board/bf537-stamp/flash-defines.h

   1 /*
   2  * U-boot - flash-defines.h
   3  *
   4  * Copyright (c) 2005 blackfin.uclinux.org
   5  *
   6  * (C) Copyright 2000-2004
   7  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   8  *
   9  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25  * MA 02111-1307 USA
  26  */
  27
  28 #ifndef __FLASHDEFINES_H__
  29 #define __FLASHDEFINES_H__
  30
  31 #include <common.h>
  32
  33 #define V_ULONG(a)              (*(volatile unsigned long *)( a ))
  34 #define V_BYTE(a)               (*(volatile unsigned char *)( a ))
  35 #define TRUE                    0x1
  36 #define FALSE                   0x0
  37 #define BUFFER_SIZE             0x80000
  38 #define NO_COMMAND              0
  39 #define GET_CODES               1
  40 #define RESET                   2
  41 #define WRITE                   3
  42 #define FILL                    4
  43 #define ERASE_ALL               5
  44 #define ERASE_SECT              6
  45 #define READ                    7
  46 #define GET_SECTNUM             8
  47 #define FLASH_START_L           0x0000
  48 #define FLASH_START_H           0x2000
  49 #define FLASH_MAN_ST            2
  50 #define RESET_VAL               0xF0
  51
  52 flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
  53
  54 int get_codes(void);
  55 int poll_toggle_bit(long lOffset);
  56 void reset_flash(void);
  57 int erase_flash(void);
  58 int erase_block_flash(int);
  59 void unlock_flash(long lOffset);
  60 int write_data(long lStart, long lCount, uchar * pnData);
  61 int read_flash(long nOffset, int *pnValue);
  62 int write_flash(long nOffset, int nValue);
  63 void get_sector_number(long lOffset, int *pnSector);
  64 int GetSectorProtectionStatus(flash_info_t * info, int nSector);
  65 int GetOffset(int nBlock);
  66 int AFP_NumSectors = 71;
  67 long AFP_SectorSize2 = 0x10000;
  68 int AFP_SectorSize1 = 0x2000;
  69
  70 #define NUM_SECTORS             71
  71
  72 #define WRITESEQ1               0x0AAA
  73 #define WRITESEQ2               0x0554
  74 #define WRITESEQ3               0x0AAA
  75 #define WRITESEQ4               0x0AAA
  76 #define WRITESEQ5               0x0554
  77 #define WRITESEQ6               0x0AAA
  78 #define WRITEDATA1              0xaa
  79 #define WRITEDATA2              0x55
  80 #define WRITEDATA3              0x80
  81 #define WRITEDATA4              0xaa
  82 #define WRITEDATA5              0x55
  83 #define WRITEDATA6              0x10
  84 #define PriFlashABegin          0
  85 #define SecFlashABegin          8
  86 #define SecFlashBBegin          36
  87 #define PriFlashAOff            0x0
  88 #define PriFlashBOff            0x100000
  89 #define SecFlashAOff            0x10000
  90 #define SecFlashBOff            0x280000
  91 #define INVALIDLOCNSTART        0x20270000
  92 #define INVALIDLOCNEND          0x20280000
  93 #define BlockEraseVal           0x30
  94 #define UNLOCKDATA1             0xaa
  95 #define UNLOCKDATA2             0x55
  96 #define UNLOCKDATA3             0xa0
  97 #define GETCODEDATA1            0xaa
  98 #define GETCODEDATA2            0x55
  99 #define GETCODEDATA3            0x90
 100 #define SecFlashASec1Off        0x200000
 101 #define SecFlashASec2Off        0x204000
 102 #define SecFlashASec3Off        0x206000
 103 #define SecFlashASec4Off        0x208000
 104 #define SecFlashAEndOff         0x210000
 105 #define SecFlashBSec1Off        0x280000
 106 #define SecFlashBSec2Off        0x284000
 107 #define SecFlashBSec3Off        0x286000
 108 #define SecFlashBSec4Off        0x288000
 109 #define SecFlashBEndOff         0x290000
 110
 111 #define SECT32                  32
 112 #define SECT33                  33
 113 #define SECT34                  34
 114 #define SECT35                  35
 115 #define SECT36                  36
 116 #define SECT37                  37
 117 #define SECT38                  38
 118 #define SECT39                  39
 119
 120 #define FLASH_SUCCESS   0
 121 #define FLASH_FAIL      -1
 122
 123 #endif