Add Z16F head assembly

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@548 42af7a65-404d-4744-a932-0658087f49c3

2 files changed, 143 insertions, 3 deletions

diff --git a/nuttx/arch/z16/src/z16f/Make.defs b/nuttx/arch/z16/src/z16f/Make.defs
index dcd2381ac..dd22460b8 100644
--- a/nuttx/arch/z16/src/z16f/Make.defs
+++ b/nuttx/arch/z16/src/z16f/Make.defs
@@ -33,10 +33,10 @@
 #
 ############################################################################
 
-HEAD_ASRC	= 
+HEAD_SSRC	= z16f_head.S
 
-CMN_ASRCS	= 
+CMN_SSRCS	= 
 CMN_CSRCS	= 
 
-CHIP_ASRCS	= 
+CHIP_SSRCS	= 
 CHIP_CSRCS	= 
diff --git a/nuttx/arch/z16/src/z16f/z16f_head.S b/nuttx/arch/z16/src/z16f/z16f_head.S
new file mode 100755
index 000000000..02f1a387a
--- /dev/null
+++ b/nuttx/arch/z16/src/z16f/z16f_head.S
@@ -0,0 +1,140 @@
+/**************************************************************************

+ * arch/z16/src/z16f/z16f_head.S

+ * Z16F Reset Entry Point

+ *

+ *   Copyright (C) 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>

+

+/**************************************************************************

+ * External References / External Definitions

+ **************************************************************************/

+

+	xref _z16f_lowinit:EROM

+	xref _os_start:EROM

+	xdef _default_handler

+	xdef _reset

+ 

+/**************************************************************************

+ * Flash Option Byte Setup

+ **************************************************************************/

+

+	define FOPTIONSEG, SPACE=ROM, ORG=0

+	segment FOPTIONSEG

+	db %FF

+	db %FF

+	db %FF

+	db %FF

+

+/**************************************************************************

+ * vectors

+ **************************************************************************/

+

+	vector RESET=_reset

+	vector SYSEXC=_default_handler

+	vector TIMER2=_default_handler

+	vector TIMER1=_default_handler

+	vector TIMER0=_default_handler

+	vector UART0_RX=_default_handler

+	vector UART0_TX=_default_handler

+	vector I2C=_default_handler

+	vector SPI=_default_handler

+	vector ADC=_default_handler

+	vector P7AD=_default_handler

+	vector P6AD=_default_handler

+	vector P5AD=_default_handler

+	vector P4AD=_default_handler

+	vector P3AD=_default_handler

+	vector P2AD=_default_handler

+	vector P1AD=_default_handler

+	vector P0AD=_default_handler

+	vector PWM_TIMER=_default_handler

+	vector UART1_RX=_default_handler

+	vector UART1_TX=_default_handler

+	vector PWM_FAULT=_default_handler

+	vector C3=_default_handler

+	vector C2=_default_handler

+	vector C1=_default_handler

+	vector C0=_default_handler

+ 

+/**************************************************************************

+ * Equates

+ **************************************************************************/

+

+STACK_TOP     equ %FFC000

+

+/**************************************************************************

+ * Data Allocation

+ **************************************************************************/

+ 

+/**************************************************************************

+ * Code

+ **************************************************************************/

+

+	define CODESEG, SPACE=EROM

+	segment CODESEG

+

+/**************************************************************************

+ * Name: _reset

+ *

+ * Description:

+ *   Reset entry point

+ *

+ **************************************************************************/

+

+_reset:

+	ld sp, #STACK_TOP	/* Set Stack Pointer */

+

+	call _z16f_lowinit	/* call _z16f_lowinit */

+	call _os_start          /* Start the operating system */

+_halted:                        /* _os_start() should not return */

+        halt

+        jp      _halted

+

+/**************************************************************************

+ * Name: _default_handler

+ *

+ * Description:

+ *   This is where interrupts will go if they have not yet been intialize

+ *

+ **************************************************************************/

+

+_default_handler:

+	nop

+	iret

+

+	end