On 07/01/2013 11:52 PM, Santosh Shilimkar wrote: > On some PAE architectures, the entire range of physical memory could reside > outside the 32-bit limit. These systems need the ability to specify the > initrd location using 64-bit numbers. > > This patch globally modifies the early_init_dt_setup_initrd_arch() function to > use 64-bit numbers instead of the current unsigned long. > > There has been quite a bit of debate about whether to use u64 or phys_addr_t. > It was concluded to stick to u64 to be consistent with rest of the device > tree code. As summarized by Geert, "The address to load the initrd is decided > by the bootloader/user and set at that point later in time. The dtb should not > be tied to the kernel you are booting" > > More details on the discussion can be found here: > https://lkml.org/lkml/2013/6/20/690 > https://lkml.org/lkml/2012/9/13/544 > > Cc: Grant Likely <grant.lik...@linaro.org> > Cc: Rob Herring <rob.herr...@calxeda.com> > Cc: Geert Uytterhoeven <ge...@linux-m68k.org> > Cc: Sebastian Andrzej Siewior <bige...@linutronix.de> > Cc: Jean-Christophe PLAGNIOL-VILLARD <plagn...@jcrosoft.com> > Cc: Vineet Gupta <vgu...@synopsys.com> > Cc: Russell King <li...@arm.linux.org.uk> > Cc: Catalin Marinas <catalin.mari...@arm.com> > Cc: Will Deacon <will.dea...@arm.com> > Cc: Mark Salter <msal...@redhat.com> > Cc: Aurelien Jacquiot <a-jacqu...@ti.com> > Cc: James Hogan <james.ho...@imgtec.com> > Cc: Michal Simek <mon...@monstr.eu> > Cc: Ralf Baechle <r...@linux-mips.org> > Cc: Jonas Bonn <jo...@southpole.se> > Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org> > Cc: Paul Mackerras <pau...@samba.org> > Cc: x...@kernel.org > Cc: a...@kernel.org > Cc: Chris Zankel <ch...@zankel.net> > Cc: Max Filippov <jcmvb...@gmail.com> > Cc: bige...@linutronix.de > Cc: robherri...@gmail.com > Cc: Nicolas Pitre <nicolas.pi...@linaro.org> > > Cc: linux-arm-ker...@lists.infradead.org > Cc: linux-c6x-...@linux-c6x.org > Cc: linux-m...@linux-mips.org > Cc: linuxppc-dev@lists.ozlabs.org > Cc: linux-xte...@linux-xtensa.org > Cc: devicetree-disc...@lists.ozlabs.org > > Signed-off-by: Santosh Shilimkar <santosh.shilim...@ti.com> > ---
Acked-by: Vineet Gupta <vgu...@synopsys.com> [For arch/arc bits] -Vineet _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev