From 476b5911151770db0f8087f26dad194985e27d3d Mon Sep 17 00:00:00 2001 From: patacongo Date: Sun, 3 Jul 2011 16:31:10 +0000 Subject: Add board configuration for Sure Electronics PIC32MX board git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3741 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/configs/sure-pic32mx/src/up_nsh.c | 322 ++++++++++++++++++++++++++++++++ 1 file changed, 322 insertions(+) create mode 100644 nuttx/configs/sure-pic32mx/src/up_nsh.c (limited to 'nuttx/configs/sure-pic32mx/src/up_nsh.c') diff --git a/nuttx/configs/sure-pic32mx/src/up_nsh.c b/nuttx/configs/sure-pic32mx/src/up_nsh.c new file mode 100644 index 000000000..d83cfea4c --- /dev/null +++ b/nuttx/configs/sure-pic32mx/src/up_nsh.c @@ -0,0 +1,322 @@ +/**************************************************************************** + * config/sure-pic32mx/src/up_nsh.c + * arch/arm/src/board/up_nsh.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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 NuttX 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 COPYRIGHT HOLDERS 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 + * COPYRIGHT OWNER 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include + +#include +#include +#include + +#include "pic32mx_internal.h" +#include "sure-internal.h" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* PORT and SLOT number probably depend on the board configuration */ + +#ifdef CONFIG_ARCH_BOARD_SUREPIC32MX +# define CONFIG_NSH_HAVEMMCSD 1 +# define CONFIG_NSH_HAVEUSBHOST 1 +# if !defined(CONFIG_NSH_MMCSDSPIPORTNO) || CONFIG_NSH_MMCSDSPIPORTNO != 1 +# error "The Sure PIC32MX MMC/SD is on SPI2" +# undef CONFIG_NSH_MMCSDSPIPORTNO +# define CONFIG_NSH_MMCSDSPIPORTNO 2 +# endif +# if !defined(CONFIG_NSH_MMCSDSLOTNO) || CONFIG_NSH_MMCSDSLOTNO != 0 +# error "The Sure PIC32MX MMC/SD is only one slot (0)" +# undef CONFIG_NSH_MMCSDSLOTNO +# define CONFIG_NSH_MMCSDSLOTNO 0 +# endif +# ifndef CONFIG_PIC32MX_SPI2 +# warning "CONFIG_PIC32MX_SPI2 is not enabled" +# undef CONFIG_NSH_HAVEMMCSD +# endif +#else +# error "Unrecognized board" +# undef CONFIG_NSH_HAVEMMCSD +# undef CONFIG_NSH_HAVEUSBHOST +#endif + +/* Can't support MMC/SD features if mountpoints are disabled */ + +#if defined(CONFIG_DISABLE_MOUNTPOINT) +# undef CONFIG_NSH_HAVEMMCSD +#endif + +#ifndef CONFIG_NSH_MMCSDMINOR +# define CONFIG_NSH_MMCSDMINOR 0 +#endif + +/* USB Host */ + +#ifdef CONFIG_USBHOST +# ifndef CONFIG_PIC32MX_USBHOST +# error "CONFIG_PIC32MX_USBHOST is not selected" +# endif +#endif + +#ifdef CONFIG_PIC32MX_USBHOST +# ifndef CONFIG_USBHOST +# warning "CONFIG_USBHOST is not selected" +# endif +#endif + +#if !defined(CONFIG_USBHOST) || !defined(CONFIG_PIC32MX_USBHOST) +# undef CONFIG_NSH_HAVEUSBHOST +#endif + +#ifdef CONFIG_NSH_HAVEUSBHOST +# ifndef CONFIG_USBHOST_DEFPRIO +# define CONFIG_USBHOST_DEFPRIO 50 +# endif +# ifndef CONFIG_USBHOST_STACKSIZE +# define CONFIG_USBHOST_STACKSIZE 1024 +# endif +#endif + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lib_lowprintf(__VA_ARGS__) +# else +# define message(...) printf(__VA_ARGS__) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lib_lowprintf +# else +# define message printf +# endif +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +#ifdef CONFIG_NSH_HAVEUSBHOST +static struct usbhost_driver_s *g_drvr; +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_waiter + * + * Description: + * Wait for USB devices to be connected. + * + ****************************************************************************/ + +#ifdef CONFIG_NSH_HAVEUSBHOST +static int nsh_waiter(int argc, char *argv[]) +{ + bool connected = false; + int ret; + + message("nsh_waiter: Running\n"); + for (;;) + { + /* Wait for the device to change state */ + + ret = DRVR_WAIT(g_drvr, connected); + DEBUGASSERT(ret == OK); + + connected = !connected; + message("nsh_waiter: %s\n", connected ? "connected" : "disconnected"); + + /* Did we just become connected? */ + + if (connected) + { + /* Yes.. enumerate the newly connected device */ + + (void)DRVR_ENUMERATE(g_drvr); + } + } + + /* Keep the compiler from complaining */ + + return 0; +} +#endif + +/**************************************************************************** + * Name: nsh_sdinitialize + * + * Description: + * Initialize SPI-based microSD. + * + ****************************************************************************/ + +#ifdef CONFIG_NSH_HAVEMMCSD +static int nsh_sdinitialize(void) +{ + FAR struct spi_dev_s *ssp; + int ret; + + /* Get the SPI port */ + + ssp = up_spiinitialize(CONFIG_NSH_MMCSDSPIPORTNO); + if (!ssp) + { + message("nsh_archinitialize: Failed to initialize SPI port %d\n", + CONFIG_NSH_MMCSDSPIPORTNO); + ret = -ENODEV; + goto errout; + } + + message("Successfully initialized SPI port %d\n", + CONFIG_NSH_MMCSDSPIPORTNO); + + /* Bind the SPI port to the slot */ + + ret = mmcsd_spislotinitialize(CONFIG_NSH_MMCSDMINOR, + CONFIG_NSH_MMCSDSLOTNO, ssp); + if (ret < 0) + { + message("nsh_sdinitialize: " + "Failed to bind SPI port %d to MMC/SD slot %d: %d\n", + CONFIG_NSH_MMCSDSPIPORTNO, + CONFIG_NSH_MMCSDSLOTNO, ret); + goto errout; + } + + message("Successfuly bound SPI port %d to MMC/SD slot %d\n", + CONFIG_NSH_MMCSDSPIPORTNO, + CONFIG_NSH_MMCSDSLOTNO); + return OK; + +errout: + return ret; +} +#else +# define nsh_sdinitialize() (OK) +#endif + +/**************************************************************************** + * Name: nsh_usbhostinitialize + * + * Description: + * Initialize SPI-based microSD. + * + ****************************************************************************/ + +#ifdef CONFIG_NSH_HAVEUSBHOST +static int nsh_usbhostinitialize(void) +{ + int pid; + int ret; + + /* First, register all of the class drivers needed to support the drivers + * that we care about: + */ + + message("nsh_usbhostinitialize: Register class drivers\n"); + ret = usbhost_storageinit(); + if (ret != OK) + { + message("nsh_usbhostinitialize: Failed to register the mass storage class\n"); + } + + /* Then get an instance of the USB host interface */ + + message("nsh_usbhostinitialize: Initialize USB host\n"); + g_drvr = usbhost_initialize(0); + if (g_drvr) + { + /* Start a thread to handle device connection. */ + + message("nsh_usbhostinitialize: Start nsh_waiter\n"); + +#ifndef CONFIG_CUSTOM_STACK + pid = task_create("usbhost", CONFIG_USBHOST_DEFPRIO, + CONFIG_USBHOST_STACKSIZE, + (main_t)nsh_waiter, (const char **)NULL); +#else + pid = task_create("usbhost", CONFIG_USBHOST_DEFPRIO, + (main_t)nsh_waiter, (const char **)NULL); +#endif + return pid < 0 ? -ENOEXEC : OK; + } + return -ENODEV; +} +#else +# define nsh_usbhostinitialize() (OK) +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +int nsh_archinitialize(void) +{ + int ret; + + /* Initialize SPI-based microSD */ + + ret = nsh_sdinitialize(); + if (ret == OK) + { + /* Initialize USB host */ + + ret = nsh_usbhostinitialize(); + } + return ret; +} -- cgit v1.2.3