nes-proj/arch/platform/srf06-cc26xx/platform.c

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/*
* Copyright (c) 2014, Texas Instruments Incorporated - http://www.ti.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 copyright holder 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 COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDER 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 cc26xx-platforms
* @{
*
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* \defgroup cc26xx-srf-tag SmartRF+CC13xx/CC26xx EM, SensorTags and LaunchPads
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*
* This platform supports a number of different boards:
* - A standard TI SmartRF06EB with a CC26xx EM mounted on it
* - A standard TI SmartRF06EB with a CC1310 EM mounted on it
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* - The TI CC2650 SensorTag
* - The TI CC1350 SensorTag
* - The TI CC2650 LaunchPad
* - The TI CC1310 LaunchPad
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* - The TI CC1350 LaunchPad
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* @{
*/
#include "ti-lib.h"
#include "contiki.h"
#include "contiki-net.h"
#include "leds.h"
#include "lpm.h"
#include "gpio-interrupt.h"
#include "dev/oscillators.h"
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#include "ieee-addr.h"
#include "vims.h"
#include "dev/cc26xx-uart.h"
#include "dev/soc-rtc.h"
#include "dev/serial-line.h"
#include "rf-core/rf-core.h"
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#include "sys_ctrl.h"
#include "uart.h"
#include "sys/clock.h"
#include "sys/rtimer.h"
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#include "sys/node-id.h"
#include "sys/platform.h"
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#include "lib/random.h"
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#include "lib/sensors.h"
#include "button-sensor.h"
#include "dev/serial-line.h"
#include "net/mac/framer/frame802154.h"
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#include "driverlib/driverlib_release.h"
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#include <stdio.h>
/*---------------------------------------------------------------------------*/
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/* Log configuration */
#include "sys/log.h"
#define LOG_MODULE "CC26xx/CC13xx"
#define LOG_LEVEL LOG_LEVEL_MAIN
/*---------------------------------------------------------------------------*/
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unsigned short node_id = 0;
/*---------------------------------------------------------------------------*/
/** \brief Board specific iniatialisation */
void board_init(void);
/*---------------------------------------------------------------------------*/
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static void
fade(unsigned char l)
{
volatile int i;
int k, j;
for(k = 0; k < 800; ++k) {
j = k > 400 ? 800 - k : k;
leds_on(l);
for(i = 0; i < j; ++i) {
__asm("nop");
}
leds_off(l);
for(i = 0; i < 400 - j; ++i) {
__asm("nop");
}
}
}
/*---------------------------------------------------------------------------*/
static void
set_rf_params(void)
{
uint16_t short_addr;
uint8_t ext_addr[8];
ieee_addr_cpy_to(ext_addr, 8);
short_addr = ext_addr[7];
short_addr |= ext_addr[6] << 8;
NETSTACK_RADIO.set_value(RADIO_PARAM_PAN_ID, IEEE802154_PANID);
NETSTACK_RADIO.set_value(RADIO_PARAM_16BIT_ADDR, short_addr);
NETSTACK_RADIO.set_value(RADIO_PARAM_CHANNEL, RF_CORE_CHANNEL);
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NETSTACK_RADIO.set_object(RADIO_PARAM_64BIT_ADDR, ext_addr, 8);
/* also set the global node id */
node_id = short_addr;
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}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_one()
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{
/* Enable flash cache and prefetch. */
ti_lib_vims_mode_set(VIMS_BASE, VIMS_MODE_ENABLED);
ti_lib_vims_configure(VIMS_BASE, true, true);
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ti_lib_int_master_disable();
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/* Set the LF XOSC as the LF system clock source */
oscillators_select_lf_xosc();
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lpm_init();
board_init();
gpio_interrupt_init();
leds_init();
fade(LEDS_RED);
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/*
* Disable I/O pad sleep mode and open I/O latches in the AON IOC interface
* This is only relevant when returning from shutdown (which is what froze
* latches in the first place. Before doing these things though, we should
* allow software to first regain control of pins
*/
ti_lib_pwr_ctrl_io_freeze_disable();
ti_lib_int_master_enable();
soc_rtc_init();
fade(LEDS_YELLOW);
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_two()
{
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random_init(0x1234);
/* Character I/O Initialisation */
#if CC26XX_UART_CONF_ENABLE
cc26xx_uart_init();
#endif
serial_line_init();
#if BUILD_WITH_SHELL
cc26xx_uart_set_input(serial_line_input_byte);
#endif
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/* Populate linkaddr_node_addr */
ieee_addr_cpy_to(linkaddr_node_addr.u8, LINKADDR_SIZE);
fade(LEDS_GREEN);
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_three()
{
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radio_value_t chan, pan;
set_rf_params();
NETSTACK_RADIO.get_value(RADIO_PARAM_CHANNEL, &chan);
NETSTACK_RADIO.get_value(RADIO_PARAM_PAN_ID, &pan);
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LOG_DBG("With DriverLib v%u.%u\n", DRIVERLIB_RELEASE_GROUP,
DRIVERLIB_RELEASE_BUILD);
LOG_INFO(BOARD_STRING "\n");
LOG_DBG("IEEE 802.15.4: %s, Sub-GHz: %s, BLE: %s, Prop: %s\n",
ti_lib_chipinfo_supports_ieee_802_15_4() == true ? "Yes" : "No",
ti_lib_chipinfo_chip_family_is_cc13xx() == true ? "Yes" : "No",
ti_lib_chipinfo_supports_ble() == true ? "Yes" : "No",
ti_lib_chipinfo_supports_proprietary() == true ? "Yes" : "No");
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LOG_INFO(" RF: Channel %d, PANID 0x%04X\n", chan, pan);
LOG_INFO(" Node ID: %d\n", node_id);
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process_start(&sensors_process, NULL);
fade(LEDS_ORANGE);
}
/*---------------------------------------------------------------------------*/
void
platform_idle()
{
/* Drop to some low power mode */
lpm_drop();
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}
/*---------------------------------------------------------------------------*/
/**
* @}
* @}
*/