blob: c3b34377fa4d3721b3045d506dbc48e103123a63 [file] [log] [blame]
* This file is part of the coreboot project.
* Copyright (C) 2007 AMD
* Written by Yinghai Lu <> for AMD.
* 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
* 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., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
#ifndef USBDEBUG_H
#define USBDEBUG_H
#include <ehci.h>
struct ehci_debug_info {
void *ehci_caps;
void *ehci_regs;
void *ehci_debug;
u32 devnum;
u32 endpoint_out;
u32 endpoint_in;
char buf[8];
u8 bufidx;
void enable_usbdebug(unsigned int port);
int dbgp_bulk_write_x(struct ehci_debug_info *dbg_info, const char *bytes, int size);
int dbgp_bulk_read_x(struct ehci_debug_info *dbg_info, void *data, int size);
void set_ehci_base(unsigned ehci_base);
void set_ehci_debug(unsigned ehci_debug);
unsigned get_ehci_debug(void);
void set_debug_port(unsigned port);
int early_usbdebug_init(void);
void usbdebug_tx_byte(struct ehci_debug_info *info, unsigned char data);
void usbdebug_tx_flush(struct ehci_debug_info *info);
int usbdebug_init(unsigned ehci_bar, unsigned offset, struct ehci_debug_info *info);