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author | Joey Castillo <jose.castillo@gmail.com> | 2021-08-28 12:50:18 -0400 |
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committer | Joey Castillo <jose.castillo@gmail.com> | 2021-08-28 12:50:18 -0400 |
commit | 39a5c822a2a2e798e2e39ff8a98b7af84253026c (patch) | |
tree | fa157c98d3aea0d4f996e4415aa2a7ad1093ac05 /tinyusb/src/class/bth/bth_device.h | |
parent | c9e00b83bbdcb05058806d915ec4fff3cf4e596f (diff) | |
download | Sensor-Watch-39a5c822a2a2e798e2e39ff8a98b7af84253026c.tar.gz Sensor-Watch-39a5c822a2a2e798e2e39ff8a98b7af84253026c.tar.bz2 Sensor-Watch-39a5c822a2a2e798e2e39ff8a98b7af84253026c.zip |
add tinyusb
Diffstat (limited to 'tinyusb/src/class/bth/bth_device.h')
-rwxr-xr-x | tinyusb/src/class/bth/bth_device.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/tinyusb/src/class/bth/bth_device.h b/tinyusb/src/class/bth/bth_device.h new file mode 100755 index 00000000..1b90d091 --- /dev/null +++ b/tinyusb/src/class/bth/bth_device.h @@ -0,0 +1,109 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2020 Jerzy Kasenberg + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * This file is part of the TinyUSB stack. + */ + +#ifndef _TUSB_BTH_DEVICE_H_ +#define _TUSB_BTH_DEVICE_H_ + +#include <common/tusb_common.h> +#include <device/usbd.h> + +//--------------------------------------------------------------------+ +// Class Driver Configuration +//--------------------------------------------------------------------+ +#ifndef CFG_TUD_BTH_EVENT_EPSIZE +#define CFG_TUD_BTH_EVENT_EPSIZE 16 +#endif +#ifndef CFG_TUD_BTH_DATA_EPSIZE +#define CFG_TUD_BTH_DATA_EPSIZE 64 +#endif + +typedef struct TU_ATTR_PACKED +{ + uint16_t op_code; + uint8_t param_length; + uint8_t param[255]; +} bt_hci_cmd_t; + +#ifdef __cplusplus + extern "C" { +#endif + +//--------------------------------------------------------------------+ +// Application Callback API (weak is optional) +//--------------------------------------------------------------------+ + +// Invoked when HCI command was received over USB from Bluetooth host. +// Detailed format is described in Bluetooth core specification Vol 2, +// Part E, 5.4.1. +// Length of the command is from 3 bytes (2 bytes for OpCode, +// 1 byte for parameter total length) to 258. +TU_ATTR_WEAK void tud_bt_hci_cmd_cb(void *hci_cmd, size_t cmd_len); + +// Invoked when ACL data was received over USB from Bluetooth host. +// Detailed format is described in Bluetooth core specification Vol 2, +// Part E, 5.4.2. +// Length is from 4 bytes, (12 bits for Handle, 4 bits for flags +// and 16 bits for data total length) to endpoint size. +TU_ATTR_WEAK void tud_bt_acl_data_received_cb(void *acl_data, uint16_t data_len); + +// Called when event sent with tud_bt_event_send() was delivered to BT stack. +// Controller can release/reuse buffer with Event packet at this point. +TU_ATTR_WEAK void tud_bt_event_sent_cb(uint16_t sent_bytes); + +// Called when ACL data that was sent with tud_bt_acl_data_send() +// was delivered to BT stack. +// Controller can release/reuse buffer with ACL packet at this point. +TU_ATTR_WEAK void tud_bt_acl_data_sent_cb(uint16_t sent_bytes); + +// Bluetooth controller calls this function when it wants to send even packet +// as described in Bluetooth core specification Vol 2, Part E, 5.4.4. +// Event has at least 2 bytes, first is Event code second contains parameter +// total length. Controller can release/reuse event memory after +// tud_bt_event_sent_cb() is called. +bool tud_bt_event_send(void *event, uint16_t event_len); + +// Bluetooth controller calls this to send ACL data packet +// as described in Bluetooth core specification Vol 2, Part E, 5.4.2 +// Minimum length is 4 bytes, (12 bits for Handle, 4 bits for flags +// and 16 bits for data total length). Upper limit is not limited +// to endpoint size since buffer is allocate by controller +// and must not be reused till tud_bt_acl_data_sent_cb() is called. +bool tud_bt_acl_data_send(void *acl_data, uint16_t data_len); + +//--------------------------------------------------------------------+ +// Internal Class Driver API +//--------------------------------------------------------------------+ +void btd_init (void); +void btd_reset (uint8_t rhport); +uint16_t btd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); +bool btd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const *request); +bool btd_xfer_cb (uint8_t rhport, uint8_t edpt_addr, xfer_result_t result, uint32_t xferred_bytes); + +#ifdef __cplusplus + } +#endif + +#endif /* _TUSB_BTH_DEVICE_H_ */ |