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[Qemu-devel] [RFC v5 0/8] QEMU: Support KVM on ARM
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [RFC v5 0/8] QEMU: Support KVM on ARM |
Date: |
Thu, 24 Jan 2013 15:43:52 +0000 |
Round 5 of the QEMU patches to support KVM for
ARM on Cortex-A15 hardware. It's intended for use with
the kernel tree at
git://github.com/virtualopensystems/linux-kvm-arm.git kvm-arm-v17-vgic-timers
Still RFC pending the kernel patches actually being accepted
upstream...
Changes v4 to v5:
* no changes of consequence, but rebased on current qemu master
and resynced with v17 of the kernel patches (minor ABI changes
caused by other people getting in first for ioctl numbers etc,
and insertion of "_ARM_" in KVM_ARM_SET_DEVICE_ADDRESS related
constants
Changes v3 to v4:
* minor updates to match kernel ABI changes (ID field in
kvm_device_address is now 64 bits, core register offsets now
changed due to use of pt_regs struct)
* squashed the two 'update kernel headers' patches, since the
plan is for vgic support to go upstream at the same time as
the baseline kernel patchset
* added a new patch 8 which adds ARM to the list of Linux archs
which prefer 2MB alignment so they can use transparent hugepages
Changes v2 to v3:
* applied various minor tweaks suggested during review of v2
* rebased on master, resynced with kernel headers for v13
* new patch 6 which uses a MemoryListener to track where the
VGIC memory regions are mapped, so we can tell the kernel
where they live in the memory map (via new ioctl
KVM_SET_DEVICE_ADDRESS)
Git tree available at
git://git.linaro.org/people/pmaydell/qemu-arm.git kvm-arm-v17
with pointy-clicky interface at
http://git.linaro.org/gitweb?p=people/pmaydell/qemu-arm.git;a=shortlog;h=refs/heads/kvm-arm-v17
Peter Maydell (8):
oslib-posix: Align to permit transparent hugepages on ARM Linux
linux-headers: Add ARM KVM headers (not for upstream)
ARM: KVM: Add support for KVM on ARM architecture
ARM KVM: save and load VFP registers from kernel
hw/arm_gic: Add presave/postload hooks
target-arm: Use MemoryListener to identify GIC base address for KVM
hw/kvm/arm_gic: Implement support for KVM in-kernel ARM GIC
configure: Enable KVM on ARM
configure | 2 +-
hw/a15mpcore.c | 8 +-
hw/arm/Makefile.objs | 1 +
hw/arm_gic_common.c | 10 +
hw/arm_gic_internal.h | 2 +
hw/arm_pic.c | 26 ++
hw/kvm/arm_gic.c | 169 ++++++++++++
linux-headers/asm-arm/kvm.h | 180 +++++++++++++
linux-headers/asm-arm/kvm_para.h | 1 +
linux-headers/asm-generic/kvm_para.h | 4 +
linux-headers/linux/kvm.h | 17 ++
target-arm/Makefile.objs | 1 +
target-arm/cpu.h | 1 +
target-arm/helper.c | 2 +-
target-arm/kvm.c | 487 ++++++++++++++++++++++++++++++++++
target-arm/kvm_arm.h | 32 +++
util/oslib-posix.c | 2 +-
17 files changed, 941 insertions(+), 4 deletions(-)
create mode 100644 hw/kvm/arm_gic.c
create mode 100644 linux-headers/asm-arm/kvm.h
create mode 100644 linux-headers/asm-arm/kvm_para.h
create mode 100644 linux-headers/asm-generic/kvm_para.h
create mode 100644 target-arm/kvm.c
create mode 100644 target-arm/kvm_arm.h
--
1.7.9.5
- [Qemu-devel] [RFC v5 0/8] QEMU: Support KVM on ARM,
Peter Maydell <=
- [Qemu-devel] [RFC v5 8/8] configure: Enable KVM on ARM, Peter Maydell, 2013/01/24
- [Qemu-devel] [RFC v5 1/8] oslib-posix: Align to permit transparent hugepages on ARM Linux, Peter Maydell, 2013/01/24
- [Qemu-devel] [RFC v5 3/8] ARM: KVM: Add support for KVM on ARM architecture, Peter Maydell, 2013/01/24
- [Qemu-devel] [RFC v5 2/8] linux-headers: Add ARM KVM headers (not for upstream), Peter Maydell, 2013/01/24
- [Qemu-devel] [RFC v5 5/8] hw/arm_gic: Add presave/postload hooks, Peter Maydell, 2013/01/24
- [Qemu-devel] [RFC v5 4/8] ARM KVM: save and load VFP registers from kernel, Peter Maydell, 2013/01/24