1
0
mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-23 23:08:14 +00:00
trezor-firmware/micropython/trezorhal/usb.c
2017-03-07 14:50:09 +01:00

37 lines
1.2 KiB
C

#include STM32_HAL_H
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_cdc_msc_hid.h"
#include "usbd_cdc_interface.h"
#include "usbd_hid_interface.h"
USBD_HandleTypeDef hUSBDDevice;
void __fatal_error(const char *msg);
void usb_init(void) {
const uint16_t vid = 0x1209;
const uint16_t pid = 0x53C1;
USBD_HID_ModeInfoTypeDef hid_info = {
.subclass = 0,
.protocol = 0,
.max_packet_len = 64,
.polling_interval = 1,
.report_desc = (const uint8_t*)"\x06\x00\xff\x09\x01\xa1\x01\x09\x20\x15\x00\x26\xff\x00\x75\x08\x95\x40\x81\x02\x09\x21\x15\x00\x26\xff\x00\x75\x08\x95\x40\x91\x02\xc0",
.report_desc_len = 34,
};
USBD_SetVIDPIDRelease(vid, pid, 0x0200, 0);
if (USBD_SelectMode(USBD_MODE_CDC_HID, &hid_info) != 0) {
__fatal_error("USB init failed");
return;
}
USBD_Init(&hUSBDDevice, (USBD_DescriptorsTypeDef*)&USBD_Descriptors, 0); // 0 == full speed
USBD_RegisterClass(&hUSBDDevice, &USBD_CDC_MSC_HID);
USBD_CDC_RegisterInterface(&hUSBDDevice, (USBD_CDC_ItfTypeDef*)&USBD_CDC_fops);
USBD_HID_RegisterInterface(&hUSBDDevice, (USBD_HID_ItfTypeDef*)&USBD_HID_fops);
USBD_Start(&hUSBDDevice);
}