LPC2148 timer irq fixes

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@931 42af7a65-404d-4744-a932-0658087f49c3

arch/arm/include/lpc214x/irq.h

@@ -81,7 +81,7 @@
  * following will be used by the system.
  */
 
-#define LPC214X_SYSTEMER_VEC  0 /* System timer */
+#define LPC214X_SYSTIMER_VEC  0 /* System timer */
 
 /****************************************************************************
  * Public Types

arch/arm/src/common/up_internal.h

@@ -120,6 +120,7 @@ extern void up_syscall(uint32 *regs);
 extern int  up_timerisr(int irq, uint32 *regs);
 extern void up_undefinedinsn(uint32 *regs);
 extern void up_lowputc(char ch);
+extern void up_puts(const char *str);
 
 /* Defined in up_vectors.S */
 

arch/arm/src/common/up_puts.c

+/****************************************************************************
+ * arch/arm/src/common/up_puts.c
+ *
+ *   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>
+#include <sys/types.h>
+#include <nuttx/arch.h>
+
+#include "up_internal.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: up_puts
+ *
+ * Description:
+ *   This is a low-level helper function used to support debug.
+ *
+ ****************************************************************************/
+
+void up_puts(const char *str)
+{
+  while(*str)
+    {
+      up_putc(*str);
+    }
+}

arch/arm/src/common/up_undefinedinsn.c

-/************************************************************
- * common/up_undefinedinsn.c
+/****************************************************************************
+ * arch/arm/src/common/up_undefinedinsn.c
  *
- *   Copyright (C) 2007 Gregory Nutt. All rights reserved.
+ *   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
@@ -14,7 +14,7 @@
  *    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
+ * 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.
  *
@@ -31,11 +31,11 @@
  * 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>
@@ -44,9 +44,9 @@
 #include "os_internal.h"
 #include "up_internal.h"
 
-/************************************************************
+/****************************************************************************
  * Definitions
- ************************************************************/
+ ****************************************************************************/
 
 /* Output debug info if stack dump is selected -- even if 
  * debug is not selected.
@@ -57,21 +57,21 @@
 # define lldbg lib_lowprintf
 #endif
 
-/************************************************************
+/****************************************************************************
  * Private Data
- ************************************************************/
+ ****************************************************************************/
 
-/************************************************************
+/****************************************************************************
  * Private Functions
- ************************************************************/
+ ****************************************************************************/
 
-/************************************************************
+/****************************************************************************
  * Public Functions
- ************************************************************/
+ ****************************************************************************/
 
-/************************************************************
+/****************************************************************************
  * Name: up_undefinedinsn
- ************************************************************/
+ ****************************************************************************/
 
 void up_undefinedinsn(uint32 *regs)
 {

arch/arm/src/lpc214x/Make.defs

@@ -47,6 +47,10 @@ ifneq ($(CONFIG_DISABLE_SIGNALS),y)
 CMN_CSRCS	+= up_schedulesigaction.c up_sigdeliver.c
 endif
 
+ifeq ($(CONFIG_DEBUG),y)
+CMN_CSRCS	+= up_puts.c
+endif
+
 CHIP_ASRCS	= lpc214x_lowputc.S
 CHIP_CSRCS	= lpc214x_decodeirq.c lpc214x_irq.c lpc214x_timerisr.c \
 		  lpc214x_serial.c

arch/arm/src/lpc214x/lpc214x_decodeirq.c

@@ -127,9 +127,9 @@ static void lpc214x_decodeirq( uint32 *regs)
    * times through the loop.
    */
 
-  for (nibble = pending & 0xff, irq_base = 0;
-       pending && irq < NR_IRQS;
-       pending >>= 4, nibble = pending & 0xff, irq_base += 4)
+  for (nibble = pending & 0x0f, irq_base = 0;
+       pending && irq_base < NR_IRQS;
+       pending >>= 4, nibble = pending & 0x0f, irq_base += 4)
     {
       if (nibble)
         {

arch/arm/src/lpc214x/lpc214x_irq.c

@@ -39,6 +39,7 @@
 
 #include <nuttx/config.h>
 #include <sys/types.h>
+#include <debug.h>
 #include <nuttx/irq.h>
 
 #include "up_arch.h"
@@ -156,7 +157,7 @@ void up_enable_irq(int irq)
        */
 
       uint32 val = vic_getreg(LPC214X_VIC_INTENABLE_OFFSET);
-      vic_putreg(val | (1 << irq), LPC214X_VIC_INTENCLEAR_OFFSET);
+      vic_putreg(val | (1 << irq), LPC214X_VIC_INTENABLE_OFFSET);
       irqrestore(flags);
     }
 }

arch/arm/src/lpc214x/lpc214x_timerisr.c

@@ -60,9 +60,9 @@
 #define tmr_getreg16(o)   getreg16(LPC214X_TMR0_BASE+(o))
 #define tmr_getreg32(o)   getreg32(LPC214X_TMR0_BASE+(o))
 
-#define tmr_putreg8(o,v)  putreg8((v), LPC214X_TMR0_BASE+(o))
-#define tmr_putreg16(o,v) putreg16((v), LPC214X_TMR0_BASE+(o))
-#define tmr_putreg32(o,v) putreg32((v), LPC214X_TMR0_BASE+(o))
+#define tmr_putreg8(v,o)  putreg8((v), LPC214X_TMR0_BASE+(o))
+#define tmr_putreg16(v,o) putreg16((v), LPC214X_TMR0_BASE+(o))
+#define tmr_putreg32(v,o) putreg32((v), LPC214X_TMR0_BASE+(o))
 
 /****************************************************************************
  * Private Types
@@ -151,7 +151,7 @@ void up_timerinit(void)
   /* Attach the timer interrupt vector */
 
 #ifdef CONFIG_VECTORED_INTERRUPTS
-  up_attach_vector(LPC214X_IRQ_SYSTIMER, LPC214X_SYSTEMER_VEC, (vic_vector_t)up_timerisr);
+  up_attach_vector(LPC214X_IRQ_SYSTIMER, LPC214X_SYSTIMER_VEC, (vic_vector_t)up_timerisr);
 #else
   (void)irq_attach(LPC214X_IRQ_SYSTIMER, (xcpt_t)up_timerisr);
 #endif