Re: HEADS UP! ATAng committed

Hi,

Lars Eggert wrote:

> Soren Schmidt wrote:
> 
>> ATAng has just been committed. You need to make world after this update
>> as atacontrol etc needs to pick up the changes.
> 
> Funky boot messages, but the system is usable after. This is with 
> today's -current:
> 
> atapci0: <Intel ICH2 UDMA100 controller> port 0xffa0-0xffaf at device 
> 31.1 on pci0
> ata0: at 0x1f0 irq 14 on atapci0
> ata1: at 0x170 irq 15 on atapci0
> ...
> ad0: 78167MB <Maxtor 4D080H4> [158816/16/63] at ata0-master UDMA100
> ata1-slave: WARNING - ATA_IDENTIFY recovered from missing interrupt
> acd0: CDRW <PHILIPS DVD+RW-D28> at ata1-master UDMA33
> ad3: WARNING - SETFEATURES recovered from missing interrupt
> ad3: WARNING - SETFEATURES recovered from missing interrupt
> ad3: WARNING - SET_MULTI recovered from missing interrupt
> ad3: WARNING - SETFEATURES recovered from missing interrupt
> ad3: 3584MB <p p p p p p p p p p p p p p p p p p p p> [585/112/112] at 
> ata1-slave PIO0
> ad3: WARNING - READ_MUL recovered from missing interrupt
> ad3: WARNING - READ_MUL recovered from missing interrupt
> ad3: WARNING - READ_MUL recovered from missing interrupt
> 
> Note that I have no ad3, only ad0 and acd0, which are masters on the 
> primary and secondary channels as probed above.

with today's -current (as opposed to 8/27, which was running when I sent 
the previous email), the system panics on boot:

GEOM: create disk ad0 dp=0xc63b9e70
ad0: 78167MB <Maxtor 4D080H4> [158816/16/63] at ata0-master UDMA100
acd0: CDRW <PHILIPS DVD+RW-D28> at ata1-master UDMA33
ad3: WARNING - SETFEATURES recovered from missing interrupt
ad3: WARNING - SETFEATURES recovered from missing interrupt
ad3: WARNING - SETFEATURES recovered from missing interrupt
GEOM: create disk ad3 dp=0xc64d6170


Fatal trap 18: integer divide fault while in kernel mode
cpuid = 0; lapic.id = 00000000
instruction pointer     = 0x8:0xc03067d0
stack pointer           = 0x10:0xc070fc1c
frame pointer           = 0x10:0xc070fcac
code segment            = base 0x0, limit 0xfffff, type 0x1b
                         = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 0 (swapper)
kernel: type 18 trap, code=0
Stopped at      __qdivrem+0x3e: divl    %ecx,%eax
db>

Lars
-- 
Lars Eggert <larse_at_isi.edu>           USC Information Sciences Institute