mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-08-30 19:29:45 +00:00
221 lines
7.1 KiB
C
221 lines
7.1 KiB
C
/*
|
|
* Copyright (c) 2015, Zolertia - http://www.zolertia.com
|
|
* 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.
|
|
*
|
|
*/
|
|
/*---------------------------------------------------------------------------*/
|
|
/**
|
|
* \addtogroup remote-power-management-test
|
|
* @{
|
|
*
|
|
* Test the RE-Mote's power management features, shutdown mode and battery
|
|
* management
|
|
*
|
|
* @{
|
|
*
|
|
* \author
|
|
* Antonio Lignan <alinan@zolertia.com>
|
|
* Aitor Mejias <amejias@zolertia.com>
|
|
*/
|
|
/*---------------------------------------------------------------------------*/
|
|
#include "contiki.h"
|
|
#include "cpu.h"
|
|
#include "sys/etimer.h"
|
|
#include "sys/process.h"
|
|
#include "dev/leds.h"
|
|
#include "dev/sys-ctrl.h"
|
|
#include "dev/gpio.h"
|
|
#include "lib/list.h"
|
|
#include "power-mgmt.h"
|
|
#include "net/rime/broadcast.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
/*---------------------------------------------------------------------------*/
|
|
/* RE-Mote revision A */
|
|
#define PM_EXPECTED_VERSION 0x00
|
|
#define ENTER_SHUTDOWN_COUNT 10
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS(test_remote_pm, "RE-Mote Power Management Test");
|
|
AUTOSTART_PROCESSES(&test_remote_pm);
|
|
/*---------------------------------------------------------------------------*/
|
|
static struct etimer et;
|
|
/*---------------------------------------------------------------------------*/
|
|
static void
|
|
broadcast_recv(struct broadcast_conn *c, const linkaddr_t *from)
|
|
{
|
|
leds_toggle(LEDS_BLUE);
|
|
printf("*** Received %u bytes from %u:%u: '0x%04x'\n", packetbuf_datalen(),
|
|
from->u8[0], from->u8[1], *(uint16_t *)packetbuf_dataptr());
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
static const struct broadcast_callbacks bc_rx = { broadcast_recv };
|
|
static struct broadcast_conn bc;
|
|
/*---------------------------------------------------------------------------*/
|
|
static char *
|
|
print_pm(uint8_t state)
|
|
{
|
|
switch(state) {
|
|
case PM_SYSOFF_ON:
|
|
return "Battery on";
|
|
case PM_SYSOFF_OFF:
|
|
return "Battery off";
|
|
case PM_TIMER_ENABLED:
|
|
return "Nano Timer enabled";
|
|
case PM_TIMER_DISABLED:
|
|
return "Nano Timer disabled";
|
|
case PM_AWAITING_RTC_EVENT:
|
|
return "Awaiting RTC event";
|
|
default:
|
|
return "UNKNOWN";
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
static int8_t
|
|
get_status(uint8_t mask, uint8_t *val)
|
|
{
|
|
uint8_t status, print_msg;
|
|
|
|
/* Retrieve the status of the power management block */
|
|
if(pm_get_state(&status) != PM_SUCCESS) {
|
|
printf("Failed to retrieve the power management status\n");
|
|
return PM_ERROR;
|
|
}
|
|
|
|
if(!mask) {
|
|
printf("STATUS %u\n", status);
|
|
*val = PM_IDLE;
|
|
return PM_SUCCESS;
|
|
}
|
|
|
|
/* Read back ony the requested status bit */
|
|
switch(mask) {
|
|
case PM_SYSOFF_ON_MASK:
|
|
print_msg = (status & mask) ? PM_SYSOFF_ON : PM_SYSOFF_OFF;
|
|
break;
|
|
case PM_TIMER_ENABLED_MASK:
|
|
print_msg = (status & mask) ? PM_TIMER_ENABLED : PM_TIMER_DISABLED;
|
|
break;
|
|
case PM_AWAITING_RTC_EVENT_MASK:
|
|
print_msg = (status & mask) ? PM_AWAITING_RTC_EVENT : PM_AWAITING_RTC_DIS;
|
|
break;
|
|
default:
|
|
return PM_ERROR;
|
|
}
|
|
|
|
printf("Status -> %s\n", print_pm(print_msg));
|
|
*val = print_msg;
|
|
return PM_SUCCESS;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS_THREAD(test_remote_pm, ev, data)
|
|
{
|
|
static uint8_t aux;
|
|
|
|
PROCESS_BEGIN();
|
|
|
|
/* Configures the pins and initializes the driver */
|
|
if(pm_init() != PM_SUCCESS) {
|
|
printf("Failed to initialize\n");
|
|
PROCESS_EXIT();
|
|
}
|
|
|
|
/* Get the current firmware version to track the driver implementation on the
|
|
* low-power MCU
|
|
*/
|
|
if(pm_get_firmware_version(&aux) != PM_SUCCESS) {
|
|
printf("Failed to retrieve PIC's fw version\n");
|
|
PROCESS_EXIT();
|
|
}
|
|
printf("Firmware PIC-Power Manager Version: V0.%u\n", aux);
|
|
|
|
if(aux != PM_EXPECTED_VERSION) {
|
|
printf("Unexpected firmware version\n");
|
|
PROCESS_EXIT();
|
|
}
|
|
|
|
/* Enables the nano timer, the power management block will be driven by the
|
|
* nano timer now, putting the node in shutdown mode every minute (as
|
|
* default). For this test you need to disconnect the USB cable off to power
|
|
* the RE-Mote ONLY from the external battery, so after veryfing the above
|
|
* works, disconnect the USB cable and hit the reset button
|
|
* When the nano timer is enabled, the external battery is shutdown for a
|
|
* couple of usecs, so the CC2538 is restarted. After this as the nano timer
|
|
* is enabled, then it will run as intended
|
|
*/
|
|
|
|
if(get_status(PM_TIMER_ENABLED_MASK, &aux) != PM_SUCCESS) {
|
|
PROCESS_EXIT();
|
|
}
|
|
|
|
if(aux == PM_TIMER_DISABLED) {
|
|
printf("Enabling the nano Timer...\n");
|
|
if(pm_enable_timer() != PM_SUCCESS) {
|
|
printf("Failed to set the nano Timer\n");
|
|
PROCESS_EXIT();
|
|
}
|
|
}
|
|
|
|
/* At this point as the RE-Mote is powered over USB you should see the prints,
|
|
* disconnect the USB cable and power only with the external battery. If
|
|
* something fails, then you should not see the red LED blinking
|
|
*/
|
|
aux = ENTER_SHUTDOWN_COUNT;
|
|
|
|
/* Open the broadcast channel */
|
|
broadcast_open(&bc, BROADCAST_CHANNEL, &bc_rx);
|
|
|
|
/* Send a message */
|
|
packetbuf_copyfrom(&aux, sizeof(aux));
|
|
broadcast_send(&bc);
|
|
|
|
/* And wait a few seconds before going to sleep */
|
|
while(1){
|
|
etimer_set(&et, CLOCK_SECOND);
|
|
PROCESS_WAIT_EVENT();
|
|
|
|
/* Enter shutdown mode before the shutdown period (1 min default) expires */
|
|
if(!aux) {
|
|
/* Say goodnight */
|
|
PM_SHUTDOWN_NOW;
|
|
printf("Goodnight!\n");
|
|
PROCESS_EXIT();
|
|
}
|
|
|
|
aux--;
|
|
leds_toggle(LEDS_RED);
|
|
}
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
/**
|
|
* @}
|
|
* @}
|
|
*/
|
|
|