reprogrammation.c File Reference

Description : function use in bootloader and powwow to adding reprogrammation feature. More...

#include <reprogrammation.h>

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Functions
int	check_online_code_version (void)
	For client device : ask online last code version and receive program informations if there is and an update online.
void	copy_interrupt_vector (void)
	copy interrupt vector into information memory
void	erase_interrupt_vector (void)
	function to erase interrupt vector memory segment
int	MAC_recept (char *data_buffer, UINT8 *type, UINT16 wait, UINT8 memorise_adress)
int	MAC_send (char *data_buffer, UINT8 type, UINT8 broadcast)
void	serveur_reprog (void)
	this function handle ppp RF protocol for upload software "over the air"
void	try_perform_update (void)
	reboot on bootloader to update exploitation software
void	write_interrupt_vector (UINT16 addr, UINT16 it)
	function to write on interrupt vector (for reprogrammation)
void	write_start_end_adress (void)
	function to write start/end adress/ code version to information memory
Variables
__root const UINT16	adc12 = IT_ADC12
__root const UINT16	comparatorA = IT_COMPA
__root const UINT16	dacdma = IT_DACDMA
unsigned int	Deadline_order_reprog
UINT16	his_id
static MESSAGE_HEADER *	mes = (MESSAGE_HEADER*) buffer_phy
static char *	mpdu = (char*) buffer_phy + sizeof(MESSAGE_HEADER)
__root const UINT16	nmi = IT_NMI
UINT16	our_id
__root const UINT16	port1 = IT_PORT1
__root const UINT16	port2 = IT_PORT2
MEMORY_INFO_STRUCT *	ptr_info_prog = (MEMORY_INFO_STRUCT*) 0x1000
char *	ptr_interrupt_vector = (char *) 0xFFE0
__root const UINT16	reset = START_ADDR
__root const UINT16	timerA0 = IT_TIMERA0
__root const UINT16	timerA1 = IT_TIMERA1
__root const UINT16	timerB0 = IT_TIMERB0
__root const UINT16	timerB1 = IT_TIMERB1
__root const UINT16	usart0rx = IT_USART0RX
__root const UINT16	usart0tx = IT_USART0TX
__root const UINT16	usart1rx = IT_USART1RX
__root const UINT16	usart1tx = IT_USART1TX
__root const UINT16	wdt = IT_WDT

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Detailed Description

Description : function use in bootloader and powwow to adding reprogrammation feature.

Author:

ANGER Thomas

Date:

2008 / 12 / 16

Definition in file reprogrammation.c.

---

Function Documentation

int check_online_code_version

(

void

)

For client device : ask online last code version and receive program informations if there is and an update online.

Returns:

0 : onchip version is up-to-date

1 : onchip version have to be update

Definition at line 355 of file reprogrammation.c.

References cc2420_change_channel(), SOFT_INFO::channel, CHANNEL_EXPLOITATION, CHANNEL_REPROG, controller_read_alarm_frame(), erase_info_memory(), flash_info_write(), MAC_recept(), MAC_send(), MEMORISE_ADRESS, NB_SOFT_REQ, SEND_BROADCAST, type, TYPE_PROGAM_INFO, TYPE_REQ_SOFT_VERS, MEMORY_INFO_STRUCT::version, SOFT_INFO::version, WAIT_ANSWER_CLIENT, and wakeup_cc2420().

Referenced by main().

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void copy_interrupt_vector

(

void

)

copy interrupt vector into information memory

Definition at line 233 of file reprogrammation.c.

References erase_info_memory(), flash_info_write(), and ptr_interrupt_vector.

Referenced by init().

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void erase_interrupt_vector

(

void

)

function to erase interrupt vector memory segment

Definition at line 98 of file reprogrammation.c.

References init_flash(), and stop_flash().

Referenced by main(), and try_perform_update().

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int MAC_recept	(	char *	data_buffer,
		UINT8 *	type,
		UINT16	wait,
		UINT8	memorise_adress
	)

Definition at line 143 of file reprogrammation.c.

References BROADCAST_ID, buffer_phy, MESSAGE_HEADER::dest_id, MESSAGE_HEADER::lenght, mpdu, RecepFrame(), MESSAGE_HEADER::source_id, and MESSAGE_HEADER::type.

Referenced by check_online_code_version(), main(), and serveur_reprog().

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int MAC_send	(	char *	data_buffer,
		UINT8	type,
		UINT8	broadcast
	)

Definition at line 182 of file reprogrammation.c.

References BROADCAST_ID, buffer_phy, MESSAGE_HEADER::dest_id, MESSAGE_HEADER::lenght, mpdu, sendFrame(), MESSAGE_HEADER::source_id, MESSAGE_HEADER::type, TYPE_ACK, TYPE_DATA, TYPE_ORDER_REPROG, TYPE_PROGAM_INFO, TYPE_REQ_PCKT, and TYPE_REQ_SOFT_VERS.

Referenced by check_online_code_version(), main(), PT_THREAD(), and serveur_reprog().

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void serveur_reprog

(

void

)

this function handle ppp RF protocol for upload software "over the air"

Definition at line 267 of file reprogrammation.c.

References BROADCAST_ID, cc2420_change_channel(), cc2420_powerdown(), CHANNEL_EXPLOITATION, clockb(), DATA_PACKET::data, display_number(), DONT_MEMORISE_ADRESS, halWait(), DATA_PACKET::id, MAC_recept(), MAC_send(), MAX_HAL_WAIT, MAX_TICK, MAX_UINT16, SEND_UNICAST, serial_puts(), SIZE_DATA_BUFFER, SIZE_SOFT_BUFFER, type, TYPE_ACK, TYPE_DATA, TYPE_PROGAM_INFO, TYPE_REQ_PCKT, WAIT_ANSWER_SERVER, and wakeup_cc2420().

Referenced by PT_THREAD().

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void try_perform_update

(

void

)

reboot on bootloader to update exploitation software

Definition at line 247 of file reprogrammation.c.

References _DINT, BOOT_START_ADDR, BOOT_TIMER_IT_ADDR, erase_interrupt_vector(), and write_interrupt_vector().

Referenced by PT_THREAD().

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void write_interrupt_vector	(	UINT16	addr,
		UINT16	it
	)

function to write on interrupt vector (for reprogrammation)

Parameters:

[in]	addr	: begin adress of new program
[in]	it	: id of interrupt vector adress to write

Note:

DACDMA_VECTOR 0xFFE0 DAC/DMA

PORT2_VECTOR 0xFFE2 Port 2

USART1TX_VECTOR 0xFFE4 USART 1 Transmit

USART1RX_VECTOR 0xFFE6 USART 1 Receive

PORT1_VECTOR 0xFFE8 Port 1

TIMERA1_VECTOR xFFEA Timer A CC1-2, TA

TIMERA0_VECTOR 0xFFEC Timer A CC0

ADC12_VECTOR 0xFFEE ADC

USART0TX_VECTOR 0xFFF0 USAT 0 Transmit

USART0RX_VECTOR 0xFFF2 USART 0 Receive

WDT_VECTOR 0xFFF4 Watchdog Timer

COMPARATORA_VECTOR 0xFFF6 Comparator A

TIMERB1_VECTOR 0xFFF8 Timer B CC1-6, TB

TIMERB0_VECTOR 0xFFFA Timer B CC0

NMI_VECTOR 0xFFFC Non-maskable

RESET_VECTOR 0xFFFE Reset [Highest Priority]

Definition at line 79 of file reprogrammation.c.

References init_flash(), and stop_flash().

Referenced by main(), and try_perform_update().

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void write_start_end_adress

(

void

)

function to write start/end adress/ code version to information memory

Definition at line 119 of file reprogrammation.c.

References CONST_ADDR, END_ADDR, MEMORY_INFO_STRUCT::end_addr, init_flash(), MEMORY_INFO_STRUCT::start_addr, stop_flash(), MEMORY_INFO_STRUCT::version, and VERSION_CODE.

Referenced by init().

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Variable Documentation

__root const UINT16 adc12 = IT_ADC12

Definition at line 39 of file reprogrammation.c.

__root const UINT16 comparatorA = IT_COMPA

Definition at line 43 of file reprogrammation.c.

__root const UINT16 dacdma = IT_DACDMA

Definition at line 32 of file reprogrammation.c.

unsigned int Deadline_order_reprog

Definition at line 27 of file reprogrammation.c.

Referenced by PT_THREAD().

UINT16 his_id

Definition at line 25 of file reprogrammation.c.

Referenced by PT_THREAD().

MESSAGE_HEADER* mes = (MESSAGE_HEADER*) buffer_phy [static]

Definition at line 22 of file reprogrammation.c.

char* mpdu = (char*) buffer_phy + sizeof(MESSAGE_HEADER) [static]

Definition at line 23 of file reprogrammation.c.

__root const UINT16 nmi = IT_NMI

Definition at line 46 of file reprogrammation.c.

UINT16 our_id

Definition at line 25 of file reprogrammation.c.

Referenced by main().

__root const UINT16 port1 = IT_PORT1

Definition at line 36 of file reprogrammation.c.

__root const UINT16 port2 = IT_PORT2

Definition at line 33 of file reprogrammation.c.

MEMORY_INFO_STRUCT* ptr_info_prog = (MEMORY_INFO_STRUCT*) 0x1000

Definition at line 19 of file reprogrammation.c.

Referenced by main(), and PT_THREAD().

char* ptr_interrupt_vector = (char *) 0xFFE0

Definition at line 20 of file reprogrammation.c.

Referenced by copy_interrupt_vector().

__root const UINT16 reset = START_ADDR

Definition at line 47 of file reprogrammation.c.

__root const UINT16 timerA0 = IT_TIMERA0

Definition at line 38 of file reprogrammation.c.

__root const UINT16 timerA1 = IT_TIMERA1

Definition at line 37 of file reprogrammation.c.

__root const UINT16 timerB0 = IT_TIMERB0

Definition at line 45 of file reprogrammation.c.

__root const UINT16 timerB1 = IT_TIMERB1

Definition at line 44 of file reprogrammation.c.

__root const UINT16 usart0rx = IT_USART0RX

Definition at line 41 of file reprogrammation.c.

__root const UINT16 usart0tx = IT_USART0TX

Definition at line 40 of file reprogrammation.c.

__root const UINT16 usart1rx = IT_USART1RX

Definition at line 35 of file reprogrammation.c.

__root const UINT16 usart1tx = IT_USART1TX

Definition at line 34 of file reprogrammation.c.

__root const UINT16 wdt = IT_WDT

Definition at line 42 of file reprogrammation.c.