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Re: [openrisc] Cell not translated



Haven't really used xst, but generally these primites are part of the
library included by default, therefore you shoudln't read any verilog
files - verilog files are used in simulation...

regards,
Damjan

----- Original Message ----- 
From: "Richard Herveille" <[email protected]>
To: <[email protected]>
Sent: Friday, August 08, 2003 9:37 AM
Subject: RE: [openrisc] Cell not translated


>
> Hmm, never used the command line.
> RAMb4_16 is a Xilinx primitive, I don't know if there's a verilog file
> called like that. There's a directory containing a bunch of xilinx
> prepared functions. See if it contains RAMB4_16.v and included that
> directory.
> Maybe that helps.
>
> Richard
>
>
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]] On Behalf Of [email protected]
> > Sent: vrijdag 8 augustus 2003 8:30
> > To: [email protected]; [email protected]
> > Subject: Re: [openrisc] Cell not translated
> >
> >
> > Hello Richard,
> >                 I am using Xilinx ISE to synthesize or1200. I
> > have written a
> > script file to synthesize it. Problem here is that, at the
> > xst prompt, when
> > it is analyzing, it reads RAMB4_16.v library and fails. The error msg
> > is "Unsupported tri0 net type". Did you get the same msg when
> > you tried
> > to synthesize?
> > This is the first time I am trying to synthesize using Xilinx
> > ISE. If there is
> > a more efficient way to do it please let me know. I have been
> > comfortable with scripts, so I was trying that out.
> > Please help!
> >
> > Regards,
> > Sandeep.
> >
> > ----- Original Message ----- 
> > From: Richard Herveille <richard@a... >
> > To: openrisc@o...
> > Date: Sat, 15 Feb 2003 10:02:21 +0100
> > Subject: Re: [openrisc] Cell not translated
> >
> > >
> > >
> > >
> > > This is a synthesizer warning that it cannot instantiate the
> > > ramblocks.
> > > Apparantly OpenRISC is currently configured for Xilinx memories.
> > > Replace the
> > > blocks with your FPGA vendor's equivalent of Xilinx' RAMB4_16.
> > > Altera for
> > > example has direct replacements for them.
> > > And yes OR1200 is synthesizable, it's running on my board.
> > >
> > > Richard
> > >
> > >
> > > > Hi, All,
> > > >
> > > > I want to use OpenRisc as the netlist for my project. When I
> > > try to compile
> > > > and synthsis, there is warning:
> > > >
> > > > Warning: Cell
> > > 'or1200_immu_top/or1200_immu_tlb/itlb_mr_ram/ramb4_s16_0'
> > > > (RAMB4_S16) not translated. (TRANS-1) Warning: Cell
> > > > 'or1200_immu_top/or1200_immu_tlb/itlb_tr_ram/ramb4_s16_0'
> > > (RAMB4_S16_1) not
> > > > translated. (TRANS-1) Warning: Cell
> > > > 'or1200_immu_top/or1200_immu_tlb/itlb_tr_ram/ramb4_s16_1'
> > > > (RAMB4_S16_param_1) not translated. (TRANS-1) Warning: Cell
> > > > 'or1200_ic_top/or1200_ic_ram/ic_ram0/ramb4_s4_0' (RAMB4_S4)
> > > not translated.
> > > > (TRANS-1) Warning: Cell
> > > 'or1200_ic_top/or1200_ic_ram/ic_ram0/ramb4_s4_1'
> > > > (RAMB4_S4_param_1) not translated. (TRANS-1) Warning: Cell
> > > > 'or1200_ic_top/or1200_ic_ram/ic_ram0/ramb4_s4_2'
> > > (RAMB4_S4_param_2) not
> > > > translated. ......
> > > >
> > > > Anyone can tell me why and how to make it synthsizable?
> > > >
> > > > Is OpenRisc1200 synthsizable?
> > > >
> > > > Thanks in advance.
> > > >
> > > > Lei
> > >
> > --
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> >
> >
> >
>
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