From: Zang Roy-r61911 <tie-fei.zang@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] PCI express
Date: 01 Aug 2007 10:55:03 +0800 [thread overview]
Message-ID: <1185936902.516.191.camel@localhost.localdomain> (raw)
In-Reply-To: <f87675ee0707311229u3a75601ci28ec8e3b405abdcb@mail.gmail.com>
On Wed, 2007-08-01 at 03:29, robert lazarski wrote:
> Hi all,
>
> I'm preparing u-boot for my custom MPC8548E board which is arriving
> soon. Here's my memory map:
>
> 0x0000_0000 0x7fff_ffff DDR 2G
> 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
> 0xa000_0000 0xbfff_ffff PCI2 MEM 512M
> 0xe000_0000 0xe000_ffff CCSR 1M
> 0xe200_0000 0xe20f_ffff PCI1 IO 1M
> 0xe210_0000 0xe21f_ffff PCI2 IO 1M
> 0xf800_0000 0xffff_ffff FLASH (boot bank) 128M
>
> We also have a PCI-X . Are TLB and LAW entries required for PCI-X ?
You do not need to specify TLB/LAW for PCI-X. it uses the same memory
map as PCI1. Check the manual.
> I've seen some PCI-X stuff in the u-boot distro CPU and Driver
> section, but nothing much in the board section. Any clarification on
> what, if anything, is needed for u-boot to setup on a custom board
> with PCI-X would be appreciated.
PCI-X should use the same stuff as PCI1.
Roy
prev parent reply other threads:[~2007-08-01 2:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-31 19:29 [U-Boot-Users] PCI express robert lazarski
2007-08-01 2:55 ` Zang Roy-r61911 [this message]
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