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author | William Juul <william.juul@tandberg.com> | 2008-06-10 16:18:13 -0500 |
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committer | Scott Wood <scottwood@freescale.com> | 2008-08-12 11:31:20 -0500 |
commit | 98824ce3f95e6c4d08d439b779c0acb0048045a6 (patch) | |
tree | 2f4dea6bc248396cfa94e11503b98a3c68fd896a /fs/yaffs2/direct | |
parent | ec29a32b5a71b203f7d9087f1f4d786e7f13dd23 (diff) | |
download | u-boot-imx-98824ce3f95e6c4d08d439b779c0acb0048045a6.zip u-boot-imx-98824ce3f95e6c4d08d439b779c0acb0048045a6.tar.gz u-boot-imx-98824ce3f95e6c4d08d439b779c0acb0048045a6.tar.bz2 |
Clean out unneeded files
Signed-off-by: William Juul <william.juul@tandberg.com>
Diffstat (limited to 'fs/yaffs2/direct')
-rw-r--r-- | fs/yaffs2/direct/dtest.c | 2282 | ||||
-rw-r--r-- | fs/yaffs2/direct/fsx_test/Makefile | 75 | ||||
-rw-r--r-- | fs/yaffs2/direct/fsx_test/README | 7 | ||||
-rw-r--r-- | fs/yaffs2/direct/fsx_test/yaffs_fsx.c | 1007 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_fileem.c | 219 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_fileem2k.c | 443 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_fileem2k.h | 50 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_flashif.c | 230 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_ramdisk.c | 235 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffs_ramem2k.c | 364 | ||||
-rw-r--r-- | fs/yaffs2/direct/yaffscfg2k.c | 231 |
11 files changed, 0 insertions, 5143 deletions
diff --git a/fs/yaffs2/direct/dtest.c b/fs/yaffs2/direct/dtest.c deleted file mode 100644 index a9156ca..0000000 --- a/fs/yaffs2/direct/dtest.c +++ /dev/null @@ -1,2282 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* -* Test code for the "direct" interface. -*/ - -/* XXX U-BOOT XXX */ -#include <common.h> - -#include <stdio.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> - -#include "yaffsfs.h" - -void dumpDir(const char *dname); - -char xx[600]; - -void copy_in_a_file(char *yaffsName,char *inName) -{ - int inh,outh; - unsigned char buffer[100]; - int ni,no; - inh = open(inName,O_RDONLY); - outh = yaffs_open(yaffsName, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - while((ni = read(inh,buffer,100)) > 0) - { - no = yaffs_write(outh,buffer,ni); - if(ni != no) - { - printf("problem writing yaffs file\n"); - } - - } - - yaffs_close(outh); - close(inh); -} - -void make_a_file(char *yaffsName,char bval,int sizeOfFile) -{ - int outh; - int i; - unsigned char buffer[100]; - - outh = yaffs_open(yaffsName, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - memset(buffer,bval,100); - - do{ - i = sizeOfFile; - if(i > 100) i = 100; - sizeOfFile -= i; - - yaffs_write(outh,buffer,i); - - } while (sizeOfFile > 0); - - - yaffs_close(outh); - -} - -void make_pattern_file(char *fn,int size) -{ - int outh; - int marker; - int i; - outh = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - yaffs_lseek(outh,size-1,SEEK_SET); - yaffs_write(outh,"A",1); - - for(i = 0; i < size; i+=256) - { - marker = ~i; - yaffs_lseek(outh,i,SEEK_SET); - yaffs_write(outh,&marker,sizeof(marker)); - } - yaffs_close(outh); - -} - -int check_pattern_file(char *fn) -{ - int h; - int marker; - int i; - int size; - int ok = 1; - - h = yaffs_open(fn, O_RDWR,0); - size = yaffs_lseek(h,0,SEEK_END); - - for(i = 0; i < size; i+=256) - { - yaffs_lseek(h,i,SEEK_SET); - yaffs_read(h,&marker,sizeof(marker)); - ok = (marker == ~i); - if(!ok) - { - printf("pattern check failed on file %s, size %d at position %d. Got %x instead of %x\n", - fn,size,i,marker,~i); - } - } - yaffs_close(h); - return ok; -} - - - - - -int dump_file_data(char *fn) -{ - int h; - int marker; - int i = 0; - int size; - int ok = 1; - unsigned char b; - - h = yaffs_open(fn, O_RDWR,0); - - - printf("%s\n",fn); - while(yaffs_read(h,&b,1)> 0) - { - printf("%02x",b); - i++; - if(i > 32) - { - printf("\n"); - i = 0;; - } - } - printf("\n"); - yaffs_close(h); - return ok; -} - - - -void dump_file(const char *fn) -{ - int i; - int size; - int h; - - h = yaffs_open(fn,O_RDONLY,0); - if(h < 0) - { - printf("*****\nDump file %s does not exist\n",fn); - } - else - { - size = yaffs_lseek(h,0,SEEK_SET); - printf("*****\nDump file %s size %d\n",fn,size); - for(i = 0; i < size; i++) - { - - } - } -} - -void create_file_of_size(const char *fn,int syze) -{ - int h; - int n; - - char xx[200]; - - int iterations = (syze + strlen(fn) -1)/ strlen(fn); - - h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - while (iterations > 0) - { - sprintf(xx,"%s %8d",fn,iterations); - yaffs_write(h,xx,strlen(xx)); - iterations--; - } - yaffs_close (h); -} - -void verify_file_of_size(const char *fn,int syze) -{ - int h; - int n; - - char xx[200]; - char yy[200]; - int l; - - int iterations = (syze + strlen(fn) -1)/ strlen(fn); - - h = yaffs_open(fn, O_RDONLY, S_IREAD | S_IWRITE); - - while (iterations > 0) - { - sprintf(xx,"%s %8d",fn,iterations); - l = strlen(xx); - - yaffs_read(h,yy,l); - yy[l] = 0; - - if(strcmp(xx,yy)){ - printf("=====>>>>> verification of file %s failed near position %d\n",fn,yaffs_lseek(h,0,SEEK_CUR)); - } - iterations--; - } - yaffs_close (h); -} - -void create_resized_file_of_size(const char *fn,int syze1,int reSyze, int syze2) -{ - int h; - int n; - - - int iterations; - - h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - iterations = (syze1 + strlen(fn) -1)/ strlen(fn); - while (iterations > 0) - { - yaffs_write(h,fn,strlen(fn)); - iterations--; - } - - yaffs_truncate(h,reSyze); - - yaffs_lseek(h,0,SEEK_SET); - iterations = (syze2 + strlen(fn) -1)/ strlen(fn); - while (iterations > 0) - { - yaffs_write(h,fn,strlen(fn)); - iterations--; - } - - yaffs_close (h); -} - - -void do_some_file_stuff(const char *path) -{ - - char fn[100]; - - sprintf(fn,"%s/%s",path,"f1"); - create_file_of_size(fn,10000); - - sprintf(fn,"%s/%s",path,"fdel"); - create_file_of_size(fn,10000); - yaffs_unlink(fn); - - sprintf(fn,"%s/%s",path,"f2"); - - create_resized_file_of_size(fn,10000,3000,4000); -} - -void yaffs_backward_scan_test(const char *path) -{ - char fn[100]; - - yaffs_StartUp(); - - yaffs_mount(path); - - do_some_file_stuff(path); - - sprintf(fn,"%s/ddd",path); - - yaffs_mkdir(fn,0); - - do_some_file_stuff(fn); - - yaffs_unmount(path); - - yaffs_mount(path); -} - -char xxzz[2000]; - - -void yaffs_device_flush_test(const char *path) -{ - char fn[100]; - int h; - int i; - - yaffs_StartUp(); - - yaffs_mount(path); - - do_some_file_stuff(path); - - // Open and add some data to a few files - for(i = 0; i < 10; i++) { - - sprintf(fn,"%s/ff%d",path,i); - - h = yaffs_open(fn, O_CREAT | O_RDWR | O_TRUNC, S_IWRITE | S_IREAD); - yaffs_write(h,xxzz,2000); - yaffs_write(h,xxzz,2000); - } - yaffs_unmount(path); - - yaffs_mount(path); -} - - - -void short_scan_test(const char *path, int fsize, int niterations) -{ - int i; - char fn[100]; - - sprintf(fn,"%s/%s",path,"f1"); - - yaffs_StartUp(); - for(i = 0; i < niterations; i++) - { - printf("\n*****************\nIteration %d\n",i); - yaffs_mount(path); - printf("\nmount: Directory look-up of %s\n",path); - dumpDir(path); - make_a_file(fn,1,fsize); - yaffs_unmount(path); - } -} - - - -void scan_pattern_test(const char *path, int fsize, int niterations) -{ - int i; - int j; - char fn[3][100]; - int result; - - sprintf(fn[0],"%s/%s",path,"f0"); - sprintf(fn[1],"%s/%s",path,"f1"); - sprintf(fn[2],"%s/%s",path,"f2"); - - yaffs_StartUp(); - - for(i = 0; i < niterations; i++) - { - printf("\n*****************\nIteration %d\n",i); - yaffs_mount(path); - printf("\nmount: Directory look-up of %s\n",path); - dumpDir(path); - for(j = 0; j < 3; j++) - { - result = dump_file_data(fn[j]); - result = check_pattern_file(fn[j]); - make_pattern_file(fn[j],fsize); - result = dump_file_data(fn[j]); - result = check_pattern_file(fn[j]); - } - yaffs_unmount(path); - } -} - -void fill_disk(char *path,int nfiles) -{ - int h; - int n; - int result; - int f; - - char str[50]; - - for(n = 0; n < nfiles; n++) - { - sprintf(str,"%s/%d",path,n); - - h = yaffs_open(str, O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - printf("writing file %s handle %d ",str, h); - - while ((result = yaffs_write(h,xx,600)) == 600) - { - f = yaffs_freespace(path); - } - result = yaffs_close(h); - printf(" close %d\n",result); - } -} - -void fill_disk_and_delete(char *path, int nfiles, int ncycles) -{ - int i,j; - char str[50]; - int result; - - for(i = 0; i < ncycles; i++) - { - printf("@@@@@@@@@@@@@@ cycle %d\n",i); - fill_disk(path,nfiles); - - for(j = 0; j < nfiles; j++) - { - sprintf(str,"%s/%d",path,j); - result = yaffs_unlink(str); - printf("unlinking file %s, result %d\n",str,result); - } - } -} - - -void fill_files(char *path,int flags, int maxIterations,int siz) -{ - int i; - int j; - char str[50]; - int h; - - i = 0; - - do{ - sprintf(str,"%s/%d",path,i); - h = yaffs_open(str, O_CREAT | O_TRUNC | O_RDWR,S_IREAD | S_IWRITE); - yaffs_close(h); - - if(h >= 0) - { - for(j = 0; j < siz; j++) - { - yaffs_write(h,str,1); - } - } - - if( flags & 1) - { - yaffs_unlink(str); - } - i++; - } while(h >= 0 && i < maxIterations); - - if(flags & 2) - { - i = 0; - do{ - sprintf(str,"%s/%d",path,i); - printf("unlink %s\n",str); - i++; - } while(yaffs_unlink(str) >= 0); - } -} - -void leave_unlinked_file(char *path,int maxIterations,int siz) -{ - int i; - char str[50]; - int h; - - i = 0; - - do{ - sprintf(str,"%s/%d",path,i); - printf("create %s\n",str); - h = yaffs_open(str, O_CREAT | O_TRUNC | O_RDWR,S_IREAD | S_IWRITE); - if(h >= 0) - { - yaffs_unlink(str); - } - i++; - } while(h < 0 && i < maxIterations); - - if(h >= 0) - { - for(i = 0; i < siz; i++) - { - yaffs_write(h,str,1); - } - } - - printf("Leaving file %s open\n",str); - -} - -void dumpDirFollow(const char *dname) -{ - yaffs_DIR *d; - yaffs_dirent *de; - struct yaffs_stat s; - char str[100]; - - d = yaffs_opendir(dname); - - if(!d) - { - printf("opendir failed\n"); - } - else - { - while((de = yaffs_readdir(d)) != NULL) - { - sprintf(str,"%s/%s",dname,de->d_name); - - yaffs_stat(str,&s); - - printf("%s length %d mode %X ",de->d_name,(int)s.st_size,s.st_mode); - switch(s.st_mode & S_IFMT) - { - case S_IFREG: printf("data file"); break; - case S_IFDIR: printf("directory"); break; - case S_IFLNK: printf("symlink -->"); - if(yaffs_readlink(str,str,100) < 0) - printf("no alias"); - else - printf("\"%s\"",str); - break; - default: printf("unknown"); break; - } - - printf("\n"); - } - - yaffs_closedir(d); - } - printf("\n"); - - printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); - -} - - -void dump_directory_tree_worker(const char *dname,int recursive) -{ - yaffs_DIR *d; - yaffs_dirent *de; - struct yaffs_stat s; - char str[1000]; - - d = yaffs_opendir(dname); - - if(!d) - { - printf("opendir failed\n"); - } - else - { - while((de = yaffs_readdir(d)) != NULL) - { - sprintf(str,"%s/%s",dname,de->d_name); - - yaffs_lstat(str,&s); - - printf("%s inode %d obj %x length %d mode %X ",str,s.st_ino,de->d_dont_use,(int)s.st_size,s.st_mode); - switch(s.st_mode & S_IFMT) - { - case S_IFREG: printf("data file"); break; - case S_IFDIR: printf("directory"); break; - case S_IFLNK: printf("symlink -->"); - if(yaffs_readlink(str,str,100) < 0) - printf("no alias"); - else - printf("\"%s\"",str); - break; - default: printf("unknown"); break; - } - - printf("\n"); - - if((s.st_mode & S_IFMT) == S_IFDIR && recursive) - dump_directory_tree_worker(str,1); - - } - - yaffs_closedir(d); - } - -} - -static void dump_directory_tree(const char *dname) -{ - dump_directory_tree_worker(dname,1); - printf("\n"); - printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); -} - -void dumpDir(const char *dname) -{ dump_directory_tree_worker(dname,0); - printf("\n"); - printf("Free space in %s is %d\n\n",dname,(int)yaffs_freespace(dname)); -} - - -static void PermissionsCheck(const char *path, mode_t tmode, int tflags,int expectedResult) -{ - int fd; - - if(yaffs_chmod(path,tmode)< 0) printf("chmod failed\n"); - - fd = yaffs_open(path,tflags,0); - - if((fd >= 0) != (expectedResult > 0)) - { - printf("Permissions check %x %x %d failed\n",tmode,tflags,expectedResult); - } - else - { - printf("Permissions check %x %x %d OK\n",tmode,tflags,expectedResult); - } - - - yaffs_close(fd); - - -} - -int long_test(int argc, char *argv[]) -{ - - int f; - int r; - char buffer[20]; - - char str[100]; - - int h; - mode_t temp_mode; - struct yaffs_stat ystat; - - yaffs_StartUp(); - - yaffs_mount("/boot"); - yaffs_mount("/data"); - yaffs_mount("/flash"); - yaffs_mount("/ram"); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /data\n"); - dumpDir("/data"); - printf("\nDirectory look-up of /flash\n"); - dumpDir("/flash"); - - //leave_unlinked_file("/flash",20000,0); - //leave_unlinked_file("/data",20000,0); - - leave_unlinked_file("/ram",20,0); - - - f = yaffs_open("/boot/b1", O_RDONLY,0); - - printf("open /boot/b1 readonly, f=%d\n",f); - - f = yaffs_open("/boot/b1", O_CREAT,S_IREAD | S_IWRITE); - - printf("open /boot/b1 O_CREAT, f=%d\n",f); - - - r = yaffs_write(f,"hello",1); - printf("write %d attempted to write to a read-only file\n",r); - - r = yaffs_close(f); - - printf("close %d\n",r); - - f = yaffs_open("/boot/b1", O_RDWR,0); - - printf("open /boot/b1 O_RDWR,f=%d\n",f); - - - r = yaffs_write(f,"hello",2); - printf("write %d attempted to write to a writeable file\n",r); - r = yaffs_write(f,"world",3); - printf("write %d attempted to write to a writeable file\n",r); - - r= yaffs_lseek(f,0,SEEK_END); - printf("seek end %d\n",r); - memset(buffer,0,20); - r = yaffs_read(f,buffer,10); - printf("read %d \"%s\"\n",r,buffer); - r= yaffs_lseek(f,0,SEEK_SET); - printf("seek set %d\n",r); - memset(buffer,0,20); - r = yaffs_read(f,buffer,10); - printf("read %d \"%s\"\n",r,buffer); - memset(buffer,0,20); - r = yaffs_read(f,buffer,10); - printf("read %d \"%s\"\n",r,buffer); - - // Check values reading at end. - // A read past end of file should return 0 for 0 bytes read. - - r= yaffs_lseek(f,0,SEEK_END); - r = yaffs_read(f,buffer,10); - printf("read at end returned %d\n",r); - r= yaffs_lseek(f,500,SEEK_END); - r = yaffs_read(f,buffer,10); - printf("read past end returned %d\n",r); - - r = yaffs_close(f); - - printf("close %d\n",r); - - copy_in_a_file("/boot/yyfile","xxx"); - - // Create a file with a long name - - copy_in_a_file("/boot/file with a long name","xxx"); - - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - // Check stat - r = yaffs_stat("/boot/file with a long name",&ystat); - - // Check rename - - r = yaffs_rename("/boot/file with a long name","/boot/r1"); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - // Check unlink - r = yaffs_unlink("/boot/r1"); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - // Check mkdir - - r = yaffs_mkdir("/boot/directory1",0); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /boot/directory1\n"); - dumpDir("/boot/directory1"); - - // add a file to the directory - copy_in_a_file("/boot/directory1/file with a long name","xxx"); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /boot/directory1\n"); - dumpDir("/boot/directory1"); - - // Attempt to delete directory (should fail) - - r = yaffs_rmdir("/boot/directory1"); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /boot/directory1\n"); - dumpDir("/boot/directory1"); - - // Delete file first, then rmdir should work - r = yaffs_unlink("/boot/directory1/file with a long name"); - r = yaffs_rmdir("/boot/directory1"); - - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /boot/directory1\n"); - dumpDir("/boot/directory1"); - -#if 0 - fill_disk_and_delete("/boot",20,20); - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); -#endif - - yaffs_symlink("yyfile","/boot/slink"); - - yaffs_readlink("/boot/slink",str,100); - printf("symlink alias is %s\n",str); - - - - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - printf("\nDirectory look-up of /boot (using stat instead of lstat)\n"); - dumpDirFollow("/boot"); - printf("\nDirectory look-up of /boot/directory1\n"); - dumpDir("/boot/directory1"); - - h = yaffs_open("/boot/slink",O_RDWR,0); - - printf("file length is %d\n",(int)yaffs_lseek(h,0,SEEK_END)); - - yaffs_close(h); - - yaffs_unlink("/boot/slink"); - - - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - // Check chmod - - yaffs_stat("/boot/yyfile",&ystat); - temp_mode = ystat.st_mode; - - yaffs_chmod("/boot/yyfile",0x55555); - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - yaffs_chmod("/boot/yyfile",temp_mode); - printf("\nDirectory look-up of /boot\n"); - dumpDir("/boot"); - - // Permission checks... - PermissionsCheck("/boot/yyfile",0, O_WRONLY,0); - PermissionsCheck("/boot/yyfile",0, O_RDONLY,0); - PermissionsCheck("/boot/yyfile",0, O_RDWR,0); - - PermissionsCheck("/boot/yyfile",S_IREAD, O_WRONLY,0); - PermissionsCheck("/boot/yyfile",S_IREAD, O_RDONLY,1); - PermissionsCheck("/boot/yyfile",S_IREAD, O_RDWR,0); - - PermissionsCheck("/boot/yyfile",S_IWRITE, O_WRONLY,1); - PermissionsCheck("/boot/yyfile",S_IWRITE, O_RDONLY,0); - PermissionsCheck("/boot/yyfile",S_IWRITE, O_RDWR,0); - - PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_WRONLY,1); - PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_RDONLY,1); - PermissionsCheck("/boot/yyfile",S_IREAD | S_IWRITE, O_RDWR,1); - - yaffs_chmod("/boot/yyfile",temp_mode); - - //create a zero-length file and unlink it (test for scan bug) - - h = yaffs_open("/boot/zlf",O_CREAT | O_TRUNC | O_RDWR,0); - yaffs_close(h); - - yaffs_unlink("/boot/zlf"); - - - yaffs_DumpDevStruct("/boot"); - - fill_disk_and_delete("/boot",20,20); - - yaffs_DumpDevStruct("/boot"); - - fill_files("/boot",1,10000,0); - fill_files("/boot",1,10000,5000); - fill_files("/boot",2,10000,0); - fill_files("/boot",2,10000,5000); - - leave_unlinked_file("/data",20000,0); - leave_unlinked_file("/data",20000,5000); - leave_unlinked_file("/data",20000,5000); - leave_unlinked_file("/data",20000,5000); - leave_unlinked_file("/data",20000,5000); - leave_unlinked_file("/data",20000,5000); - - yaffs_DumpDevStruct("/boot"); - yaffs_DumpDevStruct("/data"); - - - - return 0; - -} - -int huge_directory_test_on_path(char *path) -{ - - yaffs_DIR *d; - yaffs_dirent *de; - struct yaffs_stat s; - - int f; - int i; - int r; - int total = 0; - int lastTotal = 0; - char buffer[20]; - - char str[100]; - char name[100]; - char name2[100]; - - int h; - mode_t temp_mode; - struct yaffs_stat ystat; - - yaffs_StartUp(); - - yaffs_mount(path); - - // Create a large number of files - - for(i = 0; i < 2000; i++) - { - sprintf(str,"%s/%d",path,i); - - f = yaffs_open(str,O_CREAT,S_IREAD | S_IWRITE); - yaffs_close(f); - } - - - - d = yaffs_opendir(path); - i = 0; - if (d) { - while((de = yaffs_readdir(d)) != NULL) { - if (total >lastTotal+100*9*1024||(i & 1023)==0){ - printf("files = %d, total = %d\n",i, total); - lastTotal = total; - } - i++; - sprintf(str,"%s/%s",path,de->d_name); - yaffs_lstat(str,&s); - switch(s.st_mode & S_IFMT){ - case S_IFREG: - //printf("data file"); - total += s.st_size; - break; - } - } - - yaffs_closedir(d); - } - - return 0; -} - -int yaffs_scan_test(const char *path) -{ -} - - -void rename_over_test(const char *mountpt) -{ - int i; - char a[100]; - char b[100]; - - sprintf(a,"%s/a",mountpt); - sprintf(b,"%s/b",mountpt); - - yaffs_StartUp(); - - yaffs_mount(mountpt); - i = yaffs_open(a,O_CREAT | O_TRUNC | O_RDWR, 0); - yaffs_close(i); - i = yaffs_open(b,O_CREAT | O_TRUNC | O_RDWR, 0); - yaffs_close(i); - yaffs_rename(a,b); // rename over - yaffs_rename(b,a); // rename back again (not renaimng over) - yaffs_rename(a,b); // rename back again (not renaimng over) - - - yaffs_unmount(mountpt); - -} - -int resize_stress_test(const char *path) -{ - int a,b,i,j; - int x; - int r; - char aname[100]; - char bname[100]; - - char abuffer[1000]; - char bbuffer[1000]; - - yaffs_StartUp(); - - yaffs_mount(path); - - sprintf(aname,"%s%s",path,"/a"); - sprintf(bname,"%s%s",path,"/b"); - - memset(abuffer,'a',1000); - memset(bbuffer,'b',1000); - - a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - printf(" %s %d %s %d\n",aname,a,bname,b); - - x = 0; - - for(j = 0; j < 100; j++) - { - yaffs_lseek(a,0,SEEK_END); - - - for(i = 0; i <20000; i++) - { - //r = yaffs_lseek(b,i,SEEK_SET); - //r = yaffs_write(b,bbuffer,1000); - - if(x & 0x16) - { - // shrink - int syz = yaffs_lseek(a,0,SEEK_END); - - syz -= 500; - if(syz < 0) syz = 0; - yaffs_truncate(a,syz); - - } - else - { - //expand - r = yaffs_lseek(a,i * 500,SEEK_SET); - r = yaffs_write(a,abuffer,1000); - } - x++; - - } - } - - return 0; - -} - - -int resize_stress_test_no_grow_complex(const char *path,int iters) -{ - int a,b,i,j; - int x; - int r; - char aname[100]; - char bname[100]; - - char abuffer[1000]; - char bbuffer[1000]; - - yaffs_StartUp(); - - yaffs_mount(path); - - sprintf(aname,"%s%s",path,"/a"); - sprintf(bname,"%s%s",path,"/b"); - - memset(abuffer,'a',1000); - memset(bbuffer,'b',1000); - - a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - printf(" %s %d %s %d\n",aname,a,bname,b); - - x = 0; - - for(j = 0; j < iters; j++) - { - yaffs_lseek(a,0,SEEK_END); - - - for(i = 0; i <20000; i++) - { - //r = yaffs_lseek(b,i,SEEK_SET); - //r = yaffs_write(b,bbuffer,1000); - - if(!(x%20)) - { - // shrink - int syz = yaffs_lseek(a,0,SEEK_END); - - while(syz > 4000) - { - - syz -= 2050; - if(syz < 0) syz = 0; - yaffs_truncate(a,syz); - syz = yaffs_lseek(a,0,SEEK_END); - printf("shrink to %d\n",syz); - } - - - } - else - { - //expand - r = yaffs_lseek(a,500,SEEK_END); - r = yaffs_write(a,abuffer,1000); - } - x++; - - - } - printf("file size is %d\n",yaffs_lseek(a,0,SEEK_END)); - - } - - return 0; - -} - -int resize_stress_test_no_grow(const char *path,int iters) -{ - int a,b,i,j; - int x; - int r; - char aname[100]; - char bname[100]; - - char abuffer[1000]; - char bbuffer[1000]; - - yaffs_StartUp(); - - yaffs_mount(path); - - sprintf(aname,"%s%s",path,"/a"); - sprintf(bname,"%s%s",path,"/b"); - - memset(abuffer,'a',1000); - memset(bbuffer,'b',1000); - - a = yaffs_open(aname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - b = yaffs_open(bname, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - printf(" %s %d %s %d\n",aname,a,bname,b); - - x = 0; - - for(j = 0; j < iters; j++) - { - yaffs_lseek(a,0,SEEK_END); - - - for(i = 0; i <20000; i++) - { - //r = yaffs_lseek(b,i,SEEK_SET); - //r = yaffs_write(b,bbuffer,1000); - - if(!(x%20)) - { - // shrink - int syz = yaffs_lseek(a,0,SEEK_END); - - while(syz > 4000) - { - - syz -= 2050; - if(syz < 0) syz = 0; - yaffs_truncate(a,syz); - syz = yaffs_lseek(a,0,SEEK_END); - printf("shrink to %d\n",syz); - } - - - } - else - { - //expand - r = yaffs_lseek(a,-500,SEEK_END); - r = yaffs_write(a,abuffer,1000); - } - x++; - - - } - printf("file size is %d\n",yaffs_lseek(a,0,SEEK_END)); - - } - - return 0; - -} - -int directory_rename_test(void) -{ - int r; - yaffs_StartUp(); - - yaffs_mount("/ram"); - yaffs_mkdir("/ram/a",0); - yaffs_mkdir("/ram/a/b",0); - yaffs_mkdir("/ram/c",0); - - printf("\nDirectory look-up of /ram\n"); - dumpDir("/ram"); - dumpDir("/ram/a"); - dumpDir("/ram/a/b"); - - printf("Do rename (should fail)\n"); - - r = yaffs_rename("/ram/a","/ram/a/b/d"); - printf("\nDirectory look-up of /ram\n"); - dumpDir("/ram"); - dumpDir("/ram/a"); - dumpDir("/ram/a/b"); - - printf("Do rename (should not fail)\n"); - - r = yaffs_rename("/ram/c","/ram/a/b/d"); - printf("\nDirectory look-up of /ram\n"); - dumpDir("/ram"); - dumpDir("/ram/a"); - dumpDir("/ram/a/b"); - - - return 1; - -} - -int cache_read_test(void) -{ - int a,b,c; - int i; - int sizeOfFiles = 500000; - char buffer[100]; - - yaffs_StartUp(); - - yaffs_mount("/boot"); - - make_a_file("/boot/a",'a',sizeOfFiles); - make_a_file("/boot/b",'b',sizeOfFiles); - - a = yaffs_open("/boot/a",O_RDONLY,0); - b = yaffs_open("/boot/b",O_RDONLY,0); - c = yaffs_open("/boot/c", O_CREAT | O_RDWR | O_TRUNC, S_IREAD | S_IWRITE); - - do{ - i = sizeOfFiles; - if (i > 100) i = 100; - sizeOfFiles -= i; - yaffs_read(a,buffer,i); - yaffs_read(b,buffer,i); - yaffs_write(c,buffer,i); - } while(sizeOfFiles > 0); - - - - return 1; - -} - -int cache_bypass_bug_test(void) -{ - // This test reporoduces a bug whereby YAFFS caching *was* buypassed - // resulting in erroneous reads after writes. - // This bug has been fixed. - - int a; - int i; - char buffer1[1000]; - char buffer2[1000]; - - memset(buffer1,0,sizeof(buffer1)); - memset(buffer2,0,sizeof(buffer2)); - - yaffs_StartUp(); - - yaffs_mount("/boot"); - - // Create a file of 2000 bytes. - make_a_file("/boot/a",'X',2000); - - a = yaffs_open("/boot/a",O_RDWR, S_IREAD | S_IWRITE); - - // Write a short sequence to the file. - // This will go into the cache. - yaffs_lseek(a,0,SEEK_SET); - yaffs_write(a,"abcdefghijklmnopqrstuvwxyz",20); - - // Read a short sequence from the file. - // This will come from the cache. - yaffs_lseek(a,0,SEEK_SET); - yaffs_read(a,buffer1,30); - - // Read a page size sequence from the file. - yaffs_lseek(a,0,SEEK_SET); - yaffs_read(a,buffer2,512); - - printf("buffer 1 %s\n",buffer1); - printf("buffer 2 %s\n",buffer2); - - if(strncmp(buffer1,buffer2,20)) - { - printf("Cache bypass bug detected!!!!!\n"); - } - - - return 1; -} - - -int free_space_check(void) -{ - int f; - - yaffs_StartUp(); - yaffs_mount("/boot"); - fill_disk("/boot/",2); - f = yaffs_freespace("/boot"); - - printf("%d free when disk full\n",f); - return 1; -} - -int truncate_test(void) -{ - int a; - int r; - int i; - int l; - - char y[10]; - - yaffs_StartUp(); - yaffs_mount("/boot"); - - yaffs_unlink("/boot/trunctest"); - - a = yaffs_open("/boot/trunctest", O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - yaffs_write(a,"abcdefghijklmnopqrstuvwzyz",26); - - yaffs_truncate(a,3); - l= yaffs_lseek(a,0,SEEK_END); - - printf("truncated length is %d\n",l); - - yaffs_lseek(a,5,SEEK_SET); - yaffs_write(a,"1",1); - - yaffs_lseek(a,0,SEEK_SET); - - r = yaffs_read(a,y,10); - - printf("read %d bytes:",r); - - for(i = 0; i < r; i++) printf("[%02X]",y[i]); - - printf("\n"); - - return 0; - -} - - - - - -void fill_disk_test(const char *mountpt) -{ - int i; - yaffs_StartUp(); - - for(i = 0; i < 5; i++) - { - yaffs_mount(mountpt); - fill_disk_and_delete(mountpt,100,i+1); - yaffs_unmount(mountpt); - } - -} - - - -void lookup_test(const char *mountpt) -{ - int i; - int h; - char a[100]; - char b[100]; - - - yaffs_DIR *d; - yaffs_dirent *de; - struct yaffs_stat s; - char str[100]; - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - d = yaffs_opendir(mountpt); - - if(!d) - { - printf("opendir failed\n"); - } - else - { - - for(i = 0; (de = yaffs_readdir(d)) != NULL; i++) - { - printf("unlinking %s\n",de->d_name); - yaffs_unlink(de->d_name); - } - - printf("%d files deleted\n",i); - } - - - for(i = 0; i < 2000; i++){ - sprintf(a,"%s/%d",mountpt,i); - h = yaffs_open(a,O_CREAT | O_TRUNC | O_RDWR, 0); - yaffs_close(h); - } - - yaffs_rewinddir(d); - for(i = 0; (de = yaffs_readdir(d)) != NULL; i++) - { - printf("%d %s\n",i,de->d_name); - } - - printf("%d files listed\n\n\n",i); - - yaffs_rewinddir(d); - yaffs_readdir(d); - yaffs_readdir(d); - yaffs_readdir(d); - - for(i = 0; i < 2000; i++){ - sprintf(a,"%s/%d",mountpt,i); - yaffs_unlink(a); - } - - - yaffs_unmount(mountpt); - -} - -void link_test(const char *mountpt) -{ - int i; - int h; - char a[100]; - char b[100]; - char c[100]; - - int f0; - int f1; - int f2; - int f3; - sprintf(a,"%s/aaa",mountpt); - sprintf(b,"%s/bbb",mountpt); - sprintf(c,"%s/ccc",mountpt); - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - - h = yaffs_open(a, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - for(i = 0; i < 100; i++) - yaffs_write(h,a,100); - - yaffs_close(h); - - yaffs_unlink(b); - yaffs_unlink(c); - yaffs_link(a,b); - yaffs_link(a,c); - yaffs_unlink(b); - yaffs_unlink(c); - yaffs_unlink(a); - - - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - - printf("link test done\n"); - -} - -void freespace_test(const char *mountpt) -{ - int i; - int h; - char a[100]; - char b[100]; - - int f0; - int f1; - int f2; - int f3; - sprintf(a,"%s/aaa",mountpt); - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - f0 = yaffs_freespace(mountpt); - - h = yaffs_open(a, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - for(i = 0; i < 100; i++) - yaffs_write(h,a,100); - - yaffs_close(h); - - f1 = yaffs_freespace(mountpt); - - yaffs_unlink(a); - - f2 = yaffs_freespace(mountpt); - - - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - - f3 = yaffs_freespace(mountpt); - - printf("%d\n%d\n%d\n%d\n",f0, f1,f2,f3); - - -} - -void simple_rw_test(const char *mountpt) -{ - int i; - int h; - char a[100]; - - int x; - int result; - - sprintf(a,"%s/aaa",mountpt); - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - yaffs_unlink(a); - - h = yaffs_open(a,O_CREAT| O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - for(i = 100000;i < 200000; i++){ - result = yaffs_write(h,&i,sizeof(i)); - - if(result != 4) - { - printf("write error\n"); - exit(1); - } - } - - //yaffs_close(h); - - // h = yaffs_open(a,O_RDWR, S_IREAD | S_IWRITE); - - - yaffs_lseek(h,0,SEEK_SET); - - for(i = 100000; i < 200000; i++){ - result = yaffs_read(h,&x,sizeof(x)); - - if(result != 4 || x != i){ - printf("read error %d %x %x\n",i,result,x); - } - } - - printf("Simple rw test passed\n"); - - - -} - - -void scan_deleted_files_test(const char *mountpt) -{ - char fn[100]; - char sub[100]; - - const char *p; - - int i; - int j; - int k; - int h; - - sprintf(sub,"%s/sdir",mountpt); - yaffs_StartUp(); - - for(j = 0; j < 10; j++) - { - printf("\n\n>>>>>>> Run %d <<<<<<<<<<<<<\n\n",j); - yaffs_mount(mountpt); - yaffs_mkdir(sub,0); - - - p = (j & 0) ? mountpt: sub; - - for(i = 0; i < 100; i++) - { - sprintf(fn,"%s/%d",p,i); - - if(i & 1) - { - h = yaffs_open(fn,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - for(k = 0; k < 1000; k++) - yaffs_write(h,fn,100); - yaffs_close(h); - } - else - yaffs_mkdir(fn,0); - } - - for(i = 0; i < 10; i++) - { - sprintf(fn,"%s/%d",p,i); - if(i & 1) - yaffs_unlink(fn); - else - yaffs_rmdir(fn); - - } - - yaffs_unmount(mountpt); - } - - - - -} - - -void write_10k(int h) -{ - int i; - const char *s="0123456789"; - for(i = 0; i < 1000; i++) - yaffs_write(h,s,10); - -} -void write_200k_file(const char *fn, const char *fdel, const char *fdel1) -{ - int h1; - int i; - int offs; - - h1 = yaffs_open(fn, O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - for(i = 0; i < 100000; i+= 10000) - { - write_10k(h1); - } - - offs = yaffs_lseek(h1,0,SEEK_CUR); - if( offs != 100000) - { - printf("Could not write file\n"); - } - - yaffs_unlink(fdel); - for(i = 0; i < 100000; i+= 10000) - { - write_10k(h1); - } - - offs = yaffs_lseek(h1,0,SEEK_CUR); - if( offs != 200000) - { - printf("Could not write file\n"); - } - - yaffs_close(h1); - yaffs_unlink(fdel1); - -} - - -void verify_200k_file(const char *fn) -{ - int h1; - int i; - char x[11]; - const char *s="0123456789"; - int errCount = 0; - - h1 = yaffs_open(fn, O_RDONLY, 0); - - for(i = 0; i < 200000 && errCount < 10; i+= 10) - { - yaffs_read(h1,x,10); - if(strncmp(x,s,10) != 0) - { - printf("File %s verification failed at %d\n",fn,i); - errCount++; - } - } - if(errCount >= 10) - printf("Too many errors... aborted\n"); - - yaffs_close(h1); - -} - - -void check_resize_gc_bug(const char *mountpt) -{ - - char a[30]; - char b[30]; - char c[30]; - - int i; - - sprintf(a,"%s/a",mountpt); - sprintf(b,"%s/b",mountpt); - sprintf(c,"%s/c",mountpt); - - - - - yaffs_StartUp(); - yaffs_mount(mountpt); - yaffs_unlink(a); - yaffs_unlink(b); - - for(i = 0; i < 50; i++) - { - printf("A\n");write_200k_file(a,"",c); - printf("B\n");verify_200k_file(a); - printf("C\n");write_200k_file(b,a,c); - printf("D\n");verify_200k_file(b); - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - printf("E\n");verify_200k_file(a); - printf("F\n");verify_200k_file(b); - } - -} - - -void multi_mount_test(const char *mountpt,int nmounts) -{ - - char a[30]; - char b[30]; - char c[30]; - - int i; - int j; - - sprintf(a,"%s/a",mountpt); - - yaffs_StartUp(); - - for(i = 0; i < nmounts; i++){ - int h0; - int h1; - int len0; - int len1; - - static char xx[1000]; - - printf("############### Iteration %d Start\n",i); - if(1 || i == 0 || i == 5) - yaffs_mount(mountpt); - - dump_directory_tree(mountpt); - - - yaffs_mkdir(a,0); - - sprintf(xx,"%s/0",a); - h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - - sprintf(xx,"%s/1",a); - h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - - for(j = 0; j < 200; j++){ - yaffs_write(h0,xx,1000); - yaffs_write(h1,xx,1000); - } - - len0 = yaffs_lseek(h0,0,SEEK_END); - len1 = yaffs_lseek(h1,0,SEEK_END); - - yaffs_lseek(h0,0,SEEK_SET); - yaffs_lseek(h1,0,SEEK_SET); - - for(j = 0; j < 200; j++){ - yaffs_read(h0,xx,1000); - yaffs_read(h1,xx,1000); - } - - - yaffs_truncate(h0,0); - yaffs_close(h0); - yaffs_close(h1); - - printf("########### %d\n",i); - dump_directory_tree(mountpt); - - if(1 || i == 4 || i == nmounts -1) - yaffs_unmount(mountpt); - } -} - - -void small_mount_test(const char *mountpt,int nmounts) -{ - - char a[30]; - char b[30]; - char c[30]; - - int i; - int j; - - int h0; - int h1; - int len0; - int len1; - int nread; - - sprintf(a,"%s/a",mountpt); - - yaffs_StartUp(); - - - - for(i = 0; i < nmounts; i++){ - - static char xx[1000]; - - printf("############### Iteration %d Start\n",i); - if(1 || i == 0 || i == 5) - yaffs_mount(mountpt); - - dump_directory_tree(mountpt); - - yaffs_mkdir(a,0); - - sprintf(xx,"%s/0",a); - if(i ==0){ - - h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - for(j = 0; j < 130; j++) - yaffs_write(h0,xx,1000); - yaffs_close(h0); - } - - h0 = yaffs_open(xx,O_RDONLY,0); - - sprintf(xx,"%s/1",a); - h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - - while((nread = yaffs_read(h0,xx,1000)) > 0) - yaffs_write(h1,xx,nread); - - - len0 = yaffs_lseek(h0,0,SEEK_END); - len1 = yaffs_lseek(h1,0,SEEK_END); - - yaffs_lseek(h0,0,SEEK_SET); - yaffs_lseek(h1,0,SEEK_SET); - - for(j = 0; j < 200; j++){ - yaffs_read(h0,xx,1000); - yaffs_read(h1,xx,1000); - } - - yaffs_close(h0); - yaffs_close(h1); - - printf("########### %d\n",i); - dump_directory_tree(mountpt); - - if(1 || i == 4 || i == nmounts -1) - yaffs_unmount(mountpt); - } -} - - -int early_exit; - -void small_overwrite_test(const char *mountpt,int nmounts) -{ - - char a[30]; - char b[30]; - char c[30]; - - int i; - int j; - - int h0; - int h1; - int len0; - int len1; - int nread; - - sprintf(a,"%s/a",mountpt); - - yaffs_StartUp(); - - - - for(i = 0; i < nmounts; i++){ - - static char xx[8000]; - - printf("############### Iteration %d Start\n",i); - if(1) - yaffs_mount(mountpt); - - dump_directory_tree(mountpt); - - yaffs_mkdir(a,0); - - sprintf(xx,"%s/0",a); - h0 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - sprintf(xx,"%s/1",a); - h1 = yaffs_open(xx, O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - - for(j = 0; j < 1000000; j+=1000){ - yaffs_truncate(h0,j); - yaffs_lseek(h0,j,SEEK_SET); - yaffs_write(h0,xx,7000); - yaffs_write(h1,xx,7000); - - if(early_exit) - exit(0); - } - - yaffs_close(h0); - - printf("########### %d\n",i); - dump_directory_tree(mountpt); - - if(1) - yaffs_unmount(mountpt); - } -} - - -void yaffs_touch(const char *fn) -{ - yaffs_chmod(fn, S_IREAD | S_IWRITE); -} - -void checkpoint_fill_test(const char *mountpt,int nmounts) -{ - - char a[50]; - char b[50]; - char c[50]; - - int i; - int j; - int h; - - sprintf(a,"%s/a",mountpt); - - - - - yaffs_StartUp(); - - for(i = 0; i < nmounts; i++){ - printf("############### Iteration %d Start\n",i); - yaffs_mount(mountpt); - dump_directory_tree(mountpt); - yaffs_mkdir(a,0); - - sprintf(b,"%s/zz",a); - - h = yaffs_open(b,O_CREAT | O_RDWR,S_IREAD |S_IWRITE); - - - while(yaffs_write(h,c,50) == 50){} - - yaffs_close(h); - - for(j = 0; j < 2; j++){ - printf("touch %d\n",j); - yaffs_touch(b); - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - } - - dump_directory_tree(mountpt); - yaffs_unmount(mountpt); - } -} - - -int make_file2(const char *name1, const char *name2,int syz) -{ - - char xx[2500]; - int i; - int h1=-1,h2=-1; - int n = 1; - - - if(name1) - h1 = yaffs_open(name1,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - if(name2) - h2 = yaffs_open(name2,O_CREAT | O_TRUNC | O_RDWR, S_IREAD | S_IWRITE); - - while(syz > 0 && n > 0){ - i = (syz > 2500) ? 2500 : syz; - n = yaffs_write(h1,xx,i); - n = yaffs_write(h2,xx,i); - syz -= 500; - } - yaffs_close(h1); - yaffs_close(h2); - -} - - -extern void SetCheckpointReservedBlocks(int n); - -void checkpoint_upgrade_test(const char *mountpt,int nmounts) -{ - - char a[50]; - char b[50]; - char c[50]; - char d[50]; - - int i; - int j; - int h; - - sprintf(a,"%s/a",mountpt); - - - - - printf("Create start condition\n"); - yaffs_StartUp(); - SetCheckpointReservedBlocks(0); - yaffs_mount(mountpt); - yaffs_mkdir(a,0); - sprintf(b,"%s/zz",a); - sprintf(c,"%s/xx",a); - make_file2(b,c,2000000); - sprintf(d,"%s/aa",a); - make_file2(d,NULL,500000000); - dump_directory_tree(mountpt); - - printf("Umount/mount attempt full\n"); - yaffs_unmount(mountpt); - - SetCheckpointReservedBlocks(10); - yaffs_mount(mountpt); - - printf("unlink small file\n"); - yaffs_unlink(c); - dump_directory_tree(mountpt); - - printf("Umount/mount attempt\n"); - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - - for(j = 0; j < 500; j++){ - printf("***** touch %d\n",j); - dump_directory_tree(mountpt); - yaffs_touch(b); - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - } - - for(j = 0; j < 500; j++){ - printf("***** touch %d\n",j); - dump_directory_tree(mountpt); - yaffs_touch(b); - yaffs_unmount(mountpt); - yaffs_mount(mountpt); - } -} - -void huge_array_test(const char *mountpt,int n) -{ - - char a[50]; - - - int i; - int j; - int h; - - int fnum; - - sprintf(a,"mount point %s",mountpt); - - - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - while(n>0){ - n--; - fnum = 0; - printf("\n\n START run\n\n"); - while(yaffs_freespace(mountpt) > 25000000){ - sprintf(a,"%s/file%d",mountpt,fnum); - fnum++; - printf("create file %s\n",a); - create_file_of_size(a,10000000); - printf("verifying file %s\n",a); - verify_file_of_size(a,10000000); - } - - printf("\n\n verification/deletion\n\n"); - - for(i = 0; i < fnum; i++){ - sprintf(a,"%s/file%d",mountpt,i); - printf("verifying file %s\n",a); - verify_file_of_size(a,10000000); - printf("deleting file %s\n",a); - yaffs_unlink(a); - } - printf("\n\n done \n\n"); - - - } -} - - -void random_write(int h) -{ - static char buffer[12000]; - int n; - - n = random() & 0x1FFF; - yaffs_write(h,buffer,n); -} - -void random_seek(int h) -{ - int n; - n = random() & 0xFFFFF; - yaffs_lseek(h,n,SEEK_SET); -} - -void random_truncate(int h, char * name) -{ - int n; - int flen; - n = random() & 0xFFFFF; - flen = yaffs_lseek(h,0,SEEK_END); - if(n > flen) - n = flen / 2; - yaffs_truncate(name,n); - yaffs_lseek(h,n,SEEK_SET); -} - - -#define NSMALLFILES 10 -void random_small_file_test(const char *mountpt,int iterations) -{ - - char a[NSMALLFILES][50]; - - - int i; - int n; - int j; - int h[NSMALLFILES]; - int r; - int fnum; - - - yaffs_StartUp(); - - yaffs_mount(mountpt); - - for(i = 0; i < NSMALLFILES; i++){ - h[i]=-1; - strcpy(a[i],""); - } - - for(n = 0; n < iterations; n++){ - - for(i = 0; i < NSMALLFILES; i++) { - r = random(); - - if(strlen(a[i]) == 0){ - sprintf(a[i],"%s/%dx%d",mountpt,n,i); - h[i] = yaffs_open(a,O_RDWR | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE); - } - - if(h[i] < -1) - printf("Could not open yaffs file %d %d error %d\n",n,i,h[i]); - else { - r = r & 7; - switch(r){ - case 0: - case 1: - case 2: - random_write(h[i]); - break; - case 3: - random_truncate(h[i],a[i]); - break; - case 4: - case 5: random_seek(h[i]); - break; - case 6: - yaffs_close(h[i]); - h[i] = -1; - break; - case 7: - yaffs_close(h[i]); - yaffs_unlink(a[i]); - strcpy(a[i],""); - h[i] = -1; - } - } - } - - } - - for(i = 0; i < NSMALLFILES; i++) - yaffs_close(h[i]); - - yaffs_unmount(mountpt); -} - - - -int main(int argc, char *argv[]) -{ - //return long_test(argc,argv); - - //return cache_read_test(); - - resize_stress_test_no_grow("/flash/flash",20); - - //huge_directory_test_on_path("/ram2k"); - - //yaffs_backward_scan_test("/flash/flash"); - // yaffs_device_flush_test("/flash/flash"); - - - //scan_pattern_test("/flash",10000,10); - //short_scan_test("/flash/flash",40000,200); - //small_mount_test("/flash/flash",1000); - //small_overwrite_test("/flash/flash",1000); - //checkpoint_fill_test("/flash/flash",20); - // random_small_file_test("/flash/flash",10000); - // huge_array_test("/flash/flash",10); - - - - - //long_test_on_path("/ram2k"); - // long_test_on_path("/flash"); - //simple_rw_test("/flash/flash"); - //fill_disk_test("/flash/flash"); - // rename_over_test("/flash"); - //lookup_test("/flash"); - //freespace_test("/flash/flash"); - - //link_test("/flash/flash"); - - - - - // cache_bypass_bug_test(); - - //free_space_check(); - - //check_resize_gc_bug("/flash"); - - return 0; - -} diff --git a/fs/yaffs2/direct/fsx_test/Makefile b/fs/yaffs2/direct/fsx_test/Makefile deleted file mode 100644 index 1927865..0000000 --- a/fs/yaffs2/direct/fsx_test/Makefile +++ /dev/null @@ -1,75 +0,0 @@ -# Makefile for YAFFS direct test -# -# -# YAFFS: Yet another Flash File System. A NAND-flash specific file system. -# -# Copyright (C) 2003 Aleph One Ltd. -# -# -# Created by Charles Manning <charles@aleph1.co.uk> -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# NB Warning this Makefile does not include header dependencies. -# -# $Id: Makefile,v 1.1 2007/10/16 00:46:33 charles Exp $ - -#EXTRA_COMPILE_FLAGS = -DYAFFS_IGNORE_TAGS_ECC - -CFLAGS = -Wall -DCONFIG_YAFFS_DIRECT -DCONFIG_YAFFS_SHORT_NAMES_IN_RAM -DCONFIG_YAFFS_YAFFS2 -g $(EXTRA_COMPILE_FLAGS) -DNO_Y_INLINE -CFLAGS+= -fstack-check -O0 - -#CFLAGS+= -Wshadow -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Wmissing-declarations -#CFLAGS+= -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Winline - - -FSXTESTOBJS = yaffs_fsx.o yaffscfg2k.o yaffs_ecc.o yaffs_fileem2k.o yaffsfs.o yaffs_guts.o \ - yaffs_packedtags1.o yaffs_ramdisk.o yaffs_ramem2k.o \ - yaffs_tagscompat.o yaffs_packedtags2.o yaffs_tagsvalidity.o yaffs_nand.o \ - yaffs_checkptrw.o yaffs_qsort.o \ -# yaffs_checkptrwtest.o\ - - -BOOTTESTOBJS = bootldtst.o yboot.o yaffs_fileem.o nand_ecc.o - -#ALLOBJS = dtest.o nand_ecc.o yaffscfg.o yaffs_fileem.o yaffsfs.o yaffs_ramdisk.o bootldtst.o yboot.o yaffs_ramem2k.o - -ALLOBJS = $(FSXTESTOBJS) $(BOOTTESTOBJS) - -YAFFSSYMLINKS = devextras.h yaffs_ecc.c yaffs_ecc.h yaffs_guts.c yaffs_guts.h yaffsinterface.h yportenv.h yaffs_tagscompat.c yaffs_tagscompat.h \ - yaffs_packedtags1.c yaffs_packedtags1.h yaffs_packedtags2.c yaffs_packedtags2.h yaffs_nandemul2k.h \ - yaffs_nand.c yaffs_nand.h \ - yaffs_tagsvalidity.c yaffs_tagsvalidity.h yaffs_checkptrw.h yaffs_checkptrw.c \ - yaffs_qsort.c yaffs_qsort.h - -YAFFSDIRECTSYMLINKS = yaffscfg2k.c yaffs_fileem2k.c yaffsfs.c yaffs_flashif.h \ - yaffs_fileem2k.h yaffsfs.h yaffs_malloc.h yaffs_ramdisk.h ydirectenv.h \ - yaffscfg.h yaffs_fileem.c yaffs_flashif.c yaffs_ramdisk.c yaffs_ramem2k.c - - - -#all: fsxtest boottest - -all: fsxtest - -$(ALLOBJS): %.o: %.c - gcc -c $(CFLAGS) $< -o $@ - -$(YAFFSSYMLINKS): - ln -s ../../$@ $@ - -$(YAFFSDIRECTSYMLINKS): - ln -s ../$@ $@ - -fsxtest: $(YAFFSSYMLINKS) $(YAFFSDIRECTSYMLINKS) $(FSXTESTOBJS) - gcc -o $@ $(FSXTESTOBJS) - - -boottest: $(SYMLINKS) $(BOOTTESTOBJS) - gcc -o $@ $(BOOTTESTOBJS) - - -clean: - rm -f $(ALLOBJS) core diff --git a/fs/yaffs2/direct/fsx_test/README b/fs/yaffs2/direct/fsx_test/README deleted file mode 100644 index 725ab07..0000000 --- a/fs/yaffs2/direct/fsx_test/README +++ /dev/null @@ -1,7 +0,0 @@ -NB THis directory uses a hacked version of fsx.c which is released under -Apple Public Source License. - -From what I have been able to determine, it is legally OK to release a hacked -version for the purposes of testing. - -If anyone knows otherwise, please contact me: manningc2@actrix.gen.nz diff --git a/fs/yaffs2/direct/fsx_test/yaffs_fsx.c b/fs/yaffs2/direct/fsx_test/yaffs_fsx.c deleted file mode 100644 index 1e110b9..0000000 --- a/fs/yaffs2/direct/fsx_test/yaffs_fsx.c +++ /dev/null @@ -1,1007 +0,0 @@ -/* - * Copyright (c) 1998-2001 Apple Computer, Inc. All rights reserved. - * - * @APPLE_LICENSE_HEADER_START@ - * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.2 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. - * - * @APPLE_LICENSE_HEADER_END@ - * - * WARNING--WARNING--WARNING - * This is not the original fsx.c. It has been modified to run with - * yaffs direct. Seek out the original fsx.c if you want to do anything - * else. - * - * - * - * File: fsx.c - * Author: Avadis Tevanian, Jr. - * - * File system exerciser. - * - * Rewrite and enhancements 1998-2001 Conrad Minshall -- conrad@mac.com - * - * Various features from Joe Sokol, Pat Dirks, and Clark Warner. - * - * Small changes to work under Linux -- davej@suse.de - * - * Sundry porting patches from Guy Harris 12/2001 - * - * Checks for mmap last-page zero fill. - * - * Modified heavily by Charles Manning to exercise via the - * yaffs direct interface. - * - */ - -#include <sys/types.h> -#include <sys/stat.h> -#ifdef _UWIN -# include <sys/param.h> -# include <limits.h> -# include <time.h> -# include <strings.h> -#endif -#include <fcntl.h> -#include <sys/mman.h> -#ifndef MAP_FILE -# define MAP_FILE 0 -#endif -#include <limits.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <stdarg.h> -#include <errno.h> - -#include "yaffsfs.h" - -#define NUMPRINTCOLUMNS 32 /* # columns of data to print on each line */ - -/* - * A log entry is an operation and a bunch of arguments. - */ - -struct log_entry { - int operation; - int args[3]; -}; - -#define LOGSIZE 1000 - -struct log_entry oplog[LOGSIZE]; /* the log */ -int logptr = 0; /* current position in log */ -int logcount = 0; /* total ops */ - -/* - * Define operations - */ - -#define OP_READ 1 -#define OP_WRITE 2 -#define OP_TRUNCATE 3 -#define OP_CLOSEOPEN 4 -#define OP_MAPREAD 5 -#define OP_MAPWRITE 6 -#define OP_SKIPPED 7 - -int page_size; -int page_mask; - -char *original_buf; /* a pointer to the original data */ -char *good_buf; /* a pointer to the correct data */ -char *temp_buf; /* a pointer to the current data */ -char *fname; /* name of our test file */ -int fd; /* fd for our test file */ - -off_t file_size = 0; -off_t biggest = 0; -char state[256]; -unsigned long testcalls = 0; /* calls to function "test" */ - -unsigned long simulatedopcount = 0; /* -b flag */ -int closeprob = 0; /* -c flag */ -int debug = 0; /* -d flag */ -unsigned long debugstart = 0; /* -D flag */ -unsigned long maxfilelen = 256 * 1024; /* -l flag */ -int sizechecks = 1; /* -n flag disables them */ -int maxoplen = 64 * 1024; /* -o flag */ -int quiet = 0; /* -q flag */ -unsigned long progressinterval = 0; /* -p flag */ -int readbdy = 1; /* -r flag */ -int style = 0; /* -s flag */ -int truncbdy = 1; /* -t flag */ -int writebdy = 1; /* -w flag */ -long monitorstart = -1; /* -m flag */ -long monitorend = -1; /* -m flag */ -int lite = 0; /* -L flag */ -long numops = -1; /* -N flag */ -int randomoplen = 1; /* -O flag disables it */ -int seed = 1; /* -S flag */ - -int mapped_writes = 0; /* yaffs direct does not support mmapped files */ -int mapped_reads = 0; - -int fsxgoodfd = 0; -FILE * fsxlogf = NULL; -int badoff = -1; -int closeopen = 0; - - -void -vwarnc(code, fmt, ap) - int code; - const char *fmt; - va_list ap; -{ - fprintf(stderr, "fsx: "); - if (fmt != NULL) { - vfprintf(stderr, fmt, ap); - fprintf(stderr, ": "); - } - fprintf(stderr, "%s\n", strerror(code)); -} - - -void -warn(const char * fmt, ...) -{ - va_list ap; - va_start(ap, fmt); - vwarnc(errno, fmt, ap); - va_end(ap); -} - - -void -prt(char *fmt, ...) -{ - va_list args; - - va_start(args, fmt); - vfprintf(stdout, fmt, args); - if (fsxlogf) - vfprintf(fsxlogf, fmt, args); - va_end(args); -} - -void -prterr(char *prefix) -{ - prt("%s%s%s\n", prefix, prefix ? ": " : "", strerror(errno)); -} - - -void -log4(int operation, int arg0, int arg1, int arg2) -{ - struct log_entry *le; - - le = &oplog[logptr]; - le->operation = operation; - if (closeopen) - le->operation = ~ le->operation; - le->args[0] = arg0; - le->args[1] = arg1; - le->args[2] = arg2; - logptr++; - logcount++; - if (logptr >= LOGSIZE) - logptr = 0; -} - - -void -logdump(void) -{ - int i, count, down; - struct log_entry *lp; - - prt("LOG DUMP (%d total operations):\n", logcount); - if (logcount < LOGSIZE) { - i = 0; - count = logcount; - } else { - i = logptr; - count = LOGSIZE; - } - for ( ; count > 0; count--) { - int opnum; - - opnum = i+1 + (logcount/LOGSIZE)*LOGSIZE; - prt("%d(%d mod 256): ", opnum, opnum%256); - lp = &oplog[i]; - if ((closeopen = lp->operation < 0)) - lp->operation = ~ lp->operation; - - switch (lp->operation) { - case OP_MAPREAD: - prt("MAPREAD\t0x%x thru 0x%x\t(0x%x bytes)", - lp->args[0], lp->args[0] + lp->args[1] - 1, - lp->args[1]); - if (badoff >= lp->args[0] && badoff < - lp->args[0] + lp->args[1]) - prt("\t***RRRR***"); - break; - case OP_MAPWRITE: - prt("MAPWRITE 0x%x thru 0x%x\t(0x%x bytes)", - lp->args[0], lp->args[0] + lp->args[1] - 1, - lp->args[1]); - if (badoff >= lp->args[0] && badoff < - lp->args[0] + lp->args[1]) - prt("\t******WWWW"); - break; - case OP_READ: - prt("READ\t0x%x thru 0x%x\t(0x%x bytes)", - lp->args[0], lp->args[0] + lp->args[1] - 1, - lp->args[1]); - if (badoff >= lp->args[0] && - badoff < lp->args[0] + lp->args[1]) - prt("\t***RRRR***"); - break; - case OP_WRITE: - prt("WRITE\t0x%x thru 0x%x\t(0x%x bytes)", - lp->args[0], lp->args[0] + lp->args[1] - 1, - lp->args[1]); - if (lp->args[0] > lp->args[2]) - prt(" HOLE"); - else if (lp->args[0] + lp->args[1] > lp->args[2]) - prt(" EXTEND"); - if ((badoff >= lp->args[0] || badoff >=lp->args[2]) && - badoff < lp->args[0] + lp->args[1]) - prt("\t***WWWW"); - break; - case OP_TRUNCATE: - down = lp->args[0] < lp->args[1]; - prt("TRUNCATE %s\tfrom 0x%x to 0x%x", - down ? "DOWN" : "UP", lp->args[1], lp->args[0]); - if (badoff >= lp->args[!down] && - badoff < lp->args[!!down]) - prt("\t******WWWW"); - break; - case OP_SKIPPED: - prt("SKIPPED (no operation)"); - break; - default: - prt("BOGUS LOG ENTRY (operation code = %d)!", - lp->operation); - } - if (closeopen) - prt("\n\t\tCLOSE/OPEN"); - prt("\n"); - i++; - if (i == LOGSIZE) - i = 0; - } -} - - -void -save_buffer(char *buffer, off_t bufferlength, int fd) -{ - off_t ret; - ssize_t byteswritten; - - if (fd <= 0 || bufferlength == 0) - return; - - if (bufferlength > SSIZE_MAX) { - prt("fsx flaw: overflow in save_buffer\n"); - exit(67); - } - if (lite) { - off_t size_by_seek = yaffs_lseek(fd, (off_t)0, SEEK_END); - if (size_by_seek == (off_t)-1) - prterr("save_buffer: lseek eof"); - else if (bufferlength > size_by_seek) { - warn("save_buffer: .fsxgood file too short... will save 0x%llx bytes instead of 0x%llx\n", (unsigned long long)size_by_seek, - (unsigned long long)bufferlength); - bufferlength = size_by_seek; - } - } - - ret = yaffs_lseek(fd, (off_t)0, SEEK_SET); - if (ret == (off_t)-1) - prterr("save_buffer: lseek 0"); - - byteswritten = yaffs_write(fd, buffer, (size_t)bufferlength); - if (byteswritten != bufferlength) { - if (byteswritten == -1) - prterr("save_buffer write"); - else - warn("save_buffer: short write, 0x%x bytes instead of 0x%llx\n", - (unsigned)byteswritten, - (unsigned long long)bufferlength); - } -} - - -void -report_failure(int status) -{ - logdump(); - - if (fsxgoodfd) { - if (good_buf) { - save_buffer(good_buf, file_size, fsxgoodfd); - prt("Correct content saved for comparison\n"); - prt("(maybe hexdump \"%s\" vs \"%s.fsxgood\")\n", - fname, fname); - } - close(fsxgoodfd); - } - prt("Exiting with %d\n",status); - exit(status); -} - - -#define short_at(cp) ((unsigned short)((*((unsigned char *)(cp)) << 8) | \ - *(((unsigned char *)(cp)) + 1))) - -void -check_buffers(unsigned offset, unsigned size) -{ - unsigned char c, t; - unsigned i = 0; - unsigned n = 0; - unsigned op = 0; - unsigned bad = 0; - - if (memcmp(good_buf + offset, temp_buf, size) != 0) { - prt("READ BAD DATA: offset = 0x%x, size = 0x%x\n", - offset, size); - prt("OFFSET\tGOOD\tBAD\tRANGE\n"); - while (size > 0) { - c = good_buf[offset]; - t = temp_buf[i]; - if (c != t) { - if (n == 0) { - bad = short_at(&temp_buf[i]); - prt("0x%5x\t0x%04x\t0x%04x", offset, - short_at(&good_buf[offset]), bad); - op = temp_buf[offset & 1 ? i+1 : i]; - } - n++; - badoff = offset; - } - offset++; - i++; - size--; - } - if (n) { - prt("\t0x%5x\n", n); - if (bad) - prt("operation# (mod 256) for the bad data may be %u\n", ((unsigned)op & 0xff)); - else - prt("operation# (mod 256) for the bad data unknown, check HOLE and EXTEND ops\n"); - } else - prt("????????????????\n"); - report_failure(110); - } -} - - -void -check_size(void) -{ - struct yaffs_stat statbuf; - off_t size_by_seek; - - if (yaffs_fstat(fd, &statbuf)) { - prterr("check_size: fstat"); - statbuf.st_size = -1; - } - size_by_seek = yaffs_lseek(fd, (off_t)0, SEEK_END); - if (file_size != statbuf.st_size || file_size != size_by_seek) { - prt("Size error: expected 0x%llx stat 0x%llx seek 0x%llx\n", - (unsigned long long)file_size, - (unsigned long long)statbuf.st_size, - (unsigned long long)size_by_seek); - report_failure(120); - } -} - - -void -check_trunc_hack(void) -{ - struct yaffs_stat statbuf; - - yaffs_truncate(fd, (off_t)0); - yaffs_truncate(fd, (off_t)100000); - yaffs_fstat(fd, &statbuf); - if (statbuf.st_size != (off_t)100000) { - prt("no extend on truncate! not posix!\n"); - exit(130); - } - yaffs_truncate(fd, (off_t)0); -} - - -void -doread(unsigned offset, unsigned size) -{ - off_t ret; - unsigned iret; - - offset -= offset % readbdy; - if (size == 0) { - if (!quiet && testcalls > simulatedopcount) - prt("skipping zero size read\n"); - log4(OP_SKIPPED, OP_READ, offset, size); - return; - } - if (size + offset > file_size) { - if (!quiet && testcalls > simulatedopcount) - prt("skipping seek/read past end of file\n"); - log4(OP_SKIPPED, OP_READ, offset, size); - return; - } - - log4(OP_READ, offset, size, 0); - - if (testcalls <= simulatedopcount) - return; - - if (!quiet && ((progressinterval && - testcalls % progressinterval == 0) || - (debug && - (monitorstart == -1 || - (offset + size > monitorstart && - (monitorend == -1 || offset <= monitorend)))))) - prt("%lu read\t0x%x thru\t0x%x\t(0x%x bytes)\n", testcalls, - offset, offset + size - 1, size); - ret = yaffs_lseek(fd, (off_t)offset, SEEK_SET); - if (ret == (off_t)-1) { - prterr("doread: lseek"); - report_failure(140); - } - iret = yaffs_read(fd, temp_buf, size); - if (iret != size) { - if (iret == -1) - prterr("doread: read"); - else - prt("short read: 0x%x bytes instead of 0x%x\n", - iret, size); - report_failure(141); - } - check_buffers(offset, size); -} - - - - - -void -gendata(char *original_buf, char *good_buf, unsigned offset, unsigned size) -{ - while (size--) { - good_buf[offset] = testcalls % 256; - if (offset % 2) - good_buf[offset] += original_buf[offset]; - offset++; - } -} - - -void -dowrite(unsigned offset, unsigned size) -{ - off_t ret; - unsigned iret; - - offset -= offset % writebdy; - if (size == 0) { - if (!quiet && testcalls > simulatedopcount) - prt("skipping zero size write\n"); - log4(OP_SKIPPED, OP_WRITE, offset, size); - return; - } - - log4(OP_WRITE, offset, size, file_size); - - gendata(original_buf, good_buf, offset, size); - if (file_size < offset + size) { - if (file_size < offset) - memset(good_buf + file_size, '\0', offset - file_size); - file_size = offset + size; - if (lite) { - warn("Lite file size bug in fsx!"); - report_failure(149); - } - } - - if (testcalls <= simulatedopcount) - return; - - if (!quiet && ((progressinterval && - testcalls % progressinterval == 0) || - (debug && - (monitorstart == -1 || - (offset + size > monitorstart && - (monitorend == -1 || offset <= monitorend)))))) - prt("%lu write\t0x%x thru\t0x%x\t(0x%x bytes)\n", testcalls, - offset, offset + size - 1, size); - ret = yaffs_lseek(fd, (off_t)offset, SEEK_SET); - if (ret == (off_t)-1) { - prterr("dowrite: lseek"); - report_failure(150); - } - iret = yaffs_write(fd, good_buf + offset, size); - if (iret != size) { - if (iret == -1) - prterr("dowrite: write"); - else - prt("short write: 0x%x bytes instead of 0x%x\n", - iret, size); - report_failure(151); - } -} - - - -void -dotruncate(unsigned size) -{ - int oldsize = file_size; - - size -= size % truncbdy; - if (size > biggest) { - biggest = size; - if (!quiet && testcalls > simulatedopcount) - prt("truncating to largest ever: 0x%x\n", size); - } - - log4(OP_TRUNCATE, size, (unsigned)file_size, 0); - - if (size > file_size) - memset(good_buf + file_size, '\0', size - file_size); - file_size = size; - - if (testcalls <= simulatedopcount) - return; - - if ((progressinterval && testcalls % progressinterval == 0) || - (debug && (monitorstart == -1 || monitorend == -1 || - size <= monitorend))) - prt("%lu trunc\tfrom 0x%x to 0x%x\n", testcalls, oldsize, size); - if (yaffs_truncate(fd, (off_t)size) == -1) { - prt("ftruncate1: %x\n", size); - prterr("dotruncate: ftruncate"); - report_failure(160); - } -} - - -void -writefileimage() -{ - ssize_t iret; - - if (yaffs_lseek(fd, (off_t)0, SEEK_SET) == (off_t)-1) { - prterr("writefileimage: lseek"); - report_failure(171); - } - iret = yaffs_write(fd, good_buf, file_size); - if ((off_t)iret != file_size) { - if (iret == -1) - prterr("writefileimage: write"); - else - prt("short write: 0x%x bytes instead of 0x%llx\n", - iret, (unsigned long long)file_size); - report_failure(172); - } - if (lite ? 0 : yaffs_truncate(fd, file_size) == -1) { - prt("ftruncate2: %llx\n", (unsigned long long)file_size); - prterr("writefileimage: ftruncate"); - report_failure(173); - } -} - - -void -docloseopen(void) -{ - if (testcalls <= simulatedopcount) - return; - - if (debug) - prt("%lu close/open\n", testcalls); - if (yaffs_close(fd)) { - prterr("docloseopen: close"); - report_failure(180); - } - fd = yaffs_open(fname, O_RDWR, 0); - if (fd < 0) { - prterr("docloseopen: open"); - report_failure(181); - } -} - - -void -test(void) -{ - unsigned long offset; - unsigned long size = maxoplen; - unsigned long rv = random(); - unsigned long op = rv % (3 + !lite + mapped_writes); - - /* turn off the map read if necessary */ - - if (op == 2 && !mapped_reads) - op = 0; - - if (simulatedopcount > 0 && testcalls == simulatedopcount) - writefileimage(); - - testcalls++; - - if (closeprob) - closeopen = (rv >> 3) < (1 << 28) / closeprob; - - if (debugstart > 0 && testcalls >= debugstart) - debug = 1; - - if (!quiet && testcalls < simulatedopcount && testcalls % 100000 == 0) - prt("%lu...\n", testcalls); - - /* - * READ: op = 0 - * WRITE: op = 1 - * MAPREAD: op = 2 - * TRUNCATE: op = 3 - * MAPWRITE: op = 3 or 4 - */ - if (lite ? 0 : op == 3 && (style & 1) == 0) /* vanilla truncate? */ - dotruncate(random() % maxfilelen); - else { - if (randomoplen) - size = random() % (maxoplen+1); - if (lite ? 0 : op == 3) - dotruncate(size); - else { - offset = random(); - if (op == 1 || op == (lite ? 3 : 4)) { - offset %= maxfilelen; - if (offset + size > maxfilelen) - size = maxfilelen - offset; - dowrite(offset, size); - } else { - if (file_size) - offset %= file_size; - else - offset = 0; - if (offset + size > file_size) - size = file_size - offset; - doread(offset, size); - } - } - } - if (sizechecks && testcalls > simulatedopcount) - check_size(); - if (closeopen) - docloseopen(); -} - - -void -cleanup(sig) - int sig; -{ - if (sig) - prt("signal %d\n", sig); - prt("testcalls = %lu\n", testcalls); - exit(sig); -} - - -void -usage(void) -{ - fprintf(stdout, "usage: %s", - "fsx [-dnqLOW] [-b opnum] [-c Prob] [-l flen] [-m start:end] [-o oplen] [-p progressinterval] [-r readbdy] [-s style] [-t truncbdy] [-w writebdy] [-D startingop] [-N numops] [-P dirpath] [-S seed] fname\n\ - -b opnum: beginning operation number (default 1)\n\ - -c P: 1 in P chance of file close+open at each op (default infinity)\n\ - -d: debug output for all operations\n\ - -l flen: the upper bound on file size (default 262144)\n\ - -m startop:endop: monitor (print debug output) specified byte range (default 0:infinity)\n\ - -n: no verifications of file size\n\ - -o oplen: the upper bound on operation size (default 65536)\n\ - -p progressinterval: debug output at specified operation interval\n\ - -q: quieter operation\n\ - -r readbdy: 4096 would make reads page aligned (default 1)\n\ - -s style: 1 gives smaller truncates (default 0)\n\ - -t truncbdy: 4096 would make truncates page aligned (default 1)\n\ - -w writebdy: 4096 would make writes page aligned (default 1)\n\ - -D startingop: debug output starting at specified operation\n\ - -L: fsxLite - no file creations & no file size changes\n\ - -N numops: total # operations to do (default infinity)\n\ - -O: use oplen (see -o flag) for every op (default random)\n\ - -P dirpath: save .fsxlog and .fsxgood files in dirpath (default ./)\n\ - -S seed: for random # generator (default 1) 0 gets timestamp\n\ - fname: this filename is REQUIRED (no default)\n"); - exit(90); -} - - -int -getnum(char *s, char **e) -{ - int ret = -1; - - *e = (char *) 0; - ret = strtol(s, e, 0); - if (*e) - switch (**e) { - case 'b': - case 'B': - ret *= 512; - *e = *e + 1; - break; - case 'k': - case 'K': - ret *= 1024; - *e = *e + 1; - break; - case 'm': - case 'M': - ret *= 1024*1024; - *e = *e + 1; - break; - case 'w': - case 'W': - ret *= 4; - *e = *e + 1; - break; - } - return (ret); -} - - -int -main(int argc, char **argv) -{ - int i, style, ch; - char *endp; - char goodfile[1024]; - char logfile[1024]; - - goodfile[0] = 0; - logfile[0] = 0; - - page_size = getpagesize(); - page_mask = page_size - 1; - - setvbuf(stdout, (char *)0, _IOLBF, 0); /* line buffered stdout */ - - while ((ch = getopt(argc, argv, "b:c:dl:m:no:p:qr:s:t:w:D:LN:OP:RS:W")) - != EOF) - switch (ch) { - case 'b': - simulatedopcount = getnum(optarg, &endp); - if (!quiet) - fprintf(stdout, "Will begin at operation %ld\n", - simulatedopcount); - if (simulatedopcount == 0) - usage(); - simulatedopcount -= 1; - break; - case 'c': - closeprob = getnum(optarg, &endp); - if (!quiet) - fprintf(stdout, - "Chance of close/open is 1 in %d\n", - closeprob); - if (closeprob <= 0) - usage(); - break; - case 'd': - debug = 1; - break; - case 'l': - maxfilelen = getnum(optarg, &endp); - if (maxfilelen <= 0) - usage(); - break; - case 'm': - monitorstart = getnum(optarg, &endp); - if (monitorstart < 0) - usage(); - if (!endp || *endp++ != ':') - usage(); - monitorend = getnum(endp, &endp); - if (monitorend < 0) - usage(); - if (monitorend == 0) - monitorend = -1; /* aka infinity */ - debug = 1; - case 'n': - sizechecks = 0; - break; - case 'o': - maxoplen = getnum(optarg, &endp); - if (maxoplen <= 0) - usage(); - break; - case 'p': - progressinterval = getnum(optarg, &endp); - if (progressinterval < 0) - usage(); - break; - case 'q': - quiet = 1; - break; - case 'r': - readbdy = getnum(optarg, &endp); - if (readbdy <= 0) - usage(); - break; - case 's': - style = getnum(optarg, &endp); - if (style < 0 || style > 1) - usage(); - break; - case 't': - truncbdy = getnum(optarg, &endp); - if (truncbdy <= 0) - usage(); - break; - case 'w': - writebdy = getnum(optarg, &endp); - if (writebdy <= 0) - usage(); - break; - case 'D': - debugstart = getnum(optarg, &endp); - if (debugstart < 1) - usage(); - break; - case 'L': - lite = 1; - break; - case 'N': - numops = getnum(optarg, &endp); - if (numops < 0) - usage(); - break; - case 'O': - randomoplen = 0; - break; - case 'P': - strncpy(goodfile, optarg, sizeof(goodfile)); - strcat(goodfile, "/"); - strncpy(logfile, optarg, sizeof(logfile)); - strcat(logfile, "/"); - break; - case 'R': - mapped_reads = 0; - break; - case 'S': - seed = getnum(optarg, &endp); - if (seed == 0) - seed = time(0) % 10000; - if (!quiet) - fprintf(stdout, "Seed set to %d\n", seed); - if (seed < 0) - usage(); - break; - case 'W': - mapped_writes = 0; - if (!quiet) - fprintf(stdout, "mapped writes DISABLED\n"); - break; - - default: - usage(); - /* NOTREACHED */ - } - argc -= optind; - argv += optind; - - yaffs_StartUp(); - yaffs_mount("/flash/flash"); - - fname = "/flash/flash/fsxdata"; - - signal(SIGHUP, cleanup); - signal(SIGINT, cleanup); - signal(SIGPIPE, cleanup); - signal(SIGALRM, cleanup); - signal(SIGTERM, cleanup); - signal(SIGXCPU, cleanup); - signal(SIGXFSZ, cleanup); - signal(SIGVTALRM, cleanup); - signal(SIGUSR1, cleanup); - signal(SIGUSR2, cleanup); - - initstate(seed, state, 256); - setstate(state); - fd = yaffs_open(fname, O_RDWR|(lite ? 0 : O_CREAT|O_TRUNC), 0666); - if (fd < 0) { - prterr(fname); - exit(91); - } - strncat(goodfile, fname, 256); - strcat (goodfile, ".fsxgood"); - fsxgoodfd = yaffs_open(goodfile, O_RDWR|O_CREAT|O_TRUNC, 0666); - if (fsxgoodfd < 0) { - prterr(goodfile); - exit(92); - } - strncat(logfile, "fsx", 256); - strcat (logfile, ".fsxlog"); - fsxlogf = fopen(logfile, "w"); - if (fsxlogf == NULL) { - prterr(logfile); - exit(93); - } - if (lite) { - off_t ret; - file_size = maxfilelen = yaffs_lseek(fd, (off_t)0, SEEK_END); - if (file_size == (off_t)-1) { - prterr(fname); - warn("main: lseek eof"); - exit(94); - } - ret = yaffs_lseek(fd, (off_t)0, SEEK_SET); - if (ret == (off_t)-1) { - prterr(fname); - warn("main: lseek 0"); - exit(95); - } - } - original_buf = (char *) malloc(maxfilelen); - for (i = 0; i < maxfilelen; i++) - original_buf[i] = random() % 256; - good_buf = (char *) malloc(maxfilelen); - memset(good_buf, '\0', maxfilelen); - temp_buf = (char *) malloc(maxoplen); - memset(temp_buf, '\0', maxoplen); - if (lite) { /* zero entire existing file */ - ssize_t written; - - written = yaffs_write(fd, good_buf, (size_t)maxfilelen); - if (written != maxfilelen) { - if (written == -1) { - prterr(fname); - warn("main: error on write"); - } else - warn("main: short write, 0x%x bytes instead of 0x%x\n", - (unsigned)written, maxfilelen); - exit(98); - } - } else - check_trunc_hack(); - - while (numops == -1 || numops--) - test(); - - if (yaffs_close(fd)) { - prterr("close"); - report_failure(99); - } - - yaffs_close(fsxgoodfd); - - yaffs_unmount("flash/flash"); - prt("All operations completed A-OK!\n"); - - exit(0); - return 0; -} - diff --git a/fs/yaffs2/direct/yaffs_fileem.c b/fs/yaffs2/direct/yaffs_fileem.c deleted file mode 100644 index 5779d7e..0000000 --- a/fs/yaffs2/direct/yaffs_fileem.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * This provides a YAFFS nand emulation on a file. - * This is only intended as test code to test persistence etc. - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -const char *yaffs_flashif_c_version = "$Id: yaffs_fileem.c,v 1.3 2007/02/14 01:09:06 wookey Exp $"; - - -#include "yportenv.h" - -#include "yaffs_flashif.h" -#include "yaffs_guts.h" - -#include "devextras.h" - -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - - - -#define SIZE_IN_MB 16 - -#define BLOCK_SIZE (32 * 528) -#define BLOCKS_PER_MEG ((1024*1024)/(32 * 512)) - - - -typedef struct -{ - __u8 data[528]; // Data + spare -} yflash_Page; - -typedef struct -{ - yflash_Page page[32]; // The pages in the block - -} yflash_Block; - - - -typedef struct -{ - int handle; - int nBlocks; -} yflash_Device; - -static yflash_Device filedisk; - -static int CheckInit(yaffs_Device *dev) -{ - static int initialised = 0; - - int i; - - - int fSize; - int written; - - yflash_Page p; - - if(initialised) - { - return YAFFS_OK; - } - - initialised = 1; - - - filedisk.nBlocks = (SIZE_IN_MB * 1024 * 1024)/(16 * 1024); - - filedisk.handle = open("yaffsemfile", O_RDWR | O_CREAT, S_IREAD | S_IWRITE); - - if(filedisk.handle < 0) - { - perror("Failed to open yaffs emulation file"); - return YAFFS_FAIL; - } - - - fSize = lseek(filedisk.handle,0,SEEK_END); - - if(fSize < SIZE_IN_MB * 1024 * 1024) - { - printf("Creating yaffs emulation file\n"); - - lseek(filedisk.handle,0,SEEK_SET); - - memset(&p,0xff,sizeof(yflash_Page)); - - for(i = 0; i < SIZE_IN_MB * 1024 * 1024; i+= 512) - { - written = write(filedisk.handle,&p,sizeof(yflash_Page)); - - if(written != sizeof(yflash_Page)) - { - printf("Write failed\n"); - return YAFFS_FAIL; - } - } - } - - return 1; -} - -int yflash_WriteChunkToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, const yaffs_Spare *spare) -{ - int written; - - CheckInit(dev); - - - - if(data) - { - lseek(filedisk.handle,chunkInNAND * 528,SEEK_SET); - written = write(filedisk.handle,data,512); - - if(written != 512) return YAFFS_FAIL; - } - - if(spare) - { - lseek(filedisk.handle,chunkInNAND * 528 + 512,SEEK_SET); - written = write(filedisk.handle,spare,16); - - if(written != 16) return YAFFS_FAIL; - } - - - return YAFFS_OK; - -} - - -int yflash_ReadChunkFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_Spare *spare) -{ - int nread; - - CheckInit(dev); - - - - if(data) - { - lseek(filedisk.handle,chunkInNAND * 528,SEEK_SET); - nread = read(filedisk.handle,data,512); - - if(nread != 512) return YAFFS_FAIL; - } - - if(spare) - { - lseek(filedisk.handle,chunkInNAND * 528 + 512,SEEK_SET); - nread= read(filedisk.handle,spare,16); - - if(nread != 16) return YAFFS_FAIL; - } - - - return YAFFS_OK; - -} - - -int yflash_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) -{ - - int i; - - CheckInit(dev); - - if(blockNumber < 0 || blockNumber >= filedisk.nBlocks) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase non-existant block %d\n",blockNumber)); - return YAFFS_FAIL; - } - else - { - - yflash_Page pg; - - memset(&pg,0xff,sizeof(yflash_Page)); - - lseek(filedisk.handle, blockNumber * 32 * 528, SEEK_SET); - - for(i = 0; i < 32; i++) - { - write(filedisk.handle,&pg,528); - } - return YAFFS_OK; - } - -} - -int yflash_InitialiseNAND(yaffs_Device *dev) -{ - dev->useNANDECC = 1; // force on useNANDECC which gets faked. - // This saves us doing ECC checks. - - return YAFFS_OK; -} diff --git a/fs/yaffs2/direct/yaffs_fileem2k.c b/fs/yaffs2/direct/yaffs_fileem2k.c deleted file mode 100644 index 34a4e87..0000000 --- a/fs/yaffs2/direct/yaffs_fileem2k.c +++ /dev/null @@ -1,443 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * This provides a YAFFS nand emulation on a file for emulating 2kB pages. - * This is only intended as test code to test persistence etc. - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -const char *yaffs_flashif_c_version = "$Id: yaffs_fileem2k.c,v 1.12 2007/02/14 01:09:06 wookey Exp $"; - - -#include "yportenv.h" - -#include "yaffs_flashif.h" -#include "yaffs_guts.h" -#include "devextras.h" - -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - -#include "yaffs_fileem2k.h" -#include "yaffs_packedtags2.h" - -//#define SIMULATE_FAILURES - -typedef struct -{ - __u8 data[PAGE_SIZE]; // Data + spare -} yflash_Page; - -typedef struct -{ - yflash_Page page[PAGES_PER_BLOCK]; // The pages in the block - -} yflash_Block; - - - -#define MAX_HANDLES 20 -#define BLOCKS_PER_HANDLE 8000 - -typedef struct -{ - int handle[MAX_HANDLES]; - int nBlocks; -} yflash_Device; - -static yflash_Device filedisk; - -int yaffs_testPartialWrite = 0; - - - - -static __u8 localBuffer[PAGE_SIZE]; - -static char *NToName(char *buf,int n) -{ - sprintf(buf,"emfile%d",n); - return buf; -} - -static char dummyBuffer[BLOCK_SIZE]; - -static int GetBlockFileHandle(int n) -{ - int h; - int requiredSize; - - char name[40]; - NToName(name,n); - int fSize; - int i; - - h = open(name, O_RDWR | O_CREAT, S_IREAD | S_IWRITE); - if(h >= 0){ - fSize = lseek(h,0,SEEK_END); - requiredSize = BLOCKS_PER_HANDLE * BLOCK_SIZE; - if(fSize < requiredSize){ - for(i = 0; i < BLOCKS_PER_HANDLE; i++) - if(write(h,dummyBuffer,BLOCK_SIZE) != BLOCK_SIZE) - return -1; - - } - } - - return h; - -} - -static int CheckInit(void) -{ - static int initialised = 0; - int h; - int i; - - - off_t fSize; - off_t requiredSize; - int written; - int blk; - - yflash_Page p; - - if(initialised) - { - return YAFFS_OK; - } - - initialised = 1; - - memset(dummyBuffer,0xff,sizeof(dummyBuffer)); - - - filedisk.nBlocks = SIZE_IN_MB * BLOCKS_PER_MB; - - for(i = 0; i < MAX_HANDLES; i++) - filedisk.handle[i] = -1; - - for(i = 0,blk = 0; blk < filedisk.nBlocks; blk+=BLOCKS_PER_HANDLE,i++) - filedisk.handle[i] = GetBlockFileHandle(i); - - - return 1; -} - - -int yflash_GetNumberOfBlocks(void) -{ - CheckInit(); - - return filedisk.nBlocks; -} - -int yflash_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags) -{ - int written; - int pos; - int h; - int i; - int nRead; - int error; - - T(YAFFS_TRACE_MTD,(TSTR("write chunk %d data %x tags %x" TENDSTR),chunkInNAND,(unsigned)data, (unsigned)tags)); - - CheckInit(); - - - - if(data) - { - pos = (chunkInNAND % (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE)) * PAGE_SIZE; - h = filedisk.handle[(chunkInNAND / (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE))]; - - lseek(h,pos,SEEK_SET); - nRead = read(h, localBuffer,dev->nDataBytesPerChunk); - for(i = error = 0; i < dev->nDataBytesPerChunk && !error; i++){ - if(localBuffer[i] != 0xFF){ - printf("nand simulation: chunk %d data byte %d was %0x2\n", - chunkInNAND,i,localBuffer[i]); - error = 1; - } - } - - for(i = 0; i < dev->nDataBytesPerChunk; i++) - localBuffer[i] &= data[i]; - - if(memcmp(localBuffer,data,dev->nDataBytesPerChunk)) - printf("nand simulator: data does not match\n"); - - lseek(h,pos,SEEK_SET); - written = write(h,localBuffer,dev->nDataBytesPerChunk); - - if(yaffs_testPartialWrite){ - close(h); - exit(1); - } - -#ifdef SIMULATE_FAILURES - if((chunkInNAND >> 6) == 100) - written = 0; - - if((chunkInNAND >> 6) == 110) - written = 0; -#endif - - - if(written != dev->nDataBytesPerChunk) return YAFFS_FAIL; - } - - if(tags) - { - pos = (chunkInNAND % (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE)) * PAGE_SIZE + PAGE_DATA_SIZE ; - h = filedisk.handle[(chunkInNAND / (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE))]; - - lseek(h,pos,SEEK_SET); - - if( 0 && dev->isYaffs2) - { - - written = write(h,tags,sizeof(yaffs_ExtendedTags)); - if(written != sizeof(yaffs_ExtendedTags)) return YAFFS_FAIL; - } - else - { - yaffs_PackedTags2 pt; - yaffs_PackTags2(&pt,tags); - __u8 * ptab = (__u8 *)&pt; - - nRead = read(h,localBuffer,sizeof(pt)); - for(i = error = 0; i < sizeof(pt) && !error; i++){ - if(localBuffer[i] != 0xFF){ - printf("nand simulation: chunk %d oob byte %d was %0x2\n", - chunkInNAND,i,localBuffer[i]); - error = 1; - } - } - - for(i = 0; i < sizeof(pt); i++) - localBuffer[i] &= ptab[i]; - - if(memcmp(localBuffer,&pt,sizeof(pt))) - printf("nand sim: tags corruption\n"); - - lseek(h,pos,SEEK_SET); - - written = write(h,localBuffer,sizeof(pt)); - if(written != sizeof(pt)) return YAFFS_FAIL; - } - } - - - return YAFFS_OK; - -} - -int yaffs_CheckAllFF(const __u8 *ptr, int n) -{ - while(n) - { - n--; - if(*ptr!=0xFF) return 0; - ptr++; - } - return 1; -} - - -static int fail300 = 1; -static int fail320 = 1; - -static int failRead10 = 2; - -int yflash_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags) -{ - int nread; - int pos; - int h; - - T(YAFFS_TRACE_MTD,(TSTR("read chunk %d data %x tags %x" TENDSTR),chunkInNAND,(unsigned)data, (unsigned)tags)); - - CheckInit(); - - - - if(data) - { - - pos = (chunkInNAND % (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE)) * PAGE_SIZE; - h = filedisk.handle[(chunkInNAND / (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE))]; - lseek(h,pos,SEEK_SET); - nread = read(h,data,dev->nDataBytesPerChunk); - - - if(nread != dev->nDataBytesPerChunk) return YAFFS_FAIL; - } - - if(tags) - { - pos = (chunkInNAND % (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE)) * PAGE_SIZE + PAGE_DATA_SIZE; - h = filedisk.handle[(chunkInNAND / (PAGES_PER_BLOCK * BLOCKS_PER_HANDLE))]; - lseek(h,pos,SEEK_SET); - - if(0 && dev->isYaffs2) - { - nread= read(h,tags,sizeof(yaffs_ExtendedTags)); - if(nread != sizeof(yaffs_ExtendedTags)) return YAFFS_FAIL; - if(yaffs_CheckAllFF((__u8 *)tags,sizeof(yaffs_ExtendedTags))) - { - yaffs_InitialiseTags(tags); - } - else - { - tags->chunkUsed = 1; - } - } - else - { - yaffs_PackedTags2 pt; - nread= read(h,&pt,sizeof(pt)); - yaffs_UnpackTags2(tags,&pt); -#ifdef SIMULATE_FAILURES - if((chunkInNAND >> 6) == 100) { - if(fail300 && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR){ - tags->eccResult = YAFFS_ECC_RESULT_FIXED; - fail300 = 0; - } - - } - if((chunkInNAND >> 6) == 110) { - if(fail320 && tags->eccResult == YAFFS_ECC_RESULT_NO_ERROR){ - tags->eccResult = YAFFS_ECC_RESULT_FIXED; - fail320 = 0; - } - } -#endif - if(failRead10>0 && chunkInNAND == 10){ - failRead10--; - nread = 0; - } - - if(nread != sizeof(pt)) return YAFFS_FAIL; - } - } - - - return YAFFS_OK; - -} - - -int yflash_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo) -{ - int written; - int h; - - yaffs_PackedTags2 pt; - - CheckInit(); - - memset(&pt,0,sizeof(pt)); - h = filedisk.handle[(blockNo / ( BLOCKS_PER_HANDLE))]; - lseek(h,((blockNo % BLOCKS_PER_HANDLE) * dev->nChunksPerBlock) * PAGE_SIZE + PAGE_DATA_SIZE,SEEK_SET); - written = write(h,&pt,sizeof(pt)); - - if(written != sizeof(pt)) return YAFFS_FAIL; - - - return YAFFS_OK; - -} - -int yflash_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) -{ - - int i; - int h; - - CheckInit(); - - printf("erase block %d\n",blockNumber); - - if(blockNumber == 320) - fail320 = 1; - - if(blockNumber < 0 || blockNumber >= filedisk.nBlocks) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase non-existant block %d\n",blockNumber)); - return YAFFS_FAIL; - } - else - { - - __u8 pg[PAGE_SIZE]; - int syz = PAGE_SIZE; - int pos; - - memset(pg,0xff,syz); - - - h = filedisk.handle[(blockNumber / ( BLOCKS_PER_HANDLE))]; - lseek(h,((blockNumber % BLOCKS_PER_HANDLE) * dev->nChunksPerBlock) * PAGE_SIZE,SEEK_SET); - for(i = 0; i < dev->nChunksPerBlock; i++) - { - write(h,pg,PAGE_SIZE); - } - pos = lseek(h, 0,SEEK_CUR); - - return YAFFS_OK; - } - -} - -int yflash_InitialiseNAND(yaffs_Device *dev) -{ - CheckInit(); - - return YAFFS_OK; -} - - - - -int yflash_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber) -{ - yaffs_ExtendedTags tags; - int chunkNo; - - *sequenceNumber = 0; - - chunkNo = blockNo * dev->nChunksPerBlock; - - yflash_ReadChunkWithTagsFromNAND(dev,chunkNo,NULL,&tags); - if(tags.blockBad) - { - *state = YAFFS_BLOCK_STATE_DEAD; - } - else if(!tags.chunkUsed) - { - *state = YAFFS_BLOCK_STATE_EMPTY; - } - else if(tags.chunkUsed) - { - *state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; - *sequenceNumber = tags.sequenceNumber; - } - return YAFFS_OK; -} diff --git a/fs/yaffs2/direct/yaffs_fileem2k.h b/fs/yaffs2/direct/yaffs_fileem2k.h deleted file mode 100644 index e694c92..0000000 --- a/fs/yaffs2/direct/yaffs_fileem2k.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * YAFFS: Yet another Flash File System . A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 2.1 as - * published by the Free Software Foundation. - * - * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. - */ - -#ifndef __FILEEM2K_H__ -#define __FILEEM2K_H__ - -#if 1 - -#define SIZE_IN_MB 128 -//#define SIZE_IN_MB 8000 -#define PAGE_DATA_SIZE (2048) -#define PAGE_SPARE_SIZE (64) -#define PAGE_SIZE (PAGE_DATA_SIZE + PAGE_SPARE_SIZE) -#define PAGES_PER_BLOCK (64) -#define BLOCK_DATA_SIZE (PAGE_DATA_SIZE * PAGES_PER_BLOCK) -#define BLOCK_SIZE (PAGES_PER_BLOCK * (PAGE_SIZE)) -#define BLOCKS_PER_MB ((1024*1024)/BLOCK_DATA_SIZE) -#define SIZE_IN_BLOCKS (BLOCKS_PER_MB * SIZE_IN_MB) - -#else - -#define SIZE_IN_MB 128 -#define PAGE_DATA_SIZE (512) -#define SPARE_SIZE (16) -#define PAGE_SIZE (PAGE_DATA_SIZE + SPARE_SIZE) -#define PAGES_PER_BLOCK (32) -#define BLOCK_DATA_SIZE (PAGE_SIZE * PAGES_PER_BLOCK) -#define BLOCK_SIZE (PAGES_PER_BLOCK * (PAGE_SIZE)) -#define BLOCKS_PER_MB ((1024*1024)/BLOCK_DATA_SIZE) -#define SIZE_IN_BLOCKS (BLOCKS_PER_MB * SIZE_IN_MB) - -#endif - - -int yflash_GetNumberOfBlocks(void); - -#endif - diff --git a/fs/yaffs2/direct/yaffs_flashif.c b/fs/yaffs2/direct/yaffs_flashif.c deleted file mode 100644 index 8d51dc6..0000000 --- a/fs/yaffs2/direct/yaffs_flashif.c +++ /dev/null @@ -1,230 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -const char *yaffs_flashif_c_version = "$Id: yaffs_flashif.c,v 1.3 2007/02/14 01:09:06 wookey Exp $"; - - -#include "yportenv.h" - -#include "yaffs_flashif.h" -#include "yaffs_guts.h" -#include "devextras.h" - - -#define SIZE_IN_MB 16 - -#define BLOCK_SIZE (32 * 528) -#define BLOCKS_PER_MEG ((1024*1024)/(32 * 512)) - - - -typedef struct -{ - __u8 data[528]; // Data + spare -} yflash_Page; - -typedef struct -{ - yflash_Page page[32]; // The pages in the block - -} yflash_Block; - - - -typedef struct -{ - yflash_Block **block; - int nBlocks; -} yflash_Device; - -static yflash_Device ramdisk; - -static int CheckInit(yaffs_Device *dev) -{ - static int initialised = 0; - - int i; - int fail = 0; - int nAllocated = 0; - - if(initialised) - { - return YAFFS_OK; - } - - initialised = 1; - - - ramdisk.nBlocks = (SIZE_IN_MB * 1024 * 1024)/(16 * 1024); - - ramdisk.block = YMALLOC(sizeof(yflash_Block *) * ramdisk.nBlocks); - - if(!ramdisk.block) return 0; - - for(i=0; i <ramdisk.nBlocks; i++) - { - ramdisk.block[i] = NULL; - } - - for(i=0; i <ramdisk.nBlocks && !fail; i++) - { - if((ramdisk.block[i] = YMALLOC(sizeof(yflash_Block))) == 0) - { - fail = 1; - } - else - { - yflash_EraseBlockInNAND(dev,i); - nAllocated++; - } - } - - if(fail) - { - for(i = 0; i < nAllocated; i++) - { - YFREE(ramdisk.block[i]); - } - YFREE(ramdisk.block); - - T(YAFFS_TRACE_ALWAYS,("Allocation failed, could only allocate %dMB of %dMB requested.\n", - nAllocated/64,ramdisk.nBlocks * YAFFS_BYTES_PER_BLOCK)); - return 0; - } - - - - return 1; -} - -int yflash_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags) -{ - int blk; - int pg; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - if(data) - { - memcpy(ramdisk.block[blk]->page[pg].data,data,512); - } - - - if(tags) - { - yaffs_PackedTags pt; - yaffs_PackTags(&pt,tags); - memcpy(&ramdisk.block[blk]->page[pg].data[512],&pt,sizeof(pt)); - } - - return YAFFS_OK; - -} - - -int yflash_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_Tags *tags) -{ - int blk; - int pg; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - if(data) - { - memcpy(data,ramdisk.block[blk]->page[pg].data,512); - } - - - if(tags) - { - yaffs_PackedTags pt; - memcpy(&pt,&ramdisk.block[blk]->page[pg].data[512],sizeof(yaffs_PackedTags)); - yaffs_UnpackTags(tags,&pt); - } - - return YAFFS_OK; -} - - -int yflash_CheckChunkErased(yaffs_Device *dev,int chunkInNAND) -{ - int blk; - int pg; - int i; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - for(i = 0; i < 528; i++) - { - if(ramdisk.block[blk]->page[pg].data[i] != 0xFF) - { - return YAFFS_FAIL; - } - } - - return YAFFS_OK; - -} - -int yflash_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) -{ - - CheckInit(dev); - - if(blockNumber < 0 || blockNumber >= ramdisk.nBlocks) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase non-existant block %d\n",blockNumber)); - return YAFFS_FAIL; - } - else - { - memset(ramdisk.block[blockNumber],0xFF,sizeof(yflash_Block)); - return YAFFS_OK; - } - -} - -int yflash_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo) -{ - return YAFFS_OK; - -} -int yflash_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber) -{ - *state = YAFFS_BLOCK_STATE_EMPTY; - *sequenceNumber = 0; -} - - -int yflash_InitialiseNAND(yaffs_Device *dev) -{ - return YAFFS_OK; -} diff --git a/fs/yaffs2/direct/yaffs_ramdisk.c b/fs/yaffs2/direct/yaffs_ramdisk.c deleted file mode 100644 index 57f27ce..0000000 --- a/fs/yaffs2/direct/yaffs_ramdisk.c +++ /dev/null @@ -1,235 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * yaffs_ramdisk.c: yaffs ram disk component - * This provides a ram disk under yaffs. - * NB this is not intended for NAND emulation. - * Use this with dev->useNANDECC enabled, then ECC overheads are not required. - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -const char *yaffs_ramdisk_c_version = "$Id: yaffs_ramdisk.c,v 1.4 2007/02/14 01:09:06 wookey Exp $"; - - -#include "yportenv.h" - -#include "yaffs_ramdisk.h" -#include "yaffs_guts.h" -#include "devextras.h" -#include "yaffs_packedtags1.h" - - - -#define SIZE_IN_MB 2 - -#define BLOCK_SIZE (32 * 528) -#define BLOCKS_PER_MEG ((1024*1024)/(32 * 512)) - - - - - -typedef struct -{ - __u8 data[528]; // Data + spare -} yramdisk_Page; - -typedef struct -{ - yramdisk_Page page[32]; // The pages in the block - -} yramdisk_Block; - - - -typedef struct -{ - yramdisk_Block **block; - int nBlocks; -} yramdisk_Device; - -static yramdisk_Device ramdisk; - -static int CheckInit(yaffs_Device *dev) -{ - static int initialised = 0; - - int i; - int fail = 0; - //int nBlocks; - int nAllocated = 0; - - if(initialised) - { - return YAFFS_OK; - } - - initialised = 1; - - - ramdisk.nBlocks = (SIZE_IN_MB * 1024 * 1024)/(16 * 1024); - - ramdisk.block = YMALLOC(sizeof(yramdisk_Block *) * ramdisk.nBlocks); - - if(!ramdisk.block) return 0; - - for(i=0; i <ramdisk.nBlocks; i++) - { - ramdisk.block[i] = NULL; - } - - for(i=0; i <ramdisk.nBlocks && !fail; i++) - { - if((ramdisk.block[i] = YMALLOC(sizeof(yramdisk_Block))) == 0) - { - fail = 1; - } - else - { - yramdisk_EraseBlockInNAND(dev,i); - nAllocated++; - } - } - - if(fail) - { - for(i = 0; i < nAllocated; i++) - { - YFREE(ramdisk.block[i]); - } - YFREE(ramdisk.block); - - T(YAFFS_TRACE_ALWAYS,("Allocation failed, could only allocate %dMB of %dMB requested.\n", - nAllocated/64,ramdisk.nBlocks * 528)); - return 0; - } - - - return 1; -} - -int yramdisk_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags) -{ - int blk; - int pg; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - if(data) - { - memcpy(ramdisk.block[blk]->page[pg].data,data,512); - } - - - if(tags) - { - yaffs_PackedTags1 pt; - - yaffs_PackTags1(&pt,tags); - memcpy(&ramdisk.block[blk]->page[pg].data[512],&pt,sizeof(pt)); - } - - return YAFFS_OK; - -} - - -int yramdisk_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags) -{ - int blk; - int pg; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - if(data) - { - memcpy(data,ramdisk.block[blk]->page[pg].data,512); - } - - - if(tags) - { - yaffs_PackedTags1 pt; - - memcpy(&pt,&ramdisk.block[blk]->page[pg].data[512],sizeof(pt)); - yaffs_UnpackTags1(tags,&pt); - - } - - return YAFFS_OK; -} - - -int yramdisk_CheckChunkErased(yaffs_Device *dev,int chunkInNAND) -{ - int blk; - int pg; - int i; - - - CheckInit(dev); - - blk = chunkInNAND/32; - pg = chunkInNAND%32; - - - for(i = 0; i < 528; i++) - { - if(ramdisk.block[blk]->page[pg].data[i] != 0xFF) - { - return YAFFS_FAIL; - } - } - - return YAFFS_OK; - -} - -int yramdisk_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) -{ - - CheckInit(dev); - - if(blockNumber < 0 || blockNumber >= ramdisk.nBlocks) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase non-existant block %d\n",blockNumber)); - return YAFFS_FAIL; - } - else - { - memset(ramdisk.block[blockNumber],0xFF,sizeof(yramdisk_Block)); - return YAFFS_OK; - } - -} - -int yramdisk_InitialiseNAND(yaffs_Device *dev) -{ - //dev->useNANDECC = 1; // force on useNANDECC which gets faked. - // This saves us doing ECC checks. - - return YAFFS_OK; -} diff --git a/fs/yaffs2/direct/yaffs_ramem2k.c b/fs/yaffs2/direct/yaffs_ramem2k.c deleted file mode 100644 index 8161789..0000000 --- a/fs/yaffs2/direct/yaffs_ramem2k.c +++ /dev/null @@ -1,364 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * yaffs_ramem2k.c: RAM emulation in-kernel for 2K pages (YAFFS2) - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -const char *yaffs_ramem2k_c_version = "$Id: yaffs_ramem2k.c,v 1.3 2007/02/14 01:09:06 wookey Exp $"; - -#ifndef __KERNEL__ -#define CONFIG_YAFFS_RAM_ENABLED -#else -#include <linux/config.h> -#endif - -#ifdef CONFIG_YAFFS_RAM_ENABLED - -#include "yportenv.h" - -#include "yaffs_nandemul2k.h" -#include "yaffs_guts.h" -#include "yaffsinterface.h" -#include "devextras.h" -#include "yaffs_packedtags2.h" - - - -#define EM_SIZE_IN_MEG (32) -#define PAGE_DATA_SIZE (2048) -#define PAGE_SPARE_SIZE (64) -#define PAGES_PER_BLOCK (64) - - - -#define EM_SIZE_IN_BYTES (EM_SIZE_IN_MEG * (1<<20)) - -#define PAGE_TOTAL_SIZE (PAGE_DATA_SIZE+PAGE_SPARE_SIZE) - -#define BLOCK_TOTAL_SIZE (PAGES_PER_BLOCK * PAGE_TOTAL_SIZE) - -#define BLOCKS_PER_MEG ((1<<20)/(PAGES_PER_BLOCK * PAGE_DATA_SIZE)) - - -typedef struct -{ - __u8 data[PAGE_TOTAL_SIZE]; // Data + spare - int empty; // is this empty? -} nandemul_Page; - - -typedef struct -{ - nandemul_Page *page[PAGES_PER_BLOCK]; - int damaged; -} nandemul_Block; - - - -typedef struct -{ - nandemul_Block**block; - int nBlocks; -} nandemul_Device; - -static nandemul_Device ned; - -static int sizeInMB = EM_SIZE_IN_MEG; - - -static void nandemul_yield(int n) -{ -#ifdef __KERNEL__ - if(n > 0) schedule_timeout(n); -#endif - -} - - -static void nandemul_ReallyEraseBlock(int blockNumber) -{ - int i; - - nandemul_Block *blk; - - if(blockNumber < 0 || blockNumber >= ned.nBlocks) - { - return; - } - - blk = ned.block[blockNumber]; - - for(i = 0; i < PAGES_PER_BLOCK; i++) - { - memset(blk->page[i],0xff,sizeof(nandemul_Page)); - blk->page[i]->empty = 1; - } - nandemul_yield(2); -} - - -static int nandemul2k_CalcNBlocks(void) -{ - return EM_SIZE_IN_MEG * BLOCKS_PER_MEG; -} - - - -static int CheckInit(void) -{ - static int initialised = 0; - - int i,j; - - int fail = 0; - int nBlocks; - - int nAllocated = 0; - - if(initialised) - { - return YAFFS_OK; - } - - - ned.nBlocks = nBlocks = nandemul2k_CalcNBlocks(); - - - ned.block = YMALLOC(sizeof(nandemul_Block*) * nBlocks ); - - if(!ned.block) return YAFFS_FAIL; - - - - - - for(i=fail=0; i <nBlocks; i++) - { - - nandemul_Block *blk; - - if(!(blk = ned.block[i] = YMALLOC(sizeof(nandemul_Block)))) - { - fail = 1; - } - else - { - for(j = 0; j < PAGES_PER_BLOCK; j++) - { - if((blk->page[j] = YMALLOC(sizeof(nandemul_Page))) == 0) - { - fail = 1; - } - } - nandemul_ReallyEraseBlock(i); - ned.block[i]->damaged = 0; - nAllocated++; - } - } - - if(fail) - { - //Todo thump pages - - for(i = 0; i < nAllocated; i++) - { - YFREE(ned.block[i]); - } - YFREE(ned.block); - - T(YAFFS_TRACE_ALWAYS,("Allocation failed, could only allocate %dMB of %dMB requested.\n", - nAllocated/64,sizeInMB)); - return 0; - } - - ned.nBlocks = nBlocks; - - initialised = 1; - - return 1; -} - -int nandemul2k_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags) -{ - int blk; - int pg; - int i; - - __u8 *x; - - - blk = chunkInNAND/PAGES_PER_BLOCK; - pg = chunkInNAND%PAGES_PER_BLOCK; - - - if(data) - { - x = ned.block[blk]->page[pg]->data; - - for(i = 0; i < PAGE_DATA_SIZE; i++) - { - x[i] &=data[i]; - } - - ned.block[blk]->page[pg]->empty = 0; - } - - - if(tags) - { - x = &ned.block[blk]->page[pg]->data[PAGE_DATA_SIZE]; - - yaffs_PackTags2((yaffs_PackedTags2 *)x,tags); - - } - - if(tags || data) - { - nandemul_yield(1); - } - - return YAFFS_OK; -} - - -int nandemul2k_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags) -{ - int blk; - int pg; - - __u8 *x; - - - - blk = chunkInNAND/PAGES_PER_BLOCK; - pg = chunkInNAND%PAGES_PER_BLOCK; - - - if(data) - { - memcpy(data,ned.block[blk]->page[pg]->data,PAGE_DATA_SIZE); - } - - - if(tags) - { - x = &ned.block[blk]->page[pg]->data[PAGE_DATA_SIZE]; - - yaffs_UnpackTags2(tags,(yaffs_PackedTags2 *)x); - } - - return YAFFS_OK; -} - - -static int nandemul2k_CheckChunkErased(yaffs_Device *dev,int chunkInNAND) -{ - int blk; - int pg; - int i; - - - - blk = chunkInNAND/PAGES_PER_BLOCK; - pg = chunkInNAND%PAGES_PER_BLOCK; - - - for(i = 0; i < PAGE_TOTAL_SIZE; i++) - { - if(ned.block[blk]->page[pg]->data[i] != 0xFF) - { - return YAFFS_FAIL; - } - } - - return YAFFS_OK; - -} - -int nandemul2k_EraseBlockInNAND(yaffs_Device *dev, int blockNumber) -{ - - - if(blockNumber < 0 || blockNumber >= ned.nBlocks) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase non-existant block %d\n",blockNumber)); - } - else if(ned.block[blockNumber]->damaged) - { - T(YAFFS_TRACE_ALWAYS,("Attempt to erase damaged block %d\n",blockNumber)); - } - else - { - nandemul_ReallyEraseBlock(blockNumber); - } - - return YAFFS_OK; -} - -int nandemul2k_InitialiseNAND(yaffs_Device *dev) -{ - CheckInit(); - return YAFFS_OK; -} - -int nandemul2k_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo) -{ - - __u8 *x; - - x = &ned.block[blockNo]->page[0]->data[PAGE_DATA_SIZE]; - - memset(x,0,sizeof(yaffs_PackedTags2)); - - - return YAFFS_OK; - -} - -int nandemul2k_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber) -{ - yaffs_ExtendedTags tags; - int chunkNo; - - *sequenceNumber = 0; - - chunkNo = blockNo * dev->nChunksPerBlock; - - nandemul2k_ReadChunkWithTagsFromNAND(dev,chunkNo,NULL,&tags); - if(tags.blockBad) - { - *state = YAFFS_BLOCK_STATE_DEAD; - } - else if(!tags.chunkUsed) - { - *state = YAFFS_BLOCK_STATE_EMPTY; - } - else if(tags.chunkUsed) - { - *state = YAFFS_BLOCK_STATE_NEEDS_SCANNING; - *sequenceNumber = tags.sequenceNumber; - } - return YAFFS_OK; -} - -int nandemul2k_GetBytesPerChunk(void) { return PAGE_DATA_SIZE;} - -int nandemul2k_GetChunksPerBlock(void) { return PAGES_PER_BLOCK; } -int nandemul2k_GetNumberOfBlocks(void) {return nandemul2k_CalcNBlocks();} - - -#endif //YAFFS_RAM_ENABLED diff --git a/fs/yaffs2/direct/yaffscfg2k.c b/fs/yaffs2/direct/yaffscfg2k.c deleted file mode 100644 index 1daede1..0000000 --- a/fs/yaffs2/direct/yaffscfg2k.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * YAFFS: Yet Another Flash File System. A NAND-flash specific file system. - * - * Copyright (C) 2002-2007 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning <charles@aleph1.co.uk> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * yaffscfg2k.c The configuration for the "direct" use of yaffs. - * - * This file is intended to be modified to your requirements. - * There is no need to redistribute this file. - */ - -/* XXX U-BOOT XXX */ -#include <common.h> - -#include "yaffscfg.h" -#include "yaffsfs.h" -#include "yaffs_fileem2k.h" -#include "yaffs_nandemul2k.h" - -#include <errno.h> - -unsigned yaffs_traceMask = - - YAFFS_TRACE_SCAN | - YAFFS_TRACE_GC | YAFFS_TRACE_GC_DETAIL | - YAFFS_TRACE_ERASE | - YAFFS_TRACE_TRACING | - YAFFS_TRACE_ALLOCATE | - YAFFS_TRACE_CHECKPOINT | - YAFFS_TRACE_BAD_BLOCKS | - YAFFS_TRACE_VERIFY | - YAFFS_TRACE_VERIFY_NAND | - YAFFS_TRACE_VERIFY_FULL | -// (~0) | - - 0; - - - -void yaffsfs_SetError(int err) -{ - //Do whatever to set error - errno = err; -} - -void yaffsfs_Lock(void) -{ -} - -void yaffsfs_Unlock(void) -{ -} - -__u32 yaffsfs_CurrentTime(void) -{ - return 0; -} - - -static int yaffs_kill_alloc = 0; -static size_t total_malloced = 0; -static size_t malloc_limit = 0 & 6000000; - -void *yaffs_malloc(size_t size) -{ - size_t this; - if(yaffs_kill_alloc) - return NULL; - if(malloc_limit && malloc_limit <(total_malloced + size) ) - return NULL; - - this = malloc(size); - if(this) - total_malloced += size; - return this; -} - -void yaffs_free(void *ptr) -{ - free(ptr); -} - -void yaffsfs_LocalInitialisation(void) -{ - // Define locking semaphore. -} - -// Configuration for: -// /ram 2MB ramdisk -// /boot 2MB boot disk (flash) -// /flash 14MB flash disk (flash) -// NB Though /boot and /flash occupy the same physical device they -// are still disticnt "yaffs_Devices. You may think of these as "partitions" -// using non-overlapping areas in the same device. -// - -#include "yaffs_ramdisk.h" -#include "yaffs_flashif.h" -#include "yaffs_nandemul2k.h" - -static yaffs_Device ramDev; -static yaffs_Device bootDev; -static yaffs_Device flashDev; -static yaffs_Device ram2kDev; - -static yaffsfs_DeviceConfiguration yaffsfs_config[] = { -#if 0 - { "/ram", &ramDev}, - { "/boot", &bootDev}, - { "/flash/", &flashDev}, - { "/ram2k", &ram2kDev}, - {(void *)0,(void *)0} -#else - { "/", &ramDev}, - { "/flash/boot", &bootDev}, - { "/flash/flash", &flashDev}, - { "/ram2k", &ram2kDev}, - {(void *)0,(void *)0} /* Null entry to terminate list */ -#endif -}; - - -int yaffs_StartUp(void) -{ - // Stuff to configure YAFFS - // Stuff to initialise anything special (eg lock semaphore). - yaffsfs_LocalInitialisation(); - - // Set up devices - // /ram - memset(&ramDev,0,sizeof(ramDev)); - ramDev.nDataBytesPerChunk = 512; - ramDev.nChunksPerBlock = 32; - ramDev.nReservedBlocks = 2; // Set this smaller for RAM - ramDev.startBlock = 0; // Can use block 0 - ramDev.endBlock = 127; // Last block in 2MB. - //ramDev.useNANDECC = 1; - ramDev.nShortOpCaches = 0; // Disable caching on this device. - ramDev.genericDevice = (void *) 0; // Used to identify the device in fstat. - ramDev.writeChunkWithTagsToNAND = yramdisk_WriteChunkWithTagsToNAND; - ramDev.readChunkWithTagsFromNAND = yramdisk_ReadChunkWithTagsFromNAND; - ramDev.eraseBlockInNAND = yramdisk_EraseBlockInNAND; - ramDev.initialiseNAND = yramdisk_InitialiseNAND; - - // /boot - memset(&bootDev,0,sizeof(bootDev)); - bootDev.nDataBytesPerChunk = 512; - bootDev.nChunksPerBlock = 32; - bootDev.nReservedBlocks = 5; - bootDev.startBlock = 0; // Can use block 0 - bootDev.endBlock = 63; // Last block - //bootDev.useNANDECC = 0; // use YAFFS's ECC - bootDev.nShortOpCaches = 10; // Use caches - bootDev.genericDevice = (void *) 1; // Used to identify the device in fstat. - bootDev.writeChunkWithTagsToNAND = yflash_WriteChunkWithTagsToNAND; - bootDev.readChunkWithTagsFromNAND = yflash_ReadChunkWithTagsFromNAND; - bootDev.eraseBlockInNAND = yflash_EraseBlockInNAND; - bootDev.initialiseNAND = yflash_InitialiseNAND; - bootDev.markNANDBlockBad = yflash_MarkNANDBlockBad; - bootDev.queryNANDBlock = yflash_QueryNANDBlock; - - - - // /flash - // Set this puppy up to use - // the file emulation space as - // 2kpage/64chunk per block/128MB device - memset(&flashDev,0,sizeof(flashDev)); - - flashDev.nDataBytesPerChunk = 2048; - flashDev.nChunksPerBlock = 64; - flashDev.nReservedBlocks = 5; - flashDev.nCheckpointReservedBlocks = 5; - //flashDev.checkpointStartBlock = 1; - //flashDev.checkpointEndBlock = 20; - flashDev.startBlock = 0; - flashDev.endBlock = 200; // Make it smaller - //flashDev.endBlock = yflash_GetNumberOfBlocks()-1; - flashDev.isYaffs2 = 1; - flashDev.wideTnodesDisabled=0; - flashDev.nShortOpCaches = 10; // Use caches - flashDev.genericDevice = (void *) 2; // Used to identify the device in fstat. - flashDev.writeChunkWithTagsToNAND = yflash_WriteChunkWithTagsToNAND; - flashDev.readChunkWithTagsFromNAND = yflash_ReadChunkWithTagsFromNAND; - flashDev.eraseBlockInNAND = yflash_EraseBlockInNAND; - flashDev.initialiseNAND = yflash_InitialiseNAND; - flashDev.markNANDBlockBad = yflash_MarkNANDBlockBad; - flashDev.queryNANDBlock = yflash_QueryNANDBlock; - - // /ram2k - // Set this puppy up to use - // the file emulation space as - // 2kpage/64chunk per block/128MB device - memset(&ram2kDev,0,sizeof(ram2kDev)); - - ram2kDev.nDataBytesPerChunk = nandemul2k_GetBytesPerChunk(); - ram2kDev.nChunksPerBlock = nandemul2k_GetChunksPerBlock(); - ram2kDev.nReservedBlocks = 5; - ram2kDev.startBlock = 0; // First block after /boot - //ram2kDev.endBlock = 127; // Last block in 16MB - ram2kDev.endBlock = nandemul2k_GetNumberOfBlocks() - 1; // Last block in 512MB - ram2kDev.isYaffs2 = 1; - ram2kDev.nShortOpCaches = 10; // Use caches - ram2kDev.genericDevice = (void *) 3; // Used to identify the device in fstat. - ram2kDev.writeChunkWithTagsToNAND = nandemul2k_WriteChunkWithTagsToNAND; - ram2kDev.readChunkWithTagsFromNAND = nandemul2k_ReadChunkWithTagsFromNAND; - ram2kDev.eraseBlockInNAND = nandemul2k_EraseBlockInNAND; - ram2kDev.initialiseNAND = nandemul2k_InitialiseNAND; - ram2kDev.markNANDBlockBad = nandemul2k_MarkNANDBlockBad; - ram2kDev.queryNANDBlock = nandemul2k_QueryNANDBlock; - - yaffs_initialise(yaffsfs_config); - - return 0; -} - - - -void SetCheckpointReservedBlocks(int n) -{ - flashDev.nCheckpointReservedBlocks = n; -} |