Importing sys/dev/videomode
NetBSD provides an in-kernel EDID parser, validator, and printer along with other useful functions. This code will be re-used by the Minix fb driver as it is a complete and well tested implementation. Change-Id: I46fe3005d9957cd90d4972030ddcce7bc3bd7924
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Thomas Cort
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Gerrit Code Review
Gerrit Code Review
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6405d78182
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192
sys/dev/videomode/devlist2h.awk
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192
sys/dev/videomode/devlist2h.awk
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@@ -0,0 +1,192 @@
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#! /usr/bin/awk -f
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# $NetBSD: devlist2h.awk,v 1.1 2006/05/11 01:49:53 gdamore Exp $
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#
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# Copyright (c) 1995, 1996 Christopher G. Demetriou
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgement:
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# This product includes software developed by Christopher G. Demetriou.
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# 4. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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BEGIN {
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nproducts = nvendors = blanklines = 0
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dfile="ediddevs_data.h"
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hfile="ediddevs.h"
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}
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NR == 1 {
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VERSION = $0
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gsub("\\$", "", VERSION)
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gsub(/ $/, "", VERSION)
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printf("/*\t$NetBSD" "$\t*/\n\n") > dfile
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printf("/*\n") > dfile
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printf(" * THIS FILE AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \
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> dfile
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printf(" *\n") > dfile
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printf(" * generated from:\n") > dfile
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printf(" *\t%s\n", VERSION) > dfile
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printf(" */\n") > dfile
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printf("/*\t$NetBSD" "$\t*/\n\n") > hfile
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printf("/*\n") > hfile
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printf(" * THIS FILE AUTOMATICALLY GENERATED. DO NOT EDIT.\n") \
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> hfile
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printf(" *\n") > hfile
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printf(" * generated from:\n") > hfile
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printf(" *\t%s\n", VERSION) > hfile
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printf(" */\n") > hfile
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next
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}
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NF > 0 && $1 == "vendor" {
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nvendors++
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vendorindex[$2] = nvendors; # record index for this name, for later.
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vendors[nvendors, 1] = $2; # name/ID
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i = 2; f = 3;
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printf("#define\tEDID_VENDOR_%s\t\"", vendors[nvendors, 1]) > hfile
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# comments
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oparen = 0
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while (f <= NF) {
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if ($f == "#") {
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printf("(") > hfile
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oparen = 1
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f++
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continue
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}
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if (oparen) {
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printf("%s", $f) > hfile
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f++
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continue
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}
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vendors[nvendors, i] = $f
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printf("%s", vendors[nvendors, i]) > hfile
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if (f < NF)
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printf(" ") > hfile
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i++; f++;
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}
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if (oparen)
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printf(")") > hfile
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printf("\"") > hfile
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printf("\n") > hfile
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next
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}
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NF > 0 && $1 == "product" {
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nproducts++
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products[nproducts, 1] = $2; # vendor name
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products[nproducts, 2] = $3; # product id
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products[nproducts, 3] = $4; # id
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printf("#define\tEDID_PRODUCT_%s_%s\t%s", products[nproducts, 1],
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products[nproducts, 2], products[nproducts, 3]) > hfile
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i = 4; f = 5;
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ocomment = oparen = 0
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if (f <= NF) {
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printf("\t\t/* ") > hfile
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ocomment = 1;
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}
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while (f <= NF) {
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if ($f == "#") {
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printf("(") > hfile
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oparen = 1
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f++
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continue
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}
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if (oparen) {
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printf("%s", $f) > hfile
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if (f < NF)
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printf(" ") > hfile
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f++
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continue
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}
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products[nproducts, i] = $f
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printf("%s", products[nproducts, i]) > hfile
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if (f < NF)
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printf(" ") > hfile
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i++; f++;
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}
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if (oparen)
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printf(")") > hfile
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if (ocomment)
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printf(" */") > hfile
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printf("\n") > hfile
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next
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}
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{
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if ($0 == "")
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blanklines++
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if (blanklines != 2 && blanklines != 3)
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print $0 > hfile
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if (blanklines < 2)
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print $0 > dfile
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}
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END {
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# print out the match tables
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printf("\n") > dfile
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printf("const struct edid_vendor edid_vendors[] = {\n") > dfile
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for (i = 1; i <= nvendors; i++) {
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printf("\t{") > dfile
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printf(" \"%s\", EDID_VENDOR_%s", vendors[i, 1], \
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vendors[i, 1]) > dfile
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printf(" },\n") > dfile
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}
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printf("};\n") > dfile
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printf("const int edid_nvendors = %d;\n", nvendors) > dfile
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printf("\n") > dfile
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printf("const struct edid_product edid_products[] = {\n") > dfile
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for (i = 1; i <= nproducts; i++) {
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printf("\t{\n") > dfile
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printf("\t \"%s\", EDID_PRODUCT_%s_%s,\n", \
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products[i, 1], products[i, 1], products[i, 2]) > dfile
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printf("\t \"") > dfile
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j = 4
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needspace = 0
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while ((i, j) in products) {
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if (needspace)
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printf(" ") > dfile
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printf("%s", products[i, j]) > dfile
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needspace = 1
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j++
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}
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printf("\",\n") > dfile
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printf("\t},\n") > dfile
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}
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printf("};\n") > dfile
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printf("const int edid_nproducts = %d;\n", nproducts) >dfile
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close(dfile)
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close(hfile)
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}
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