From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <009a01bfbb13$559d2d00$4607a8c0@LocalHost> From: "Gong Zhuo" To: "linuxppc dev" , "Gabriel Paubert" References: Subject: Re: Any compact pci driver for MCP750? Date: Thu, 11 May 2000 14:37:02 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: ----- Original Message ----- From: Gabriel Paubert To: Gong Zhuo_sina Cc: linuxppc dev Sent: Thursday, May 04, 2000 6:08 PM Subject: Re: Any compact pci driver for MCP750? > > > On Sat, 29 Apr 2000, Gong Zhuo_sina wrote: > > > > > Hi: > > I am using CPX8216. I want to run linuxppc on the system board MCP750. Is > > there any device driver which can support DEC21154 (or DEC21554 for MCPN750) > > so that I can operate the memory on board(MCPN750) through the compact pci > > bus? > > For the MCP750, you should have no problems. But to access MCPN750, the > code is not written and even the infrastructure is not (yet) there. some > more work to support non transparent PCI<->PCI bridges is necessary. > > For various reasons (getting a larger PCI memory space being the first one > in your case to be able t oaccess several MCPN750 in a single backplane), > you might be interested in my prepboot loader which reorganizes Raven or > Hawk bridges in CHRP mode rather than PreP mode > (ftp:://vlab1.iram.es/linux-2.2/mvme*patch*). > In fact , I am moving from VME bus to CompactPCI bus . I have used your VME bus drivers for MVME2600 and it is very good . Thank you very much. Does you meaning there is a similar driver for DEC21154(MCP750) so that 'open' 'close' 'mmap' and so on can be done on C-PCI just like your VME bus drivers? Regards, Gong Zhuo. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/