release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/spectra/lld.h

   1 /*
   2  * NAND Flash Controller Device Driver
   3  * Copyright (c) 2009, Intel Corporation and its suppliers.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  */
  19
  20
  21
  22 #ifndef _LLD_
  23 #define _LLD_
  24
  25 #include "ffsport.h"
  26 #include "spectraswconfig.h"
  27 #include "flash.h"
  28
  29 #define GOOD_BLOCK 0
  30 #define DEFECTIVE_BLOCK 1
  31 #define READ_ERROR 2
  32
  33 #define CLK_X  5
  34 #define CLK_MULTI 4
  35
  36 /* Typedefs */
  37
  38 /*  prototypes: API for LLD */
  39 /* Currently, Write_Page_Main
  40  *                        MemCopy
  41  *                        Read_Page_Main_Spare
  42  * do not have flag because they were not implemented prior to this
  43  * They are not being added to keep changes to a minimum for now.
  44  * Currently, they are not required (only reqd for Wr_P_M_S.)
  45  * Later on, these NEED to be changed.
  46  */
  47
  48 extern void GLOB_LLD_ECC_Control(int enable);
  49
  50 extern u16 GLOB_LLD_Flash_Reset(void);
  51
  52 extern u16 GLOB_LLD_Read_Device_ID(void);
  53
  54 extern u16 GLOB_LLD_UnlockArrayAll(void);
  55
  56 extern u16 GLOB_LLD_Flash_Init(void);
  57
  58 extern int GLOB_LLD_Flash_Release(void);
  59
  60 extern u16 GLOB_LLD_Erase_Block(u32 block_add);
  61
  62 extern u16 GLOB_LLD_Write_Page_Main(u8 *write_data,
  63         u32 block, u16 Page, u16 PageCount);
  64
  65 extern u16 GLOB_LLD_Read_Page_Main(u8 *read_data,
  66         u32 block, u16 page, u16 page_count);
  67
  68 extern u16 GLOB_LLD_Read_Page_Main_Polling(u8 *read_data,
  69         u32 block, u16 page, u16 page_count);
  70
  71 extern u16 GLOB_LLD_Write_Page_Main_Spare(u8 *write_data,
  72         u32 block, u16 Page, u16 PageCount);
  73
  74 extern u16 GLOB_LLD_Write_Page_Spare(u8 *write_data,
  75         u32 block, u16 Page, u16 PageCount);
  76
  77 extern u16 GLOB_LLD_Read_Page_Main_Spare(u8 *read_data,
  78         u32 block, u16 page, u16 page_count);
  79
  80 extern u16 GLOB_LLD_Read_Page_Spare(u8 *read_data,
  81         u32 block, u16 Page, u16 PageCount);
  82
  83 extern u16  GLOB_LLD_Get_Bad_Block(u32 block);
  84
  85 extern u16 GLOB_LLD_Event_Status(void);
  86
  87 extern u16 GLOB_LLD_MemCopy_CMD(u8 *dest, u8 *src, u32 ByteCount, u16 flag);
  88
  89 extern u16 glob_lld_execute_cmds(void);
  90
  91 extern u16 GLOB_LLD_Erase_Block_cdma(u32 block, u16 flags);
  92
  93 extern u16 GLOB_LLD_Write_Page_Main_cdma(u8 *data,
  94         u32 block, u16 page, u16 count);
  95
  96 extern u16 GLOB_LLD_Read_Page_Main_cdma(u8 *data,
  97         u32 block, u16 page, u16 count, u16 flags);
  98
  99 extern u16 GLOB_LLD_Write_Page_Main_Spare_cdma(u8 *data,
 100         u32 block, u16 page, u16 count, u16 flags);
 101
 102 extern u16 GLOB_LLD_Read_Page_Main_Spare_cdma(u8 *data,
 103         u32 block, u16 page, u16 count);
 104
 105 #define LLD_CMD_FLAG_ORDER_BEFORE_REST          (0x1)
 106 #define LLD_CMD_FLAG_MODE_CDMA                  (0x8)
 107
 108
 109 #endif /*_LLD_ */