catch up with pio lib
This commit is contained in:
hathach
234
src/portable/raspberrypi/pio_usb/dcd_pio_usb.c
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234
src/portable/raspberrypi/pio_usb/dcd_pio_usb.c
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018, hathach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#include "tusb_option.h"
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#if CFG_TUD_ENABLED && (CFG_TUSB_MCU == OPT_MCU_RP2040) && CFG_TUD_RPI_PIO_USB
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#include "pico.h"
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#include "hardware/pio.h"
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#include "pio_usb.h"
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#include "device/dcd.h"
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//--------------------------------------------------------------------+
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// MACRO TYPEDEF CONSTANT ENUM DECLARATION
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//--------------------------------------------------------------------+
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#define RHPORT_OFFSET 1
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#define RHPORT_PIO(_x) ((_x)-RHPORT_OFFSET)
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static uint8_t new_addr = 0;
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//------------- -------------//
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static usb_device_t *usb_device = NULL;
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static usb_descriptor_buffers_t desc;
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/*------------------------------------------------------------------*/
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/* Device API
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*------------------------------------------------------------------*/
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// Initialize controller to device mode
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void dcd_init (uint8_t rhport)
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{
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(void) rhport;
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static pio_usb_configuration_t config = PIO_USB_DEFAULT_CONFIG;
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usb_device = pio_usb_device_init(&config, &desc);
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}
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// Enable device interrupt
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void dcd_int_enable (uint8_t rhport)
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{
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(void) rhport;
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}
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// Disable device interrupt
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void dcd_int_disable (uint8_t rhport)
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{
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(void) rhport;
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}
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// Receive Set Address request, mcu port must also include status IN response
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void dcd_set_address (uint8_t rhport, uint8_t dev_addr)
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{
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// store addr, will update crc5 lut when status is complete
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new_addr = dev_addr;
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dcd_edpt_xfer(rhport, 0x80, NULL, 0);
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}
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// Wake up host
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void dcd_remote_wakeup (uint8_t rhport)
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{
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(void) rhport;
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}
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// Connect by enabling internal pull-up resistor on D+/D-
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void dcd_connect(uint8_t rhport)
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{
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(void) rhport;
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}
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// Disconnect by disabling internal pull-up resistor on D+/D-
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void dcd_disconnect(uint8_t rhport)
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{
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(void) rhport;
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}
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//--------------------------------------------------------------------+
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// Endpoint API
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//--------------------------------------------------------------------+
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// Configure endpoint's registers according to descriptor
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bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * ep_desc)
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{
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(void) rhport;
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(void) ep_desc;
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return false;
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}
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void dcd_edpt_close_all (uint8_t rhport)
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{
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(void) rhport;
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}
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// Submit a transfer, When complete dcd_event_xfer_complete() is invoked to notify the stack
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bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes)
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{
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uint8_t pio_rhport = RHPORT_PIO(rhport);
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return pio_usb_device_endpoint_transfer(pio_rhport, ep_addr, buffer, total_bytes);
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}
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// Submit a transfer where is managed by FIFO, When complete dcd_event_xfer_complete() is invoked to notify the stack - optional, however, must be listed in usbd.c
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bool dcd_edpt_xfer_fifo (uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
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{
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(void) rhport;
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(void) ep_addr;
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(void) ff;
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(void) total_bytes;
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return false;
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}
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// Stall endpoint
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void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
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{
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(void) rhport;
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(void) ep_addr;
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}
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// clear stall, data toggle is also reset to DATA0
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void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr)
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{
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(void) rhport;
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(void) ep_addr;
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}
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//--------------------------------------------------------------------+
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//
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//--------------------------------------------------------------------+
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extern void update_ep0_crc5_lut(uint8_t addr);
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static void __no_inline_not_in_flash_func(handle_endpoint_irq)(pio_hw_root_port_t* port, uint32_t flag)
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{
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volatile uint32_t* ep_reg;
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xfer_result_t result;
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if ( flag == PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
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{
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ep_reg = &port->ep_complete;
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result = XFER_RESULT_SUCCESS;
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}
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else if ( flag == PIO_USB_INTS_ENDPOINT_ERROR_BITS )
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{
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ep_reg = &port->ep_error;
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result = XFER_RESULT_FAILED;
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}
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else if ( flag == PIO_USB_INTS_ENDPOINT_STALLED_BITS )
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{
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ep_reg = &port->ep_stalled;
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result = XFER_RESULT_STALLED;
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}
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else
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{
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// something wrong
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return;
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}
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const uint32_t ep_all = *ep_reg;
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for(uint8_t ep_idx = 0; ep_idx < PIO_USB_EP_POOL_CNT; ep_idx++)
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{
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uint32_t const mask = (1u << ep_idx);
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if (ep_all & mask)
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{
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pio_hw_endpoint_t* ep = PIO_USB_HW_EP(ep_idx);
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uint8_t const tu_rhport = port - PIO_USB_HW_RPORT(0) + 1;
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// address is changed, update crc5 lut
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if (new_addr && ep->ep_num == 0x80 && ep->actual_len == 0)
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{
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update_ep0_crc5_lut(new_addr);
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new_addr = 0;
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}
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dcd_event_xfer_complete(tu_rhport, ep->ep_num, ep->actual_len, result, true);
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}
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}
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// clear all
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(*ep_reg) &= ~ep_all;
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}
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// IRQ Handler
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void __no_inline_not_in_flash_func(pio_usb_device_irq_handler)(uint8_t root_id)
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{
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uint8_t const tu_rhport = root_id + 1;
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pio_hw_root_port_t* port = PIO_USB_HW_RPORT(root_id);
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uint32_t const ints = port->ints;
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if (ints & PIO_USB_INTS_RESET_END_BITS)
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{
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new_addr = 0;
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dcd_event_bus_reset(tu_rhport, TUSB_SPEED_FULL, true);
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}
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if (ints & PIO_USB_INTS_SETUP_REQ_BITS)
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{
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dcd_event_setup_received(tu_rhport, port->setup_packet, true);
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}
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if ( ints & PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
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{
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handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_COMPLETE_BITS);
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}
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// clear all
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port->ints &= ~ints;
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}
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#endif
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@@ -116,19 +116,19 @@ bool hcd_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const
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bool const need_pre = (dev_tree.hub_addr && dev_tree.speed == TUSB_SPEED_LOW);
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rhport = RHPORT_PIO(rhport);
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return pio_usb_endpoint_open(rhport, dev_addr, (uint8_t const*) desc_ep, need_pre);
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return pio_usb_host_endpoint_open(rhport, dev_addr, (uint8_t const*) desc_ep, need_pre);
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}
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bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_t buflen)
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{
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rhport = RHPORT_PIO(rhport);
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return pio_usb_endpoint_transfer(rhport, dev_addr, ep_addr, buffer, buflen);
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return pio_usb_host_endpoint_transfer(rhport, dev_addr, ep_addr, buffer, buflen);
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}
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bool hcd_setup_send(uint8_t rhport, uint8_t dev_addr, uint8_t const setup_packet[8])
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{
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rhport = RHPORT_PIO(rhport);
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return pio_usb_endpoint_send_setup(rhport, dev_addr, setup_packet);
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return pio_usb_host_send_setup(rhport, dev_addr, setup_packet);
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}
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//bool hcd_edpt_busy(uint8_t dev_addr, uint8_t ep_addr)
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@@ -153,7 +153,7 @@ bool hcd_edpt_clear_stall(uint8_t dev_addr, uint8_t ep_addr)
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return true;
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}
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void __no_inline_not_in_flash_func(handle_endpoint_irq)(pio_hw_root_port_t* port, uint32_t flag)
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static void __no_inline_not_in_flash_func(handle_endpoint_irq)(pio_hw_root_port_t* port, uint32_t flag)
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{
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volatile uint32_t* ep_reg;
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xfer_result_t result;
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@@ -200,37 +200,35 @@ void __no_inline_not_in_flash_func(handle_endpoint_irq)(pio_hw_root_port_t* port
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void __no_inline_not_in_flash_func(pio_usb_host_irq_handler)(uint8_t root_id)
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{
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pio_hw_root_port_t* port = PIO_USB_HW_RPORT(root_id);
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uint32_t const ints = port->ints;
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if ( port->ints & PIO_USB_INTS_CONNECT_BITS )
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if ( ints & PIO_USB_INTS_CONNECT_BITS )
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{
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port->ints &= ~PIO_USB_INTS_CONNECT_BITS;
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hcd_event_device_attach(root_id+1, true);
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}
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if ( port->ints & PIO_USB_INTS_DISCONNECT_BITS )
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if ( ints & PIO_USB_INTS_DISCONNECT_BITS )
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{
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port->ints &= ~PIO_USB_INTS_DISCONNECT_BITS;
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hcd_event_device_remove(root_id+1, true);
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}
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if ( port->ints & PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
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if ( ints & PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
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{
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port->ints &= ~PIO_USB_INTS_ENDPOINT_COMPLETE_BITS;
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handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_COMPLETE_BITS);
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}
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if ( port->ints & PIO_USB_INTS_ENDPOINT_ERROR_BITS )
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if ( ints & PIO_USB_INTS_ENDPOINT_ERROR_BITS )
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{
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port->ints &= ~PIO_USB_INTS_ENDPOINT_ERROR_BITS;
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handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_ERROR_BITS);
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}
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if ( port->ints & PIO_USB_INTS_ENDPOINT_STALLED_BITS )
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if ( ints & PIO_USB_INTS_ENDPOINT_STALLED_BITS )
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{
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port->ints &= ~PIO_USB_INTS_ENDPOINT_STALLED_BITS;
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handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_STALLED_BITS);
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}
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// clear all
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port->ints &= ~ints;
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}
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#endif
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