osd-contiki/platform/osd-merkur-256/params.c

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/*
* Copyright (c) 2011, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
*/
#define PRINTF(FORMAT,args...) printf_P(PSTR(FORMAT),##args)
#define DEBUG 0
#if DEBUG
#define PRINTD(FORMAT,args...) printf_P(PSTR(FORMAT),##args)
#else
#define PRINTD(...)
#endif
#include "contiki.h"
#include "bootloader_if.h"
#include <avr/pgmspace.h>
#include <avr/eeprom.h>
#include <stdio.h>
#include <string.h>
#if AVR_WEBSERVER
//#include "httpd-fs.h"
//#include "httpd-cgi.h"
#endif
#include "contiki-net.h"
#include "params.h"
#if WITH_NODE_ID
uint16_t node_id;
#endif
#if CONTIKI_CONF_RANDOM_MAC
extern uint8_t rng_get_uint8(void);
static void
generate_new_eui64(uint8_t eui64[8]) {
eui64[0] = 0x02;
eui64[1] = rng_get_uint8();
eui64[2] = rng_get_uint8();
eui64[3] = 0xFF;
eui64[4] = 0xFE;
eui64[5] = rng_get_uint8();
eui64[6] = rng_get_uint8();
eui64[7] = rng_get_uint8();
}
#endif
#if AVR_WEBSERVER
/* Webserver builds can set these in httpd-fsdata.c via makefsdata.h */
extern uint8_t default_mac_address[8];
extern uint8_t default_server_name[16];
extern uint8_t default_domain_name[30];
#else
const uint8_t default_mac_address[8] PROGMEM = PARAMS_EUI64ADDR;
const uint8_t default_server_name[] PROGMEM = PARAMS_SERVERNAME;
const uint8_t default_domain_name[] PROGMEM = PARAMS_DOMAINNAME;
#endif
#if PARAMETER_STORAGE==0
/* 0 Hard coded, minmal program and eeprom usage. */
uint8_t
params_get_eui64(uint8_t *eui64) {
#if CONTIKI_CONF_RANDOM_MAC
PRINTD("Generating random EUI64 MAC\n");
generate_new_eui64(eui64);
return 1;
#else
uint8_t i;
#if BOOTLOADER_GET_MAC
for (i=0;i<sizeof(default_mac_address);i++){
eui64[i] = bootloader_get_mac(i);
}
#else
for (i=0;i<sizeof(default_mac_address);i++) eui64[i] = pgm_read_byte_near(default_mac_address+i);
#endif
return 0;
#endif
}
#elif PARAMETER_STORAGE==1
/* 1 Stored in fixed eeprom locations, rewritten from flash if corrupt.
* They can be manually changed and kept over program reflash.
* The channel and bit complement are used to check EEMEM integrity,
* If corrupt all values will be rewritten with the default flash values.
* To make this work, get the channel before anything else.
*/
#if !AVR_WEBSERVER
uint8_t eemem_mac_address[] EEMEM = PARAMS_EUI64ADDR;
uint8_t eemem_server_name[] EEMEM = PARAMS_SERVERNAME;
uint8_t eemem_domain_name[] EEMEM = PARAMS_DOMAINNAME;
#endif /*AVR_WEBSERVER */
uint16_t eemem_nodeid EEMEM = PARAMS_NODEID;
uint8_t eemem_channel[2] EEMEM = {CHANNEL_802_15_4, ~CHANNEL_802_15_4};
uint16_t eemem_panid EEMEM = IEEE802154_CONF_PANID;
uint16_t eemem_panaddr EEMEM = PARAMS_PANADDR;
uint8_t eemem_txpower EEMEM = PARAMS_TXPOWER;
#if CONTIKI_CONF_RANDOM_MAC
static uint8_t randomeui64;
#endif
uint8_t
params_get_channel(void) {
uint8_t x[2];
*(uint16_t *)x = eeprom_read_word ((uint16_t *)&eemem_channel);
/* Don't return an invalid channel number */
if( (x[0]<11) || (x[0] > 26)) x[1]=x[0];
/* Do exclusive or test on the two values read */
if((uint8_t)x[0]!=(uint8_t)~x[1]) {//~x[1] can promote comparison to 16 bit
/* Verification fails, rewrite everything */
uint8_t i,buffer[32];
PRINTD("EEPROM is corrupt, rewriting with defaults.\n");
#if CONTIKI_CONF_RANDOM_MAC
PRINTD("Generating random EUI64 MAC\n");
generate_new_eui64(&buffer);
randomeui64=1;
#else
for (i=0;i<sizeof(default_mac_address);i++) buffer[i] = pgm_read_byte_near(default_mac_address+i);
#endif
/* eeprom_write_block should not be interrupted */
cli();
eeprom_write_block(&buffer, &eemem_mac_address, sizeof(eemem_mac_address));
for (i=0;i<sizeof(default_server_name);i++) buffer[i] = pgm_read_byte_near(default_server_name+i);
eeprom_write_block(&buffer, &eemem_server_name, sizeof(eemem_server_name));
for (i=0;i<sizeof(default_domain_name);i++) buffer[i] = pgm_read_byte_near(default_domain_name+i);
eeprom_write_block(&buffer, &eemem_domain_name, sizeof(eemem_domain_name));
eeprom_write_word(&eemem_panid , IEEE802154_CONF_PANID);
eeprom_write_word(&eemem_panaddr, PARAMS_PANADDR);
eeprom_write_byte(&eemem_txpower, PARAMS_TXPOWER);
eeprom_write_word(&eemem_nodeid, PARAMS_NODEID);
x[0] = CHANNEL_802_15_4;
x[1]= ~x[0];
eeprom_write_word((uint16_t *)&eemem_channel, *(uint16_t *)x);
sei();
}
/* Always returns a valid channel */
return x[0];
}
uint8_t
params_get_eui64(uint8_t *eui64) {
cli();
eeprom_read_block ((void *)eui64, &eemem_mac_address, sizeof(linkaddr_t));
sei();
#if CONTIKI_CONF_RANDOM_MAC
return randomeui64;
#else
return 0;
#endif
}
uint16_t
params_get_panid(void) {
return eeprom_read_word(&eemem_panid);
}
uint16_t
params_get_panaddr(void) {
return eeprom_read_word (&eemem_panaddr);
}
uint8_t
params_get_txpower(void)
{
return eeprom_read_byte(&eemem_txpower);
}
#else /* CONTIKI_CONF_SETTINGS_MANAGER */
uint8_t
params_get_channel() {
uint8_t x;
size_t size = 1;
if (settings_get(SETTINGS_KEY_CHANNEL, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get RF channel %u\n",x);
} else {
x = CHANNEL_802_15_4;
if (settings_add_uint8(SETTINGS_KEY_CHANNEL,x ) == SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM RF channel to %d\n",x);
}
}
return x;
}
uint8_t
params_get_eui64(uint8_t *eui64) {
size_t size = sizeof(linkaddr_t);
if(settings_get(SETTINGS_KEY_EUI64, 0, (unsigned char*)eui64, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get EUI64 MAC\n");
return 0;
}
#if CONTIKI_CONF_RANDOM_MAC
PRINTD("Generating random EUI64 MAC\n");
generate_new_eui64(eui64);
#else
uint8_t i;
#if BOOTLOADER_GET_MAC
for (i=0;i<sizeof(default_mac_address);i++){
eui64[i] = bootloader_get_mac(i);
}
#else
for (i=0;i<sizeof(default_mac_address);i++) eui64[i] = pgm_read_byte_near(default_mac_address+i);
#endif
#endif
if (settings_add(SETTINGS_KEY_EUI64,(unsigned char*)eui64,8) == SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM MAC address\n");
}
#if CONTIKI_CONF_RANDOM_MAC
return 1;
#else
return 0;
#endif
}
uint16_t
params_get_panid(void) {
uint16_t x;
size_t size = 2;
if (settings_get(SETTINGS_KEY_PAN_ID, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get PAN ID of %04x\n",x);
} else {
x=IEEE802154_PANID;
if (settings_add_uint16(SETTINGS_KEY_PAN_ID,x)==SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM PAN ID to %04x\n",x);
}
}
return x;
}
uint16_t
params_get_panaddr(void) {
uint16_t x;
size_t size = 2;
if (settings_get(SETTINGS_KEY_PAN_ADDR, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get PAN address of %04x\n",x);
} else {
x=PARAMS_PANADDR;
if (settings_add_uint16(SETTINGS_KEY_PAN_ADDR,x)==SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM PAN address to %04x\n",x);
}
}
return x;
}
uint8_t
params_get_txpower(void) {
uint8_t x;
size_t size = 1;
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PRINTD("params_get_txpower\n",x);
if (settings_get(SETTINGS_KEY_TXPOWER, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get tx power of %d (0=max)\n",x);
} else {
x=PARAMS_TXPOWER;
if (settings_add_uint8(SETTINGS_KEY_TXPOWER,x)==SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM tx power of %d (0=max)\n",x);
}
}
return x;
}
uint8_t
params_get_ccathresholds(void) {
uint8_t x;
size_t size = 1;
if (settings_get(SETTINGS_KEY_TXPOWER, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get tx power of %d (0=max)\n",x);
} else {
x=PARAMS_TXPOWER;
if (settings_add_uint8(SETTINGS_KEY_TXPOWER,x)==SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM tx power of %d (0=max)\n",x);
}
}
return x;
}
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uint8_t
params_get_macconf(void) {
uint8_t x;
size_t size = 1;
if (settings_get(SETTINGS_KEY_MAC_CONF, 0,(unsigned char*)&x, &size) == SETTINGS_STATUS_OK) {
PRINTD("<-Get macconf of %d (0 -> do nothing)\n",x);
} else {
x=PARAMS_MACCONF;
if (settings_add_uint8(SETTINGS_KEY_MAC_CONF,x)==SETTINGS_STATUS_OK) {
PRINTD("->Set EEPROM macconf of %d (0 -> do nothing)\n",x);
}
}
return x;
}
settings_status_t
params_set_macconf(radio_value_t value){
settings_status_t rx=SETTINGS_STATUS_OK;
PRINTD("%d\n", value);
if(settings_set_uint8(SETTINGS_KEY_MAC_CONF, value) != SETTINGS_STATUS_OK) {
PRINTD("settings-mac-conf: `save` failed: \n");
rx = SETTINGS_STATUS_FAILURE;
}
return rx;
}
settings_status_t
params_save_panid(void) {
radio_value_t value;
settings_status_t rx=SETTINGS_STATUS_OK;
if(NETSTACK_RADIO.get_value(RADIO_PARAM_PAN_ID, &value) == RADIO_RESULT_OK) {
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PRINTD("%04x\n", value);
if(settings_set_uint16(SETTINGS_KEY_PAN_ID, value) != SETTINGS_STATUS_OK) {
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PRINTD("settings-panid: `save` failed: \n");
rx = SETTINGS_STATUS_FAILURE;
}
} else {
rx = SETTINGS_STATUS_FAILURE;
}
return rx;
}
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settings_status_t
params_save_channel(void) {
radio_value_t value;
settings_status_t rx=SETTINGS_STATUS_OK;
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if(NETSTACK_RADIO.get_value(RADIO_PARAM_CHANNEL, &value) == RADIO_RESULT_OK) {
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PRINTD("%d\n", value);
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if(settings_set_uint8(SETTINGS_KEY_CHANNEL, value) != SETTINGS_STATUS_OK) {
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PRINTD("settings-channel: `save` failed: \n");
rx = SETTINGS_STATUS_FAILURE;
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}
} else {
rx = SETTINGS_STATUS_FAILURE;
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}
return rx;
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}
settings_status_t
params_save_txpower(void) {
radio_value_t value;
settings_status_t rx=SETTINGS_STATUS_OK;
if(NETSTACK_RADIO.get_value(RADIO_PARAM_TXPOWER, &value) == RADIO_RESULT_OK) {
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PRINTD("%d\n", value);
if(settings_set_uint8(SETTINGS_KEY_TXPOWER, value) != SETTINGS_STATUS_OK) {
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PRINTD("settings-txpower: `save` failed: \n");
rx = SETTINGS_STATUS_FAILURE;
}
} else {
rx = SETTINGS_STATUS_FAILURE;
}
return rx;
}
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settings_status_t
params_save_macconf(void) {
radio_value_t value;
settings_status_t rx=SETTINGS_STATUS_OK;
value = params_get_macconf();
PRINTD("%d\n", value);
if(settings_set_uint8(SETTINGS_KEY_MAC_CONF, value) != SETTINGS_STATUS_OK) {
PRINTD("settings-mac-conf: `save` failed: \n");
rx = SETTINGS_STATUS_FAILURE;
}
return rx;
}
radio_result_t
get_param(radio_param_t param, radio_value_t *value)
{
radio_result_t rv;
rv = NETSTACK_RADIO.get_value(param, value);
switch(rv) {
case RADIO_RESULT_ERROR:
printf("Radio returned an error\n");
break;
case RADIO_RESULT_INVALID_VALUE:
printf("Value %d is invalid\n", *value);
break;
case RADIO_RESULT_NOT_SUPPORTED:
printf("Param %u not supported\n", param);
break;
case RADIO_RESULT_OK:
break;
default:
printf("Unknown return value\n");
break;
}
return rv;
}
/*---------------------------------------------------------------------------*/
radio_result_t
set_param(radio_param_t param, radio_value_t value)
{
radio_result_t rv;
rv = NETSTACK_RADIO.set_value(param, value);
switch(rv) {
case RADIO_RESULT_ERROR:
printf("Radio returned an error\n");
break;
case RADIO_RESULT_INVALID_VALUE:
printf("Value %d is invalid\n", value);
break;
case RADIO_RESULT_NOT_SUPPORTED:
printf("Param %u not supported\n", param);
break;
case RADIO_RESULT_OK:
break;
default:
printf("Unknown return value\n");
break;
}
return rv;
}
#endif /* CONTIKI_CONF_SETTINGS_MANAGER */