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[Components][USB][Class and

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Core]修复了协议栈在ep0请求大于端点描述最大包时无法正确读取的bug
增加了rndis class LWIP on USB
This commit is contained in:
uestczyh222
2017-11-24 22:57:22 +08:00
parent 345bea8b1d
commit f4fb716167
6 changed files with 1801 additions and 2 deletions
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16
components/drivers/usb/usbdevice/core/core.c
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@@ -871,6 +871,10 @@ static rt_err_t _ep0_out_notify(udevice_t device, struct ep_msg* ep_msg)
ep0->rx_indicate(device, size);
}
}
else
{
rt_usbd_ep0_read(device, ep0->request.buffer, ep0->request.remain_size,ep0->rx_indicate);
}
return RT_EOK;
}
@@ -2054,18 +2058,26 @@ rt_size_t rt_usbd_ep0_read(udevice_t device, void *buffer, rt_size_t size,
rt_err_t (*rx_ind)(udevice_t device, rt_size_t size))
{
uep_t ep0;
rt_size_t read_size = 0;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(device->dcd != RT_NULL);
RT_ASSERT(buffer != RT_NULL);
ep0 = &device->dcd->ep0;
ep0->request.size = size;
ep0->request.buffer = buffer;
ep0->request.remain_size = size;
ep0->rx_indicate = rx_ind;
if(size >= ep0->id->maxpacket)
{
read_size = ep0->id->maxpacket;
}
else
{
read_size = size;
}
device->dcd->stage = STAGE_DOUT;
dcd_ep_read_prepare(device->dcd, EP0_OUT_ADDR, buffer, size);
dcd_ep_read_prepare(device->dcd, EP0_OUT_ADDR, buffer, read_size);
return size;
}