From 594a880b04392f88c5360c60eba4e61a1e3bc5ff Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Fri, 5 Apr 2013 12:46:53 -0600
Subject: fix LPC177x/8x GPIO debug instrumentation

---
 nuttx/arch/arm/src/lpc17xx/lpc178x_gpio.h  |  6 ------
 nuttx/arch/arm/src/lpc17xx/lpc17_gpiodbg.c | 27 ++++++++++++++++++++++-----
 2 files changed, 22 insertions(+), 11 deletions(-)

(limited to 'nuttx/arch/arm/src')

diff --git a/nuttx/arch/arm/src/lpc17xx/lpc178x_gpio.h b/nuttx/arch/arm/src/lpc17xx/lpc178x_gpio.h
index 8005425b1..130bb3aa3 100644
--- a/nuttx/arch/arm/src/lpc17xx/lpc178x_gpio.h
+++ b/nuttx/arch/arm/src/lpc17xx/lpc178x_gpio.h
@@ -195,12 +195,6 @@ extern "C"
 #define EXTERN extern
 #endif
 
-/* These tables have global scope only because they are shared between lpc17_gpio.c,
- * lpc17_gpioint.c, and lpc17_gpiodbg.c
- */
-
-EXTERN const uint32_t g_ioconport[GPIO_NPORTS];
-
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
diff --git a/nuttx/arch/arm/src/lpc17xx/lpc17_gpiodbg.c b/nuttx/arch/arm/src/lpc17xx/lpc17_gpiodbg.c
index 9b16ce697..435bf948e 100644
--- a/nuttx/arch/arm/src/lpc17xx/lpc17_gpiodbg.c
+++ b/nuttx/arch/arm/src/lpc17xx/lpc17_gpiodbg.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/arm/src/lpc17xx/lpc17_gpiodbg.c
  *
- *   Copyright (C) 2010-2011 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2010-2011, 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -39,6 +39,7 @@
 
 #include <nuttx/config.h>
 
+#include <sys/types.h>
 #include <stdint.h>
 #include <stdbool.h>
 #include <debug.h>
@@ -48,7 +49,6 @@
 #include "chip.h"
 #include "lpc17_gpio.h"
 
-
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
@@ -80,6 +80,7 @@
  *
  ****************************************************************************/
 
+#ifdef LPC176x
 static uint32_t lpc17_pinsel(unsigned int port, unsigned int pin)
 {
   if (pin < 16)
@@ -91,6 +92,7 @@ static uint32_t lpc17_pinsel(unsigned int port, unsigned int pin)
       return g_hipinsel[port];
     }
 }
+#endif /* LPC176x */
 
 /****************************************************************************
  * Name: lpc17_pinmode
@@ -101,6 +103,7 @@ static uint32_t lpc17_pinsel(unsigned int port, unsigned int pin)
  *
  ****************************************************************************/
 
+#ifdef LPC176x
 static uint32_t lpc17_pinmode(unsigned int port, unsigned int pin)
 {
   if (pin < 16)
@@ -112,6 +115,7 @@ static uint32_t lpc17_pinmode(unsigned int port, unsigned int pin)
       return g_hipinmode[port];
     }
 }
+#endif /* LPC176x */
 
 /****************************************************************************
  * Global Functions
@@ -125,12 +129,16 @@ static uint32_t lpc17_pinmode(unsigned int port, unsigned int pin)
  *
  ****************************************************************************/
 
-int lpc17_dumpgpio(uint16_t pinset, const char *msg)
+int lpc17_dumpgpio(lpc17_pinset_t pinset, const char *msg)
 {
   irqstate_t   flags;
   uint32_t     base;
+#if defined(LPC176x)
   uint32_t     pinsel;
   uint32_t     pinmode;
+#elif defined(LPC178x)
+  uint32_t     iocon;
+#endif /* LPC176x */
   unsigned int port;
   unsigned int pin;
 
@@ -138,19 +146,28 @@ int lpc17_dumpgpio(uint16_t pinset, const char *msg)
 
   port    = (pinset & GPIO_PORT_MASK) >> GPIO_PORT_SHIFT;
   pin     = (pinset & GPIO_PIN_MASK) >> GPIO_PIN_SHIFT;
+
+#if defined(LPC176x)
   pinsel  = lpc17_pinsel(port, pin);
   pinmode = lpc17_pinmode(port, pin);
+#elif defined(LPC178x)
+  iocon   = LPC17_IOCON_P(port, pin);
+#endif /* LPC176x */
 
   /* The following requires exclusive access to the GPIO registers */
 
   flags = irqsave();
-  lldbg("GPIO%c pinset: %08x -- %s\n",
-        port + '0', pinset, msg);
+  lldbg("GPIO%c pin%d (pinset: %08x) -- %s\n",
+        port + '0', pin, pinset, msg);
 
+#if defined(LPC176x)
   lldbg("  PINSEL[%08x]: %08x PINMODE[%08x]: %08x ODMODE[%08x]: %08x\n",
         pinsel,  pinsel  ? getreg32(pinsel) : 0,
         pinmode, pinmode ? getreg32(pinmode) : 0, 
         g_odmode[port],    getreg32(g_odmode[port]));
+#elif defined(LPC178x)
+  lldbg("  IOCON[%08x]:\n", getreg32(iocon));
+#endif
 
   base = g_fiobase[port];
   lldbg("  FIODIR[%08x]: %08x FIOMASK[%08x]: %08x FIOPIN[%08x]: %08x\n",
-- 
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