Re: [sodaville] [PATCH 02/11] x86: Add device tree support

2011-01-03 Thread H. Peter Anvin
On 12/30/2010 12:58 PM, Grant Likely wrote: Right, but in all of those cases a boot wrapper provides the same functionality with better flexability, such as being able to provided the dtb image(s) at install time instead of compile time. Assuming the boot wrapper is written correctly. I

Re: [sodaville] [PATCH 02/11] x86: Add device tree support

2011-01-03 Thread H. Peter Anvin
On 01/03/2011 08:05 AM, H. Peter Anvin wrote: On 12/30/2010 12:58 PM, Grant Likely wrote: Right, but in all of those cases a boot wrapper provides the same functionality with better flexability, such as being able to provided the dtb image(s) at install time instead of compile time.

Re: [sodaville] [PATCH 02/11] x86: Add device tree support

2011-01-03 Thread Grant Likely
On Mon, Jan 03, 2011 at 08:19:36AM -0800, H. Peter Anvin wrote: On 01/03/2011 08:05 AM, H. Peter Anvin wrote: On 12/30/2010 12:58 PM, Grant Likely wrote: Right, but in all of those cases a boot wrapper provides the same functionality with better flexability, such as being able to provided

Re: [sodaville] [PATCH 02/11] x86: Add device tree support

2011-01-03 Thread H. Peter Anvin
On 01/03/2011 10:06 AM, H. Peter Anvin wrote: The problem with that kind of boot wrapper is that they are per-architecture, increasing the differences between architectures needlessly, and they are often implemented very poorly. As such, it's nice to have an ultimate fallback that doesn't

Re: [sodaville] [PATCH 02/11] x86: Add device tree support

2010-12-30 Thread H. Peter Anvin
On 12/30/2010 12:26 AM, Grant Likely wrote: Since Linux on x86 has pretty much always depended on a two stage boot (firmware boots a bootloader like grub which in turn boots the kernel), then what is the use case for pursuing an in-kernel dtb linkage? simpleimage was used on powerpc for the