ae9ef972c0
Current `CONFIG_PAGING` refers to an experimental implementation to enable embedded MCUs with some limited RAM space to execute large programs from some non-random access media. On-demand paging should be implemented for the kernel mode with address environment implementation enabled.
142 lines
4.9 KiB
C
142 lines
4.9 KiB
C
/****************************************************************************
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* boards/arm/lpc31xx/ea3131/src/ea3131.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H
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#define __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/compiler.h>
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#include <stdint.h>
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#include "lpc31_ioconfig.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* EA3131L GPIOs ************************************************************/
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/* LEDs -- interface through an I2C GPIO expander */
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/* BUTTONS -- NOTE that some have EXTI interrupts configured */
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/* SPI Chip Selects */
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/* SPI NOR flash is the only device on SPI. SPI_CS_OUT0 is its chip select */
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#define SPINOR_CS IOCONFIG_SPI_CSOUT0
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/* USB Soft Connect Pullup -- NONE */
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifndef __ASSEMBLY__
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/****************************************************************************
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* Public Functions Definitions
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****************************************************************************/
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/****************************************************************************
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* Name: lpc31_meminitialize
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*
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* Description:
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* Initialize external memory resources (sram, sdram, nand, nor, etc.)
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*
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****************************************************************************/
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#ifdef CONFIG_LPC31_EXTDRAM
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void lpc31_meminitialize(void);
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#endif
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/****************************************************************************
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* Name: lpc31_spidev_initialize
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*
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* Description:
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* Called to configure SPI chip select GPIO pins for the EA3131 board.
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*
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****************************************************************************/
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void weak_function lpc31_spidev_initialize(void);
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/****************************************************************************
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* Name: lpc31_usbdev_initialize
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*
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* Description:
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* Called to setup USB-related GPIO pins for the EA3131 board.
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*
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****************************************************************************/
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#if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBDEV)
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void weak_function lpc31_usbdev_initialize(void);
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#endif
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/****************************************************************************
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* Name: lpc31_usbhost_bootinitialize
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*
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* Description:
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* Called from lpc31_boardinitialize very early in inialization to setup
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* USB host-related GPIO pins for the EA3131 board.
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*
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****************************************************************************/
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#if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBHOST)
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void weak_function lpc31_usbhost_bootinitialize(void);
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#endif
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/****************************************************************************
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* Name: lpc31_usbhost_initialize
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*
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* Description:
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* Called at application startup time to initialize the USB host
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* functionality.
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* This function will start a thread that will monitor for device
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* connection/disconnection events.
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*
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****************************************************************************/
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#if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBHOST)
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int lpc31_usbhost_initialize(void);
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#endif
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/****************************************************************************
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* Name: lpc31_pginitialize
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*
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* Description:
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* Set up mass storage device to support on demand paging.
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*
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****************************************************************************/
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#ifdef CONFIG_LEGACY_PAGING
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void weak_function lpc31_pginitialize(void);
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H */
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