Merged in masayuki2009/nuttx.nuttx/spresense_with_elf (pull request #1082)

boards: spresense: rndis and wifi configurations support elf

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

Approved-by: Gregory Nutt <gnutt@nuttx.org>

boards/arm/cxd56xx/spresense/configs/rndis/defconfig

@@ -28,7 +28,8 @@ CONFIG_CXD56_SDIO=y
 CONFIG_CXD56_USBDEV=y
 CONFIG_DEBUG_FULLOPT=y
 CONFIG_DEBUG_SYMBOLS=y
-CONFIG_EXAMPLES_HELLO=y
+CONFIG_ELF=y
+CONFIG_EXAMPLES_HELLO=m
 CONFIG_EXAMPLES_WEBSERVER=y
 CONFIG_FAT_LCNAMES=y
 CONFIG_FAT_LFN=y
@@ -41,6 +42,8 @@ CONFIG_FS_SMARTFS=y
 CONFIG_HAVE_CXX=y
 CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_I2C=y
+CONFIG_LIBC_EXECFUNCS=y
+CONFIG_LIB_ENVPATH=y
 CONFIG_MAX_TASKS=16
 CONFIG_MAX_WDOGPARMS=2
 CONFIG_MMCSD=y
@@ -84,6 +87,7 @@ CONFIG_NSH_DISABLE_TELNETD=y
 CONFIG_NSH_READLINE=y
 CONFIG_NSH_TELNETD_CLIENTSTACKSIZE=3072
 CONFIG_NSH_WGET_USERAGENT="NuttX/7.2x.x (; http://www.nuttx.org/)"
+CONFIG_PATH_INITIAL="/mnt/sd0/bin"
 CONFIG_PREALLOC_MQ_MSGS=4
 CONFIG_PREALLOC_TIMERS=4
 CONFIG_PREALLOC_WDOGS=16
@@ -105,9 +109,13 @@ CONFIG_STACK_COLORATION=y
 CONFIG_START_DAY=16
 CONFIG_START_MONTH=7
 CONFIG_START_YEAR=2019
+CONFIG_SYMTAB_ORDEREDBYNAME=y
 CONFIG_SYSLOG_TIMESTAMP=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_SYSTEM_NSH_CXXINITIALIZE=y
+CONFIG_SYSTEM_NSH_SYMTAB=y
+CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME="g_symtab"
+CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME="g_nsymbols"
 CONFIG_SYSTEM_PING=y
 CONFIG_TELNET_CHARACTER_MODE=y
 CONFIG_TESTING_OSTEST=y

boards/arm/cxd56xx/spresense/configs/wifi/defconfig

@@ -31,7 +31,8 @@ CONFIG_CXD56_USBDEV=y
 CONFIG_DEBUG_FULLOPT=y
 CONFIG_DEBUG_SYMBOLS=y
 CONFIG_DRIVERS_WIRELESS=y
-CONFIG_EXAMPLES_HELLO=y
+CONFIG_ELF=y
+CONFIG_EXAMPLES_HELLO=m
 CONFIG_EXAMPLES_WEBSERVER=y
 CONFIG_FAT_LCNAMES=y
 CONFIG_FAT_LFN=y
@@ -44,6 +45,8 @@ CONFIG_FS_SMARTFS=y
 CONFIG_HAVE_CXX=y
 CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_I2C=y
+CONFIG_LIBC_EXECFUNCS=y
+CONFIG_LIB_ENVPATH=y
 CONFIG_LIB_SENDFILE_BUFSIZE=1024
 CONFIG_MAX_WDOGPARMS=2
 CONFIG_MMCSD=y
@@ -82,6 +85,7 @@ CONFIG_NSH_DISABLE_IFUPDOWN=y
 CONFIG_NSH_DISABLE_NSLOOKUP=y
 CONFIG_NSH_READLINE=y
 CONFIG_NSH_WGET_USERAGENT="NuttX/7.2x.x (; http://www.nuttx.org/)"
+CONFIG_PATH_INITIAL="/mnt/sd0/bin"
 CONFIG_PREALLOC_MQ_MSGS=4
 CONFIG_PREALLOC_TIMERS=4
 CONFIG_PREALLOC_WDOGS=16
@@ -102,10 +106,14 @@ CONFIG_STACK_COLORATION=y
 CONFIG_START_DAY=16
 CONFIG_START_MONTH=7
 CONFIG_START_YEAR=2019
+CONFIG_SYMTAB_ORDEREDBYNAME=y
 CONFIG_SYSLOG_TIMESTAMP=y
 CONFIG_SYSTEM_DHCPC_RENEW=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_SYSTEM_NSH_CXXINITIALIZE=y
+CONFIG_SYSTEM_NSH_SYMTAB=y
+CONFIG_SYSTEM_NSH_SYMTAB_ARRAYNAME="g_symtab"
+CONFIG_SYSTEM_NSH_SYMTAB_COUNTNAME="g_nsymbols"
 CONFIG_SYSTEM_NTPC=y
 CONFIG_SYSTEM_USBMSC=y
 CONFIG_TESTING_OSTEST=y

boards/arm/cxd56xx/spresense/scripts/gnu-elf.ld

@@ -0,0 +1,140 @@
+/****************************************************************************
+ * boards/arm/cxd56xx/spresense/scripts/gnu-elf.ld
+ *
+ *   Copyright 2019 Sony Home Entertainment & Sound Products Inc.
+ *   Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+SECTIONS
+{
+  .text 0x00000000 :
+    {
+      _stext = . ;
+      *(.text)
+      *(.text.*)
+      *(.gnu.warning)
+      *(.stub)
+      *(.glue_7)
+      *(.glue_7t)
+      *(.jcr)
+
+      /* C++ support:  The .init and .fini sections contain specific logic
+       * to manage static constructors and destructors.
+       */
+
+      *(.gnu.linkonce.t.*)
+      *(.init)             /* Old ABI */
+      *(.fini)             /* Old ABI */
+      _etext = . ;
+    }
+
+  .ARM.extab :
+    {
+      *(.ARM.extab*)
+    }
+
+  .ARM.exidx :
+    {
+      *(.ARM.exidx*)
+    }
+
+  .rodata :
+    {
+      _srodata = . ;
+      *(.rodata)
+      *(.rodata1)
+      *(.rodata.*)
+      *(.gnu.linkonce.r*)
+      _erodata = . ;
+    }
+
+  .data :
+    {
+      _sdata = . ;
+      *(.data)
+      *(.data1)
+      *(.data.*)
+      *(.gnu.linkonce.d*)
+      . = ALIGN(4);
+      _edata = . ;
+    }
+
+  /* C++ support. For each global and static local C++ object,
+   * GCC creates a small subroutine to construct the object. Pointers
+   * to these routines (not the routines themselves) are stored as
+   * simple, linear arrays in the .ctors section of the object file.
+   * Similarly, pointers to global/static destructor routines are
+   * stored in .dtors.
+   */
+
+  .ctors :
+    {
+      _sctors = . ;
+      *(.ctors)       /* Old ABI:  Unallocated */
+      *(.init_array)  /* New ABI:  Allocated */
+      _edtors = . ;
+    }
+
+  .dtors :
+    {
+      _sdtors = . ;
+      *(.dtors)       /* Old ABI:  Unallocated */
+      *(.fini_array)  /* New ABI:  Allocated */
+      _edtors = . ;
+    }
+
+  .bss :
+    {
+      _sbss = . ;
+      *(.bss)
+      *(.bss.*)
+      *(.sbss)
+      *(.sbss.*)
+      *(.gnu.linkonce.b*)
+      *(COMMON)
+      _ebss = . ;
+    }
+
+    /* Stabs debugging sections.    */
+
+    .stab 0 : { *(.stab) }
+    .stabstr 0 : { *(.stabstr) }
+    .stab.excl 0 : { *(.stab.excl) }
+    .stab.exclstr 0 : { *(.stab.exclstr) }
+    .stab.index 0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+    .comment 0 : { *(.comment) }
+    .debug_abbrev 0 : { *(.debug_abbrev) }
+    .debug_info 0 : { *(.debug_info) }
+    .debug_line 0 : { *(.debug_line) }
+    .debug_pubnames 0 : { *(.debug_pubnames) }
+    .debug_aranges 0 : { *(.debug_aranges) }
+}