mirror of
https://github.com/CTCaer/hekate
synced 2024-09-07 08:39:00 +00:00
1668 lines
45 KiB
C
1668 lines
45 KiB
C
/*
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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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#include <string.h>
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#include <stdlib.h>
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#include <usb/usbd.h>
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#include <usb/usb_descriptors.h>
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#include <usb/usb_t210.h>
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#include <gfx_utils.h>
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#include <soc/bpmp.h>
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#include <soc/clock.h>
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#include <soc/fuse.h>
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#include <soc/gpio.h>
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#include <soc/pinmux.h>
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#include <soc/pmc.h>
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#include <soc/t210.h>
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#include <utils/btn.h>
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#include <utils/util.h>
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#include <memory_map.h>
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typedef enum
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{
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USB_HW_EP0 = 0,
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USB_HW_EP1 = 1
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} usb_hw_ep_t;
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typedef enum
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{
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USB_EP_ADDR_CTRL_OUT = 0x00,
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USB_EP_ADDR_CTRL_IN = 0x80,
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USB_EP_ADDR_BULK_OUT = 0x01,
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USB_EP_ADDR_BULK_IN = 0x81,
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} usb_ep_addr_t;
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typedef enum
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{
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USB_EP_CFG_RESET = 0,
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USB_EP_CFG_STALL = 1
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} usb_ep_cfg_t;
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typedef enum
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{
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USB_EP_STATUS_IDLE = 0,
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USB_EP_STATUS_ACTIVE = 1,
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USB_EP_STATUS_ERROR = 2,
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USB_EP_STATUS_NO_CONFIG = 3,
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USB_EP_STATUS_STALLED = 4,
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USB_EP_STATUS_DISABLED = 5
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} usb_ep_status_t;
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typedef enum {
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USB_SETUP_RECIPIENT_DEVICE = 0,
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USB_SETUP_RECIPIENT_INTERFACE = 1,
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USB_SETUP_RECIPIENT_ENDPOINT = 2,
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USB_SETUP_RECIPIENT_OTHER = 3,
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USB_SETUP_TYPE_STANDARD = 0x00,
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USB_SETUP_TYPE_CLASS = 0x20,
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USB_SETUP_TYPE_VENDOR = 0x40,
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USB_SETUP_TYPE_RESERVED = 0x60,
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USB_SETUP_HOST_TO_DEVICE = 0x00,
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USB_SETUP_DEVICE_TO_HOST = 0x80,
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} usb_setup_req_type_t;
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typedef enum {
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USB_REQUEST_GET_STATUS = 0,
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USB_REQUEST_CLEAR_FEATURE = 1,
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USB_REQUEST_SET_FEATURE = 3,
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USB_REQUEST_SET_ADDRESS = 5,
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USB_REQUEST_GET_DESCRIPTOR = 6,
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USB_REQUEST_SET_DESCRIPTOR = 7,
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USB_REQUEST_GET_CONFIGURATION = 8,
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USB_REQUEST_SET_CONFIGURATION = 9,
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USB_REQUEST_GET_INTERFACE = 10,
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USB_REQUEST_SET_INTERFACE = 11,
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USB_REQUEST_SYNCH_FRAME = 12,
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USB_REQUEST_GET_MS_DESCRIPTOR = 0x99,
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USB_REQUEST_BULK_GET_MAX_LUN = 0xFE,
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USB_REQUEST_BULK_RESET = 0xFF
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} usb_standard_req_t;
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typedef enum {
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USB_FEATURE_ENDPOINT_HALT = 0,
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USB_FEATURE_DEVICE_REMOTE_WAKEUP = 1,
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USB_FEATURE_TEST_MODE = 2,
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} usb_get_status_req_t;
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typedef enum {
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USB_STATUS_EP_OK = 0,
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USB_STATUS_EP_HALTED = 1,
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USB_STATUS_DEV_SELF_POWERED = 1,
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USB_STATUS_DEV_REMOTE_WAKE = 2,
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} usb_set_clear_feature_req_t;
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typedef enum {
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USB_XFER_DIR_OUT = 0,
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USB_XFER_DIR_IN = 1,
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} usb_xfer_dir_t;
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typedef enum {
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USB_SPEED_LOW = 0,
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USB_SPEED_FULL = 1,
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USB_SPEED_HIGH = 2,
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USB_SPEED_SUPER = 3,
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} usb_speed_t;
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typedef enum {
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USB_XFER_TYPE_CONTROL = 0,
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USB_XFER_TYPE_ISOCHRONOUS = 1,
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USB_XFER_TYPE_BULK = 2,
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USB_XFER_TYPE_INTERRUPT = 3,
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} usb_xfer_type_t;
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typedef struct _dTD_t
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{
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vu32 next_dTD;
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vu32 info;
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vu32 pages[5];
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vu32 reserved;
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} dTD_t;
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typedef struct _dQH_t
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{
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vu32 ep_capabilities;
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vu32 curr_dTD_ptr;
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vu32 next_dTD_ptr;
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vu32 token;
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vu32 buffers[5]; // hmmm.
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vu32 reserved;
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vu32 setup[2];
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vu32 gap[4];
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} dQH_t;
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typedef struct _usbd_t
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{
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volatile dTD_t dtds[4 * 4]; // 4 dTD per endpoint.
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volatile dQH_t *qhs;
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int ep_configured[4];
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int ep_bytes_requested[4];
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} usbd_t;
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typedef struct _usb_ctrl_setup_t
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{
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u8 bmRequestType;
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u8 bRequest;
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u16 wValue;
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u16 wIndex;
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u16 wLength;
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} usb_ctrl_setup_t;
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typedef struct _usbd_controller_t
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{
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u32 port_speed;
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t210_usb2d_t *regs;
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usb_ctrl_setup_t control_setup;
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usb_desc_t *desc;
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usb_gadget_type type;
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u8 configuration_set;
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u8 usb_phy_ready;
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u8 configuration;
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u8 interface;
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u8 max_lun;
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u8 max_lun_set;
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u8 bulk_reset_req;
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u8 hid_report_sent;
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bool charger_detect;
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} usbd_controller_t;
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u8 usb_serial_string_descriptor[26] =
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{
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26, 0x03,
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'C', 0x00, '7', 0x00, 'C', 0x00, '0', 0x00,
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'9', 0x00, '2', 0x00, '4', 0x00, '2', 0x00, 'F', 0x00, '7', 0x00, '0', 0x00, '3', 0x00
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};
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u8 usb_lang_id_string_descriptor[] =
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{
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4, 3,
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0x09, 0x04
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};
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usbd_t *usbdaemon;
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usbd_controller_t *usbd_otg;
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usbd_controller_t usbd_usb_otg_controller_ctxt;
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bool usb_init_done = false;
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u8 *usb_ep0_ctrl_buf = (u8 *)USB_EP_CONTROL_BUF_ADDR;
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static int _usbd_reset_usb_otg_phy_device_mode()
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{
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usbd_otg->usb_phy_ready = 0;
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// Clear UTMIP reset.
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USB(USB1_IF_USB_SUSP_CTRL) &= ~SUSP_CTRL_UTMIP_RESET;
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// Wait for PHY clock to get validated.
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u32 retries = 100000; // 200ms timeout.
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while (!(USB(USB1_IF_USB_SUSP_CTRL) & SUSP_CTRL_USB_PHY_CLK_VALID))
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{
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retries--;
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if (!retries)
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return 1;
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usleep(1);
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}
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usbd_otg->usb_phy_ready = 1;
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// Clear all device addresses, enabled setup requests and transmit events.
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usbd_otg->regs->periodiclistbase = 0;
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usbd_otg->regs->endptsetupstat = usbd_otg->regs->endptsetupstat;
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usbd_otg->regs->endptcomplete = usbd_otg->regs->endptcomplete;
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// Stop device controller.
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usbd_otg->regs->usbcmd &= ~USB2D_USBCMD_RUN;
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// Set controller mode to idle.
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usbd_otg->regs->usbmode &= ~USB2D_USBMODE_CM_MASK;
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// Reset the controller.
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usbd_otg->regs->usbcmd |= USB2D_USBCMD_RESET;
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// Wait for the reset to complete.
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retries = 100000; // 200ms timeout.
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while (usbd_otg->regs->usbcmd & USB2D_USBCMD_RESET)
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{
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retries--;
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if (!retries)
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return 2;
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usleep(1);
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}
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// Wait for PHY clock to get validated after reset.
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retries = 100000; // 200ms timeout.
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while (!(USB(USB1_IF_USB_SUSP_CTRL) & SUSP_CTRL_USB_PHY_CLK_VALID))
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{
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retries--;
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if (!retries)
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return 3;
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usleep(1);
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}
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// Set controller to Device mode.
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usbd_otg->regs->usbmode = (usbd_otg->regs->usbmode & ~USB2D_USBMODE_CM_MASK) | USB2D_USBMODE_CM_DEVICE;
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// Wait for the selected mode to be enabled.
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retries = 100000; // 200ms timeout.
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while ((usbd_otg->regs->usbmode & USB2D_USBMODE_CM_MASK) != USB2D_USBMODE_CM_DEVICE)
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{
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retries--;
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if (!retries)
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return 4;
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usleep(1);
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}
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// Disable all interrupts.
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usbd_otg->regs->usbintr = 0;
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// Set the ID pullup and disable all OTGSC interrupts.
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usbd_otg->regs->otgsc = USB2D_OTGSC_USB_ID_PULLUP;
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// Clear all relevant interrupt statuses.
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usbd_otg->regs->usbsts =
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USB2D_USBSTS_UI | USB2D_USBSTS_UEI | USB2D_USBSTS_PCI |
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USB2D_USBSTS_FRI | USB2D_USBSTS_SEI | USB2D_USBSTS_AAI |
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USB2D_USBSTS_URI | USB2D_USBSTS_SRI | USB2D_USBSTS_SLI;
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// Disable and clear all OTGSC interrupts.
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usbd_otg->regs->otgsc = USB2D_OTGSC_USB_IRQ_STS_MASK;
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// Clear EP0, EP1, EP2 setup requests.
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usbd_otg->regs->endptsetupstat = 7; //TODO: Shouldn't this be endptsetupstat = endptsetupstat?
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// Set all interrupts to immediate.
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usbd_otg->regs->usbcmd &= ~USB2D_USBCMD_ITC_MASK;
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return 0;
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}
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static void _usb_charger_detect()
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{
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// Charger detect init.
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usbd_otg->charger_detect = 0;
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bool charger_detect_enable = FUSE(FUSE_RESERVED_SW) & 0x10; // Disabled on Switch production.
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if (charger_detect_enable)
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{
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usbd_otg->charger_detect |= 1;
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// Configure detect pin.
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PINMUX_AUX(PINMUX_AUX_LCD_GPIO1) &= ~(PINMUX_PARKED | PINMUX_TRISTATE | PINMUX_PULL_MASK);
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gpio_config(GPIO_PORT_V, GPIO_PIN_3, GPIO_MODE_GPIO);
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// Configure charger pin.
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PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) &=
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~(PINMUX_INPUT_ENABLE | PINMUX_PARKED | PINMUX_TRISTATE | PINMUX_PULL_MASK);
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gpio_config(GPIO_PORT_CC, GPIO_PIN_5, GPIO_MODE_GPIO);
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gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_5, GPIO_OUTPUT_ENABLE);
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// Enable charger.
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if (gpio_read(GPIO_PORT_V, GPIO_PIN_3))
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{
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usbd_otg->charger_detect |= 2;
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gpio_write(GPIO_PORT_CC, GPIO_PIN_5, GPIO_HIGH);
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usbd_otg->charger_detect |= 0x100;
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USB(USB1_UTMIP_BAT_CHRG_CFG0) = BAT_CHRG_CFG0_OP_SRC_EN; // Clears UTMIP_PD_CHRG and enables charger detect.
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usleep(5000);
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}
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}
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}
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int usb_device_init()
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{
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if (usb_init_done)
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return 0;
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// Configure PLLU.
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CLOCK(CLK_RST_CONTROLLER_PLLU_MISC) = CLOCK(CLK_RST_CONTROLLER_PLLU_MISC) | 0x20000000; // Disable reference clock.
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u32 pllu_cfg = (((((CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) >> 8 << 8) | 2) & 0xFFFF00FF) | ((0x19 << 8) & 0xFFFF)) & 0xFFE0FFFF) | (1<< 16) | 0x1000000;
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CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) = pllu_cfg;
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CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) = pllu_cfg | 0x40000000; // Enable.
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// Wait for PLL to stabilize.
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u32 timeout = (u32)TMR(TIMERUS_CNTR_1US) + 1300;
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while (!(CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) & (1 << 27))) // PLL_LOCK.
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if ((u32)TMR(TIMERUS_CNTR_1US) > timeout)
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break;
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usleep(10);
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// Enable PLLU USB/HSIC/ICUSB/48M.
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CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) = CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) | 0x2600000 | 0x800000;
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// Enable USBD clock.
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CLOCK(CLK_RST_CONTROLLER_CLK_ENB_L_SET) = (1 << 22);
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usleep(2);
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CLOCK(CLK_RST_CONTROLLER_RST_DEV_L_SET) = (1 << 22);
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usleep(2);
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CLOCK(CLK_RST_CONTROLLER_RST_DEV_L_CLR) = (1 << 22);
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usleep(2);
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// Clear XUSB_PADCTL reset
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CLOCK(CLK_RST_CONTROLLER_RST_DEV_W_CLR) = (1 << 14);
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// Enable USB PHY and reset for programming.
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u32 usb_susp_ctrl = USB(USB1_IF_USB_SUSP_CTRL);
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USB(USB1_IF_USB_SUSP_CTRL) = usb_susp_ctrl | SUSP_CTRL_UTMIP_RESET;
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USB(USB1_IF_USB_SUSP_CTRL) = usb_susp_ctrl | SUSP_CTRL_UTMIP_PHY_ENB | SUSP_CTRL_UTMIP_RESET;
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// Disable UTMIPLL IDDQ.
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CLOCK(CLK_RST_CONTROLLER_UTMIPLL_HW_PWRDN_CFG0) &= 0xFFFFFFFD;
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usleep(10);
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// Disable crystal clock.
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USB(USB1_UTMIP_MISC_CFG1) &= 0xBFFFFFFF;
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CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) &= 0xBFFFFFFF;
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// Set B_SESS_VLD.
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USB(USB1_IF_USB_PHY_VBUS_SENSORS) |= 0x1000;
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USB(USB1_IF_USB_PHY_VBUS_SENSORS) |= 0x800;
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// Set UTMIPLL dividers and enable it.
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CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG0) = (CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG0) & 0xFF0000FF) | 0x190000 | 0x100;
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CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) = (CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) & 0xFF00003F) | 0x600000; // Set delay count for 38.4Mhz osc crystal.
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CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG1) = ((CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG1) & 0x7FFF000) | 0x8000 | 0x177) & 0xFFFFAFFF;
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// Wait for UTMIPLL to stabilize.
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u32 retries = 10; // Wait 20us
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while (!(CLOCK(CLK_RST_CONTROLLER_UTMIPLL_HW_PWRDN_CFG0) & 0x80000000) && retries)
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{
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usleep(1);
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retries--;
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}
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// Configure UTMIP Transceiver Cells.
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u32 fuse_usb_calib = FUSE(FUSE_USB_CALIB);
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USB(USB1_UTMIP_XCVR_CFG0) = (((USB(USB1_UTMIP_XCVR_CFG0) & 0xFFFFFFF0) | (fuse_usb_calib & 0xF)) & 0xFE3FFFFF) | ((fuse_usb_calib & 0x3F) << 25 >> 29 << 22);
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USB(USB1_UTMIP_XCVR_CFG1) = (USB(USB1_UTMIP_XCVR_CFG1) & 0xFFC3FFFF) | ((fuse_usb_calib << 21) >> 28 << 18);
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USB(USB1_UTMIP_XCVR_CFG3) = (USB(USB1_UTMIP_XCVR_CFG3) & 0xFFFFC1FF) | ((FUSE(FUSE_USB_CALIB_EXT) & 0x1F) << 9);
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USB(USB1_UTMIP_XCVR_CFG0) &= 0xFFDFFFFF;
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USB(USB1_UTMIP_XCVR_CFG2) = (USB(USB1_UTMIP_XCVR_CFG2) & 0xFFFFF1FF) | 0x400;
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usleep(1);
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// Configure misc UTMIP.
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USB(USB1_UTMIP_DEBOUNCE_CFG0) = (USB(USB1_UTMIP_DEBOUNCE_CFG0) & 0xFFFF0000) | 0xBB80;
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USB(USB1_UTMIP_BIAS_CFG1) = (USB(USB1_UTMIP_BIAS_CFG1) & 0xFFFFC0FF) | 0x100; // when osc is 38.4KHz
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//USB(USB1_UTMIP_SPARE_CFG0) &= 0xFFFFFEE7; unpatched0
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USB(USB1_UTMIP_BIAS_CFG2) |= 2; //patched0 - UTMIP_HSSQUELCH_LEVEL_NEW: 2.
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USB(USB1_UTMIP_SPARE_CFG0) &= 0xFFFFFE67; //patched0 - FUSE_HS_IREF_CAP_CFG
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USB(USB1_UTMIP_TX_CFG0) |= 0x80000;
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//USB(USB1_UTMIP_HSRX_CFG0) = (USB(USB1_UTMIP_HSRX_CFG0) & 0xFFF003FF) | 0x88000 | 0x4000; unpatched1
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USB(USB1_UTMIP_HSRX_CFG0) = (USB(USB1_UTMIP_HSRX_CFG0) & 0xF0F003FF) | 0x88000 | 0x4000; //patched1 - reset UTMIP_PCOUNT_UPDN_DIV: From 1 to 0.
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USB(USB1_UTMIP_BIAS_CFG2) &= 0xFFFFFFF8; //patched1 - UTMIP_HSSQUELCH_LEVEL_NEW: 0
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USB(USB1_UTMIP_HSRX_CFG1) = (USB(USB1_UTMIP_HSRX_CFG1) & 0xFFFFFFC1) | 0x12;
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USB(USB1_UTMIP_MISC_CFG1) |= 0x40000000;
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// Enable crystal clock.
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CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) |= 0x40000000;
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// Enable USB2 tracking.
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CLOCK(CLK_RST_CONTROLLER_CLK_OUT_ENB_Y) |= 0x40000;
|
|
CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_USB2_HSIC_TRK) = (CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_USB2_HSIC_TRK) & 0xFFFFFF00) | 6; // Set trank divisor to 4.
|
|
|
|
USB(USB1_UTMIP_BIAS_CFG1) = (USB(USB1_UTMIP_BIAS_CFG1) & 0xFFC03F07) | 0x78000 | 0x50; // Set delays.
|
|
USB(USB1_UTMIP_BIAS_CFG0) &= 0xFFFFFBFF; // Disable Power down bias circuit.
|
|
usleep(1);
|
|
|
|
// Force PDTRK input into power up.
|
|
USB(USB1_UTMIP_BIAS_CFG1) = (USB(USB1_UTMIP_BIAS_CFG1) & 0xFFFFFFFE) | 2;
|
|
usleep(100);
|
|
|
|
// TRK cycle done. Force PDTRK input into power down.
|
|
USB(USB1_UTMIP_BIAS_CFG1) = (USB(USB1_UTMIP_BIAS_CFG1) & 0xFF7FFFFF) | 1;
|
|
usleep(3);
|
|
|
|
// Force PDTRK input into power up.
|
|
USB(USB1_UTMIP_BIAS_CFG1) = USB(USB1_UTMIP_BIAS_CFG1) & 0xFFFFFFFE;
|
|
usleep(100);
|
|
|
|
// TRK cycle done. Force PDTRK input into power down.
|
|
USB(USB1_UTMIP_BIAS_CFG1) = (USB(USB1_UTMIP_BIAS_CFG1) & 0xFF7FFFFF) | 1;
|
|
|
|
// Disable USB2_TRK clock and configure UTMIP misc.
|
|
CLOCK(CLK_RST_CONTROLLER_CLK_OUT_ENB_Y) &= 0xFFFBFFFF;
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) = (CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) & 0xFEFFFFEA) | 0x2000000 | 0x28 | 2;
|
|
usleep(1);
|
|
|
|
USB(USB1_UTMIP_BIAS_CFG0) &= 0xFF3FF7FF;
|
|
usleep(1);
|
|
|
|
// Clear power downs on UTMIP ID and VBUS wake up, PD, PD2, PDZI, PDCHRP, PDDR.
|
|
PMC(APBDEV_PMC_USB_AO) &= 0xFFFFFFF3; // UTMIP ID and VBUS wake up.
|
|
usleep(1);
|
|
USB(USB1_UTMIP_XCVR_CFG0) &= 0xFFFFBFFF; // UTMIP_FORCE_PD_POWERDOWN.
|
|
usleep(1);
|
|
USB(USB1_UTMIP_XCVR_CFG0) &= 0xFFFEFFFF; // UTMIP_FORCE_PD2_POWERDOWN.
|
|
usleep(1);
|
|
USB(USB1_UTMIP_XCVR_CFG0) &= 0xFFFBFFFF; // UTMIP_FORCE_PDZI_POWERDOWN.
|
|
usleep(1);
|
|
USB(USB1_UTMIP_XCVR_CFG1) &= 0xFFFFFFFB; // UTMIP_FORCE_PDCHRP_POWERDOWN.
|
|
usleep(1);
|
|
USB(USB1_UTMIP_XCVR_CFG1) &= 0xFFFFFFEF; // UTMIP_FORCE_PDDR_POWERDOWN.
|
|
usleep(1);
|
|
|
|
// AHB USB performance cfg.
|
|
AHB_GIZMO(AHB_GIZMO_AHB_MEM) |= AHB_MEM_ENB_FAST_REARBITRATE;
|
|
AHB_GIZMO(AHB_GIZMO_USB) |= AHB_GIZMO_USB_IMMEDIATE;
|
|
AHB_GIZMO(AHB_ARBITRATION_PRIORITY_CTRL) |= ARBITRATION_PRIORITY_CTRL_ENB_FAST_REARBITRATE;
|
|
AHB_GIZMO(AHB_AHB_MEM_PREFETCH_CFG1) =
|
|
MEM_PREFETCH_ENABLE | (MEM_PREFETCH_AHB_MST_USB << 26) | (12 << 21) | 0x1000; // addr boundary 64KB
|
|
|
|
// Set software and hardware context storage and clear it.
|
|
usbdaemon = (usbd_t *)USBD_ADDR; // Depends on USB_TD_BUFFER_PAGE_SIZE aligned address.
|
|
usbd_otg = &usbd_usb_otg_controller_ctxt;
|
|
memset(usbd_otg, 0, sizeof(usbd_controller_t));
|
|
memset(usbdaemon, 0, sizeof(usbd_t));
|
|
|
|
usbd_otg->regs = (t210_usb2d_t *)USB_OTG_BASE;
|
|
usbd_otg->usb_phy_ready = 0;
|
|
|
|
// Initialize USB PHY on the USB_OTG Controller (#1) in Device mode.
|
|
int result = _usbd_reset_usb_otg_phy_device_mode();
|
|
usbd_otg->configuration_set = 0;
|
|
|
|
_usb_charger_detect();
|
|
|
|
if (!result)
|
|
usb_init_done = true;
|
|
|
|
return result;
|
|
}
|
|
|
|
static void _usb_device_power_down()
|
|
{
|
|
// Enable PHY low power suspend.
|
|
usbd_otg->regs->hostpc1_devlc |= USB2D_HOSTPC1_DEVLC_PHCD;
|
|
// Do not use any controller regs after the above!
|
|
// A reset or clear of the PHCD suspend bit must happen.
|
|
|
|
// Power down OTG and Bias circuits.
|
|
USB(USB1_UTMIP_BIAS_CFG0) |= (1 << 11) | (1 << 10); // UTMIP_OTGPD, UTMIP_BIASPD.
|
|
|
|
// Power down ID detectors.
|
|
USB(USB1_UTMIP_BIAS_CFG0) |= (1 << 23) | (1 << 22); //UTMIP_IDPD_SEL, UTMIP_IDPD_VAL.
|
|
|
|
if (usbd_otg->charger_detect)
|
|
{
|
|
USB(USB1_UTMIP_BAT_CHRG_CFG0) = 1; //UTMIP_PD_CHRG
|
|
usbd_otg->charger_detect = 0;
|
|
}
|
|
|
|
// Power down the UTMIP transceivers.
|
|
// UTMIP_FORCE_PDZI_POWERDOWN, UTMIP_FORCE_PD2_POWERDOWN, UTMIP_FORCE_PD_POWERDOWN.
|
|
USB(USB1_UTMIP_XCVR_CFG0) |= (1 << 18) | (1 << 16) |(1 << 14);
|
|
// UTMIP_FORCE_PDDR_POWERDOWN, UTMIP_FORCE_PDCHRP_POWERDOWN, UTMIP_FORCE_PDDISC_POWERDOWN.
|
|
USB(USB1_UTMIP_XCVR_CFG1) |= (1 << 4) | (1 << 2) | (1 << 0);
|
|
|
|
// Keep UTMIP in reset.
|
|
USB(USB1_IF_USB_SUSP_CTRL) |= SUSP_CTRL_UTMIP_RESET;
|
|
|
|
// Power down PD trunk.
|
|
USB(USB1_UTMIP_BIAS_CFG1) |= (1 << 0); //UTMIP_FORCE_PDTRK_POWERDOWN.
|
|
|
|
// Force UTMIP_PLL power down.
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG1) |= (1 << 14); // UTMIP_FORCE_PLL_ENABLE_POWERDOWN.
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG1) |= (1 << 12); // UTMIP_FORCE_PLL_ACTIVE_POWERDOWN.
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG2) |= (1 << 4) | (1 << 0); // UTMIP_FORCE_PD_SAMP_A/C_POWERDOWN.
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIP_PLL_CFG1) |= (1 << 16); // UTMIP_FORCE_PLLU_POWERDOWN.
|
|
|
|
// Disable crystal clock.
|
|
USB(USB1_UTMIP_MISC_CFG1) &= 0xBFFFFFFF;
|
|
|
|
// Enable UTMIPLL IDDQ.
|
|
CLOCK(CLK_RST_CONTROLLER_UTMIPLL_HW_PWRDN_CFG0) |= 2;
|
|
|
|
// Set XUSB_PADCTL reset
|
|
CLOCK(CLK_RST_CONTROLLER_RST_DEV_W_SET) = (1 << 14);
|
|
|
|
// Disable USBD clock.
|
|
CLOCK(CLK_RST_CONTROLLER_CLK_ENB_L_CLR) = (1 << 22);
|
|
|
|
// Completely disable PLLU.
|
|
CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) &= ~0x2E00000; // Disable PLLU USB/HSIC/ICUSB/48M.
|
|
CLOCK(CLK_RST_CONTROLLER_PLLU_BASE) &= ~0x40000000; // Disable PLLU.
|
|
CLOCK(CLK_RST_CONTROLLER_PLLU_MISC) &= ~0x20000000; // Enable reference clock.
|
|
|
|
usb_init_done = false;
|
|
}
|
|
|
|
static void _usbd_stall_reset_ep1(usb_xfer_dir_t direction, usb_ep_cfg_t stall)
|
|
{
|
|
stall &= 1;
|
|
if (direction == USB_XFER_DIR_IN)
|
|
{
|
|
usbd_otg->regs->endptctrl[1] = (usbd_otg->regs->endptctrl[1] & ~USB2D_ENDPTCTRL_TX_EP_STALL) | ((u32)stall << 16);
|
|
if (!stall)
|
|
usbd_otg->regs->endptctrl[1] |= USB2D_ENDPTCTRL_TX_EP_RESET;
|
|
}
|
|
else
|
|
{
|
|
usbd_otg->regs->endptctrl[1] = (usbd_otg->regs->endptctrl[1] & ~USB2D_ENDPTCTRL_RX_EP_STALL) | stall;
|
|
if (!stall)
|
|
usbd_otg->regs->endptctrl[1] |= USB2D_ENDPTCTRL_RX_EP_RESET;
|
|
}
|
|
}
|
|
|
|
void usbd_end(bool reset_ep, bool only_controller)
|
|
{
|
|
if (reset_ep)
|
|
{
|
|
usbd_flush_endpoint(USB_EP_ALL);
|
|
_usbd_stall_reset_ep1(0, USB_EP_CFG_RESET); // EP1 Bulk IN.
|
|
_usbd_stall_reset_ep1(1, USB_EP_CFG_RESET); // EP1 Bulk OUT.
|
|
//TODO: what about EP0 simultaneous in/out reset.
|
|
|
|
usbd_otg->configuration = 0;
|
|
usbd_otg->interface = 0;
|
|
usbd_otg->configuration_set = 0;
|
|
usbd_otg->max_lun_set = 0;
|
|
}
|
|
|
|
// Stop device controller.
|
|
usbd_otg->regs->usbcmd &= ~USB2D_USBCMD_RUN;
|
|
|
|
// Enable PHY auto low power suspend.
|
|
usbd_otg->regs->hostpc1_devlc |= USB2D_HOSTPC1_DEVLC_ASUS;
|
|
|
|
if (!only_controller)
|
|
_usb_device_power_down();
|
|
}
|
|
|
|
void usb_device_stall_ep1_bulk_out()
|
|
{
|
|
_usbd_stall_reset_ep1(USB_XFER_DIR_OUT, USB_EP_CFG_STALL);
|
|
}
|
|
|
|
void usb_device_stall_ep1_bulk_in()
|
|
{
|
|
_usbd_stall_reset_ep1(USB_XFER_DIR_IN, USB_EP_CFG_STALL);
|
|
}
|
|
|
|
int usbd_get_max_pkt_length(int endpoint)
|
|
{
|
|
switch (endpoint)
|
|
{
|
|
case USB_EP_CTRL_OUT:
|
|
case USB_EP_CTRL_IN:
|
|
return 64;
|
|
case USB_EP_BULK_OUT:
|
|
case USB_EP_BULK_IN:
|
|
if (usbd_otg->port_speed == 2)
|
|
return 512;
|
|
else
|
|
return 64;
|
|
default:
|
|
return 64;
|
|
}
|
|
}
|
|
|
|
static void _usbd_initialize_ep_ctrl(u32 endpoint)
|
|
{
|
|
usb_hw_ep_t actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
|
|
memset((void *)&usbdaemon->qhs[endpoint], 0, sizeof(dQH_t));
|
|
|
|
if (!endpoint)
|
|
usbdaemon->qhs[endpoint].ep_capabilities = USB_QHD_EP_CAP_IOS_ENABLE;
|
|
|
|
usbdaemon->qhs[endpoint].next_dTD_ptr = 1; // TERMINATE_SET
|
|
|
|
u32 max_packet_len = usbd_get_max_pkt_length(endpoint) & USB_QHD_EP_CAP_MAX_PKT_LEN_MASK;
|
|
usbdaemon->qhs[endpoint].ep_capabilities |= max_packet_len << 16;
|
|
|
|
if (direction == USB_XFER_DIR_IN)
|
|
{
|
|
u32 endpoint_type = usbd_otg->regs->endptctrl[actual_ep] & ~USB2D_ENDPTCTRL_TX_EP_TYPE_MASK;
|
|
if (actual_ep)
|
|
endpoint_type |= usbd_otg->type ? USB2D_ENDPTCTRL_TX_EP_TYPE_INTR : USB2D_ENDPTCTRL_TX_EP_TYPE_BULK;
|
|
else
|
|
endpoint_type |= USB2D_ENDPTCTRL_TX_EP_TYPE_CTRL;
|
|
|
|
usbd_otg->regs->endptctrl[actual_ep] = endpoint_type;
|
|
|
|
usbd_otg->regs->endptctrl[actual_ep] &= ~USB2D_ENDPTCTRL_TX_EP_STALL;
|
|
|
|
if (actual_ep == USB_HW_EP1)
|
|
usbd_otg->regs->endptctrl[1] |= USB2D_ENDPTCTRL_TX_EP_RESET;
|
|
|
|
usbd_otg->regs->endptctrl[actual_ep] |= USB2D_ENDPTCTRL_TX_EP_ENABLE;
|
|
}
|
|
else // EP Bulk OUT.
|
|
{
|
|
u32 endpoint_type = usbd_otg->regs->endptctrl[actual_ep] & ~USB2D_ENDPTCTRL_RX_EP_TYPE_MASK;
|
|
if (actual_ep)
|
|
{
|
|
endpoint_type |= usbd_otg->type ? USB2D_ENDPTCTRL_RX_EP_TYPE_INTR : USB2D_ENDPTCTRL_RX_EP_TYPE_BULK;
|
|
}
|
|
else
|
|
endpoint_type |= USB2D_ENDPTCTRL_RX_EP_TYPE_CTRL;
|
|
|
|
usbd_otg->regs->endptctrl[actual_ep] = endpoint_type;
|
|
usbd_otg->regs->endptctrl[actual_ep] &= ~USB2D_ENDPTCTRL_RX_EP_STALL;
|
|
|
|
if (actual_ep == USB_HW_EP1)
|
|
usbd_otg->regs->endptctrl[1] |= USB2D_ENDPTCTRL_RX_EP_RESET;
|
|
|
|
usbd_otg->regs->endptctrl[actual_ep] |= USB2D_ENDPTCTRL_RX_EP_ENABLE;
|
|
}
|
|
}
|
|
|
|
static int _usbd_initialize_ep0()
|
|
{
|
|
memset((void *)usbdaemon->qhs, 0, sizeof(dQH_t) * 4); // Clear all used EP queue heads.
|
|
memset((void *)usbdaemon->dtds, 0, sizeof(dTD_t) * 4); // Clear all used EP0 token heads.
|
|
|
|
usbd_otg->regs->asynclistaddr = (u32)usbdaemon->qhs;
|
|
|
|
_usbd_initialize_ep_ctrl(USB_EP_CTRL_OUT);
|
|
_usbd_initialize_ep_ctrl(USB_EP_CTRL_IN);
|
|
|
|
// Disable Auto Low Power.
|
|
usbd_otg->regs->hostpc1_devlc &= ~USB2D_HOSTPC1_DEVLC_ASUS;
|
|
|
|
// Initiate an attach event.
|
|
usbd_otg->regs->usbcmd |= USB2D_USBCMD_RUN;
|
|
|
|
u32 retries = 100000; // 200ms timeout.
|
|
while (!(usbd_otg->regs->usbcmd & USB2D_USBCMD_RUN))
|
|
{
|
|
retries--;
|
|
if (!retries)
|
|
return 3;
|
|
usleep(1);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
// static void _disable_usb_wdt4()
|
|
// {
|
|
// if (TIMER_WDT4_STATUS & 1)// active
|
|
// {
|
|
// TIMER_TMR0_TMR_PTV &= 0x7FFFFFFF; // Disable timer
|
|
// TIMER_WDT4_UNLOCK_PATTERN = 0xC45A; // Alow writes to disable counter bit.
|
|
// TIMER_WDT4_COMMAND |= 2; // Disable counter
|
|
// TIMER_TMR0_TMR_PCR |= 0x40000000;// INTR_CLR
|
|
// }
|
|
// }
|
|
|
|
int usbd_flush_endpoint(u32 endpoint)
|
|
{
|
|
|
|
usb_hw_ep_t actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
u32 reg_mask = endpoint;
|
|
|
|
// Flash all endpoints or 1.
|
|
if (endpoint != USB_EP_ALL)
|
|
{
|
|
if (direction == USB_XFER_DIR_IN)
|
|
reg_mask = USB2D_ENDPT_STATUS_TX_OFFSET << actual_ep;
|
|
else
|
|
reg_mask = USB2D_ENDPT_STATUS_RX_OFFSET << actual_ep;
|
|
}
|
|
usbd_otg->regs->endptflush = reg_mask;
|
|
|
|
u32 retries = 100000; // 200ms timeout.
|
|
while (usbd_otg->regs->endptflush & reg_mask)
|
|
{
|
|
retries--;
|
|
if (!retries)
|
|
return 3;
|
|
usleep(1);
|
|
}
|
|
|
|
// Wait for the endpoint to finish all transactions (buffer not ready).
|
|
retries = 100000; // 200ms timeout.
|
|
while (usbd_otg->regs->endptstatus & reg_mask)
|
|
{
|
|
retries--;
|
|
if (!retries)
|
|
return 3;
|
|
usleep(1);
|
|
}
|
|
|
|
// Wait for the endpoint to clear the primed status.
|
|
retries = 100000; // 200ms timeout.
|
|
while (usbd_otg->regs->endptprime & reg_mask)
|
|
{
|
|
retries--;
|
|
if (!retries)
|
|
return 3;
|
|
usleep(1);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void _usbd_mark_ep_complete(u32 endpoint)
|
|
{
|
|
u32 complete_bit;
|
|
usb_hw_ep_t actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
|
|
usbd_flush_endpoint(endpoint);
|
|
memset((void *)&usbdaemon->dtds[endpoint * 4], 0, sizeof(dTD_t) * 4);
|
|
memset((void *)&usbdaemon->qhs[endpoint], 0, sizeof(dQH_t));
|
|
usbdaemon->ep_configured[endpoint] = 0;
|
|
usbdaemon->ep_bytes_requested[endpoint] = 0;
|
|
|
|
if (direction == USB_XFER_DIR_IN)
|
|
complete_bit = USB2D_ENDPT_STATUS_TX_OFFSET << actual_ep;
|
|
else
|
|
complete_bit = USB2D_ENDPT_STATUS_RX_OFFSET << actual_ep;
|
|
|
|
usbd_otg->regs->endptcomplete |= complete_bit;
|
|
}
|
|
|
|
static usb_ep_status_t _usbd_get_ep_status(usb_ep_t endpoint)
|
|
{
|
|
bool status;
|
|
u32 reg_val;
|
|
u32 reg_mask;
|
|
u32 actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
|
|
if (direction == USB_XFER_DIR_IN)
|
|
reg_mask = USB2D_ENDPT_STATUS_TX_OFFSET << actual_ep;
|
|
else
|
|
reg_mask = USB2D_ENDPT_STATUS_RX_OFFSET << actual_ep;
|
|
|
|
if (actual_ep == USB_HW_EP1)
|
|
reg_val = usbd_otg->regs->endptctrl[1];
|
|
else
|
|
reg_val = usbd_otg->regs->endptctrl[0];
|
|
|
|
// Check stalled status.
|
|
if (direction == USB_XFER_DIR_IN)
|
|
status = reg_val & USB2D_ENDPTCTRL_TX_EP_STALL;
|
|
else
|
|
status = reg_val & USB2D_ENDPTCTRL_RX_EP_STALL;
|
|
|
|
if (status)
|
|
return USB_EP_STATUS_STALLED;
|
|
|
|
// Check enabled status.
|
|
if (direction == USB_XFER_DIR_IN)
|
|
status = reg_val & USB2D_ENDPTCTRL_TX_EP_ENABLE;
|
|
else
|
|
status = reg_val & USB2D_ENDPTCTRL_RX_EP_ENABLE;
|
|
|
|
if (!status)
|
|
return USB_EP_STATUS_DISABLED;
|
|
|
|
// CHeck qHD error status.
|
|
u32 token_error_mask = USB_QHD_TOKEN_HALTED | USB_QHD_TOKEN_BUFFER_ERROR | USB_QHD_TOKEN_XFER_ERROR;
|
|
if (usbdaemon->qhs[endpoint].token & token_error_mask)
|
|
return USB_EP_STATUS_ERROR;
|
|
|
|
// Check if endpoint has a request or a ready buffer.
|
|
if ((usbd_otg->regs->endptprime & reg_mask) || (usbd_otg->regs->endptstatus & reg_mask))
|
|
return USB_EP_STATUS_ACTIVE; // RX/TX active.
|
|
|
|
// Return idle or not configured status.
|
|
if (!usbdaemon->ep_configured[endpoint])
|
|
return USB_EP_STATUS_NO_CONFIG;
|
|
|
|
return USB_EP_STATUS_IDLE;
|
|
}
|
|
|
|
static int _usbd_ep_operation(usb_ep_t endpoint, u8 *buf, u32 len, bool sync)
|
|
{
|
|
if (!buf)
|
|
len = 0;
|
|
|
|
u32 prime_bit;
|
|
usb_hw_ep_t actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
u32 length_left = len;
|
|
u32 dtd_ep_idx = endpoint * 4;
|
|
|
|
_usbd_mark_ep_complete(endpoint);
|
|
|
|
if (endpoint == USB_EP_CTRL_OUT)
|
|
usbdaemon->qhs[endpoint].ep_capabilities = USB_QHD_EP_CAP_IOS_ENABLE;
|
|
|
|
u32 max_packet_len = usbd_get_max_pkt_length(endpoint) & USB_QHD_EP_CAP_MAX_PKT_LEN_MASK;
|
|
usbdaemon->qhs[endpoint].ep_capabilities |= (max_packet_len << 16) | USB_QHD_EP_CAP_ZERO_LEN_TERM_DIS;
|
|
usbdaemon->qhs[endpoint].next_dTD_ptr = 0; // Clear terminate bit.
|
|
//usbdaemon->qhs[endpoint].ep_capabilities |= USB_QHD_TOKEN_IRQ_ON_COMPLETE;
|
|
|
|
usbdaemon->ep_configured[endpoint] = 1;
|
|
usbdaemon->ep_bytes_requested[endpoint] = len;
|
|
|
|
// Configure dTD.
|
|
u32 dtd_idx = 0;
|
|
do
|
|
{
|
|
if (dtd_idx)
|
|
usbdaemon->dtds[dtd_ep_idx + dtd_idx - 1].next_dTD = (u32)&usbdaemon->dtds[dtd_ep_idx + dtd_idx];
|
|
|
|
u32 dtd_size = MIN(length_left, USB_TD_BUFFER_MAX_SIZE); // 16KB max per dTD.
|
|
usbdaemon->dtds[dtd_ep_idx + dtd_idx].info = (dtd_size << 16) | USB_QHD_TOKEN_ACTIVE;
|
|
// usbdaemon->dtds[dtd_ep_idx + dtd_idx].info |= USB_QHD_TOKEN_IRQ_ON_COMPLETE;
|
|
|
|
// Set buffers addresses to all page pointers.
|
|
u32 dt_buffer_offset = dtd_idx * USB_TD_BUFFER_MAX_SIZE;
|
|
for (u32 i = 0; i < 4; i++)
|
|
usbdaemon->dtds[dtd_ep_idx + dtd_idx].pages[i] =
|
|
(u32)&buf[dt_buffer_offset + (USB_TD_BUFFER_PAGE_SIZE * i)];
|
|
|
|
//usbdaemon->dtds[dtd_ep_idx + dtd_idx].pages[5] =
|
|
// (u32)&buf[dt_buffer_offset + (USB_TD_BUFFER_PAGE_SIZE * 4)]; // Last buffer. Unused.
|
|
|
|
length_left -= dtd_size;
|
|
if (length_left)
|
|
dtd_idx++;
|
|
}
|
|
while (length_left);
|
|
|
|
// Last dTD, terminate it.
|
|
usbdaemon->dtds[dtd_ep_idx + dtd_idx].next_dTD = 1;
|
|
|
|
// Set first dTD address to queue head next dTD.
|
|
usbdaemon->qhs[endpoint].next_dTD_ptr |= (u32)&usbdaemon->dtds[dtd_ep_idx] & 0xFFFFFFE0;
|
|
|
|
// Flush AHB prefetcher.
|
|
AHB_GIZMO(AHB_AHB_MEM_PREFETCH_CFG1) &= ~MEM_PREFETCH_ENABLE;
|
|
AHB_GIZMO(AHB_AHB_MEM_PREFETCH_CFG1) |= MEM_PREFETCH_ENABLE;
|
|
|
|
if (direction == USB_XFER_DIR_IN)
|
|
{
|
|
prime_bit = USB2D_ENDPT_STATUS_TX_OFFSET << actual_ep;
|
|
bpmp_mmu_maintenance(BPMP_MMU_MAINT_CLN_INV_WAY, false);
|
|
}
|
|
else
|
|
prime_bit = USB2D_ENDPT_STATUS_RX_OFFSET << actual_ep;
|
|
|
|
// Prime endpoint.
|
|
usbd_otg->regs->endptprime |= prime_bit; // USB2_CONTROLLER_USB2D_ENDPTPRIME.
|
|
|
|
int res = 0;
|
|
usb_ep_status_t ep_status;
|
|
if (sync)
|
|
{
|
|
ep_status = _usbd_get_ep_status(endpoint);
|
|
if (ep_status == USB_EP_STATUS_ACTIVE)
|
|
{
|
|
u32 retries = 1000000; // Timeout 2s.
|
|
while (retries)
|
|
{
|
|
ep_status = _usbd_get_ep_status(endpoint);
|
|
if (ep_status != USB_EP_STATUS_ACTIVE)
|
|
{
|
|
if (ep_status == USB_EP_STATUS_DISABLED)
|
|
res = 28;
|
|
goto out;
|
|
}
|
|
retries--;
|
|
usleep(1);
|
|
}
|
|
res = 3;
|
|
}
|
|
else if (ep_status == USB_EP_STATUS_DISABLED)
|
|
res = 28;
|
|
out:
|
|
if (res)
|
|
_usbd_mark_ep_complete(endpoint);
|
|
else if (_usbd_get_ep_status(endpoint) != USB_EP_STATUS_IDLE)
|
|
res = 26;
|
|
}
|
|
|
|
if (direction == USB_XFER_DIR_OUT)
|
|
bpmp_mmu_maintenance(BPMP_MMU_MAINT_CLN_INV_WAY, false);
|
|
|
|
return res;
|
|
}
|
|
|
|
static int _usbd_ep_ack(usb_ep_t ep)
|
|
{
|
|
return _usbd_ep_operation(ep, NULL, 0, true);
|
|
}
|
|
|
|
static void _usbd_set_ep0_stall()
|
|
{
|
|
// EP Control endpoints must be always stalled together.
|
|
usbd_otg->regs->endptctrl[0] =
|
|
USB2D_ENDPTCTRL_TX_EP_ENABLE | USB2D_ENDPTCTRL_TX_EP_STALL |
|
|
USB2D_ENDPTCTRL_RX_EP_ENABLE | USB2D_ENDPTCTRL_RX_EP_STALL;
|
|
}
|
|
|
|
void usbd_set_ep_stall(u32 endpoint, int ep_stall)
|
|
{
|
|
usb_hw_ep_t actual_ep = (endpoint & 2) >> 1;
|
|
usb_xfer_dir_t direction = endpoint & 1;
|
|
|
|
if (ep_stall)
|
|
{
|
|
if (direction == USB_XFER_DIR_IN)
|
|
usbd_otg->regs->endptctrl[actual_ep] |= USB2D_ENDPTCTRL_TX_EP_STALL; // Stall EP Bulk IN.
|
|
else
|
|
usbd_otg->regs->endptctrl[actual_ep] |= USB2D_ENDPTCTRL_RX_EP_STALL; // Stall EP Bulk OUT.
|
|
}
|
|
else
|
|
{
|
|
if (direction == USB_XFER_DIR_IN)
|
|
usbd_otg->regs->endptctrl[actual_ep] &= ~USB2D_ENDPTCTRL_TX_EP_STALL; // Clear stall EP Bulk IN.
|
|
else
|
|
usbd_otg->regs->endptctrl[actual_ep] &= ~USB2D_ENDPTCTRL_RX_EP_STALL; // Clear stall EP Bulk OUT.
|
|
}
|
|
}
|
|
|
|
static void _usbd_handle_get_class_request(bool *transmit_data, u8 *descriptor, int *size, int *ep_stall)
|
|
{
|
|
u8 _bRequest = usbd_otg->control_setup.bRequest;
|
|
u16 _wIndex = usbd_otg->control_setup.wIndex;
|
|
u16 _wValue = usbd_otg->control_setup.wValue;
|
|
u16 _wLength = usbd_otg->control_setup.wLength;
|
|
|
|
bool valid_interface = _wIndex == usbd_otg->interface;
|
|
bool valid_len = _bRequest == USB_REQUEST_BULK_GET_MAX_LUN ? 1 : 0;
|
|
|
|
if (!valid_interface || _wValue != 0 || _wLength != valid_len)
|
|
{
|
|
*ep_stall = 1;
|
|
return;
|
|
}
|
|
|
|
switch (_bRequest)
|
|
{
|
|
case USB_REQUEST_BULK_RESET:
|
|
_usbd_ep_ack(USB_EP_CTRL_IN);
|
|
usbd_otg->bulk_reset_req = 1;
|
|
break; // DELAYED_STATUS;
|
|
case USB_REQUEST_BULK_GET_MAX_LUN:
|
|
*transmit_data = 1;
|
|
descriptor[0] = usbd_otg->max_lun; // Set 0 LUN for 1 drive supported.
|
|
usbd_otg->max_lun_set = 1;
|
|
break;
|
|
default:
|
|
*ep_stall = 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void _usbd_handle_get_descriptor(bool *transmit_data, void **descriptor, int *size, int *ep_stall)
|
|
{
|
|
u8 descriptor_type = usbd_otg->control_setup.wValue >> 8;
|
|
u8 descriptor_subtype = usbd_otg->control_setup.wValue & 0xFF;
|
|
|
|
switch (descriptor_type)
|
|
{
|
|
case USB_DESCRIPTOR_DEVICE:
|
|
{
|
|
/*
|
|
u32 soc_rev = APB_MISC(APB_MISC_GP_HIDREV);
|
|
usb_device_descriptor.idProduct = (soc_rev >> 8) & 0xFF; // chip_id.
|
|
usb_device_descriptor.idProduct |= ((soc_rev << 4) | (FUSE(FUSE_SKU_INFO) & 0xF)) << 8; // HIDFAM.
|
|
usb_device_descriptor.bcdDevice = (soc_rev >> 16) & 0xF; // MINORREV.
|
|
usb_device_descriptor.bcdDevice |= ((soc_rev >> 4) & 0xF) << 8; // MAJORREV.
|
|
*/
|
|
*descriptor = usbd_otg->desc->dev;
|
|
*size = usbd_otg->desc->dev->bLength;
|
|
*transmit_data = 1;
|
|
return;
|
|
}
|
|
case USB_DESCRIPTOR_CONFIGURATION:
|
|
if (usbd_otg->type == USB_GADGET_UMS)
|
|
{
|
|
if (usbd_otg->port_speed == 2) // High speed. 512 bytes.
|
|
{
|
|
usbd_otg->desc->cfg->endpoint[0].wMaxPacketSize = 0x200;
|
|
usbd_otg->desc->cfg->endpoint[1].wMaxPacketSize = 0x200;
|
|
}
|
|
else // Full speed. 64 bytes.
|
|
{
|
|
usbd_otg->desc->cfg->endpoint[0].wMaxPacketSize = 0x40;
|
|
usbd_otg->desc->cfg->endpoint[1].wMaxPacketSize = 0x40;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
usb_cfg_hid_descr_t *tmp = (usb_cfg_hid_descr_t *)usbd_otg->desc->cfg;
|
|
if (usbd_otg->port_speed == 2) // High speed. 512 bytes.
|
|
{
|
|
tmp->endpoint[0].wMaxPacketSize = 0x200;
|
|
tmp->endpoint[1].wMaxPacketSize = 0x200;
|
|
}
|
|
else // Full speed. 64 bytes.
|
|
{
|
|
tmp->endpoint[0].wMaxPacketSize = 0x40;
|
|
tmp->endpoint[1].wMaxPacketSize = 0x40;
|
|
}
|
|
}
|
|
*descriptor = usbd_otg->desc->cfg;
|
|
*size = usbd_otg->desc->cfg->config.wTotalLength;
|
|
*transmit_data = 1;
|
|
return;
|
|
case USB_DESCRIPTOR_STRING:
|
|
switch (descriptor_subtype)
|
|
{
|
|
case 1:
|
|
*descriptor = usbd_otg->desc->vendor;
|
|
*size = usbd_otg->desc->vendor[0];
|
|
break;
|
|
case 2:
|
|
*descriptor = usbd_otg->desc->product;
|
|
*size = usbd_otg->desc->product[0];
|
|
break;
|
|
case 3:
|
|
*descriptor = usb_serial_string_descriptor;
|
|
*size = usb_serial_string_descriptor[0];
|
|
break;
|
|
case 0xEE:
|
|
*descriptor = usbd_otg->desc->ms_os;
|
|
*size = usbd_otg->desc->ms_os->bLength;
|
|
break;
|
|
default:
|
|
*descriptor = usb_lang_id_string_descriptor;
|
|
*size = 4;
|
|
break;
|
|
}
|
|
*transmit_data = 1;
|
|
return;
|
|
case USB_DESCRIPTOR_DEVICE_QUALIFIER:
|
|
if (!usbd_otg->desc->dev_qual)
|
|
goto exit;
|
|
*descriptor = usbd_otg->desc->dev_qual;
|
|
*size = usbd_otg->desc->dev_qual->bLength;
|
|
*transmit_data = 1;
|
|
return;
|
|
case USB_DESCRIPTOR_OTHER_SPEED_CONFIGURATION:
|
|
if (!usbd_otg->desc->cfg_other)
|
|
goto exit;
|
|
if (usbd_otg->port_speed == 2)
|
|
{
|
|
usbd_otg->desc->cfg_other->endpoint[0].wMaxPacketSize = 0x40;
|
|
usbd_otg->desc->cfg_other->endpoint[1].wMaxPacketSize = 0x40;
|
|
}
|
|
else
|
|
{
|
|
usbd_otg->desc->cfg_other->endpoint[0].wMaxPacketSize = 0x200;
|
|
usbd_otg->desc->cfg_other->endpoint[1].wMaxPacketSize = 0x200;
|
|
}
|
|
if ((usbd_otg->charger_detect & 1) && (usbd_otg->charger_detect & 2))
|
|
usbd_otg->desc->cfg_other->config.bMaxPower = 500 / 2;
|
|
*descriptor = usbd_otg->desc->cfg_other;
|
|
*size = usbd_otg->desc->cfg_other->config.wTotalLength;
|
|
*transmit_data = 1;
|
|
return;
|
|
case USB_DESCRIPTOR_DEVICE_BINARY_OBJECT:
|
|
*descriptor = usbd_otg->desc->dev_bot;
|
|
*size = usbd_otg->desc->dev_bot->wTotalLength;
|
|
*transmit_data = 1;
|
|
return;
|
|
default:
|
|
*transmit_data = 0;
|
|
*ep_stall = 1;
|
|
return;
|
|
}
|
|
exit:
|
|
*transmit_data = 0;
|
|
*ep_stall = 1;
|
|
return;
|
|
}
|
|
|
|
static int _usbd_handle_set_request(int *ep_stall)
|
|
{
|
|
int ret = 0;
|
|
u8 bRequest = usbd_otg->control_setup.bRequest;
|
|
if (bRequest == USB_REQUEST_SET_ADDRESS)
|
|
{
|
|
ret = _usbd_ep_ack(USB_EP_CTRL_IN);
|
|
|
|
// Set USB address for device mode.
|
|
if (!ret)
|
|
usbd_otg->regs->periodiclistbase = (usbd_otg->regs->periodiclistbase & 0x1FFFFFF) | ((usbd_otg->control_setup.wValue & 0xFF) << 25);
|
|
}
|
|
else if (bRequest == USB_REQUEST_SET_CONFIGURATION)
|
|
{
|
|
ret = _usbd_ep_ack(USB_EP_CTRL_IN);
|
|
if (!ret)
|
|
{
|
|
usbd_otg->configuration = usbd_otg->control_setup.wValue;
|
|
_usbd_initialize_ep_ctrl(USB_EP_BULK_OUT);
|
|
_usbd_initialize_ep_ctrl(USB_EP_BULK_IN);
|
|
usbd_otg->configuration_set = 1;
|
|
}
|
|
}
|
|
else
|
|
*ep_stall = 1;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int _usbd_handle_ep0_control_transfer()
|
|
{
|
|
int direction;
|
|
|
|
int ret = 0;
|
|
bool transmit_data = 0;
|
|
u8 *descriptor = (u8 *)USB_DESCRIPTOR_ADDR;
|
|
int size = 0;
|
|
int ep_stall = 0;
|
|
|
|
u8 _bmRequestType = usbd_otg->control_setup.bmRequestType;
|
|
u8 _bRequest = usbd_otg->control_setup.bRequest;
|
|
u16 _wValue = usbd_otg->control_setup.wValue;
|
|
u16 _wIndex = usbd_otg->control_setup.wIndex;
|
|
u16 _wLength = usbd_otg->control_setup.wLength;
|
|
|
|
//gfx_printf("%02X %02X %04X %04X %04X\n", _bmRequestType, _bRequest, _wValue, _wIndex, _wLength);
|
|
|
|
switch (_bmRequestType)
|
|
{
|
|
case (USB_SETUP_HOST_TO_DEVICE | USB_SETUP_RECIPIENT_DEVICE | USB_SETUP_TYPE_STANDARD):
|
|
ret = _usbd_handle_set_request(&ep_stall);
|
|
break;
|
|
|
|
case (USB_SETUP_HOST_TO_DEVICE | USB_SETUP_RECIPIENT_INTERFACE | USB_SETUP_TYPE_STANDARD):
|
|
ret = _usbd_ep_ack(USB_EP_CTRL_IN);
|
|
if (!ret)
|
|
usbd_otg->interface = _wValue;
|
|
break;
|
|
|
|
case (USB_SETUP_HOST_TO_DEVICE | USB_SETUP_RECIPIENT_ENDPOINT | USB_SETUP_TYPE_STANDARD):
|
|
switch (_bRequest)
|
|
{
|
|
case USB_REQUEST_CLEAR_FEATURE:
|
|
case USB_REQUEST_SET_FEATURE:
|
|
if ((_wValue & 0xFF) == USB_FEATURE_ENDPOINT_HALT)
|
|
{
|
|
switch (_wIndex) // endpoint
|
|
{
|
|
case USB_EP_ADDR_CTRL_OUT:
|
|
direction = 2;
|
|
break;
|
|
case USB_EP_ADDR_CTRL_IN:
|
|
direction = 3;
|
|
break;
|
|
case USB_EP_ADDR_BULK_OUT:
|
|
direction = 0;
|
|
break;
|
|
case USB_EP_ADDR_BULK_IN:
|
|
direction = 1;
|
|
break;
|
|
default:
|
|
_usbd_stall_reset_ep1(3, USB_EP_CFG_STALL);
|
|
goto out;
|
|
}
|
|
|
|
if (_bRequest == USB_REQUEST_CLEAR_FEATURE)
|
|
_usbd_stall_reset_ep1(direction, USB_EP_CFG_RESET);
|
|
else
|
|
_usbd_stall_reset_ep1(direction, USB_EP_CFG_STALL);
|
|
|
|
ret = _usbd_ep_ack(USB_EP_CTRL_IN);
|
|
}
|
|
else
|
|
_usbd_stall_reset_ep1(3, USB_EP_CFG_STALL);
|
|
|
|
break;
|
|
default:
|
|
ep_stall = 1;
|
|
break;
|
|
}
|
|
break;
|
|
case (USB_SETUP_HOST_TO_DEVICE | USB_SETUP_RECIPIENT_INTERFACE | USB_SETUP_TYPE_CLASS):
|
|
_usbd_handle_get_class_request(&transmit_data, descriptor, &size, &ep_stall);
|
|
break;
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_DEVICE | USB_SETUP_TYPE_STANDARD):
|
|
switch (_bRequest)
|
|
{
|
|
case USB_REQUEST_GET_STATUS:
|
|
descriptor[0] = USB_STATUS_DEV_SELF_POWERED;
|
|
descriptor[1] = 0; // No support for remove wake up.
|
|
transmit_data = 1;
|
|
size = 2;
|
|
break;
|
|
case USB_REQUEST_GET_DESCRIPTOR:
|
|
_usbd_handle_get_descriptor(&transmit_data, (void **)&descriptor, &size, &ep_stall);
|
|
break;
|
|
case USB_REQUEST_GET_CONFIGURATION:
|
|
descriptor = (u8 *)&usbd_otg->configuration;
|
|
size = _wLength;
|
|
transmit_data = 1;
|
|
break;
|
|
default:
|
|
ep_stall = 1;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_INTERFACE | USB_SETUP_TYPE_STANDARD):
|
|
if (_bRequest == USB_REQUEST_GET_INTERFACE)
|
|
{
|
|
descriptor = (void *)&usbd_otg->interface;
|
|
}
|
|
else if (_bRequest == USB_REQUEST_GET_STATUS)
|
|
{
|
|
memset(descriptor, 0, _wLength);
|
|
}
|
|
else if (_bRequest == USB_REQUEST_GET_DESCRIPTOR && (_wValue >> 8) == USB_DESCRIPTOR_HID_REPORT && usbd_otg->type > USB_GADGET_UMS)
|
|
{
|
|
if (usbd_otg->type == USB_GADGET_HID_GAMEPAD)
|
|
{
|
|
descriptor = (u8 *)&hid_report_descriptor_jc;
|
|
_wLength = sizeof(hid_report_descriptor_jc);
|
|
}
|
|
else // USB_GADGET_HID_TOUCHPAD
|
|
{
|
|
descriptor = (u8 *)&hid_report_descriptor_touch;
|
|
_wLength = sizeof(hid_report_descriptor_touch);
|
|
}
|
|
|
|
usbd_otg->hid_report_sent = 1;
|
|
}
|
|
else
|
|
{
|
|
ep_stall = 1;
|
|
break;
|
|
}
|
|
|
|
size = _wLength;
|
|
transmit_data = 1;
|
|
break;
|
|
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_ENDPOINT | USB_SETUP_TYPE_STANDARD):
|
|
if (_bRequest == USB_REQUEST_GET_STATUS)
|
|
{
|
|
int ep_req;
|
|
switch (_wIndex)
|
|
{
|
|
case 0:
|
|
ep_req = 0;
|
|
break;
|
|
case 1:
|
|
ep_req = 2;
|
|
break;
|
|
case 0x80:
|
|
ep_req = 1;
|
|
break;
|
|
case 0x81:
|
|
ep_req = 3;
|
|
break;
|
|
default:
|
|
_usbd_stall_reset_ep1(3, USB_EP_CFG_STALL);
|
|
goto out;
|
|
}
|
|
|
|
size = _wLength;
|
|
memset(descriptor, 0, size);
|
|
|
|
if (_usbd_get_ep_status(ep_req) == USB_EP_STATUS_STALLED)
|
|
descriptor[0] = USB_STATUS_EP_HALTED;
|
|
else
|
|
descriptor[0] = USB_STATUS_EP_OK;
|
|
|
|
transmit_data = 1;
|
|
}
|
|
else
|
|
_usbd_stall_reset_ep1(3, USB_EP_CFG_STALL);
|
|
break;
|
|
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_INTERFACE | USB_SETUP_TYPE_CLASS):
|
|
memset(descriptor, 0, _wLength);
|
|
|
|
_usbd_handle_get_class_request(&transmit_data, descriptor, &size, &ep_stall);
|
|
size = _wLength;
|
|
break;
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_INTERFACE | USB_SETUP_TYPE_VENDOR):
|
|
case (USB_SETUP_DEVICE_TO_HOST | USB_SETUP_RECIPIENT_DEVICE | USB_SETUP_TYPE_VENDOR):
|
|
if (_bRequest == USB_REQUEST_GET_MS_DESCRIPTOR)
|
|
{
|
|
switch (_wIndex)
|
|
{
|
|
case USB_DESCRIPTOR_MS_COMPAT_ID:
|
|
descriptor = (u8 *)usbd_otg->desc->ms_cid;
|
|
size = usbd_otg->desc->ms_cid->dLength;
|
|
transmit_data = 1;
|
|
break;
|
|
case USB_DESCRIPTOR_MS_EXTENDED_PROPERTIES:
|
|
descriptor = (u8 *)usbd_otg->desc->mx_ext;
|
|
size = usbd_otg->desc->mx_ext->dLength;
|
|
transmit_data = 1;
|
|
break;
|
|
default:
|
|
ep_stall = 1;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
ep_stall = 1;
|
|
break;
|
|
|
|
default:
|
|
ep_stall = 1;
|
|
break;
|
|
}
|
|
|
|
// Transmit data to HOST if any.
|
|
if (transmit_data)
|
|
{
|
|
memcpy(usb_ep0_ctrl_buf, descriptor, size);
|
|
|
|
if (_wLength < size)
|
|
size = _wLength;
|
|
ret = _usbd_ep_operation(USB_EP_CTRL_IN, usb_ep0_ctrl_buf, size, true);
|
|
if (!ret)
|
|
ret = _usbd_ep_ack(USB_EP_CTRL_OUT);
|
|
}
|
|
|
|
out:
|
|
if (ep_stall)
|
|
_usbd_set_ep0_stall();
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int _usbd_ep0_initialize()
|
|
{
|
|
bool enter = false;
|
|
if (usbd_otg->configuration_set)
|
|
enter = true;
|
|
else
|
|
{
|
|
usbdaemon->qhs = (volatile dQH_t *)USB2_QH_USB2D_QH_EP_BASE;
|
|
|
|
if (!_usbd_initialize_ep0())
|
|
enter = true;
|
|
}
|
|
|
|
if (enter)
|
|
{
|
|
usbd_otg->configuration_set = 0;
|
|
usbd_otg->max_lun_set = 0;
|
|
|
|
// Timeout if cable or communication isn't started in 1.5 minutes.
|
|
u32 timer = get_tmr_ms() + 90000;
|
|
while (true)
|
|
{
|
|
u32 usb_status_irqs = usbd_otg->regs->usbsts;
|
|
|
|
// Clear all interrupt statuses.
|
|
usbd_otg->regs->usbsts = usb_status_irqs;
|
|
|
|
// Check if a reset was received.
|
|
if (usb_status_irqs & USB2D_USBSTS_URI)
|
|
{
|
|
//_disable_usb_wdt4();
|
|
|
|
// Clear all device addresses, enabled setup requests, transmit events and flush all endpoints.
|
|
usbd_otg->regs->periodiclistbase = 0;
|
|
usbd_otg->regs->endptsetupstat = usbd_otg->regs->endptsetupstat;
|
|
usbd_otg->regs->endptcomplete = usbd_otg->regs->endptcomplete;
|
|
usbd_flush_endpoint(USB_EP_ALL);
|
|
}
|
|
|
|
// Check if port change happened.
|
|
if (usb_status_irqs & USB2D_USBSTS_PCI)
|
|
usbd_otg->port_speed = (usbd_otg->regs->hostpc1_devlc & USB2D_HOSTPC1_DEVLC_PSPD_MASK) >> 25;
|
|
|
|
// Acknowledge setup request for EP0 and copy its configuration.
|
|
u32 ep0_setup_req = usbd_otg->regs->endptsetupstat;
|
|
if (ep0_setup_req & 1)
|
|
{
|
|
usbd_otg->regs->endptsetupstat = ep0_setup_req;
|
|
memcpy(&usbd_otg->control_setup, (void *)usbdaemon->qhs->setup, 8);
|
|
if (_usbd_handle_ep0_control_transfer())
|
|
break;
|
|
}
|
|
if (usbd_otg->configuration_set)
|
|
return 0;
|
|
|
|
if (timer < get_tmr_ms() || btn_read_vol() == (BTN_VOL_UP | BTN_VOL_DOWN))
|
|
return 2;
|
|
}
|
|
}
|
|
|
|
return 3;
|
|
}
|
|
|
|
int usb_device_ep0_initialize(usb_gadget_type type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case USB_GADGET_UMS:
|
|
usbd_otg->desc = &usb_gadget_ums_descriptors;
|
|
break;
|
|
case USB_GADGET_HID_GAMEPAD:
|
|
usbd_otg->desc = &usb_gadget_hid_jc_descriptors;
|
|
break;
|
|
case USB_GADGET_HID_TOUCHPAD:
|
|
usbd_otg->desc = &usb_gadget_hid_touch_descriptors;
|
|
break;
|
|
}
|
|
|
|
usbd_otg->type = type;
|
|
|
|
int result = _usbd_ep0_initialize();
|
|
if (result)
|
|
result = 8;
|
|
return result;
|
|
}
|
|
|
|
int usbd_handle_ep0_pending_control_transfer()
|
|
{
|
|
// Acknowledge setup request for EP0 and copy its configuration.
|
|
u32 ep0_setup_req = usbd_otg->regs->endptsetupstat;
|
|
if (ep0_setup_req & 1)
|
|
{
|
|
usbd_otg->regs->endptsetupstat = ep0_setup_req;
|
|
memcpy(&usbd_otg->control_setup, (void *)usbdaemon->qhs->setup, 8);
|
|
_usbd_handle_ep0_control_transfer();
|
|
memset(usb_ep0_ctrl_buf, 0, USB_TD_BUFFER_PAGE_SIZE);
|
|
}
|
|
|
|
if (usbd_otg->bulk_reset_req)
|
|
{
|
|
usbd_otg->bulk_reset_req = 0;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static usb_ep_status_t _usbd_get_ep1_status(usb_xfer_dir_t dir)
|
|
{
|
|
usb_ep_t ep;
|
|
if (dir == USB_XFER_DIR_OUT)
|
|
ep = USB_EP_BULK_OUT;
|
|
else
|
|
ep = USB_EP_BULK_IN;
|
|
return _usbd_get_ep_status(ep);
|
|
}
|
|
|
|
int usb_device_read_ep1_out(u8 *buf, u32 len, u32 *bytes_read, bool sync)
|
|
{
|
|
if (len > USB_EP_BUFFER_MAX_SIZE)
|
|
len = USB_EP_BUFFER_MAX_SIZE;
|
|
|
|
int result = _usbd_ep_operation(USB_EP_BULK_OUT, buf, len, sync);
|
|
|
|
if (sync && bytes_read)
|
|
{
|
|
if (result)
|
|
*bytes_read = 0;
|
|
else
|
|
*bytes_read = len;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
int usb_device_read_ep1_out_big_reads(u8 *buf, u32 len, u32 *bytes_read)
|
|
{
|
|
if (len > USB_EP_BULK_OUT_MAX_XFER)
|
|
len = USB_EP_BULK_OUT_MAX_XFER;
|
|
|
|
int result;
|
|
u32 bytes = 0;
|
|
*bytes_read = 0;
|
|
u8 *buf_curr = buf;
|
|
|
|
while (len)
|
|
{
|
|
u32 len_ep = MIN(len, USB_EP_BUFFER_MAX_SIZE);
|
|
|
|
result = usb_device_read_ep1_out(buf_curr, len_ep, &bytes, true);
|
|
if (!result)
|
|
{
|
|
len -= len_ep;
|
|
buf_curr += len_ep;
|
|
*bytes_read = *bytes_read + bytes;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int _usbd_get_ep1_out_bytes_read()
|
|
{
|
|
if (_usbd_get_ep_status(2) != USB_EP_STATUS_IDLE)
|
|
return 0;
|
|
else
|
|
return (usbdaemon->ep_bytes_requested[2] - (usbdaemon->qhs[2].token >> 16));
|
|
}
|
|
|
|
int usb_device_ep1_out_reading_finish(u32 *pending_bytes)
|
|
{
|
|
usb_ep_status_t ep_status;
|
|
do
|
|
{
|
|
ep_status = _usbd_get_ep1_status(USB_XFER_DIR_OUT);
|
|
if ((ep_status == USB_EP_STATUS_IDLE) || (ep_status == USB_EP_STATUS_DISABLED))
|
|
break;
|
|
|
|
usbd_handle_ep0_pending_control_transfer();
|
|
}
|
|
while ((ep_status == USB_EP_STATUS_ACTIVE) || (ep_status == USB_EP_STATUS_STALLED));
|
|
|
|
*pending_bytes = _usbd_get_ep1_out_bytes_read();
|
|
|
|
if (ep_status == USB_EP_STATUS_IDLE)
|
|
return 0;
|
|
else if (ep_status == USB_EP_STATUS_DISABLED)
|
|
return 28;
|
|
else
|
|
return 26;
|
|
}
|
|
|
|
int usb_device_write_ep1_in(u8 *buf, u32 len, u32 *bytes_written, bool sync)
|
|
{
|
|
if (len > USB_EP_BUFFER_MAX_SIZE)
|
|
len = USB_EP_BUFFER_MAX_SIZE;
|
|
|
|
int result = _usbd_ep_operation(USB_EP_BULK_IN, buf, len, sync);
|
|
|
|
if (sync && bytes_written)
|
|
{
|
|
if (result)
|
|
*bytes_written = 0;
|
|
else
|
|
*bytes_written = len;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int _usbd_get_ep1_in_bytes_written()
|
|
{
|
|
if (_usbd_get_ep_status(3) != USB_EP_STATUS_IDLE)
|
|
return 0;
|
|
else
|
|
return (usbdaemon->ep_bytes_requested[3] - (usbdaemon->qhs[3].token >> 16));
|
|
}
|
|
|
|
int usb_device_ep1_in_writing_finish(u32 *pending_bytes)
|
|
{
|
|
usb_ep_status_t ep_status;
|
|
do
|
|
{
|
|
ep_status = _usbd_get_ep1_status(USB_XFER_DIR_IN);
|
|
if ((ep_status == USB_EP_STATUS_IDLE) || (ep_status == USB_EP_STATUS_DISABLED))
|
|
break;
|
|
|
|
usbd_handle_ep0_pending_control_transfer();
|
|
}
|
|
while ((ep_status == USB_EP_STATUS_ACTIVE) || (ep_status == USB_EP_STATUS_STALLED));
|
|
|
|
*pending_bytes = _usbd_get_ep1_in_bytes_written();
|
|
|
|
if (ep_status == USB_EP_STATUS_IDLE)
|
|
return 0;
|
|
else if (ep_status == USB_EP_STATUS_DISABLED)
|
|
return 28;
|
|
|
|
usb_device_stall_ep1_bulk_out();
|
|
return 26;
|
|
}
|
|
|
|
bool usb_device_get_suspended()
|
|
{
|
|
u32 suspended = usbd_otg->regs->portsc1 & USB2D_PORTSC1_SUSP;
|
|
return (suspended ? true : false);
|
|
}
|
|
|
|
u32 usb_device_get_port_status()
|
|
{
|
|
return (usbd_otg->regs->portsc1);
|
|
}
|
|
|
|
bool usb_device_get_max_lun(u8 max_lun)
|
|
{
|
|
// Timeout if get MAX_LUN request doesn't happen in 10s.
|
|
u32 timer = get_tmr_ms() + 10000;
|
|
|
|
usbd_otg->max_lun = max_lun;
|
|
|
|
while (!usbd_otg->max_lun_set)
|
|
{
|
|
usbd_handle_ep0_pending_control_transfer();
|
|
if (timer < get_tmr_ms() || btn_read_vol() == (BTN_VOL_UP | BTN_VOL_DOWN))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool usb_device_get_hid_report()
|
|
{
|
|
// Timeout if get GET_HID_REPORT request doesn't happen in 10s.
|
|
u32 timer = get_tmr_ms() + 10000;
|
|
|
|
while (!usbd_otg->hid_report_sent)
|
|
{
|
|
usbd_handle_ep0_pending_control_transfer();
|
|
if (timer < get_tmr_ms() || btn_read_vol() == (BTN_VOL_UP | BTN_VOL_DOWN))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|