include/pmflash.h

   1 //-----------------------------------------------------------------------------
   2 // (c) RFID Research Group - 2019
   3 //
   4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   5 // at your option, any later version. See the LICENSE.txt file for the text of
   6 // the license.
   7 //
   8 //-----------------------------------------------------------------------------
   9 // RDV4 flash constants
  10 //-----------------------------------------------------------------------------
  11
  12 #ifndef __PMFLASH_H
  13 #define __PMFLASH_H
  14
  15 #include "common.h"
  16
  17 // RDV40 Section
  18 // 256kb divided into 4k sectors.
  19 //
  20 // 0x3F000 - 1 4kb sector = signature
  21 // 0x3E000 - 1 4kb sector = settings
  22 // 0x3D000 - 1 4kb sector = default T55XX keys dictionary
  23 // 0x3B000 - 1 4kb sector = default ICLASS keys dictionary
  24 // 0x39000 - 2 4kb sectors = default MFC keys dictionary
  25 //
  26 #ifndef FLASH_MEM_BLOCK_SIZE
  27 # define FLASH_MEM_BLOCK_SIZE   256
  28 #endif
  29
  30 #ifndef FLASH_MEM_MAX_SIZE
  31 # define FLASH_MEM_MAX_SIZE     0x40000  // (262144)
  32 #endif
  33
  34 #ifndef FLASH_MEM_MAX_4K_SECTOR
  35 # define FLASH_MEM_MAX_4K_SECTOR   0x3F000
  36 #endif
  37
  38 #ifndef FLASH_MEM_ID_LEN
  39 # define FLASH_MEM_ID_LEN 8
  40 #endif
  41
  42 #ifndef FLASH_MEM_SIGNATURE_LEN
  43 # define FLASH_MEM_SIGNATURE_LEN 128
  44 #endif
  45
  46 #ifndef FLASH_MEM_SIGNATURE_OFFSET
  47 // -1 for historical compatibility with already released Proxmark3 RDV4.0 devices
  48 # define FLASH_MEM_SIGNATURE_OFFSET (FLASH_MEM_MAX_SIZE - FLASH_MEM_SIGNATURE_LEN - 1)
  49 #endif
  50
  51 #ifndef T55XX_CONFIG_LEN
  52 # define T55XX_CONFIG_LEN sizeof( t55xx_configurations_t )
  53 #endif
  54
  55 #ifndef T55XX_CONFIG_OFFSET
  56 # define T55XX_CONFIG_OFFSET (FLASH_MEM_MAX_4K_SECTOR - 0x2000)
  57 #endif
  58
  59 // Reserved space for T55XX PWD = 4 kb
  60 #ifndef DEFAULT_T55XX_KEYS_OFFSET
  61 # define DEFAULT_T55XX_KEYS_OFFSET (FLASH_MEM_MAX_4K_SECTOR - 0x3000)
  62 #endif
  63
  64 // Reserved space for iClass keys = 4 kb
  65 #ifndef DEFAULT_ICLASS_KEYS_OFFSET
  66 # define DEFAULT_ICLASS_KEYS_OFFSET (FLASH_MEM_MAX_4K_SECTOR - 0x4000)
  67 #endif
  68
  69 // Reserved space for MIFARE Keys = 8 kb
  70 #ifndef DEFAULT_MF_KEYS_OFFSET
  71 # define DEFAULT_MF_KEYS_OFFSET (FLASH_MEM_MAX_4K_SECTOR - 0x6000)
  72 #endif
  73
  74 // RDV40,  validation structure to help identifying that client/firmware is talking with RDV40
  75 typedef struct {
  76     uint8_t magic[4];
  77     uint8_t flashid[FLASH_MEM_ID_LEN];
  78     uint8_t signature[FLASH_MEM_SIGNATURE_LEN];
  79 } PACKED rdv40_validation_t;
  80
  81 // SPIFFS current allocates 128kb of the 256kb available.
  82 #ifndef FLASH_SPIFFS_ALLOCATED_SIZE
  83 # define FLASH_SPIFFS_ALLOCATED_SIZE (1024 * 128)
  84 #endif
  85
  86 #endif // __PMFLASH_H