machine/atsamd21 and atsamd51: corrections needed to return valid UCB CDC device and string descriptors
Signed-off-by: Ron Evans <ron@hybridgroup.com>
Этот коммит содержится в:
родитель
0312f12696
коммит
c03e3616a2
2 изменённых файлов: 24 добавлений и 18 удалений
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@ -1801,7 +1801,7 @@ func sendDescriptor(setup usbSetup) {
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sendUSBPacket(0, dd.Bytes()[:8])
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} else {
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// complete descriptor requested so send entire packet
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dd := NewDeviceDescriptor(0x00, 0x00, 0x00, 64, usb_VID, usb_PID, 0x100, usb_IMANUFACTURER, usb_IPRODUCT, usb_ISERIAL, 1)
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dd := NewDeviceDescriptor(0x02, 0x00, 0x00, 64, usb_VID, usb_PID, 0x100, usb_IMANUFACTURER, usb_IPRODUCT, usb_ISERIAL, 1)
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sendUSBPacket(0, dd.Bytes())
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}
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return
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@ -1810,11 +1810,12 @@ func sendDescriptor(setup usbSetup) {
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switch setup.wValueL {
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case 0:
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b := make([]byte, 4)
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b[0] = byte(usb_STRING_LANGUAGE[0] >> 8)
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b[1] = byte(usb_STRING_LANGUAGE[0] & 0xff)
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b[2] = byte(usb_STRING_LANGUAGE[1] >> 8)
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b[3] = byte(usb_STRING_LANGUAGE[1] & 0xff)
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b[0] = 0x04
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b[1] = 0x03
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b[2] = 0x09
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b[3] = 0x04
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sendUSBPacket(0, b)
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return
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case usb_IPRODUCT:
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prod := []byte(usb_STRING_PRODUCT)
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@ -1823,11 +1824,12 @@ func sendDescriptor(setup usbSetup) {
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b[1] = 0x03
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for i, val := range prod {
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b[i*2] = 0
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b[i*2+1] = val
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b[i*2+2] = val
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b[i*2+3] = 0
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}
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sendUSBPacket(0, b)
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return
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case usb_IMANUFACTURER:
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prod := []byte(usb_STRING_MANUFACTURER)
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@ -1836,11 +1838,12 @@ func sendDescriptor(setup usbSetup) {
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b[1] = 0x03
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for i, val := range prod {
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b[i*2] = 0
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b[i*2+1] = val
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b[i*2+2] = val
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b[i*2+3] = 0
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}
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sendUSBPacket(0, b)
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return
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case usb_ISERIAL:
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// TODO: allow returning a product serial number
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@ -1972,7 +1972,7 @@ func sendDescriptor(setup usbSetup) {
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sendUSBPacket(0, dd.Bytes()[:8])
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} else {
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// complete descriptor requested so send entire packet
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dd := NewDeviceDescriptor(0x00, 0x00, 0x00, 64, usb_VID, usb_PID, 0x100, usb_IMANUFACTURER, usb_IPRODUCT, usb_ISERIAL, 1)
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dd := NewDeviceDescriptor(0x02, 0x00, 0x00, 64, usb_VID, usb_PID, 0x100, usb_IMANUFACTURER, usb_IPRODUCT, usb_ISERIAL, 1)
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sendUSBPacket(0, dd.Bytes())
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}
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return
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@ -1981,11 +1981,12 @@ func sendDescriptor(setup usbSetup) {
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switch setup.wValueL {
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case 0:
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b := make([]byte, 4)
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b[0] = byte(usb_STRING_LANGUAGE[0] >> 8)
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b[1] = byte(usb_STRING_LANGUAGE[0] & 0xff)
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b[2] = byte(usb_STRING_LANGUAGE[1] >> 8)
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b[3] = byte(usb_STRING_LANGUAGE[1] & 0xff)
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b[0] = 0x04
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b[1] = 0x03
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b[2] = 0x09
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b[3] = 0x04
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sendUSBPacket(0, b)
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return
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case usb_IPRODUCT:
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prod := []byte(usb_STRING_PRODUCT)
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@ -1994,11 +1995,12 @@ func sendDescriptor(setup usbSetup) {
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b[1] = 0x03
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for i, val := range prod {
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b[i*2] = 0
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b[i*2+1] = val
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b[i*2+2] = val
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b[i*2+3] = 0
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}
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sendUSBPacket(0, b)
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return
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case usb_IMANUFACTURER:
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prod := []byte(usb_STRING_MANUFACTURER)
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@ -2007,11 +2009,12 @@ func sendDescriptor(setup usbSetup) {
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b[1] = 0x03
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for i, val := range prod {
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b[i*2] = 0
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b[i*2+1] = val
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b[i*2+2] = val
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b[i*2+3] = 0
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}
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sendUSBPacket(0, b)
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return
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case usb_ISERIAL:
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// TODO: allow returning a product serial number
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