1 files changed, 154 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/sama5/sam_usbhost.c b/nuttx/arch/arm/src/sama5/sam_usbhost.c
new file mode 100644
index 000000000..5b3ee84e7
--- /dev/null
+++ b/nuttx/arch/arm/src/sama5/sam_usbhost.c
@@ -0,0 +1,154 @@
+/********************************************************************************************
+ * arch/arm/src/sama5/sam_host.c
+ *
+ *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 <stdint.h>
+#include <stdbool.h>
+#include <assert.h>
+
+#include <nuttx/usb/usbhost_trace.h>
+
+#include "sam_usbhost.h"
+
+#if defined(CONFIG_USBHOST_TRACE) || \
+   (defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_USB))
+
+/********************************************************************************************
+ * Pre-processor Definitions
+ ********************************************************************************************/
+
+#define TR_OHCI false
+#define TR_EHCI true
+
+#define TR_FMT1 false
+#define TR_FMT2 true
+
+#define TRENTRY(id,ehci,fmt1,string) {string}
+
+/********************************************************************************************
+ * Private Types
+ ********************************************************************************************/
+
+struct sam_usbhost_trace_s
+{
+#if 0
+  uint16_t id;
+  bool ehci;
+  bool fmt2;
+#endif
+  FAR const char *string;
+};
+
+/********************************************************************************************
+ * Private Data
+ ********************************************************************************************/
+
+static const struct sam_usbhost_trace_s g_trace1[TRACE1_NSTRINGS] =
+{
+  TRENTRY(EHCI_TRACE1_SYSTEMERROR,         TR_EHCI, TR_FMT1, "EHCI ERROR: System error: %06x\n"),
+  TRENTRY(EHCI_TRACE1_QTDFOREACH_FAILED,   TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qtd_foreach failed: %d\n"),
+  TRENTRY(EHCI_TRACE1_QHALLOC_FAILED,      TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate a QH\n"),
+  TRENTRY(EHCI_TRACE1_BUFTOOBIG,           TR_EHCI, TR_FMT1, "EHCI ERROR: Buffer too big. Remaining %d\n"),
+  TRENTRY(EHCI_TRACE1_REQQTDALLOC_FAILED,  TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate request qTD"),
+  TRENTRY(EHCI_TRACE1_ADDBPL_FAILED,       TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qtd_addbpl failed: %d\n"),
+  TRENTRY(EHCI_TRACE1_DATAQTDALLOC_FAILED, TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate data buffer qTD, 0"),
+  TRENTRY(EHCI_TRACE1_DEVDISCONNECTED,     TR_EHCI, TR_FMT1, "EHCI ERROR: Device disconnected %d\n"),
+  TRENTRY(EHCI_TRACE1_QHCREATE_FAILED,     TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qh_create failed\n"),
+  TRENTRY(EHCI_TRACE1_QTDSETUP_FAILED,     TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qtd_setupphase failed\n"),
+  TRENTRY(EHCI_TRACE1_QTDDATA_FAILED,      TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qtd_dataphase failed\n"),
+  TRENTRY(EHCI_TRACE1_QTDSTATUS_FAILED,    TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qtd_statusphase failed\n"),
+  TRENTRY(EHCI_TRACE1_TRANSFER_FAILED,     TR_EHCI, TR_FMT1, "EHCI ERROR: Transfer failed %d\n"),
+  TRENTRY(EHCI_TRACE1_QHFOREACH_FAILED,    TR_EHCI, TR_FMT1, "EHCI ERROR: sam_qh_foreach failed: %d\n"),
+  TRENTRY(EHCI_TRACE1_SYSERR_INTR,         TR_EHCI, TR_FMT1, "EHCI: Host System Error Interrupt\n"),
+  TRENTRY(EHCI_TRACE1_USBERR_INTR,         TR_EHCI, TR_FMT1, "EHCI: USB Error Interrupt (USBERRINT) Interrupt\n"),
+  TRENTRY(EHCI_TRACE1_EPALLOC_FAILED,      TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate EP info structure\n"),
+  TRENTRY(EHCI_TRACE1_BADXFRTYPE,          TR_EHCI, TR_FMT1, "EHCI ERROR: Support for transfer type %d not implemented\n"),
+  TRENTRY(EHCI_TRACE1_HCHALTED_TIMEOUT,    TR_EHCI, TR_FMT1, "EHCI ERROR: Timed out waiting for HCHalted. USBSTS: %06x\n"),
+  TRENTRY(EHCI_TRACE1_QHPOOLALLOC_FAILED,  TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate the QH pool\n"),
+  TRENTRY(EHCI_TRACE1_QTDPOOLALLOC_FAILED, TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate the qTD pool\n"),
+  TRENTRY(EHCI_TRACE1_PERFLALLOC_FAILED,   TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to allocate the periodic frame list\n"),
+  TRENTRY(EHCI_TRACE1_RESET_FAILED,        TR_EHCI, TR_FMT1, "EHCI ERROR: sam_reset failed: %d\n"),
+  TRENTRY(EHCI_TRACE1_RUN_FAILED,          TR_EHCI, TR_FMT1, "EHCI ERROR: EHCI Failed to run: USBSTS=%08x\n"),
+  TRENTRY(EHCI_TRACE1_IRQATTACH_FAILED,    TR_EHCI, TR_FMT1, "EHCI ERROR: Failed to attach IRQ%d\n"),
+};
+
+static const struct sam_usbhost_trace_s g_trace2[TRACE2_NSTRINGS] =
+{
+  TRENTRY(EHCI_TRACE2_EPSTALLED,           TR_EHCI, TR_FMT2, "EHCI EP%d Stalled: TOKEN=%08x\n"),
+  TRENTRY(EHCI_TRACE2_EPIOERROR,           TR_EHCI, TR_FMT2, "EHCI ERROR: EP%d TOKEN=%08x\n"),
+};
+
+/********************************************************************************************
+ * Private Function Prototypes
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Global Functions
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Name: usbhost_trformat1 and usbhost_trformat2
+ *
+ * Description:
+ *   This interface must be provided by platform specific logic that knows
+ *   the HCDs encoding of USB trace data.
+ *
+ *   Given an 9-bit index, return a format string suitable for use with, say,
+ *   printf.  The returned format is expected to handle two unsigned integer
+ *   values.
+ *
+ ********************************************************************************************/
+
+FAR const char *usbhost_trformat1(uint16_t id)
+{
+  int ndx = TRACE1_INDEX(id);
+  DEBUGASSERT(ndx < TRACE1_NSTRINGS);
+  return g_trace1[ndx].string;
+}
+
+FAR const char *usbhost_trformat2(uint16_t id)
+{
+  int ndx = TRACE2_INDEX(id);
+  DEBUGASSERT(ndx < TRACE2_NSTRINGS);
+  return g_trace2[ndx].string;
+}
+
+#endif /* CONFIG_USBHOST_TRACE || CONFIG_DEBUG && CONFIG_DEBUG_USB */
+