From: Peter Ryser <peter.ryser@xilinx.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Xilinx ML403/PPC U-Boot support
Date: Wed, 08 Feb 2006 22:10:11 -0800 [thread overview]
Message-ID: <43EADCC3.7090208@xilinx.com> (raw)
In-Reply-To: <43EAD639.7000005@sbcglobal.net>
>Careful. ML403 reference design (as-is) is not using the Xilinx option
>of using side-by-side data access (32-bit fetch out of a single 16-bit
>flash), so XIP (execution in place) is evidently NOT supported in ML403.
> However, I had a new bit file built with side-by-side data access
>enabled, but haven't yet execute out of flash (no need because ML403 has
>a big memory.) But it correctly fetches 32-bit now. Ping me in a week
>on my progress with XIP and flash.
>
Hmm, why do you need that? The ML403 has two flash chips and with that
allows 32 bit wide accesses. That allows you to access the whole flash
space and should give you much better performance than executing out of
a 16 bit wide flash.
- Peter
next prev parent reply other threads:[~2006-02-09 6:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-27 9:06 [U-Boot-Users] Sequence of Xilinx ML403/PPC S. Egbert
2006-01-27 10:13 ` Wolfgang Denk
2006-01-31 6:10 ` Peter Ryser
2006-02-01 1:15 ` S. Egbert
2006-02-01 6:36 ` [U-Boot-Users] XUARTLITE/PPC405/Linux after UBOOT S. Egbert
2006-02-09 3:09 ` [U-Boot-Users] Xilinx ML403/PPC U-Boot support bbosch at iphase.com
2006-02-09 4:15 ` [U-Boot-Users] " Peter Ryser
2006-02-10 3:17 ` bbosch at iphase.com
2006-03-07 11:20 ` [U-Boot-Users] " Paula S
2006-05-29 16:25 ` [U-Boot-Users] " Filippo Capurso - DAVE srl
2006-02-09 5:42 ` [U-Boot-Users] " S. Egbert
2006-02-09 6:10 ` Peter Ryser [this message]
2006-02-09 8:35 ` S. Egbert
2006-12-28 9:22 ` yogir
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