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fix(core): fix usb configuration for FS peripheral (use 6 endpoints)

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tychovrahe 2024-05-01 13:42:33 +02:00 committed by TychoVrahe
parent 12725d9835
commit 1ce694b7fc
1 changed files with 4 additions and 4 deletions
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8
core/embed/trezorhal/stm32f4/usbd_conf.c
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@ -488,7 +488,7 @@ USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev)
if (pdev->id == USB_PHY_FS_ID) { if (pdev->id == USB_PHY_FS_ID) {
/*Set LL Driver parameters */ /*Set LL Driver parameters */
pcd_fs_handle.Instance = USB_OTG_FS; pcd_fs_handle.Instance = USB_OTG_FS;
pcd_fs_handle.Init.dev_endpoints = 4; pcd_fs_handle.Init.dev_endpoints = 6;
pcd_fs_handle.Init.use_dedicated_ep1 = 0; pcd_fs_handle.Init.use_dedicated_ep1 = 0;
pcd_fs_handle.Init.ep0_mps = 0x40; pcd_fs_handle.Init.ep0_mps = 0x40;
pcd_fs_handle.Init.dma_enable = 0; pcd_fs_handle.Init.dma_enable = 0;
@ -508,10 +508,10 @@ USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev)
// in this dedicated 1.25KiB data RAM to use. see section 6.3.8 in UM1021 and 29.13 in RM0033. // in this dedicated 1.25KiB data RAM to use. see section 6.3.8 in UM1021 and 29.13 in RM0033.
// USB packets that we deal with are 64 bytes in size which equates to 16 32-bit words. // USB packets that we deal with are 64 bytes in size which equates to 16 32-bit words.
// we size the transmit FIFO's equally and give the rest of the space to the receive FIFO. // we size the transmit FIFO's equally and give the rest of the space to the receive FIFO.
const uint16_t transmit_fifo_size = 48; // 48 = 16 * 3 meaning that we give 3 packets of space for each transmit fifo const uint16_t transmit_fifo_size = 32; // 32 = 16 * 2 meaning that we give 2 packets of space for each transmit fifo
const uint16_t receive_fifo_zie = 128; // 128 = 320 - 4 * 48 const uint16_t receive_fifo_zie = 128; // 128 = 320 - 6 * 32
HAL_PCDEx_SetRxFiFo(&pcd_fs_handle, receive_fifo_zie); HAL_PCDEx_SetRxFiFo(&pcd_fs_handle, receive_fifo_zie);
for (uint16_t i = 0; i < 4; i++) { for (uint16_t i = 0; i < 6; i++) {
HAL_PCDEx_SetTxFiFo(&pcd_fs_handle, i, transmit_fifo_size); HAL_PCDEx_SetTxFiFo(&pcd_fs_handle, i, transmit_fifo_size);
} }
} }