Re: [Qemu-devel] [PATCH V2 0/7] execute code from mmio area

[Paolo Bonzini <pbonzini@redhat.com>]

On 21/02/2017 09:51, KONRAD Frederic wrote:
> Ping!
> 
> Would be nice for us if we can get this into 2.9.

Sorry, I've been much busier with icount than I would have liked. :(

Paolo

> Thanks,
> Fred
> 
> Le 17/02/2017 à 21:17, fred.konrad@greensocs.com a écrit :
>> From: KONRAD Frederic <fred.konrad@greensocs.com>
>>
>> This series allows to execute code from mmio areas.
>> The main goal of this is to be able to run code for example from an
>> SPI device.
>>
>> The three first patch fixes the way get_page_addr_code fills the TLB.
>>
>> The fourth patch implements the mmio execution helpers: the device must
>> implement the request_ptr callback of the MemoryRegion and will be
>> notified when
>> the guest wants to execute code from it.
>>
>> The fifth patch introduces mmio_interface device which allows to
>> dynamically
>> map a host pointer somewhere into the memory.
>>
>> The sixth patch implements the execution from the SPI memories in the
>> xilinx_spips model.
>>
>> Thanks,
>> Fred
>>
>> V1 -> V2:
>>   * Fix the DPRINTF error.
>> RFC -> V1:
>>   * Use an interface (mmio-interface) to fix any reference leak issue.
>>
>> KONRAD Frederic (7):
>>   cputlb: cleanup get_page_addr_code to use VICTIM_TLB_HIT
>>   cputlb: move get_page_addr_code
>>   cputlb: fix the way get_page_addr_code fills the tlb
>>   exec: allow to get a pointer for some mmio memory region
>>   qdev: add MemoryRegion property
>>   introduce mmio_interface
>>   xilinx_spips: allow mmio execution
>>
>>  cputlb.c                         |  81 ++++++++++++++-----------
>>  hw/misc/Makefile.objs            |   1 +
>>  hw/misc/mmio_interface.c         | 128
>> +++++++++++++++++++++++++++++++++++++++
>>  hw/ssi/xilinx_spips.c            |  74 ++++++++++++++++------
>>  include/exec/memory.h            |  35 +++++++++++
>>  include/hw/misc/mmio_interface.h |  49 +++++++++++++++
>>  include/hw/qdev-properties.h     |   2 +
>>  memory.c                         |  57 +++++++++++++++++
>>  8 files changed, 372 insertions(+), 55 deletions(-)
>>  create mode 100644 hw/misc/mmio_interface.c
>>  create mode 100644 include/hw/misc/mmio_interface.h
>>