coreboot-kgpe-d16/src/pc80/usbdebug_serial.c
Patrick Georgi 5692c57336 - move EHCI_BAR_INDEX to ehci.h - it's constant as per EHCI spec 2.3.1
- move EHCI_BAR and EHCI_DEBUG_OFFSET to Kconfig to be set by USB debug port enabled southbridges
- drop USB debug code includes from romstage.cs and use romstage-srcs in the build system instead

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5911 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
2010-10-05 13:40:31 +00:00

57 lines
1.7 KiB
C

/*
* 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
*/
#include "../lib/usbdebug.c"
#include <arch/io.h>
#include <ehci.h>
void early_usbdebug_init(void)
{
struct ehci_debug_info *dbg_info = (struct ehci_debug_info *)
(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - sizeof(struct ehci_debug_info));
usbdebug_init(CONFIG_EHCI_BAR, CONFIG_EHCI_DEBUG_OFFSET, dbg_info);
}
void usbdebug_tx_byte(unsigned char data)
{
struct ehci_debug_info *dbg_info;
/* "Find" dbg_info structure in Cache */
dbg_info = (struct ehci_debug_info *)
(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE - sizeof(struct ehci_debug_info));
if (dbg_info->ehci_debug) {
dbgp_bulk_write_x(dbg_info, (char*)&data, 1);
}
}
void usbdebug_ram_tx_byte(unsigned char data)
{
struct ehci_debug_info *dbg_info;
/* "Find" dbg_info structure in RAM */
dbg_info = (struct ehci_debug_info *)
((CONFIG_RAMTOP) - sizeof(struct ehci_debug_info));
if (dbg_info->ehci_debug) {
dbgp_bulk_write_x(dbg_info, (char*)&data, 1);
}
}