nes-proj/arch/platform/sky/sky-def.h
2018-10-04 10:50:09 +02:00

222 lines
7.9 KiB
C

/*
* Copyright (c) 2010, 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.
*
*/
/**
* \file
* A brief description of what this file is
* \author
* Niclas Finne <nfi@sics.se>
* Joakim Eriksson <joakime@sics.se>
*/
#ifndef SKY_DEF_H_
#define SKY_DEF_H_
/*
* Definitions below are dictated by the hardware and not really
* changeable!
*/
/* 1 len byte, 2 bytes CRC */
#define RADIO_PHY_OVERHEAD 3
/* 250kbps data rate. One byte = 32us */
#define RADIO_BYTE_AIR_TIME 32
/* Delay between GO signal and SFD: radio fixed delay + 4Bytes preample + 1B SFD -- 1Byte time is 32us
* ~327us + 129preample = 456 us */
#define RADIO_DELAY_BEFORE_TX ((unsigned)US_TO_RTIMERTICKS(456))
/* Delay between GO signal and start listening
* ~50us delay + 129preample + ?? = 183 us */
#define RADIO_DELAY_BEFORE_RX ((unsigned)US_TO_RTIMERTICKS(183))
/* Delay between the SFD finishes arriving and it is detected in software */
#define RADIO_DELAY_BEFORE_DETECT 0
/* Disable TSCH frame filtering */
#define TSCH_CONF_HW_FRAME_FILTERING 0
#define PLATFORM_HAS_LEDS 1
#define PLATFORM_HAS_BUTTON 1
#define PLATFORM_HAS_LIGHT 1
#define PLATFORM_HAS_BATTERY 1
#define PLATFORM_HAS_SHT11 1
#define PLATFORM_HAS_RADIO 1
/* CPU target speed in Hz */
#define F_CPU 3900000uL /*2457600uL*/
/* the low-level radio driver */
#define NETSTACK_CONF_RADIO cc2420_driver
/* LED ports */
#define LEDS_PxDIR P5DIR
#define LEDS_PxOUT P5OUT
#define LEDS_CONF_RED 0x10
#define LEDS_CONF_GREEN 0x20
#define LEDS_CONF_YELLOW 0x40
#define LEDS_CONF_LEGACY_API 1
/* DCO speed resynchronization for more robust UART, etc. */
#ifndef DCOSYNCH_CONF_ENABLED
#define DCOSYNCH_CONF_ENABLED (!(MAC_CONF_WITH_TSCH)) /* TSCH needs timerB
for SFD timestamping */
#endif /* DCOSYNCH_CONF_ENABLED */
#ifndef CC2420_CONF_SFD_TIMESTAMPS
#define CC2420_CONF_SFD_TIMESTAMPS (MAC_CONF_WITH_TSCH) /* TSCH needs SFD timestamping */
#endif /* CC2420_CONF_SFD_TIMESTAMPS */
#ifndef DCOSYNCH_CONF_PERIOD
#define DCOSYNCH_CONF_PERIOD 30
#endif /* DCOSYNCH_CONF_PERIOD */
#define ROM_ERASE_UNIT_SIZE 512
#define XMEM_ERASE_UNIT_SIZE (64*1024L)
#define CFS_CONF_OFFSET_TYPE long
/* Use the first 64k of external flash for node configuration */
#define NODE_ID_XMEM_OFFSET (0 * XMEM_ERASE_UNIT_SIZE)
/* Use the second 64k of external flash for codeprop. */
#define EEPROMFS_ADDR_CODEPROP (1 * XMEM_ERASE_UNIT_SIZE)
#define CFS_XMEM_CONF_OFFSET (2 * XMEM_ERASE_UNIT_SIZE)
#define CFS_XMEM_CONF_SIZE (1 * XMEM_ERASE_UNIT_SIZE)
#define CFS_RAM_CONF_SIZE 4096
/*
* SPI bus configuration for the TMote Sky.
*/
/* SPI input/output registers. */
#define SPI_TXBUF U0TXBUF
#define SPI_RXBUF U0RXBUF
/* USART0 Tx ready? */
#define SPI_WAITFOREOTx() while ((U0TCTL & TXEPT) == 0)
/* USART0 Rx ready? */
#define SPI_WAITFOREORx() while ((IFG1 & URXIFG0) == 0)
/* USART0 Tx buffer ready? */
#define SPI_WAITFORTxREADY() while ((IFG1 & UTXIFG0) == 0)
#define SCK 1 /* P3.1 - Output: SPI Serial Clock (SCLK) */
#define MOSI 2 /* P3.2 - Output: SPI Master out - slave in (MOSI) */
#define MISO 3 /* P3.3 - Input: SPI Master in - slave out (MISO) */
/*
* SPI bus - M25P80 external flash configuration.
*/
#define FLASH_PWR 3 /* P4.3 Output */
#define FLASH_CS 4 /* P4.4 Output */
#define FLASH_HOLD 7 /* P4.7 Output */
/* Enable/disable flash access to the SPI bus (active low). */
#define SPI_FLASH_ENABLE() ( P4OUT &= ~BV(FLASH_CS) )
#define SPI_FLASH_DISABLE() ( P4OUT |= BV(FLASH_CS) )
#define SPI_FLASH_HOLD() ( P4OUT &= ~BV(FLASH_HOLD) )
#define SPI_FLASH_UNHOLD() ( P4OUT |= BV(FLASH_HOLD) )
/*
* SPI bus - CC2420 pin configuration.
*/
#define CC2420_CONF_SYMBOL_LOOP_COUNT 800
/* P1.0 - Input: FIFOP from CC2420 */
#define CC2420_FIFOP_PORT(type) P1##type
#define CC2420_FIFOP_PIN 0
/* P1.3 - Input: FIFO from CC2420 */
#define CC2420_FIFO_PORT(type) P1##type
#define CC2420_FIFO_PIN 3
/* P1.4 - Input: CCA from CC2420 */
#define CC2420_CCA_PORT(type) P1##type
#define CC2420_CCA_PIN 4
/* P4.1 - Input: SFD from CC2420 */
#define CC2420_SFD_PORT(type) P4##type
#define CC2420_SFD_PIN 1
/* P4.2 - Output: SPI Chip Select (CS_N) */
#define CC2420_CSN_PORT(type) P4##type
#define CC2420_CSN_PIN 2
/* P4.5 - Output: VREG_EN to CC2420 */
#define CC2420_VREG_PORT(type) P4##type
#define CC2420_VREG_PIN 5
/* P4.6 - Output: RESET_N to CC2420 */
#define CC2420_RESET_PORT(type) P4##type
#define CC2420_RESET_PIN 6
#define CC2420_IRQ_VECTOR PORT1_VECTOR
/* Pin status. */
#define CC2420_FIFOP_IS_1 (!!(CC2420_FIFOP_PORT(IN) & BV(CC2420_FIFOP_PIN)))
#define CC2420_FIFO_IS_1 (!!(CC2420_FIFO_PORT(IN) & BV(CC2420_FIFO_PIN)))
#define CC2420_CCA_IS_1 (!!(CC2420_CCA_PORT(IN) & BV(CC2420_CCA_PIN)))
#define CC2420_SFD_IS_1 (!!(CC2420_SFD_PORT(IN) & BV(CC2420_SFD_PIN)))
/* The CC2420 reset pin. */
#define SET_RESET_INACTIVE() (CC2420_RESET_PORT(OUT) |= BV(CC2420_RESET_PIN))
#define SET_RESET_ACTIVE() (CC2420_RESET_PORT(OUT) &= ~BV(CC2420_RESET_PIN))
/* CC2420 voltage regulator enable pin. */
#define SET_VREG_ACTIVE() (CC2420_VREG_PORT(OUT) |= BV(CC2420_VREG_PIN))
#define SET_VREG_INACTIVE() (CC2420_VREG_PORT(OUT) &= ~BV(CC2420_VREG_PIN))
/* CC2420 rising edge trigger for external interrupt 0 (FIFOP). */
#define CC2420_FIFOP_INT_INIT() do { \
CC2420_FIFOP_PORT(IES) &= ~BV(CC2420_FIFOP_PIN); \
CC2420_CLEAR_FIFOP_INT(); \
} while(0)
/* FIFOP on external interrupt 0. */
#define CC2420_ENABLE_FIFOP_INT() do {CC2420_FIFOP_PORT(IE) |= BV(CC2420_FIFOP_PIN);} while(0)
#define CC2420_DISABLE_FIFOP_INT() do {CC2420_FIFOP_PORT(IE) &= ~BV(CC2420_FIFOP_PIN);} while(0)
#define CC2420_CLEAR_FIFOP_INT() do {CC2420_FIFOP_PORT(IFG) &= ~BV(CC2420_FIFOP_PIN);} while(0)
/*
* Enables/disables CC2420 access to the SPI bus (not the bus).
* (Chip Select)
*/
/* ENABLE CSn (active low) */
#define CC2420_SPI_ENABLE() (CC2420_CSN_PORT(OUT) &= ~BV(CC2420_CSN_PIN))
/* DISABLE CSn (active low) */
#define CC2420_SPI_DISABLE() (CC2420_CSN_PORT(OUT) |= BV(CC2420_CSN_PIN))
#define CC2420_SPI_IS_ENABLED() ((CC2420_CSN_PORT(OUT) & BV(CC2420_CSN_PIN)) != BV(CC2420_CSN_PIN))
/* Platform-specific define for the end of the stack region */
#define STACK_CONF_ORIGIN ((void *)0x3900)
#endif /* SKY_DEF_H_ */