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Copy pathFlashOS.h
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FlashOS.h
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/* -----------------------------------------------------------------------------
* Copyright (c) 2014 ARM Ltd.
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software. Permission is granted to anyone to use this
* software for any purpose, including commercial applications, and to alter
* it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in
* a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
*
* $Date: 14. Jan 2014
* $Revision: V1.00
*
* Project: FlashOS Headerfile for Flash drivers
* --------------------------------------------------------------------------- */
/* History:
* Version 1.00
* Initial release
*/
#define VERS 1 // Interface Version 1.01
#define UNKNOWN 0 // Unknown
#define ONCHIP 1 // On-chip Flash Memory
#define EXT8BIT 2 // External Flash Device on 8-bit Bus
#define EXT16BIT 3 // External Flash Device on 16-bit Bus
#define EXT32BIT 4 // External Flash Device on 32-bit Bus
#define EXTSPI 5 // External Flash Device on SPI
#define SECTOR_NUM 512 // Max Number of Sector Items
#define PAGE_MAX 65536 // Max Page Size for Programming
struct FlashSectors {
unsigned long szSector; // Sector Size in Bytes
unsigned long AddrSector; // Address of Sector
};
#define SECTOR_END 0xFFFFFFFF, 0xFFFFFFFF
struct FlashDevice {
unsigned short Vers; // Version Number and Architecture
char DevName[128]; // Device Name and Description
unsigned short DevType; // Device Type: ONCHIP, EXT8BIT, EXT16BIT, ...
unsigned long DevAdr; // Default Device Start Address
unsigned long szDev; // Total Size of Device
unsigned long szPage; // Programming Page Size
unsigned long Res; // Reserved for future Extension
unsigned char valEmpty; // Content of Erased Memory
unsigned long toProg; // Time Out of Program Page Function
unsigned long toErase; // Time Out of Erase Sector Function
struct FlashSectors sectors[SECTOR_NUM];
};
#define FLASH_DRV_VERS (0x0100+VERS) // Driver Version, do not modify!
// Flash Programming Functions (Called by FlashOS)
extern int Init (unsigned long adr, // Initialize Flash
unsigned long clk,
unsigned long fnc);
extern int UnInit (unsigned long fnc); // De-initialize Flash
extern int BlankCheck (unsigned long adr, // Blank Check
unsigned long sz,
unsigned char pat);
extern int EraseChip (void); // Erase complete Device
extern int EraseSector (unsigned long adr); // Erase Sector Function
extern int ProgramPage (unsigned long adr, // Program Page Function
unsigned long sz,
unsigned char *buf);
extern unsigned long Verify (unsigned long adr, // Verify Function
unsigned long sz,
unsigned char *buf);