2020-04-30 11:14:16 +00:00
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/*
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* USB Device driver for Tegra X1
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*
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* Copyright (c) 2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _USB_H_
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#define _USB_H_
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#include "../utils/types.h"
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#define USB_TD_BUFFER_PAGE_SIZE 0x1000
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#define USB_TD_BUFFER_MAX_SIZE (USB_TD_BUFFER_PAGE_SIZE * 4)
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//#define USB_HW_BUFFER_5_PAGES 0x5000
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#define USB_EP_BUFFER_1_TD (USB_TD_BUFFER_MAX_SIZE)
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#define USB_EP_BUFFER_2_TD (USB_TD_BUFFER_MAX_SIZE * 2)
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#define USB_EP_BUFFER_4_TD (USB_TD_BUFFER_MAX_SIZE * 4)
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#define USB_EP_BUFFER_MAX_SIZE (USB_EP_BUFFER_4_TD)
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typedef struct _usb_ctxt_t
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{
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u32 type;
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u32 partition;
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u32 offset;
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u32 sectors;
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u32 ro;
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void (*system_maintenance)(bool);
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void *label;
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void (*set_text)(void *, const char *);
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} usb_ctxt_t;
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typedef enum _usb_hid_type
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{
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USB_HID_GAMEPAD,
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USB_HID_TOUCHPAD
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} usb_hid_type;
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typedef enum _usb_gadget_type
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{
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USB_GADGET_UMS,
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USB_GADGET_HID_GAMEPAD,
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USB_GADGET_HID_TOUCHPAD
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} usb_gadget_type;
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typedef enum
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{
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USB_EP_CTRL_OUT = 0, // EP0.
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USB_EP_CTRL_IN = 1, // EP0.
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USB_EP_BULK_OUT = 2, // EP1.
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USB_EP_BULK_IN = 3, // EP1.
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USB_EP_ALL = 0xFFFFFFFF
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} usb_ep_t;
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int usbd_flush_endpoint(u32 ep);
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void usbd_set_ep_stall(u32 endpoint, int ep_stall);
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int usbd_get_max_pkt_length(int endpoint);
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int usbd_handle_ep0_pending_control_transfer();
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void usbd_end(bool reset_ep, bool only_controller);
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int usb_device_init();
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int usb_device_ep0_initialize(usb_gadget_type type);
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int usb_device_read_ep1_out(u8 *buf, u32 len, u32 *bytes_read, bool sync);
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int usb_device_read_ep1_out_big_reads(u8 *buf, u32 len, u32 *bytes_read);
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int usb_device_ep1_out_reading_finish(u32 *pending_bytes);
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int usb_device_write_ep1_in(u8 *buf, u32 len, u32 *bytes_written, bool sync);
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int usb_device_ep1_in_writing_finish(u32 *pending_bytes);
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bool usb_device_get_suspended();
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2020-04-30 11:14:58 +00:00
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int usb_device_gadget_ums(usb_ctxt_t *usbs);
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2020-04-30 11:15:26 +00:00
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int usb_device_gadget_hid(usb_ctxt_t *usbs);
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2020-04-30 11:14:16 +00:00
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bool usb_device_get_max_lun(u8 max_lun);
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bool usb_device_get_hid_report();
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u32 usb_device_get_port_status();
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#endif
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