seems simple to me ;-)
it's not possible to write to highmem because there is none!
640 low + 128 umb < 1M where highmem is supposed to be.
I'm not sure if there is allready a 'reasonable' flavour of linux running on 286s with close-to-none mem.
> -----Original Message-----
> From: firstname.lastname@example.org [mailto:email@example.com]
> Sent: Wednesday, August 29, 2001 6:49 PM
> To: firstname.lastname@example.org
> Subject: ERROR: Cannot write into high mem
> The task is re-use our old PCs and make terminals out of them.
> I've configured software suite including DHCPd, tftpd and
> netboot-0.8.1 (under Red Hat 7.0) for booting diskless clients.
> Everything work just fine on the server side.
> So the problem is on client side, as I suppose.
> Here I have wrote down the messages on the clients display:
> ......(Decompressing boot image)
> ......(Info about packet driver)
> Boot-Rom V0.8.1, Copyright (C) 1995-1998 G. Kuhlmann
> Local IP: 192.168.0.111
> Server IP: 192.168.0.222
> File name:/tftpboot/tester.boot
> Block 1 Image 0: Start=10000, End=10200
> Block 8 Image 2: Start=10400, End=20000
> Block 137 ERROR: Cannot write into high mem
> Insert boot disk and press a key
> Configuration of the client:
> PC/AT 80286
> ROM-BIOS date 05/05/91
> Base Memory 640 KB
> Ext. memory 128 KB
> no HDD
> NE2000 compatible NIC
> The DOS-boot-image was made of msdos.sys, io.sys and command.com with
> mknbi-dos utility.
> If anyone knows how can I work it out, tell me, please.
> Any advice will be appreciated.
> Many thanks,
> Arkady Shraer,
> International Slavonic University (Kharkov, Ukraine)
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