Messages in this thread | | | From | Nick Desaulniers <> | Date | Wed, 17 Jun 2020 11:16:42 -0700 | Subject | Re: [PATCH v5 01/13] powerpc: Remove Xilinx PPC405/PPC440 support |
| |
On Wed, Jun 17, 2020 at 3:20 AM Michael Ellerman <mpe@ellerman.id.au> wrote: > > Michael Ellerman <mpe@ellerman.id.au> writes: > > Michal Simek <michal.simek@xilinx.com> writes: > <snip> > > >> Or if bamboo requires uImage to be built by default you can do it via > >> Kconfig. > >> > >> diff --git a/arch/powerpc/platforms/44x/Kconfig > >> b/arch/powerpc/platforms/44x/Kconfig > >> index 39e93d23fb38..300864d7b8c9 100644 > >> --- a/arch/powerpc/platforms/44x/Kconfig > >> +++ b/arch/powerpc/platforms/44x/Kconfig > >> @@ -13,6 +13,7 @@ config BAMBOO > >> select PPC44x_SIMPLE > >> select 440EP > >> select FORCE_PCI > >> + select DEFAULT_UIMAGE > >> help > >> This option enables support for the IBM PPC440EP evaluation board. > > > > Who knows what the actual bamboo board used. But I'd be happy to take a > > SOB'ed patch to do the above, because these days the qemu emulation is > > much more likely to be used than the actual board. > > I just went to see why my CI boot of 44x didn't catch this, and it's > because I don't use the uImage, I just boot the vmlinux directly: > > $ qemu-system-ppc -M bamboo -m 128m -display none -kernel build~/vmlinux -append "console=ttyS0" -display none -nodefaults -serial mon:stdio > Linux version 5.8.0-rc1-00118-g69119673bd50 (michael@alpine1-p1) (gcc (Ubuntu 9.3.0-10ubuntu2) 9.3.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #4 Wed Jun 17 20:19:22 AEST 2020 > Using PowerPC 44x Platform machine description > ioremap() called early from find_legacy_serial_ports+0x690/0x770. Use early_ioremap() instead > printk: bootconsole [udbg0] enabled > > > So that's probably the simplest solution?
If the uImage or zImage self decompresses, I would prefer to test that as well.
> That means previously arch/powerpc/boot/zImage was just a hardlink to > the uImage:
It sounds like we can just boot the zImage, or is that no longer created with the uImage? -- Thanks, ~Nick Desaulniers
| |