lkml.org 
[lkml]   [2019]   [Feb]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v3 00/16] powerpc/32: Use BATs/LTLBs for STRICT_KERNEL_RWX
From
Date


Le 21/02/2019 à 02:47, Michael Ellerman a écrit :
> Christophe Leroy <christophe.leroy@c-s.fr> writes:
>
>> The purpose of this serie is to:
>> - use BATs with STRICT_KERNEL_RWX on book3s (See patch 13 for details.)
>> - use LTLBs with STRICT_KERNEL_RWX on 8xx (See patch 15 for a few details.)
>
> This doesn't boot qemu-mac99 for me:
>
> spawn ~/src/qemu/ppc-softmmu/qemu-system-ppc -nographic -vga none -M mac99 -m 1G -kernel build/vmlinux -initrd ppc32-initrd.gz -append console=ttyPZ0 init=/bin/sh
> >> =============================================================
> >> OpenBIOS 1.1 [Feb 15 2019 10:05]
> >> Configuration device id QEMU version 1 machine id 1
> >> CPUs: 1
> >> Memory: 1024M
> >> UUID: 00000000-0000-0000-0000-000000000000
> >> CPU type PowerPC,G4
> milliseconds isn't unique.
> Welcome to OpenBIOS v1.1 built on Feb 15 2019 10:05
> >> [ppc] Kernel already loaded (0x01000000 + 0x00c2c338) (initrd 0x01d2d000 + 0x007e72f0)
> >> [ppc] Kernel command line: console=ttyPZ0 init=/bin/sh
> >> switching to new context:
> OF stdout device is: /pci@f2000000/mac-io@c/escc@13000/ch-a@13020
> Preparing to boot Linux version 5.0.0-rc2-gcc-8.2.0-00125-g4fcb83ca7936 (michael@ka4) (gcc version 8.2.0 (Buildroot 2018.11-rc2-00003-ga0787e9)) #724 Thu Feb 21 12:03:14 AEDT 2019
> Detected machine type: 00000400
> command line:
> memory layout at init:
> memory_limit : 00000000 (16 MB aligned)
> alloc_bottom : 02515000
> alloc_top : 30000000
> alloc_top_hi : 40000000
> rmo_top : 30000000
> ram_top : 40000000
> copying OF device tree...
> Building dt strings...
> Building dt structure...
> Device tree strings 0x02516000 -> 0x025150a4
> Device tree struct 0x02517000 -> 0x3fde7eb0
> Quiescing Open Firmware ...
> Booting Linux via __start() @ 0x01000000 ...
> FAIL! Booting BE pmac32
>
>
> That's pmac32 defconfig ish.
> I haven't had time to debug it further sorry.
>

Ok. I boots fine without the '-m 1G'.

I'll find out why.

Christophe

\
 
 \ /
  Last update: 2019-02-21 07:33    [W:0.081 / U:0.228 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site