[Qemu-devel] [RFC][PATCH 0/5] backdoor: lightweight guest-to-QEMU backdoor channel

[Lluís Vilanova]

Provides the ability for the guest to communicate with user-provided code inside
QEMU itself, using a lightweight mechanism.

See first commit for a full description.

Signed-off-by: Lluís Vilanova <address@hidden>
---

Lluís Vilanova (5):
      backdoor: Add documentation
      backdoor: Add build infrastructure
      backdoor: [*-user] Add QEMU-side proxy to "libbackdoor.a"
      backdoor: [softmmu] Add QEMU-side proxy to "libbackdoor.a"
      backdoor: Add guest-side library


 Makefile                       |    3 -
 Makefile.objs                  |   21 ++++
 Makefile.target                |    4 +
 backdoor/guest/Makefile        |   18 ++++
 backdoor/guest/common.c        |  130 +++++++++++++++++++++++++++
 backdoor/guest/qemu-backdoor.h |   50 ++++++++++
 backdoor/qemu/qemu-backdoor.h  |   29 ++++++
 backdoor/qemu/softmmu.c        |  124 ++++++++++++++++++++++++++
 backdoor/qemu/user.c           |  194 ++++++++++++++++++++++++++++++++++++++++
 backdoor/qemu/user.h           |   17 ++++
 bsd-user/main.c                |   25 +++++
 bsd-user/mmap.c                |    7 +
 configure                      |   35 +++++++
 darwin-user/main.c             |   25 +++++
 darwin-user/mmap.c             |    7 +
 docs/backdoor.txt              |  144 ++++++++++++++++++++++++++++++
 hw/pci.h                       |    1 
 linux-user/main.c              |   30 ++++++
 linux-user/mmap.c              |    7 +
 19 files changed, 869 insertions(+), 2 deletions(-)
 create mode 100644 backdoor/guest/Makefile
 create mode 100644 backdoor/guest/common.c
 create mode 100644 backdoor/guest/qemu-backdoor.h
 create mode 100644 backdoor/qemu/qemu-backdoor.h
 create mode 100644 backdoor/qemu/softmmu.c
 create mode 100644 backdoor/qemu/user.c
 create mode 100644 backdoor/qemu/user.h
 create mode 100644 docs/backdoor.txt