From 5c5c6976806aec2b62b82771daa2c3b4ab8a5b10 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 23 May 2007 18:15:11 +0000
Subject: [PATCH] fix x86 boot filesystem allocation (#1736)

SVN-Revision: 7312
---
 target/linux/rb532-2.6/image/gen_image.sh | 2 +-
 target/linux/x86-2.6/image/gen_image.sh   | 7 ++++---
 tools/firmware-utils/src/ptgen.c          | 2 +-
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/target/linux/rb532-2.6/image/gen_image.sh b/target/linux/rb532-2.6/image/gen_image.sh
index e812859797..8875834b9e 100755
--- a/target/linux/rb532-2.6/image/gen_image.sh
+++ b/target/linux/rb532-2.6/image/gen_image.sh
@@ -11,7 +11,7 @@ rm -f "$OUTPUT"
 set `ptgen -o "$OUTPUT" -h 16 -s 32 -t 0x27 -p ${KERNELSIZE}m -t 0x83 -p ${ROOTFSSIZE}m`
 
 KERNELOFFSET="$(($1 / 512))"
-ROOTFSOFFSET="$(($2 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
 
 dd if="$KERNELIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$KERNELOFFSET"
 dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 conv=notrunc seek="$ROOTFSOFFSET"
diff --git a/target/linux/x86-2.6/image/gen_image.sh b/target/linux/x86-2.6/image/gen_image.sh
index b4845f5a77..d48e3720dc 100755
--- a/target/linux/x86-2.6/image/gen_image.sh
+++ b/target/linux/x86-2.6/image/gen_image.sh
@@ -22,10 +22,11 @@ cyl=$(( ($KERNELSIZE + $ROOTFSSIZE) * 1024 * 1024 / ($head * $sect * 512)))
 set `ptgen -o "$OUTPUT" -h $head -s $sect -p ${KERNELSIZE}m -p ${ROOTFSSIZE}m`
 
 KERNELOFFSET="$(($1 / 512))"
-ROOTFSOFFSET="$(($2 / 512))"
-ROOTFSSIZE="$(( ($3 - $2) / 512))"
+KERNELSIZE="$(($2 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+ROOTFSSIZE="$(($4 / 512))"
 
-BLOCKS="$((($ROOTFSOFFSET - $KERNELOFFSET) / 2 - 1))"
+BLOCKS="$((($KERNELSIZE / 2) - 1))"
 
 genext2fs -d "$KERNELDIR" -b "$BLOCKS" "$OUTPUT.kernel"
 dd if="$OUTPUT.kernel" of="$OUTPUT" bs=512 seek="$KERNELOFFSET" conv=notrunc
diff --git a/tools/firmware-utils/src/ptgen.c b/tools/firmware-utils/src/ptgen.c
index ce93016667..8733e252cb 100644
--- a/tools/firmware-utils/src/ptgen.c
+++ b/tools/firmware-utils/src/ptgen.c
@@ -140,8 +140,8 @@ static int gen_ptable(int nr)
 		if (verbose)
 			fprintf(stderr, "Partition %d: start=%ld, end=%ld, size=%ld\n", i, (long) start * 512, ((long) start + (long) len) * 512, (long) len * 512);
 		printf("%ld\n", ((long) start * 512));
+		printf("%ld\n", ((long) len * 512));
 	}
-	printf("%ld\n", ((long) (start + len) * 512));
 
 	if ((fd = open(filename, O_WRONLY|O_CREAT, 0644)) < 0) {
 		fprintf(stderr, "Can't open output file '%s'\n",filename);
-- 
2.30.2