One TIme Programmable ( OTP ) Flash routine/s. More...

#include <unistd.h>
#include <stdint.h>
#include <stdio.h>

Macros
#define	ADDR_OTP_START 0x1FFF7800

#define	ADDR_OTP_LOCK_START 0x1FFF7A00

#define	OTP_LOCK_LOCKED 0x00

#define	OTP_LOCK_UNLOCKED 0xFF

#define	F_BUSY 1

#define	F_ERROR_WRP 2

#define	F_ERROR_PROGRAM 3

#define	F_ERROR_OPERATION 4

#define	F_COMPLETE 5

#define	PERIPH_BASE ((unsigned long)0x40000000)

#define	AHB1PERIPH_BASE (PERIPH_BASE + 0x00020000)

#define	F_R_BASE (AHB1PERIPH_BASE + 0x3C00)

#define	FLASH ((flash_registers *) F_R_BASE)

#define	F_BSY ((unsigned long)0x00010000)

#define	F_OPERR ((unsigned long)0x00000002)

#define	F_WRPERR ((unsigned long)0x00000010)

#define	CR_PSIZE_MASK ((unsigned long)0xFFFFFCFF)

#define	F_PSIZE_WORD ((unsigned long)0x00000200)

#define	F_PSIZE_BYTE ((unsigned long)0x00000000)

#define	F_CR_PG ((unsigned long)0x00000001)

#define	F_CR_LOCK ((unsigned long)0x80000000)

#define	F_KEY1 ((unsigned long)0x45670123)

#define	F_KEY2 ((unsigned long)0xCDEF89AB)

#define	IS_F_ADDRESS(ADDRESS) ((((ADDRESS) >= 0x08000000) && ((ADDRESS) < 0x080FFFFF)) \|\| (((ADDRESS) >= 0x1FFF7800) && ((ADDRESS) < 0x1FFF7A0F)))

#define	ADDR_F_SIZE 0x1FFF7A22

Functions
__BEGIN_DECLS __EXPORT void	F_unlock (void)

__EXPORT void	F_lock (void)

__EXPORT int	val_read (void dest, volatile const void src, int bytes)

__EXPORT int	val_write (volatile void dest, const void src, int bytes)

__EXPORT int	write_otp (uint8_t id_type, uint32_t vid, uint32_t pid, char *signature)

__EXPORT int	lock_otp (void)

__EXPORT int	F_write_byte (unsigned long Address, uint8_t Data)

__EXPORT int	F_write_word (unsigned long Address, uint32_t Data)

Detailed Description

One TIme Programmable ( OTP ) Flash routine/s.

Author: Lorenz Meier lm@in.nosp@m.f.et.nosp@m.hz.ch; David "Buzz" Bussenschutt david.nosp@m.buzz.nosp@m.@gmai.nosp@m.l.co.nosp@m.m

Classes