||||
void jffs2_stop_garbage_collect_thread(struct jffs2_sb_info *c);
|
||||
#else
|
||||
static inline void jffs2_garbage_collect_trigger(struct jffs2_sb_info *c)
|
||||
{
|
||||
/* We don't have a GC thread in eCos (yet) */
|
||||
}
|
||||
#endif
|
||||
|
||||
/* fs-ecos.c */
|
||||
struct _inode *jffs2_new_inode (struct _inode *dir_i, int mode, struct jffs2_raw_inode *ri);
|
||||
struct _inode *jffs2_iget(struct super_block *sb, cyg_uint32 ino);
|
||||
void jffs2_iput(struct _inode * i);
|
||||
void jffs2_gc_release_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f);
|
||||
struct jffs2_inode_info *jffs2_gc_fetch_inode(struct jffs2_sb_info *c, int inum, int nlink);
|
||||
unsigned char *jffs2_gc_fetch_page(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
|
||||
unsigned long offset, unsigned long *priv);
|
||||
void jffs2_gc_release_page(struct jffs2_sb_info *c, unsigned char *pg, unsigned long *priv);
|
||||
|
||||
/* Avoid polluting eCos namespace with names not starting in jffs2_ */
|
||||
#define os_to_jffs2_mode(x) jffs2_from_os_mode(x)
|
||||
uint32_t jffs2_from_os_mode(uint32_t osmode);
|
||||
uint32_t jffs2_to_os_mode (uint32_t jmode);
|
||||
|
||||
|
||||
/* flashio.c */
|
||||
cyg_bool jffs2_flash_read(struct jffs2_sb_info *c, cyg_uint32 read_buffer_offset,
|
||||
const size_t size, size_t * return_size, unsigned char * write_buffer);
|
||||
cyg_bool jffs2_flash_write(struct jffs2_sb_info *c, cyg_uint32 write_buffer_offset,
|
||||
const size_t size, size_t * return_size, unsigned char * read_buffer);
|
||||
int jffs2_flash_direct_writev(struct jffs2_sb_info *c, const struct iovec *vecs,
|
||||
unsigned long count, loff_t to, size_t *retlen);
|
||||
cyg_bool jffs2_flash_erase(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb);
|
||||
|
||||
// dir-ecos.c
|
||||
struct _inode *jffs2_lookup(struct _inode *dir_i, const unsigned char *name, int namelen);
|
||||
int jffs2_create(struct _inode *dir_i, const unsigned char *d_name, int mode, struct _inode **new_i);
|
||||
int jffs2_mkdir (struct _inode *dir_i, const unsigned char *d_name, int mode);
|
||||
int jffs2_link (struct _inode *old_d_inode, struct _inode *dir_i, const unsigned char *d_name);
|
||||
int jffs2_unlink(struct _inode *dir_i, struct _inode *d_inode, const unsigned char *d_name);
|
||||
int jffs2_rmdir (struct _inode *dir_i, struct _inode *d_inode, const unsigned char *d_name);
|
||||
int jffs2_rename (struct _inode *old_dir_i, struct _inode *d_inode, const unsigned char *old_d_name,
|
||||
struct _inode *new_dir_i, const unsigned char *new_d_name);
|
||||
|
||||
/* erase.c */
|
||||
static inline void jffs2_erase_pending_trigger(struct jffs2_sb_info *c)
|
||||
{ }
|
||||
|
||||
#ifndef CONFIG_JFFS2_FS_WRITEBUFFER
|
||||
#define SECTOR_ADDR(x) ( ((unsigned long)(x) & ~(c->sector_size-1)) )
|
||||
#define jffs2_can_mark_obsolete(c) (1)
|
||||
#define jffs2_cleanmarker_oob(c) (0)
|
||||
#define jffs2_write_nand_cleanmarker(c,jeb) (-EIO)
|
||||
|
||||
#define jffs2_flush_wbuf_pad(c) (c=c)
|
||||
#define jffs2_flush_wbuf_gc(c, i) ({ (void)(c), (void) i, 0; })
|
||||
#define jffs2_nand_read_failcnt(c,jeb) do { ; } while(0)
|
||||
#define jffs2_write_nand_badblock(c,jeb,p) (0)
|
||||
#define jffs2_flash_setup(c) (0)
|
||||
#define jffs2_nand_flash_cleanup(c) do {} while(0)
|
||||
#define jffs2_wbuf_dirty(c) (0)
|
||||
#define jffs2_flash_writev(a,b,c,d,e,f) jffs2_flash_direct_writev(a,b,c,d,e)
|
||||
#define jffs2_wbuf_timeout NULL
|
||||
#define jffs2_wbuf_process NULL
|
||||
#define jffs2_nor_ecc(c) (0)
|
||||
#else
|
||||
#error no nand yet
|
||||
#endif
|
||||
|
||||
#ifndef BUG_ON
|
||||
#define BUG_ON(x) do { if (unlikely(x)) BUG(); } while(0)
|
||||
#endif
|
||||
|
||||
#define __init
|
||||
|
||||
#endif /* __JFFS2_OS_ECOS_H__ */
|
||||
Loading…
Reference in New Issue