coreboot-kgpe-d16/payloads/libpayload/drivers/usb/dwc2_private.h
Yunzhi Li 4938426783 libpayload: usb: dwc2: fix usb plug/unplug bug
Check device connect status while waiting for usb transfer complete
Avoid coreboot get stuck when usb device unplugged

BUG=chrome-os-partner:35525
TEST=None
BRANCH=None

Original-Change-Id: Id103501aa0d8b31b0b81bef773679c0fad79f689
Original-Signed-off-by: Yunzhi Li <lyz@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292630
Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Commit-Queue: Lin Huang <hl@rock-chips.com>
Original-Tested-by: Lin Huang <hl@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/292966
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Commit-Queue: David Hendricks <dhendrix@chromium.org>

Change-Id: I49396b74131dbfda505d9d3de5adbdc87eb92ce1
Signed-off-by: Yunzhi Li <lyz@rock-chips.com>
Reviewed-on: http://review.coreboot.org/11236
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-08-19 14:04:15 +00:00

59 lines
1.4 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 Rockchip Electronics
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#ifndef __DWC2_REGS_H__
#define __DWC2_REGS_H__
#include <usb/dwc2_registers.h>
typedef struct dwc_ctrl {
#define DMA_SIZE (64 * 1024)
void *dma_buffer;
u32 *hprt0;
u32 frame;
} dwc_ctrl_t;
typedef struct {
u8 *data;
endpoint_t *endp;
int reqsize;
u32 reqtiming;
u32 timestamp;
} intr_queue_t;
typedef struct {
int hubaddr;
int hubport;
} split_info_t;
#define DWC2_INST(controller) ((dwc_ctrl_t *)((controller)->instance))
#define DWC2_REG(controller) ((dwc2_reg_t *)((controller)->reg_base))
typedef enum {
HCSTAT_DONE = 0,
HCSTAT_XFERERR,
HCSTAT_BABBLE,
HCSTAT_STALL,
HCSTAT_ACK,
HCSTAT_NAK,
HCSTAT_NYET,
HCSTAT_UNKNOW,
HCSTAT_TIMEOUT,
HCSTAT_DISCONNECTED,
} hcstat_t;
#endif