Date: Fri, 03 Jan 2014 12:15:35 -0500 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: Ian Lepore <ian@FreeBSD.org> Cc: freebsd-arm@FreeBSD.org Subject: Re: FreeBSD 10 on Dockstar (Marvell Kirkwood) Message-ID: <52C6F037.1050300@freebsd.org> In-Reply-To: <1388769174.1158.269.camel@revolution.hippie.lan> References: <20131231211054.GA90299@moore.morphism.de> <52C35398.2090502@freebsd.org> <1388769174.1158.269.camel@revolution.hippie.lan>
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On 01/03/14 12:12, Ian Lepore wrote:
> On Tue, 2013-12-31 at 18:30 -0500, Nathan Whitehorn wrote:
>> On 12/31/13 16:10, Markus Pfeiffer wrote:
>>> Hi all,
>>>
>>> I managed "fixing" it by editing the dockstar.dts file and putting for ranges:
>>>
>>> ranges = <0x0 0x2f 0xf9300000 0x00100000>
>>>
>>> Now I just have to figure out why this "fixes" it, and what damage that patch
>>> does.
>>> I also have some pathces for the LED on the dockstar which will tip up in my
>>> github soon.
>>>
>>> Cheers,
>>> markus
>> Which node did you add this to? I'm trying to make our FDT code more
>> standards-compliant. This seems like something where we missed a spot.
>> -Nathan
> The surrounding context looks like this:
>
> localbus@f1000000 {
> #address-cells = <2>;
> #size-cells = <1>;
> compatible = "mrvl,lbc";
>
> /* This reflects CPU decode windows setup. */
> ranges = <0x0 0x0f 0xf9300000 0x00100000
> 0x1 0x1e 0xfa000000 0x00100000
> 0x2 0x1d 0xfa100000 0x02000000
> 0x3 0x1b 0xfc100000 0x00000400>;
>
> nor@0,0 {
> #address-cells = <1>;
>
> Specifying ranges here is a Marvel-SoC-specific thing, other arm socs
> don't require it. The Marvell code uses these values to set up hardware
> memory mapping; on the Marvell chips it's possible to map DRAM, NAND,
> PCIe, etc into physical address ranges of your choosing.
>
> -- Ian
>
>
Ah, it's this horrible broken fdt_immr() stuff. I've killed that on PPC
now. I'll see what I can do for ARM.
-Nathan
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