Re: [openrisc] question about ORP

["Damjan Lampret" <lampret@opencores.org>]

BTW I have added an explanation of ORP here:

http://www.opencores.org/projects/or1k/ORPmon

regards,
Damjan

----- Original Message -----
From: "Damjan Lampret" <lampret@opencores.org>
To: <openrisc@opencores.org>
Sent: Sunday, August 18, 2002 3:53 PM
Subject: Re: [openrisc] question about ORP


> Heya !
>
> uclinux ran on xess xsv800 board and also on a proprietary board. These
two
> boards had different amount of RAM, xess xsv800 has 2MB. So you can
compile
> uclinux for 2MB or 8MB. Same with ethernet mac base address. ORP defines
> that it should be at 0x92000000, where some other non-ORP system might put
> it somewhere else. The thing is we just recently moved to ORP
> memory/interrupts map so things might still be out of sync between
software
> (such as uclinux) and certain ORP hardware (such as orp_soc and xess).
>
> In next few days there will be more updates on the web/cvs regarding ORP,
> uclinux, orp_soc etc as things get synced.
>
> regards,
> Damjan
>
> ----- Original Message -----
> From: "Zhangyong" <zhangyong@nari-relays.com>
> To: <openrisc@opencores.org>
> Sent: Saturday, August 17, 2002 4:00 PM
> Subject: [openrisc] question about ORP
>
>
> > Hi, all!
> >
> >        From "or32-uClinux-2.0.x/arch/or32/board/rom.ld" and
> "or32-uClinux-2.0.x/include/asm-or32/board.h",  I know :
> >     1. the kernel run on 8 MB ram
> >     2. the ethernet's base address is 0xd000_0000
> >
> >     But from "orp/orp_soc/rtl/verilog/xsv_fpga_defines.v" and
> "xess/xsv_fpga/doc/xsv-manual-v1_1.pdf",  know :
> >     1. the board has 2 MB ram
> >     2. the ethernet's base address is 0x9200_0000
> >
> >    Where wrong?
> >
> >     Thx!
> >
> > --
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