On Tue, 14 Jun 2011, Tony Lindgren wrote:

> * Nicolas Pitre <[email protected]> [110614 00:04]:
> > +
> > +   for_each_tag(atag, atag_list) {
> > +           if (atag->hdr.tag == ATAG_CMDLINE) {
> > +                   setprop_string(dt, "/chosen", "bootargs",
> > +                                     atag->u.cmdline.cmdline);
> > +           } else if (atag->hdr.tag == ATAG_MEM) {
> > +                   uint32_t mem_reg_property[2];
> > +                   mem_reg_property[0] = cpu_to_fdt32(atag->u.mem.start);
> > +                   mem_reg_property[1] = cpu_to_fdt32(atag->u.mem.size);
> > +                   setprop(dt, "/memory", "reg", mem_reg_property,
> > +                              sizeof(mem_reg_property));
> > +           } else if (atag->hdr.tag == ATAG_INITRD2) {
> > +                   uint32_t initrd_start, initrd_size;
> > +                   initrd_start = atag->u.initrd.start;
> > +                   initrd_size = atag->u.initrd.size;
> > +                   setprop_cell(dt, "/chosen", "linux,initrd-start",
> > +                                   initrd_start);
> > +                   setprop_cell(dt, "/chosen", "linux,initrd-end",
> > +                                   initrd_start + initrd_size);
> > +           }
> > +   }
> 
> I think Russell posted a complete list of the ATAGs to translate
> somewhere, but at least ATAG_REVISION is missing here. That's being
> used quite a bit as system_rev to set things dynamically.

No problem.  This is a work in progress.  We still can test the concept 
and fine tune the actual set of ATAGs being translated.


Nicolas
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