Move all z80-dependencies into arch/z80/src/z80

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@683 42af7a65-404d-4744-a932-0658087f49c3

configs/z80sim/src/Makefile

@@ -39,7 +39,7 @@ CFLAGS		+= -I$(TOPDIR)/sched -I$(TOPDIR)/arch/z80/src/common -I$(TOPDIR)/arch/z8
 
 ASRCS		= 
 AOBJS		= $(ASRCS:$(ASMEXT)=$(OBJEXT))
-CSRCS		= z80_decodeirq.c z80_irq.c z80_serial.c z80_timerisr.c z80_lowputc.c
+CSRCS		= z80_irq.c z80_serial.c z80_timerisr.c z80_lowputc.c
 COBJS		= $(CSRCS:.c=$(OBJEXT))
 
 SRCS		= $(ASRCS) $(CSRCS)

configs/z80sim/src/z80_decodeirq.c

@@ -1,104 +0,0 @@
-/********************************************************************************
- * board/z80_decodeirq.c
- *
- *   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 <sys/types.h>
-#include <nuttx/irq.h>
-#include <nuttx/arch.h>
-#include <assert.h>
-#include <debug.h>
-
-#include "os_internal.h"
-#include "up_internal.h"
-
-/********************************************************************************
- * Definitions
- ********************************************************************************/
-
-/********************************************************************************
- * Public Data
- ********************************************************************************/
-
-/********************************************************************************
- * Private Data
- ********************************************************************************/
-
-/********************************************************************************
- * Private Functions
- ********************************************************************************/
-
-/********************************************************************************
- * Public Functions
- ********************************************************************************/
-
-FAR chipreg_t *up_decodeirq(uint8 rstno, FAR chipreg_t *regs)
-{
-#ifdef CONFIG_SUPPRESS_INTERRUPTS
-
-  lib_lowprintf("Unexpected IRQ\n");
-  current_regs = regs;
-  PANIC(OSERR_ERREXCEPTION);
-  return NULL; /* Won't get here */
-
-#else
-
-  /* Current regs non-zero indicates that we are processing an interrupt;
-   * current_regs is also used to manage interrupt level context switches.
-   */
-
-  current_regs = regs;
-
-  /* Deliver the IRQ -- the simulation supports only timer interrupts and
-   * the IRQ maps to the reset number (real hardware probably needs an
-   * additional level of interrupt decoding.
-   */
-
-  irq_dispatch((int)rstno, regs);
-
-  /* If a context switch occurred, current_regs will hold the new context */
-
-  regs = current_regs;
-
-  /* Indicate that we are no long in an interrupt handler */
-
-  current_regs = NULL;
-  return regs;
-#endif
-}

configs/z80sim/src/z80_irq.c

@@ -72,10 +72,6 @@
 
 void up_irqinitialize(void)
 {
-  /* currents_regs is non-NULL only while processing an interrupt */
-
-  current_regs = NULL;
-
   /* Attach the timer interrupt -- There is not special timer interrupt
    * enable in the simulation so it must be enabled here before interrupts
    * are enabled.