Real and available memory?

[Krassimir Slavchev]

Hello,

I have Vortex86-6082 with 128Mb AMI bios.

Why the kernel reports only 80 MB available memory?
Is this related to BIOS or kernel settings?

dmesg output:

Copyright (c) 1992-2006 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 6.1-STABLE #0: Wed Jul 26 10:09:06 EEST 2006
    root at krassi:/usr/obj/usr/src/sys/TINYBSD
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Pentium (166.61-MHz 586-class CPU)
  Origin = "SiS SiS SiS "  Id = 0x505
real memory  = 125829120 (120 MB)
avail memory = 84332544 (80 MB)
kbd1 at kbdmux0
....


Best Regards