Date: Fri, 8 Mar 1996 07:59:16 -0800 From: "Ulf Zimmermann" <ulf@z-code.ncd.com> To: Terry Dwyer <tdwyer@netbsd08.dn.itg.telecom.com.au>, Ulf Zimmermann <ulf@z-code.ncd.com>, Terry Lambert <terry@lambert.org>, "Justin T. Gibbs" <gibbs@freefall.freebsd.org> Cc: FreeBSD Questions <FreeBSD-questions@freefall.freebsd.org> Subject: Re: Embedded SCSI controller on HP netserver LC Message-ID: <9603080759.ZM9180@zolaris.z-code.com> In-Reply-To: Terry Dwyer <tdwyer@netbsd08.dn.itg.telecom.com.au> "Re: Embedded SCSI controller on HP netserver LC" (Mar 8, 15:06) References: <Pine.BSI.3.90.960308150143.5189D-100000@netbsd08.dn.itg.telecom.com.au>
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On Mar 8, 15:06, Terry Dwyer wrote: > Subject: Re: Embedded SCSI controller on HP netserver LC > [...] > > > > > > I've been offered the chance to upgrade my hardware at work from a tired > > > old 486DX33 16MB ram to a new machine. This could well be a HP Netserver > > > LC (P100). > > To those who replied thank you. > > One of the replies indicated that the aic7770 could only handle 4 > transactions at a time as opposed to 16 for the aic7870. This has enabled > me to up the ante and go for a machine with a better SCSI controller. > > Terry >-- End of excerpt from Terry Dwyer AIC7850 = 3 SCB (SCSI Command Blocks) (PCI, used on many motherboards, sold as Motherboard with 2940 on board) AIC7770 = 4 SCB, external SRAM possible with up to 255 SCB (ISA, VLB, EISA) AIC7880 = 16 SCB, external SRAM possible with up to 255 SCB (PCI, 2940/2940W) AIC7880 = 16 SCB, external SRAM possible with up to 255 SCB (PCI, 3940/3940W(?)) The original software from Adaptec (HIM support) has also ways to store SCB in normal computer ram, but the AIC chip can't load this automatic. Bye, Ulf. -- ===================================| NCD Software Div. Z-Code, SysAdmin FreeBSD 2.1.0 is available now! | Phone: 415-899-7941 Fax: 898-8299 -----------------------------------| Rowland Way 101, Novato, CA-94945 Turning PCs into Workstations | E-Mail: ulf@ncd.com ===================================| Phone @home: 510-865-0204
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