33 lines
997 B
C++
33 lines
997 B
C++
#include "xhci/endpoint.h"
|
|
|
|
#include <mammoth/util/debug.h>
|
|
|
|
#include "xhci/trb.h"
|
|
|
|
void Endpoint::Initialize(XhciEndpointContext* context,
|
|
glcr::UniquePtr<mmth::PortClient> client) {
|
|
enabled_ = true;
|
|
context_ = context;
|
|
client_ = glcr::Move(client);
|
|
|
|
trb_ring_ = glcr::MakeUnique<TrbRingWriter>();
|
|
recv_mem_ = mmth::OwnedMemoryRegion::ContiguousPhysical(0x1000, &recv_phys_);
|
|
|
|
context_->tr_dequeue_ptr = trb_ring_->PhysicalAddress() | 1;
|
|
|
|
context_->error_and_type = (0x3 << 1) | (0x7 << 3) | (0x8 << 16);
|
|
for (uint64_t i = 0; i < 10; i++) {
|
|
trb_ring_->EnqueueTrb(CreateNormalTrb(recv_phys_ + offset_, 8));
|
|
offset_ += 8;
|
|
}
|
|
}
|
|
|
|
void Endpoint::TransferComplete(uint64_t trb_phys) {
|
|
uint64_t phys_offset =
|
|
(trb_phys - trb_ring_->PhysicalAddress()) / sizeof(XhciTrb);
|
|
uint64_t data = *((uint64_t*)recv_mem_.vaddr() + phys_offset);
|
|
client_->Write(data);
|
|
trb_ring_->EnqueueTrb(CreateNormalTrb(recv_phys_ + offset_, 8));
|
|
offset_ += 8;
|
|
}
|