rename pio to pio_usb
This commit is contained in:
hathach
274
src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
Normal file
274
src/portable/raspberrypi/pio_usb/hcd_pio_usb.c
Normal file
@@ -0,0 +1,274 @@
|
||||
/*
|
||||
* The MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2021 Ha Thach (tinyusb.org)
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*
|
||||
* This file is part of the TinyUSB stack.
|
||||
*/
|
||||
|
||||
#include "tusb_option.h"
|
||||
|
||||
#if CFG_TUH_ENABLED && (CFG_TUSB_MCU == OPT_MCU_RP2040) && CFG_TUH_RPI_PIO_USB
|
||||
|
||||
#include "pico.h"
|
||||
#include "hardware/pio.h"
|
||||
#include "pio_usb.h"
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// INCLUDE
|
||||
//--------------------------------------------------------------------+
|
||||
#include "osal/osal.h"
|
||||
|
||||
#include "host/hcd.h"
|
||||
#include "host/usbh.h"
|
||||
|
||||
#define RHPORT_OFFSET 1
|
||||
#define RHPORT_PIO(_x) ((_x)-RHPORT_OFFSET)
|
||||
|
||||
|
||||
static usb_device_t *_test_usb_device = NULL;
|
||||
static pio_usb_configuration_t pio_host_config = PIO_USB_DEFAULT_CONFIG;
|
||||
|
||||
extern root_port_t root_port[PIO_USB_ROOT_PORT_CNT];
|
||||
extern usb_device_t usb_device[PIO_USB_DEVICE_CNT];
|
||||
extern pio_port_t pio_port[1];
|
||||
extern root_port_t root_port[PIO_USB_ROOT_PORT_CNT];
|
||||
extern endpoint_t ep_pool[PIO_USB_EP_POOL_CNT];
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// HCD API
|
||||
//--------------------------------------------------------------------+
|
||||
bool hcd_init(uint8_t rhport)
|
||||
{
|
||||
// To run USB SOF interrupt in core1, create alarm pool in core1.
|
||||
pio_host_config.alarm_pool = (void*)alarm_pool_create(2, 1);
|
||||
_test_usb_device = pio_usb_host_init(&pio_host_config);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void hcd_port_reset(uint8_t rhport)
|
||||
{
|
||||
rhport = RHPORT_PIO(rhport);
|
||||
|
||||
pio_port_t *pp = &pio_port[0];
|
||||
root_port_t *root = &root_port[rhport];
|
||||
|
||||
pio_usb_port_reset_start(root, pp);
|
||||
}
|
||||
|
||||
void hcd_port_reset_end(uint8_t rhport)
|
||||
{
|
||||
rhport = RHPORT_PIO(rhport);
|
||||
|
||||
pio_port_t *pp = &pio_port[0];
|
||||
root_port_t *root = &root_port[rhport];
|
||||
|
||||
pio_usb_port_reset_end(root, pp);
|
||||
|
||||
busy_wait_us(100);
|
||||
|
||||
// TODO slow speed
|
||||
bool fullspeed_flag = true;
|
||||
|
||||
if (fullspeed_flag && get_port_pin_status(root) == PORT_PIN_FS_IDLE) {
|
||||
root->root_device = &usb_device[0];
|
||||
if (!root->root_device->connected) {
|
||||
// configure_fullspeed_host(pp, &pio_host_config, root);
|
||||
root->root_device->is_fullspeed = true;
|
||||
root->root_device->is_root = true;
|
||||
root->root_device->connected = true;
|
||||
root->root_device->root = root;
|
||||
root->root_device->event = EVENT_CONNECT;
|
||||
}
|
||||
} else if (!fullspeed_flag && get_port_pin_status(root) == PORT_PIN_LS_IDLE) {
|
||||
root->root_device = &usb_device[0];
|
||||
if (!root->root_device->connected) {
|
||||
// configure_lowspeed_host(pp, &pio_host_config, root);
|
||||
root->root_device->is_fullspeed = false;
|
||||
root->root_device->is_root = true;
|
||||
root->root_device->connected = true;
|
||||
root->root_device->root = root;
|
||||
root->root_device->event = EVENT_CONNECT;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool hcd_port_connect_status(uint8_t rhport)
|
||||
{
|
||||
root_port_t* port = &root_port[0];
|
||||
bool dp = gpio_get(port->pin_dp);
|
||||
bool dm = gpio_get(port->pin_dm);
|
||||
return dp || dm;
|
||||
}
|
||||
|
||||
tusb_speed_t hcd_port_speed_get(uint8_t rhport)
|
||||
{
|
||||
// TODO determine link speed
|
||||
return TUSB_SPEED_FULL;
|
||||
}
|
||||
|
||||
// Close all opened endpoint belong to this device
|
||||
void hcd_device_close(uint8_t rhport, uint8_t dev_addr)
|
||||
{
|
||||
}
|
||||
|
||||
uint32_t hcd_frame_number(uint8_t rhport)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
void hcd_int_enable(uint8_t rhport)
|
||||
{
|
||||
}
|
||||
|
||||
void hcd_int_disable(uint8_t rhport)
|
||||
{
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Endpoint API
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
bool hcd_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * desc_ep)
|
||||
{
|
||||
rhport = RHPORT_PIO(rhport);
|
||||
|
||||
usb_device_t *device = &usb_device[0];
|
||||
|
||||
return pio_usb_endpoint_open(rhport, dev_addr, (uint8_t const*) desc_ep);
|
||||
}
|
||||
|
||||
bool hcd_edpt_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_t buflen)
|
||||
{
|
||||
rhport = RHPORT_PIO(rhport);
|
||||
return pio_usb_endpoint_transfer(rhport, dev_addr, ep_addr, buffer, buflen);
|
||||
}
|
||||
|
||||
bool hcd_setup_send(uint8_t rhport, uint8_t dev_addr, uint8_t const setup_packet[8])
|
||||
{
|
||||
rhport = RHPORT_PIO(rhport);
|
||||
return pio_usb_endpoint_send_setup(rhport, dev_addr, setup_packet);
|
||||
}
|
||||
|
||||
//bool hcd_edpt_busy(uint8_t dev_addr, uint8_t ep_addr)
|
||||
//{
|
||||
// // EPX is shared, so multiple device addresses and endpoint addresses share that
|
||||
// // so if any transfer is active on epx, we are busy. Interrupt endpoints have their own
|
||||
// // EPX so ep->active will only be busy if there is a pending transfer on that interrupt endpoint
|
||||
// // on that device
|
||||
// pico_trace("hcd_edpt_busy dev addr %d ep_addr 0x%x\n", dev_addr, ep_addr);
|
||||
// struct hw_endpoint *ep = get_dev_ep(dev_addr, ep_addr);
|
||||
// assert(ep);
|
||||
// bool busy = ep->active;
|
||||
// pico_trace("busy == %d\n", busy);
|
||||
// return busy;
|
||||
//}
|
||||
|
||||
bool hcd_edpt_clear_stall(uint8_t dev_addr, uint8_t ep_addr)
|
||||
{
|
||||
(void) dev_addr;
|
||||
(void) ep_addr;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void __no_inline_not_in_flash_func(handle_endpoint_irq)(root_port_t* port, uint32_t flag)
|
||||
{
|
||||
volatile uint32_t* ep_reg;
|
||||
xfer_result_t result;
|
||||
|
||||
if ( flag == PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
|
||||
{
|
||||
ep_reg = &port->ep_complete;
|
||||
result = XFER_RESULT_SUCCESS;
|
||||
}
|
||||
else if ( flag == PIO_USB_INTS_ENDPOINT_ERROR_BITS )
|
||||
{
|
||||
ep_reg = &port->ep_error;
|
||||
result = XFER_RESULT_FAILED;
|
||||
}
|
||||
else if ( flag == PIO_USB_INTS_ENDPOINT_STALLED_BITS )
|
||||
{
|
||||
ep_reg = &port->ep_stalled;
|
||||
result = XFER_RESULT_STALLED;
|
||||
}
|
||||
else
|
||||
{
|
||||
// something wrong
|
||||
return;
|
||||
}
|
||||
|
||||
const uint32_t ep_all = *ep_reg;
|
||||
|
||||
for(uint8_t ep_idx = 0; ep_idx < PIO_USB_EP_POOL_CNT; ep_idx++)
|
||||
{
|
||||
uint32_t const mask = (1u << ep_idx);
|
||||
|
||||
if (ep_all & mask)
|
||||
{
|
||||
endpoint_t* ep = PIO_USB_EP(ep_idx);
|
||||
hcd_event_xfer_complete(ep->dev_addr, ep->ep_num, ep->actual_len, result, true);
|
||||
}
|
||||
}
|
||||
|
||||
// clear all
|
||||
(*ep_reg) &= ~ep_all;
|
||||
}
|
||||
|
||||
// IRQ Handler
|
||||
void __no_inline_not_in_flash_func(pio_usb_host_irq_handler)(uint8_t root_id)
|
||||
{
|
||||
root_port_t* port = PIO_USB(root_id);
|
||||
|
||||
if ( port->ints & PIO_USB_INTS_CONNECT_BITS )
|
||||
{
|
||||
port->ints &= ~PIO_USB_INTS_CONNECT_BITS;
|
||||
|
||||
hcd_event_device_attach(root_id+1, true);
|
||||
}
|
||||
|
||||
if ( port->ints & PIO_USB_INTS_DISCONNECT_BITS )
|
||||
{
|
||||
port->ints &= ~PIO_USB_INTS_DISCONNECT_BITS;
|
||||
hcd_event_device_remove(root_id+1, true);
|
||||
}
|
||||
|
||||
if ( port->ints & PIO_USB_INTS_ENDPOINT_COMPLETE_BITS )
|
||||
{
|
||||
port->ints &= ~PIO_USB_INTS_ENDPOINT_COMPLETE_BITS;
|
||||
handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_COMPLETE_BITS);
|
||||
}
|
||||
|
||||
if ( port->ints & PIO_USB_INTS_ENDPOINT_ERROR_BITS )
|
||||
{
|
||||
port->ints &= ~PIO_USB_INTS_ENDPOINT_ERROR_BITS;
|
||||
handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_ERROR_BITS);
|
||||
}
|
||||
|
||||
if ( port->ints & PIO_USB_INTS_ENDPOINT_STALLED_BITS )
|
||||
{
|
||||
port->ints &= ~PIO_USB_INTS_ENDPOINT_STALLED_BITS;
|
||||
handle_endpoint_irq(port, PIO_USB_INTS_ENDPOINT_STALLED_BITS);
|
||||
}
|
||||
}
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user