40db9910081de9b0ae21c63f58b00ae6b2e23c20
[karo-tx-uboot.git] / mkconfig
1 #!/bin/sh -e
2
3 # Script to create header files and links to configure
4 # U-Boot for a specific board.
5 #
6 # Parameters:  Target  Architecture  CPU  Board [VENDOR] [SOC]
7 #
8 # (C) 2002-2013 DENX Software Engineering, Wolfgang Denk <wd@denx.de>
9 #
10 # SPDX-License-Identifier:      GPL-2.0+
11 #
12
13 APPEND=no       # Default: Create new config file
14 BOARD_NAME=""   # Name to print in make output
15 TARGETS=""
16
17 arch=""
18 cpu=""
19 board=""
20 vendor=""
21 soc=""
22 options=""
23
24 if [ \( $# -eq 2 \) -a \( "$1" = "-A" \) ] ; then
25         # Automatic mode
26         line=`awk '($0 !~ /^#/ && $7 ~ /^'"$2"'$/) { print $1, $2, $3, $4, $5, $6, $7, $8 }' boards.cfg`
27         if [ -z "$line" ] ; then
28                 echo "make: *** No rule to make target \`$2_config'.  Stop." >&2
29                 exit 1
30         fi
31
32         set ${line}
33         # add default board name if needed
34         [ $# = 3 ] && set ${line} ${1}
35 fi
36
37 while [ $# -gt 0 ] ; do
38         case "$1" in
39         --) shift ; break ;;
40         -a) shift ; APPEND=yes ;;
41         -n) shift ; BOARD_NAME="${7%_config}" ; shift ;;
42         -t) shift ; TARGETS="`echo $1 | sed 's:_: :g'` ${TARGETS}" ; shift ;;
43         *)  break ;;
44         esac
45 done
46
47 [ $# -lt 7 ] && exit 1
48 [ $# -gt 8 ] && exit 1
49
50 # Strip all options and/or _config suffixes
51 CONFIG_NAME="${7%_config}"
52
53 [ "${BOARD_NAME}" ] || BOARD_NAME="${7%_config}"
54
55 arch="$2"
56 cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $1}'`
57 spl_cpu=`echo $3 | awk 'BEGIN {FS = ":"} ; {print $2}'`
58 if [ "$6" = "-" ] ; then
59         board=${BOARD_NAME}
60 else
61         board="$6"
62 fi
63 [ "$5" != "-" ] && vendor="$5"
64 [ "$4" != "-" ] && soc="$4"
65 [ $# -gt 7 ] && [ "$8" != "-" ] && {
66         # check if we have a board config name in the options field
67         # the options field mave have a board config name and a list
68         # of options, both separated by a colon (':'); the options are
69         # separated by commas (',').
70         #
71         # Check for board name
72         tmp="${8%:*}"
73         if [ "$tmp" ] ; then
74                 CONFIG_NAME="$tmp"
75         fi
76         # Check if we only have a colon...
77         if [ "${tmp}" != "$8" ] ; then
78                 options=${8#*:}
79                 TARGETS="`echo ${options} | sed 's:,: :g'` ${TARGETS}"
80         fi
81 }
82
83 if [ "${ARCH}" -a "${ARCH}" != "${arch}" ]; then
84         echo "Failed: \$ARCH=${ARCH}, should be '${arch}' for ${BOARD_NAME}" 1>&2
85         exit 1
86 fi
87
88 if [ "$options" ] ; then
89         echo "Configuring for ${BOARD_NAME} - Board: ${CONFIG_NAME}, Options: ${options}"
90 else
91         echo "Configuring for ${BOARD_NAME} board..."
92 fi
93
94 #
95 # Create link to architecture specific headers
96 #
97 if [ "$SRCTREE" != "$OBJTREE" ] ; then
98         mkdir -p ${OBJTREE}/include
99         LNPREFIX=${SRCTREE}/arch/${arch}/include/asm/
100         cd ${OBJTREE}/include
101         mkdir -p asm
102 else
103         cd arch/${arch}/include
104 fi
105
106 rm -f asm/arch
107
108 if [ -z "${soc}" ] ; then
109         ln -s ${LNPREFIX}arch-${cpu} asm/arch
110 else
111         ln -s ${LNPREFIX}arch-${soc} asm/arch
112 fi
113
114 if [ "${arch}" = "arm" ] ; then
115         rm -f asm/proc
116         ln -s ${LNPREFIX}proc-armv asm/proc
117 fi
118
119 if [ "$SRCTREE" = "$OBJTREE" ] ; then
120         cd ${SRCTREE}/include
121 fi
122
123 #
124 # Create include file for Make
125 #
126 ( echo "ARCH   = ${arch}"
127     if [ ! -z "$spl_cpu" ] ; then
128         echo 'ifeq ($(CONFIG_SPL_BUILD),y)'
129         echo "CPU    = ${spl_cpu}"
130         echo "else"
131         echo "CPU    = ${cpu}"
132         echo "endif"
133     else
134         echo "CPU    = ${cpu}"
135     fi
136     echo "BOARD  = ${board}"
137
138     [ "${vendor}" ] && echo "VENDOR = ${vendor}"
139     [ "${soc}"    ] && echo "SOC    = ${soc}"
140     exit 0 ) > config.mk
141
142 # Assign board directory to BOARDIR variable
143 if [ -z "${vendor}" ] ; then
144     BOARDDIR=${board}
145 else
146     BOARDDIR=${vendor}/${board}
147 fi
148
149 #
150 # Create board specific header file
151 #
152 if [ "$APPEND" = "yes" ]        # Append to existing config file
153 then
154         echo >> config.h
155 else
156         > config.h              # Create new config file
157 fi
158 echo "/* Automatically generated - do not edit */" >>config.h
159
160 for i in ${TARGETS} ; do
161         i="`echo ${i} | sed '/=/ {s/=/  /;q; } ; { s/$/ 1/; }'`"
162         echo "#define CONFIG_${i}" >>config.h ;
163 done
164
165 echo "#define CONFIG_SYS_ARCH  \"${arch}\""  >> config.h
166 echo "#define CONFIG_SYS_CPU   \"${cpu}\""   >> config.h
167 echo "#define CONFIG_SYS_BOARD \"${board}\"" >> config.h
168
169 [ "${vendor}" ] && echo "#define CONFIG_SYS_VENDOR \"${vendor}\"" >> config.h
170
171 [ "${soc}"    ] && echo "#define CONFIG_SYS_SOC    \"${soc}\""    >> config.h
172
173 cat << EOF >> config.h
174 #define CONFIG_BOARDDIR board/$BOARDDIR
175 #include <config_cmd_defaults.h>
176 #include <config_defaults.h>
177 #include <configs/${CONFIG_NAME}.h>
178 #include <asm/config.h>
179 #include <config_fallbacks.h>
180 #include <config_uncmd_spl.h>
181 EOF
182
183 exit 0