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Diffstat (limited to 'fs/yaffs2/direct/yaffscfg2k.c')
-rw-r--r--fs/yaffs2/direct/yaffscfg2k.c231
1 files changed, 0 insertions, 231 deletions
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;
-}