Calypso update from Denis Carkiki. Adds UWire driver and support for external memory in NuttX heap

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4733 42af7a65-404d-4744-a932-0658087f49c3

configs/compal_e99/nsh_highram/defconfig

@@ -69,6 +69,9 @@ CONFIG_ARCH_BOARD_COMPALE99=y
 CONFIG_BOARD_LOOPSPERMSEC=1250
 CONFIG_ROM_VECTORS=n
 CONFIG_DRAM_END=0x00840000
+CONFIG_MM_REGIONS=2
+CONFIG_HEAP2_START=0x01000000
+CONFIG_HEAP2_END=0x01200000
 CONFIG_ARCH_LEDS=n
 CONFIG_ARCH_INTERRUPTSTACK=1024
 CONFIG_ARCH_STACKDUMP=y
@@ -88,7 +91,7 @@ CONFIG_ARCH_STACKDUMP=y
 # CONFIG_UART_*_PARTIY - 0=no parity, 1=odd parity, 2=even parity
 # CONFIG_UART_*_2STOP - Two stop bits
 #
-CONFIG_SERCOMM_CONSOLE=y
+CONFIG_SERCOMM_CONSOLE=n
 CONFIG_SERIAL_IRDA_CONSOLE=n
 CONFIG_UART_IRDA_HWFLOWCONTROL=n
 CONFIG_UART_MODEM_HWFLOWCONTROL=n
@@ -104,6 +107,7 @@ CONFIG_UART_IRDA_PARITY=0
 CONFIG_UART_MODEM_PARITY=0
 CONFIG_UART_IRDA_2STOP=0
 CONFIG_UART_MODEM_2STOP=0
+CONFIG_STDIO_LINE_BUFFER=y
 
 #
 # C5471 Ethernet Driver settings
@@ -205,7 +209,6 @@ CONFIG_HAVE_LIBM=n
 CONFIG_DEBUG=n
 CONFIG_DEBUG_VERBOSE=n
 CONFIG_DEBUG_SYMBOLS=n
-CONFIG_MM_REGIONS=2
 CONFIG_ARCH_LOWPUTC=y
 CONFIG_RR_INTERVAL=200
 CONFIG_SCHED_INSTRUMENTATION=n
@@ -246,7 +249,7 @@ CONFIG_DISABLE_PTHREAD=n
 CONFIG_DISABLE_SIGNALS=n
 CONFIG_DISABLE_MQUEUE=y
 CONFIG_DISABLE_MOUNTPOINT=n
-CONFIG_DISABLE_ENVIRON=y
+CONFIG_DISABLE_ENVIRON=n
 CONFIG_DISABLE_POLL=y
 
 #