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-rw-r--r--fs/yaffs2/direct/dtest.c2282
-rw-r--r--fs/yaffs2/direct/fsx_test/Makefile75
-rw-r--r--fs/yaffs2/direct/fsx_test/README7
-rw-r--r--fs/yaffs2/direct/fsx_test/yaffs_fsx.c1007
-rw-r--r--fs/yaffs2/direct/yaffs_fileem.c219
-rw-r--r--fs/yaffs2/direct/yaffs_fileem2k.c443
-rw-r--r--fs/yaffs2/direct/yaffs_fileem2k.h50
-rw-r--r--fs/yaffs2/direct/yaffs_flashif.c230
-rw-r--r--fs/yaffs2/direct/yaffs_ramdisk.c235
-rw-r--r--fs/yaffs2/direct/yaffs_ramem2k.c364
-rw-r--r--fs/yaffs2/direct/yaffscfg2k.c231
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;
-}
generated by cgit v1.1 at 2024-11-25 02:26:27 +0000