RRG-Proxmark3/common_arm/flashmem.h
2023-02-18 22:02:20 +01:00

147 lines
4.4 KiB
C

//-----------------------------------------------------------------------------
// Borrowed initially from Arduino SPIFlash Library v.2.5.0
// Copyright (C) 2015 by Prajwal Bhattaram.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// See LICENSE.txt for the text of the license.
//-----------------------------------------------------------------------------
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
// Common Instructions //
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
#ifndef __FLASHMEM_H
#define __FLASHMEM_H
#include "common.h"
// Used Command
#define ID 0x90
#define MANID 0x90
#define JEDECID 0x9F
#define READSTAT1 0x05
#define READSTAT2 0x35
#define WRITESTAT 0x01
#define WRITEDISABLE 0x04
#define WRITEENABLE 0x06
#define READDATA 0x03
#define FASTREAD 0x0B
#define PAGEPROG 0x02
#define SECTORERASE 0x20
#define BLOCK32ERASE 0x52
#define BLOCK64ERASE 0xD8
#define CHIPERASE 0xC7
#define UNIQUE_ID 0x4B
// Not used or not support command
#define RELEASE 0xAB
#define POWERDOWN 0xB9
#define SUSPEND 0x75
#define RESUME 0x7A
// Flash busy timeout: 20ms is the strict minimum when writing 256kb
#define BUSY_TIMEOUT 200000L
#define WINBOND_MANID 0xEF
#define WINBOND_2MB_DEVID 0x11
#define WINBOND_1MB_DEVID 0x10
#define WINBOND_512KB_DEVID 0x05
#define PAGESIZE 0x100
#define WINBOND_WRITE_DELAY 0x02
#define SPI_CLK 48000000
#define BUSY 0x01
#define WRTEN 0x02
#define SUS 0x40
#define DUMMYBYTE 0xEE
#define NULLBYTE 0x00
#define NULLINT 0x0000
#define NO_CONTINUE 0x00
#define PASS 0x01
#define FAIL 0x00
#define maxAddress capacity
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
// List of Error codes //
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
#define SUCCESS 0x00
#define CALLBEGIN 0x01
#define UNKNOWNCHIP 0x02
#define UNKNOWNCAP 0x03
#define CHIPBUSY 0x04
#define OUTOFBOUNDS 0x05
#define CANTENWRITE 0x06
#define PREVWRITTEN 0x07
#define LOWRAM 0x08
#define NOSUSPEND 0x09
#define UNKNOWNERROR 0xFF
// List of blocks
#define MAX_BLOCKS 4
#define MAX_SECTORS 16
//#define FLASH_BAUD 24000000
#define FLASH_MINFAST 24000000 //33000000
#define FLASH_BAUD MCK/2
#define FLASH_FASTBAUD MCK
#define FLASH_MINBAUD FLASH_FASTBAUD
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
bool FlashInit(void);
void Flash_UniqueID(uint8_t *uid);
void FlashStop(void);
void FlashSetup(uint32_t baudrate);
bool Flash_CheckBusy(uint32_t timeout);
uint8_t Flash_ReadStat1(void);
uint16_t FlashSendByte(uint32_t data);
uint16_t FlashSendLastByte(uint32_t data);
#ifndef AS_BOOTROM
void FlashmemSetSpiBaudrate(uint32_t baudrate);
bool Flash_WaitIdle(void);
void Flash_TransferAdresse(uint32_t address);
void Flash_WriteEnable(void);
bool Flash_WipeMemoryPage(uint8_t page);
bool Flash_WipeMemory(void);
bool Flash_Erase4k(uint8_t block, uint8_t sector);
//bool Flash_Erase32k(uint32_t address);
bool Flash_Erase64k(uint8_t block);
typedef struct {
uint8_t manufacturer_id;
uint8_t device_id;
} flash_device_type_90_t; // to differentiate from JDEC ID via cmd 9F
bool Flash_ReadID_90(flash_device_type_90_t *result);
uint16_t Flash_ReadData(uint32_t address, uint8_t *out, uint16_t len);
uint16_t Flash_ReadDataCont(uint32_t address, uint8_t *out, uint16_t len);
uint16_t Flash_Write(uint32_t address, uint8_t *in, uint16_t len);
uint16_t Flash_WriteData(uint32_t address, uint8_t *in, uint16_t len);
uint16_t Flash_WriteDataCont(uint32_t address, uint8_t *in, uint16_t len);
void Flashmem_print_status(void);
void Flashmem_print_info(void);
#endif // #ifndef AS_BOOTROM
#endif