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[Voyageurs] Send GetDescriptor command to the device.

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This commit is contained in:
Drew Galbraith 2024-02-23 11:42:10 -08:00
parent 3d7e911045
commit b0b7e2faff
9 changed files with 192 additions and 6 deletions
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22
sys/voyageurs/xhci/device_slot.cpp
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@ -1,11 +1,15 @@
#include "xhci/device_slot.h"
#include <glacier/status/error.h>
#include <mammoth/util/debug.h>
#include "xhci/trb.h"
void DeviceSlot::EnableAndInitializeDataStructures(uint8_t slot_index,
uint64_t* output_context) {
void DeviceSlot::EnableAndInitializeDataStructures(
uint8_t slot_index, uint64_t* output_context, volatile uint32_t* doorbell) {
enabled_ = true;
slot_index_ = slot_index;
doorbell_ = doorbell;
context_memory_ =
mmth::OwnedMemoryRegion::ContiguousPhysical(0x1000, &context_phys_);
@ -45,3 +49,17 @@ XhciTrb DeviceSlot::CreateAddressDeviceCommand(uint8_t root_port,
uint8_t DeviceSlot::State() {
return device_context_->slot_context.address_and_state >> 27;
}
void DeviceSlot::TransferComplete(uint8_t endpoint_index, uint64_t trb_phys) {
if (endpoint_index != 1) {
crash("Transfer complete on non control endpoint", glcr::UNIMPLEMENTED);
}
if (!control_completion_sempahores_.Contains(trb_phys)) {
// Skip this if we don't have a semaphore for it (Setup and Transfer Trbs).
return;
}
control_completion_sempahores_.at(trb_phys)->Signal();
check(control_completion_sempahores_.Delete(trb_phys));
}