diff options
Diffstat (limited to 'nuttx/configs/nucleus2g/src/up_nsh.c')
-rwxr-xr-x | nuttx/configs/nucleus2g/src/up_nsh.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/nuttx/configs/nucleus2g/src/up_nsh.c b/nuttx/configs/nucleus2g/src/up_nsh.c new file mode 100755 index 000000000..3cd3515fe --- /dev/null +++ b/nuttx/configs/nucleus2g/src/up_nsh.c @@ -0,0 +1,155 @@ +/**************************************************************************** + * config/nucleus2g/src/up_nsh.c + * arch/arm/src/board/up_nsh.c + * + * Copyright (C) 2010 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 <nuttx/config.h> + +#include <stdio.h> +#include <debug.h> +#include <errno.h> + +#include <nuttx/spi.h> +#include <nuttx/mmcsd.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* PORT and SLOT number probably depend on the board configuration */ + +#ifdef CONFIG_ARCH_BOARD_NUCLEUS2G +# define CONFIG_EXAMPLES_NSH_HAVEUSBDEV 1 +# define CONFIG_EXAMPLES_NSH_HAVEMMCSD 1 +# if !defined(CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO) || CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO != 0 +# error "The Nucleus-2G MMC/SD is on SSP0" +# undef CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO +# define CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO 0 +# endif +# if !defined(CONFIG_EXAMPLES_NSH_MMCSDSLOTNO) || CONFIG_EXAMPLES_NSH_MMCSDSLOTNO != 0 +# error "The Nucleus-2G MMC/SD is only one slot (0)" +# undef CONFIG_EXAMPLES_NSH_MMCSDSLOTNO +# define CONFIG_EXAMPLES_NSH_MMCSDSLOTNO 0 +# endif +# ifndef CONFIG_LPC17_SSP0 +# warning "CONFIG_LPC17_SSP0 is not enabled" +# endif +#else +# error "Unrecognized board" +# undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV +# undef CONFIG_EXAMPLES_NSH_HAVEMMCSD +#endif + +/* Can't support USB features if USB is not enabled */ + +#ifndef CONFIG_USBDEV +# undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV +#endif + +/* Can't support MMC/SD features if mountpoints are disabled */ + +#if defined(CONFIG_DISABLE_MOUNTPOINT) +# undef CONFIG_EXAMPLES_NSH_HAVEMMCSD +#endif + +#ifndef CONFIG_EXAMPLES_NSH_MMCSDMINOR +# define CONFIG_EXAMPLES_NSH_MMCSDMINOR 0 +#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 + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +int nsh_archinitialize(void) +{ + FAR struct spi_dev_s *ssp; + int ret; + + /* Get the SSP port */ + + ssp = up_spiinitialize(CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO); + if (!ssp) + { + message("nsh_archinitialize: Failed to initialize SSP port %d\n", + CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO); + return -ENODEV; + } + + message("Successfully initialized SSP port %d\n", + CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO); + + /* Bind the SSP port to the slot */ + + ret = mmcsd_spislotinitialize(CONFIG_EXAMPLES_NSH_MMCSDMINOR, CONFIG_EXAMPLES_NSH_MMCSDSLOTNO, ssp); + if (ret < 0) + { + message("nsh_archinitialize: Failed to bind SSP port %d to MMC/SD slot %d: %d\n", + CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO, CONFIG_EXAMPLES_NSH_MMCSDSLOTNO, ret); + return ret; + } + + message("Successfuly bound SSP port %d to MMC/SD slot %d\n", + CONFIG_EXAMPLES_NSH_MMCSDSPIPORTNO, CONFIG_EXAMPLES_NSH_MMCSDSLOTNO); + return OK; +} |