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[embassy-usb-dfu] correct comment about composite devices

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This commit is contained in:
Gerhard de Clercq
2025-05-13 15:09:53 +02:00
parent f7c796e3cc
commit 46e25cbc5f
4 changed files with 14 additions and 16 deletions
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10
examples/boot/application/stm32wb-dfu/src/main.rs
View File

@@ -59,13 +59,11 @@ async fn main(_spawner: Spawner) {
// We add MSOS headers so that the device automatically gets assigned the WinUSB driver on Windows.
// Otherwise users need to do this manually using a tool like Zadig.
builder.msos_descriptor(msos::windows_version::WIN8_1, 2);
// In the case of non-composite devices, it seems that feature headers need to be on the device level.
// (As is implemented here)
//
// For composite devices however, they should be on the function level instead.
// (This is achieved by passing a GUID to the "usb_dfu" function)
// It seems these always need to be at added at the device level for this to work and for
// composite devices they also need to be added on the function level (as shown later).
//
builder.msos_descriptor(msos::windows_version::WIN8_1, 2);
builder.msos_feature(msos::CompatibleIdFeatureDescriptor::new("WINUSB", ""));
builder.msos_feature(msos::RegistryPropertyFeatureDescriptor::new(
"DeviceInterfaceGUIDs",

10
examples/boot/bootloader/stm32wb-dfu/src/main.rs
View File

@@ -67,13 +67,11 @@ fn main() -> ! {
// We add MSOS headers so that the device automatically gets assigned the WinUSB driver on Windows.
// Otherwise users need to do this manually using a tool like Zadig.
builder.msos_descriptor(msos::windows_version::WIN8_1, 2);
// In the case of non-composite devices, it seems that feature headers need to be on the device level.
// (As is implemented here)
//
// For composite devices however, they should be on the function level instead.
// (This is achieved by passing a GUID to the "usb_dfu" function)
// It seems these always need to be at added at the device level for this to work and for
// composite devices they also need to be added on the function level (as shown later).
//
builder.msos_descriptor(msos::windows_version::WIN8_1, 2);
builder.msos_feature(msos::CompatibleIdFeatureDescriptor::new("WINUSB", ""));
builder.msos_feature(msos::RegistryPropertyFeatureDescriptor::new(
"DeviceInterfaceGUIDs",