On Wed, Mar 11, 2015 at 09:26:43PM +0100, Paul Kocialkowski wrote: > Le mercredi 11 mars 2015 à 11:04 -0500, Nishanth Menon a écrit : > > On Wed, Mar 11, 2015 at 11:00 AM, Tom Rini <tr...@konsulko.com> wrote: > > > On Wed, Mar 11, 2015 at 10:53:41AM -0500, Nishanth Menon wrote: > > >> On Wed, Mar 11, 2015 at 10:48 AM, Tom Rini <tr...@konsulko.com> wrote: > > >> > On Mon, Mar 09, 2015 at 05:12:05PM -0500, Nishanth Menon wrote: > > >> > > > >> >> omap_smc1 is now generic enough to remove duplicate > > >> >> omap3_gp_romcode_call logic that omap3 introduced. > > >> >> > > >> >> As part of this change, move to using the generic lowlevel_init.S for > > >> >> omap3 as well. > > >> >> > > >> >> Signed-off-by: Nishanth Menon <n...@ti.com> > > >> > > > >> > Reviewed-by: Tom Rini <tr...@konsulko.com> > > >> > > > >> > But I've always wondered, does OMAP3 not actually pass in the same info > > >> > in the same location / manner as OMAP4 and later? > > >> > > >> For smc call, the calls are similar, but the parameters change > > > > > > Right, sorry but I mean for boot params as that's what's still being > > > omap3-specific in lowlevel_init.S > > > > There seemed to be differences w.r.t bootdevice detection logic which > > seems to be extensive in omap3 :( > > had'nt dug too much there :( > > As far as I can see, the main difference is that omap4/5 are using SRAM > to store various bits such as the boot device > (OMAP_SRAM_SCRATCH_BOOT_PARAMS). On omap3, that logic is not used and a > global variable (omap3_boot_device) is there instead. > > We could easily make that logic fit omap3 as well and get rid of the > global variable. I also see a few functions from omap-common's > hwinit-common.c that could be reused on omap3. > > I could start looking into that, even though again, I don't have many > OMAP devices to test with.
Right, but is the data format the same or did it change, in what we're reading? -- Tom
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