[Patch] i386: build.c: Write out larger system size to bootsector

[Patch] i386: build.c: Write out larger system size to bootsector

[Frank Sorenson]

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This patch allows build.c to write out the full system size to the bootsector for system sizes larger than about 1 MB (1048560 bytes) by using another byte (a 4th byte would allow system sizes larger than 268 MB).

Signed-off-by: Frank Sorenson <frank@tuxrocks.com>

- --- a/arch/i386/boot/tools/build.c	2005-08-07 18:08:29.000000000 -0600
+++ b/arch/i386/boot/tools/build.c	2005-08-07 18:09:51.000000000 -0600
@@ -177,7 +177,8 @@
 		die("Output: seek failed");
 	buf[0] = (sys_size & 0xff);
 	buf[1] = ((sys_size >> 8) & 0xff);
- -	if (write(1, buf, 2) != 2)
+	buf[2] = ((sys_size >> 16) & 0xff);
+	if (write(1, buf, 3) != 3)
 		die("Write of image length failed");
 
 	return 0;					    /* Everything is OK */



Frank
- -- 
Frank Sorenson - KD7TZK
Systems Manager, Computer Science Department
Brigham Young University
frank@tuxrocks.com
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