Re: No SCSI Ultra 160 with Adaptec Controller

[Martin Josefsson]

On Tue, 23 Jan 2001, Tim Sullivan wrote:

> [e-mail] wrote:
> > 
> > Yes, that code is still necessary.  There's a new aic7xxx driver by Justin
> > Gibbs at Adaptec which is now being beta tested which corrects this issue.
> 
> Justin's 6.0.9beta(latest release) hasn't corrected the problem yet.
> 
> scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.0.9 BETA
>         <Adaptec 29160 Ultra160 SCSI adapter>
>         aic7892: Wide Channel A, SCSI Id=7, 32/255 SCBs
> 
>   Vendor: QUANTUM   Model: ATLAS10K2-TY367L  Rev: DDD6
>   Type:   Direct-Access                      ANSI SCSI revision: 03
> (scsi0:A:0): async, 8bit
> scsi0:0:0:0: Tagged Queuing enabled.  Depth 8
> Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
> (scsi0:A:0): async, 16bit
> (scsi0:A:0): synchronous at 80.0MHz DT, offset 0x7f, 16bit
> SCSI device sda: 71721820 512-byte hdwr sectors (36722 MB)

I just had to jump into this thread and say this:

The way I see it:
	80MHz * 16bit = 160MB/s

This is output from kernel 2.4.1-pre10 with Justin's 6.0.9beta driver:

scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.0.9 BETA
        <Adaptec 29160 Ultra160 SCSI adapter>
        aic7892: Wide Channel A, SCSI Id=7, 32/255 SCBs
 
  Vendor: IBM       Model: DDYS-T18350N      Rev: S80D
  Type:   Direct-Access                      ANSI SCSI revision: 03
(scsi0:A:6): async, 8bit
scsi0:0:6:0: Tagged Queuing enabled.  Depth 32
Detected scsi disk sda at scsi0, channel 0, id 6, lun 0
async, 16bit
synchronous at 80.0MHz DT, offset 0x3f, 16bit
SCSI device sda: 35843670 512-byte hdwr sectors (18352 MB)

/Martin