From: Mike A. <an...@us...> - 2002-07-22 19:55:29
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Jeff Dike [jd...@ka...] wrote: > an...@us... said: > > Would you be against in a future release of the patch enabling the > > selection of scsi in the uml config.in file. > > Nope. I didn't know it worked. Do you have a low-level driver for it, or > are you doing something like iSCSI? The scsi_debug driver (drivers/scsi/scsi_debug.c) is a fake scsi low level driver. More info on the driver can be found here. http://www.torque.net/sg/sdebug.html I had to also make a small local change to sd.c to not request GFP_DMA memory. I have not found a general solution to this yet. Example uml output: (none):~# uname -a Linux (none) 2.5.26-40um #5 Mon Jul 22 12:46:16 PDT 2002 i686 unknown (none):~# cat /proc/scsi/scsi Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: Linux Model: scsi_debug Rev: 0004 Type: Direct-Access ANSI SCSI revision: 03 (none):~# cat /driverfs/root/scsi0/0\:0\:0\:0/name U51234560000003e8 (none):~# cat /proc/scsi/scsi_debug/0 scsi_debug adapter driver, Version: 1.61 (20020721) num_devs=1, shared (ram) size=8 MB, opts=0x0, every_nth=100(curr:0) sector_size=512 bytes, cylinders=64, heads=8, sectors=32, delay=1 number of aborts=0, device_reset=0, bus_resets=0, host_resets=0 dd if=/dev/sda of=/dev/null bs=512 count=10 10+0 records in 10+0 records out -Mike -- Michael Anderson an...@us... |