Merge pull request #1 from rohan-martin/dsicvs
Pull in Android_System_ANT-HAL_1-2-1
diff --git a/Android.mk b/Android.mk
index 801a40c..e3f5ae7 100644
--- a/Android.mk
+++ b/Android.mk
@@ -16,6 +16,8 @@
ifneq ($(BOARD_ANT_WIRELESS_DEVICE),)
+LOCAL_PATH := $(call my-dir)
+
#
# ANT native library
#
@@ -24,15 +26,15 @@
ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"wl12xx")
-include $(LOCAL_PATH)/hal/bluez_hci/Android.mk
+ANT_DIR := src/bluez_hci
-else ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"chip-B")
+else ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"bcm433x")
-include $(LOCAL_PATH)/hal/chip-B/Android.mk
+ANT_DIR := src/bluez_hci
-else ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"chip-C")
+else ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"vfs-prerelease")
-include $(LOCAL_PATH)/hal/chip-C/Android.mk
+ANT_DIR := src/vfs
else
@@ -40,6 +42,9 @@
endif # BOARD_ANT_WIRELESS_DEVICE type
+COMMON_DIR := src/common
+
+include $(LOCAL_PATH)/$(ANT_DIR)/Android.mk
#
# ANT Application
@@ -54,7 +59,7 @@
LOCAL_CFLAGS:= -g -c -W -Wall -O2
LOCAL_SRC_FILES:= \
- $(LOCAL_PATH)/app/ant_app.c
+ app/ant_app.c
LOCAL_SHARED_LIBRARIES := \
libantradio \
diff --git a/src/bluez_hci/Android.mk b/src/bluez_hci/Android.mk
index 0320a39..2a7687b 100644
--- a/src/bluez_hci/Android.mk
+++ b/src/bluez_hci/Android.mk
@@ -14,39 +14,41 @@
# limitations under the License.
#
-ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"wl12xx")
-
-LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_CFLAGS := -g -c -W -Wall -O2
# Check which chip is used so correct values in messages
ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"wl12xx")
-LOCAL_CFLAGS += -DBOARD_ANT_DEVICE_WILINK
-endif # BOARD_ANT_WIRELESS_DEVICE = wl12xx
+LOCAL_CFLAGS += -DBOARD_ANT_DEVICE_WL12XX
+else ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"bcm433x")
+LOCAL_CFLAGS += -DBOARD_ANT_DEVICE_BCM433X
+endif
LOCAL_C_INCLUDES := \
- $(LOCAL_PATH)/../common/inc \
- $(LOCAL_PATH)/inc \
+ $(LOCAL_PATH)/src/common/inc \
+ $(LOCAL_PATH)/$(ANT_DIR)/inc \
system/bluetooth/bluez-clean-headers \
ifeq ($(BOARD_ANT_WIRELESS_POWER),"bluedroid")
-LOCAL_CFLAGS += -DBOARD_HAVE_ANT_WIRELESS
+LOCAL_CFLAGS += \
+ -DBOARD_HAVE_ANT_WIRELESS \
+ -DUSE_EXTERNAL_POWER_LIBRARY \
+
LOCAL_C_INCLUDES += system/bluetooth/bluedroid/include/bluedroid
endif # BOARD_ANT_WIRELESS_POWER = bluedroid
+LOCAL_SRC_FILES := \
+ $(COMMON_DIR)/JAntNative.cpp \
+ $(COMMON_DIR)/ant_utils.c \
+ $(ANT_DIR)/ant_native_hci.c \
+ $(ANT_DIR)/ant_rx.c \
+ $(ANT_DIR)/ant_tx.c \
+
+# JNI
LOCAL_C_INCLUDE += $(JNI_H_INCLUDE)
-LOCAL_SRC_FILES := \
- ../../JAntNative.cpp \
- ../common/ant_utils.c \
- ant_native_hci.c \
- ant_rx.c \
- ant_tx.c \
-
-# jni
-LOCAL_SHARED_LIBRARIES += \
+LOCAL_SHARED_LIBRARIES += \
libnativehelper \
# chip power
@@ -63,5 +65,3 @@
include $(BUILD_SHARED_LIBRARY)
-endif # BOARD_ANT_WIRELESS_DEVICE = "wl12xx"
-
diff --git a/src/bluez_hci/ant_native_hci.c b/src/bluez_hci/ant_native_hci.c
index 4650f62..c2c453f 100644
--- a/src/bluez_hci/ant_native_hci.c
+++ b/src/bluez_hci/ant_native_hci.c
@@ -1,26 +1,26 @@
/*
-* ANT Stack
-*
-* Copyright 2009 Dynastream Innovations
-*
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-*
-* http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*/
+ * ANT Stack
+ *
+ * Copyright 2009 Dynastream Innovations
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
/******************************************************************************\
*
* FILE NAME: ant_native_hci.c
*
* BRIEF:
-* This file provides the HCI implementation of ant_native.h
+* This file provides the BlueZ HCI implementation of ant_native.h
*
*
\******************************************************************************/
@@ -29,13 +29,15 @@
#include <string.h>
#include <unistd.h>
-#include "antradio_power.h"
-
#include "ant_types.h"
#include "ant_native.h"
#include "ant_utils.h"
#include "ant_version.h"
+#if USE_EXTERNAL_POWER_LIBRARY
+#include "antradio_power.h"
+#endif
+
#include "ant_rx.h"
#include "ant_tx.h"
#include "ant_hciutils.h"
@@ -44,7 +46,7 @@
static pthread_mutex_t txLock;
pthread_mutex_t enableLock;
-static ANTRadioEnabledStatus radio_status = RADIO_STATUS_DISABLED;
+ANTRadioEnabledStatus radio_status = RADIO_STATUS_DISABLED;
ANTRadioEnabledStatus get_and_set_radio_status(void);
////////////////////////////////////////////////////////////////////
@@ -238,6 +240,11 @@
}
ANT_DEBUG_V("got enableLock in %s", __FUNCTION__);
+ if(RADIO_STATUS_DISABLED == radio_status)
+ {
+ radio_status = RADIO_STATUS_ENABLING;
+ }
+
ANT_DEBUG_V("getting txLock in %s", __FUNCTION__);
lockResult = pthread_mutex_lock(&txLock);
if (lockResult)
@@ -258,15 +265,23 @@
RxParams.thread = 0;
ANT_DEBUG_V("recovered. joined by rx thread");
}
+
ANT_DEBUG_I("radio_status (%d -> %d)", radio_status, RADIO_STATUS_ENABLING);
radio_status = RADIO_STATUS_ENABLING;
+#if USE_EXTERNAL_POWER_LIBRARY
if (RxParams.pfStateCallback)
RxParams.pfStateCallback(radio_status);
+#endif
}
+#if USE_EXTERNAL_POWER_LIBRARY
result = ant_enable();
+
ANT_DEBUG_D("ant_enable() result is %d", result);
+#else
+ result = 0;
+#endif
if (result == 0)
{
if (RxParams.thread)
@@ -286,6 +301,7 @@
else
{
result_status = ANT_STATUS_SUCCESS;
+#if USE_EXTERNAL_POWER_LIBRARY
if (radio_status == RADIO_STATUS_ENABLING)
{
ANT_DEBUG_I("radio_status (%d -> %d)", radio_status, RADIO_STATUS_ENABLED);
@@ -298,6 +314,9 @@
{
ANT_WARN("radio was already enabled but rx thread was not running");
}
+#else
+ radio_status = RADIO_STATUS_ENABLED;
+#endif
}
}
}
@@ -306,9 +325,11 @@
result_status = ANT_STATUS_TRANSPORT_INIT_ERR;
}
- if (result_status != ANT_STATUS_SUCCESS)
+ if (result_status != ANT_STATUS_SUCCESS) // ant_enable() or rx thread creating failed
{
+#if USE_EXTERNAL_POWER_LIBRARY
ant_disable();
+#endif
switch (get_and_set_radio_status())
{
@@ -333,6 +354,22 @@
return result_status;
}
+////////////////////////////////////////////////////////////////////
+// ant_radio_hard_reset
+//
+// Does nothing as Hard Reset is not supported.
+//
+// Parameters:
+// -
+//
+// Returns:
+// ANT_NOT_SUPPORTED
+//
+// Psuedocode:
+/*
+RESULT = NOT SUPPORTED
+*/
+////////////////////////////////////////////////////////////////////
ANTStatus ant_radio_hard_reset(void)
{
ANTStatus result_status = ANT_STATUS_NOT_SUPPORTED;
@@ -406,6 +443,7 @@
}
ANT_DEBUG_V("got txLock in %s", __FUNCTION__);
+#if USE_EXTERNAL_POWER_LIBRARY
if (get_and_set_radio_status() != RADIO_STATUS_DISABLED)
{
ANT_DEBUG_I("radio_status (%d -> %d)", radio_status, RADIO_STATUS_DISABLING);
@@ -416,7 +454,11 @@
}
result = ant_disable();
+
ANT_DEBUG_D("ant_disable() result is %d", result);
+#else
+ radio_status = RADIO_STATUS_DISABLED;
+#endif
// If rx thread exists ( != 0)
if (RxParams.thread)
@@ -512,7 +554,7 @@
// change internal state from enabled, disabled, or unknown to any of these
// three on errors.
//
-// Paramerters:
+// Parameters:
// -
//
// Returns:
@@ -521,9 +563,9 @@
////////////////////////////////////////////////////////////////////
ANTRadioEnabledStatus get_and_set_radio_status(void)
{
- ANTRadioEnabledStatus orig_status = radio_status;
ANT_FUNC_START();
-
+#if USE_EXTERNAL_POWER_LIBRARY
+ ANTRadioEnabledStatus orig_status = radio_status;
switch (ant_is_enabled())
{
case 0:
@@ -544,7 +586,7 @@
if (RxParams.pfStateCallback)
RxParams.pfStateCallback(radio_status);
}
-
+#endif
ANT_FUNC_END();
return radio_status;
}
@@ -556,7 +598,7 @@
//
// Parameters:
// rx_callback_func the ANTNativeANTEventCb function to be used
-// for recieved messages.
+// for received messages.
//
// Returns:
// ANT_STATUS_SUCCESS
@@ -569,13 +611,11 @@
ANTStatus set_ant_rx_callback(ANTNativeANTEventCb rx_callback_func)
{
ANTStatus status = ANT_STATUS_SUCCESS;
-
ANT_FUNC_START();
RxParams.pfRxCallback = rx_callback_func;
ANT_FUNC_END();
-
return status;
}
@@ -586,7 +626,7 @@
//
// Parameters:
// state_callback_func the ANTNativeANTStateCb function to be used
-// for recieved state changes.
+// for received state changes.
//
// Returns:
// ANT_STATUS_SUCCESS
@@ -599,7 +639,6 @@
ANTStatus set_ant_state_callback(ANTNativeANTStateCb state_callback_func)
{
ANTStatus status = ANT_STATUS_SUCCESS;
-
ANT_FUNC_START();
RxParams.pfStateCallback = state_callback_func;
diff --git a/src/bluez_hci/ant_rx.c b/src/bluez_hci/ant_rx.c
index 76d29ff..3894cd6 100644
--- a/src/bluez_hci/ant_rx.c
+++ b/src/bluez_hci/ant_rx.c
@@ -20,13 +20,12 @@
* FILE NAME: ant_rx.c
*
* BRIEF:
-* This file Implements the receive thread for an HCI implementation
+* This file implements the receive thread for a BlueZ HCI implementation
* using Vendor Specific messages.
*
*
\******************************************************************************/
-
#define _GNU_SOURCE /* needed for PTHREAD_MUTEX_RECURSIVE */
#include <errno.h>
@@ -44,23 +43,24 @@
#include <sys/types.h>
#include <sys/un.h>
-#include "antradio_power.h"
-
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <bluetooth/hci_lib.h>
+#include "ant_types.h"
+
+#if USE_EXTERNAL_POWER_LIBRARY
+#include "antradio_power.h"
+#endif
+
#include "ant_rx.h"
#include "ant_hciutils.h"
-#include "ant_types.h"
#include "ant_framing.h"
#include "ant_log.h"
+
#undef LOG_TAG
#define LOG_TAG "antradio_rx"
-static char EVT_PKT_VENDOR_FILTER[] = {0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0x00,0x80,0x00,0x05,0x00,0x00};
-
/* Global Options */
ANTHCIRxParams RxParams = {
.pfRxCallback = NULL,
@@ -70,6 +70,10 @@
extern pthread_mutex_t enableLock;
extern ANTRadioEnabledStatus get_and_set_radio_status(void);
+#ifndef USE_EXTERNAL_POWER_LIBRARY
+extern ANTRadioEnabledStatus radio_status;
+#endif
+
/*
* This thread opens a Bluez HCI socket and waits for ANT messages.
*/
@@ -80,6 +84,7 @@
int len;
unsigned char buf[HCI_MAX_EVENT_SIZE];
int result;
+ struct hci_filter eventVendorFilter;
ANT_FUNC_START();
(void)pvHCIDevice; //unused waring
@@ -95,8 +100,12 @@
goto out;
}
- if (setsockopt(rxSocket, SOL_HCI, HCI_FILTER, &EVT_PKT_VENDOR_FILTER,
- sizeof(EVT_PKT_VENDOR_FILTER)) < 0)
+ eventVendorFilter.type_mask = TYPE_MASK_EVENT_PACKET;
+ eventVendorFilter.event_mask[0] = 0;
+ eventVendorFilter.event_mask[1] = EVENT_MASK_1_EVENT_VENDOR;
+ eventVendorFilter.opcode = htobs(ANT_EVENT_VENDOR_CODE);
+
+ if (setsockopt(rxSocket, SOL_HCI, HCI_FILTER, &eventVendorFilter, sizeof(eventVendorFilter)) < 0)
{
ANT_ERROR("failed to set socket options: %s", strerror(errno));
@@ -150,84 +159,23 @@
goto close;
}
- // 0 = packet type eg. HCI_EVENT_PKT
- // FOR EVENT:
- // 1 = event code eg. EVT_VENDOR, EVT_CMD_COMPLETE
- // 2 = Parameter total length
- // 3... parameters
- // FOR CC
- // 3 = Num HCI Command packets allowed to be sent
- // 4+5 = ANT Opcode
- // 6 = Result ??
- // FOR VS
- // 3+4 = ANT Opcode
- // 5 = length
- // 6 ? MSB of length ?
- // 7... ant message
-
- if (len >= 7)
+ hci_event_packet_t *event_packet = (hci_event_packet_t *)buf;
+ int hci_payload_len = validate_hci_event_packet(event_packet, len);
+ if (hci_payload_len == -1)
{
- ANT_DEBUG_V("HCI Data: [%02X][%02X][%02X][%02X][%02X][%02X][%02X]...",
- buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
- }
- else
- {
- ANT_ERROR("Failed to read full header off socket. len = %d", len);
+ // part of the message is incorrect, ignore it. validate_event_packet will log error
continue;
}
- if (len != (buf[2] + 3))
+ ANT_SERIAL(event_packet->hci_payload, hci_payload_len, 'R');
+
+ if(RxParams.pfRxCallback != NULL)
{
- ANT_WARN("HCI packet length(%d) and bytes read(%d) dont match", buf[2] + 3, len);
- }
-
- if(HCI_EVENT_PKT == buf[0])
- {
- ANT_DEBUG_D("Received Event Packet");
-
- if (EVT_VENDOR == buf[1])
- {
- if ((HCI_VSOP_ANT_LSB == buf[3]) && (HCI_VSOP_ANT_MSB == buf[4]))
- {
- ANT_DEBUG_D("Received ANT VS Message");
-
- if (len < 9)
- {
- ANT_ERROR("Malformed ANT header");
- ret = ANT_STATUS_FAILED;
- goto close;
- }
-
- ANT_DEBUG_V("ANT Mesg: ANTMesgSize:%d ANTMesgID:0x%02X ...",
- buf[7], buf[8]);
-
- ANT_SERIAL(&(buf[7]), buf[5], 'R');
-
- if(RxParams.pfRxCallback != NULL)
- {
- RxParams.pfRxCallback(buf[5], &(buf[7]));
- }
- else
- {
- ANT_ERROR("Can't send rx message - no callback registered");
- }
-
- continue;
- }
- else
- {
- ANT_DEBUG_W("Vendor Specific message for another vendor. "
- "Should filter out");
- }
- }
- else
- {
- ANT_DEBUG_V("Other Event Packet, Ignoring");
- }
+ RxParams.pfRxCallback(hci_payload_len, event_packet->hci_payload);
}
else
{
- ANT_DEBUG_V("Non-Event Packet, Ignoring");
+ ANT_ERROR("Can't send rx message - no callback registered");
}
}
@@ -238,10 +186,14 @@
if (result == 0)
{
ANT_DEBUG_W("rx thread socket has unexpectedly crashed");
+#if USE_EXTERNAL_POWER_LIBRARY
if (RxParams.pfStateCallback)
RxParams.pfStateCallback(RADIO_STATUS_DISABLING);
ant_disable();
get_and_set_radio_status();
+#else
+ radio_status = RADIO_STATUS_DISABLED;
+#endif
RxParams.thread = 0;
pthread_mutex_unlock(&enableLock);
}
diff --git a/src/bluez_hci/ant_tx.c b/src/bluez_hci/ant_tx.c
index 2757a3b..e1efa7f 100644
--- a/src/bluez_hci/ant_tx.c
+++ b/src/bluez_hci/ant_tx.c
@@ -20,8 +20,8 @@
* FILE NAME: ant_tx.c
*
* BRIEF:
-* This file Implements the transmit functionality for an HCI implementation
-* using Vendor Specific messages.
+* This file Implements the transmit functionality for a BlueZ HCI
+* implementation using Vendor Specific messages.
*
*
\******************************************************************************/
@@ -39,31 +39,35 @@
#include "ant_framing.h"
#include "ant_utils.h"
#include "ant_log.h"
+
#undef LOG_TAG
#define LOG_TAG "antradio_tx"
-static char EVT_PKT_CMD_COMPLETE_FILTER[] = {0x10,0x00,0x00,0x00,0x00,0x40,0x00,
- 0x00,0x00,0x00,0x00,0x00,0xD1,0xFD,0x00,0x00};
-
int g_ant_cmd_socket = -1;
int ant_open_tx_transport(void)
{
int socket = -1;
+ struct hci_filter commandCompleteFilter;
ANT_FUNC_START();
socket = create_hci_sock();
-
- if (socket < 0)
+
+ if (socket < 0)
{
ANT_DEBUG_E("failed to open HCI socket for tx: %s", strerror(errno));
}
else
{
g_ant_cmd_socket = socket;
- ANT_DEBUG_D("socket handle %#x", g_ant_cmd_socket);
- if (setsockopt(g_ant_cmd_socket, SOL_HCI, HCI_FILTER,
- &EVT_PKT_CMD_COMPLETE_FILTER, sizeof(EVT_PKT_CMD_COMPLETE_FILTER)) < 0)
+ ANT_DEBUG_D("socket handle %#x", socket);
+
+ commandCompleteFilter.type_mask = TYPE_MASK_EVENT_PACKET;
+ commandCompleteFilter.event_mask[0] = EVENT_MASK_0_COMMAND_COMPLETE;
+ commandCompleteFilter.event_mask[1] = 0;
+ commandCompleteFilter.opcode = htobs(ANT_COMMAND_OPCODE);
+
+ if (setsockopt(socket, SOL_HCI, HCI_FILTER, &commandCompleteFilter, sizeof(commandCompleteFilter)) < 0)
{
ANT_ERROR("failed to set socket options: %s", strerror(errno));
close(socket);
@@ -81,7 +85,7 @@
if(0 < socket)
{
- if (0 == close(socket))
+ if (0 == close(socket))
{
ANT_DEBUG_D("closed hci device (socket handle=%#x)", socket);
}
@@ -176,17 +180,11 @@
ANT_BOOL retry = ANT_FALSE;
int bytes_written;
struct iovec iov[2];
- hci_vendor_cmd_packet_t hci_header;
- ANT_U16 hci_opcode;
+ hci_command_vendor_header_t hci_header;
ANT_FUNC_START();
- hci_opcode = cmd_opcode_pack(OGF_VENDOR_CMD, HCI_CMD_ANT_MESSAGE_WRITE);
-
- hci_header.packet_type = HCI_COMMAND_PKT;
- ANT_UTILS_StoreLE16(hci_header.cmd_header.opcode, hci_opcode);
- hci_header.cmd_header.plen = ((ant_message_len + HCI_VENDOR_HEADER_SIZE) & 0xFF);
- ANT_UTILS_StoreLE16(hci_header.vendor_header.hcilen, ant_message_len);
+ create_command_header(&hci_header, ant_message_len);
iov[0].iov_base = &hci_header;
iov[0].iov_len = sizeof(hci_header);
@@ -257,9 +255,8 @@
{
ANTStatus status = ANT_STATUS_NO_VALUE_AVAILABLE;
int len;
- ANTStatus ret = ANT_STATUS_SUCCESS;
ANT_U8 ucResult = -1;
- ANT_U8 buf[ANT_NATIVE_MAX_PARMS_LEN];
+ ANT_U8 buf[HCI_MAX_EVENT_SIZE];
ANT_FUNC_START();
ANT_DEBUG_V("reading off socket %#x", socket);
@@ -272,82 +269,62 @@
ANT_ERROR("failed to read socket. error: %s", strerror(errno));
- ret = ANT_STATUS_FAILED;
+ status = ANT_STATUS_FAILED;
goto close;
}
ANT_SERIAL(buf, len, 'C');
- ANT_DEBUG_V("HCI Data: [%02X][%02X][%02X][%02X][%02X][%02X][%02X]...",
- buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
-
- // 0 = packet type eg. HCI_EVENT_PKT
- // FOR EVENT:
- // 1 = event code eg. EVT_VENDOR, EVT_CMD_COMPLETE
- // 2 = Parameter total length
- // 3... parameters
- // FOR CC
- // 3 = Num HCI Vommand packets (allowed to be sent)
- // 4+5 = ANT Opcode
- // 6 = Result ??
- // FOR VS
- // 3+4 = ANT Opcode
- // 5 = length
- // 6 ? MSB of length ?
- // 7... ant message
-
- if(HCI_EVENT_PKT == buf[0])
+ // validate that we have a single command complete packet
+ if (len != sizeof(hci_command_complete_packet_t))
{
- ANT_DEBUG_D("Received Event Packet");
+ status = ANT_STATUS_FAILED;
+ }
+ else
+ {
+ hci_command_complete_packet_t *command_complete = (hci_command_complete_packet_t *)buf;
- if(EVT_CMD_COMPLETE == buf[1])
+ if(command_complete->packet_type == HCI_EVENT_PKT)
{
- if(len < HCI_EVENT_OVERHEAD_SIZE)
+ ANT_DEBUG_D("Received Event Packet");
+
+ if(command_complete->event_header.evt == EVT_CMD_COMPLETE)
{
- status = ANT_STATUS_FAILED;
+ ANT_U16 opcode = ANT_UTILS_LEtoHost16((ANT_U8 *)&command_complete->command_complete_hdr.opcode);
+ if(opcode == ANT_COMMAND_OPCODE)
+ {
+ ANT_DEBUG_V("Received COMMAND COMPLETE");
+ ucResult = command_complete->response;
+
+ if(ucResult == 0)
+ {
+ ANT_DEBUG_D("Command Complete = SUCCESS");
+ status = ANT_STATUS_SUCCESS;
+ }
+ else if(ucResult == HCI_UNSPECIFIED_ERROR)
+ {
+ ANT_DEBUG_D("Command Complete = UNSPECIFIED_ERROR");
+ status = ANT_STATUS_TRANSPORT_UNSPECIFIED_ERROR;
+ }
+ else
+ {
+ status = ANT_STATUS_COMMAND_WRITE_FAILED;
+ ANT_DEBUG_D("Command Complete = WRITE_FAILED");
+ }
+ }
+ else
+ {
+ ANT_DEBUG_W("Command complete has wrong opcode, this should have been filtered out");
+ }
}
else
{
- if((HCI_CMD_OPCODE_ANT_LSB == buf[4]) &&
- (HCI_CMD_OPCODE_ANT_MSB == buf[5]))
- {
- ucResult = buf[6];
-
- ANT_DEBUG_V("Received COMMAND COMPLETE");
- }
- else
- {
- ANT_DEBUG_V("Command complete has wrong opcode");
- }
- }
-
- /*
- * if got a status byte, pass it forward, otherwise pass a failure
- * status
- */
- if(status != ANT_STATUS_FAILED)
- {
- if(ucResult == 0)
- {
- ANT_DEBUG_D("Command Complete = SUCCESS");
- status = ANT_STATUS_SUCCESS;
- }
- else if(ucResult == HCI_UNSPECIFIED_ERROR)
- {
- ANT_DEBUG_D("Command Complete = UNSPECIFIED_ERROR");
-
- status = ANT_STATUS_TRANSPORT_UNSPECIFIED_ERROR;
- }
- else
- {
- status = ANT_STATUS_COMMAND_WRITE_FAILED;
- ANT_DEBUG_D("Command Complete = WRITE_FAILED");
- }
+ ANT_DEBUG_W("Event is not a command complete, this should have been filtered out");
}
}
else
{
- ANT_DEBUG_W("Other Event Packet, Should filter out");
+ ANT_DEBUG_W("Other Event Packet, this should have been filtered out");
}
}
diff --git a/src/bluez_hci/inc/ant_framing.h b/src/bluez_hci/inc/ant_framing.h
index 7d01844..59c16ca 100644
--- a/src/bluez_hci/inc/ant_framing.h
+++ b/src/bluez_hci/inc/ant_framing.h
@@ -2,25 +2,26 @@
* ANT Stack
*
* Copyright 2009 Dynastream Innovations
- *
+ *
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
- *
+ *
* http://www.apache.org/licenses/LICENSE-2.0
- *
+ *
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
+ * See the License for the specific language governing permissions and
* limitations under the License.
*/
/******************************************************************************\
*
-* FILE NAME: ANT_Framing.h
+* FILE NAME: ant_framing.h
*
-* BRIEF:
-* This file defines ANT specific HCI values used by the ANT chip.
+* BRIEF:
+* This file defines ANT specific HCI values used by the ANT chip with a
+* shared BlueZ HCI transport.
*
*
\******************************************************************************/
@@ -28,23 +29,167 @@
#ifndef __ANT_HCIFRAMING_H
#define __ANT_HCIFRAMING_H
-#ifdef BOARD_ANT_DEVICE_WILINK
+#if defined(BOARD_ANT_DEVICE_WL12XX)
-/* Number to used by the VS Parameters Len field */
-#define ANT_NATIVE_HCI_VS_PARMS_LEN_FIELD_LEN (2)
+#define ANT_COMMAND_OPCODE 0xFDD1
+#define ANT_EVENT_VENDOR_CODE 0x0500
-#define HCI_CMD_ANT_MESSAGE_WRITE ((ANT_U16)0x01D1)
+typedef struct {
+ ANT_U16 vendor_msg_len;
+} __attribute__ ((packed)) hci_cmd_vendor_hdr_t;
+#define HCI_COMMAND_VENDOR_HDR_SIZE 2
-#define HCI_CMD_OPCODE_ANT_LSB 0xD1
-#define HCI_CMD_OPCODE_ANT_MSB 0xFD
+typedef struct {
+ ANT_U16 vendor_code;
+ ANT_U16 vendor_msg_len;
+} __attribute__ ((packed)) hci_evt_vendor_hdr_t;
+#define HCI_EVENT_VENDOR_HDR_SIZE 4
-#define HCI_VSOP_ANT_LSB 0x00
-#define HCI_VSOP_ANT_MSB 0x05
+#elif defined(BOARD_ANT_DEVICE_BCM433X)
-#else
+#define ANT_COMMAND_OPCODE 0xFCEC
+#define ANT_EVENT_VENDOR_CODE 0x2D
-#error "Board ANT Device Type not recognised"
+typedef struct {
+ ANT_U8 command_id_padding;
+} __attribute__ ((packed)) hci_cmd_vendor_hdr_t;
+#define HCI_COMMAND_VENDOR_HDR_SIZE 1
+
+typedef struct {
+ ANT_U8 vendor_code;
+ ANT_U8 status;
+} __attribute__ ((packed)) hci_evt_vendor_hdr_t;
+#define HCI_EVENT_VENDOR_HDR_SIZE 2
+
+#define COMMAND_ID_PADDING 0xFF
#endif
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/hci.h>
+
+#include "ant_native.h"
+#include "ant_types.h"
+#include "ant_utils.h"
+
+#define HCI_EVENT_HEADER_OVERHEAD (HCI_TYPE_LEN + HCI_EVENT_HDR_SIZE)
+#define HCI_EVENT_TOTAL_OVERHEAD (HCI_EVENT_HEADER_OVERHEAD + HCI_EVENT_VENDOR_HDR_SIZE)
+
+#define TYPE_MASK_EVENT_PACKET 0x00000010
+#define EVENT_MASK_0_COMMAND_COMPLETE 0x00004000
+#define EVENT_MASK_1_EVENT_VENDOR 0x80000000
+
+// -------------------------------------------------
+
+typedef struct {
+ ANT_U8 packet_type; // HCI_COMMAND_PKT
+ hci_command_hdr command_header; // from hci.h
+ hci_cmd_vendor_hdr_t vendor_header;
+} __attribute__ ((packed)) hci_command_vendor_header_t;
+
+
+typedef struct {
+ ANT_U8 packet_type; // HCI_EVENT_PKT
+ hci_event_hdr event_header; // from hci.h
+ hci_evt_vendor_hdr_t vendor_header;
+ ANT_U8 hci_payload[HCI_MAX_EVENT_SIZE];
+} __attribute__ ((packed)) hci_event_packet_t;
+
+typedef struct {
+ ANT_U8 packet_type; // HCI_EVENT_PKT
+ hci_event_hdr event_header; // from hci.h
+ evt_cmd_complete command_complete_hdr;// from hci.h
+ ANT_U8 response;
+} __attribute__ ((packed)) hci_command_complete_packet_t;
+
+// -------------------------------------------------
+
+/**
+ * @param header the struct to fill with chip specific hci header
+ * @param ant_message_len total ant length, size, id, and data
+ */
+static inline void create_command_header(hci_command_vendor_header_t *header, ANT_U8 ant_message_len)
+{
+ header->packet_type = HCI_COMMAND_PKT;
+ header->command_header.opcode = htobs(ANT_COMMAND_OPCODE);
+ header->command_header.plen = ant_message_len + HCI_COMMAND_VENDOR_HDR_SIZE;
+#if defined(BOARD_ANT_DEVICE_WL12XX)
+ header->vendor_header.vendor_msg_len = htobs(ant_message_len);
+#elif defined(BOARD_ANT_DEVICE_BCM433X)
+ header->vendor_header.command_id_padding = COMMAND_ID_PADDING;
+#endif
+}
+
+/**
+ * @param packet the struct to check if is an ANT hci payload
+ * @param packet_len the total length of the packet
+ * @return 0 if valid, -1 if not valid
+ */
+static inline int validate_hci_event_vendor(hci_event_packet_t *packet, int packet_len)
+{
+#if defined(BOARD_ANT_DEVICE_WL12XX)
+ ANT_U16 vendor_code = ANT_UTILS_LEtoHost16((ANT_U8 *)&packet->vendor_header.vendor_code);
+#elif defined(BOARD_ANT_DEVICE_BCM433X)
+ ANT_U8 vendor_code = packet->vendor_header.vendor_code;
+#endif
+ if (vendor_code != ANT_EVENT_VENDOR_CODE) {
+ ANT_ERROR("HCI packet vendor event code is not ANT");
+ return -1;
+ }
+
+#if defined(BOARD_ANT_DEVICE_WL12XX)
+ ANT_U16 vendor_msg_len = ANT_UTILS_LEtoHost16((ANT_U8 *)&packet->vendor_header.vendor_msg_len);
+ if (packet_len != vendor_msg_len + HCI_EVENT_TOTAL_OVERHEAD) {
+ ANT_ERROR("HCI packet length (%d) should be %d bytes more than HCI payload length (%d)",
+ packet_len, HCI_EVENT_TOTAL_OVERHEAD, vendor_msg_len);
+ return -1;
+ }
+#elif defined(BOARD_ANT_DEVICE_BCM433X)
+ (void)packet_len; // unused warning
+#endif
+
+ return 0;
+}
+
+/**
+ * @param packet the struct to validate
+ * @param packet_len the total length of the packet
+ * @return -1 if not valid, or length of the ANT hci payload
+ */
+static inline int validate_hci_event_packet(hci_event_packet_t *packet, int packet_len)
+{
+ // Make sure we have at the minimum the hci header, vendor header, and ANT size/id bytes
+ if (packet_len < HCI_EVENT_TOTAL_OVERHEAD) {
+ ANT_ERROR("HCI packet length (%d) is less than minimum (%d)",
+ packet_len, HCI_EVENT_TOTAL_OVERHEAD);
+ return -1;
+ }
+
+ if (packet->packet_type != HCI_EVENT_PKT) {
+ ANT_ERROR("HCI packet is not an event packet");
+ return -1;
+ }
+
+ if (packet->event_header.evt != EVT_VENDOR) {
+ ANT_ERROR("HCI packet is not a vendor event");
+ return -1;
+ }
+
+ if (packet_len != packet->event_header.plen + HCI_EVENT_HEADER_OVERHEAD) {
+ ANT_ERROR("HCI packet length (%d) should be %d bytes more than HCI event length (%d)",
+ packet_len, HCI_EVENT_HDR_SIZE, packet->event_header.plen);
+ return -1;
+ }
+
+ if (validate_hci_event_vendor(packet, packet_len) == -1)
+ {
+ return -1;
+ }
+ else
+ {
+ // return HCI payload len
+ return packet_len - HCI_EVENT_TOTAL_OVERHEAD;
+ }
+}
+
#endif /* __ANT_HCIFRAMING_H */
diff --git a/src/bluez_hci/inc/ant_hciutils.h b/src/bluez_hci/inc/ant_hciutils.h
index f8cf579..d654ce9 100644
--- a/src/bluez_hci/inc/ant_hciutils.h
+++ b/src/bluez_hci/inc/ant_hciutils.h
@@ -17,10 +17,10 @@
*/
/******************************************************************************\
*
-* FILE NAME: ant_hciuntils.h
+* FILE NAME: ant_hciutils.h
*
* BRIEF:
-* This file defines the utility functions for an HCI implementation
+* This file defines the utility functions for a Bluetooth HCI implementation
*
*
\******************************************************************************/
@@ -33,65 +33,9 @@
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
-#include "ant_types.h"
-#include "ant_native.h"
#include "ant_log.h"
// -------------------------------------------------
-#define HCI_COMMAND_HEADER_SIZE 3
-typedef struct {
- ANT_U8 opcode[2]; // 0xFDD1 for ANT
- ANT_U8 plen;
-} __attribute__ ((packed)) hci_command_header_t;
-
-#define HCI_VENDOR_HEADER_SIZE 2
-typedef struct {
- ANT_U8 hcilen[2];
-} __attribute__ ((packed)) hci_vendor_header_t;
-
-#define HCI_COMMAND_OVERHEAD_SIZE ( HCI_COMMAND_HEADER_SIZE + \
- HCI_VENDOR_HEADER_SIZE + 1)
-typedef struct {
- ANT_U8 packet_type; // 0x01 for HCI_COMMAND_PKT
- hci_command_header_t cmd_header;
- hci_vendor_header_t vendor_header;
-} __attribute__ ((packed)) hci_vendor_cmd_packet_t;
-
-#define HCI_EVENT_HEADER_SIZE 2
-typedef struct {
- ANT_U8 event_c; // 0xFF for Vendor Specific,
- // 0x0E for EVNT_CMD_COMPLETE
- ANT_U8 plen; // data/parameter length
-} __attribute__ ((packed)) hci_event_header_t;
-
-#define HCI_EVENT_OVERHEAD_SIZE (HCI_EVENT_HEADER_SIZE + 5)
-typedef struct {
- ANT_U8 packet_type; // HCI_EVENT_PKT
- hci_event_header_t header;
- union {
- struct {
- ANT_U8 vendor_c[2]; // 0x0500 for ANT
- ANT_U8 hcilen[2];
- } vendor;
- struct {
- ANT_U8 num_token;
- ANT_U8 opcode[2]; // 0xFDD1 for ANT
- ANT_U8 resp;
- } cmd_cmplt;
- };
- ANT_U8 data[ANT_NATIVE_MAX_PARMS_LEN]; // Should be 255
-} __attribute__ ((packed)) hci_event_packet_t;
-
-typedef struct {
- union {
- hci_event_packet_t hci_event_packet;
- ANT_U8 raw_packet[sizeof(hci_event_packet_t)];
- };
-} rx_data_t; // Use this is for vendor specific and command complete events
-
-
-// -------------------------------------------------
-
static inline int create_hci_sock() {
struct sockaddr_hci sa;
int sk = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
diff --git a/src/bluez_hci/inc/ant_rx.h b/src/bluez_hci/inc/ant_rx.h
index c914bb6..aff076d 100644
--- a/src/bluez_hci/inc/ant_rx.h
+++ b/src/bluez_hci/inc/ant_rx.h
@@ -20,7 +20,8 @@
* FILE NAME: ant_rx.h
*
* BRIEF:
-* This file defines the receive thread function
+* This file defines the receive thread function and the ANTHCIRxParams
+* type for storing the configuration of the receive thread.
*
*
\******************************************************************************/
@@ -32,6 +33,7 @@
#include "ant_types.h"
#include "ant_native.h"
+// The configuration of a receive thread
typedef struct
{
//The function to call back with received data
diff --git a/src/bluez_hci/inc/ant_tx.h b/src/bluez_hci/inc/ant_tx.h
index 5057011..0c85a5a 100644
--- a/src/bluez_hci/inc/ant_tx.h
+++ b/src/bluez_hci/inc/ant_tx.h
@@ -20,7 +20,7 @@
* FILE NAME: ant_tx.h
*
* BRIEF:
-* This file defines the transmit function
+* This file defines the utility functions used by the transmit function.
*
*
\******************************************************************************/
diff --git a/src/chip-B/ant_native_chardev.c b/src/chip-B/ant_native_chardev.c
deleted file mode 100644
index 39e61d7..0000000
--- a/src/chip-B/ant_native_chardev.c
+++ /dev/null
@@ -1,424 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_native_chardev.c
-*
-* BRIEF:
-* This file provides the character device implementation of ant_native.h
-*
-*
-\*******************************************************************************/
-
-#include <errno.h>
-#include <fcntl.h> /* for open() */
-#include <linux/ioctl.h>
-#include <pthread.h>
-
-#include "ant_native.h"
-#include "ant_types.h"
-#include "ant_log.h"
-#include "ant_version.h"
-
-#include "ant_native_chardev.h"
-#include "ant_rx_chardev.h"
-
-#define CHIP_B_CHAR_DEV_IOCTL_RESET _IO('H', 160)
-
-#define MESG_BROADCAST_DATA_ID ((ANT_U8)0x4E)
-#define MESG_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x4F)
-#define MESG_BURST_DATA_ID ((ANT_U8)0x50)
-#define MESG_EXT_BROADCAST_DATA_ID ((ANT_U8)0x5D)
-#define MESG_EXT_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x5E)
-#define MESG_EXT_BURST_DATA_ID ((ANT_U8)0x5F)
-
-static ant_rx_thread_info_t stRxThreadInfo;
-static pthread_mutex_t stEnabledStatusLock = PTHREAD_MUTEX_INITIALIZER;
-static pthread_mutex_t stFlowControlLock = PTHREAD_MUTEX_INITIALIZER;
-static pthread_cond_t stFlowControlCond = PTHREAD_COND_INITIALIZER;
-ANTNativeANTStateCb g_fnStateCallback;
-
-static void ant_channel_init(ant_channel_info_t *pstChnlInfo, const char *pcCharDevName)
-{
- pstChnlInfo->pcDevicePath = pcCharDevName;
- pstChnlInfo->iFd = -1;
- pstChnlInfo->fnRxCallback = NULL;
- pstChnlInfo->ucFlowControlResp = FLOW_GO;
- pstChnlInfo->pstFlowControlCond = &stFlowControlCond;
- pstChnlInfo->pstFlowControlLock = &stFlowControlLock;
-}
-
-ANTStatus ant_init(void)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- stRxThreadInfo.stRxThread = 0;
- stRxThreadInfo.ucRunThread = 0;
- stRxThreadInfo.ucChipResetting = 0;
- stRxThreadInfo.pstEnabledStatusLock = &stEnabledStatusLock;
- g_fnStateCallback = 0;
- ant_channel_init(&stRxThreadInfo.astChannels[COMMAND_CHANNEL], ANT_COMMANDS_DEVICE_NAME);
- ant_channel_init(&stRxThreadInfo.astChannels[DATA_CHANNEL], ANT_DATA_DEVICE_NAME);
- uiRet = ANT_STATUS_SUCCESS;
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_deinit(void)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- uiRet = ANT_STATUS_SUCCESS;
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus set_ant_rx_callback(ANTNativeANTEventCb rx_callback_func)
-{
- ANT_FUNC_START();
- stRxThreadInfo.astChannels[COMMAND_CHANNEL].fnRxCallback = rx_callback_func;
- stRxThreadInfo.astChannels[DATA_CHANNEL].fnRxCallback = rx_callback_func;
- ANT_FUNC_END();
- return ANT_STATUS_SUCCESS;
-}
-
-ANTStatus set_ant_state_callback(ANTNativeANTStateCb state_callback_func)
-{
- ANT_FUNC_START();
- g_fnStateCallback = state_callback_func;
- ANT_FUNC_END();
- return ANT_STATUS_SUCCESS;
-}
-
-ANTStatus ant_tx_message(ANT_U8 ucLen, ANT_U8 *pucMesg)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- int iMutexResult;
- int iResult;
- struct timespec stTimeout;
- int iCondWaitResult;
- ANT_U8 txBuffer[ANT_HCI_MAX_MSG_SIZE];
- ANT_FUNC_START();
- if (ant_radio_enabled_status() != RADIO_STATUS_ENABLED) {
- uiRet = ANT_STATUS_FAILED_BT_NOT_INITIALIZED;
- goto out;
- }
- txBuffer[CHIP_B_HCI_SIZE_OFFSET] = ucLen;
- memcpy(txBuffer + CHIP_B_HCI_HEADER_SIZE, pucMesg, ucLen);
- ANT_SERIAL(txBuffer, ucLen + CHIP_B_HCI_HEADER_SIZE, 'T');
- switch (txBuffer[CHIP_B_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET]) {
- case MESG_BROADCAST_DATA_ID:
- case MESG_ACKNOWLEDGED_DATA_ID:
- case MESG_BURST_DATA_ID:
- case MESG_EXT_BROADCAST_DATA_ID:
- case MESG_EXT_ACKNOWLEDGED_DATA_ID:
- case MESG_EXT_BURST_DATA_ID:
- ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
- iMutexResult = pthread_mutex_lock(&stFlowControlLock);
- if (iMutexResult) {
- ANT_ERROR("failed to lock flow control mutex during tx: %s", strerror(iMutexResult));
- goto out;
- }
- ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
-
- stRxThreadInfo.astChannels[COMMAND_CHANNEL].ucFlowControlResp = FLOW_STOP;
- iResult = write(stRxThreadInfo.astChannels[DATA_CHANNEL].iFd, txBuffer, ucLen + CHIP_B_HCI_HEADER_SIZE);
- if (iResult < 0) {
- ANT_ERROR("failed to write data message to device: %s", strerror(errno));
- } else if (iResult != ucLen + CHIP_B_HCI_HEADER_SIZE) {
- ANT_ERROR("bytes written and message size dont match up");
- } else {
- stTimeout.tv_sec = time(0) + CHIP_B_FLOW_GO_WAIT_TIMEOUT_SEC;
- stTimeout.tv_nsec = 0;
-
- while (stRxThreadInfo.astChannels[COMMAND_CHANNEL].ucFlowControlResp != FLOW_GO) {
- iCondWaitResult = pthread_cond_timedwait(&stFlowControlCond, &stFlowControlLock, &stTimeout);
- if (iCondWaitResult) {
- ANT_ERROR("failed to wait for flow control response: %s", strerror(iCondWaitResult));
- if (iCondWaitResult == ETIMEDOUT)
- uiRet = ANT_STATUS_HARDWARE_ERR;
- goto wait_error;
- }
- }
- uiRet = ANT_STATUS_SUCCESS;
- }
-wait_error:
- ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stFlowControlLock);
- ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
- break;
- default:
- iResult = write(stRxThreadInfo.astChannels[COMMAND_CHANNEL].iFd, txBuffer, ucLen + CHIP_B_HCI_HEADER_SIZE);
- if (iResult < 0) {
- ANT_ERROR("failed to write message to device: %s", strerror(errno));
- } else if (iResult != ucLen + CHIP_B_HCI_HEADER_SIZE) {
- ANT_ERROR("bytes written and message size dont match up");
- } else {
- uiRet = ANT_STATUS_SUCCESS;
- }
- }
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_radio_hard_reset(void)
-{
- enum ant_channel_type eChannel;
- int iLockResult;
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
- if(iLockResult) {
- ANT_ERROR("enable failed to get state lock: %s", strerror(iLockResult));
- goto out;
- }
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
-
- stRxThreadInfo.ucChipResetting = 1;
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESETTING);
-
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
- ioctl(stRxThreadInfo.astChannels[eChannel].iFd, CHIP_B_CHAR_DEV_IOCTL_RESET); //TODO only one?
-
- ant_do_disable();
-
- if (ant_do_enable()) { /* failed */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLED);
- } else { /* success */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESET);
- uiRet = ANT_STATUS_SUCCESS;
- }
- stRxThreadInfo.ucChipResetting = 0;
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-static void ant_disable_channel(ant_channel_info_t *pstChnlInfo)
-{
- ANT_FUNC_START();
- if (!pstChnlInfo) {
- ANT_ERROR("null channel info passed to channel disable function");
- goto out;
- }
- if (pstChnlInfo->iFd != -1) {
- if (close(pstChnlInfo->iFd) < 0) {
- ANT_ERROR("failed to close channel %s(%#x): %s", pstChnlInfo->pcDevicePath, pstChnlInfo->iFd, strerror(errno));
- }
- pstChnlInfo->iFd = -1; //TODO can this overwrite a still valid fd?
- } else {
- ANT_DEBUG_D("%s file is already closed", pstChnlInfo->pcDevicePath);
- }
-out:
- ANT_FUNC_END();
-}
-
-static int ant_enable_channel(ant_channel_info_t *pstChnlInfo)
-{
- int iRet = -1;
- ANT_FUNC_START();
- if (!pstChnlInfo) {
- ANT_ERROR("null channel info passed to channel enable function");
- errno = EINVAL;
- goto out;
- }
- if (pstChnlInfo->iFd == -1) {
- pstChnlInfo->iFd = open(pstChnlInfo->pcDevicePath, O_RDWR);
- if (pstChnlInfo->iFd < 0) {
- ANT_ERROR("failed to open dev %s: %s", pstChnlInfo->pcDevicePath, strerror(errno));
- goto out;
- }
- } else {
- ANT_DEBUG_D("%s is already enabled", pstChnlInfo->pcDevicePath);
- }
- iRet = 0;
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-int ant_do_enable(void)
-{
- int iRet = -1;
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
-
- stRxThreadInfo.ucRunThread = 1;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- if (ant_enable_channel(&stRxThreadInfo.astChannels[eChannel]) < 0) {
- ANT_ERROR("failed to enable channel %s: %s",
- stRxThreadInfo.astChannels[eChannel].pcDevicePath,
- strerror(errno));
- goto out;
- }
- }
- if (stRxThreadInfo.stRxThread == 0) {
- if (pthread_create(&stRxThreadInfo.stRxThread, NULL, fnRxThread, &stRxThreadInfo) < 0) {
- ANT_ERROR("failed to start rx thread: %s", strerror(errno));
- goto out;
- }
- } else {
- ANT_DEBUG_D("rx thread is already running");
- }
- if (!stRxThreadInfo.ucRunThread) {
- ANT_ERROR("rx thread crashed during init");
- goto out;
- }
- iRet = 0;
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-void ant_do_disable(void)
-{
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
- stRxThreadInfo.ucRunThread = 0;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
- ant_disable_channel(&stRxThreadInfo.astChannels[eChannel]);
- if (stRxThreadInfo.stRxThread != 0) {
- if (pthread_join(stRxThreadInfo.stRxThread, NULL) < 0) {
- ANT_ERROR("failed to join rx thread: %s", strerror(errno));
- }
- stRxThreadInfo.stRxThread = 0;
- } else {
- ANT_DEBUG_D("rx thread is not running");
- }
- ANT_FUNC_END();
-}
-
-ANTStatus ant_enable_radio(void)
-{
- int iLockResult;
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
- if(iLockResult) {
- ANT_ERROR("enable failed to get state lock: %s", strerror(iLockResult));
- goto out;
- }
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_ENABLING);
-
- if (ant_do_enable() < 0) {
- ANT_ERROR("ant enable failed: %s", strerror(errno));
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
- } else {
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_ENABLED);
- uiRet = ANT_STATUS_SUCCESS;
- }
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_disable_radio(void)
-{
- int iLockResult;
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
- if(iLockResult) {
- ANT_ERROR("disable failed to get state lock: %s", strerror(iLockResult));
- goto out;
- }
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLING);
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
- uiRet = ANT_STATUS_SUCCESS;
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTRadioEnabledStatus ant_radio_enabled_status(void)
-{
- enum ant_channel_type eChannel;
- int iOpenFiles = 0;
- int iOpenThread;
- ANTRadioEnabledStatus uiRet = RADIO_STATUS_UNKNOWN;
- ANT_FUNC_START();
- if (stRxThreadInfo.ucChipResetting) {
- uiRet = RADIO_STATUS_RESETTING;
- goto out;
- }
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
- if (stRxThreadInfo.astChannels[eChannel].iFd != -1)
- iOpenFiles++;
- iOpenThread = (stRxThreadInfo.stRxThread) ? 1 : 0;
-
- if (!stRxThreadInfo.ucRunThread) {
- if (iOpenFiles || iOpenThread) {
- uiRet = RADIO_STATUS_DISABLING;
- } else {
- uiRet = RADIO_STATUS_DISABLED;
- }
- } else {
- if ((iOpenFiles == NUM_ANT_CHANNELS) && iOpenThread) {
- uiRet = RADIO_STATUS_ENABLED;
- } else if (!iOpenFiles && iOpenThread) {
- uiRet = RADIO_STATUS_UNKNOWN;
- } else {
- uiRet = RADIO_STATUS_ENABLING;
- }
- }
-out:
- ANT_DEBUG_D("get radio enabled status returned %d", uiRet);
- ANT_FUNC_END();
- return uiRet;
-}
-
-const char *ant_get_lib_version()
-{
- return "libantradio.so: CHIP_B Character Device Transport. Version "
- LIBANT_STACK_MAJOR"."LIBANT_STACK_MINOR"."LIBANT_STACK_INCRE;
-}
-
diff --git a/src/chip-B/ant_rx_chardev.c b/src/chip-B/ant_rx_chardev.c
deleted file mode 100644
index c4aedac..0000000
--- a/src/chip-B/ant_rx_chardev.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_rx_chardev.c
-*
-* BRIEF:
-* This file provides the rx function which will loop reading ANT messages
-* until told to exit.
-*
-*
-\*******************************************************************************/
-
-#include <errno.h>
-#include <poll.h>
-#include <pthread.h>
-
-#include "ant_rx_chardev.h"
-#include "ant_native_chardev.h"
-
-#include "ant_native.h"
-#include "ant_types.h"
-#include "ant_log.h"
-#undef LOG_TAG
-#define LOG_TAG "antradio_rx"
-
-#define ANT_POLL_TIMEOUT ((int)30000)
-
-int readChannelMsg(ant_channel_info_t *pstChnlInfo)
-{
- int iRet = -1;
- ANT_U8 aucRxBuffer[ANT_HCI_MAX_MSG_SIZE];
- int iRxLenRead;
- int iMutexResult;
- ANT_FUNC_START();
-
- while (((iRxLenRead = read(pstChnlInfo->iFd, aucRxBuffer, sizeof(aucRxBuffer))) < 0)
- && errno == EAGAIN)
- ;
-
- if (iRxLenRead < 0) {
- if (errno == ENODEV) {
- ANT_ERROR("%s not enabled, exiting rx thread",
- pstChnlInfo->pcDevicePath);
- goto out;
- } else if (errno == ENXIO) {
- ANT_ERROR("%s there is no physical ANT device connected",
- pstChnlInfo->pcDevicePath);
- goto out;
- } else {
- ANT_ERROR("%s read thread exiting, unhandled error: %s",
- pstChnlInfo->pcDevicePath, strerror(errno));
- goto out;
- }
- } else {
- ANT_SERIAL(aucRxBuffer, iRxLenRead, 'R');
- if (aucRxBuffer[CHIP_B_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET] == ANT_MESG_FLOW_CONTROL) {
- ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
- iMutexResult = pthread_mutex_lock(pstChnlInfo->pstFlowControlLock);
- if (iMutexResult) {
- ANT_ERROR("failed to lock flow control mutex during response: %s", strerror(iMutexResult));
- goto out;
- }
- ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
-
- pstChnlInfo->ucFlowControlResp = aucRxBuffer[CHIP_B_HCI_DATA_OFFSET + ANT_MSG_DATA_OFFSET];
-
- ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
- pthread_mutex_unlock(pstChnlInfo->pstFlowControlLock);
- ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
- pthread_cond_signal(pstChnlInfo->pstFlowControlCond);
- } else {
- if (pstChnlInfo->fnRxCallback != NULL) {
- pstChnlInfo->fnRxCallback(aucRxBuffer[CHIP_B_HCI_SIZE_OFFSET], &aucRxBuffer[CHIP_B_HCI_DATA_OFFSET]);
- } else {
- ANT_WARN("%s rx callback is null", pstChnlInfo->pcDevicePath);
- }
- }
- iRet = 0;
- }
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-void *fnRxThread(void *ant_rx_thread_info)
-{
- int iMutexLockResult;
- int iPollRet;
- ant_rx_thread_info_t *stRxThreadInfo;
- struct pollfd astPollFd[NUM_ANT_CHANNELS];
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
-
- stRxThreadInfo = (ant_rx_thread_info_t *)ant_rx_thread_info;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- astPollFd[eChannel].fd = stRxThreadInfo->astChannels[eChannel].iFd;
- astPollFd[eChannel].events = POLLIN | POLLRDNORM;
- }
-
- while (stRxThreadInfo->ucRunThread) {
- iPollRet = poll(astPollFd, NUM_ANT_CHANNELS, ANT_POLL_TIMEOUT);
- if (!iPollRet) {
- ANT_DEBUG_V("poll timed out, checking exit cond");
- } else if (iPollRet < 0) {
- ANT_ERROR("read thread exiting, unhandled error: %s", strerror(errno));
- } else {
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- if (astPollFd[eChannel].revents & (POLLERR | POLLPRI | POLLRDHUP)) {
- ANT_ERROR("poll error from %s. exiting rx thread",
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- /* Chip was reset or other error, only way to recover is to
- * close and open ANT chardev */
- stRxThreadInfo->ucChipResetting = 1;
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESETTING);
- goto reset;
-
- } else if (astPollFd[eChannel].revents & (POLLIN | POLLRDNORM)) {
- ANT_DEBUG_D("data on %s. reading it",
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- if (readChannelMsg(&stRxThreadInfo->astChannels[eChannel]) < 0)
- goto out;
- } else if (astPollFd[eChannel].revents) {
- ANT_DEBUG_W("unhandled poll result %#x from %s",
- astPollFd[eChannel].revents,
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- }
- }
- }
- }
-out:
- stRxThreadInfo->ucRunThread = 0;
- /* Try to get stEnabledStatusLock.
- * if you get it then noone is enabling or disabling
- * if you can't get it assume something made you exit */
- ANT_DEBUG_V("try getting stEnabledStatusLock in %s", __FUNCTION__);
- iMutexLockResult = pthread_mutex_trylock(stRxThreadInfo->pstEnabledStatusLock);
- if (!iMutexLockResult) {
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
- ANT_WARN("rx thread has unexpectedly crashed, cleaning up");
- stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
- * try to join ourselves in disable */
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLING);
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
- } else if (iMutexLockResult != EBUSY) {
- ANT_ERROR("rx thread closing code, trylock on state lock failed: %s",
- strerror(iMutexLockResult));
- } else {
- ANT_DEBUG_V("stEnabledStatusLock busy");
- }
- ANT_FUNC_END();
-#ifdef ANDROID
- return NULL;
-#endif
-
-reset:
- stRxThreadInfo->ucRunThread = 0;
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iMutexLockResult = pthread_mutex_lock(stRxThreadInfo->pstEnabledStatusLock);
- if (iMutexLockResult < 0) {
- ANT_ERROR("chip was reset, getting state mutex failed: %s",
- strerror(iMutexLockResult));
- stRxThreadInfo->stRxThread = 0;
- } else {
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
- stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
- * try to join ourselves in disable */
- ant_do_disable();
-
- if (ant_do_enable()) { /* failed */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLED);
- } else { /* success */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESET);
- }
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
- }
- stRxThreadInfo->ucChipResetting = 0;
- ANT_FUNC_END();
-#ifdef ANDROID
- return NULL;
-#endif
-}
-
diff --git a/src/chip-B/inc/ant_native_chardev.h b/src/chip-B/inc/ant_native_chardev.h
deleted file mode 100644
index 1173f08..0000000
--- a/src/chip-B/inc/ant_native_chardev.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_native_chardev.h
-*
-* BRIEF:
-* This file defines constants for the char dev implementation
-*
-*
-\*******************************************************************************/
-
-#ifndef __ANT_NATIVE_CHARDEV_H
-#define __ANT_NATIVE_CHARDEV_H
-
-#define ANT_COMMANDS_DEVICE_NAME "/dev/antradio_cmd"
-#define ANT_DATA_DEVICE_NAME "/dev/antradio_data"
-
-#define CHIP_B_HCI_SIZE_OFFSET 0
-#define CHIP_B_HCI_DATA_OFFSET 1
-#define CHIP_B_HCI_HEADER_SIZE 1
-
-#define ANT_MESG_FLOW_CONTROL ((ANT_U8)0xC9)
-#define FLOW_GO ((ANT_U8)0x00)
-#define FLOW_STOP ((ANT_U8)0x80)
-#define CHIP_B_FLOW_GO_WAIT_TIMEOUT_SEC 10
-
-int ant_do_enable(void);
-void ant_do_disable(void);
-extern ANTNativeANTStateCb g_fnStateCallback;
-
-#endif /* ifndef __ANT_NATIVE_CHARDEV_H */
-
diff --git a/src/chip-C/Android.mk b/src/chip-C/Android.mk
deleted file mode 100644
index 1f75535..0000000
--- a/src/chip-C/Android.mk
+++ /dev/null
@@ -1,50 +0,0 @@
-#
-# Copyright (C) 2011 Dynastream Innovations
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"chip-C")
-
-LOCAL_PATH := $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_CFLAGS := -g -c -W -Wall -O2
-
-LOCAL_C_INCLUDES := \
- $(LOCAL_PATH)/../common/inc \
- $(LOCAL_PATH)/inc \
-
-LOCAL_SRC_FILES:= \
- ../../JAntNative.cpp \
- ../common/ant_utils.c \
- ant_native_chardev.c \
- ant_rx_chardev.c \
-
-#JNI
-LOCAL_C_INCLUDE += $(JNI_H_INCLUDE)
-
-LOCAL_SHARED_LIBRARIES += \
- libnativehelper
-
-# logging
-LOCAL_SHARED_LIBRARIES += \
- libcutils
-
-LOCAL_MODULE_TAGS := optional
-LOCAL_PRELINK_MODULE := false
-LOCAL_MODULE := libantradio
-
-include $(BUILD_SHARED_LIBRARY)
-
-endif # BOARD_ANT_WIRELESS_DEVICE = "chip-C"
diff --git a/src/chip-C/ant_native_chardev.c b/src/chip-C/ant_native_chardev.c
deleted file mode 100644
index fe10382..0000000
--- a/src/chip-C/ant_native_chardev.c
+++ /dev/null
@@ -1,389 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_native_chardev.c
-*
-* BRIEF:
-* This file provides the character device implementation of ant_native.h
-*
-*
-\*******************************************************************************/
-
-#include <errno.h>
-#include <fcntl.h> /* for open() */
-#include <linux/ioctl.h>
-#include <pthread.h>
-
-#include "ant_native.h"
-#include "ant_types.h"
-#include "ant_log.h"
-#include "ant_version.h"
-
-#include "ant_native_chardev.h"
-#include "ant_rx_chardev.h"
-
-#define MESG_BROADCAST_DATA_ID ((ANT_U8)0x4E)
-#define MESG_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x4F)
-#define MESG_BURST_DATA_ID ((ANT_U8)0x50)
-#define MESG_EXT_BROADCAST_DATA_ID ((ANT_U8)0x5D)
-#define MESG_EXT_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x5E)
-#define MESG_EXT_BURST_DATA_ID ((ANT_U8)0x5F)
-
-static ant_rx_thread_info_t stRxThreadInfo;
-static pthread_mutex_t stEnabledStatusLock = PTHREAD_MUTEX_INITIALIZER;
-static pthread_mutex_t stFlowControlLock = PTHREAD_MUTEX_INITIALIZER;
-static pthread_cond_t stFlowControlCond = PTHREAD_COND_INITIALIZER;
-ANTNativeANTStateCb g_fnStateCallback;
-
-static void ant_channel_init(ant_channel_info_t *pstChnlInfo, const char *pcCharDevName)
-{
- pstChnlInfo->pcDevicePath = pcCharDevName;
- pstChnlInfo->iFd = -1;
- pstChnlInfo->fnRxCallback = NULL;
- pstChnlInfo->ucFlowControlResp = FLOW_GO;
- pstChnlInfo->pstFlowControlCond = &stFlowControlCond;
- pstChnlInfo->pstFlowControlLock = &stFlowControlLock;
-}
-
-ANTStatus ant_init(void)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- stRxThreadInfo.stRxThread = 0;
- stRxThreadInfo.ucRunThread = 0;
- stRxThreadInfo.ucChipResetting = 0;
- stRxThreadInfo.pstEnabledStatusLock = &stEnabledStatusLock;
- g_fnStateCallback = 0;
- ant_channel_init(&stRxThreadInfo.astChannels[COMMAND_CHANNEL], ANT_COMMANDS_DEVICE_NAME);
- ant_channel_init(&stRxThreadInfo.astChannels[DATA_CHANNEL], ANT_DATA_DEVICE_NAME);
- uiRet = ANT_STATUS_SUCCESS;
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_deinit(void)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- uiRet = ANT_STATUS_SUCCESS;
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus set_ant_rx_callback(ANTNativeANTEventCb rx_callback_func)
-{
- ANT_FUNC_START();
- stRxThreadInfo.astChannels[COMMAND_CHANNEL].fnRxCallback = rx_callback_func;
- stRxThreadInfo.astChannels[DATA_CHANNEL].fnRxCallback = rx_callback_func;
- ANT_FUNC_END();
- return ANT_STATUS_SUCCESS;
-}
-
-ANTStatus set_ant_state_callback(ANTNativeANTStateCb state_callback_func)
-{
- ANT_FUNC_START();
- g_fnStateCallback = state_callback_func;
- ANT_FUNC_END();
- return ANT_STATUS_SUCCESS;
-}
-
-ANTStatus ant_tx_message(ANT_U8 ucLen, ANT_U8 *pucMesg)
-{
- ANTStatus uiRet = ANT_STATUS_FAILED;
- int iMutexResult;
- int iResult;
- struct timespec stTimeout;
- int iCondWaitResult;
- ANT_U8 txBuffer[ANT_HCI_MAX_MSG_SIZE];
- ANT_FUNC_START();
- if (ant_radio_enabled_status() != RADIO_STATUS_ENABLED) {
- uiRet = ANT_STATUS_FAILED_BT_NOT_INITIALIZED;
- goto out;
- }
- txBuffer[CHIP_C_HCI_SIZE_OFFSET] = ucLen;
- memcpy(txBuffer + CHIP_C_HCI_HEADER_SIZE, pucMesg, ucLen);
- ANT_SERIAL(txBuffer, ucLen + CHIP_C_HCI_HEADER_SIZE, 'T');
- switch (txBuffer[CHIP_C_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET]) {
- case MESG_BROADCAST_DATA_ID:
- case MESG_ACKNOWLEDGED_DATA_ID:
- case MESG_BURST_DATA_ID:
- case MESG_EXT_BROADCAST_DATA_ID:
- case MESG_EXT_ACKNOWLEDGED_DATA_ID:
- case MESG_EXT_BURST_DATA_ID:
- ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
- iMutexResult = pthread_mutex_lock(&stFlowControlLock);
- if (iMutexResult) {
- ANT_ERROR("failed to lock flow control mutex during tx: %s", strerror(iMutexResult));
- goto out;
- }
- ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
-
- stRxThreadInfo.astChannels[COMMAND_CHANNEL].ucFlowControlResp = FLOW_STOP;
- iResult = write(stRxThreadInfo.astChannels[DATA_CHANNEL].iFd, txBuffer, ucLen + CHIP_C_HCI_HEADER_SIZE);
- if (iResult < 0) {
- ANT_ERROR("failed to write data message to device: %s", strerror(errno));
- } else if (iResult != ucLen + CHIP_C_HCI_HEADER_SIZE) {
- ANT_ERROR("bytes written and message size dont match up");
- } else {
- stTimeout.tv_sec = time(0) + CHIP_C_FLOW_GO_WAIT_TIMEOUT_SEC;
- stTimeout.tv_nsec = 0;
-
- while (stRxThreadInfo.astChannels[COMMAND_CHANNEL].ucFlowControlResp != FLOW_GO) {
- iCondWaitResult = pthread_cond_timedwait(&stFlowControlCond, &stFlowControlLock, &stTimeout);
- if (iCondWaitResult) {
- ANT_ERROR("failed to wait for flow control response: %s", strerror(iCondWaitResult));
- if (iCondWaitResult == ETIMEDOUT)
- uiRet = ANT_STATUS_HARDWARE_ERR;
- goto wait_error;
- }
- }
- uiRet = ANT_STATUS_SUCCESS;
- }
-wait_error:
- ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stFlowControlLock);
- ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
- break;
- default:
- iResult = write(stRxThreadInfo.astChannels[COMMAND_CHANNEL].iFd, txBuffer, ucLen + CHIP_C_HCI_HEADER_SIZE);
- if (iResult < 0) {
- ANT_ERROR("failed to write message to device: %s", strerror(errno));
- } else if (iResult != ucLen + CHIP_C_HCI_HEADER_SIZE) {
- ANT_ERROR("bytes written and message size dont match up");
- } else {
- uiRet = ANT_STATUS_SUCCESS;
- }
- }
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_radio_hard_reset(void)
-{
- ANTStatus result_status = ANT_STATUS_NOT_SUPPORTED;
- ANT_FUNC_START();
- ANT_FUNC_END();
- return result_status;
-}
-
-static void ant_disable_channel(ant_channel_info_t *pstChnlInfo)
-{
- ANT_FUNC_START();
- if (!pstChnlInfo) {
- ANT_ERROR("null channel info passed to channel disable function");
- goto out;
- }
- if (pstChnlInfo->iFd != -1) {
- if (close(pstChnlInfo->iFd) < 0) {
- ANT_ERROR("failed to close channel %s(%#x): %s", pstChnlInfo->pcDevicePath, pstChnlInfo->iFd, strerror(errno));
- }
- pstChnlInfo->iFd = -1; //TODO can this overwrite a still valid fd?
- } else {
- ANT_DEBUG_D("%s file is already closed", pstChnlInfo->pcDevicePath);
- }
-out:
- ANT_FUNC_END();
-}
-
-static int ant_enable_channel(ant_channel_info_t *pstChnlInfo)
-{
- int iRet = -1;
- ANT_FUNC_START();
- if (!pstChnlInfo) {
- ANT_ERROR("null channel info passed to channel enable function");
- errno = EINVAL;
- goto out;
- }
- if (pstChnlInfo->iFd == -1) {
- pstChnlInfo->iFd = open(pstChnlInfo->pcDevicePath, O_RDWR);
- if (pstChnlInfo->iFd < 0) {
- ANT_ERROR("failed to open dev %s: %s", pstChnlInfo->pcDevicePath, strerror(errno));
- goto out;
- }
- } else {
- ANT_DEBUG_D("%s is already enabled", pstChnlInfo->pcDevicePath);
- }
- iRet = 0;
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-int ant_do_enable(void)
-{
- int iRet = -1;
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
-
- stRxThreadInfo.ucRunThread = 1;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- if (ant_enable_channel(&stRxThreadInfo.astChannels[eChannel]) < 0) {
- ANT_ERROR("failed to enable channel %s: %s",
- stRxThreadInfo.astChannels[eChannel].pcDevicePath,
- strerror(errno));
- goto out;
- }
- }
- if (stRxThreadInfo.stRxThread == 0) {
- if (pthread_create(&stRxThreadInfo.stRxThread, NULL, fnRxThread, &stRxThreadInfo) < 0) {
- ANT_ERROR("failed to start rx thread: %s", strerror(errno));
- goto out;
- }
- } else {
- ANT_DEBUG_D("rx thread is already running");
- }
- if (!stRxThreadInfo.ucRunThread) {
- ANT_ERROR("rx thread crashed during init");
- goto out;
- }
- iRet = 0;
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-void ant_do_disable(void)
-{
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
- stRxThreadInfo.ucRunThread = 0;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
- ant_disable_channel(&stRxThreadInfo.astChannels[eChannel]);
- if (stRxThreadInfo.stRxThread != 0) {
- if (pthread_join(stRxThreadInfo.stRxThread, NULL) < 0) {
- ANT_ERROR("failed to join rx thread: %s", strerror(errno));
- }
- stRxThreadInfo.stRxThread = 0;
- } else {
- ANT_DEBUG_D("rx thread is not running");
- }
- ANT_FUNC_END();
-}
-
-ANTStatus ant_enable_radio(void)
-{
- int iLockResult;
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
- if(iLockResult) {
- ANT_ERROR("enable failed to get state lock: %s", strerror(iLockResult));
- goto out;
- }
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_ENABLING);
-
- if (ant_do_enable() < 0) {
- ANT_ERROR("ant enable failed: %s", strerror(errno));
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
- } else {
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_ENABLED);
- uiRet = ANT_STATUS_SUCCESS;
- }
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTStatus ant_disable_radio(void)
-{
- int iLockResult;
- ANTStatus uiRet = ANT_STATUS_FAILED;
- ANT_FUNC_START();
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
- if(iLockResult) {
- ANT_ERROR("disable failed to get state lock: %s", strerror(iLockResult));
- goto out;
- }
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLING);
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
- uiRet = ANT_STATUS_SUCCESS;
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(&stEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
-out:
- ANT_FUNC_END();
- return uiRet;
-}
-
-ANTRadioEnabledStatus ant_radio_enabled_status(void)
-{
- enum ant_channel_type eChannel;
- int iOpenFiles = 0;
- int iOpenThread;
- ANTRadioEnabledStatus uiRet = RADIO_STATUS_UNKNOWN;
- ANT_FUNC_START();
- if (stRxThreadInfo.ucChipResetting) {
- uiRet = RADIO_STATUS_RESETTING;
- goto out;
- }
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
- if (stRxThreadInfo.astChannels[eChannel].iFd != -1)
- iOpenFiles++;
- iOpenThread = (stRxThreadInfo.stRxThread) ? 1 : 0;
-
- if (!stRxThreadInfo.ucRunThread) {
- if (iOpenFiles || iOpenThread) {
- uiRet = RADIO_STATUS_DISABLING;
- } else {
- uiRet = RADIO_STATUS_DISABLED;
- }
- } else {
- if ((iOpenFiles == NUM_ANT_CHANNELS) && iOpenThread) {
- uiRet = RADIO_STATUS_ENABLED;
- } else if (!iOpenFiles && iOpenThread) {
- uiRet = RADIO_STATUS_UNKNOWN;
- } else {
- uiRet = RADIO_STATUS_ENABLING;
- }
- }
-out:
- ANT_DEBUG_D("get radio enabled status returned %d", uiRet);
- ANT_FUNC_END();
- return uiRet;
-}
-
-const char *ant_get_lib_version()
-{
- return "libantradio.so: CHIP_C TTY Transport. Version "
- LIBANT_STACK_MAJOR"."LIBANT_STACK_MINOR"."LIBANT_STACK_INCRE;
-}
-
diff --git a/src/chip-C/ant_rx_chardev.c b/src/chip-C/ant_rx_chardev.c
deleted file mode 100644
index 2c0c6bd..0000000
--- a/src/chip-C/ant_rx_chardev.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_rx_chardev.c
-*
-* BRIEF:
-* This file provides the rx function which will loop reading ANT messages
-* until told to exit.
-*
-*
-\*******************************************************************************/
-
-#include <errno.h>
-#include <poll.h>
-#include <pthread.h>
-
-#include "ant_rx_chardev.h"
-#include "ant_native_chardev.h"
-
-#include "ant_native.h"
-#include "ant_types.h"
-#include "ant_log.h"
-#undef LOG_TAG
-#define LOG_TAG "antradio_rx"
-
-#define ANT_POLL_TIMEOUT ((int)30000)
-
-int readChannelMsg(ant_channel_info_t *pstChnlInfo)
-{
- int iRet = -1;
- ANT_U8 aucRxBuffer[ANT_HCI_MAX_MSG_SIZE];
- int iRxLenRead;
- int iMutexResult;
- ANT_FUNC_START();
-
- while (((iRxLenRead = read(pstChnlInfo->iFd, aucRxBuffer, sizeof(aucRxBuffer))) < 0)
- && errno == EAGAIN)
- ;
-
- if (iRxLenRead < 0) {
- if (errno == ENODEV) {
- ANT_ERROR("%s not enabled, exiting rx thread",
- pstChnlInfo->pcDevicePath);
- goto out;
- } else if (errno == ENXIO) {
- ANT_ERROR("%s there is no physical ANT device connected",
- pstChnlInfo->pcDevicePath);
- goto out;
- } else {
- ANT_ERROR("%s read thread exiting, unhandled error: %s",
- pstChnlInfo->pcDevicePath, strerror(errno));
- goto out;
- }
- } else {
- ANT_SERIAL(aucRxBuffer, iRxLenRead, 'R');
- if (aucRxBuffer[CHIP_C_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET] == ANT_MESG_FLOW_CONTROL) {
- ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
- iMutexResult = pthread_mutex_lock(pstChnlInfo->pstFlowControlLock);
- if (iMutexResult) {
- ANT_ERROR("failed to lock flow control mutex during response: %s", strerror(iMutexResult));
- goto out;
- }
- ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
-
- pstChnlInfo->ucFlowControlResp = aucRxBuffer[CHIP_C_HCI_DATA_OFFSET + ANT_MSG_DATA_OFFSET];
-
- ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
- pthread_mutex_unlock(pstChnlInfo->pstFlowControlLock);
- ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
- pthread_cond_signal(pstChnlInfo->pstFlowControlCond);
- } else {
- if (pstChnlInfo->fnRxCallback != NULL) {
- pstChnlInfo->fnRxCallback(aucRxBuffer[CHIP_C_HCI_SIZE_OFFSET], &aucRxBuffer[CHIP_C_HCI_DATA_OFFSET]);
- } else {
- ANT_WARN("%s rx callback is null", pstChnlInfo->pcDevicePath);
- }
- }
- iRet = 0;
- }
-out:
- ANT_FUNC_END();
- return iRet;
-}
-
-void *fnRxThread(void *ant_rx_thread_info)
-{
- int iMutexLockResult;
- int iPollRet;
- ant_rx_thread_info_t *stRxThreadInfo;
- struct pollfd astPollFd[NUM_ANT_CHANNELS];
- enum ant_channel_type eChannel;
- ANT_FUNC_START();
-
- stRxThreadInfo = (ant_rx_thread_info_t *)ant_rx_thread_info;
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- astPollFd[eChannel].fd = stRxThreadInfo->astChannels[eChannel].iFd;
- astPollFd[eChannel].events = POLLIN | POLLRDNORM;
- }
-
- while (stRxThreadInfo->ucRunThread) {
- iPollRet = poll(astPollFd, NUM_ANT_CHANNELS, ANT_POLL_TIMEOUT);
- if (!iPollRet) {
- ANT_DEBUG_V("poll timed out, checking exit cond");
- } else if (iPollRet < 0) {
- ANT_ERROR("read thread exiting, unhandled error: %s", strerror(errno));
- } else {
- for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
- if (astPollFd[eChannel].revents & (POLLERR | POLLPRI | POLLRDHUP)) {
- ANT_ERROR("poll error from %s. exiting rx thread",
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- /* Chip was reset or other error, only way to recover is to
- * close and open ANT chardev */
- stRxThreadInfo->ucChipResetting = 1;
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESETTING);
- goto reset;
-
- } else if (astPollFd[eChannel].revents & (POLLIN | POLLRDNORM)) {
- ANT_DEBUG_D("data on %s. reading it",
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- if (readChannelMsg(&stRxThreadInfo->astChannels[eChannel]) < 0)
- goto out;
- } else if (astPollFd[eChannel].revents) {
- ANT_DEBUG_W("unhandled poll result %#x from %s",
- astPollFd[eChannel].revents,
- stRxThreadInfo->astChannels[eChannel].pcDevicePath);
- }
- }
- }
- }
-out:
- stRxThreadInfo->ucRunThread = 0;
- /* Try to get stEnabledStatusLock.
- * if you get it then noone is enabling or disabling
- * if you can't get it assume something made you exit */
- ANT_DEBUG_V("try getting stEnabledStatusLock in %s", __FUNCTION__);
- iMutexLockResult = pthread_mutex_trylock(stRxThreadInfo->pstEnabledStatusLock);
- if (!iMutexLockResult) {
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
- ANT_WARN("rx thread has unexpectedly crashed, cleaning up");
- stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
- * try to join ourselves in disable */
-
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLING);
-
- ant_do_disable();
-
- if (g_fnStateCallback)
- g_fnStateCallback(ant_radio_enabled_status());
-
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
- } else if (iMutexLockResult != EBUSY) {
- ANT_ERROR("rx thread closing code, trylock on state lock failed: %s",
- strerror(iMutexLockResult));
- } else {
- ANT_DEBUG_V("stEnabledStatusLock busy");
- }
- ANT_FUNC_END();
-#ifdef ANDROID
- return NULL;
-#endif
-
-reset:
- stRxThreadInfo->ucRunThread = 0;
- ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
- iMutexLockResult = pthread_mutex_lock(stRxThreadInfo->pstEnabledStatusLock);
- if (iMutexLockResult < 0) {
- ANT_ERROR("chip was reset, getting state mutex failed: %s",
- strerror(iMutexLockResult));
- stRxThreadInfo->stRxThread = 0;
- } else {
- ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
- stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
- * try to join ourselves in disable */
- ant_do_disable();
-
- if (ant_do_enable()) { /* failed */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_DISABLED);
- } else { /* success */
- if (g_fnStateCallback)
- g_fnStateCallback(RADIO_STATUS_RESET);
- }
- ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
- pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
- ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
- }
- stRxThreadInfo->ucChipResetting = 0;
- ANT_FUNC_END();
-#ifdef ANDROID
- return NULL;
-#endif
-}
-
diff --git a/src/chip-C/inc/ant_native_chardev.h b/src/chip-C/inc/ant_native_chardev.h
deleted file mode 100644
index c72ac0e..0000000
--- a/src/chip-C/inc/ant_native_chardev.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_native_chardev.h
-*
-* BRIEF:
-* This file defines constants for the char dev implementation
-*
-*
-\*******************************************************************************/
-
-#ifndef __ANT_NATIVE_CHARDEV_H
-#define __ANT_NATIVE_CHARDEV_H
-
-#define ANT_COMMANDS_DEVICE_NAME "/dev/smd5"
-#define ANT_DATA_DEVICE_NAME "/dev/smd6"
-
-#define CHIP_C_HCI_SIZE_OFFSET 0
-#define CHIP_C_HCI_DATA_OFFSET 1
-#define CHIP_C_HCI_HEADER_SIZE 1
-
-#define ANT_MESG_FLOW_CONTROL ((ANT_U8)0xC9)
-#define FLOW_GO ((ANT_U8)0x00)
-#define FLOW_STOP ((ANT_U8)0x80)
-#define CHIP_C_FLOW_GO_WAIT_TIMEOUT_SEC 10
-
-int ant_do_enable(void);
-void ant_do_disable(void);
-extern ANTNativeANTStateCb g_fnStateCallback;
-
-#endif /* ifndef __ANT_NATIVE_CHARDEV_H */
-
diff --git a/src/chip-C/inc/ant_rx_chardev.h b/src/chip-C/inc/ant_rx_chardev.h
deleted file mode 100644
index 6721222..0000000
--- a/src/chip-C/inc/ant_rx_chardev.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * ANT Stack
- *
- * Copyright 2011 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*******************************************************************************\
-*
-* FILE NAME: ant_rx_chardev.h
-*
-* BRIEF:
-* This file defines public members in ant_rx_chardev.c
-*
-*
-\*******************************************************************************/
-
-#ifndef __ANT_RX_NATIVE_H
-#define __ANT_RX_NATIVE_H
-
-#include "ant_native.h"
-
-/* This struct defines the info passed to an rx thread */
-typedef struct {
- /* Device path */
- const char *pcDevicePath;
- /* File descriptor to read from */
- int iFd;
- /* Callback to call with ANT packet */
- ANTNativeANTEventCb fnRxCallback;
- /* Flow control response if channel supports it */
- ANT_U8 ucFlowControlResp;
- /* Handle to flow control condition */
- pthread_cond_t *pstFlowControlCond;
- /* Handle to flow control mutex */
- pthread_mutex_t *pstFlowControlLock;
-} ant_channel_info_t;
-
-enum ant_channel_type {
- DATA_CHANNEL,
- COMMAND_CHANNEL,
- NUM_ANT_CHANNELS
-};
-
-typedef struct {
- /* Thread handle */
- pthread_t stRxThread;
- /* Exit condition */
- ANT_U8 ucRunThread;
- /* Set state as resetting override */
- ANT_U8 ucChipResetting;
- /* Handle to state change lock for crash cleanup */
- pthread_mutex_t *pstEnabledStatusLock;
- /* ANT channels */
- ant_channel_info_t astChannels[NUM_ANT_CHANNELS];
-} ant_rx_thread_info_t;
-
-/* This is the rx thread function. It loops reading ANT packets until told to
- * exit */
-void *fnRxThread(void *ant_rx_thread_info);
-
-#endif /* ifndef __ANT_RX_NATIVE_H */
-
diff --git a/JAntNative.cpp b/src/common/JAntNative.cpp
similarity index 100%
rename from JAntNative.cpp
rename to src/common/JAntNative.cpp
diff --git a/src/common/inc/ant_log.h b/src/common/inc/ant_log.h
index f2d09b5..bc45462 100644
--- a/src/common/inc/ant_log.h
+++ b/src/common/inc/ant_log.h
@@ -1,26 +1,26 @@
/*
- * ANT Stack
- *
- * Copyright 2009 Dynastream Innovations
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+* ANT Stack
+*
+* Copyright 2009 Dynastream Innovations
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
/******************************************************************************\
*
-* FILE NAME: ANT_log.h
+* FILE NAME: ANT_log.h
*
-* BRIEF:
-* This file defines logging functions
+* BRIEF:
+* This file defines logging functions
*
*
\******************************************************************************/
@@ -108,11 +108,11 @@
#undef NDEBUG /* Define verbose logging for logcat if required */
#endif
#include <cutils/log.h>
- #define OUTPUT_VERBOSE(...) LOGV(__VA_ARGS__)
- #define OUTPUT_DEBUG(...) LOGD(__VA_ARGS__)
- #define OUTPUT_INFO(...) LOGI(__VA_ARGS__)
- #define OUTPUT_WARNING(...) LOGW(__VA_ARGS__)
- #define OUTPUT_ERROR(...) LOGE(__VA_ARGS__)
+ #define OUTPUT_VERBOSE(...) ALOGV(__VA_ARGS__)
+ #define OUTPUT_DEBUG(...) ALOGD(__VA_ARGS__)
+ #define OUTPUT_INFO(...) ALOGI(__VA_ARGS__)
+ #define OUTPUT_WARNING(...) ALOGW(__VA_ARGS__)
+ #define OUTPUT_ERROR(...) ALOGE(__VA_ARGS__)
#endif
#define ANT_WARN(...) OUTPUT_WARNING(__VA_ARGS__)
diff --git a/src/common/inc/ant_native.h b/src/common/inc/ant_native.h
index eedec50..6fe106d 100644
--- a/src/common/inc/ant_native.h
+++ b/src/common/inc/ant_native.h
@@ -40,13 +40,6 @@
* Constants
*
******************************************************************************/
-#define ANT_NATIVE_MAX_PARMS_LEN 255
-#define ANT_NATIVE_MESSAGE_OVERHEAD_SIZE 2
-#define ANT_HCI_MAX_MSG_SIZE 260
-
-#define ANT_MSG_SIZE_OFFSET ((ANT_U8)0)
-#define ANT_MSG_ID_OFFSET ((ANT_U8)1)
-#define ANT_MSG_DATA_OFFSET ((ANT_U8)2)
/*******************************************************************************
*
diff --git a/src/common/inc/ant_version.h b/src/common/inc/ant_version.h
index bc1f239..8f1eb7a 100644
--- a/src/common/inc/ant_version.h
+++ b/src/common/inc/ant_version.h
@@ -19,9 +19,9 @@
#ifndef __ANT_VERSION_H
#define __ANT_VERSION_H
-#define LIBANT_STACK_MAJOR "0"
-#define LIBANT_STACK_MINOR "7"
-#define LIBANT_STACK_INCRE "0"
+#define LIBANT_STACK_MAJOR "1"
+#define LIBANT_STACK_MINOR "2"
+#define LIBANT_STACK_INCRE "1"
#endif // __ANT_VERSION_H
diff --git a/src/chip-B/Android.mk b/src/vfs/Android.mk
similarity index 61%
rename from src/chip-B/Android.mk
rename to src/vfs/Android.mk
index 5b030ff..3090520 100644
--- a/src/chip-B/Android.mk
+++ b/src/vfs/Android.mk
@@ -14,32 +14,38 @@
# limitations under the License.
#
-ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"chip-B")
+# Check for all VFS transport chip types:
+ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"vfs-prerelease")
-LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_CFLAGS := -g -c -W -Wall -O2
LOCAL_C_INCLUDES := \
- $(LOCAL_PATH)/../common/inc \
- $(LOCAL_PATH)/inc \
+ $(LOCAL_PATH)/src/common/inc \
+ $(LOCAL_PATH)/$(ANT_DIR)/inc \
-LOCAL_SRC_FILES:= \
- ../../JAntNative.cpp \
- ../common/ant_utils.c \
- ant_native_chardev.c \
- ant_rx_chardev.c \
+ifeq ($(BOARD_ANT_WIRELESS_DEVICE),"vfs-prerelease")
+LOCAL_C_INCLUDES += \
+ $(ANT_DIR)/prerelease \
-#JNI
+endif # BOARD_ANT_WIRELESS_DEVICE = "vfs-prerelease"
+
+LOCAL_SRC_FILES := \
+ $(COMMON_DIR)/JAntNative.cpp \
+ $(COMMON_DIR)/ant_utils.c \
+ $(ANT_DIR)/ant_native_chardev.c \
+ $(ANT_DIR)/ant_rx_chardev.c \
+
+# JNI
LOCAL_C_INCLUDE += $(JNI_H_INCLUDE)
LOCAL_SHARED_LIBRARIES += \
- libnativehelper
+ libnativehelper \
# logging
LOCAL_SHARED_LIBRARIES += \
- libcutils
+ libcutils \
LOCAL_MODULE_TAGS := optional
LOCAL_PRELINK_MODULE := false
@@ -47,4 +53,4 @@
include $(BUILD_SHARED_LIBRARY)
-endif # BOARD_ANT_WIRELESS_DEVICE = "chip-B"
+endif # BOARD_ANT_WIRELESS_DEVICE VFS
diff --git a/src/vfs/ant_native_chardev.c b/src/vfs/ant_native_chardev.c
new file mode 100644
index 0000000..80ca0d1
--- /dev/null
+++ b/src/vfs/ant_native_chardev.c
@@ -0,0 +1,905 @@
+/*
+ * ANT Stack
+ *
+ * Copyright 2011 Dynastream Innovations
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************\
+*
+* FILE NAME: ant_native_chardev.c
+*
+* BRIEF:
+* This file provides the VFS implementation of ant_native.h
+* VFS could be Character Device, TTY, etc.
+*
+*
+\******************************************************************************/
+
+#include <errno.h>
+#include <fcntl.h> /* for open() */
+#include <linux/ioctl.h> /* For hard reset */
+#include <pthread.h>
+
+#include "ant_types.h"
+#include "ant_native.h"
+#include "ant_version.h"
+
+#include "antradio_power.h"
+#include "ant_rx_chardev.h"
+#include "ant_driver_defines.h"
+#include "ant_log.h"
+
+#if ANT_HCI_SIZE_SIZE > 1
+#include "ant_utils.h" // Put HCI Size value across multiple bytes
+#endif
+
+#define MESG_BROADCAST_DATA_ID ((ANT_U8)0x4E)
+#define MESG_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x4F)
+#define MESG_BURST_DATA_ID ((ANT_U8)0x50)
+#define MESG_EXT_BROADCAST_DATA_ID ((ANT_U8)0x5D)
+#define MESG_EXT_ACKNOWLEDGED_DATA_ID ((ANT_U8)0x5E)
+#define MESG_EXT_BURST_DATA_ID ((ANT_U8)0x5F)
+#define MESG_ADV_BURST_DATA_ID ((ANT_U8)0x72)
+
+static ant_rx_thread_info_t stRxThreadInfo;
+static pthread_mutex_t stEnabledStatusLock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t stFlowControlLock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_cond_t stFlowControlCond = PTHREAD_COND_INITIALIZER;
+ANTNativeANTStateCb g_fnStateCallback;
+
+static void ant_channel_init(ant_channel_info_t *pstChnlInfo, const char *pcCharDevName);
+
+////////////////////////////////////////////////////////////////////
+// ant_init
+//
+// Initialises the native environment.
+//
+// Parameters:
+// -
+//
+// Returns:
+// ANT_STATUS_SUCCESS
+//
+// Psuedocode:
+/*
+Set variables to defaults
+Initialise each supported path to chip
+RESULT = ANT_STATUS_SUCCESS
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_init(void)
+{
+ ANTStatus status = ANT_STATUS_FAILED;
+ ANT_FUNC_START();
+
+ stRxThreadInfo.stRxThread = 0;
+ stRxThreadInfo.ucRunThread = 0;
+ stRxThreadInfo.ucChipResetting = 0;
+ stRxThreadInfo.pstEnabledStatusLock = &stEnabledStatusLock;
+ g_fnStateCallback = 0;
+
+#ifdef ANT_DEVICE_NAME // Single transport path
+ ant_channel_init(&stRxThreadInfo.astChannels[SINGLE_CHANNEL], ANT_DEVICE_NAME);
+#else // Separate data/command paths
+ ant_channel_init(&stRxThreadInfo.astChannels[COMMAND_CHANNEL], ANT_COMMANDS_DEVICE_NAME);
+ ant_channel_init(&stRxThreadInfo.astChannels[DATA_CHANNEL], ANT_DATA_DEVICE_NAME);
+#endif // Separate data/command paths
+
+ status = ANT_STATUS_SUCCESS;
+
+ ANT_FUNC_END();
+ return status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_deinit
+//
+// Doesn't actually do anything.
+//
+// Parameters:
+// -
+//
+// Returns:
+// ANT_STATUS_SUCCESS
+//
+// Psuedocode:
+/*
+RESULT = SUCCESS
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_deinit(void)
+{
+ ANTStatus result_status = ANT_STATUS_FAILED;
+ ANT_FUNC_START();
+
+ result_status = ANT_STATUS_SUCCESS;
+
+ ANT_FUNC_END();
+ return result_status;
+}
+
+
+////////////////////////////////////////////////////////////////////
+// ant_enable_radio
+//
+// Powers on the ANT part and initialises the transport to the chip.
+// Changes occur in part implementing ant_enable() call
+//
+// Parameters:
+// -
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failures:
+// ANT_STATUS_TRANSPORT_INIT_ERR if could not enable
+// ANT_STATUS_FAILED if failed to get mutex or init rx thread
+//
+// Psuedocode:
+/*
+LOCK enable_LOCK
+ State callback: STATE = ENABLING
+ ant enable
+ IF ant_enable success
+ State callback: STATE = ENABLED
+ RESULT = SUCCESS
+ ELSE
+ ant disable
+ State callback: STATE = Current state
+ RESULT = FAILURE
+ ENDIF
+UNLOCK
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_enable_radio(void)
+{
+ int iLockResult;
+ ANTStatus result_status = ANT_STATUS_FAILED;
+ ANT_FUNC_START();
+
+ ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
+ iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
+ if(iLockResult) {
+ ANT_ERROR("enable failed to get state lock: %s", strerror(iLockResult));
+ goto out;
+ }
+ ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_ENABLING);
+ }
+
+ if (ant_enable() < 0) {
+ ANT_ERROR("ant enable failed: %s", strerror(errno));
+
+ ant_disable();
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(ant_radio_enabled_status());
+ }
+ } else {
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_ENABLED);
+ }
+
+ result_status = ANT_STATUS_SUCCESS;
+ }
+
+ ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(&stEnabledStatusLock);
+ ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
+
+out:
+ ANT_FUNC_END();
+ return result_status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_radio_hard_reset
+//
+// IF SUPPORTED triggers a hard reset of the chip providing ANT functionality.
+//
+// Parameters:
+// -
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failures:
+// ANT_STATUS_NOT_SUPPORTED if the chip can't hard reset
+// ANT_STATUS_FAILED if failed to get mutex or enable
+//
+// Psuedocode:
+/*
+IF Hard Reset not supported
+ RESULT = NOT SUPPORTED
+ELSE
+ LOCK enable_LOCK
+ IF Lock failed
+ RESULT = FAILED
+ ELSE
+ Set Flag Rx thread that chip is resetting
+ FOR each path to chip
+ Send Reset IOCTL to path
+ ENDFOR
+ ant disable
+ ant enable
+ IF ant_enable success
+ State callback: STATE = RESET
+ RESULT = SUCCESS
+ ELSE
+ State callback: STATE = DISABLED
+ RESULT = FAILURE
+ ENDIF
+ Clear Flag Rx thread that chip is resetting
+ UNLOCK
+ENDIF
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_radio_hard_reset(void)
+{
+ ANTStatus result_status = ANT_STATUS_NOT_SUPPORTED;
+ ANT_FUNC_START();
+
+#ifdef ANT_IOCTL_RESET
+ ant_channel_type eChannel;
+ int iLockResult;
+
+ result_status = ANT_STATUS_FAILED;
+
+ ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
+ iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
+ if(iLockResult) {
+ ANT_ERROR("enable failed to get state lock: %s", strerror(iLockResult));
+ goto out;
+ }
+ ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
+
+ stRxThreadInfo.ucChipResetting = 1;
+ if (g_fnStateCallback)
+ g_fnStateCallback(RADIO_STATUS_RESETTING);
+
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++)
+ ioctl(stRxThreadInfo.astChannels[eChannel].iFd, ANT_IOCTL_RESET); //TODO only one?
+
+ ant_disable();
+
+ if (ant_enable()) { /* failed */
+ if (g_fnStateCallback)
+ g_fnStateCallback(RADIO_STATUS_DISABLED);
+ } else { /* success */
+ if (g_fnStateCallback)
+ g_fnStateCallback(RADIO_STATUS_RESET);
+ result_status = ANT_STATUS_SUCCESS;
+ }
+ stRxThreadInfo.ucChipResetting = 0;
+
+ ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(&stEnabledStatusLock);
+ ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
+out:
+#endif // ANT_IOCTL_RESET
+
+ ANT_FUNC_END();
+ return result_status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_disable_radio
+//
+// Powers off the ANT part and closes the transport to the chip.
+//
+// Parameters:
+// -
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failures:
+// ANT_STATUS_FAILED if failed to get mutex
+//
+// Psuedocode:
+/*
+LOCK enable_LOCK
+ State callback: STATE = DISABLING
+ ant disable
+ State callback: STATE = Current state
+ RESULT = SUCCESS
+UNLOCK
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_disable_radio(void)
+{
+ int iLockResult;
+ ANTStatus ret = ANT_STATUS_FAILED;
+ ANT_FUNC_START();
+
+ ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
+ iLockResult = pthread_mutex_lock(&stEnabledStatusLock);
+ if(iLockResult) {
+ ANT_ERROR("disable failed to get state lock: %s", strerror(iLockResult));
+ goto out;
+ }
+ ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_DISABLING);
+ }
+
+ ant_disable();
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(ant_radio_enabled_status());
+ }
+
+ ret = ANT_STATUS_SUCCESS;
+
+ ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(&stEnabledStatusLock);
+ ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
+
+out:
+ ANT_FUNC_END();
+ return ret;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_radio_enabled_status
+//
+// Gets the current chip/transport state; either disabled, disabling,
+// enabling, enabled, or resetting. Determines this on the fly by checking
+// if Rx thread is running and how many of the paths for the ANT chip have
+// open VFS files.
+//
+// Parameters:
+// -
+//
+// Returns:
+// The current radio status (ANTRadioEnabledStatus)
+//
+// Psuedocode:
+/*
+IF Thread Resetting Flag is set
+ RESULT = Resetting
+ELSE
+ COUNT the number of open files
+ IF Thread Run Flag is Not Set
+ IF there are open files OR Rx thread exists
+ RESULT = Disabling
+ ELSE
+ RESULT = Disabled
+ ENDIF
+ ELSE
+ IF All files are open (all paths) AND Rx thread exists
+ RESULT = ENABLED
+ ELSE IF there are open files (Not 0 open files) AND Rx thread exists
+ RESULT = UNKNOWN
+ ELSE (0 open files or Rx thread does not exist [while Thread Run set])
+ RESULT = ENABLING
+ ENDIF
+ ENDIF
+ENDIF
+*/
+////////////////////////////////////////////////////////////////////
+ANTRadioEnabledStatus ant_radio_enabled_status(void)
+{
+ ant_channel_type eChannel;
+ int iOpenFiles = 0;
+ int iOpenThread;
+ ANTRadioEnabledStatus uiRet = RADIO_STATUS_UNKNOWN;
+ ANT_FUNC_START();
+
+ if (stRxThreadInfo.ucChipResetting) {
+ uiRet = RADIO_STATUS_RESETTING;
+ goto out;
+ }
+
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
+ if (stRxThreadInfo.astChannels[eChannel].iFd != -1) {
+ iOpenFiles++;
+ }
+ }
+
+ iOpenThread = (stRxThreadInfo.stRxThread) ? 1 : 0;
+
+ if (!stRxThreadInfo.ucRunThread) {
+ if (iOpenFiles || iOpenThread) {
+ uiRet = RADIO_STATUS_DISABLING;
+ } else {
+ uiRet = RADIO_STATUS_DISABLED;
+ }
+ } else {
+ if ((iOpenFiles == NUM_ANT_CHANNELS) && iOpenThread) {
+ uiRet = RADIO_STATUS_ENABLED;
+ } else if (!iOpenFiles && iOpenThread) {
+ uiRet = RADIO_STATUS_UNKNOWN;
+ } else {
+ uiRet = RADIO_STATUS_ENABLING;
+ }
+ }
+
+out:
+ ANT_DEBUG_D("get radio enabled status returned %d", uiRet);
+
+ ANT_FUNC_END();
+ return uiRet;
+}
+
+////////////////////////////////////////////////////////////////////
+// set_ant_rx_callback
+//
+// Sets which function to call when an ANT message is received.
+//
+// Parameters:
+// rx_callback_func the ANTNativeANTEventCb function to be used for
+// received messages (from all transport paths).
+//
+// Returns:
+// ANT_STATUS_SUCCESS
+//
+// Psuedocode:
+/*
+FOR each transport path
+ Path Rx Callback = rx_callback_func
+ENDFOR
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus set_ant_rx_callback(ANTNativeANTEventCb rx_callback_func)
+{
+ ANTStatus status = ANT_STATUS_SUCCESS;
+ ANT_FUNC_START();
+
+#ifdef ANT_DEVICE_NAME // Single transport path
+ stRxThreadInfo.astChannels[SINGLE_CHANNEL].fnRxCallback = rx_callback_func;
+#else // Separate data/command paths
+ stRxThreadInfo.astChannels[COMMAND_CHANNEL].fnRxCallback = rx_callback_func;
+ stRxThreadInfo.astChannels[DATA_CHANNEL].fnRxCallback = rx_callback_func;
+#endif // Separate data/command paths
+
+ ANT_FUNC_END();
+ return status;
+}
+
+////////////////////////////////////////////////////////////////////
+// set_ant_state_callback
+//
+// Sets which function to call when an ANT state change occurs.
+//
+// Parameters:
+// state_callback_func the ANTNativeANTStateCb function to be used
+// for received state changes.
+//
+// Returns:
+// ANT_STATUS_SUCCESS
+//
+// Psuedocode:
+/*
+ State Callback = state_callback_func
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus set_ant_state_callback(ANTNativeANTStateCb state_callback_func)
+{
+ ANTStatus status = ANT_STATUS_SUCCESS;
+ ANT_FUNC_START();
+
+ g_fnStateCallback = state_callback_func;
+
+ ANT_FUNC_END();
+ return status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_tx_message_flowcontrol_wait
+//
+// Sends an ANT message to the chip and waits for a CTS signal
+//
+// Parameters:
+// eTxPath device to transmit message on
+// eFlowMessagePath device that receives CTS
+// ucMessageLength the length of the message
+// pucMesg pointer to the message data
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failure:
+// ANT_STATUS_NOT_ENABLED
+//
+// Psuedocode:
+/*
+ LOCK flow control
+ IF Lock failed
+ RESULT = FAILED
+ ELSE
+ SET flowMessagePath Flow Control response as FLOW_STOP
+ WRITE txBuffer to txPath (only length of packet part)
+ IF Wrote less then 0 bytes
+ Log error
+ RESULT = FAILED
+ ELSE IF Didn't write 'length of packet' bytes
+ Log error
+ RESULT = FAILED
+ ELSE
+ IF flowMessagePath Flow Control response is not FLOW_GO
+ WAIT until flowMessagePath Flow Control response is FLOW_GO, UNTIL FLOW_GO Wait Timeout seconds (10) from Now
+ IF error Waiting
+ IF error is Timeout
+ RESULT = HARDWARE ERROR
+ ELSE
+ RESULT = FAILED
+ ENDIF
+ ELSE
+ RESULT = SUCCESS
+ ENDIF
+ ELSE
+ RESULT = SUCCESS;
+ ENDIF
+ ENDIF
+ UNLOCK flow control
+ ENDIF
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_tx_message_flowcontrol_wait(ant_channel_type eTxPath, ant_channel_type eFlowMessagePath, ANT_U8 ucMessageLength, ANT_U8 *pucTxMessage)
+{
+ int iMutexResult;
+ int iResult;
+ struct timespec stTimeout;
+ int iCondWaitResult;
+ ANTStatus status = ANT_STATUS_FAILED;
+ ANT_FUNC_START();
+
+ ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
+ iMutexResult = pthread_mutex_lock(&stFlowControlLock);
+ if (iMutexResult) {
+ ANT_ERROR("failed to lock flow control mutex during tx: %s", strerror(iMutexResult));
+ goto out;
+ }
+ ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
+
+ stRxThreadInfo.astChannels[eFlowMessagePath].ucFlowControlResp = ANT_FLOW_STOP;
+
+#ifdef ANT_FLOW_RESEND
+ // Store Tx message so can resend it from Rx thread
+ stRxThreadInfo.astChannels[eFlowMessagePath].ucResendMessageLength = ucMessageLength;
+ stRxThreadInfo.astChannels[eFlowMessagePath].pucResendMessage = pucTxMessage;
+#endif // ANT_FLOW_RESEND
+
+ iResult = write(stRxThreadInfo.astChannels[eTxPath].iFd, pucTxMessage, ucMessageLength);
+ if (iResult < 0) {
+ ANT_ERROR("failed to write data message to device: %s", strerror(errno));
+ } else if (iResult != ucMessageLength) {
+ ANT_ERROR("bytes written and message size don't match up");
+ } else {
+ stTimeout.tv_sec = time(0) + ANT_FLOW_GO_WAIT_TIMEOUT_SEC;
+ stTimeout.tv_nsec = 0;
+
+ while (stRxThreadInfo.astChannels[eFlowMessagePath].ucFlowControlResp != ANT_FLOW_GO) {
+ iCondWaitResult = pthread_cond_timedwait(&stFlowControlCond, &stFlowControlLock, &stTimeout);
+ if (iCondWaitResult) {
+ ANT_ERROR("failed to wait for flow control response: %s", strerror(iCondWaitResult));
+
+ if (iCondWaitResult == ETIMEDOUT) {
+ status = ANT_STATUS_HARDWARE_ERR;
+
+#ifdef ANT_FLOW_RESEND
+ // Clear Tx message so will stop resending it from Rx thread
+ stRxThreadInfo.astChannels[eFlowMessagePath].ucResendMessageLength = 0;
+ stRxThreadInfo.astChannels[eFlowMessagePath].pucResendMessage = NULL;
+#endif // ANT_FLOW_RESEND
+ }
+ goto wait_error;
+ }
+ }
+
+ status = ANT_STATUS_SUCCESS;
+ }
+
+wait_error:
+ ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(&stFlowControlLock);
+ ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
+
+out:
+ ANT_FUNC_END();
+ return status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_tx_message_flowcontrol_none
+//
+// Sends an ANT message to the chip without waiting for flow control
+//
+// Parameters:
+// eTxPath device to transmit on
+// ucMessageLength the length of the message
+// pucMesg pointer to the message data
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failure:
+// ANT_STATUS_NOT_ENABLED
+//
+// Psuedocode:
+/*
+ WRITE txBuffer to Tx Path (only length of packet part)
+ IF Wrote less then 0 bytes
+ Log error
+ RESULT = FAILED
+ ELSE IF Didn't write 'length of packet' bytes
+ Log error
+ RESULT = FAILED
+ ELSE
+ RESULT = SUCCESS
+ ENDIF
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_tx_message_flowcontrol_none(ant_channel_type eTxPath, ANT_U8 ucMessageLength, ANT_U8 *pucTxMessage)
+{
+ int iResult;
+ ANTStatus status = ANT_STATUS_FAILED;\
+ ANT_FUNC_START();
+
+ iResult = write(stRxThreadInfo.astChannels[eTxPath].iFd, pucTxMessage, ucMessageLength);
+ if (iResult < 0) {
+ ANT_ERROR("failed to write message to device: %s", strerror(errno));
+ } else if (iResult != ucMessageLength) {
+ ANT_ERROR("bytes written and message size don't match up");
+ } else {
+ status = ANT_STATUS_SUCCESS;
+ }
+
+ ANT_FUNC_END();
+ return status;
+}
+
+////////////////////////////////////////////////////////////////////
+// ant_tx_message
+//
+// Frames ANT data and decides which flow control method to use for sending the
+// ANT message to the chip
+//
+// Parameters:
+// ucLen the length of the message
+// pucMesg pointer to the message data
+//
+// Returns:
+// Success:
+// ANT_STATUS_SUCCESS
+// Failure:
+// ANT_STATUS_NOT_ENABLED
+//
+// Psuedocode:
+/*
+IF not enabled
+ RESULT = BT NOT INITIALIZED
+ELSE
+ Create txBuffer, MAX HCI Message Size large
+ PUT ucLen in txBuffer AT ANT HCI Size Offset (0)
+ COPY pucMesg to txBuffer AT ANT HCI Header Size (1) <- ? Not at offset?
+ LOG txBuffer as a serial Tx (only length of packet part)
+ IF is a data message
+ Tx message on Data Path with FLOW_GO/FLOW_STOP flow control (ant_tx_message_flowcontrol_go_stop())
+ ELSE
+ Tx message on Command Path with no flow control (ant_tx_message_flowcontrol_none())
+ ENDIF
+ENDIF
+*/
+////////////////////////////////////////////////////////////////////
+ANTStatus ant_tx_message(ANT_U8 ucLen, ANT_U8 *pucMesg)
+{
+ ANTStatus status = ANT_STATUS_FAILED;
+ // TODO ANT_HCI_MAX_MSG_SIZE is transport (driver) dependent.
+ ANT_U8 txBuffer[ANT_HCI_MAX_MSG_SIZE];
+ // TODO Message length can be greater than ANT_U8 can hold.
+ // Not changed as ANT_SERIAL takes length as ANT_U8.
+ ANT_U8 txMessageLength = ucLen + ANT_HCI_HEADER_SIZE;
+ ANT_FUNC_START();
+
+ if (ant_radio_enabled_status() != RADIO_STATUS_ENABLED) {
+ status = ANT_STATUS_FAILED_BT_NOT_INITIALIZED;
+ goto out;
+ }
+
+#if ANT_HCI_OPCODE_SIZE == 1
+ txBuffer[ANT_HCI_OPCODE_OFFSET] = ANT_HCI_OPCODE_TX;
+#elif ANT_HCI_OPCODE_SIZE > 1
+#error "Specified ANT_HCI_OPCODE_SIZE not currently supported"
+#endif
+
+#if ANT_HCI_SIZE_SIZE == 1
+ txBuffer[ANT_HCI_SIZE_OFFSET] = ucLen;
+#elif ANT_HCI_SIZE_SIZE == 2
+ ANT_UTILS_StoreLE16(txBuffer + ANT_HCI_SIZE_OFFSET, (ANT_U16)ucLen);
+#else
+#error "Specified ANT_HCI_SIZE_SIZE not currently supported"
+#endif
+
+ memcpy(txBuffer + ANT_HCI_HEADER_SIZE, pucMesg, ucLen);
+
+ ANT_SERIAL(txBuffer, txMessageLength, 'T');
+
+#ifdef ANT_DEVICE_NAME // Single transport path
+ status = ant_tx_message_flowcontrol_wait(SINGLE_CHANNEL, SINGLE_CHANNEL, txMessageLength, txBuffer);
+#else // Separate data/command paths
+ switch (txBuffer[ANT_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET]) {
+ case MESG_BROADCAST_DATA_ID:
+ case MESG_ACKNOWLEDGED_DATA_ID:
+ case MESG_BURST_DATA_ID:
+ case MESG_EXT_BROADCAST_DATA_ID:
+ case MESG_EXT_ACKNOWLEDGED_DATA_ID:
+ case MESG_EXT_BURST_DATA_ID:
+ case MESG_ADV_BURST_DATA_ID:
+ status = ant_tx_message_flowcontrol_wait(DATA_CHANNEL, COMMAND_CHANNEL, txMessageLength, txBuffer);
+ break;
+ default:
+ status = ant_tx_message_flowcontrol_none(COMMAND_CHANNEL, txMessageLength, txBuffer);
+ }
+#endif // Separate data/command paths
+
+out:
+ ANT_FUNC_END();
+ return status;
+}
+
+//----------------- TODO Move these somewhere for multi transport path / dedicated channel support:
+
+static void ant_channel_init(ant_channel_info_t *pstChnlInfo, const char *pcCharDevName)
+{
+ ANT_FUNC_START();
+
+ // TODO Don't need to store, only accessed when trying to open:
+ // Is however useful for logs.
+ pstChnlInfo->pcDevicePath = pcCharDevName;
+
+ // This is the only piece of info that needs to be stored per channel
+ pstChnlInfo->iFd = -1;
+
+ // TODO Only 1 of these (not per-channel) is actually ever used:
+ pstChnlInfo->fnRxCallback = NULL;
+ pstChnlInfo->ucFlowControlResp = ANT_FLOW_GO;
+#ifdef ANT_FLOW_RESEND
+ pstChnlInfo->ucResendMessageLength = 0;
+ pstChnlInfo->pucResendMessage = NULL;
+#endif // ANT_FLOW_RESEND
+ // TODO Only used when Flow Control message received, so must only be Command path Rx thread
+ pstChnlInfo->pstFlowControlCond = &stFlowControlCond;
+ pstChnlInfo->pstFlowControlLock = &stFlowControlLock;
+
+ ANT_FUNC_END();
+}
+
+static void ant_disable_channel(ant_channel_info_t *pstChnlInfo)
+{
+ ANT_FUNC_START();
+
+ if (!pstChnlInfo) {
+ ANT_ERROR("null channel info passed to channel disable function");
+ goto out;
+ }
+
+ if (pstChnlInfo->iFd != -1) {
+ if (close(pstChnlInfo->iFd) < 0) {
+ ANT_ERROR("failed to close channel %s(%#x): %s", pstChnlInfo->pcDevicePath, pstChnlInfo->iFd, strerror(errno));
+ }
+
+ pstChnlInfo->iFd = -1; //TODO can this overwrite a still valid fd?
+ } else {
+ ANT_DEBUG_D("%s file is already closed", pstChnlInfo->pcDevicePath);
+ }
+
+out:
+ ANT_FUNC_END();
+}
+
+static int ant_enable_channel(ant_channel_info_t *pstChnlInfo)
+{
+ int iRet = -1;
+ ANT_FUNC_START();
+ if (!pstChnlInfo) {
+ ANT_ERROR("null channel info passed to channel enable function");
+ errno = EINVAL;
+ goto out;
+ }
+ if (pstChnlInfo->iFd == -1) {
+ pstChnlInfo->iFd = open(pstChnlInfo->pcDevicePath, O_RDWR);
+ if (pstChnlInfo->iFd < 0) {
+ ANT_ERROR("failed to open dev %s: %s", pstChnlInfo->pcDevicePath, strerror(errno));
+ goto out;
+ }
+ } else {
+ ANT_DEBUG_D("%s is already enabled", pstChnlInfo->pcDevicePath);
+ }
+ iRet = 0;
+out:
+ ANT_FUNC_END();
+ return iRet;
+}
+
+//----------------------------------------------------------------------- This is antradio_power.h:
+
+int ant_enable(void)
+{
+ int iRet = -1;
+ ant_channel_type eChannel;
+ ANT_FUNC_START();
+
+ stRxThreadInfo.ucRunThread = 1;
+
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
+ if (ant_enable_channel(&stRxThreadInfo.astChannels[eChannel]) < 0) {
+ ANT_ERROR("failed to enable channel %s: %s",
+ stRxThreadInfo.astChannels[eChannel].pcDevicePath,
+ strerror(errno));
+ goto out;
+ }
+ }
+
+ if (stRxThreadInfo.stRxThread == 0) {
+ if (pthread_create(&stRxThreadInfo.stRxThread, NULL, fnRxThread, &stRxThreadInfo) < 0) {
+ ANT_ERROR("failed to start rx thread: %s", strerror(errno));
+ goto out;
+ }
+ } else {
+ ANT_DEBUG_D("rx thread is already running");
+ }
+
+ if (!stRxThreadInfo.ucRunThread) {
+ ANT_ERROR("rx thread crashed during init");
+ goto out;
+ }
+
+ iRet = 0;
+
+out:
+ ANT_FUNC_END();
+ return iRet;
+}
+
+int ant_disable(void)
+{
+ int iRet = -1;
+ ant_channel_type eChannel;
+ ANT_FUNC_START();
+
+ stRxThreadInfo.ucRunThread = 0;
+
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
+ ant_disable_channel(&stRxThreadInfo.astChannels[eChannel]);
+ }
+
+ if (stRxThreadInfo.stRxThread != 0) {
+ if (pthread_join(stRxThreadInfo.stRxThread, NULL) < 0) {
+ ANT_ERROR("failed to join rx thread: %s", strerror(errno));
+ goto out;
+ }
+ } else {
+ ANT_DEBUG_D("rx thread is not running");
+ }
+
+ iRet = 0;
+
+out:
+ stRxThreadInfo.stRxThread = 0;
+ ANT_FUNC_END();
+ return iRet;
+}
+
+//---------------------------------------------------------
+
+const char *ant_get_lib_version()
+{
+ return "libantradio.so: "ANT_CHIP_NAME". Version "
+ LIBANT_STACK_MAJOR"."LIBANT_STACK_MINOR"."LIBANT_STACK_INCRE;
+}
diff --git a/src/vfs/ant_rx_chardev.c b/src/vfs/ant_rx_chardev.c
new file mode 100644
index 0000000..5a4a255
--- /dev/null
+++ b/src/vfs/ant_rx_chardev.c
@@ -0,0 +1,312 @@
+/*
+ * ANT Stack
+ *
+ * Copyright 2011 Dynastream Innovations
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/******************************************************************************\
+*
+* FILE NAME: ant_rx_chardev.c
+*
+* BRIEF:
+* This file implements the receive thread function which will loop reading
+* ANT messages until told to exit.
+*
+*
+\******************************************************************************/
+
+#include <errno.h>
+#include <poll.h>
+#include <pthread.h>
+
+#include "ant_types.h"
+#include "antradio_power.h"
+#include "ant_rx_chardev.h"
+#include "ant_driver_defines.h"
+#include "ant_log.h"
+#include "ant_native.h" // ANT_HCI_MAX_MSG_SIZE, ANT_MSG_ID_OFFSET, ANT_MSG_DATA_OFFSET,
+ // ant_radio_enabled_status()
+
+extern ANTStatus ant_tx_message_flowcontrol_none(ant_channel_type eTxPath, ANT_U8 ucMessageLength, ANT_U8 *pucTxMessage);
+
+#undef LOG_TAG
+#define LOG_TAG "antradio_rx"
+
+#define ANT_POLL_TIMEOUT ((int)30000)
+
+int readChannelMsg(ant_channel_type eChannel, ant_channel_info_t *pstChnlInfo);
+
+/*
+ * This thread waits for ANT messages from a VFS file.
+ */
+void *fnRxThread(void *ant_rx_thread_info)
+{
+ int iMutexLockResult;
+ int iPollRet;
+ ant_rx_thread_info_t *stRxThreadInfo;
+ struct pollfd astPollFd[NUM_ANT_CHANNELS];
+ ant_channel_type eChannel;
+ ANT_FUNC_START();
+
+ stRxThreadInfo = (ant_rx_thread_info_t *)ant_rx_thread_info;
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
+ astPollFd[eChannel].fd = stRxThreadInfo->astChannels[eChannel].iFd;
+ astPollFd[eChannel].events = POLLIN | POLLRDNORM;
+ }
+
+ /* continue running as long as not terminated */
+ while (stRxThreadInfo->ucRunThread) {
+ /* Wait for data available on any file (transport path) */
+ iPollRet = poll(astPollFd, NUM_ANT_CHANNELS, ANT_POLL_TIMEOUT);
+ if (!iPollRet) {
+ ANT_DEBUG_V("poll timed out, checking exit cond");
+ } else if (iPollRet < 0) {
+ ANT_ERROR("read thread exiting, unhandled error: %s", strerror(errno));
+ } else {
+ for (eChannel = 0; eChannel < NUM_ANT_CHANNELS; eChannel++) {
+ if (astPollFd[eChannel].revents & (POLLERR | POLLPRI | POLLRDHUP)) {
+ ANT_ERROR("poll error from %s. exiting rx thread",
+ stRxThreadInfo->astChannels[eChannel].pcDevicePath);
+ /* Chip was reset or other error, only way to recover is to
+ * close and open ANT chardev */
+ stRxThreadInfo->ucChipResetting = 1;
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_RESETTING);
+ }
+
+ goto reset;
+ } else if (astPollFd[eChannel].revents & (POLLIN | POLLRDNORM)) {
+ ANT_DEBUG_D("data on %s. reading it",
+ stRxThreadInfo->astChannels[eChannel].pcDevicePath);
+
+ if (readChannelMsg(eChannel, &stRxThreadInfo->astChannels[eChannel]) < 0) {
+ goto out;
+ }
+ } else if (astPollFd[eChannel].revents) {
+ ANT_DEBUG_W("unhandled poll result %#x from %s",
+ astPollFd[eChannel].revents,
+ stRxThreadInfo->astChannels[eChannel].pcDevicePath);
+ }
+ }
+ }
+ }
+
+out:
+ stRxThreadInfo->ucRunThread = 0;
+
+ /* Try to get stEnabledStatusLock.
+ * if you get it then noone is enabling or disabling
+ * if you can't get it assume something made you exit */
+ ANT_DEBUG_V("try getting stEnabledStatusLock in %s", __FUNCTION__);
+ iMutexLockResult = pthread_mutex_trylock(stRxThreadInfo->pstEnabledStatusLock);
+ if (!iMutexLockResult) {
+ ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
+ ANT_WARN("rx thread has unexpectedly crashed, cleaning up");
+ stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
+ * try to join ourselves in disable */
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_DISABLING);
+ }
+
+ ant_disable();
+
+ if (g_fnStateCallback) {
+ g_fnStateCallback(ant_radio_enabled_status());
+ }
+
+ ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
+ ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
+ } else if (iMutexLockResult != EBUSY) {
+ ANT_ERROR("rx thread closing code, trylock on state lock failed: %s",
+ strerror(iMutexLockResult));
+ } else {
+ ANT_DEBUG_V("stEnabledStatusLock busy");
+ }
+
+ // FIXME This is not the end of the function
+ // Probably because goto:reset is a bad implementation; can have a reset function.
+ // Will only end here on Android.
+ ANT_FUNC_END();
+#ifdef ANDROID
+ return NULL;
+#endif
+
+reset:
+ stRxThreadInfo->ucRunThread = 0;
+
+ ANT_DEBUG_V("getting stEnabledStatusLock in %s", __FUNCTION__);
+ iMutexLockResult = pthread_mutex_lock(stRxThreadInfo->pstEnabledStatusLock);
+ if (iMutexLockResult < 0) {
+ ANT_ERROR("chip was reset, getting state mutex failed: %s",
+ strerror(iMutexLockResult));
+ stRxThreadInfo->stRxThread = 0;
+ } else {
+ ANT_DEBUG_V("got stEnabledStatusLock in %s", __FUNCTION__);
+
+ stRxThreadInfo->stRxThread = 0; /* spoof our handle as closed so we don't
+ * try to join ourselves in disable */
+
+ ant_disable();
+
+ if (ant_enable()) { /* failed */
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_DISABLED);
+ }
+ } else { /* success */
+ if (g_fnStateCallback) {
+ g_fnStateCallback(RADIO_STATUS_RESET);
+ }
+ }
+
+ ANT_DEBUG_V("releasing stEnabledStatusLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(stRxThreadInfo->pstEnabledStatusLock);
+ ANT_DEBUG_V("released stEnabledStatusLock in %s", __FUNCTION__);
+ }
+
+ stRxThreadInfo->ucChipResetting = 0;
+
+ ANT_FUNC_END();
+#ifdef ANDROID
+ return NULL;
+#endif
+}
+
+////////////////////////////////////////////////////////////////////
+// setFlowControl
+//
+// Sets the flow control "flag" to the value provided and signals the transmit
+// thread to check the value.
+//
+// Parameters:
+// pstChnlInfo the details of the channel being updated
+// ucFlowSetting the value to use
+//
+// Returns:
+// Success:
+// 0
+// Failure:
+// -1
+////////////////////////////////////////////////////////////////////
+int setFlowControl(ant_channel_info_t *pstChnlInfo, ANT_U8 ucFlowSetting)
+{
+ int iRet = -1;
+ int iMutexResult;
+ ANT_FUNC_START();
+
+ ANT_DEBUG_V("getting stFlowControlLock in %s", __FUNCTION__);
+ iMutexResult = pthread_mutex_lock(pstChnlInfo->pstFlowControlLock);
+ if (iMutexResult) {
+ ANT_ERROR("failed to lock flow control mutex during response: %s", strerror(iMutexResult));
+ } else {
+ ANT_DEBUG_V("got stFlowControlLock in %s", __FUNCTION__);
+
+ pstChnlInfo->ucFlowControlResp = ucFlowSetting;
+
+ ANT_DEBUG_V("releasing stFlowControlLock in %s", __FUNCTION__);
+ pthread_mutex_unlock(pstChnlInfo->pstFlowControlLock);
+ ANT_DEBUG_V("released stFlowControlLock in %s", __FUNCTION__);
+
+ pthread_cond_signal(pstChnlInfo->pstFlowControlCond);
+
+ iRet = 0;
+ }
+
+ ANT_FUNC_END();
+ return iRet;
+}
+
+int readChannelMsg(ant_channel_type eChannel, ant_channel_info_t *pstChnlInfo)
+{
+ int iRet = -1;
+ ANT_U8 aucRxBuffer[ANT_HCI_MAX_MSG_SIZE];
+ int iRxLenRead;
+ ANT_FUNC_START();
+
+ // Keep trying to read while there is an error, and that error is EAGAIN
+ while (((iRxLenRead = read(pstChnlInfo->iFd, aucRxBuffer, sizeof(aucRxBuffer))) < 0)
+ && errno == EAGAIN)
+ ;
+
+ if (iRxLenRead < 0) {
+ if (errno == ENODEV) {
+ ANT_ERROR("%s not enabled, exiting rx thread",
+ pstChnlInfo->pcDevicePath);
+
+ goto out;
+ } else if (errno == ENXIO) {
+ ANT_ERROR("%s there is no physical ANT device connected",
+ pstChnlInfo->pcDevicePath);
+
+ goto out;
+ } else {
+ ANT_ERROR("%s read thread exiting, unhandled error: %s",
+ pstChnlInfo->pcDevicePath, strerror(errno));
+
+ goto out;
+ }
+ } else {
+ ANT_SERIAL(aucRxBuffer, iRxLenRead, 'R');
+
+#if ANT_HCI_OPCODE_SIZE == 1 // Check the different message types by opcode
+ ANT_U8 opcode = aucRxBuffer[ANT_HCI_OPCODE_OFFSET];
+
+ if(ANT_HCI_OPCODE_COMMAND_COMPLETE == opcode) {
+ // Command Complete, so signal a FLOW_GO
+ if(setFlowControl(pstChnlInfo, ANT_FLOW_GO)) {
+ goto out;
+ }
+ } else if(ANT_HCI_OPCODE_FLOW_ON == opcode) {
+ // FLow On, so resend the last Tx
+#ifdef ANT_FLOW_RESEND
+ // Check if there is a message to resend
+ if(pstChnlInfo->ucResendMessageLength > 0) {
+ ant_tx_message_flowcontrol_none(eChannel, pstChnlInfo->ucResendMessageLength, pstChnlInfo->pucResendMessage);
+ } else {
+ ANT_DEBUG_D("Resend requested by chip, but tx request cancelled");
+ }
+#endif // ANT_FLOW_RESEND
+ } else if(ANT_HCI_OPCODE_ANT_EVENT == opcode)
+ // ANT Event, send ANT packet to Rx Callback
+#endif // ANT_HCI_OPCODE_SIZE == 1
+ {
+ // Received an ANT packet
+#ifdef ANT_MESG_FLOW_CONTROL
+ if (aucRxBuffer[ANT_HCI_DATA_OFFSET + ANT_MSG_ID_OFFSET] == ANT_MESG_FLOW_CONTROL) {
+ // This is a flow control packet, not a standard ANT message
+ if(setFlowControl(pstChnlInfo, aucRxBuffer[ANT_HCI_DATA_OFFSET + ANT_MSG_DATA_OFFSET])) {
+ goto out;
+ }
+ } else
+#endif // ANT_MESG_FLOW_CONTROL
+ {
+ if (pstChnlInfo->fnRxCallback != NULL) {
+ // TODO Allow HCI Size value to be larger than 1 byte
+ // This currently works as no size value is greater than 255, and little endian
+ pstChnlInfo->fnRxCallback(aucRxBuffer[ANT_HCI_SIZE_OFFSET], &aucRxBuffer[ANT_HCI_DATA_OFFSET]);
+ } else {
+ ANT_WARN("%s rx callback is null", pstChnlInfo->pcDevicePath);
+ }
+ }
+ }
+
+ iRet = 0;
+ }
+
+out:
+ ANT_FUNC_END();
+ return iRet;
+}
diff --git a/src/chip-B/inc/ant_rx_chardev.h b/src/vfs/inc/ant_rx_chardev.h
similarity index 65%
rename from src/chip-B/inc/ant_rx_chardev.h
rename to src/vfs/inc/ant_rx_chardev.h
index 6721222..526070c 100644
--- a/src/chip-B/inc/ant_rx_chardev.h
+++ b/src/vfs/inc/ant_rx_chardev.h
@@ -20,7 +20,10 @@
* FILE NAME: ant_rx_chardev.h
*
* BRIEF:
-* This file defines public members in ant_rx_chardev.c
+* This file defines the receive thread function, the ant_rx_thread_info_t
+* type for storing the -configuration- <state> of the receive thread, the
+* ant_channel_info_t type for storing a channel's (transport path)
+* configuration, and an enumeration of all ANT channels (transport paths).
*
*
\*******************************************************************************/
@@ -29,6 +32,14 @@
#define __ANT_RX_NATIVE_H
#include "ant_native.h"
+#include "ant_driver_defines.h"
+
+/* same as HCI_MAX_EVENT_SIZE from hci.h, but hci.h is not included for vfs */
+#define ANT_HCI_MAX_MSG_SIZE 260
+
+#define ANT_MSG_SIZE_OFFSET ((ANT_U8)0)
+#define ANT_MSG_ID_OFFSET ((ANT_U8)1)
+#define ANT_MSG_DATA_OFFSET ((ANT_U8)2)
/* This struct defines the info passed to an rx thread */
typedef struct {
@@ -44,13 +55,23 @@
pthread_cond_t *pstFlowControlCond;
/* Handle to flow control mutex */
pthread_mutex_t *pstFlowControlLock;
+#ifdef ANT_FLOW_RESEND
+ /* Length of message to resend on request from chip */
+ ANT_U8 ucResendMessageLength;
+ /* The message to resend on request from chip */
+ ANT_U8 *pucResendMessage;
+#endif // ANT_FLOW_RESEND
} ant_channel_info_t;
-enum ant_channel_type {
+typedef enum {
+#ifdef ANT_DEVICE_NAME // Single transport path
+ SINGLE_CHANNEL,
+#else // Separate data/command paths
DATA_CHANNEL,
COMMAND_CHANNEL,
+#endif // Separate data/command paths
NUM_ANT_CHANNELS
-};
+} ant_channel_type;
typedef struct {
/* Thread handle */
@@ -65,6 +86,8 @@
ant_channel_info_t astChannels[NUM_ANT_CHANNELS];
} ant_rx_thread_info_t;
+extern ANTNativeANTStateCb g_fnStateCallback; // TODO State callback should be inside ant_rx_thread_info_t.
+
/* This is the rx thread function. It loops reading ANT packets until told to
* exit */
void *fnRxThread(void *ant_rx_thread_info);
diff --git a/src/vfs/inc/antradio_power.h b/src/vfs/inc/antradio_power.h
new file mode 100644
index 0000000..1aa0b24
--- /dev/null
+++ b/src/vfs/inc/antradio_power.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __ANTRADIOPM_H
+#define __ANTRADIOPM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Enable the ANT radio interface.
+ *
+ * Responsible for power on, and bringing up HCI interface.
+ * Will block until the HCI interface is ready to use.
+ *
+ * Returns 0 on success, -ve on error */
+int ant_enable();
+
+/* Disable the ANT radio interface.
+ *
+ * Responsbile for pulling down the HCI interface, and powering down the chip.
+ * Will block until power down is complete, and it is safe to immediately call
+ * enable().
+ *
+ * Returns 0 on success, -ve on error */
+int ant_disable();
+
+/* Returns 1 if enabled, 0 if disabled, and -ve on error */
+int ant_is_enabled();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/src/vfs/prerelease/ant_driver_defines.h b/src/vfs/prerelease/ant_driver_defines.h
new file mode 100644
index 0000000..7b6b58b
--- /dev/null
+++ b/src/vfs/prerelease/ant_driver_defines.h
@@ -0,0 +1,67 @@
+/*
+ * ANT Stack
+ *
+ * Copyright 2011 Dynastream Innovations
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*******************************************************************************\
+*
+* FILE NAME: ant_driver_defines.h
+*
+* BRIEF:
+* This file defines ANT specific HCI values used by the ANT chip for a
+* sample TTY implementation.
+*
+*
+\*******************************************************************************/
+
+#ifndef __VFS_PRERELEASE_H
+#define __VFS_PRERELEASE_H
+
+#define ANT_CHIP_NAME "TTY"
+
+#define ANT_COMMANDS_DEVICE_NAME "/dev/smd5"
+#define ANT_DATA_DEVICE_NAME "/dev/smd6"
+
+// Hard reset not supported, don't define ANT_IOCTL_RESET
+
+// -----------------------------------------
+// | Header | Data | Footer |
+// |----------------------|-----------------|
+// |Optional| Data | Opt. | ... | Optional |
+// | Opcode | Size | Sync | | Checksum |
+
+#define ANT_HCI_OPCODE_SIZE 0
+#define ANT_HCI_SIZE_SIZE 1
+
+#define ANT_HCI_SYNC_SIZE 0
+#define ANT_HCI_CHECKSUM_SIZE 0
+
+#define ANT_MESG_FLOW_CONTROL ((ANT_U8)0xC9)
+
+#define ANT_FLOW_GO ((ANT_U8)0x00)
+
+// ---------------------- Not chip specific
+
+#define ANT_HCI_HEADER_SIZE ((ANT_HCI_OPCODE_SIZE) + (ANT_HCI_SIZE_SIZE) + (ANT_HCI_SYNC_SIZE))
+
+#define ANT_HCI_OPCODE_OFFSET 0
+#define ANT_HCI_SIZE_OFFSET ((ANT_HCI_OPCODE_OFFSET) + (ANT_HCI_OPCODE_SIZE))
+#define ANT_HCI_SYNC_OFFSET ((ANT_HCI_SIZE_OFFSET) + (ANT_HCI_SIZE_SIZE))
+#define ANT_HCI_DATA_OFFSET (ANT_HCI_HEADER_SIZE)
+
+#define ANT_FLOW_STOP ((ANT_U8)0x80)
+#define ANT_FLOW_GO_WAIT_TIMEOUT_SEC 10
+
+#endif /* ifndef __VFS_PRERELEASE_H */