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203 lines
7.7 KiB
C
203 lines
7.7 KiB
C
/*
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* Copyright (c) 2010, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/**
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* \file
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* Platform configuration for the wismote platform.
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*/
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#ifndef PLATFORM_CONF_H_
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#define PLATFORM_CONF_H_
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/*
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* Definitions below are dictated by the hardware and not really
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* changeable!
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*/
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#define PLATFORM_HAS_LEDS 1
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#define PLATFORM_HAS_BUTTON 1
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/* CPU target speed in Hz */
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#define F_CPU 16000000uL
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/* Our clock resolution, this is the same as Unix HZ. */
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#define CLOCK_CONF_SECOND 128UL
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#define RTIMER_CONF_SECOND (4096U*8)
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#define BAUD2UBR(baud) (baud)
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#define CCIF
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#define CLIF
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#define HAVE_STDINT_H
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#include "msp430def.h"
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/* Types for clocks and uip_stats */
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typedef unsigned short uip_stats_t;
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typedef unsigned long clock_time_t;
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typedef unsigned long off_t;
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/* the low-level radio driver */
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#define NETSTACK_CONF_RADIO cc2520_driver
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#define ROM_ERASE_UNIT_SIZE 512
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#define XMEM_ERASE_UNIT_SIZE (64*1024L)
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#define CFS_CONF_OFFSET_TYPE long
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/* Use the first 64k of external flash for node configuration */
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#define NODE_ID_XMEM_OFFSET (0 * XMEM_ERASE_UNIT_SIZE)
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/* Use the second 64k of external flash for codeprop. */
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#define EEPROMFS_ADDR_CODEPROP (1 * XMEM_ERASE_UNIT_SIZE)
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#define CFS_XMEM_CONF_OFFSET (2 * XMEM_ERASE_UNIT_SIZE)
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#define CFS_XMEM_CONF_SIZE (1 * XMEM_ERASE_UNIT_SIZE)
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#define CFS_RAM_CONF_SIZE 4096
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/*
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* SPI bus configuration for the wismote
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*/
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/* SPI input/output registers. */
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#define SPI_TXBUF UCB0TXBUF
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#define SPI_RXBUF UCB0RXBUF
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/* USART0 Tx ready? */
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#define SPI_WAITFOREOTx() while ((UCB0STAT & UCBUSY) != 0)
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/* USART0 Rx ready? */
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#define SPI_WAITFOREORx() while ((UCB0IFG & UCRXIFG) == 0)
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/* USART0 Tx buffer ready? */
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#define SPI_WAITFORTxREADY() while ((UCB0IFG & UCTXIFG) == 0)
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/* /\* USART0 Tx ready? *\/ */
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/* #define SPI_WAITFOREOTx() while (!(UCB0IFG & UCRXIFG)) */
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/* /\* USART0 Rx ready? *\/ */
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/* #define SPI_WAITFOREORx() while (!(UCB0IFG & UCRXIFG)) */
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/* /\* USART0 Tx buffer ready? *\/ */
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/* #define SPI_WAITFORTxREADY() while (!(UCB0IFG & UCRXIFG)) */
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/* #define SPI_BUSY_WAIT() while ((UCB0STAT & UCBUSY) == 1) */
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#define MOSI 1 /* P3.1 - Output: SPI Master out - slave in (MOSI) */
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#define MISO 2 /* P3.2 - Input: SPI Master in - slave out (MISO) */
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#define SCK 3 /* P3.3 - Output: SPI Serial Clock (SCLK) */
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/* #define SCK 1 /\* P3.1 - Output: SPI Serial Clock (SCLK) *\/ */
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/* #define MOSI 2 /\* P3.2 - Output: SPI Master out - slave in (MOSI) *\/ */
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/* #define MISO 3 /\* P3.3 - Input: SPI Master in - slave out (MISO) *\/ */
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/*
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* SPI bus - M25P80 external flash configuration.
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*/
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#define FLASH_PWR //3 /* P4.3 Output */
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#define FLASH_CS //4 /* P4.4 Output */
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#define FLASH_HOLD //7 /* P4.7 Output */
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/* Enable/disable flash access to the SPI bus (active low). */
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/* ENABLE CSn (active low) */
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#define SPI_FLASH_ENABLE() do{ UCB0CTL1 &= ~UCSWRST; clock_delay(5); P4OUT &= ~BIT0;clock_delay(5);}while(0)
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/* DISABLE CSn (active low) */
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#define SPI_FLASH_DISABLE() do{clock_delay(5);UCB0CTL1 |= UCSWRST;clock_delay(1); P4OUT |= BIT0;clock_delay(5);}while(0)
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#define SPI_FLASH_HOLD() // ( P4OUT &= ~BV(FLASH_HOLD) )
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#define SPI_FLASH_UNHOLD() //( P4OUT |= BV(FLASH_HOLD) )
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/*
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* SPI bus - CC2520 pin configuration.
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*/
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#define CC2520_CONF_SYMBOL_LOOP_COUNT 2604 /* 326us msp430X @ 16MHz */
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/* P1.6 - Input: FIFOP from CC2520 */
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#define CC2520_FIFOP_PORT(type) P1##type
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#define CC2520_FIFOP_PIN 6
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/* P1.5 - Input: FIFO from CC2520 */
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#define CC2520_FIFO_PORT(type) P1##type
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#define CC2520_FIFO_PIN 5
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/* P1.7 - Input: CCA from CC2520 */
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#define CC2520_CCA_PORT(type) P1##type
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#define CC2520_CCA_PIN 7
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/* P2.0 - Input: SFD from CC2520 */
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#define CC2520_SFD_PORT(type) P2##type
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#define CC2520_SFD_PIN 0
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/* P3.0 - Output: SPI Chip Select (CS_N) */
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#define CC2520_CSN_PORT(type) P3##type
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#define CC2520_CSN_PIN 0
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/* P4.3 - Output: VREG_EN to CC2520 */
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#define CC2520_VREG_PORT(type) P4##type
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#define CC2520_VREG_PIN 3
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/* P4.4 - Output: RESET_N to CC2520 */
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#define CC2520_RESET_PORT(type) P4##type
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#define CC2520_RESET_PIN 4
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#define CC2520_IRQ_VECTOR PORT1_VECTOR
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/* Pin status.CC2520 */
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#define CC2520_FIFOP_IS_1 (!!(CC2520_FIFOP_PORT(IN) & BV(CC2520_FIFOP_PIN)))
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#define CC2520_FIFO_IS_1 (!!(CC2520_FIFO_PORT(IN) & BV(CC2520_FIFO_PIN)))
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#define CC2520_CCA_IS_1 (!!(CC2520_CCA_PORT(IN) & BV(CC2520_CCA_PIN)))
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#define CC2520_SFD_IS_1 (!!(CC2520_SFD_PORT(IN) & BV(CC2520_SFD_PIN)))
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/* The CC2520 reset pin. */
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#define SET_RESET_INACTIVE() (CC2520_RESET_PORT(OUT) |= BV(CC2520_RESET_PIN))
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#define SET_RESET_ACTIVE() (CC2520_RESET_PORT(OUT) &= ~BV(CC2520_RESET_PIN))
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/* CC2520 voltage regulator enable pin. */
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#define SET_VREG_ACTIVE() (CC2520_VREG_PORT(OUT) |= BV(CC2520_VREG_PIN))
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#define SET_VREG_INACTIVE() (CC2520_VREG_PORT(OUT) &= ~BV(CC2520_VREG_PIN))
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/* CC2520 rising edge trigger for external interrupt 0 (FIFOP). */
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#define CC2520_FIFOP_INT_INIT() do { \
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CC2520_FIFOP_PORT(IES) &= ~BV(CC2520_FIFOP_PIN); \
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CC2520_CLEAR_FIFOP_INT(); \
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} while(0)
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/* FIFOP on external interrupt 0. */
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/* FIFOP on external interrupt 0. */
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#define CC2520_ENABLE_FIFOP_INT() do { P1IE |= BV(CC2520_FIFOP_PIN); } while (0)
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#define CC2520_DISABLE_FIFOP_INT() do { P1IE &= ~BV(CC2520_FIFOP_PIN); } while (0)
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#define CC2520_CLEAR_FIFOP_INT() do { P1IFG &= ~BV(CC2520_FIFOP_PIN); } while (0)
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/*
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* Enables/disables CC2520 access to the SPI bus (not the bus).
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* (Chip Select)
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*/
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/* ENABLE CSn (active low) */
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#define CC2520_SPI_ENABLE() do{ UCB0CTL1 &= ~UCSWRST; clock_delay(5); P3OUT &= ~BIT0;clock_delay(5);}while(0)
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/* DISABLE CSn (active low) */
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#define CC2520_SPI_DISABLE() do{clock_delay(5);UCB0CTL1 |= UCSWRST;clock_delay(1); P3OUT |= BIT0;clock_delay(5);}while(0)
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#define CC2520_SPI_IS_ENABLED() ((CC2520_CSN_PORT(OUT) & BV(CC2520_CSN_PIN)) != BV(CC2520_CSN_PIN))
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#endif /* PLATFORM_CONF_H_ */
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