e2227a23a7
Also relocate and split header files, there is some interest for EHCI debug support without PCI. Change-Id: Ibe91730eb72dfe0634fb38bdd184043495e2fb08 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/5129 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com>
62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2007 AMD
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* Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#include <string.h>
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#include <console/console.h>
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#include <console/usb.h>
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static void dbgp_init(void)
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{
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usbdebug_init();
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}
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static void dbgp_tx_byte(unsigned char data)
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{
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usbdebug_tx_byte(dbgp_console_output(), data);
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}
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static unsigned char dbgp_rx_byte(void)
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{
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unsigned char data = 0xff;
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if (dbgp_ep_is_active(dbgp_console_input()))
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dbgp_bulk_read_x(dbgp_console_input(), &data, 1);
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return data;
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}
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static void dbgp_tx_flush(void)
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{
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usbdebug_tx_flush(dbgp_console_output());
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}
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static int dbgp_tst_byte(void)
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{
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return dbgp_ep_is_active(dbgp_console_input());
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}
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static const struct console_driver usbdebug_direct_console __console = {
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.init = dbgp_init,
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.tx_byte = dbgp_tx_byte,
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.tx_flush = dbgp_tx_flush,
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.rx_byte = dbgp_rx_byte,
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.tst_byte = dbgp_tst_byte,
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};
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