/****************************************************************************** * * Copyright (C) 2009-2012 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. * ******************************************************************************/ /****************************************************************************** * * Filename: userial_vendor.h * * Description: Contains vendor-specific definitions used in serial port * controls * ******************************************************************************/ #ifndef USERIAL_VENDOR_H #define USERIAL_VENDOR_H #include "bt_vendor_bes.h" #include "userial.h" /****************************************************************************** ** Constants & Macros ******************************************************************************/ #define BES_UNUSED(x) (void)(x) #define BES_NO_INTR(fn) do {} while ((fn) == -1 && errno == EINTR) #define STR_TO_U16(x) ((x)[0] | ((x)[1] << 8)) #define U16_TO_STR(p, x) {(p)[0] = (x) & 0xff; (p)[1] = ((x) >> 0x08)&0xff;} typedef enum { DATA_TYPE_UNKNOWN = 0, DATA_TYPE_COMMAND = 1, DATA_TYPE_ACL = 2, DATA_TYPE_SCO = 3, DATA_TYPE_EVENT = 4 } serial_data_type_t; /**** baud rates ****/ #define USERIAL_BAUD_300 0 #define USERIAL_BAUD_600 1 #define USERIAL_BAUD_1200 2 #define USERIAL_BAUD_2400 3 #define USERIAL_BAUD_9600 4 #define USERIAL_BAUD_19200 5 #define USERIAL_BAUD_57600 6 #define USERIAL_BAUD_115200 7 #define USERIAL_BAUD_230400 8 #define USERIAL_BAUD_460800 9 #define USERIAL_BAUD_921600 10 #define USERIAL_BAUD_1M 11 #define USERIAL_BAUD_1_5M 12 #define USERIAL_BAUD_2M 13 #define USERIAL_BAUD_3M 14 #define USERIAL_BAUD_4M 15 #define USERIAL_BAUD_AUTO 16 /**** Data Format ****/ /* Stop Bits */ #define USERIAL_STOPBITS_1 1 #define USERIAL_STOPBITS_1_5 (1<<1) #define USERIAL_STOPBITS_2 (1<<2) /* Parity Bits */ #define USERIAL_PARITY_NONE (1<<3) #define USERIAL_PARITY_EVEN (1<<4) #define USERIAL_PARITY_ODD (1<<5) /* Data Bits */ #define USERIAL_DATABITS_5 (1<<6) #define USERIAL_DATABITS_6 (1<<7) #define USERIAL_DATABITS_7 (1<<8) #define USERIAL_DATABITS_8 (1<<9) #define USERIAL_HW_FLOW_CTRL_OFF 0 #define USERIAL_HW_FLOW_CTRL_ON 1 #if (BT_WAKE_VIA_USERIAL_IOCTL==TRUE) /* These are the ioctl values used for bt_wake ioctl via UART driver. you may * need to redefine them on you platform! * Logically they need to be unique and not colide with existing uart ioctl's. */ #ifndef USERIAL_IOCTL_BT_WAKE_ASSERT #define USERIAL_IOCTL_BT_WAKE_ASSERT 0x8003 #endif #ifndef USERIAL_IOCTL_BT_WAKE_DEASSERT #define USERIAL_IOCTL_BT_WAKE_DEASSERT 0x8004 #endif #ifndef USERIAL_IOCTL_BT_WAKE_GET_ST #define USERIAL_IOCTL_BT_WAKE_GET_ST 0x8005 #endif #endif // (BT_WAKE_VIA_USERIAL_IOCTL==TRUE) /****************************************************************************** ** Type definitions ******************************************************************************/ #define BT_DATA_RECEIVED 1 #define BT_DATA_SEND 0 struct bt_object_t { int fd; // the file descriptor to monitor for events. void *context; // a context that's passed back to the *_ready functions.. pthread_mutex_t lock; // protects the lifetime of this object and all variables. void (*read_ready)(void *context); // function to call when the file descriptor becomes readable. void (*write_ready)(void *context); // function to call when the file descriptor becomes writeable. }; /* Structure used to configure serial port during open */ typedef struct { uint16_t fmt; /* Data format */ uint8_t baud; /* Baud rate */ uint8_t hw_fctrl; /*hardware flowcontrol*/ uint8_t h5_enable; } tUSERIAL_CFG; typedef enum { #if (BT_WAKE_VIA_USERIAL_IOCTL==TRUE) USERIAL_OP_ASSERT_BT_WAKE, USERIAL_OP_DEASSERT_BT_WAKE, USERIAL_OP_GET_BT_WAKE_STATE, #endif USERIAL_OP_NOP, } userial_vendor_ioctl_op_t; enum { BESBT_PACKET_IDLE, BESBT_PACKET_TYPE, BESBT_PACKET_HEADER, BESBT_PACKET_CONTENT, BESBT_PACKET_END }; /****************************************************************************** ** Extern variables and functions ******************************************************************************/ /****************************************************************************** ** Functions ******************************************************************************/ /******************************************************************************* ** ** Function userial_vendor_init ** ** Description Initialize userial vendor-specific control block ** ** Returns None ** *******************************************************************************/ void userial_vendor_init(void); void userial_vendor_set_h5(bool h5_enable); /******************************************************************************* ** ** Function userial_vendor_open ** ** Description Open the serial port with the given configuration ** ** Returns device fd ** *******************************************************************************/ int userial_vendor_open(tUSERIAL_CFG *p_cfg); /******************************************************************************* ** ** Function userial_vendor_close ** ** Description Conduct vendor-specific close work ** ** Returns None ** *******************************************************************************/ void userial_vendor_close(void); /******************************************************************************* ** ** Function userial_vendor_set_baud ** ** Description Set new baud rate ** ** Returns None ** *******************************************************************************/ void userial_vendor_set_baud(uint8_t userial_baud); /******************************************************************************* ** ** Function userial_vendor_ioctl ** ** Description ioctl inteface ** ** Returns None ** *******************************************************************************/ void userial_vendor_ioctl(userial_vendor_ioctl_op_t op, void *p_data); /******************************************************************************* ** ** Function userial_set_port ** ** Description Configure UART port name ** ** Returns 0 : Success ** Otherwise : Fail ** *******************************************************************************/ int userial_set_port(char *p_conf_value); /******************************************************************************* ** ** Function cfg_to_uart_baud ** ** Description helper function converts user cfg ** conforming baud rates to USERIAL baud rates ** ** Returns TRUE/FALSE ** *******************************************************************************/ uint8_t cfg_to_uart_baud(uint8_t * cfg_baud, uint32_t baud); /******************************************************************************* ** ** Function userial_socket_open ** ** Description create communication socket to connect host <-->controller ** ** ** Returns fd ** *******************************************************************************/ int userial_socket_open(); void userial_recv_uart_rawdata(unsigned char *buffer, unsigned int total_length); uint16_t userial_vendor_transmit_data_to_btc(uint8_t *data, uint16_t total_length); #define BES_HANDLE_EVENT #define BES_HANDLE_CMD #define CONFIG_SCO_OVER_HCI #endif /* USERIAL_VENDOR_H */