From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zang Roy-r61911 Date: 01 Aug 2007 10:55:03 +0800 Subject: [U-Boot-Users] PCI express In-Reply-To: References: Message-ID: <1185936902.516.191.camel@localhost.localdomain> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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