222 lines
7.3 KiB
C
222 lines
7.3 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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/* This example current worked and tested with following controller
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* - Sony DualShock 4 [CUH-ZCT2x] VID = 0x054c, PID = 0x09cc
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "bsp/board.h"
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#include "tusb.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF PROTYPES
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//--------------------------------------------------------------------+
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void led_blinking_task(void);
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/*------------- MAIN -------------*/
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int main(void)
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{
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board_init();
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printf("TinyUSB Host HID Controller Example\r\n");
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tusb_init();
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while (1)
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{
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// tinyusb host task
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tuh_task();
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led_blinking_task();
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}
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return 0;
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}
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//--------------------------------------------------------------------+
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// TinyUSB Callbacks
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//--------------------------------------------------------------------+
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// English
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#define LANGUAGE_ID 0x0409
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//uint8_t usb_buf[256] TU_ATTR_ALIGNED(4);
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tusb_desc_device_t desc_device;
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static volatile xfer_result_t _get_string_result;
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static bool _transfer_done_cb(uint8_t daddr, tusb_control_request_t const *request, xfer_result_t result) {
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(void)daddr;
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(void)request;
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_get_string_result = result;
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return true;
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}
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static void _convert_utf16le_to_utf8(const uint16_t *utf16, size_t utf16_len, uint8_t *utf8, size_t utf8_len) {
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// TODO: Check for runover.
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(void)utf8_len;
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// Get the UTF-16 length out of the data itself.
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for (size_t i = 0; i < utf16_len; i++) {
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uint16_t chr = utf16[i];
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if (chr < 0x80) {
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*utf8++ = chr & 0xff;
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} else if (chr < 0x800) {
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*utf8++ = (uint8_t)(0xC0 | (chr >> 6 & 0x1F));
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*utf8++ = (uint8_t)(0x80 | (chr >> 0 & 0x3F));
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} else {
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// TODO: Verify surrogate.
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*utf8++ = (uint8_t)(0xE0 | (chr >> 12 & 0x0F));
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*utf8++ = (uint8_t)(0x80 | (chr >> 6 & 0x3F));
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*utf8++ = (uint8_t)(0x80 | (chr >> 0 & 0x3F));
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}
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// TODO: Handle UTF-16 code points that take two entries.
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}
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}
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// Count how many bytes a utf-16-le encoded string will take in utf-8.
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static int _count_utf8_bytes(const uint16_t *buf, size_t len) {
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size_t total_bytes = 0;
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for (size_t i = 0; i < len; i++) {
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uint16_t chr = buf[i];
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if (chr < 0x80) {
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total_bytes += 1;
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} else if (chr < 0x800) {
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total_bytes += 2;
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} else {
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total_bytes += 3;
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}
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// TODO: Handle UTF-16 code points that take two entries.
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}
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return total_bytes;
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}
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static void _wait_and_convert(uint16_t *temp_buf, size_t buf_len) {
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while (_get_string_result == 0xff) {
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tuh_task();
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}
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if (_get_string_result != XFER_RESULT_SUCCESS) {
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temp_buf[0] = 0;
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return;
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}
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size_t utf16_len = ((temp_buf[0] & 0xff) - 2) / sizeof(uint16_t);
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size_t utf8_len = _count_utf8_bytes(temp_buf + 1, utf16_len);
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_convert_utf16le_to_utf8(temp_buf + 1, utf16_len, (uint8_t *) temp_buf, sizeof(uint16_t) * buf_len);
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((uint8_t*) temp_buf)[utf8_len] = '\0';
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}
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bool print_device_descriptor(uint8_t daddr, tusb_control_request_t const * request, xfer_result_t result)
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{
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(void) request;
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if ( XFER_RESULT_SUCCESS != result )
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{
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printf("Failed to get device descriptor\r\n");
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return false;
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}
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printf("Device %u: ID %04x:%04x\r\n", daddr, desc_device.idVendor, desc_device.idProduct);
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printf("Device Descriptor:\r\n");
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printf(" bLength %u\r\n" , desc_device.bLength);
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printf(" bDescriptorType %u\r\n" , desc_device.bDescriptorType);
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printf(" bcdUSB %04x\r\n" , desc_device.bcdUSB);
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printf(" bDeviceClass %u\r\n" , desc_device.bDeviceClass);
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printf(" bDeviceSubClass %u\r\n" , desc_device.bDeviceSubClass);
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printf(" bDeviceProtocol %u\r\n" , desc_device.bDeviceProtocol);
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printf(" bMaxPacketSize0 %u\r\n" , desc_device.bMaxPacketSize0);
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printf(" idVendor 0x%04x\r\n" , desc_device.idVendor);
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printf(" idProduct 0x%04x\r\n" , desc_device.idProduct);
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printf(" bcdDevice %04x\r\n" , desc_device.bcdDevice);
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_get_string_result = 0xff;
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uint16_t temp_buf[128];
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printf(" iManufacturer %u " , desc_device.iManufacturer);
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temp_buf[0] = 0;
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if (tuh_descriptor_get_manufacturer_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
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_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
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printf((const char*) temp_buf);
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}
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printf("\r\n");
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printf(" iProduct %u " , desc_device.iProduct);
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_get_string_result = 0xff;
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temp_buf[0] = 0;
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if (tuh_descriptor_get_product_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
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_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
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printf((const char*) temp_buf);
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}
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printf("\r\n");
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printf(" iSerialNumber %u " , desc_device.iSerialNumber);
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_get_string_result = 0xff;
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temp_buf[0] = 0;
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if (tuh_descriptor_get_serial_string(daddr, LANGUAGE_ID, temp_buf, TU_ARRAY_SIZE(temp_buf), _transfer_done_cb)) {
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_wait_and_convert(temp_buf, TU_ARRAY_SIZE(temp_buf));
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printf((const char*) temp_buf);
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}
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printf("\r\n");
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printf(" bNumConfigurations %u\r\n" , desc_device.bNumConfigurations);
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return true;
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}
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// Invoked when device is mounted (configured)
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void tuh_mount_cb (uint8_t daddr)
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{
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printf("Device attached, address = %d\r\n", daddr);
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// Get Device Descriptor
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tuh_descriptor_get_device(daddr, &desc_device, 18, print_device_descriptor);
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}
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/// Invoked when device is unmounted (bus reset/unplugged)
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void tuh_umount_cb(uint8_t daddr)
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{
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printf("Device removed, address = %d\r\n", daddr);
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}
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//--------------------------------------------------------------------+
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// Blinking Task
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//--------------------------------------------------------------------+
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void led_blinking_task(void)
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{
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const uint32_t interval_ms = 1000;
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static uint32_t start_ms = 0;
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static bool led_state = false;
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// Blink every interval ms
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if ( board_millis() - start_ms < interval_ms) return; // not enough time
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start_ms += interval_ms;
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board_led_write(led_state);
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led_state = 1 - led_state; // toggle
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}
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