[OpenBIOS] [PATCH 0/9] Milax (OpenSolaris) bringup patchset

[Mark Cave-Ayland]

On 23/10/16 15:22, Mark Cave-Ayland wrote:

> Following on from the previous work, this patchset gets tantalisingly
> close to bringing up a 64-bit Milax (OpenSolaris) kernel under
> qemu-system-sparc64:
> 
> 
> $ ./qemu-system-sparc64 -bios openbios-builtin.elf.nostrip -cdrom milax032sparc.iso -nographic -boot d -m 256
> OpenBIOS for Sparc64
> Configuration device id QEMU version 1 machine id 0
> kernel cmdline 
> CPUs: 1 x SUNW,UltraSPARC-IIi
> UUID: 00000000-0000-0000-0000-000000000000
> Welcome to OpenBIOS v1.1 built on Oct 23 2016 13:36
>   Type 'help' for detailed information
> Trying cdrom:f...
> Not a bootable ELF image
> Not a bootable a.out image
> 
> Loading FCode image...
> Loaded 7084 bytes
> entry point is 0x4000
> Evaluating FCode...
> Evaluating FCode...
> Ignoring failed claim for va 1000000 memsz bf34e!
> Ignoring failed claim for va 1402000 memsz 303b3!
> Ignoring failed claim for va 1800000 memsz 60a30!
> SunOS Release 5.11 Version MilaX_0.3.2 64-bit
> Copyright 1983-2008 Sun Microsystems, Inc.  All rights reserved.
> Use is subject to license terms.
> could not find debugger-vocabulary-hook>threads:interpret: exception -13 caught
> interpret \ ident       "%Z%%M% %I%     %E% SMI"
> \ Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
> \ Use is subject to license terms.
> \
> \ CDDL HEADER START
> \
> \ The contents of this file are subject to the terms of the
> \ Common Development and Distribution License, Version 1.0 only
> \ (the "License").  You may not use this file except in compliance
> \ with the License.
> \
> \ You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
> \ or http://www.opensolaris.org/os/licensing.
> \ See the License for unix-tte:interpret: exception -13 caught
> interpret ' unix-tte is va>tte-data failed with error ffffffffffffffed
> WARNING: consconfig: cannot find driver for screen device /pci at 1fe,0/QEMU,VGA at 2
> Remounting root read/write
> Probing for device nodes ...
> WARNING: pcipsy0: unable to map reg entry 1
> 
> Preparing live image for use
> WARNING: pcipsy0: unable to map reg entry 1
> 
> WARNING: pcipsy0: unable to map reg entry 1
> 
> Hostname: milax
> Requesting System Maintenance Mode
> (See /lib/svc/share/README for more information.)
> Console login service(s) cannot run
> 
> Root password for system maintenance (control-d to bypass): 
> 
> 
> Sadly at this point the console (and eventually QEMU) lock up hard which
> suggests an emulation bug hiding away somewhere, and I do occasionally
> see intermittent kernel panics on boot.
> 
> Having said that, this is still a significant milestone :)
> 
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland at ilande.co.uk>
> 
> Mark Cave-Ayland (9):
>   SPARC64: add %tba to saved state context
>   SPARC64: make sure globals are stored in the CPU context during I/D
>     MMU traps
>   SPARC64: comment out the context switch debug message
>   SPARC64: increase Forth machine memory to 192K
>   SPARC64: add support for kmdb kernel debugger
>   SPARC64: add spacec@, spacew@, spacel@ and spacex@ Forth words
>   SPARC64: set up small iomem region for memory-mapped devices
>   SPARC64: memory map mk48t59 RTC and store its address in the device
>     tree
>   SPARC64: ensure the E (effect) bit is set for PROM TTE entries
> 
>  arch/sparc64/boot.h          |    1 +
>  arch/sparc64/call-client.S   |   12 ---
>  arch/sparc64/context.c       |    2 +-
>  arch/sparc64/context.h       |    4 +-
>  arch/sparc64/cpu.fs          |   11 ++-
>  arch/sparc64/cpustate.h      |   13 ++-
>  arch/sparc64/entry.S         |    9 +-
>  arch/sparc64/ldscript        |    2 +-
>  arch/sparc64/lib.c           |    7 ++
>  arch/sparc64/ofmem_sparc64.c |    8 +-
>  arch/sparc64/openbios.c      |  144 ++++++++++++++++++++++++++++++-
>  arch/sparc64/spitfire.h      |    1 +
>  arch/sparc64/vectors.S       |  196 +++++++++++++++++++++++++++++++++++++++++-
>  drivers/pci.c                |   14 +++
>  14 files changed, 387 insertions(+), 37 deletions(-)

No further feedback, so I've applied this with the comment removed as
per Zoltan's suggestion to git master.


ATB,

Mark.