| /****************************************************************************** |
| * |
| * Copyright (C) 2012 Broadcom Corporation |
| * |
| * 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. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * HAL Adaptation Interface (HAI). This interface regulates the interaction |
| * between standard Android HAL and Broadcom-specific HAL. It adapts |
| * Broadcom-specific features to the Android framework. |
| * |
| ******************************************************************************/ |
| #define LOG_TAG "NfcNciHal" |
| #include "HalAdaptation.h" |
| #include <cutils/properties.h> |
| #include <errno.h> |
| #include <pthread.h> |
| #include "SyncEvent.h" |
| #include "_OverrideLog.h" |
| #include "android_logmsg.h" |
| #include "buildcfg.h" |
| #include "config.h" |
| #include "nfc_hal_int.h" |
| #include "nfc_hal_post_reset.h" |
| extern void delete_hal_non_volatile_store(bool forceDelete); |
| extern void verify_hal_non_volatile_store(); |
| extern void resetConfig(); |
| extern "C" { |
| #include "userial.h" |
| } |
| |
| extern void configureCrystalFrequency(); |
| |
| /////////////////////////////////////// |
| // private declaration, definition |
| |
| static nfc_stack_callback_t* gAndroidHalCallback = NULL; |
| static nfc_stack_data_callback_t* gAndroidHalDataCallback = NULL; |
| static SyncEvent gOpenCompletedEvent; |
| static SyncEvent gPostInitCompletedEvent; |
| static SyncEvent gCloseCompletedEvent; |
| |
| uint32_t ScrProtocolTraceFlag = SCR_PROTO_TRACE_ALL; // 0x017F00; |
| |
| static void BroadcomHalCallback(uint8_t event, tHAL_NFC_STATUS status); |
| static void BroadcomHalDataCallback(uint16_t data_len, uint8_t* p_data); |
| |
| static bool isColdBoot = true; |
| |
| extern tNFC_HAL_CFG* p_nfc_hal_cfg; |
| extern const uint8_t nfca_version_string[]; |
| extern const uint8_t nfa_version_string[]; |
| |
| tNFC_HAL_DM_PRE_SET_MEM nfc_hal_pre_set_mem_20795a1[] = { |
| {0x0016403c, 0x00000008}, |
| {0x0016403c, 0x00000000}, |
| {0x0014008c, 0x00000001}, |
| {0, 0}}; |
| |
| extern tNFC_HAL_DM_PRE_SET_MEM* p_nfc_hal_dm_pre_set_mem; |
| |
| /////////////////////////////////////// |
| |
| int HaiInitializeLibrary(const bcm2079x_dev_t* device) { |
| ALOGD("%s: enter", __func__); |
| ALOGE("%s: ver=%s nfa=%s", __func__, nfca_version_string, nfa_version_string); |
| int retval = EACCES; |
| unsigned long freq = 0; |
| unsigned long num = 0; |
| char temp[120]; |
| int8_t prop_value; |
| uint8_t logLevel = 0; |
| |
| logLevel = InitializeGlobalAppLogLevel(); |
| |
| if (GetNumValue(NAME_GLOBAL_RESET, &num, sizeof(num))) { |
| if (num == 1) { |
| // Send commands to disable boc |
| p_nfc_hal_dm_pre_set_mem = nfc_hal_pre_set_mem_20795a1; |
| } |
| } |
| |
| configureCrystalFrequency(); |
| verify_hal_non_volatile_store(); |
| if (GetNumValue(NAME_PRESERVE_STORAGE, (char*)&num, sizeof(num)) && |
| (num == 1)) |
| ALOGD("%s: preserve HAL NV store", __func__); |
| else { |
| delete_hal_non_volatile_store(false); |
| } |
| |
| if (GetNumValue(NAME_USE_RAW_NCI_TRACE, &num, sizeof(num))) { |
| if (num == 1) { |
| // display protocol traces in raw format |
| ProtoDispAdapterUseRawOutput(TRUE); |
| } |
| } |
| |
| // Initialize protocol logging level |
| InitializeProtocolLogLevel(); |
| |
| tUSERIAL_OPEN_CFG cfg; |
| struct tUART_CONFIG uart; |
| |
| if (GetStrValue(NAME_UART_PARITY, temp, sizeof(temp))) { |
| if (strcmp(temp, "even") == 0) |
| uart.m_iParity = USERIAL_PARITY_EVEN; |
| else if (strcmp(temp, "odd") == 0) |
| uart.m_iParity = USERIAL_PARITY_ODD; |
| else if (strcmp(temp, "none") == 0) |
| uart.m_iParity = USERIAL_PARITY_NONE; |
| } else |
| uart.m_iParity = USERIAL_PARITY_NONE; |
| |
| if (GetStrValue(NAME_UART_STOPBITS, temp, sizeof(temp))) { |
| if (strcmp(temp, "1") == 0) |
| uart.m_iStopbits = USERIAL_STOPBITS_1; |
| else if (strcmp(temp, "2") == 0) |
| uart.m_iStopbits = USERIAL_STOPBITS_2; |
| else if (strcmp(temp, "1.5") == 0) |
| uart.m_iStopbits = USERIAL_STOPBITS_1_5; |
| } else if (GetNumValue(NAME_UART_STOPBITS, &num, sizeof(num))) { |
| if (num == 1) |
| uart.m_iStopbits = USERIAL_STOPBITS_1; |
| else if (num == 2) |
| uart.m_iStopbits = USERIAL_STOPBITS_2; |
| } else |
| uart.m_iStopbits = USERIAL_STOPBITS_1; |
| |
| if (GetNumValue(NAME_UART_DATABITS, &num, sizeof(num))) { |
| if (5 <= num && num <= 8) uart.m_iDatabits = (1 << (num + 1)); |
| } else |
| uart.m_iDatabits = USERIAL_DATABITS_8; |
| |
| if (GetNumValue(NAME_UART_BAUD, &num, sizeof(num))) { |
| if (num == 300) |
| uart.m_iBaudrate = USERIAL_BAUD_300; |
| else if (num == 600) |
| uart.m_iBaudrate = USERIAL_BAUD_600; |
| else if (num == 1200) |
| uart.m_iBaudrate = USERIAL_BAUD_1200; |
| else if (num == 2400) |
| uart.m_iBaudrate = USERIAL_BAUD_2400; |
| else if (num == 9600) |
| uart.m_iBaudrate = USERIAL_BAUD_9600; |
| else if (num == 19200) |
| uart.m_iBaudrate = USERIAL_BAUD_19200; |
| else if (num == 57600) |
| uart.m_iBaudrate = USERIAL_BAUD_57600; |
| else if (num == 115200) |
| uart.m_iBaudrate = USERIAL_BAUD_115200; |
| else if (num == 230400) |
| uart.m_iBaudrate = USERIAL_BAUD_230400; |
| else if (num == 460800) |
| uart.m_iBaudrate = USERIAL_BAUD_460800; |
| else if (num == 921600) |
| uart.m_iBaudrate = USERIAL_BAUD_921600; |
| } else if (GetStrValue(NAME_UART_BAUD, temp, sizeof(temp))) { |
| if (strcmp(temp, "auto") == 0) uart.m_iBaudrate = USERIAL_BAUD_AUTO; |
| } else |
| uart.m_iBaudrate = USERIAL_BAUD_115200; |
| |
| memset(&cfg, 0, sizeof(tUSERIAL_OPEN_CFG)); |
| cfg.fmt = uart.m_iDatabits | uart.m_iParity | uart.m_iStopbits; |
| cfg.baud = uart.m_iBaudrate; |
| |
| ALOGD("%s: uart config=0x%04x, %d\n", __func__, cfg.fmt, cfg.baud); |
| USERIAL_Init(&cfg); |
| |
| if (GetNumValue(NAME_NFCC_ENABLE_TIMEOUT, &num, sizeof(num))) { |
| p_nfc_hal_cfg->nfc_hal_nfcc_enable_timeout = num; |
| } |
| |
| if (GetNumValue(NAME_NFA_MAX_EE_SUPPORTED, &num, sizeof(num)) && num == 0) { |
| // Since NFA_MAX_EE_SUPPORTED is explicetly set to 0, no UICC support is |
| // needed. |
| p_nfc_hal_cfg->nfc_hal_hci_uicc_support = 0; |
| } |
| |
| prop_value = property_get_bool("nfc.bcm2079x.isColdboot", 0); |
| if (prop_value) { |
| isColdBoot = true; |
| property_set("nfc.bcm2079x.isColdboot", "0"); |
| } |
| // Set 'first boot' flag based on static variable that will get set to false |
| // after the stack has first initialized the EE. |
| p_nfc_hal_cfg->nfc_hal_first_boot = isColdBoot ? TRUE : FALSE; |
| |
| HAL_NfcInitialize(); |
| HAL_NfcSetTraceLevel(logLevel); // Initialize HAL's logging level |
| |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiTerminateLibrary() { |
| int retval = EACCES; |
| ALOGD("%s: enter", __func__); |
| |
| HAL_NfcTerminate(); |
| gAndroidHalCallback = NULL; |
| gAndroidHalDataCallback = NULL; |
| GKI_shutdown(); |
| resetConfig(); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiOpen(const bcm2079x_dev_t* device, nfc_stack_callback_t* halCallbackFunc, |
| nfc_stack_data_callback_t* halDataCallbackFunc) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| gAndroidHalCallback = halCallbackFunc; |
| gAndroidHalDataCallback = halDataCallbackFunc; |
| |
| SyncEventGuard guard(gOpenCompletedEvent); |
| HAL_NfcOpen(BroadcomHalCallback, BroadcomHalDataCallback); |
| gOpenCompletedEvent.wait(); |
| |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| void BroadcomHalCallback(uint8_t event, tHAL_NFC_STATUS status) { |
| ALOGD("%s: enter; event=0x%X", __func__, event); |
| switch (event) { |
| case HAL_NFC_OPEN_CPLT_EVT: { |
| ALOGD("%s: HAL_NFC_OPEN_CPLT_EVT; status=0x%X", __func__, status); |
| SyncEventGuard guard(gOpenCompletedEvent); |
| gOpenCompletedEvent.notifyOne(); |
| break; |
| } |
| |
| case HAL_NFC_POST_INIT_CPLT_EVT: { |
| ALOGD("%s: HAL_NFC_POST_INIT_CPLT_EVT", __func__); |
| SyncEventGuard guard(gPostInitCompletedEvent); |
| gPostInitCompletedEvent.notifyOne(); |
| break; |
| } |
| |
| case HAL_NFC_CLOSE_CPLT_EVT: { |
| ALOGD("%s: HAL_NFC_CLOSE_CPLT_EVT", __func__); |
| SyncEventGuard guard(gCloseCompletedEvent); |
| gCloseCompletedEvent.notifyOne(); |
| break; |
| } |
| |
| case HAL_NFC_ERROR_EVT: { |
| ALOGD("%s: HAL_NFC_ERROR_EVT", __func__); |
| { |
| SyncEventGuard guard(gOpenCompletedEvent); |
| gOpenCompletedEvent.notifyOne(); |
| } |
| { |
| SyncEventGuard guard(gPostInitCompletedEvent); |
| gPostInitCompletedEvent.notifyOne(); |
| } |
| { |
| SyncEventGuard guard(gCloseCompletedEvent); |
| gCloseCompletedEvent.notifyOne(); |
| } |
| break; |
| } |
| } |
| gAndroidHalCallback(event, status); |
| ALOGD("%s: exit; event=0x%X", __func__, event); |
| } |
| |
| void BroadcomHalDataCallback(uint16_t data_len, uint8_t* p_data) { |
| ALOGD("%s: enter; len=%u", __func__, data_len); |
| gAndroidHalDataCallback(data_len, p_data); |
| } |
| |
| int HaiClose(const bcm2079x_dev_t* device) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| SyncEventGuard guard(gCloseCompletedEvent); |
| HAL_NfcClose(); |
| gCloseCompletedEvent.wait(); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiCoreInitialized(const bcm2079x_dev_t* device, |
| uint8_t* coreInitResponseParams) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| SyncEventGuard guard(gPostInitCompletedEvent); |
| HAL_NfcCoreInitialized(0, coreInitResponseParams); |
| gPostInitCompletedEvent.wait(); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiWrite(const bcm2079x_dev_t* dev, uint16_t dataLen, const uint8_t* data) { |
| ALOGD("%s: enter; len=%u", __func__, dataLen); |
| int retval = EACCES; |
| |
| HAL_NfcWrite(dataLen, const_cast<uint8_t*>(data)); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiPreDiscover(const bcm2079x_dev_t* device) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| // This function is a clear indication that the stack is initializing |
| // EE. So we can reset the cold-boot flag here. |
| isColdBoot = false; |
| retval = HAL_NfcPreDiscover() ? 1 : 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiControlGranted(const bcm2079x_dev_t* device) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| HAL_NfcControlGranted(); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiPowerCycle(const bcm2079x_dev_t* device) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| HAL_NfcPowerCycle(); |
| retval = 0; |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |
| |
| int HaiGetMaxNfcee(const bcm2079x_dev_t* device, uint8_t* maxNfcee) { |
| ALOGD("%s: enter", __func__); |
| int retval = EACCES; |
| |
| // This function is a clear indication that the stack is initializing |
| // EE. So we can reset the cold-boot flag here. |
| isColdBoot = false; |
| |
| if (maxNfcee) { |
| *maxNfcee = HAL_NfcGetMaxNfcee(); |
| ALOGD("%s: max_ee from HAL to use %d", __func__, *maxNfcee); |
| retval = 0; |
| } |
| ALOGD("%s: exit %d", __func__, retval); |
| return retval; |
| } |