Initial support for Nuttx on TI Calypso platform:

  Add calypso chip and compal E99 board to Nuttx targets
  linker script
  no-brainer / dummy files
  Osmocom's debug.h, defines.h, memory.h for compatibility

16 files changed, 1329 insertions, 1 deletions

diff --git a/nuttx/arch/arm/include/calypso/debug.h b/nuttx/arch/arm/include/calypso/debug.h
new file mode 100644
index 0000000000..27c4185d79
--- /dev/null
+++ b/nuttx/arch/arm/include/calypso/debug.h
@@ -0,0 +1,31 @@
+#ifndef _DEBUG_H
+#define _DEBUG_H
+
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
+#endif
+
+/*
+ * Check at compile time that something is of a particular type.
+ * Always evaluates to 1 so you may use it easily in comparisons.
+ */
+#define typecheck(type,x) \
+({	type __dummy; \
+	typeof(x) __dummy2; \
+	(void)(&__dummy == &__dummy2); \
+	1; \
+})
+
+#ifdef DEBUG
+#define dputchar(x) putchar(x)
+#define dputs(x) puts(x)
+#define dphex(x,y) phex(x,y)
+#define printd(x, args ...) printf(x, ## args)
+#else
+#define dputchar(x)
+#define dputs(x)
+#define dphex(x,y)
+#define printd(x, args ...)
+#endif
+
+#endif /* _DEBUG_H */
diff --git a/nuttx/arch/arm/include/calypso/defines.h b/nuttx/arch/arm/include/calypso/defines.h
new file mode 100644
index 0000000000..3c8732f92f
--- /dev/null
+++ b/nuttx/arch/arm/include/calypso/defines.h
@@ -0,0 +1,18 @@
+
+#ifndef _DEFINES_H
+#define _DEFINES_H
+
+#define __attribute_const__	__attribute__((__const__))
+
+/* type properties */
+#define __packed		__attribute__((packed))
+#define __aligned(alignment)	__attribute__((aligned(alignment)))
+#define __unused		__attribute__((unused))
+
+/* linkage */
+#define __section(name) __attribute__((section(name)))
+
+/* force placement in zero-waitstate memory */
+#define __ramtext __section(".ramtext")
+
+#endif /* !_DEFINES_H */
diff --git a/nuttx/arch/arm/include/calypso/memory.h b/nuttx/arch/arm/include/calypso/memory.h
new file mode 100644
index 0000000000..b0a0490cec
--- /dev/null
+++ b/nuttx/arch/arm/include/calypso/memory.h
@@ -0,0 +1,28 @@
+#ifndef _MEMORY_H
+#define _MEMORY_H
+
+#define __arch_getb(a)			(*(volatile unsigned char *)(a))
+#define __arch_getw(a)			(*(volatile unsigned short *)(a))
+#define __arch_getl(a)			(*(volatile unsigned int *)(a))
+
+#define __arch_putb(v,a)		(*(volatile unsigned char *)(a) = (v))
+#define __arch_putw(v,a)		(*(volatile unsigned short *)(a) = (v))
+#define __arch_putl(v,a)		(*(volatile unsigned int *)(a) = (v))
+
+#define __raw_writeb(v,a)		__arch_putb(v,a)
+#define __raw_writew(v,a)		__arch_putw(v,a)
+#define __raw_writel(v,a)		__arch_putl(v,a)
+
+#define __raw_readb(a)			__arch_getb(a)
+#define __raw_readw(a)			__arch_getw(a)
+#define __raw_readl(a)			__arch_getl(a)
+
+#define writeb(v,a)			__arch_putb(v,a)
+#define writew(v,a)			__arch_putw(v,a)
+#define writel(v,a)			__arch_putl(v,a)
+
+#define readb(a)			__arch_getb(a)
+#define readw(a)			__arch_getw(a)
+#define readl(a)			__arch_getl(a)
+
+#endif /* _MEMORY_H */
diff --git a/nuttx/arch/arm/src/Makefile b/nuttx/arch/arm/src/Makefile
index 22327afc0b..2530c054ee 100644
--- a/nuttx/arch/arm/src/Makefile
+++ b/nuttx/arch/arm/src/Makefile
@@ -67,7 +67,7 @@ SRCS		= $(ASRCS) $(CSRCS)
 OBJS		= $(AOBJS) $(COBJS)
 
 LDFLAGS		= $(ARCHSCRIPT)
-EXTRA_LIBS	=
+#EXTRA_LIBS	=
 
 LINKLIBS	=
 ifeq ($(WINTOOL),y)
diff --git a/nuttx/arch/arm/src/calypso/Make.defs b/nuttx/arch/arm/src/calypso/Make.defs
new file mode 100644
index 0000000000..d1c14d4448
--- /dev/null
+++ b/nuttx/arch/arm/src/calypso/Make.defs
@@ -0,0 +1,53 @@
+############################################################################
+# calypso/Make.defs
+#
+#   Copyright (C) 2007 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#
+#   Copyright (C) 2011 Stefan Richter. All rights reserved.
+#   Author: Stefan Richter <ichgeh@l--putt.de>
+#
+# 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 Gregory Nutt 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.
+#
+############################################################################
+
+HEAD_ASRC	= calypso_head.S
+
+CMN_ASRCS	= up_saveusercontext.S up_fullcontextrestore.S up_vectors.S \
+		  up_nommuhead.S
+CMN_CSRCS	= up_allocateheap.c up_assert.c up_blocktask.c up_copystate.c \
+		  up_createstack.c up_dataabort.c up_mdelay.c up_udelay.c up_doirq.c \
+		  up_exit.c up_idle.c up_initialstate.c up_initialize.c \
+		  up_interruptcontext.c up_prefetchabort.c up_releasepending.c \
+		  up_releasestack.c up_reprioritizertr.c up_schedulesigaction.c \
+		  up_sigdeliver.c up_syscall.c up_unblocktask.c \
+		  up_undefinedinsn.c up_usestack.c
+
+CHIP_ASRCS	= calypso_lowputc.S
+CHIP_CSRCS	= calypso_irq.c calypso_timer.c calypso_heap.c \
+		  clock.c
diff --git a/nuttx/arch/arm/src/calypso/calypso_head.S b/nuttx/arch/arm/src/calypso/calypso_head.S
new file mode 100644
index 0000000000..eb83b68516
--- /dev/null
+++ b/nuttx/arch/arm/src/calypso/calypso_head.S
@@ -0,0 +1,23 @@
+/* Place a branch to the real head at the entry point */
+.section .text.start
+	b	__start
+
+
+/* Exception Vectors like they are needed for the exception vector
+   indirection of the internal boot ROM.  The following section must
+   be liked to appear at 0x80001c */
+.section .text.exceptions
+_undef_instr:
+	b	up_vectorundefinsn
+_sw_interr:
+	b	up_vectorswi
+_prefetch_abort:
+	b	up_vectorprefetch
+_data_abort:
+	b	up_vectordata
+_reserved:
+	b	_reserved
+_irq:
+	b	up_vectorirq
+_fiq:
+	b	up_vectorfiq
diff --git a/nuttx/arch/arm/src/calypso/calypso_lowputc.S b/nuttx/arch/arm/src/calypso/calypso_lowputc.S
new file mode 100644
index 0000000000..bf30fe0337
--- /dev/null
+++ b/nuttx/arch/arm/src/calypso/calypso_lowputc.S
@@ -0,0 +1,136 @@
+/**************************************************************************
+ * calypso/calypso_lowputc.S
+ *
+ *   Copyright (C) 2011 Stefan Richter. All rights reserved.
+ *   Author: Stefan Richter <ichgeh@l--putt.de>
+ *
+ * based on: c5471/c5471_lowputc.S
+ *   Copyright (C) 2007, 2008 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 "chip.h"
+#include "up_arch.h"
+#include "up_internal.h"
+
+/**************************************************************************
+ * Private Definitions
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Types
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Function Prototypes
+ **************************************************************************/
+
+/**************************************************************************
+ * Global Variables
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Variables
+ **************************************************************************/
+
+/**************************************************************************
+ * Private Functions
+ **************************************************************************/
+
+/**************************************************************************
+ * Public Functions
+ **************************************************************************/
+
+/**************************************************************************
+ * Name: up_lowputc
+ **************************************************************************/
+
+/* This assembly language version has the advantage that it can does not
+ * require a C stack and uses only r0-r1.  Hence it can be used during
+ * early boot phases.
+ */
+
+	.text
+	.global	up_putc
+	.type	up_putc, function
+up_putc:
+	.global	up_lowputc
+	.type	up_lowputc, function
+up_lowputc:
+	/* On entry, r0 holds the character to be printed */
+
+#ifdef CONFIG_SERIAL_IRDA_CONSOLE
+	ldr	r2, =UART_IRDA_BASE	/* r2=IRDA UART base */
+#else
+	ldr	r2, =UART_MODEM_BASE	/* r2=Modem UART base */
+#endif
+
+	/* Poll bit 0 of the UART_SSR register.  When the bit
+	 * is clear, the TX FIFO is no longer full
+	 */
+
+1:	ldrb	r1, [r2, #UART_SSR_OFFS]
+	tst	r1, #UART_SSR_TXFULL
+	bne	1b
+
+	/* Send the character by writing it into the UART_THR
+	 * register.
+	 */
+
+	strb     r0, [r2, #UART_THR_OFFS]
+
+	/* Wait for the tranmsit holding regiser (THR) to be
+	 * emptied. This is detemined when bit 6 of the LSR
+	 * is set.
+	 */
+
+2:	ldrb     r1, [r2, #UART_LSR_OFFS]
+	tst     r1, #0x00000020
+	beq     2b
+
+	/* If the character that we just sent was a linefeed,
+	 * then send a carriage return as well.
+	 */
+
+	teq     r0, #'\n'
+	moveq   r0, #'\r'
+	beq     1b
+
+	/* And return */
+
+	mov     pc, lr
+
diff --git a/nuttx/arch/arm/src/calypso/chip.h b/nuttx/arch/arm/src/calypso/chip.h
new file mode 100644
index 0000000000..b837871cd5
--- /dev/null
+++ b/nuttx/arch/arm/src/calypso/chip.h
@@ -0,0 +1,204 @@
+/****************************************************************************
+ * calypso/chip.h
+ *
+ *   Copyright (C) 2011 Stefan Richter. All rights reserved.
+ *   Author: Stefan Richter <ichgeh@l--putt.de>
+ *
+ * based on: c5471/chip.h
+ *   Copyright (C) 2007 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 Gregory Nutt 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.
+ *
+ ****************************************************************************/
+
+#ifndef __CALYPSO_CHIP_H
+#define __CALYPSO_CHIP_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/* UARTs ********************************************************************/
+
+#define UART_IRDA_BASE         0xffff5000
+#define UART_MODEM_BASE        0xffff5800
+#define UARTn_IO_RANGE         0x00000800
+
+/* Common UART Registers.  Expressed as offsets from the BASE address */
+
+#define UART_RHR_OFFS          0x00000000 /* Rcv Holding Register */
+#define UART_THR_OFFS          0x00000000 /* Xmit Holding Register */
+#define UART_FCR_OFFS          0x00000008 /* FIFO Control Register */
+#define UART_RFCR_OFFS         0x00000008 /* Rcv FIFO Control Register */
+#define UART_TFCR_OFFS         0x00000008 /* Xmit FIFO Control Register */
+#define UART_SCR_OFFS          0x0000000c /* Status Control Register */
+#define UART_LCR_OFFS          0x00000010 /* Line Control Register */
+#define UART_LSR_OFFS          0x00000005 /* Line Status Register */
+#define UART_SSR_OFFS          0x00000011 /* Supplementary Status Register */
+#define UART_MCR_OFFS          0x0000001c /* Modem Control Register */
+#define UART_MSR_OFFS          0x00000020 /* Modem Status Register */
+#define UART_IER_OFFS          0x00000024 /* Interrupt Enable Register */
+#define UART_ISR_OFFS          0x00000028 /* Interrupt Status Register */
+#define UART_EFR_OFFS          0x0000002c /* Enhanced Feature Register */
+#define UART_XON1_OFFS         0x00000030 /* XON1 Character Register */
+#define UART_XON2_OFFS         0x00000034 /* XON2 Character Register */
+#define UART_XOFF1_OFFS        0x00000038 /* XOFF1 Character Register */
+#define UART_XOFF2_OFFS        0x0000003c /* XOFF2 Character Register */
+#define UART_SPR_OFFS          0x00000040 /* Scratch-pad Register */
+#define UART_DIV_115K_OFFS     0x00000044 /* Divisor for baud generation */
+#define UART_DIV_BIT_RATE_OFFS 0x00000048 /* For baud rate generation */
+#define UART_TCR_OFFS          0x0000004c /* Transmission Control Register */
+#define UART_TLR_OFFS          0x00000050 /* Trigger Level Register */
+#define UART_MDR_OFFS          0x00000054 /* Mode Definition Register */
+
+/* UART Settings ************************************************************/
+
+/* Miscellaneous UART settings. */
+
+#define UART_RX_FIFO_NOEMPTY 0x00000001
+#define UART_SSR_TXFULL      0x00000001
+#define UART_LSR_TREF        0x00000020
+
+#define UART_XMIT_FIFO_SIZE      64
+#define UART_IRDA_XMIT_FIFO_SIZE 64
+
+/* UART_LCR Register */
+                                        /* Bits 31-7: Reserved */
+#define UART_LCR_BOC         0x00000040 /* Bit 6: Break Control */
+                                        /* Bit 5: Parity Type 2 */
+#define UART_LCR_PAREVEN     0x00000010 /* Bit 4: Parity Type 1 */
+#define UART_LCR_PARODD      0x00000000
+#define UART_LCR_PAREN       0x00000008 /* Bit 3: Paity Enable */
+#define UART_LCR_PARDIS      0x00000000
+#define UART_LCR_2STOP       0x00000004 /* Bit 2: Number of stop bits */
+#define UART_LCR_1STOP       0x00000000
+#define UART_LCR_5BITS       0x00000000 /* Bits 0-1: Word-length */
+#define UART_LCR_6BITS       0x00000001
+#define UART_LCR_7BITS       0x00000002
+#define UART_LCR_8BITS       0x00000003
+
+#define UART_FCR_FTL         0x00000000
+#define UART_FCR_FIFO_EN     0x00000001
+#define UART_FCR_TX_CLR      0x00000002
+#define UART_FCR_RX_CLR      0x00000004
+
+#define UART_IER_RECVINT     0x00000001
+#define UART_IER_XMITINT     0x00000002
+#define UART_IER_LINESTSINT  0x00000004
+#define UART_IER_MODEMSTSINT 0x00000008 /* IrDA UART only */
+#define UART_IER_XOFFINT     0x00000020
+#define UART_IER_RTSINT      0x00000040 /* IrDA UART only */
+#define UART_IER_CTSINT      0x00000080 /* IrDA UART only */
+#define UART_IER_INTMASK     0x000000ff
+
+#define BAUD_115200          0x00000001
+#define BAUD_57600           0x00000002
+#define BAUD_38400           0x00000003
+#define BAUD_19200           0x00000006
+#define BAUD_9600            0x0000000C
+#define BAUD_4800            0x00000018
+#define BAUD_2400            0x00000030
+#define BAUD_1200            0x00000060
+
+#define MDR_UART_MODE        0x00000000  /* Both IrDA and Modem UARTs */
+#define MDR_SIR_MODE         0x00000001  /* IrDA UART only */
+#define MDR_AUTOBAUDING_MODE 0x00000002  /* Modem UART only */
+#define MDR_RESET_MODE       0x00000007  /* Both IrDA and Modem UARTs */
+
+/* SPI **********************************************************************/
+
+#define MAX_SPI 3
+
+#define SPI_REGISTER_BASE    0xffff2000
+
+/* ARMIO ********************************************************************/
+/* Timers / Watchdog ********************************************************/
+
+#define C5471_TIMER0_CTRL    0xffff2a00
+#define C5471_TIMER0_CNT     0xffff2a04
+#define C5471_TIMER1_CTRL    0xffff2b00
+#define C5471_TIMER1_CNT     0xffff2b04
+#define C5471_TIMER2_CTRL    0xffff2c00
+#define C5471_TIMER2_CNT     0xffff2c04
+
+/* Interrupts ***************************************************************/
+
+#define HAVE_SRC_IRQ_BIN_REG 0
+
+#define INT_FIRST_IO         0xffff2d00
+#define INT_IO_RANGE         0x5C
+
+#define IT_REG               0xffff2d00
+#define MASK_IT_REG          0xffff2d04
+#define SRC_IRQ_REG          0xffff2d08
+#define SRC_FIQ_REG          0xffff2d0c
+#define SRC_IRQ_BIN_REG      0xffff2d10
+#define INT_CTRL_REG         0xffff2d18
+
+#define ILR_IRQ0_REG         0xffff2d1C /*  0-Timer 0       */
+#define ILR_IRQ1_REG         0xffff2d20 /*  1-Timer 1       */
+#define ILR_IRQ2_REG         0xffff2d24 /*  2-Timer 2       */
+#define ILR_IRQ3_REG         0xffff2d28 /*  3-GPIO0         */
+#define ILR_IRQ4_REG         0xffff2d2c /*  4-Ethernet      */
+#define ILR_IRQ5_REG         0xffff2d30 /*  5-KBGPIO[7:0]   */
+#define ILR_IRQ6_REG         0xffff2d34 /*  6-Uart serial   */
+#define ILR_IRQ7_REG         0xffff2d38 /*  7-Uart IRDA     */
+#define ILR_IRQ8_REG         0xffff2d3c /*  8-KBGPIO[15:8]  */
+#define ILR_IRQ9_REG         0xffff2d40 /*  9-GPIO3         */
+#define ILR_IRQ10_REG        0xffff2d44 /* 10-GPIO2         */
+#define ILR_IRQ11_REG        0xffff2d48 /* 11-I2C           */
+#define ILR_IRQ12_REG        0xffff2d4c /* 12-GPIO1         */
+#define ILR_IRQ13_REG        0xffff2d50 /* 13-SPI           */
+#define ILR_IRQ14_REG        0xffff2d54 /* 14-GPIO[19:4]    */
+#define ILR_IRQ15_REG        0xffff2d58 /* 15-API           */
+
+/* CLKM *********************************************************************/
+
+#define CLKM                 0xffff2f00
+#define CLKM_CTL_RST         0xffff2f10
+#define CLKM_RESET           0xffff2f18
+
+#define CLKM_RESET_EIM          0x00000008
+#define CLKM_EIM_CLK_STOP       0x00000010
+#define CLKM_CTL_RST_LEAD_RESET 0x00000000
+#define CLKM_CTL_RST_EXT_RESET  0x00000002
+
+/****************************************************************************
+ * Inline Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#endif  /* __CALYPSO_CHIP_H */
diff --git a/nuttx/configs/compal_e99/include/board.h b/nuttx/configs/compal_e99/include/board.h
new file mode 100644
index 0000000000..1a1a7435d0
--- /dev/null
+++ b/nuttx/configs/compal_e99/include/board.h
@@ -0,0 +1,6 @@
+/************************************************************************
+ * arch/board.h
+ *
+ * Supposed to be empty
+ *
+ ************************************************************************/
diff --git a/nuttx/configs/compal_e99/ld.script b/nuttx/configs/compal_e99/ld.script
new file mode 100644
index 0000000000..07f1ab001a
--- /dev/null
+++ b/nuttx/configs/compal_e99/ld.script
@@ -0,0 +1,126 @@
+/*
+ * Linker script for running from internal SRAM on Compal phones
+ *
+ * This script is tailored specifically to the requirements imposed
+ * on us by the Compal bootloader.
+ *
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(__start)
+MEMORY
+{
+    /* compal-loaded binary: our text, initialized data */
+    LRAM (rw) : ORIGIN = 0x00800000, LENGTH = 0x00010000
+    /* compal-loaded binary: our unitialized data, stacks, heap */
+    IRAM (rw) : ORIGIN = 0x00810000, LENGTH = 0x00010000
+}
+SECTIONS
+{
+    . = 0x800000;
+
+    /* romloader data section, contains passthru interrupt vectors */
+    .compal.loader (NOLOAD) : { . = 0x100; } > LRAM
+
+    /* image signature (prepended by osmocon according to phone type) */
+    .compal.header (NOLOAD) : { . = 4; } > LRAM
+
+    /* initialization code */
+    . = ALIGN(4);
+    .text.start : {
+        PROVIDE(__start = .);
+        KEEP(*(.text.start))
+        *(.text.start)
+    } > LRAM
+
+    /* exception vectors from 0x80001c to 0x800034 */
+    .text.exceptions 0x80001c : AT (LOADADDR(.text.start) + SIZEOF(.text.start)) {
+        KEEP(*(.text.exceptions))
+        * (.text.exceptions)
+        . = ALIGN(4);
+    } > LRAM
+    PROVIDE(_exceptions = LOADADDR(.text.exceptions));
+
+    /* code */
+    . = ALIGN(4);
+    .text (LOADADDR(.text.exceptions) + SIZEOF(.text.exceptions)) :
+          AT (LOADADDR(.text.exceptions) + SIZEOF(.text.exceptions)) {
+        /* regular code */
+        *(.text*)
+        /* always-in-ram code */
+        *(.ramtext*)
+        /* gcc voodoo */
+        *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
+        . = ALIGN(4);
+    } > LRAM
+    PROVIDE(_text_start = LOADADDR(.text));
+    PROVIDE(_text_end = LOADADDR(.text) + SIZEOF(.text));
+
+    /* constructor pointers */
+    .ctors : {
+        /* ctor count */
+        LONG(SIZEOF(.ctors) / 4 - 2)
+        /* ctor pointers */
+        KEEP(*(SORT(.ctors)))
+        /* end of list */
+        LONG(0)
+    } > LRAM
+    PROVIDE(_ctor_start = LOADADDR(.ctors));
+    PROVIDE(_ctor_end = LOADADDR(.ctors) + SIZEOF(.ctors));
+
+    /* destructor pointers */
+    .dtors : {
+        /* dtor count */
+        LONG(SIZEOF(.dtors) / 4 - 2)
+        /* dtor pointers */
+        KEEP(*(SORT(.dtors)))
+        /* end of list */
+        LONG(0)
+    } > LRAM
+    PROVIDE(_dtor_start = LOADADDR(.dtors));
+    PROVIDE(_dtor_end = LOADADDR(.dtors) + SIZEOF(.dtors));
+
+    /* read-only data */
+    . = ALIGN(4);
+    .rodata : {
+        *(.rodata*)
+    } > LRAM
+    PROVIDE(_rodata_start = LOADADDR(.rodata));
+    PROVIDE(_rodata_end = LOADADDR(.rodata) + SIZEOF(.rodata));
+
+    /* initialized data */
+    . = ALIGN(4);
+    .data : {
+        *(.data)
+    } > LRAM
+    PROVIDE(_data_start = LOADADDR(.data));
+    PROVIDE(_data_end = LOADADDR(.data) + SIZEOF(.data));
+
+    /* pic offset tables */
+    . = ALIGN(4);
+    .got : {
+        *(.got)
+        *(.got.plt) *(.igot.plt) *(.got) *(.igot)
+    } > LRAM
+    PROVIDE(_got_start = LOADADDR(.got));
+    PROVIDE(_got_end = LOADADDR(.got) + SIZEOF(.got));
+
+    /* uninitialized data */
+    .bss (NOLOAD) : {
+        . = ALIGN(4);
+        __bss_start = .;
+        _sbss = ABSOLUTE(.);
+        *(.bss)
+        _ebss = ABSOLUTE(.);
+    } > IRAM
+    . = ALIGN(4);
+    __bss_end = .;
+    PROVIDE(_bss_start = __bss_start);
+    PROVIDE(_bss_end = __bss_end);
+
+    /* end of image */
+    . = ALIGN(4);
+    _end = .;
+    PROVIDE(end = .);
+}
diff --git a/nuttx/configs/compal_e99/ostest/Make.defs b/nuttx/configs/compal_e99/ostest/Make.defs
new file mode 100644
index 0000000000..06ef3d4f11
--- /dev/null
+++ b/nuttx/configs/compal_e99/ostest/Make.defs
@@ -0,0 +1,123 @@
+############################################################################
+# configs/compal_e99/ostest/Make.defs
+#
+#   Copyright (C) 2007, 2008, 2011 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.
+#
+############################################################################
+
+include ${TOPDIR}/.config
+
+OSMODIR			= $(TOPDIR)/../../osmocom-bb
+EXTRA_LIBS		= $(OSMODIR)/src/target/firmware/comm/libcomm.a $(OSMODIR)/src/shared/libosmocore/build-target/src/.libs/libosmocore.a $(OSMODIR)/src/target/firmware/comm/libcomm.a
+			# ^^^ Stupid hack! Why do I have to put it twice???
+
+CROSSDEV		= arm-elf-
+CC			= $(CROSSDEV)gcc
+CPP			= $(CROSSDEV)gcc -E
+LD			= $(CROSSDEV)ld
+AR			= $(CROSSDEV)ar rcs
+NM			= $(CROSSDEV)nm
+OBJCOPY			= $(CROSSDEV)objcopy
+OBJDUMP			= $(CROSSDEV)objdump
+
+ARCHCCVERSION		= ${shell $(CC) -v 2>&1 | sed -n '/^gcc version/p' | sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q'}
+ARCHCCMAJOR		= ${shell echo $(ARCHCCVERSION) | cut -d'.' -f1}
+
+ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
+  ARCHOPTIMIZATION	= -g
+else
+  ARCHOPTIMIZATION	= -Os -fno-strict-aliasing -fno-strength-reduce \
+			  -fomit-frame-pointer
+endif
+
+ifeq ($(ARCHCCMAJOR),4)
+  ARCHCPUFLAGS		= -mcpu=arm7tdmi -mfloat-abi=soft -fno-builtin
+else
+  ARCHCPUFLAGS		= -mapcs-32 -mcpu=arm7tdmi -msoft-float -fno-builtin
+endif
+ARCHPICFLAGS		= -fpic -msingle-pic-base -mpic-register=r10
+ARCHWARNINGS		= -Wall -Wstrict-prototypes -Wshadow
+ARCHDEFINES		=
+ARCHINCLUDES		= -I. -I$(OSMODIR)/src/shared/libosmocore/include -isystem $(TOPDIR)/include
+ARCHSCRIPT		= -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/ld.script
+
+CFLAGS			= $(ARCHWARNINGS) $(ARCHOPTIMIZATION) \
+			  $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CPICFLAGS		= $(ARCHPICFLAGS) $(CFLAGS)
+CPPFLAGS		= $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
+AFLAGS			= $(CFLAGS) -D__ASSEMBLY__
+
+NXFLATLDFLAGS1		= -r -d -warn-common
+NXFLATLDFLAGS2		= $(NXFLATLDFLAGS1) \
+			  -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat.ld \
+			  -no-check-sections
+LDNXFLATFLAGS		= -e main -s 2048
+
+OBJEXT			= .o
+LIBEXT			= .a
+EXEEXT			=
+
+ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
+  LDFLAGS		+= -g
+endif
+
+define PREPROCESS
+	@echo "CPP: $1->$2"
+	@$(CPP) $(CPPFLAGS) $1 -o $2
+endef
+
+define COMPILE
+	@echo "CC: $1"
+	@$(CC) -c $(CFLAGS) $1 -o $2
+endef
+
+define ASSEMBLE
+	@echo "AS: $1"
+	@$(CC) -c $(AFLAGS) $1 -o $2
+endef
+
+define ARCHIVE
+	echo "AR: $2"; \
+	$(AR) $1 $2 || { echo "$(AR) $1 $2 FAILED!" ; exit 1 ; }
+endef
+
+define CLEAN
+	@rm -f *.o *.a
+endef
+
+MKDEP			= $(TOPDIR)/tools/mkdeps.sh
+
+HOSTCC			= gcc
+HOSTINCLUDES		= -I.
+HOSTCFLAGS		= -Wall -wstrict-prototypes -Wshadow -g -pipe
+HOSTLDFLAGS		=
+
+
diff --git a/nuttx/configs/compal_e99/ostest/appconfig b/nuttx/configs/compal_e99/ostest/appconfig
new file mode 100644
index 0000000000..97e30c0f8e
--- /dev/null
+++ b/nuttx/configs/compal_e99/ostest/appconfig
@@ -0,0 +1,39 @@
+############################################################################
+# configs/c5471evm/ostest/appconfig
+#
+#   Copyright (C) 2011 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.
+#
+############################################################################
+
+# Path to example in apps/examples containing the user_start entry point
+
+CONFIGURED_APPS += examples/ostest
+
diff --git a/nuttx/configs/compal_e99/ostest/defconfig b/nuttx/configs/compal_e99/ostest/defconfig
new file mode 100644
index 0000000000..7cb55e2f9e
--- /dev/null
+++ b/nuttx/configs/compal_e99/ostest/defconfig
@@ -0,0 +1,414 @@
+############################################################################
+# configs/compal_e99/ostest/defconfig
+#
+#   Copyright (C) 2007-2011 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.
+#
+############################################################################
+#
+# architecture selection
+#
+# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
+#   processor architecture.
+# CONFIG_ARCH_family - for use in C code.  This identifies the
+#   particular chip family that the architecture is implemented
+#   in.
+# CONFIG_ARCH_architecture - for use in C code.  This identifies the
+#   specific architecture within the chip familyl.
+# CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory
+# CONFIG_ARCH_CHIP_name - For use in C code
+# CONFIG_ARCH_BOARD - identifies the configs subdirectory and, hence,
+#   the board that supports the particular chip or SoC.
+# CONFIG_ARCH_BOARD_name - for use in C code
+# CONFIG_BOARD_LOOPSPERMSEC - for delay loops
+# CONFIG_ENDIAN_BIG - define if big endian (default is little endian)
+# CONFIG_ROM_VECTORS - unique to c5471
+# CONFIG_DRAM_END - the size of installed DRAM.
+#   Unique to c5471
+# CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to c5471.
+# CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt
+#   stack. If defined, this symbol is the size of the interrupt
+#   stack in bytes.  If not defined, the user task stacks will be
+#   used during interrupt handling.
+# CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
+#
+CONFIG_ARCH=arm
+CONFIG_ARCH_ARM=y
+CONFIG_ARCH_ARM7TDMI=y
+CONFIG_ARCH_CHIP=calypso
+CONFIG_ARCH_CHIP_CALYPSO=y
+CONFIG_ARCH_BOARD=compal_e99
+CONFIG_ARCH_BOARD_COMPALE99=y
+CONFIG_BOARD_LOOPSPERMSEC=1250
+CONFIG_ROM_VECTORS=n
+CONFIG_DRAM_END=0x00840000
+CONFIG_ARCH_LEDS=n
+CONFIG_ARCH_INTERRUPTSTACK=1024
+CONFIG_ARCH_STACKDUMP=y
+
+#
+# General build options
+#
+# CONFIG_RRLOAD_BINARY - make the rrload binary format used with
+#   BSPs from www.ridgerun.com using the tools/mkimage.sh script
+# CONFIG_INTELHEX_BINARY - make the Intel HEX binary format
+#   used with many different loaders using the GNU objcopy program
+#   Should not be selected if you are not using the GNU toolchain.
+# CONFIG_RAW_BINARY - make a raw binary format file used with many
+#   different loaders using the GNU objcopy program.  This option
+#   should not be selected if you are not using the GNU toolchain.
+# CONFIG_HAVE_LIBM - toolchain supports libm.a
+#
+CONFIG_RRLOAD_BINARY=n
+CONFIG_INTELHEX_BINARY=n
+CONFIG_RAW_BINARY=y
+CONFIG_HAVE_LIBM=n
+
+#
+# General OS setup
+#
+# CONFIG_APPS_DIR - Identifies the relative path to the directory
+#   that builds the application to link with NuttX.  Default: ../apps
+# CONFIG_DEBUG - enables built-in debug options
+# CONFIG_DEBUG_VERBOSE - enables verbose debug output
+# CONFIG_DEBUG_SYMBOLS - build without optimization and with
+#   debug symbols (needed for use with a debugger).
+# CONFIG_MM_REGIONS - If the architecture includes multiple
+#   regions of memory to allocate from, this specifies the
+#   number of memory regions that the memory manager must
+#   handle and enables the API mm_addregion(start, end);
+# CONFIG_ARCH_LOWPUTC - architecture supports low-level, boot
+#   time console output
+# CONFIG_TICKS_PER_MSEC - The default system timer is 100Hz
+#   or TICKS_PER_MSEC=10.  This setting may be defined to
+#   inform NuttX that the processor hardware is providing
+#   system timer interrupts at some interrupt interval other
+#   than 10 msec.
+# CONFIG_RR_INTERVAL - The round robin timeslice will be set
+#   this number of milliseconds;  Round robin scheduling can
+#   be disabled by setting this value to zero.
+# CONFIG_SCHED_INSTRUMENTATION - enables instrumentation in 
+#   scheduler to monitor system performance
+# CONFIG_TASK_NAME_SIZE - Spcifies that maximum size of a
+#   task name to save in the TCB.  Useful if scheduler
+#   instrumentation is selected.  Set to zero to disable.
+# CONFIG_START_YEAR, CONFIG_START_MONTH, CONFIG_START_DAY -
+#   Used to initialize the internal time logic.
+# CONFIG_JULIAN_TIME - Enables Julian time conversions
+# CONFIG_DEV_CONSOLE - Set if architecture-specific logic
+#   provides /dev/console.  Enables stdout, stderr, stdin.
+# CONFIG_DEV_LOWCONSOLE - Use the simple, low-level serial console
+#   driver (minimul support)
+# CONFIG_MUTEX_TYPES: Set to enable support for recursive and
+#   errorcheck mutexes. Enables pthread_mutexattr_settype().
+# CONFIG_PRIORITY_INHERITANCE : Set to enable support for priority
+#   inheritance on mutexes and semaphores. 
+# CONFIG_SEM_PREALLOCHOLDERS: This setting is only used if priority
+#   inheritance is enabled.  It defines the maximum number of
+#   different threads (minus one) that can take counts on a
+#   semaphore with priority inheritance support.  This may be 
+#   set to zero if priority inheritance is disabled OR if you
+#   are only using semaphores as mutexes (only one holder) OR
+#   if no more than two threads participate using a counting
+#   semaphore.
+# CONFIG_SEM_NNESTPRIO.  If priority inheritance is enabled,
+#   then this setting is the maximum number of higher priority
+#   threads (minus 1) than can be waiting for another thread
+#   to release a count on a semaphore.  This value may be set
+#   to zero if no more than one thread is expected to wait for
+#   a semaphore.
+# CONFIG_FDCLONE_DISABLE. Disable cloning of all file descriptors
+#   by task_create() when a new task is started.  If set, all
+#   files/drivers will appear to be closed in the new task.
+# CONFIG_FDCLONE_STDIO. Disable cloning of all but the first
+#   three file descriptors (stdin, stdout, stderr) by task_create()
+#   when a new task is started. If set, all files/drivers will
+#   appear to be closed in the new task except for stdin, stdout,
+#   and stderr.
+# CONFIG_SDCLONE_DISABLE. Disable cloning of all socket
+#   desciptors by task_create() when a new task is started. If
+#   set, all sockets will appear to be closed in the new task.
+# CONFIG_NXFLAT. Enable support for the NXFLAT binary format.
+#  This format will support execution of NuttX binaries located
+#  in a ROMFS filesystem (see examples/nxflat).
+#
+#CONFIG_APPS_DIR=
+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
+CONFIG_TASK_NAME_SIZE=0
+CONFIG_START_YEAR=2007
+CONFIG_START_MONTH=2
+CONFIG_START_DAY=13
+CONFIG_JULIAN_TIME=n
+CONFIG_DEV_CONSOLE=n
+CONFIG_DEV_LOWCONSOLE=n
+CONFIG_MUTEX_TYPES=n
+CONFIG_PRIORITY_INHERITANCE=n
+CONFIG_SEM_PREALLOCHOLDERS=0
+CONFIG_SEM_NNESTPRIO=0
+CONFIG_FDCLONE_DISABLE=n
+CONFIG_FDCLONE_STDIO=n
+CONFIG_SDCLONE_DISABLE=y
+CONFIG_NXFLAT=n
+
+#
+# The following can be used to disable categories of
+# APIs supported by the OS.  If the compiler supports
+# weak functions, then it should not be necessary to
+# disable functions unless you want to restrict usage
+# of those APIs.
+#
+# There are certain dependency relationships in these
+# features.
+#
+# o mq_notify logic depends on signals to awaken tasks
+#   waiting for queues to become full or empty.
+# o pthread_condtimedwait() depends on signals to wake
+#   up waiting tasks.
+#
+CONFIG_DISABLE_CLOCK=n
+CONFIG_DISABLE_POSIX_TIMERS=n
+CONFIG_DISABLE_PTHREAD=n
+CONFIG_DISABLE_SIGNALS=n
+CONFIG_DISABLE_MQUEUE=y
+CONFIG_DISABLE_MOUNTPOINT=y
+CONFIG_DISABLE_ENVIRON=n
+CONFIG_DISABLE_POLL=y
+
+#
+# Misc libc settings
+#
+# CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
+#   little smaller if we do not support fieldwidthes
+#
+CONFIG_NOPRINTF_FIELDWIDTH=n
+
+#
+# Allow for architecture optimized implementations
+#
+# The architecture can provide optimized versions of the
+# following to improve sysem performance
+#
+CONFIG_ARCH_MEMCPY=n
+CONFIG_ARCH_MEMCMP=n
+CONFIG_ARCH_MEMMOVE=n
+CONFIG_ARCH_MEMSET=n
+CONFIG_ARCH_STRCMP=n
+CONFIG_ARCH_STRCPY=n
+CONFIG_ARCH_STRNCPY=n
+CONFIG_ARCH_STRLEN=n
+CONFIG_ARCH_STRNLEN=n
+CONFIG_ARCH_BZERO=n
+
+#
+# Sizes of configurable things (0 disables)
+#
+# CONFIG_MAX_TASKS - The maximum number of simultaneously
+#   active tasks.  This value must be a power of two.
+# CONFIG_MAX_TASK_ARGS - This controls the maximum number of
+#   of parameters that a task may receive (i.e., maxmum value
+#   of 'argc')
+# CONFIG_NPTHREAD_KEYS - The number of items of thread-
+#   specific data that can be retained
+# CONFIG_NFILE_DESCRIPTORS - The maximum number of file
+#   descriptors (one for each open)
+# CONFIG_NFILE_STREAMS - The maximum number of streams that
+#   can be fopen'ed
+# CONFIG_NAME_MAX - The maximum size of a file name.
+# CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate
+#   on fopen. (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_NUNGET_CHARS - Number of characters that can be
+#   buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0)
+# CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message
+#   structures.  The system manages a pool of preallocated
+#   message structures to minimize dynamic allocations
+# CONFIG_MQ_MAXMSGSIZE - Message structures are allocated with
+#   a fixed payload size given by this settin (does not include
+#   other message structure overhead.
+# CONFIG_MAX_WDOGPARMS - Maximum number of parameters that
+#   can be passed to a watchdog handler
+# CONFIG_PREALLOC_WDOGS - The number of pre-allocated watchdog
+#   structures.  The system manages a pool of preallocated
+#   watchdog structures to minimize dynamic allocations
+# CONFIG_PREALLOC_TIMERS - The number of pre-allocated POSIX
+#   timer structures.  The system manages a pool of preallocated
+#   timer structures to minimize dynamic allocations.  Set to
+#   zero for all dynamic allocations.
+#
+CONFIG_MAX_TASKS=64
+CONFIG_MAX_TASK_ARGS=4
+CONFIG_NPTHREAD_KEYS=4
+CONFIG_NFILE_DESCRIPTORS=32
+CONFIG_NFILE_STREAMS=16
+CONFIG_NAME_MAX=32
+CONFIG_STDIO_BUFFER_SIZE=256
+CONFIG_NUNGET_CHARS=2
+CONFIG_PREALLOC_MQ_MSGS=32
+CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_MAX_WDOGPARMS=4
+CONFIG_PREALLOC_WDOGS=32
+CONFIG_PREALLOC_TIMERS=8
+
+#
+# TCP/IP and UDP support via uIP
+# CONFIG_NET - Enable or disable all network features
+# CONFIG_NET_IPv6 - Build in support for IPv6
+# CONFIG_NSOCKET_DESCRIPTORS - Maximum number of socket descriptors per task/thread.
+# CONFIG_NET_SOCKOPTS - Enable or disable support for socket options
+# CONFIG_NET_BUFSIZE - uIP buffer size
+# CONFIG_NET_TCP - TCP support on or off
+# CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
+# CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
+# CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
+# CONFIG_NET_UDP - UDP support on or off
+# CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
+# CONFIG_NET_UDP_CONNS - The maximum amount of concurrent UDP connections
+# CONFIG_NET_ICMP - ICMP ping response support on or off
+# CONFIG_NET_ICMP_PING - ICMP ping request support on or off
+# CONFIG_NET_PINGADDRCONF - Use "ping" packet for setting IP address
+# CONFIG_NET_STATISTICS - uIP statistics on or off
+# CONFIG_NET_RECEIVE_WINDOW - The size of the advertised receiver's window
+# CONFIG_NET_ARPTAB_SIZE - The size of the ARP table
+# CONFIG_NET_BROADCAST - Broadcast support
+# CONFIG_NET_FWCACHE_SIZE - number of packets to remember when looking for duplicates
+#
+CONFIG_NET=n
+CONFIG_NET_IPv6=n
+CONFIG_NSOCKET_DESCRIPTORS=0
+CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_BUFSIZE=420
+CONFIG_NET_TCP=n
+CONFIG_NET_TCP_CONNS=40
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=8
+CONFIG_NET_TCPBACKLOG=n
+CONFIG_NET_MAX_LISTENPORTS=40
+CONFIG_NET_UDP=n
+CONFIG_NET_UDP_CHECKSUMS=y
+#CONFIG_NET_UDP_CONNS=10
+CONFIG_NET_ICMP=n
+CONFIG_NET_ICMP_PING=n
+#CONFIG_NET_PINGADDRCONF=0
+CONFIG_NET_STATISTICS=y
+#CONFIG_NET_RECEIVE_WINDOW=
+#CONFIG_NET_ARPTAB_SIZE=8
+CONFIG_NET_BROADCAST=n
+#CONFIG_NET_FWCACHE_SIZE=2
+
+#
+# UIP Network Utilities
+# CONFIG_NET_DHCP_LIGHT - Reduces size of DHCP
+# CONFIG_NET_RESOLV_ENTRIES - Number of resolver entries
+CONFIG_NET_DHCP_LIGHT=n
+CONFIG_NET_RESOLV_ENTRIES=4
+
+#
+# Settings for examples/uip
+CONFIG_EXAMPLE_UIP_NOMAC=y
+CONFIG_EXAMPLE_UIP_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_EXAMPLE_UIP_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_EXAMPLE_UIP_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_EXAMPLE_UIP_DHCPC=n
+
+#
+# Settings for examples/nettest
+CONFIG_EXAMPLE_NETTEST_SERVER=n
+CONFIG_EXAMPLE_NETTEST_PERFORMANCE=n
+CONFIG_EXAMPLE_NETTEST_NOMAC=y
+CONFIG_EXAMPLE_NETTEST_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_EXAMPLE_NETTEST_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_EXAMPLE_NETTEST_NETMASK=(255<<24|255<<16|255<<8|0)
+CONFIG_EXAMPLE_NETTEST_CLIENTIP=(10<<24|0<<16|0<<8|1)
+
+#
+# Settings for examples/nsh
+CONFIG_NSH_CONSOLE=y
+CONFIG_NSH_TELNET=n
+CONFIG_NSH_IOBUFFER_SIZE=512
+CONFIG_NSH_CMD_SIZE=40
+CONFIG_NSH_STACKSIZE=4096
+CONFIG_NSH_DHCPC=n
+CONFIG_NSH_NOMAC=y
+CONFIG_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
+CONFIG_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
+CONFIG_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
+
+#
+# Settings for examples/wget
+# CONFIG_EXAMPLE_WGET_URL - The URL of the file to get
+# CONFIG_EXAMPLE_WGET_NOMAC - (May be defined to use software assigned MAC)
+# CONFIG_EXAMPLE_WGET_IPADDR - Target IP address
+# CONFIG_EXAMPLE_WGET_DRIPADDR - Default router IP addess
+# CONFIG_EXAMPLE_WGET_NETMASK - Network mask
+CONFIG_EXAMPLE_WGET_URL="http://www.nuttx.org/index.html"
+CONFIG_EXAMPLE_WGET_NOMAC=y
+CONFIG_EXAMPLE_WGET_IPADDR=(10L<<24|0L<<16|0L<<8|2L)
+CONFIG_EXAMPLE_WGET_DRIPADDR=(10L<<24|0L<<16|0L<<8|1L)
+CONFIG_EXAMPLE_WGET_NETMASK=(255L<<24|255L<<16|255L<<8|0L)
+
+#
+# Stack and heap information
+#
+# CONFIG_BOOT_RUNFROMFLASH - Some configurations support XIP
+#   operation from FLASH but must copy initialized .data sections to RAM.
+# CONFIG_BOOT_COPYTORAM -  Some configurations boot in FLASH
+#   but copy themselves entirely into RAM for better performance.
+# CONFIG_CUSTOM_STACK - The up_ implementation will handle
+#   all stack operations outside of the nuttx model.
+# CONFIG_STACK_POINTER - The initial stack pointer (arm7tdmi only)
+# CONFIG_IDLETHREAD_STACKSIZE - The size of the initial stack.
+#  This is the thread that (1) performs the inital boot of the system up
+#  to the point where user_start() is spawned, and (2) there after is the
+#  IDLE thread that executes only when there is no other thread ready to
+#  run.
+# CONFIG_USERMAIN_STACKSIZE - The size of the stack to allocate
+#  for the main user thread that begins at the user_start() entry point.
+# CONFIG_PTHREAD_STACK_MIN - Minimum pthread stack size
+# CONFIG_PTHREAD_STACK_DEFAULT - Default pthread stack size
+# CONFIG_HEAP_BASE - The beginning of the heap
+# CONFIG_HEAP_SIZE - The size of the heap
+#
+CONFIG_BOOT_RUNFROMFLASH=n
+CONFIG_BOOT_COPYTORAM=n
+CONFIG_CUSTOM_STACK=n
+CONFIG_STACK_POINTER=
+CONFIG_IDLETHREAD_STACKSIZE=4096
+CONFIG_USERMAIN_STACKSIZE=4096
+CONFIG_PTHREAD_STACK_MIN=256
+CONFIG_PTHREAD_STACK_DEFAULT=4096
+CONFIG_HEAP_BASE=
+CONFIG_HEAP_SIZE=
diff --git a/nuttx/configs/compal_e99/ostest/setenv.sh b/nuttx/configs/compal_e99/ostest/setenv.sh
new file mode 100755
index 0000000000..dc2c643764
--- /dev/null
+++ b/nuttx/configs/compal_e99/ostest/setenv.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+# c5471evm/ostest/setenv.sh
+#
+#   Copyright (C) 2007, 2008, 2011 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.
+#
+
+if [ "$(basename $0)" = "setenv.sh" ] ; then
+  echo "You must source this script, not run it!" 1>&2
+  exit 1
+fi
+
+if [ -z ${PATH_ORIG} ]; then export PATH_ORIG=${PATH}; fi
+
+WD=`pwd`
+export BUILDROOT_BIN=${WD}/../buildroot/build_arm_nofpu/staging_dir/bin
+export PATH=${BUILDROOT_BIN}:/sbin:/usr/sbin:${PATH_ORIG}
+
+echo "PATH : ${PATH}"
diff --git a/nuttx/configs/compal_e99/src/Makefile b/nuttx/configs/compal_e99/src/Makefile
new file mode 100644
index 0000000000..2160ea32ef
--- /dev/null
+++ b/nuttx/configs/compal_e99/src/Makefile
@@ -0,0 +1,80 @@
+############################################################################
+# configs/compal_e99/src/Makefile
+#
+#   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+#
+#   Copyright (C) 2011 Stefan Richter. All rights reserved.
+#   Author: Stefan Richter <ichgeh@l--putt.de>
+#
+# 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.
+#
+############################################################################
+
+-include $(TOPDIR)/Make.defs
+
+CFLAGS		+= -I$(TOPDIR)/sched
+
+ASRCS		= 
+AOBJS		= $(ASRCS:.S=$(OBJEXT))
+CSRCS		= dummy.c
+COBJS		= $(CSRCS:.c=$(OBJEXT))
+
+SRCS		= $(ASRCS) $(CSRCS)
+OBJS		= $(AOBJS) $(COBJS)
+
+ARCH_SRCDIR	= $(TOPDIR)/arch/$(CONFIG_ARCH)/src
+CFLAGS		+= -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/arm
+
+all: libboard$(LIBEXT)
+
+$(AOBJS): %$(OBJEXT): %.S
+	$(call ASSEMBLE, $<, $@)
+
+$(COBJS) $(LINKOBJS): %$(OBJEXT): %.c
+	$(call COMPILE, $<, $@)
+
+libboard$(LIBEXT): $(OBJS)
+	@( for obj in $(OBJS) ; do \
+		$(call ARCHIVE, $@, $${obj}); \
+	done ; )
+
+.depend: Makefile $(SRCS)
+	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	@touch $@
+
+depend: .depend
+
+clean:
+	@rm -f libboard$(LIBEXT) *~ .*.swp
+	$(call CLEAN)
+
+distclean: clean
+	@rm -f Make.dep .depend
+
+-include Make.dep
diff --git a/nuttx/configs/compal_e99/src/dummy.c b/nuttx/configs/compal_e99/src/dummy.c
new file mode 100644
index 0000000000..69853a1304
--- /dev/null
+++ b/nuttx/configs/compal_e99/src/dummy.c
@@ -0,0 +1 @@
+/* no libboard.a otherwise */