otp.c File Reference

otp estimation More...

#include <px4_platform_common/px4_config.h>
#include <board_config.h>
#include <stdio.h>
#include <math.h>
#include <unistd.h>
#include <string.h>
#include "conversions.h"
#include "otp.h"
#include "err.h"
#include <assert.h>

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Functions
int	val_read (void *dest, volatile const void *src, int bytes)
int	write_otp (uint8_t id_type, uint32_t vid, uint32_t pid, char *signature)
int	lock_otp (void)
static int	F_GetStatus (void)
void	F_unlock (void)
void	F_lock (void)
int	F_write_word (unsigned long Address, uint32_t Data)
int	F_write_byte (unsigned long Address, uint8_t Data)

Detailed Description

otp estimation

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

Definition in file otp.c.

Function Documentation

F_GetStatus()

static int F_GetStatus ( void  )

static

Definition at line 151 of file otp.c.

References F_BSY, F_BUSY, F_COMPLETE, F_ERROR_OPERATION, F_ERROR_PROGRAM, F_ERROR_WRP, F_OPERR, F_WRPERR, and FLASH.

Referenced by F_write_byte().

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F_lock()

void F_lock

(

void

)

Definition at line 182 of file otp.c.

References F_CR_LOCK, and FLASH.

F_unlock()

void F_unlock

(

void

)

Definition at line 173 of file otp.c.

References F_CR_LOCK, F_KEY1, F_KEY2, and FLASH.

F_write_byte()

int F_write_byte	(	unsigned long	Address,
		uint8_t	Data
	)

Definition at line 203 of file otp.c.

References CR_PSIZE_MASK, F_BUSY, F_COMPLETE, F_CR_PG, F_GetStatus(), F_PSIZE_BYTE, FLASH, IS_F_ADDRESS, and status.

Referenced by F_write_word(), lock_otp(), and write_otp().

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F_write_word()

int F_write_word	(	unsigned long	Address,
		uint32_t	Data
	)

Definition at line 188 of file otp.c.

References F_write_byte().

Referenced by write_otp().

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lock_otp()

int lock_otp

(

void

)

Definition at line 121 of file otp.c.

References ADDR_OTP_LOCK_START, F_write_byte(), and OTP_LOCK_LOCKED.

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val_read()

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

Definition at line 58 of file otp.c.

write_otp()

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

Definition at line 71 of file otp.c.

References ADDR_OTP_START, F_write_byte(), F_write_word(), and warnx.

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