Added USB device controller driver for LPC214x

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@960 42af7a65-404d-4744-a932-0658087f49c3

2 files changed, 184 insertions, 1 deletions

diff --git a/nuttx/include/nuttx/kmalloc.h b/nuttx/include/nuttx/kmalloc.h
index 913bea838..d46aca73c 100644
--- a/nuttx/include/nuttx/kmalloc.h
+++ b/nuttx/include/nuttx/kmalloc.h
@@ -37,7 +37,7 @@
 #define __KMALLOC_H
 
 /****************************************************************************
- * Included Functions
+ * Included Files
  ****************************************************************************/
 
 #include <nuttx/config.h>
diff --git a/nuttx/include/nuttx/usbdev_trace.h b/nuttx/include/nuttx/usbdev_trace.h
new file mode 100644
index 000000000..23922c451
--- /dev/null
+++ b/nuttx/include/nuttx/usbdev_trace.h
@@ -0,0 +1,183 @@
+/****************************************************************************
+ * include/nuttx/usbdev_trace.h
+ *
+ *   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.
+ *
+ ****************************************************************************/
+
+#ifndef __INCLUDE_NUTTX_USBDEV_TRACE_H
+#define __INCLUDE_NUTTX_USBDEV_TRACE_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#include <sys/types.h>
+
+/****************************************************************************
+ * Preprocessor definitions
+ ****************************************************************************/
+
+#define TRACE_EVENT(id,num)      ((uint16)(id)|(num))
+#define TRACE_CLASS(event)       ((event)&0xff00)
+#define TRACE_INSTANCE(event)    ((event)0x00ff)
+
+/* Initialization events */
+
+#define TRACE_INIT               (0x0000)
+#define TRACE_DEVINIT            TRACE_EVENT(TRACE_INIT, 0x0001)
+#define TRACE_DEVUNINIT          TRACE_EVENT(TRACE_INIT, 0x0002)
+#define TRACE_DEVREGISTER        TRACE_EVENT(TRACE_INIT, 0x0003)
+#define TRACE_DEVUNREGISTER      TRACE_EVENT(TRACE_INIT, 0x0004)
+
+/* API calls (see usbdev.h) */
+
+#define TRACE_EP                 (0x0100)
+#define TRACE_EPCONFIGURE        TRACE_EVENT(TRACE_EP, 0x0001)
+#define TRACE_EPDISABLE          TRACE_EVENT(TRACE_EP, 0x0002)
+#define TRACE_EPALLOCREQ         TRACE_EVENT(TRACE_EP, 0x0003)
+#define TRACE_EPFREEREQ          TRACE_EVENT(TRACE_EP, 0x0004)
+#define TRACE_EPALLOCBUFFER      TRACE_EVENT(TRACE_EP, 0x0005)
+#define TRACE_EPFREEBUFFER       TRACE_EVENT(TRACE_EP, 0x0006)
+#define TRACE_EPSUBMIT           TRACE_EVENT(TRACE_EP, 0x0007)
+#define TRACE_EPCANCEL           TRACE_EVENT(TRACE_EP, 0x0008)
+#define TRACE_EPSTALL            TRACE_EVENT(TRACE_EP, 0x0009)
+#define TRACE_EPRESUME           TRACE_EVENT(TRACE_EP, 0x000a)
+
+#define TRACE_DEV                (0x0200)
+#define TRACE_DEVALLOCEP         TRACE_EVENT(TRACE_DEV, 0x0001)
+#define TRACE_DEVFREEEP          TRACE_EVENT(TRACE_DEV, 0x0002)
+#define TRACE_DEVGETFRAME        TRACE_EVENT(TRACE_DEV, 0x0003)
+#define TRACE_DEVWAKEUP          TRACE_EVENT(TRACE_DEV, 0x0004)
+#define TRACE_DEVSELFPOWERED     TRACE_EVENT(TRACE_DEV, 0x0005)
+#define TRACE_DEVPULLUP          TRACE_EVENT(TRACE_DEV, 0x0006)
+
+#define TRACE_CLASS              (0x0300)
+#define TRACE_CLASSBIN           TRACE_EVENT(TRACE_CLASS, 0x0001)
+#define TRACE_CLASSUNBIND        TRACE_EVENT(TRACE_CLASS, 0x0001)
+#define TRACE_CLASSDISCONNECT    TRACE_EVENT(TRACE_CLASS, 0x0001)
+#define TRACE_CLASSSETUP         TRACE_EVENT(TRACE_CLASS, 0x0001)
+#define TRACE_CLASSSUSPEND       TRACE_EVENT(TRACE_CLASS, 0x0001)
+#define TRACE_CLASSRESUME        TRACE_EVENT(TRACE_CLASS, 0x0001)
+
+/* Interrupt events -- id is hardware specific */
+
+#define TRACE_INTENTRY(id)       TRACE_EVENT(0x0400, id)
+#define TRACE_INTDECODE(id)      TRACE_EVENT(0x0500, id)
+#define TRACE_INTEXIT(id)        TRACE_EVENT(0x0600, id)
+
+/* Data Transfer */
+
+#define TRACE_READ(ep)           TRACE_EVENT(0x0700, ep)
+#define TRACE_WRITE(ep)          TRACE_EVENT(0x0800, ep)
+#define TRACE_COMPLETE(ep)       TRACE_EVENT(0x0900, ep)
+
+/* Error events -- id is specific to the driver */
+
+#define TRACE_ERROR(id)          TRACE_EVENT(0x0700, id)
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/* The reported trace information */
+
+struct usbtrace_s
+{
+  uint16 event;
+  uint16 value;
+};
+
+/* Enumeration callback function signature */
+
+typedef int (*trace_callback_t)(struct usbtrace_s *trace, void *arg);
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#undef EXTERN
+#if defined(__cplusplus)
+# define EXTERN extern "C"
+extern "C" {
+#else
+# define EXTERN extern
+#endif
+
+/*******************************************************************************
+ * Name: usbtrace_enable
+ *
+ * Description:
+ *  Enable/disable tracing
+ *
+ *******************************************************************************/
+
+#ifdef CONFIG_USBDEV_TRACE
+EXTERN void usbtrace_enable(boolen enable);
+#else
+#  define usbtrace_enable(enable)
+#endif
+
+/*******************************************************************************
+ * Name: usbtrace
+ *
+ * Description:
+ *  Record a USB event (tracing must be enabled)
+ *
+ *******************************************************************************/
+
+#ifdef CONFIG_USBDEV_TRACE
+EXTERN void usbtrace(uint16 event, uint16 value);
+#else
+#  define usbtrace(event)
+#endif
+
+/*******************************************************************************
+ * Name: usbtrace_enumerate
+ *
+ * Description:
+ *   Enumerate all buffer trace data (tracing must be disabled)
+ *
+ *******************************************************************************/
+
+#ifdef CONFIG_USBDEV_TRACE
+EXTERN int usbtrace_enumerate(tracecallback_t *callback, void *arg);
+#else
+#  define usbtrace_enumerate(event)
+#endif
+
+#undef EXTERN
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __INCLUDE_NUTTX_USBDEV_TRACE_H */