board.h

本程序是以前程序的升级

/* ----------------------------------------------------------------------------
 *         ATMEL Microcontroller Software Support
 * ----------------------------------------------------------------------------
 * Copyright (c) 2008, Atmel Corporation
 *
 * All rights reserved.
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//------------------------------------------------------------------------------
/// \dir
/// !Purpose
///
/// Definition and functions for using AT91SAM9M10-related features, such
/// has PIO pins, memories, etc.
///
/// !Usage
/// -# The code for booting the board is provided by board_cstartup.S and
///    board_lowlevel.c.
/// -# For using board PIOs, board characteristics (clock, etc.) and external
///    components, see board.h.
/// -# For manipulating memories (remapping, SDRAM, etc.), see board_memories.h.
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \unit
/// !Purpose
///
/// Definition of AT91SAM9M10-EK characteristics, AT91SAM9M10-dependant PIOs and
/// external components interfacing.
///
/// !Usage
/// -# For operating frequency information, see "SAM9M10-EK - Operating frequencies".
/// -# For using portable PIO definitions, see "SAM9M10-EK - PIO definitions".
/// -# Several USB definitions are included here (see "SAM9M10-EK - USB device").
/// -# For external components definitions, see "SAM79260-EK - External components".
/// -# For memory-related definitions, see "SAM79260-EK - Memories".
//------------------------------------------------------------------------------

#ifndef BOARD_H
#define BOARD_H

//------------------------------------------------------------------------------
//         Headers
//------------------------------------------------------------------------------

#if defined(at91sam9m10)
    #include "at91sam9m10/AT91SAM9M10.h"
#else
    #error Board does not support the specified chip.
#endif

//------------------------------------------------------------------------------
//         Definitions
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM9M10-EK - Board Description"
/// This page lists several definition related to the board description.
///
/// !Definitions
/// - BOARD_NAME

/// Name of the board.
#define BOARD_NAME              "AT91SAM9M10-EK"
/// Board definition.
#define at91sam9m10ek
/// Family definition (already defined).
//#define at91sam9m10
/// CP15 available
#define CP15_PRESENT
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM9M10-EK - Operating frequencies"
/// This page lists several definition related to the board operating frequency
/// (when using the initialization done by board_lowlevel.c).
///
/// !Definitions
/// - BOARD_MAINOSC
/// - BOARD_MCK

/// Frequency of the board main oscillator.
#define BOARD_MAINOSC           12000000

/// Master clock frequency (when using board_lowlevel.c).
// ((12MHz / DIVA / PLLADIV2 / MDIV) * (MULA+1)
#define BOARD_MCK               ((unsigned long)((BOARD_MAINOSC / 3 / 2 / 3) * 200 )) // 133MHz
//#define BOARD_MCK               ((unsigned long)((BOARD_MAINOSC / 3 / 2 / 4) * 200 )) // 100MHz

//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM9RL-EK - USB device"
/// This page lists constants describing several characteristics (controller
/// type, D+ pull-up type, etc.) of the USB device controller of the chip/board.
///
/// !Constants
/// - BOARD_USB_UDPHS
/// - BOARD_USB_PULLUP_INTERNAL
/// - BOARD_USB_NUMENDPOINTS
/// - BOARD_USB_ENDPOINTS_MAXPACKETSIZE
/// - BOARD_USB_ENDPOINTS_BANKS
/// - BOARD_USB_BMATTRIBUTES

/// Chip has a UDPHS controller.
#define BOARD_USB_UDPHS

/// Indicates the D+ pull-up is internal to the USB controller.
#define BOARD_USB_PULLUP_INTERNAL

/// Number of endpoints in the USB controller.
#define BOARD_USB_NUMENDPOINTS                  7

/// Returns the maximum packet size of the given endpoint.
#define BOARD_USB_ENDPOINTS_MAXPACKETSIZE(i)    ((i == 0) ? 64 : 1024)

/// Returns the number of FIFO banks for the given endpoint.
#define BOARD_USB_ENDPOINTS_BANKS(i)            ((i == 0) ? 1 : ((i == 1) || (i == 2)) ? 2 : 3)

/// USB attributes configuration descriptor (bus or self powered, remote wakeup)
//#define BOARD_USB_BMATTRIBUTES                  USBConfigurationDescriptor_SELFPOWERED_RWAKEUP
#define BOARD_USB_BMATTRIBUTES                  USBConfigurationDescriptor_SELFPOWERED_NORWAKEUP
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM9M10-EK - PIO definitions"
/// This pages lists all the pio definitions contained in board.h. The constants
/// are named using the following convention: PIN_* for a constant which defines
/// a single Pin instance (but may include several PIOs sharing the same
/// controller), and PINS_* for a list of Pin instances.
///
/// !DBGU
/// - PINS_DBGU
///
/// !LEDs
/// - PIN_LED_0
/// - PIN_LED_1
/// - PINS_LEDS
/// - LED_POWER
/// - LED_DS1
///
/// !Push buttons
/// - PIN_PUSHBUTTON_1
/// - PIN_PUSHBUTTON_2
/// - PINS_PUSHBUTTONS
/// - PUSHBUTTON_BP1
/// - PUSHBUTTON_BP2
/// - JOYSTICK_LEFT
/// - JOYSTICK_RIGHT
///
/// !USART0
/// - PIN_USART0_RXD
/// - PIN_USART0_TXD
///
/// !SPI0
/// - PIN_SPI0_MISO
/// - PIN_SPI0_MOSI
/// - PIN_SPI0_SPCK
/// - PINS_SPI0
/// - PIN_SPI0_NPCS0
/// - PIN_SPI0_NPCS1
///
/// !SSC
/// - PINS_SSC_TX
///
/// !USB
/// - PIN_USB_VBUS
///
/// !MCI
/// - PINS_MCI
///
/// !TWI
/// - PINS_TWI0
///
/// !TSADC
/// - PINS_TSADCC

/// List of all DBGU pin definitions.
#define PINS_DBGU  {(1<<12) | (1<<13), AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}

/// LED #0 pin definition.
#define PIN_LED_0   {1 << 0, AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_OUTPUT_0, PIO_DEFAULT}
/// LED #1 pin definition.
#define PIN_LED_1   {1 << 31, AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_OUTPUT_1, PIO_DEFAULT}
/// List of all LED definitions.
#define PINS_LEDS   PIN_LED_0, PIN_LED_1
/// Power LED index.
#define LED_POWER       0
/// DS1 LED index.
#define LED_DS1         1

/// Push button #1 pin definition.
#define PIN_PUSHBUTTON_1  {1 << 30, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
/// Pusb button #2 pin definition.
#define PIN_PUSHBUTTON_2  {1 << 31, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_INPUT, PIO_PULLUP}
/// List of all pushbutton pin definitions.
#define PINS_PUSHBUTTONS  PIN_PUSHBUTTON_1, PIN_PUSHBUTTON_2
/// Push button #1 index.
#define PUSHBUTTON_BP1   0
/// Push button #2 index.
#define PUSHBUTTON_BP2   1
/// Simulated joystick LEFT index.
#define JOYSTICK_LEFT    0
/// Simulated joystick RIGHT index.
#define JOYSTICK_RIGHT   1

/// USART0 TXD pin definition.
#define PIN_USART0_TXD  {1 << 19, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}
/// USART0 RXD pin definition.
#define PIN_USART0_RXD  {1 << 18, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}
/// USART0 RTS pin definition.
#define PIN_USART0_RTS  {1 << 17, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_B, PIO_DEFAULT}
/// USART0 CTS pin definition.
#define PIN_USART0_CTS  {1 << 15, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_B, PIO_DEFAULT}
/// USART0 SCK pin definition.
#define PIN_USART0_SCK  {1 << 16, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}

/// SPI0 MISO pin definition.
#define PIN_SPI0_MISO  {1 << 0, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_PULLUP}
/// SPI0 MOSI pin definition.
#define PIN_SPI0_MOSI  {1 << 1, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}
/// SPI0 SPCK pin definition.
#define PIN_SPI0_SPCK  {1 << 2, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}
/// List of SPI0 pin definitions (MISO, MOSI & SPCK).
#define PINS_SPI0      PIN_SPI0_MISO, PIN_SPI0_MOSI, PIN_SPI0_SPCK
/// SPI0 chip select 0 pin definition.
#define PIN_SPI0_NPCS0 {1 << 3, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_PERIPH_A, PIO_DEFAULT}

/// SSC transmitter pins definition.
//#define PINS_SSC_TX  {0x00038000, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}

/// USB VBus monitoring pin definition.
#define PIN_USB_VBUS    {1 << 19, AT91C_BASE_PIOB, AT91C_ID_PIOB, PIO_INPUT, PIO_DEFAULT}

/// List of MCI pins definitions.
#define PINS_MCI0 \
    {(0x3F <<  0), AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_PULLUP}
#define PINS_MCI1 \
    {(0x3F << 22), AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_PULLUP}
#define PINS_MCI0_CD \
    {AT91C_PIO_PD10, AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_INPUT, PIO_PULLUP}
#define PINS_MCI1_CD \
    {AT91C_PIO_PD11, AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_INPUT, PIO_PULLUP}
#define PINS_MCI1_WP \
    {AT91C_PIO_PD29, AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_INPUT, PIO_PULLUP}

/*
#define PINS_MCI  \
    {0x0000003B, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_B, PIO_PULLUP}, \
    {1 << 8, AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
*/
/// TWI  version 3xx
#define TWI_V3XX
/// TWI pins definition.
#define PINS_TWI0  {(1<<20) | (1<<21), AT91C_BASE_PIOA, AT91C_ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}

/// TSADCC pins definition.
#define PINS_TSADCC {(1 << 20)|(1 << 21)|(1 << 22)|(1 << 23),\
                     AT91C_BASE_PIOD, AT91C_ID_PIOD_E, PIO_PERIPH_B, PIO_DEFAULT}
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
/// \page "SAM9M10-EK - External components"
/// This page lists the definitions related to external on-board components
/// located in the board.h file for the AT91SAM9M10-EK.
///
/// !AT45 Dataflash Card (A)
/// - BOARD_AT45_A_SPI_BASE
/// - BOARD_AT45_A_SPI_ID
/// - BOARD_AT45_A_SPI_PINS
/// - BOARD_AT45_A_SPI
/// - BOARD_AT45_A_NPCS