In article <20040119084927.GA15203@gelf.bodgit-n-scarper.com>
matt@bodgit-n-scarper.com wrote:

> > a dreamcast, or also if anyone's ever added a hard drive to a dreamcast.
> The latter is in the NetBSD/dreamcast FAQ. Yes, it's possible.

Here it is, but don't ask me how to make the hardware...
---
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 1.6ZH (DIGNITY) #328: Tue Jan 20 00:17:11 JST 2004
	tsutsui@mirage:/home/spool/src/sys/arch/dreamcast/compile/DIGNITY
SEGA Dreamcast
total memory = 16384 KB
avail memory = 14248 KB
mainbus0 (root)
cpu0 at mainbus0: HITACHI SH4 199.600MHz PCLOCK 49.900 MHz
8KB/32B direct-mapped Instruction cache. 
16KB/32B direct-mapped Data cache. 
P0, U0, P3 write-through P1 write-through
full-associative 4 ITLB, 64 UTLB entries
multiple virtual storage mode, SQ access: kernel, wired 61
shb0 at mainbus0
scif0 at shb0
maple0 at shb0: SH4 IRL 9
mapleA at maple0 port 0: Dreamcast Controller
mapleA1 at maple0 port 0 subunit 1: Visual Memory
mmem0 at mapleA1 function 1: Memory card
mmem0: 1 part, 512 bytes/block, 4 acc/write, 1 acc/read
mlcd0 at mapleA1 function 2: LCD display
mlcd0: 1 LCD, 192 bytes/block, 1 acc/write, horiz, norm white, upside-down
mmem0.0: 128 KB, blk 255 0, inf 255, fat 254 1, dir 253 13, icon 0, data 200
mlcd0.0: 48x32 display, 192 bytes
mapleB at maple0 port 1: Keyboard
mkbd0 at mapleB function 6: Japanese keyboard
wskbd0 at mkbd0: console keyboard
mapleC at maple0 port 2: Dreamcast Mouse
mms0 at mapleC function 9: SEGA Dreamcast Mouse
mms0: buttons: left middle right
wsmouse0 at mms0 mux 0
pvr0 at shb0: 640 x 480, 16bpp, VGA, RGB
wsdisplay0 at pvr0 kbdmux 1: console (80x30, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
gdrom0 at shb0: SH4 IRL 9
g2bus0 at shb0
dcext0 at g2bus0: Dreamcast Extension board
ne0 at dcext0 port 0x280 irq 9
ne0: NE2000 (RTL8019) Ethernet
ne0: Ethernet address 00:00:f4:69:34:49
ne0: 10base2, 10baseT, 10baseT-FDX, auto, default [0x00 0x10] auto
wdc0 at dcext0 port 0x400 irq 14
atabus0 at wdc0 channel 0
wd0 at atabus0 drive 0: <IBM-DTTA-350640>
wd0: drive supports 16-sector PIO transfers, LBA addressing
wd0: 6197 MB, 12592 cyl, 16 head, 63 sec, 512 bytes/sect x 12692736 sectors
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
root on wd0a dumps on wd0b
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Izumi Tsutsui
tsutsui@ceres.dti.ne.jp