atsamd21, atsamd51: add support for USB INTERRUPT OUT
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родитель
c4de195f04
коммит
3ad2530ee7
3 изменённых файлов: 35 добавлений и 3 удалений
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@ -43,7 +43,7 @@ func TestBinarySize(t *testing.T) {
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// microcontrollers
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{"hifive1b", "examples/echo", 4612, 280, 0, 2252},
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{"microbit", "examples/serial", 2724, 388, 8, 2256},
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{"wioterminal", "examples/pininterrupt", 6039, 1485, 116, 6816},
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{"wioterminal", "examples/pininterrupt", 6063, 1485, 116, 6816},
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// TODO: also check wasm. Right now this is difficult, because
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// wasm binaries are run through wasm-opt and therefore the
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@ -225,7 +225,23 @@ func initEndpoint(ep, config uint32) {
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setEPSTATUSCLR(ep, sam.USB_DEVICE_EPSTATUSCLR_BK0RDY)
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case usb.ENDPOINT_TYPE_INTERRUPT | usb.EndpointOut:
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// TODO: not really anything, seems like...
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// set packet size
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usbEndpointDescriptors[ep].DeviceDescBank[0].PCKSIZE.SetBits(epPacketSize(64) << usb_DEVICE_PCKSIZE_SIZE_Pos)
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// set data buffer address
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usbEndpointDescriptors[ep].DeviceDescBank[0].ADDR.Set(uint32(uintptr(unsafe.Pointer(&udd_ep_out_cache_buffer[ep]))))
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// set endpoint type
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setEPCFG(ep, ((usb.ENDPOINT_TYPE_INTERRUPT + 1) << sam.USB_DEVICE_EPCFG_EPTYPE0_Pos))
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// receive interrupts when current transfer complete
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setEPINTENSET(ep, sam.USB_DEVICE_EPINTENSET_TRCPT0)
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// set byte count to zero, we have not received anything yet
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usbEndpointDescriptors[ep].DeviceDescBank[0].PCKSIZE.ClearBits(usb_DEVICE_PCKSIZE_BYTE_COUNT_Mask << usb_DEVICE_PCKSIZE_BYTE_COUNT_Pos)
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// ready for next transfer
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setEPSTATUSCLR(ep, sam.USB_DEVICE_EPSTATUSCLR_BK0RDY)
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case usb.ENDPOINT_TYPE_BULK | usb.EndpointIn:
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// set packet size
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@ -228,7 +228,23 @@ func initEndpoint(ep, config uint32) {
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setEPSTATUSCLR(ep, sam.USB_DEVICE_ENDPOINT_EPSTATUSCLR_BK0RDY)
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case usb.ENDPOINT_TYPE_INTERRUPT | usb.EndpointOut:
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// TODO: not really anything, seems like...
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// set packet size
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usbEndpointDescriptors[ep].DeviceDescBank[0].PCKSIZE.SetBits(epPacketSize(64) << usb_DEVICE_PCKSIZE_SIZE_Pos)
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// set data buffer address
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usbEndpointDescriptors[ep].DeviceDescBank[0].ADDR.Set(uint32(uintptr(unsafe.Pointer(&udd_ep_out_cache_buffer[ep]))))
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// set endpoint type
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setEPCFG(ep, ((usb.ENDPOINT_TYPE_INTERRUPT + 1) << sam.USB_DEVICE_ENDPOINT_EPCFG_EPTYPE0_Pos))
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// receive interrupts when current transfer complete
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setEPINTENSET(ep, sam.USB_DEVICE_ENDPOINT_EPINTENSET_TRCPT0)
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// set byte count to zero, we have not received anything yet
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usbEndpointDescriptors[ep].DeviceDescBank[0].PCKSIZE.ClearBits(usb_DEVICE_PCKSIZE_BYTE_COUNT_Mask << usb_DEVICE_PCKSIZE_BYTE_COUNT_Pos)
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// ready for next transfer
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setEPSTATUSCLR(ep, sam.USB_DEVICE_ENDPOINT_EPSTATUSCLR_BK0RDY)
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case usb.ENDPOINT_TYPE_BULK | usb.EndpointIn:
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// set packet size
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