Add a directory to hold board-specific drivers

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@151 42af7a65-404d-4744-a932-0658087f49c3

configs/README.txt

@@ -25,6 +25,8 @@ following characteristics:
 
 	<board-name>
 	|-- include/
+	|-- src/
+	|   `-- Makefile
 	|-- Make.defs
 	|-- defconfig
 	`-- setenv.sh
@@ -32,12 +34,20 @@ following characteristics:
 Summary of Files
 ^^^^^^^^^^^^^^^^
 
-include/ -- This directoy contains board specific header files.  This
+include/ -- This directory contains board specific header files.  This
   directory will be linked as include/arch/board at configuration time and
   can be included via '#include <arch/board/header.h>'.  These header file
   can only be included by files in arch/<arch-name>include/ and
   arch/<arch-name>/src
 
+src/ -- This directory contains board specific drivers.  This
+  directory will be linked as arch/<arch-name>/src/board at configuration
+  time and will be integrated into the build system.
+
+src/Makefile -- This makefile will be invoked to build the board specific
+  drivers.  It must support the following targets:  libext$(LIBEXT), clean,
+  and distclean.
+
 Make.defs -- This makefile fragment provides architecture and
   tool-specific build options.  It will be included by all other
   makefiles in the build (once it is installed).  This make fragment

configs/c5471evm/defconfig

@@ -35,15 +35,19 @@
 #
 # architecture selection
 #
-# CONFIG_ARCH - identifies the arch subdirectory
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
-# CONFIG_ARCH_name - for use in C code
+#   processor architecture.
-# CONFIG_BOARD - identifies the configs subdirectory
+# CONFIG_ARCH_name - for use in C code.  This identifies the
-# CONFIG_BARD_name - for use in C code
+#   particular chip or SoC that the architecture is implemented
+#   in.
+# CONFIG_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_BOARD_name - for use in C code
 # CONFIG_ROM_VECTORS - unique to c5471
 # CONFIG_DRAM_END - the size of installed DRAM.
 #   Unique to c5471
-# CONFIG_C5471_LEDS - Use LEDs to show state. Unique to c5471.
+# CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to c5471.
-# CONFIG_C5471_STACKDUMP - Do stack dumps after assertions
+# CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
 #
 CONFIG_ARCH=c5471
 CONFIG_ARCH_C5471=y
@@ -51,8 +55,8 @@ CONFIG_BOARD=c5471evm
 CONFIG_BOARD_C5471EVM=y
 CONFIG_ROM_VECTORS=n
 CONFIG_DRAM_END=0x11000000
-CONFIG_C5471_LEDS=y
+CONFIG_ARCH_LEDS=y
-CONFIG_C5471_STACKDUMP=y
+CONFIG_ARCH_STACKDUMP=y
 
 #
 # C5471 specific device driver settings

configs/m68332evb/defconfig

@@ -35,10 +35,14 @@
 #
 # architecture selection
 #
-# CONFIG_ARCH - identifies the arch subdirectory
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
-# CONFIG_ARCH_name - for use in C code
+#   processor architecture.
-# CONFIG_BOARD - identifies the configs subdirectory
+# CONFIG_ARCH_name - for use in C code.  This identifies the
-# CONFIG_BARD_name - for use in C code
+#   particular chip or SoC that the architecture is implemented
+#   in.
+# CONFIG_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_BOARD_name - for use in C code
 # CONFIG_DRAM_SIZE - Describes the installed DRAM.
 # CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
 #

configs/ntosd-dm320/defconfig

@@ -35,10 +35,14 @@
 #
 # architecture selection
 #
-# CONFIG_ARCH - identifies the arch subdirectory
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
-# CONFIG_ARCH_name - for use in C code
+#   processor architecture.
-# CONFIG_BOARD - identifies the configs subdirectory
+# CONFIG_ARCH_name - for use in C code.  This identifies the
-# CONFIG_BARD_name - for use in C code
+#   particular chip or SoC that the architecture is implemented
+#   in.
+# CONFIG_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_BOARD_name - for use in C code
 # CONFIG_ROM_VECTORS - unique to dm320
 # CONFIG_DRAM_SIZE - Describes the installed DRAM.
 # CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions

configs/pjrc-8051/defconfig

@@ -35,9 +35,13 @@
 #
 # Architecture selection
 #
-# CONFIG_ARCH - identifies the arch subdirectory
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
+#   processor architecture.
 # CONFIG_ARCH_8051 - Set if processor is 8051 family
 # CONFIG_ARCH_8052 = Set if processor is 8052 family
+# CONFIG_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_BOARD_name - for use in C code
 # CONFIG_BOARD - identifies the configs subdirectory
 # CONFIG_BARD_name - for use in C code
 #

configs/sim/defconfig

@@ -35,10 +35,14 @@
 #
 # architecture selection
 #
-# CONFIG_ARCH - identifies the arch subdirectory
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
-# CONFIG_ARCH_name - for use in C code
+#   processor architecture.
-# CONFIG_BOARD - identifies the configs subdirectory
+# CONFIG_ARCH_name - for use in C code.  This identifies the
-# CONFIG_BARD_name - for use in C code
+#   particular chip or SoC that the architecture is implemented
+#   in.
+# CONFIG_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_BOARD_name - for use in C code
 #
 CONFIG_ARCH=sim
 CONFIG_ARCH_SIM=y