1e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project/****************************************************************************** 2e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * 3e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * Copyright (C) 1999-2012 Broadcom Corporation 4e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * 5e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 6e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * you may not use this file except in compliance with the License. 7e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * You may obtain a copy of the License at: 8e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * 9e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * 11e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * See the License for the specific language governing permissions and 15e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * limitations under the License. 16e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * 17e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project ******************************************************************************/ 18e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 19e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 20e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#define LOG_TAG "NfcNciHal" 21e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#include "OverrideLog.h" 22e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#include <errno.h> 2382c3eede067007cf74632c9cec00aa9bf7801f2fElliott Hughes#include <malloc.h> 2482c3eede067007cf74632c9cec00aa9bf7801f2fElliott Hughes#include <string.h> 25e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#include <hardware/hardware.h> 26e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#include <hardware/nfc.h> 27e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project#include "HalAdaptation.h" 28e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 29e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 30e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project/********************************* 31e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * NCI HAL method implementations. 32e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project *********************************/ 33e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 34e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 35e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_open (const struct nfc_nci_device *p_dev, nfc_stack_callback_t *p_hal_cback, nfc_stack_data_callback_t *p_hal_data_callback) 36e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 37e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 38e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t *dev = (bcm2079x_dev_t*) p_dev; 39e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 40e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiOpen (dev, p_hal_cback, p_hal_data_callback); 41e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 42e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 43e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 44e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 45e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_write (const struct nfc_nci_device *p_dev, 46e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project uint16_t data_len, const uint8_t *p_data) 47e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 48e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 49e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 50e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 51e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiWrite (dev, data_len, p_data); 52e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 53e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 54e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 55e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 56e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_core_initialized (const struct nfc_nci_device *p_dev, 57e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project uint8_t* p_core_init_rsp_params) 58e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 59e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 60e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 61e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 62e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiCoreInitialized (dev, p_core_init_rsp_params); 63e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 64e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 65e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 66e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 67e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_pre_discover (const struct nfc_nci_device *p_dev) 68e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 69e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 70e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 71e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 72e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiPreDiscover (dev); 73e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 74e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 75e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 76e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 77e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_close (const struct nfc_nci_device *p_dev) 78e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 79e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 80e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 81e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 82e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiClose (dev); 83e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 84e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 85e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 86e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 87e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_control_granted (const struct nfc_nci_device *p_dev) 88e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 89e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 90e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 91e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 92e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiControlGranted (dev); 93e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 94e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 95e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 96e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 97e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int hal_power_cycle (const struct nfc_nci_device *p_dev) 98e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 99e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 100e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 101e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 102e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiPowerCycle (dev); 103e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 104e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 105e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 106e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 107b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaissonstatic int hal_get_max_nfcee (const struct nfc_nci_device *p_dev, uint8_t* maxNfcee) 108b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson{ 109b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson int retval = 0; 110b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson bcm2079x_dev_t* dev = (bcm2079x_dev_t*) p_dev; 111b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson 112b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson retval = HaiGetMaxNfcee (dev, maxNfcee); 113b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson return retval; 114b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson} 115b20cbf35a541d380f32d1f43a78feb44e9e0dc1bPaul Chaisson 116a24be4f06674b2707b57904deaa0dff5a95823bdEvan Chu 117e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project/************************************* 118e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project * Generic device handling. 119e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project *************************************/ 120e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 121e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 122e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project/* Close an opened nfc device instance */ 123e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int nfc_close (hw_device_t *dev) 124e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 125e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; 126e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project free (dev); 127e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiTerminateLibrary (); 128e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 129e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 130e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 131e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 132e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic int nfc_open (const hw_module_t* module, const char* name, hw_device_t** device) 133e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 134e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project ALOGD ("%s: enter; name=%s", __FUNCTION__, name); 135e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project int retval = 0; //0 is ok; -1 is error 136e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 137e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project if (strcmp (name, NFC_NCI_CONTROLLER) == 0) 138e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project { 139e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project bcm2079x_dev_t *dev = calloc (1, sizeof(bcm2079x_dev_t)); 140e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 141e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project // Common hw_device_t fields 142e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.common.tag = HARDWARE_DEVICE_TAG; 143e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.common.version = 0x00010000; // [31:16] major, [15:0] minor 144e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.common.module = (struct hw_module_t*) module; 145e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.common.close = nfc_close; 146e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 147e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project // NCI HAL method pointers 148e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.open = hal_open; 149e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.write = hal_write; 150e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.core_initialized = hal_core_initialized; 151e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.pre_discover = hal_pre_discover; 152e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.close = hal_close; 153e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.control_granted = hal_control_granted; 154e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project dev->nci_device.power_cycle = hal_power_cycle; 155a24be4f06674b2707b57904deaa0dff5a95823bdEvan Chu //dev->nci_device.get_max_ee = hal_get_max_nfcee; 156e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 1575c65c3a0f42e174e47fecd4e569606003217ff4eMartijn Coenen 158e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project // Copy in 159e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project *device = (hw_device_t*) dev; 160e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 161e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = HaiInitializeLibrary (dev); 162e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project } 163e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project else 164e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project { 165e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project retval = -EINVAL; 166e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project } 167e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project ALOGD ("%s: exit %d", __FUNCTION__, retval); 168e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project return retval; 169e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project} 170e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 171e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 172e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstatic struct hw_module_methods_t nfc_module_methods = 173e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 174e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project .open = nfc_open, 175e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project}; 176e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 177e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project 178e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Projectstruct nfc_nci_module_t HAL_MODULE_INFO_SYM = 179e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project{ 180e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project .common = 181e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project { 182e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project .tag = HARDWARE_MODULE_TAG, .module_api_version = 0x0100, // [15:8] major, [7:0] minor (1.0) 183e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project .hal_api_version = 0x00, // 0 is only valid value 184077f48fc39770c8db3cdc27ba65c2f12299199ddMartijn Coenen .id = NFC_NCI_BCM2079X_HARDWARE_MODULE_ID, 185077f48fc39770c8db3cdc27ba65c2f12299199ddMartijn Coenen .name = "BCM2079x NFC NCI HW HAL", 186077f48fc39770c8db3cdc27ba65c2f12299199ddMartijn Coenen .author = "Broadcom Corporation", 187e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project .methods = &nfc_module_methods, 188e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project }, 189e9df6ba5a8fcccf306a80b1670b423be8fe7746The Android Open Source Project}; 190