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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2026-present Eclipse ThreadX contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** USBX Component */
/** */
/** Host Simulator Controller Driver */
/** */
/**************************************************************************/
/**************************************************************************/
#define UX_SOURCE_CODE
/* Include necessary system files. */
#include "ux_api.h"
#include "ux_hcd_sim_host.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _ux_hcd_sim_host_entry PORTABLE C */
/* 6.1.10 */
/* AUTHOR */
/* */
/* Chaoqiong Xiao, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function dispatch the HCD function internally to the simulator */
/* controller driver. */
/* */
/* INPUT */
/* */
/* hcd Pointer to HCD */
/* function Function for driver to perform*/
/* parameter Pointer to parameter(s) */
/* */
/* OUTPUT */
/* */
/* Completion Status */
/* */
/* CALLS */
/* */
/* _ux_hcd_sim_host_asynch_queue_process Process asynch queue */
/* _ux_hcd_sim_host_asynch_schedule Schedule async work */
/* _ux_hcd_sim_host_asynchronous_endpoint_create Create async endpoint */
/* _ux_hcd_sim_host_asynchronous_endpoint_destroy Destroy async endpoint */
/* _ux_hcd_sim_host_endpoint_reset Reset endpoint */
/* _ux_hcd_sim_host_frame_number_get Get frame number */
/* _ux_hcd_sim_host_interrupt_endpoint_create Create endpoint */
/* _ux_hcd_sim_host_iso_queue_process Process iso queue */
/* _ux_hcd_sim_host_iso_schedule Schedule iso work */
/* _ux_hcd_sim_host_isochronous_endpoint_create Create iso endpoint */
/* _ux_hcd_sim_host_periodic_endpoint_destroy Destroy endpoint */
/* _ux_hcd_sim_host_periodic_schedule Schedule periodic */
/* _ux_hcd_sim_host_port_status_get Get port status */
/* _ux_hcd_sim_host_port_reset Reset port */
/* _ux_hcd_sim_host_request_transfer Request transfer */
/* _ux_hcd_sim_host_transfer_abort Abort transfer */
/* */
/* CALLED BY */
/* */
/* Host Stack */
/* */
/**************************************************************************/
UINT _ux_hcd_sim_host_entry(UX_HCD *hcd, UINT function, VOID *parameter)
{
UINT status = 0;
UX_HCD_SIM_HOST *hcd_sim_host;
/* Check the status of the controller. */
if (hcd -> ux_hcd_status == UX_UNUSED)
{
/* Error trap. */
_ux_system_error_handler(UX_SYSTEM_LEVEL_THREAD, UX_SYSTEM_CONTEXT_HCD, UX_CONTROLLER_UNKNOWN);
/* If trace is enabled, insert this event into the trace buffer. */
UX_TRACE_IN_LINE_INSERT(UX_TRACE_ERROR, UX_CONTROLLER_UNKNOWN, 0, 0, 0, UX_TRACE_ERRORS, 0, 0)
return(UX_CONTROLLER_UNKNOWN);
}
/* Get the pointer to the host simulator HCD. */
hcd_sim_host = (UX_HCD_SIM_HOST *) hcd -> ux_hcd_controller_hardware;
/* look at the function and route it. */
switch(function)
{
case UX_HCD_UNINITIALIZE:
status = _ux_hcd_sim_host_uninitialize(hcd_sim_host);
break;
case UX_HCD_DISABLE_CONTROLLER:
status = _ux_hcd_sim_host_controller_disable(hcd_sim_host);
break;
case UX_HCD_GET_PORT_STATUS:
status = _ux_hcd_sim_host_port_status_get(hcd_sim_host, (ULONG) (ALIGN_TYPE) parameter);
break;
case UX_HCD_ENABLE_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_DISABLE_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_POWER_ON_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_POWER_DOWN_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_SUSPEND_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_RESUME_PORT:
status = UX_SUCCESS;
break;
case UX_HCD_RESET_PORT:
status = _ux_hcd_sim_host_port_reset(hcd_sim_host, (ULONG) (ALIGN_TYPE) parameter);
break;
case UX_HCD_GET_FRAME_NUMBER:
status = _ux_hcd_sim_host_frame_number_get(hcd_sim_host, (ULONG *) parameter);
break;
case UX_HCD_SET_FRAME_NUMBER:
status = UX_SUCCESS;
break;
case UX_HCD_TRANSFER_REQUEST:
#if defined(UX_HOST_STANDALONE)
status = _ux_hcd_sim_host_transfer_run(hcd_sim_host, (UX_TRANSFER *) parameter);
#else
status = _ux_hcd_sim_host_request_transfer(hcd_sim_host, (UX_TRANSFER *) parameter);
#endif
break;
case UX_HCD_TRANSFER_ABORT:
status = _ux_hcd_sim_host_transfer_abort(hcd_sim_host, (UX_TRANSFER *) parameter);
break;
case UX_HCD_CREATE_ENDPOINT:
switch ((((UX_ENDPOINT*) parameter) -> ux_endpoint_descriptor.bmAttributes) & UX_MASK_ENDPOINT_TYPE)
{
case UX_CONTROL_ENDPOINT:
case UX_BULK_ENDPOINT:
status = _ux_hcd_sim_host_asynchronous_endpoint_create(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
case UX_INTERRUPT_ENDPOINT:
status = _ux_hcd_sim_host_interrupt_endpoint_create(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
case UX_ISOCHRONOUS_ENDPOINT:
status = _ux_hcd_sim_host_isochronous_endpoint_create(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
}
break;
case UX_HCD_DESTROY_ENDPOINT:
switch ((((UX_ENDPOINT*) parameter) -> ux_endpoint_descriptor.bmAttributes) & UX_MASK_ENDPOINT_TYPE)
{
case UX_CONTROL_ENDPOINT:
case UX_BULK_ENDPOINT:
status = _ux_hcd_sim_host_asynchronous_endpoint_destroy(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
case UX_INTERRUPT_ENDPOINT:
case UX_ISOCHRONOUS_ENDPOINT:
status = _ux_hcd_sim_host_periodic_endpoint_destroy(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
}
break;
case UX_HCD_RESET_ENDPOINT:
status = _ux_hcd_sim_host_endpoint_reset(hcd_sim_host, (UX_ENDPOINT*) parameter);
break;
case UX_HCD_PROCESS_DONE_QUEUE:
_ux_hcd_sim_host_iso_queue_process(hcd_sim_host);
_ux_hcd_sim_host_asynch_queue_process(hcd_sim_host);
_ux_hcd_sim_host_iso_schedule(hcd_sim_host);
_ux_hcd_sim_host_periodic_schedule(hcd_sim_host);
_ux_hcd_sim_host_asynch_schedule(hcd_sim_host);
status = UX_SUCCESS;
break;
default:
/* Error trap. */
_ux_system_error_handler(UX_SYSTEM_LEVEL_THREAD, UX_SYSTEM_CONTEXT_HCD, UX_FUNCTION_NOT_SUPPORTED);
/* If trace is enabled, insert this event into the trace buffer. */
UX_TRACE_IN_LINE_INSERT(UX_TRACE_ERROR, UX_FUNCTION_NOT_SUPPORTED, 0, 0, 0, UX_TRACE_ERRORS, 0, 0)
/* Unknown request, return an error. */
status = UX_FUNCTION_NOT_SUPPORTED;
}
/* Return completion status. */
return(status);
}
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