##
## This file is part of the coreboot project.
##
## Copyright (C) 2012 The Chromium OS Authors.  All rights reserved.
##
## 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
##

config ELOG
	depends on SPI_FLASH
	bool "Support for flash based event log"
	default n
	help
	  Enable support for flash based event logging.

if ELOG

config ELOG_DEBUG
	bool "Enable debug output for event logging"
	default n

config ELOG_FLASH_BASE
	hex "Event log offset into flash"
	default 0
	help
	  Offset into the flash chip for the ELOG block.
	  This should be allocated in the FMAP.

config ELOG_AREA_SIZE
	hex "Size of Event Log area in flash"
	default 0x1000
	help
	  This should be a multiple of flash block size.

	  Default is 4K.

config ELOG_FULL_THRESHOLD
	hex "Threshold at which flash is considered full"
	default 0xC00
	help
	  When the Event Log size is larger than this it will be shrunk
	  to ELOG_SHRINK_SIZE.  Must be greater than ELOG_AREA_SIZE, and
	  ELOG_AREA_SIZE - ELOG_FULL_THRESHOLD must be greater than the
	  maximum event size of 128.

	  Default is 75% of the log, or 3K.

config ELOG_SHRINK_SIZE
	hex "Resulting size when the event log is shrunk"
	default 0x400
	help
	  When the Event Log is shrunk it will go to this size.
	  ELOG_AREA_SIZE - ELOG_SHRINK_SIZE must be less than
	  CONFIG_ELOG_FULL_THRESHOLD.

	  Default is 1K.

endif