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update(port/dwc2): invalid data before start read

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Signed-off-by: sakumisu <1203593632@qq.com>
This commit is contained in:
sakumisu
2025-07-26 16:11:47 +08:00
parent ecb98f399d
commit 6702ab9225
2 changed files with 5 additions and 3 deletions
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2
port/dwc2/usb_dc_dwc2.c
View File

@@ -777,6 +777,7 @@ int usbd_ep_set_stall(uint8_t busid, const uint8_t ep)
}
if ((ep_idx == 0) && g_dwc2_udc[busid].user_params.device_dma_enable) {
usb_dcache_invalidate((uintptr_t)&g_dwc2_udc[busid].setup, USB_ALIGN_UP(8, CONFIG_USB_ALIGN_SIZE));
dwc2_ep0_start_read_setup(busid, (uint8_t *)&g_dwc2_udc[busid].setup);
}
@@ -947,6 +948,7 @@ int usbd_ep_start_read(uint8_t busid, const uint8_t ep, uint8_t *data, uint32_t
}
if (g_dwc2_udc[busid].user_params.device_dma_enable) {
usb_dcache_invalidate((uintptr_t)data, USB_ALIGN_UP(data_len, CONFIG_USB_ALIGN_SIZE));
USB_OTG_OUTEP(ep_idx)->DOEPDMA = (uint32_t)data;
}
if (g_dwc2_udc[busid].out_ep[ep_idx].ep_type == USB_ENDPOINT_TYPE_ISOCHRONOUS) {

6
port/dwc2/usb_hc_dwc2.c
View File

@@ -20,7 +20,6 @@ struct dwc2_chan {
uint32_t xferlen;
uint8_t chidx;
bool inuse;
bool dir_in;
bool do_ssplit;
bool do_csplit;
uint8_t hub_addr;
@@ -317,12 +316,13 @@ static inline void dwc2_chan_transfer(struct usbh_bus *bus, uint8_t ch_num, uint
(((uint32_t)pid << 29) & USB_OTG_HCTSIZ_DPID);
if (!(ep_addr & 0x80)) {
chan->dir_in = false;
if (buf) {
usb_dcache_clean((uintptr_t)buf, USB_ALIGN_UP(size, CONFIG_USB_ALIGN_SIZE));
}
} else {
chan->dir_in = true;
if (buf) {
usb_dcache_invalidate((uintptr_t)buf, USB_ALIGN_UP(size, CONFIG_USB_ALIGN_SIZE));
}
}
/* xfer_buff MUST be 32-bits aligned */