Re: [RESEND PATCH 1/1] pc-bios: Add support for List-Directed IPL from ECKD DASD

[Jared Rossi <jrossi@linux.ibm.com>]

Sounds good.  Thanks Thomas.

Regards,
Jared Rossi

On 3/6/23 7:12 AM, Thomas Huth wrote:
> On 21/02/2023 18.45, jrossi@linux.ibm.com wrote:
>> From: Jared Rossi <jrossi@linux.ibm.com>
>>
>> Check for a List Directed IPL Boot Record, which would supersede the 
>> CCW type
>> entries.  If the record is valid, proceed to use the new style pointers
>> and perform LD-IPL. Each block pointer is interpreted as either an 
>> LD-IPL
>> pointer or a legacy CCW pointer depending on the type of IPL initiated.
>>
>> In either case CCW- or LD-IPL is transparent to the user and will 
>> boot the same
>> image regardless of which set of pointers is used. Because the 
>> interactive boot
>> menu is only written with the old style pointers, the menu will be 
>> disabled for
>> List Directed IPL from ECKD DASD.
>>
>> If the LD-IPL fails, retry the IPL using the CCW type pointers.
>>
>> If no LD-IPL boot record is found, simply perform CCW type IPL as usual.
>>
>> Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
>>
>> ---
>>   pc-bios/s390-ccw/bootmap.c | 157 ++++++++++++++++++++++++++++---------
>>   pc-bios/s390-ccw/bootmap.h |  30 ++++++-
>>   2 files changed, 148 insertions(+), 39 deletions(-)
>
> Ok, the patch survived my local regression testing, and it also looks 
> good enough to me for inclusion, so I'll queue it for my
> final pull request before the QEMU 8.0 soft freeze tomorrow.
>
>  Thomas
>