Change-Id: Ia40543e5585845e5e6c178a620052c6a25927a5c Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: https://review.coreboot.org/17102 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
		
			
				
	
	
		
			127 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/bash
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| #
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| # Copyright 2015 Google Inc.
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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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| # converts a depthcharge fmap.dts into an fmaptool compatible .fmd format
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| # requires fdt utilities (dtc, fdtget)
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| #
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| # $1 dts file name
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| # result on stdout
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| set -e
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| 
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| if [ $# -lt 1 ]; then
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| 	echo "usage: $0 dts-file"
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| 	exit 1
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| fi
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| 
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| DTS=$1
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| DTB=`mktemp`
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| 
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| # $1 node
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| # $2 start variable name
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| # $3 size variable name
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| get_reg() {
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| 	local t=`fdtget -t x $DTB $1 reg 2>/dev/null`
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| 	if [ -n "$t" ]; then
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| 		export $2=0x`echo $t|cut -d' ' -f1`
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| 		export $3=0x`echo $t|cut -d' ' -f2`
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| 	else
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| 		export $3=0x`fdtget -t x $DTB $1 size`
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| 	fi
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| }
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| 
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| dtc -O dtb -o $DTB $DTS
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| get_reg /flash ROM_START ROM_SIZE
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| printf "FLASH@${ROM_START} ${ROM_SIZE} {"
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| 
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| PREFIX="\t"
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| REGION_START=-1
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| REGION_SIZE=0
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| CONTAINER_END=$(( ${ROM_SIZE} ))
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| CONTAINER_END_STACK=${CONTAINER_END}
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| CONTAINER_OFFSET=0
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| CONTAINER_OFFSET_STACK=0
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| 
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| FMAP_REGIONS=`fdtget -l $DTB /flash`
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| for region in $FMAP_REGIONS; do
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| 	OLD_REGION_START=$REGION_START
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| 	OLD_REGION_SIZE=$REGION_SIZE
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| 	get_reg /flash/$region REGION_START REGION_SIZE
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| 
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| 	# determine if we're past an existing container
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| 	while [ $(( ${REGION_START} )) -ge ${CONTAINER_END} ]; do
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| 		PREFIX=`printf "${PREFIX}" | cut -c2-`
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| 		printf "\n${PREFIX}}"
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| 		CONTAINER_END_STACK=`printf "${CONTAINER_END_STACK}" | cut -d' ' -f2-`
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| 		CONTAINER_OFFSET_STACK=`printf "${CONTAINER_OFFSET_STACK}" | cut -d' ' -f2-`
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| 		CONTAINER_END=`printf ${CONTAINER_END_STACK} | cut -d' ' -f1`
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| 		CONTAINER_OFFSET=`printf ${CONTAINER_OFFSET_STACK} | cut -d' ' -f1`
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| 	done
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| 
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| 	# determine if we're inside a new container region now
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| 	if [ $(( ${OLD_REGION_START} + ${OLD_REGION_SIZE} )) -gt $(( ${REGION_START} )) ]; then
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| 		PREFIX="\t${PREFIX}"
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| 		CONTAINER_END=$(( ${OLD_REGION_START} + ${OLD_REGION_SIZE} ))
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| 		CONTAINER_OFFSET=$(( ${OLD_REGION_START} ))
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| 		CONTAINER_END_STACK="${CONTAINER_END} ${CONTAINER_END_STACK}"
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| 		CONTAINER_OFFSET_STACK="${CONTAINER_OFFSET} ${CONTAINER_OFFSET_STACK}"
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| 		printf " {"
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| 	fi
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| 
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| 	LOCAL_REGION_START=$(( ${REGION_START} - ${CONTAINER_OFFSET} ))
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| 	LOCAL_REGION_START=`printf "0x%x" ${LOCAL_REGION_START}`
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| 
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| 	REGION_NAME=`fdtget $DTB /flash/$region label | tr '[a-z]-' '[A-Z]_'`
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| 	REGION_TYPE=`fdtget $DTB /flash/$region type 2>/dev/null | cut -d'/' -f1`
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| 
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| 	# a CBFS region? if so, mark as such
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| 	if [ "${REGION_TYPE}" = "blob cbfs" ]; then
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| 		IS_CBFS="(CBFS)"
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| 	else
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| 		IS_CBFS=""
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| 	fi
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| 
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| 	# special handling: rename BOOT_STUB to COREBOOT, mark them as CBFS
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| 	if [ "${REGION_NAME}" = "BOOT_STUB" ]; then
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| 		REGION_NAME="COREBOOT"
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| 	fi
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| 	if [ "${REGION_NAME}" = "COREBOOT" ]; then
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| 		IS_CBFS="(CBFS)"
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| 	fi
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| 
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| 	# also mark RW_LEGACY (seabios et al) as CBFS
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| 	if [ "${REGION_NAME}" = "RW_LEGACY" ]; then
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| 		IS_CBFS="(CBFS)"
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| 	fi
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| 
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| 	# special handling: COREBOOT region at 0, inject a 128K bootblock
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| 	# The size may need changes to accomodate the chipsets,
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| 	# but should work for now.
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| 	if [ "${REGION_NAME}" = "COREBOOT" -a \
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| 		$(( ${REGION_START} )) -eq 0 ]; then
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| 		printf "\n${PREFIX}BOOTBLOCK@0 128K"
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| 		LOCAL_REGION_START=$(( ${LOCAL_REGION_START} + 128*1024 ))
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| 		LOCAL_REGION_START=`printf 0x%x ${LOCAL_REGION_START}`
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| 		REGION_SIZE=$(( ${REGION_SIZE} - 128*1024 ))
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| 		REGION_SIZE=`printf 0x%x ${REGION_SIZE}`
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| 	fi
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| 
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| 	printf "\n${PREFIX}${REGION_NAME}${IS_CBFS}@${LOCAL_REGION_START} ${REGION_SIZE}"
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| done
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| 
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| while [ -n "${PREFIX}" ]; do
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| 	PREFIX=`printf "${PREFIX}" | cut -c2-`
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| 	printf "\n${PREFIX}}"
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| done
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| printf "\n"
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| 
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| rm -f $DTB
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