nes-proj/drivers/platform/z1/platform-conf.h

282 lines
9.2 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
* Platform configuration for the Z1 platform
* \author
* Joakim Eriksson <joakime@sics.se>
*/
#ifndef PLATFORM_CONF_H_
#define PLATFORM_CONF_H_
/*
* Definitions below are dictated by the hardware and not really
* changeable!
*/
#define ZOLERTIA_Z1 1 /* Enric */
/* 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
#define PLATFORM_HAS_LEDS 1
#define PLATFORM_HAS_BUTTON 1
#define PLATFORM_HAS_RADIO 1
#define PLATFORM_HAS_BATTERY 1
/* CPU target speed in Hz */
#define F_CPU 8000000uL /* 8MHz by default */
/* Our clock resolution, this is the same as Unix HZ. */
#define CLOCK_CONF_SECOND 128UL
#define BAUD2UBR(baud) ((F_CPU / baud))
#define CCIF
#define CLIF
#define HAVE_STDINT_H
#include "msp430def.h"
/* XXX Temporary place for defines that are lacking in mspgcc4's gpio.h */
#ifdef __IAR_SYSTEMS_ICC__
#ifndef P1SEL2_
#define P1SEL2_ (0x0041u) /* Port 1 Selection 2*/
DEFC(P1SEL2, P1SEL2_)
#endif
#ifndef P5SEL2_
#define P5SEL2_ (0x0045u) /* Port 5 Selection 2*/
DEFC(P5SEL2, P5SEL2_)
#endif
#else /* __IAR_SYSTEMS_ICC__ */
#ifdef __GNUC__
#ifndef P1SEL2_
#define P1SEL2_ 0x0041 /* Port 1 Selection 2*/
sfrb(P1SEL2, P1SEL2_);
#endif
#ifndef P5SEL2_
#define P5SEL2_ 0x0045 /* Port 5 Selection 2*/
sfrb(P5SEL2, P5SEL2_);
#endif
#endif /* __GNUC__ */
#endif /* __IAR_SYSTEMS_ICC__ */
/* Types for clocks and uip_stats */
typedef unsigned short uip_stats_t;
typedef unsigned long clock_time_t;
typedef unsigned long off_t;
/* the low-level radio driver */
#define NETSTACK_CONF_RADIO cc2420_driver
/*
* Definitions below are dictated by the hardware and not really
* changeable!
*/
/* LED ports */
#ifdef Z1_IS_Z1SP
#define LEDS_PxDIR P4DIR
#define LEDS_PxOUT P4OUT
#define LEDS_CONF_RED 0x04
#define LEDS_CONF_GREEN 0x01
#define LEDS_CONF_YELLOW 0x80
#else
#define LEDS_PxDIR P5DIR
#define LEDS_PxOUT P5OUT
#define LEDS_CONF_RED 0x10
#define LEDS_CONF_GREEN 0x40
#define LEDS_CONF_YELLOW 0x20
#endif /* Z1_IS_Z1SP */
/* DCO speed resynchronization for more robust UART, etc. */
#define DCOSYNCH_CONF_ENABLED 0
#define DCOSYNCH_CONF_PERIOD 30
#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 Z1 mote.
*/
/* SPI input/output registers. */
#define SPI_TXBUF UCB0TXBUF
#define SPI_RXBUF UCB0RXBUF
/* USART0 Tx ready? */
#define SPI_WAITFOREOTx() while((UCB0STAT & UCBUSY) != 0)
/* USART0 Rx ready? */
#define SPI_WAITFOREORx() while((IFG2 & UCB0RXIFG) == 0)
/* USART0 Tx buffer ready? */
#define SPI_WAITFORTxREADY() while((IFG2 & UCB0TXIFG) == 0)
#define MOSI 1 /* P3.1 - Output: SPI Master out - slave in (MOSI) */
#define MISO 2 /* P3.2 - Input: SPI Master in - slave out (MISO) */
#define SCK 3 /* P3.3 - Output: SPI Serial Clock (SCLK) */
/*
* SPI bus - M25P80 external flash configuration.
*/
/* FLASH_PWR P4.3 Output ALWAYS POWERED ON Z1 */
#define FLASH_CS 4 /* P4.4 Output */
#define FLASH_HOLD 7 /* P5.7 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() (P5OUT &= ~BV(FLASH_HOLD))
#define SPI_FLASH_UNHOLD() (P5OUT |= BV(FLASH_HOLD))
/*
* SPI bus - CC2420 pin configuration.
*/
#define CC2420_CONF_SYMBOL_LOOP_COUNT 1302 /* 326us msp430X @ 8MHz */
/* P1.2 - Input: FIFOP from CC2420 */
#define CC2420_FIFOP_PORT(type) P1##type
#define CC2420_FIFOP_PIN 2
/* 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
/* P3.0 - Output: SPI Chip Select (CS_N) */
#define CC2420_CSN_PORT(type) P3##type
#define CC2420_CSN_PIN 0
/* 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))
/*
* I2C configuration
*/
#define I2C_PxDIR P5DIR
#define I2C_PxIN P5IN
#define I2C_PxOUT P5OUT
#define I2C_PxSEL P5SEL
#define I2C_PxSEL2 P5SEL2
#define I2C_PxREN P5REN
#define I2C_SDA (1 << 1) /* SDA == P5.1 */
#define I2C_SCL (1 << 2) /* SCL == P5.2 */
#define I2C_PRESC_1KHZ_LSB 0x00
#define I2C_PRESC_1KHZ_MSB 0x20
#define I2C_PRESC_100KHZ_LSB 0x50
#define I2C_PRESC_100KHZ_MSB 0x00
#define I2C_PRESC_400KHZ_LSB 0x14
#define I2C_PRESC_400KHZ_MSB 0x00
/* Set rate as high as possible by default */
#ifndef I2C_PRESC_Z1_LSB
#define I2C_PRESC_Z1_LSB I2C_PRESC_400KHZ_LSB
#endif
#ifndef I2C_PRESC_Z1_MSB
#define I2C_PRESC_Z1_MSB I2C_PRESC_400KHZ_MSB
#endif
/* I2C configuration with RX interrupts */
#ifdef I2C_CONF_RX_WITH_INTERRUPT
#define I2C_RX_WITH_INTERRUPT I2C_CONF_RX_WITH_INTERRUPT
#else /* I2C_CONF_RX_WITH_INTERRUPT */
#define I2C_RX_WITH_INTERRUPT 1
#endif /* I2C_CONF_RX_WITH_INTERRUPT */
#endif /* PLATFORM_CONF_H_ */