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annotate packages/devs/flash/arm/iq80310/current/src/flash.h @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 4c750ce71ae3
children d2c90368aeef
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1 //==========================================================================
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2 //
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3 // flash.h
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4 //
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5 // Flash programming - device constants, etc.
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6 //
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7 //==========================================================================
208
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
152
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): gthomas
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44 // Contributors: gthomas, msalter
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45 // Date: 2000-07-26
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46 // Purpose:
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47 // Description:
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48 //
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49 //####DESCRIPTIONEND####
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50 //
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51 //==========================================================================
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52
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53 #ifndef _FLASH_HWR_H_
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54 #define _FLASH_HWR_H_
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55
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56 // First 4K page of flash at physical address zero is
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57 // virtually mapped at address 0xa0000000.
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58 #define FLASH_P2V(x) ((volatile unsigned char *)(((unsigned)(x) < 0x1000) ? \
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59 ((unsigned)(x) | 0xd0000000) : \
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60 (unsigned)(x)))
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61
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62 #define FLASH_BOOT_BLOCK_SIZE 0x4000
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63
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64 #define FLASH_Intel_code 0x89
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65
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66 #define FLASH_Read_ID 0x90
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67 #define FLASH_Read_Query 0x98
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68 #define FLASH_Read_Status 0x70
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69 #define FLASH_Clear_Status 0x50
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70 #define FLASH_Status_Ready 0x80
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71 #define FLASH_Write_Buffer 0xE8
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72 #define FLASH_Program 0x10
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73 #define FLASH_Block_Erase 0x20
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74 #define FLASH_Set_Lock 0x60
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75 #define FLASH_Set_Lock_Confirm 0x01
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76 #define FLASH_Clear_Locks 0x60
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77 #define FLASH_Clear_Locks_Confirm 0xD0
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78 #define FLASH_Confirm 0xD0
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79 #define FLASH_Configure 0xB8
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80 #define FLASH_Configure_ReadyWait 0x00
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81 #define FLASH_Configure_PulseOnErase 0x01
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82 #define FLASH_Configure_PulseOnProgram 0x02
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83 #define FLASH_Configure_PulseOnBoth 0x03
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84 #define FLASH_Reset 0xFF
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85
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86 #define FLASH_BLOCK_SIZE 0x10000
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87 #define FLASH_WBUF_SIZE 32
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88
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89 #define FLASH_Intel_code 0x89
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90
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91 // Extended query information
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92 struct FLASH_query {
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93 unsigned char manuf_code;
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94 unsigned char device_code;
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95 unsigned char _unused0[14];
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96 unsigned char id[3]; // Q Q R
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97 unsigned char _unused1[20];
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98 unsigned char device_size;
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99 unsigned char device_interface[2];
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100 unsigned char buffer_size[2];
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101 unsigned char is_block_oriented;
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102 unsigned char num_regions[2];
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103 unsigned char region_size[2];
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104 };
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105
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106 #endif // _FLASH_HWR_H_