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Date:      Wed, 27 Dec 1995 13:08:19 +0100
From:      se@zpr.uni-koeln.de (Stefan Esser)
To:        Alex Kluev <alex@tubank.msk.su>
Cc:        questions@freebsd.org
Message-ID:  <199512271208.AA11786@Sysiphos>
In-Reply-To: Alex Kluev <alex@tubank.msk.su> "" (Dec 23, 12:37)

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On Dec 23, 12:37, Alex Kluev wrote:
} Subject: 
} Subject: Adaptec 294x problem
} Newsgroups: comp.unix.bsd.freebsd.misc
} Organization: Tver Universal Bank, TeleCom Division.
} Summary: 
} Keywords: 
} 
} Hi!
} 
} I've got a weird problem. We have two Compaq boxes (OK, it wasn't my idea to
} buy those so please no flames ;). One 486DX4/100 ISA/PCI, another Pentium 90
} EISA/PCI. The Pentium one comes with integrated PCI SCSI compatible with
} itself and a Netflex Ethernet, also compatible with itself. The 4/100 box
} have an on-board PCI Cyrus Logic video board.
} 
} All of these may look very exiting, but also I have two AHA-2940 PCI SCSI
} host adapter and some fast SCSI disks that I want to use for FreeBSD 2.1. The
} problem is as follows :
} 
} When inserted in the 4/100 box, the 2940 is claiming that it detects the disks
} and installs the bios. If the disk have a DOS partition, it will boot with
} no problems, and show ~2Mb/s transfer rates. The same aplies to the P90 box
} (if the on-board SCSI is switched off with ECU). But the FreeBSD 2.1'w floppy
} kernel won't detect the adapter on both machines.
} 
} 
} I took a look in the kernel code, but lacking PCI programming expirience, it's
} a hell of a job to understand why it's not working. 

Sorry for the late reply!

I'll try to get you going ...

Please send VERBOSE boot messages (obtained 
by '-v' entered at the 'Boot: ' prompt), at
least of the PCI probe:

pcibus_setup(1):	mode 1 addr port (0x0cf8) is 0x00000000
pcibus_setup(1a):	mode1res=0x00000000 (0x80000000)
pcibus_setup(1b):	mode1res=0x00000000 (0xff000001)
pcibus_setup(2):	mode 2 enable port (0x0cf8) is 0x00
pcibus_setup(2a):	mode2res=0x0e (0x0e)
pcibus_setup(2a):	now trying mechanism 2
pcibus_check:	device 0 is there (id=04838086)
Probing for devices on the PCI bus:
	configuration mode 2 allows 16 devices.
chip0 <Intel 82424ZX (Saturn) cache DRAM controller> rev 4 on pci0:0
	CPU: 486DX2 or 486DX4, bus=33MHz, CPU->Memory posting ON
	Warning: NO cache parity! NO DRAM parity!
	Cache: 256KB writethrough, cache clocks=2-1-1-1
	DRAM: page mode code fetch, read and write, memory clocks=X-1-2-1
	CPU->PCI: posting ON, burst mode ON
	PCI->Memory: posting ON
ncr0 <ncr 53c810 scsi> rev 1 int a irq 9 on pci0:1
	mapreg[10] type=1 addr=0000e800 size=0100.
	mapreg[14] type=0 addr=fbfef000 size=0100.
	reg20: virtual=0xf2cfa000 physical=0xfbfef000 size=0x100

I need the contents (at least ALL numbers) 
of all lines starting with pcibus_setup() or 
pcibus_check. And additionally lines like
those for chip0 or ncr0 above ...

Regards, STefan



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