On 02/16/2017 03:39 PM, Paolo Bonzini wrote: > > > On 16/02/2017 15:30, fred.kon...@greensocs.com wrote: >> From: KONRAD Frederic <fred.kon...@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. > > Sorry for the stupid question, where is mmio-interface used? Wrong > version of patch 7 perhaps? >
oops sorry *mmio_interface* is used in patch 4. Thanks, Fred > Paolo > >> Thanks, >> Fred >> >> 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 >>
