98 lines
5.4 KiB
C
98 lines
5.4 KiB
C
/*****************************************************************************/
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/* */
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/* PROJECT : Rainbow */
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/* MODULE : Whimory configuration definition heade file */
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/* NAME : Whimory configuration definition */
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/* FILE : WMRConfig.h */
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/* PURPOSE : Configuation definition for Whimory */
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/* */
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/*---------------------------------------------------------------------------*/
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/* */
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/* COPYRIGHT 2003-2005, SAMSUNG ELECTRONICS CO., LTD. */
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/* ALL RIGHTS RESERVED */
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/* */
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/* Permission is hereby granted to licensees of Samsung Electronics */
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/* Co., Ltd. products to use or abstract this computer program for the */
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/* sole purpose of implementing a product based on Samsung */
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/* Electronics Co., Ltd. products. No other rights to reproduce, use, */
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/* or disseminate this computer program, whether in part or in whole, */
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/* are granted. */
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/* */
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/* Samsung Electronics Co., Ltd. makes no representation or warranties */
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/* with respect to the performance of this computer program, and */
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/* specifically disclaims any responsibility for any damages, */
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/* special or consequential, connected with the use of this program. */
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/* */
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/*---------------------------------------------------------------------------*/
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/* */
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/* REVISION HISTORY */
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/* */
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/* 12-JUL-2005 [Jaesung Jung] : first writing */
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/* 03-NOV-2005 [Yangsup Lee ] : Add wear-leveling algorithm */
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/* */
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/*****************************************************************************/
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#ifndef _WMR_CONFIG_H_
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#define _WMR_CONFIG_H_
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#include "WMRFeatures.h"
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#if (defined (AND_SUPPORT_2ND_BOOTLOADER) && AND_SUPPORT_2ND_BOOTLOADER && defined (AND_SIGNATURE_IN_BLOCK_ZERO) && AND_SIGNATURE_IN_BLOCK_ZERO)
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#error "AND_SUPPORT_2ND_BOOTLOADER & AND_SIGNATURE_IN_BLOCK_ZERO can't both be defined"
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#endif
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/*****************************************************************************/
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/* Global Config Definition which should be shared by FTL, VFL, FIL */
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/*****************************************************************************/
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#define WMR_BOOT_AREA_DEFAULT_SIZE (1) /* this will be value used unless unit does boot-from-nand */
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#define AND_MAX_BANKS_PER_CS (8)
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#define WMR_SECTOR_SIZE (512) /* the size of sector */
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#if defined(AND_SUPPORT_YAFTL) && AND_SUPPORT_YAFTL
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#define WMR_NUM_BUFFERS (10) /* the number of buffers - used by VFLBuffer */
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#else /* defined(AND_SUPPORT_YAFTL) && AND_SUPPORT_YAFTL */
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#if !(defined(AND_READONLY) && AND_READONLY)
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#define WMR_NUM_BUFFERS (5) /* the number of buffers - used by VFLBuffer */
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#elif !(defined(WMR_DISABLE_FTL_RECOVERY) && WMR_DISABLE_FTL_RECOVERY) || \
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(defined(AND_COLLECT_STATISTICS) && AND_COLLECT_STATISTICS)
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#define WMR_NUM_BUFFERS (2) /* the number of buffers - used by VFLBuffer */
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#else
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#define WMR_NUM_BUFFERS (1) /* Used in _FTLRead and VFL_Open */
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#endif
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#endif /* defined(AND_SUPPORT_YAFTL) && AND_SUPPORT_YAFTL */
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#define WMR_SECTORS_PER_PAGE_MIN (4)
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#define WMR_MAX_PAGES_PER_BLOCK (0x100)
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#define WMR_MAX_VB (18000) /* the maximum number of virtual block*/
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#define WMR_MAX_RESERVED_SIZE (820) /* the maximum count of reserved blocks */
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#define FTL_METAWEARLEVEL_RATIO (10) // consider bringing this number up
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#define WMR_WEAR_LEVEL_FREQUENCY (20)
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#define WMR_WEAR_LEVEL_FREQUENCY_DELAY (300)
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#define WMR_WEAR_LEVEL_MAX_DIFF (5)
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#define WMR_WEAR_LEVEL_MIN_EC_VALUE (3)
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#define DEFAULT_NUMBER_OF_SPECIAL_BLOCKS_CS0 (3)
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#define NUMBER_OF_SPECIAL_BLOCKS_NOTCS0 (2)
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#define FTL_READ_REFRESH_LIST_SIZE (5)
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#define FTL_RC_TRESHOLD (10000) // to review for real world drivers
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#define FTL_READS_SINCE_LAST_REFRESH_MARK_TRASHOLD (200)
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#define YAFTL_RC_THRESHOLD (0xfffd)
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#define YAFTL_RC_MULTIPLIER (16)
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#define S_RC_THRESHOLD (250000)
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#define BYTES_PER_METADATA_RAW (12)
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#define VSVFL_USER_BLKS_PER_1K (976)
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#define PPNVFL_USER_BLKS_PER_256B (244)
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#define VFL_USER_BLKS_PER_1K (968)
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#define FTL_CXT_SECTION_SIZE (3) // number of FTL Cxt locations are saved by VFL
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#define WMR_BLOCK_ADDRESS_MSB (1<<15)
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#endif /* _WMR_CONFIG_H_ */
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