Re: [Qemu-devel] Sparc emulation no longer boots

[Nigel Horne]

Here's some more information.

Using the same disc image, but with an older version of qemu, the guest 
Linux boots:

...
umount[11]: Unimplemented SPARC system call 188
cat[12]: Unimplemented SPARC system call 188
SCSI subsystem driver Revision: 1.00
esp0: IRQ 36 SCSI ID 7 Clk 40MHz CCYC=25000 CCF=8 TOut 167 NCR53C90(esp100)
ESP: Total of 1 ESP hosts found, 1 actually in use.
scsi0 : Sparc ESP100 (NCR53C90)
 Vendor: QEMU      Model: QEMU HARDDISK     Rev: 0.9.
 Type:   Direct-Access                      ANSI SCSI revision: 03
 Vendor: QEMU      Model: QEMU CD-ROM       Rev: 0.9.
 Type:   CD-ROM                             ANSI SCSI revision: 03
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
SCSI device sda: 4194304 512-byte hdwr sectors (2147 MB)
Partition check:
/dev/scsi/host0/bus0/target0/lun0: p1 p2 p3 p4
Journalled Block Device driver loaded

Compare this with the looping version in git:
> > > ....
> > > initrd-tools: 0.1.84.2
> > > umount[11]: Unimplemented SPARC system call 188
> > > cat[12]: Unimplemented SPARC system call 188
> > >
> > > Then qemu loops.
Perhaps the problem lies within the SCSI emulation?

-Nigel