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rp usb: add stall implementation

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This commit is contained in:
Rob Pilling 2024-04-22 22:16:25 +01:00
parent 9cbbedef79
commit 94b38449bd
1 changed files with 30 additions and 4 deletions
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34
embassy-rp/src/usb.rs
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@ -412,12 +412,38 @@ impl<'d, T: Instance> driver::Bus for Bus<'d, T> {
.await
}
fn endpoint_set_stalled(&mut self, _ep_addr: EndpointAddress, _stalled: bool) {
todo!();
fn endpoint_set_stalled(&mut self, ep_addr: EndpointAddress, stalled: bool) {
let n = ep_addr.index();
if n == 0 {
T::regs().ep_stall_arm().modify(|w| {
if ep_addr.is_in() {
w.set_ep0_in(stalled);
} else {
w.set_ep0_out(stalled);
}
});
}
let ctrl = if ep_addr.is_in() {
T::dpram().ep_in_buffer_control(n)
} else {
T::dpram().ep_out_buffer_control(n)
};
ctrl.modify(|w| w.set_stall(stalled));
}
fn endpoint_is_stalled(&mut self, _ep_addr: EndpointAddress) -> bool {
todo!();
fn endpoint_is_stalled(&mut self, ep_addr: EndpointAddress) -> bool {
let n = ep_addr.index();
let ctrl = if ep_addr.is_in() {
T::dpram().ep_in_buffer_control(n)
} else {
T::dpram().ep_out_buffer_control(n)
};
ctrl.read().stall()
}
fn endpoint_set_enabled(&mut self, ep_addr: EndpointAddress, enabled: bool) {