Takanobu Muraguchi / Mbed 2 deprecated USBMSD_step1

500KB USB mass storage

Dependencies:   mbed EEPROM USBDevice

bbt_eeprom.h@1:49963e1662d6, 2021-02-09 (annotated)

Committer:
muraguchi
Date:
Tue Feb 09 12:02:52 2021 +0000
Revision:
1:49963e1662d6
Parent:
0:1472308ded03 
Initial release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
muraguchi 0:1472308ded03 1 #include "mbed.h"
muraguchi 0:1472308ded03 2 #include "EEPROM.h"
muraguchi 0:1472308ded03 3
muraguchi 0:1472308ded03 4 #ifndef BBT_EEPROM_H
muraguchi 0:1472308ded03 5 #define BBT_EEPROM_H
muraguchi 0:1472308ded03 6
muraguchi 0:1472308ded03 7 #define BBT_EEPROM_SLOT_LENGTH 20
muraguchi 0:1472308ded03 8 #define BBT_EEPROM_SLOT_SIZE 2
muraguchi 0:1472308ded03 9 #define BBT_EEPROM_STATUS_ADDR 0
muraguchi 0:1472308ded03 10 #define BBT_EEPROM_TEMPSLOT_ADDR 1
muraguchi 0:1472308ded03 11 #define BBT_EEPROM_SLOT_BASE_ADDR 2
muraguchi 0:1472308ded03 12
muraguchi 0:1472308ded03 13
muraguchi 0:1472308ded03 14 class bbt_eeprom {
muraguchi 0:1472308ded03 15 public:
muraguchi 0:1472308ded03 16 bbt_eeprom(uint16_t offsetReservedBlockAddress);
muraguchi 0:1472308ded03 17 uint8_t getStatus_EEP();
muraguchi 0:1472308ded03 18 void setStatus_EEP(uint8_t status);
muraguchi 0:1472308ded03 19 void clearAllSlot_EEP();
muraguchi 0:1472308ded03 20 void setSlot_EEP(uint8_t slot, uint8_t broken, uint8_t used,uint16_t blockAddress);
muraguchi 0:1472308ded03 21 void getSlot_EEP(uint8_t slot, uint8_t * broken, uint8_t * used, uint16_t * blockAddress);
muraguchi 0:1472308ded03 22
muraguchi 0:1472308ded03 23 // Reserved Block Address <-> Slot translation
muraguchi 0:1472308ded03 24 uint16_t slotToReservedBlockAddress(uint8_t slot);
muraguchi 0:1472308ded03 25 uint8_t reservedBlockAddressToSlot(uint16_t reservedBlockAddress);
muraguchi 0:1472308ded03 26
muraguchi 0:1472308ded03 27 // get not broken not used slot
muraguchi 0:1472308ded03 28 uint8_t getFreeSlot_EEP();
muraguchi 0:1472308ded03 29
muraguchi 0:1472308ded03 30 // build ram bbt table
muraguchi 0:1472308ded03 31 void updateTranslateTable();
muraguchi 0:1472308ded03 32
muraguchi 0:1472308ded03 33
muraguchi 0:1472308ded03 34 // get translated block address
muraguchi 0:1472308ded03 35 uint16_t getTranslatedBlockAddress(uint16_t blockAddress);
muraguchi 0:1472308ded03 36
muraguchi 0:1472308ded03 37 void setTempSlot_EEP(uint8_t tempSlot);
muraguchi 0:1472308ded03 38 uint8_t getTempSlot_EEP();
muraguchi 0:1472308ded03 39 void incrTempSlot_EEP();
muraguchi 0:1472308ded03 40
muraguchi 0:1472308ded03 41 // build ram temp value
muraguchi 0:1472308ded03 42 void updateTempSlot();
muraguchi 0:1472308ded03 43
muraguchi 0:1472308ded03 44 void setTempSlot(uint8_t tempSlot);
muraguchi 0:1472308ded03 45 uint8_t getTempSlot();
muraguchi 0:1472308ded03 46
muraguchi 0:1472308ded03 47 bool isReservedBlockAddress(uint16_t blockAddress);
muraguchi 0:1472308ded03 48
muraguchi 0:1472308ded03 49 uint8_t get(uint16_t address);
muraguchi 0:1472308ded03 50 void put(uint16_t address,uint8_t data);
muraguchi 0:1472308ded03 51
muraguchi 0:1472308ded03 52 protected:
muraguchi 0:1472308ded03 53 EEPROM m_eeprom;
muraguchi 0:1472308ded03 54 uint16_t m_offsetReservedBlockAddress;
muraguchi 0:1472308ded03 55 uint16_t m_translateTableFrom[BBT_EEPROM_SLOT_LENGTH];
muraguchi 0:1472308ded03 56 uint16_t m_translateTableTo[BBT_EEPROM_SLOT_LENGTH];
muraguchi 0:1472308ded03 57 int m_translateTableMaxIndex;
muraguchi 0:1472308ded03 58 uint8_t m_tempSlot;
muraguchi 0:1472308ded03 59 };
muraguchi 0:1472308ded03 60
muraguchi 0:1472308ded03 61
muraguchi 0:1472308ded03 62 #endif