Atheros AR600x driver + build glue

chromeos/drivers/ath6kl/os/linux/export_hci_transport.c

+//------------------------------------------------------------------------------
+// <copyright file="hci_bridge.c" company="Atheros">
+//    Copyright (c) 2009 Atheros Corporation.  All rights reserved.
+// 
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License version 2 as
+// published by the Free Software Foundation;
+//
+// Software distributed under the License is distributed on an "AS
+// IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+// implied. See the License for the specific language governing
+// rights and limitations under the License.
+//
+//
+//------------------------------------------------------------------------------
+//==============================================================================
+// HCI bridge implementation
+//
+// Author(s): ="Atheros"
+//==============================================================================
+#include <a_config.h>
+#include <athdefs.h>
+#include "a_types.h"
+#include "a_osapi.h"
+#include "htc_api.h"
+#include "a_drv.h"
+#include "hif.h"
+#include "common_drv.h"
+#include "a_debug.h"
+#include "hci_transport_api.h"
+
+#include "AR6002/hw4.0/hw/apb_athr_wlan_map.h"
+#include "AR6002/hw4.0/hw/uart_reg.h"
+#include "AR6002/hw4.0/hw/rtc_wlan_reg.h"
+
+HCI_TRANSPORT_HANDLE (*_HCI_TransportAttach)(void *HTCHandle, HCI_TRANSPORT_CONFIG_INFO *pInfo);
+void (*_HCI_TransportDetach)(HCI_TRANSPORT_HANDLE HciTrans);
+A_STATUS    (*_HCI_TransportAddReceivePkts)(HCI_TRANSPORT_HANDLE HciTrans, HTC_PACKET_QUEUE *pQueue);
+A_STATUS    (*_HCI_TransportSendPkt)(HCI_TRANSPORT_HANDLE HciTrans, HTC_PACKET *pPacket, A_BOOL Synchronous);
+void        (*_HCI_TransportStop)(HCI_TRANSPORT_HANDLE HciTrans);
+A_STATUS    (*_HCI_TransportStart)(HCI_TRANSPORT_HANDLE HciTrans);
+A_STATUS    (*_HCI_TransportEnableDisableAsyncRecv)(HCI_TRANSPORT_HANDLE HciTrans, A_BOOL Enable);
+A_STATUS    (*_HCI_TransportRecvHCIEventSync)(HCI_TRANSPORT_HANDLE HciTrans, 
+                                          HTC_PACKET           *pPacket,
+                                          int                  MaxPollMS);
+
+extern HCI_TRANSPORT_CALLBACKS ar6kHciTransCallbacks;
+
+A_STATUS ar6000_register_hci_transport(HCI_TRANSPORT_CALLBACKS *hciTransCallbacks)
+{
+    ar6kHciTransCallbacks = *hciTransCallbacks;
+
+    _HCI_TransportAttach = HCI_TransportAttach;
+    _HCI_TransportDetach = HCI_TransportDetach;
+    _HCI_TransportAddReceivePkts = HCI_TransportAddReceivePkts;
+    _HCI_TransportSendPkt = HCI_TransportSendPkt;
+    _HCI_TransportStop = HCI_TransportStop;
+    _HCI_TransportStart = HCI_TransportStart;
+    _HCI_TransportEnableDisableAsyncRecv = HCI_TransportEnableDisableAsyncRecv;
+    _HCI_TransportRecvHCIEventSync = HCI_TransportRecvHCIEventSync;
+
+    return A_OK;
+}
+
+A_STATUS
+ar6000_get_hif_dev(HIF_DEVICE *device, void *config)
+{
+    A_STATUS status;
+
+    status = HIFConfigureDevice(device,
+                                HIF_DEVICE_GET_OS_DEVICE,
+                                (HIF_DEVICE_OS_DEVICE_INFO *)config, 
+                                sizeof(HIF_DEVICE_OS_DEVICE_INFO));
+    return status;
+}
+
+A_STATUS ar6000_set_uart_config(HIF_DEVICE *hifDevice, 
+                                A_UINT32 scale, 
+                                A_UINT32 step)
+{
+    A_UINT32 regAddress;
+    A_UINT32 regVal;
+    A_STATUS status;
+
+    regAddress = WLAN_UART_BASE_ADDRESS | UART_CLKDIV_ADDRESS;
+    regVal = ((A_UINT32)scale << 16) | step;
+    /* change the HCI UART scale/step values through the diagnostic window */
+    status = ar6000_WriteRegDiag(hifDevice, &regAddress, &regVal);                     
+
+    return status;
+}
+
+A_STATUS ar6000_get_core_clock_config(HIF_DEVICE *hifDevice, A_UINT32 *data)
+{
+    A_UINT32 regAddress;
+    A_STATUS status;
+
+    regAddress = WLAN_RTC_BASE_ADDRESS | WLAN_CPU_CLOCK_ADDRESS;
+    /* read CPU clock settings*/
+    status = ar6000_ReadRegDiag(hifDevice, &regAddress, data);
+
+    return status;
+}
+
+EXPORT_SYMBOL(ar6000_register_hci_transport);
+EXPORT_SYMBOL(ar6000_get_hif_dev);
+EXPORT_SYMBOL(ar6000_set_uart_config);
+EXPORT_SYMBOL(ar6000_get_core_clock_config);
+EXPORT_SYMBOL(_HCI_TransportAttach);
+EXPORT_SYMBOL(_HCI_TransportDetach);
+EXPORT_SYMBOL(_HCI_TransportAddReceivePkts);
+EXPORT_SYMBOL(_HCI_TransportSendPkt);
+EXPORT_SYMBOL(_HCI_TransportStop);
+EXPORT_SYMBOL(_HCI_TransportStart);
+EXPORT_SYMBOL(_HCI_TransportEnableDisableAsyncRecv);
+EXPORT_SYMBOL(_HCI_TransportRecvHCIEventSync);