I've got a CD here which is SUPPOSED to work - trouble is it fails with the following error:- Linux version 2.4.26 (root@localhost) (gcc version 3.3.3 20040217 (Gentoo Linux 3.3.3)) #3 Mon Jun 6 08:00:21 GMT 2005 ARCH: SUN4U Ethernet address: 00:03:ba:b0:9a:79 On node 0 totalpages: 129820 zone(0): 196444 pages. zone(1): 0 pages. zone(2): 0 pages. Found CPU 0 (node=f0072d50,mid=0) Found 1 CPU prom device tree node(s). Kernel command line: ro ramdisk=32768 cdrom Calibrating delay loop... 1294.33 BogoMIPS Memory: 1020080k available (1880k kernel code, 320k data, 144k init) [fffff80000 000000,00000000dfeb8000] Dentry cache hash table entries: 131072 (order: 8, 2097152 bytes) Inode cache hash table entries: 65536 (order: 7, 1048576 bytes) Mount cache hash table entries: 512 (order: 0, 8192 bytes) Buffer cache hash table entries: 65536 (order: 6, 524288 bytes) Page-cache hash table entries: 131072 (order: 7, 1048576 bytes) POSIX conformance testing by UNIFIX PCI: Probing for controllers. PCI: Found SABRE, main regs at 000001fe00000000, wsync at 000001fe00001c20 SABRE: Shared PCI config space at 000001fe01000000 SABRE: DVMA at 60000000 [20000000] PCI: Address space collision on region 6 [000001ff00080000:000001ff000bffff] of device PCI device 1282:9102 PCI-IRQ: Routing bus[ 0] slot[ 5] map[0] to INO[1c] PCI-IRQ: Routing bus[ 0] slot[ a] map[0] to INO[24] PCI-IRQ: Routing bus[ 0] slot[ c] map[0] to INO[06] PCI-IRQ: Routing bus[ 0] slot[ d] map[0] to INO[0c] PCI0(PBMA): Bus running at 33MHz isa0: [dma] [rtc -> (todm5819)] [power] [SUNW,lomh] [serial] [serial] [flashprom] ebus: No EBus's found. PCIO serial driver version 1.54 su(serial) at 0x1fe020003f8 (tty 0 irq 12,7eb) is a 16550A su(serial) at 0x1fe020002e8 (tty 1 irq 12,7eb) is a 16550A Linux NET4.0 for Linux 2.4 Based upon Swansea University Computer Society NET3.039 Initializing RT netlink socket Starting kswapd Journalled Block Device driver loaded udf: registering filesystem pty: 256 Unix98 ptys configured Real Time Clock Driver v1.10f RAMDISK driver initialized: 16 RAM disks of 32768K size 1024 blocksize Uniform Multi-Platform E-IDE driver Revision: 7.00beta4-2.4 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx ALI15X3: IDE controller at PCI slot 00:0d.0 ALI15X3: chipset revision 195 ALI15X3: 100% native mode on irq 4,7cc ide0: BM-DMA at 0x1fe02010220-0x1fe02010227, BIOS settings: hda:pio, hdb:pio ide1: BM-DMA at 0x1fe02010228-0x1fe0201022f, BIOS settings: hdc:pio, hdd:pio hda: ST380011A, ATA DISK drive ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx hdc: ST380011A, ATA DISK drive hdd: CD-224E, ATAPI CD/DVD-ROM drive ide0 at 0x1fe02010200-0x1fe02010207,0x1fe0201021a on irq 4,7cc ide1 at 0x1fe02010210-0x1fe02010217,0x1fe0201020a on irq 4,7cc hda: attached ide-disk driver. hda: host protected area => 1 hda: 156301488 sectors (80026 MB) w/2048KiB Cache, CHS=9729/255/63, UDMA(66) hdc: attached ide-disk driver. hdc: host protected area => 1 hdc: 156301488 sectors (80026 MB) w/2048KiB Cache, CHS=9729/255/63, UDMA(66) hdd: attached ide-cdrom driver. hdd: ATAPI 24X CD-ROM drive, 128kB Cache, DMA Uniform CD-ROM driver Revision: 3.12 Partition check: hda: hda1 hda2 hda3 hda4 hda5 hda6 hda7 hda8 hdc: hdc2 hdc3 SCSI subsystem driver Revision: 1.00 kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2 kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2 usb.c: registered new driver usbdevfs usb.c: registered new driver hub host/usb-uhci.c: $Revision: 1.275 $ time 08:04:17 Jun 6 2005 host/usb-uhci.c: High bandwidth mode enabled host/usb-uhci.c: v1.275:USB Universal Host Controller Interface driver host/usb-ohci.c: USB OHCI at membase 0x1ff01000000, IRQ 14,7e4 host/usb-ohci.c: usb-00:0a.0, PCI device 10b9:5237 usb.c: new USB bus registered, assigned bus number 1 hub.c: USB hub found hub.c: 2 ports detected usb.c: registered new driver hid hid-core.c: v1.8.1 Andreas Gal, Vojtech Pavlik <vojtech@xxxxxxx> hid-core.c: USB HID support drivers Initializing USB Mass Storage driver... usb.c: registered new driver usb-storage USB Mass Storage support registered. mice: PS/2 mouse device common for all mice Initializing Cryptographic API NET4: Unix domain sockets 1.0/SMP for Linux NET4.0. RAMDISK: Couldn't find valid RAM disk image starting at 0. Freeing initrd memory: 5023k freed VFS: Cannot open root device "" or 00:00 Please append a correct "root=" boot option Kernel panic: VFS: Unable to mount root fs on 00:00 Press L1-A to return to the boot prom Also, heres the relevant silo.conf partition=1 timeout=10 read-only message=/boot/cogent.txt default=linux append="cdrom" initrd=/boot/root.bin.gz ramdisk=32768 # Standard boot images image[sun4c,sun4d,sun4m]=/boot/sparc32.gz label=linux image[sun4u]=/boot/sparc64 label=linux Any ideas? BTW - where do u get the sparc images from in the first place to put on the CD? I'm assuming my predecessor got them from somewhere since they dont seem to be part of the Silo download. end The information contained within this e-mail and any files attached to this e-mail is private and in addition may include commercially sensitive information. 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