/* * This file is part of the coreboot project. * * Copyright (C) 2007 AMD * Written by Yinghai Lu <yinghai.lu@amd.com> 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 * 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., 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; }; #ifndef __ROMCC__ 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); #endif #endif