mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-18 05:28:40 +00:00
126 lines
3.3 KiB
C
126 lines
3.3 KiB
C
#include STM32_HAL_H
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#include "usbd_core.h"
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#include "usbd_desc.h"
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#include "usbd_cdc_msc_hid.h"
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#include "usbd_cdc_interface.h"
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#include "usbd_hid_interface.h"
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USBD_HandleTypeDef hUSBDDevice;
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extern PCD_HandleTypeDef pcd_fs_handle;
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extern PCD_HandleTypeDef pcd_hs_handle;
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int usb_init(void) {
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const uint16_t vid = 0x1209;
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const uint16_t pid = 0x53C1;
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USBD_HID_ModeInfoTypeDef hid_info = {
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.subclass = 0,
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.protocol = 0,
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.max_packet_len = 64,
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.polling_interval = 1,
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.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",
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.report_desc_len = 34,
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};
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USBD_SetVIDPIDRelease(vid, pid, 0x0200, 0);
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if (USBD_SelectMode(USBD_MODE_CDC_HID, &hid_info) != 0) {
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return 1;
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}
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USBD_Init(&hUSBDDevice, (USBD_DescriptorsTypeDef*)&USBD_Descriptors, 0); // 0 == full speed
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USBD_RegisterClass(&hUSBDDevice, &USBD_CDC_MSC_HID);
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USBD_CDC_RegisterInterface(&hUSBDDevice, (USBD_CDC_ItfTypeDef*)&USBD_CDC_fops);
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USBD_HID_RegisterInterface(&hUSBDDevice, (USBD_HID_ItfTypeDef*)&USBD_HID_fops);
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USBD_Start(&hUSBDDevice);
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return 0;
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}
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#if defined(USE_USB_FS)
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/**
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* @brief This function handles USB-On-The-Go FS global interrupt request.
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* @param None
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* @retval None
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*/
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void OTG_FS_IRQHandler(void) {
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HAL_PCD_IRQHandler(&pcd_fs_handle);
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}
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#endif
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#if defined(USE_USB_HS)
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/**
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* @brief This function handles USB-On-The-Go HS global interrupt request.
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* @param None
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* @retval None
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*/
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void OTG_HS_IRQHandler(void) {
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HAL_PCD_IRQHandler(&pcd_hs_handle);
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}
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#endif
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#if defined(USE_USB_FS) || defined(USE_USB_HS)
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/**
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* @brief This function handles USB OTG Common FS/HS Wakeup functions.
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* @param *pcd_handle for FS or HS
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* @retval None
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*/
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STATIC void OTG_CMD_WKUP_Handler(PCD_HandleTypeDef *pcd_handle) {
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if (!(pcd_handle->Init.low_power_enable)) {
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return;
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}
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/* Reset SLEEPDEEP bit of Cortex System Control Register */
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SCB->SCR &= (uint32_t) ~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
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/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
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PLL as system clock source (HSE and PLL are disabled in STOP mode) */
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__HAL_RCC_HSE_CONFIG(RCC_HSE_ON);
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/* Wait till HSE is ready */
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while (__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET) {}
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/* Enable the main PLL. */
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__HAL_RCC_PLL_ENABLE();
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/* Wait till PLL is ready */
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while (__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET) {}
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/* Select PLL as SYSCLK */
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MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, RCC_SYSCLKSOURCE_PLLCLK);
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while (__HAL_RCC_GET_SYSCLK_SOURCE() != RCC_CFGR_SWS_PLL) {}
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/* ungate PHY clock */
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__HAL_PCD_UNGATE_PHYCLOCK(pcd_handle);
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}
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#endif
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#if defined(USE_USB_FS)
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/**
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* @brief This function handles USB OTG FS Wakeup IRQ Handler.
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* @param None
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* @retval None
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*/
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void OTG_FS_WKUP_IRQHandler(void) {
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OTG_CMD_WKUP_Handler(&pcd_fs_handle);
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/* Clear EXTI pending Bit*/
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__HAL_USB_FS_EXTI_CLEAR_FLAG();
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}
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#endif
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#if defined(USE_USB_HS)
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/**
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* @brief This function handles USB OTG HS Wakeup IRQ Handler.
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* @param None
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* @retval None
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*/
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void OTG_HS_WKUP_IRQHandler(void) {
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OTG_CMD_WKUP_Handler(&pcd_hs_handle);
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/* Clear EXTI pending Bit*/
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__HAL_USB_HS_EXTI_CLEAR_FLAG();
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}
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#endif
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