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samd21,samd51,nrf52840: change usbSetup and sendZlp to public

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This commit is contained in:
sago35
2022-07-06 23:50:20 +09:00
committed by Ron Evans
parent b112477e95
commit 17deac116f
4 changed files with 132 additions and 154 deletions
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src/machine/machine_atsamd21_usb.go
+35 -35
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@@ -275,15 +275,15 @@ func handleUSBIRQ(intr interrupt.Interrupt) {
usbEndpointDescriptors[0].DeviceDescBank[0].PCKSIZE.ClearBits(usb_DEVICE_PCKSIZE_BYTE_COUNT_Mask << usb_DEVICE_PCKSIZE_BYTE_COUNT_Pos)
ok := false
if (setup.bmRequestType & usb_REQUEST_TYPE) == usb_REQUEST_STANDARD {
if (setup.BmRequestType & usb_REQUEST_TYPE) == usb_REQUEST_STANDARD {
// Standard Requests
ok = handleStandardSetup(setup)
} else {
// Class Interface Requests
if setup.wIndex == usb_CDC_ACM_INTERFACE {
if setup.WIndex == usb_CDC_ACM_INTERFACE {
ok = cdcSetup(setup)
} else if setup.bmRequestType == usb_SET_REPORT_TYPE && setup.bRequest == usb_SET_IDLE {
sendZlp()
} else if setup.BmRequestType == usb_SET_REPORT_TYPE && setup.BRequest == usb_SET_IDLE {
SendZlp()
ok = true
}
}
@@ -411,37 +411,37 @@ func initEndpoint(ep, config uint32) {
}
}
func handleStandardSetup(setup usbSetup) bool {
switch setup.bRequest {
func handleStandardSetup(setup USBSetup) bool {
switch setup.BRequest {
case usb_GET_STATUS:
buf := []byte{0, 0}
if setup.bmRequestType != 0 { // endpoint
if setup.BmRequestType != 0 { // endpoint
// TODO: actually check if the endpoint in question is currently halted
if isEndpointHalt {
buf[0] = 1
}
}
sendUSBPacket(0, buf, setup.wLength)
sendUSBPacket(0, buf, setup.WLength)
return true
case usb_CLEAR_FEATURE:
if setup.wValueL == 1 { // DEVICEREMOTEWAKEUP
if setup.WValueL == 1 { // DEVICEREMOTEWAKEUP
isRemoteWakeUpEnabled = false
} else if setup.wValueL == 0 { // ENDPOINTHALT
} else if setup.WValueL == 0 { // ENDPOINTHALT
isEndpointHalt = false
}
sendZlp()
SendZlp()
return true
case usb_SET_FEATURE:
if setup.wValueL == 1 { // DEVICEREMOTEWAKEUP
if setup.WValueL == 1 { // DEVICEREMOTEWAKEUP
isRemoteWakeUpEnabled = true
} else if setup.wValueL == 0 { // ENDPOINTHALT
} else if setup.WValueL == 0 { // ENDPOINTHALT
isEndpointHalt = true
}
sendZlp()
SendZlp()
return true
case usb_SET_ADDRESS:
@@ -465,7 +465,7 @@ func handleStandardSetup(setup usbSetup) bool {
}
// last, set the device address to that requested by host
sam.USB_DEVICE.DADD.SetBits(setup.wValueL)
sam.USB_DEVICE.DADD.SetBits(setup.WValueL)
sam.USB_DEVICE.DADD.SetBits(sam.USB_DEVICE_DADD_ADDEN)
return true
@@ -479,16 +479,16 @@ func handleStandardSetup(setup usbSetup) bool {
case usb_GET_CONFIGURATION:
buff := []byte{usbConfiguration}
sendUSBPacket(0, buff, setup.wLength)
sendUSBPacket(0, buff, setup.WLength)
return true
case usb_SET_CONFIGURATION:
if setup.bmRequestType&usb_REQUEST_RECIPIENT == usb_REQUEST_DEVICE {
if setup.BmRequestType&usb_REQUEST_RECIPIENT == usb_REQUEST_DEVICE {
for i := 1; i < len(endPoints); i++ {
initEndpoint(uint32(i), endPoints[i])
}
usbConfiguration = setup.wValueL
usbConfiguration = setup.WValueL
// Enable interrupt for CDC control messages from host (OUT packet)
setEPINTENSET(usb_CDC_ENDPOINT_ACM, sam.USB_DEVICE_EPINTENSET_TRCPT1)
@@ -501,7 +501,7 @@ func handleStandardSetup(setup usbSetup) bool {
setEPINTENSET(usb_HID_ENDPOINT_IN, sam.USB_DEVICE_EPINTENSET_TRCPT1)
}
sendZlp()
SendZlp()
return true
} else {
return false
@@ -509,13 +509,13 @@ func handleStandardSetup(setup usbSetup) bool {
case usb_GET_INTERFACE:
buff := []byte{usbSetInterface}
sendUSBPacket(0, buff, setup.wLength)
sendUSBPacket(0, buff, setup.WLength)
return true
case usb_SET_INTERFACE:
usbSetInterface = setup.wValueL
usbSetInterface = setup.WValueL
sendZlp()
SendZlp()
return true
default:
@@ -523,9 +523,9 @@ func handleStandardSetup(setup usbSetup) bool {
}
}
func cdcSetup(setup usbSetup) bool {
if setup.bmRequestType == usb_REQUEST_DEVICETOHOST_CLASS_INTERFACE {
if setup.bRequest == usb_CDC_GET_LINE_CODING {
func cdcSetup(setup USBSetup) bool {
if setup.BmRequestType == usb_REQUEST_DEVICETOHOST_CLASS_INTERFACE {
if setup.BRequest == usb_CDC_GET_LINE_CODING {
var b [cdcLineInfoSize]byte
b[0] = byte(usbLineInfo.dwDTERate)
b[1] = byte(usbLineInfo.dwDTERate >> 8)
@@ -535,13 +535,13 @@ func cdcSetup(setup usbSetup) bool {
b[5] = byte(usbLineInfo.bParityType)
b[6] = byte(usbLineInfo.bDataBits)
sendUSBPacket(0, b[:], setup.wLength)
sendUSBPacket(0, b[:], setup.WLength)
return true
}
}
if setup.bmRequestType == usb_REQUEST_HOSTTODEVICE_CLASS_INTERFACE {
if setup.bRequest == usb_CDC_SET_LINE_CODING {
if setup.BmRequestType == usb_REQUEST_HOSTTODEVICE_CLASS_INTERFACE {
if setup.BRequest == usb_CDC_SET_LINE_CODING {
b, err := receiveUSBControlPacket()
if err != nil {
return false
@@ -553,25 +553,25 @@ func cdcSetup(setup usbSetup) bool {
usbLineInfo.bDataBits = b[6]
}
if setup.bRequest == usb_CDC_SET_CONTROL_LINE_STATE {
usbLineInfo.lineState = setup.wValueL
if setup.BRequest == usb_CDC_SET_CONTROL_LINE_STATE {
usbLineInfo.lineState = setup.WValueL
}
if setup.bRequest == usb_CDC_SET_LINE_CODING || setup.bRequest == usb_CDC_SET_CONTROL_LINE_STATE {
if setup.BRequest == usb_CDC_SET_LINE_CODING || setup.BRequest == usb_CDC_SET_CONTROL_LINE_STATE {
// auto-reset into the bootloader
if usbLineInfo.dwDTERate == 1200 && usbLineInfo.lineState&usb_CDC_LINESTATE_DTR == 0 {
EnterBootloader()
} else {
// TODO: cancel any reset
}
sendZlp()
SendZlp()
}
if setup.bRequest == usb_CDC_SEND_BREAK {
if setup.BRequest == usb_CDC_SEND_BREAK {
// TODO: something with this value?
// breakValue = ((uint16_t)setup.wValueH << 8) | setup.wValueL;
// return false;
sendZlp()
SendZlp()
}
return true
}
@@ -678,7 +678,7 @@ func handleEndpoint(ep uint32) {
setEPSTATUSCLR(ep, sam.USB_DEVICE_EPSTATUSCLR_BK0RDY)
}
func sendZlp() {
func SendZlp() {
usbEndpointDescriptors[0].DeviceDescBank[1].PCKSIZE.ClearBits(usb_DEVICE_PCKSIZE_BYTE_COUNT_Mask << usb_DEVICE_PCKSIZE_BYTE_COUNT_Pos)
}