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annotate packages/io/flash/current/include/flash.h @ 3292:7f8e529b4d82 default tip

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Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.
author vae
date Wed, 29 Apr 2015 23:31:48 +0000
parents ccce4b32433a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 - external interfaces
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6 //
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7 //==========================================================================
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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, 2003, 2004, 2005, 2009 Free Software Foundation, 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
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16 // version.
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17 //
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT
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19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 // for more details.
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22 //
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23 // You should have received a copy of the GNU General Public License
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24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
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25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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26 //
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27 // As a special exception, if other files instantiate templates or use
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28 // macros or inline functions from this file, or you compile this file
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29 // and link it with other works to produce a work based on this file,
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30 // this file does not by itself cause the resulting work to be covered by
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31 // the GNU General Public License. However the source code for this file
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32 // must still be made available in accordance with section (3) of the GNU
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33 // General Public License v2.
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34 //
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35 // This exception does not invalidate any other reasons why a work based
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36 // on this file might be covered by the GNU General Public License.
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37 // -------------------------------------------
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38 // ####ECOSGPLCOPYRIGHTEND####
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39 //==========================================================================
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40 //#####DESCRIPTIONBEGIN####
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41 //
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42 // Author(s): gthomas
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43 // Contributors: gthomas, Andrew Lunn, bartv
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44 // Date: 2000-07-14
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45 // Purpose:
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46 // Description:
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47 //
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48 //####DESCRIPTIONEND####
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49 //
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50 //==========================================================================
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51
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52 #ifndef _IO_FLASH_H_
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53 #define _IO_FLASH_H_
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54
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55 #include <pkgconf/system.h>
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56 #include <pkgconf/io_flash.h>
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57 #include <stddef.h>
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58 #include <cyg/infra/cyg_type.h>
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59 #ifdef CYGPKG_KERNEL
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60 #include <cyg/kernel/kapi.h>
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61 #endif
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62
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63 // Currently a 32-bit quantity. In future this may be 64-bits on some
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64 // platforms, e.g. to support very large nand flashes which can only
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65 // be accessed indirectly.
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66 typedef CYG_ADDRESS cyg_flashaddr_t;
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67
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68 typedef struct cyg_flash_block_info
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69 {
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70 size_t block_size;
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71 cyg_uint32 blocks;
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72 } cyg_flash_block_info_t;
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73
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74 // Information about what one device driver drives
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75 typedef struct {
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76 cyg_flashaddr_t start; // First address
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77 cyg_flashaddr_t end; // Last address
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78 cyg_uint32 num_block_infos; // Number of entries
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79 const cyg_flash_block_info_t* block_info; // Info about block sizes
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80 } cyg_flash_info_t;
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81
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82 typedef int cyg_flash_printf(const char *fmt, ...);
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83 __externC int cyg_flash_init( cyg_flash_printf *pf );
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84 __externC int cyg_flash_set_printf(const cyg_flashaddr_t flash_base,
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85 cyg_flash_printf *pf);
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86 __externC void cyg_flash_set_global_printf(cyg_flash_printf *pf);
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87 __externC int cyg_flash_get_info(cyg_uint32 devno,
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88 cyg_flash_info_t * info);
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89 __externC int cyg_flash_get_info_addr(const cyg_flashaddr_t flash_base,
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90 cyg_flash_info_t * info);
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91 __externC int cyg_flash_verify_addr(const cyg_flashaddr_t address);
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92 __externC size_t cyg_flash_block_size(const cyg_flashaddr_t flash_base);
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93 __externC int cyg_flash_read(const cyg_flashaddr_t flash_base,
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94 void *ram_base,
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95 size_t len,
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96 cyg_flashaddr_t *err_address);
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97 __externC int cyg_flash_erase(cyg_flashaddr_t flash_base,
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98 size_t len,
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99 cyg_flashaddr_t *err_address);
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100 __externC int cyg_flash_program(cyg_flashaddr_t flash_base,
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101 const void *ram_base,
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102 size_t len,
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103 cyg_flashaddr_t *err_address);
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104 __externC int cyg_flash_lock(const cyg_flashaddr_t flash_base,
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105 size_t len,
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106 cyg_flashaddr_t *err_address);
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107 __externC int cyg_flash_unlock(const cyg_flashaddr_t flash_base,
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108 size_t len,
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109 cyg_flashaddr_t *err_address);
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110 __externC const char *cyg_flash_errmsg(const int err);
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111 #ifdef CYGPKG_KERNEL
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112 __externC int cyg_flash_mutex_lock(const cyg_flashaddr_t from,
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113 size_t len);
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114 __externC int cyg_flash_mutex_unlock(const cyg_flashaddr_t from,
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115 size_t len);
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116 #endif
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117
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118 #define CYG_FLASH_ERR_OK 0x00 // No error - operation complete
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119 #define CYG_FLASH_ERR_INVALID 0x01 // Invalid FLASH address
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120 #define CYG_FLASH_ERR_ERASE 0x02 // Error trying to erase
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121 #define CYG_FLASH_ERR_LOCK 0x03 // Error trying to lock/unlock
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122 #define CYG_FLASH_ERR_PROGRAM 0x04 // Error trying to program
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123 #define CYG_FLASH_ERR_PROTOCOL 0x05 // Generic error
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124 #define CYG_FLASH_ERR_PROTECT 0x06 // Device/region is write-protected
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125 #define CYG_FLASH_ERR_NOT_INIT 0x07 // FLASH info not yet initialized
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126 #define CYG_FLASH_ERR_HWR 0x08 // Hardware (configuration?) problem
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127 #define CYG_FLASH_ERR_ERASE_SUSPEND 0x09 // Device is in erase suspend mode
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128 #define CYG_FLASH_ERR_PROGRAM_SUSPEND 0x0a // Device is in program suspend mode
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129 #define CYG_FLASH_ERR_DRV_VERIFY 0x0b // Driver failed to verify data
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130 #define CYG_FLASH_ERR_DRV_TIMEOUT 0x0c // Driver timed out
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131 #define CYG_FLASH_ERR_DRV_WRONG_PART 0x0d // Driver does not support device
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132 #define CYG_FLASH_ERR_LOW_VOLTAGE 0x0e // Not enough juice to complete job
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133
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134 #ifdef CYGSEM_IO_FLASH_LEGACY_API
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135 typedef int _printf(const char *fmt, ...);
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136
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137 externC int flash_init(_printf *pf);
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138 externC int flash_erase(void *base, int len, void **err_address);
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139 externC int flash_program(void *flash_base, void *ram_base, int len,
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140 void **err_address);
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141 externC int flash_read(void *flash_base, void *ram_base, int len,
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142 void **err_address);
143
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143 externC void flash_dev_query(void *data);
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144 #ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
141
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145 externC int flash_lock(void *base, int len, void **err_address);
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146 externC int flash_unlock(void *base, int len, void **err_address);
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147 #endif
141
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148 externC int flash_verify_addr(void *base);
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149 externC int flash_get_limits(void *base, void **start, void **end);
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150 externC int flash_get_block_info(int *block_size, int *blocks);
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151 externC bool flash_code_overlaps(void *start, void *end);
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152 externC char *flash_errmsg(int err);
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153 #endif // CYGSEM_IO_FLASH_LEGACY_API
141
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154
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155 #if defined(CYGSEM_IO_FLASH_LEGACY_API) || defined(CYGHWR_IO_FLASH_DEVICE_LEGACY)
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156 #define FLASH_ERR_OK CYG_FLASH_ERR_OK
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157 #define FLASH_ERR_INVALID CYG_FLASH_ERR_INVALID
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158 #define FLASH_ERR_ERASE CYG_FLASH_ERR_ERASE
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159 #define FLASH_ERR_LOCK CYG_FLASH_ERR_LOCK
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160 #define FLASH_ERR_PROGRAM CYG_FLASH_ERR_PROGRAM
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161 #define FLASH_ERR_PROTOCOL CYG_FLASH_ERR_PROTOCOL
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162 #define FLASH_ERR_PROTECT CYG_FLASH_ERR_PROTECT
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163 #define FLASH_ERR_NOT_INIT CYG_FLASH_ERR_NOT_INIT
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164 #define FLASH_ERR_HWR CYG_FLASH_ERR_HWR
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165 #define FLASH_ERR_ERASE_SUSPEND CYG_FLASH_ERR_ERASE_SUSPEND
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166 #define FLASH_ERR_PROGRAM_SUSPEND CYG_FLASH_ERR_PROGRAM_SUSPEND
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167 #define FLASH_ERR_DRV_VERIFY CYG_FLASH_ERR_DRV_VERIFY
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168 #define FLASH_ERR_DRV_TIMEOUT CYG_FLASH_ERR_DRV_TIMEOUT
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169 #define FLASH_ERR_DRV_WRONG_PART CYG_FLASH_ERR_DRV_WRONG_PART
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170 #define FLASH_ERR_LOW_VOLTAGE CYG_FLASH_ERR_LOW_VOLTAGE
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171 #endif
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172
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173 #if defined(CYGPKG_IO_FLASH_BLOCK_DEVICE) || \
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174 defined(CYGPKG_IO_FLASH_BLOCK_DEVICE_LEGACY)
208
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175 typedef struct {
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176 CYG_ADDRESS offset;
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177 size_t len;
208
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178 int flasherr;
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179 cyg_flashaddr_t err_address;
208
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180 } cyg_io_flash_getconfig_erase_t;
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181
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182 typedef cyg_io_flash_getconfig_erase_t cyg_io_flash_getconfig_lock_t;
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183 typedef cyg_io_flash_getconfig_erase_t cyg_io_flash_getconfig_unlock_t;
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184
208
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185 typedef struct {
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186 size_t dev_size;
208
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187 } cyg_io_flash_getconfig_devsize_t;
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188
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189 typedef struct {
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190 cyg_flashaddr_t dev_addr;
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191 } cyg_io_flash_getconfig_devaddr_t;
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192
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193 typedef struct {
208
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194 CYG_ADDRESS offset;
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195 size_t block_size;
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196 } cyg_io_flash_getconfig_blocksize_t;
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197 #endif
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198
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199 #endif // _IO_FLASH_H_