From: Andre Przywara <andre.przywara@arm.com> To: Marc Zyngier <marc.zyngier@arm.com>, Christoffer Dall <christoffer.dall@linaro.org> Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Subject: [PATCH v3 44/55] KVM: arm/arm64: vgic-new: Export register access interface Date: Fri, 6 May 2016 11:45:57 +0100 [thread overview] Message-ID: <1462531568-9799-45-git-send-email-andre.przywara@arm.com> (raw) In-Reply-To: <1462531568-9799-1-git-send-email-andre.przywara@arm.com> From: Christoffer Dall <christoffer.dall@linaro.org> Userland can access the emulated GIC to save and restore its state for initialization or migration purposes. The kvm_io_bus API requires an absolute gpa, which does not fit the KVM_DEV_ARM_VGIC_GRP_DIST_REGS user API, that only provides relative offsets. So we provide a wrapper to plug into our MMIO framework and find the respective register handler. Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org> Signed-off-by: Andre Przywara <andre.przywara@arm.com> --- Changelog v1 .. v2: - adapt to new MMIO framework - handle endianess explicitly Changelog v2 .. v3: - wrap accessor function for easier reusage later - moved from earlier in the series virt/kvm/arm/vgic/vgic-mmio-v2.c | 36 ++++++++++++++++++++++++++++++++++++ virt/kvm/arm/vgic/vgic.h | 2 ++ 2 files changed, 38 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-mmio-v2.c b/virt/kvm/arm/vgic/vgic-mmio-v2.c index cf8fee9..c453e6f 100644 --- a/virt/kvm/arm/vgic/vgic-mmio-v2.c +++ b/virt/kvm/arm/vgic/vgic-mmio-v2.c @@ -280,3 +280,39 @@ int vgic_v2_has_attr_regs(struct kvm_device *dev, struct kvm_device_attr *attr) return -ENXIO; } + +/* + * When userland tries to access the VGIC register handlers, we need to + * create a usable struct vgic_io_device to be passed to the handlers and we + * have to set up a buffer similar to what would have happened if a guest MMIO + * access occurred, including doing endian conversions on BE systems. + */ +static int vgic_uaccess(struct kvm_vcpu *vcpu, struct vgic_io_device *dev, + bool is_write, int offset, u32 *val) +{ + unsigned int len = 4; + u8 buf[4]; + int ret; + + if (is_write) { + vgic_data_host_to_mmio_bus(buf, len, *val); + ret = kvm_io_gic_ops.write(vcpu, &dev->dev, offset, len, buf); + } else { + ret = kvm_io_gic_ops.read(vcpu, &dev->dev, offset, len, buf); + if (!ret) + *val = vgic_data_mmio_bus_to_host(buf, len); + } + + return ret; +} + +int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write, + int offset, u32 *val) +{ + struct vgic_io_device dev = { + .regions = vgic_v2_dist_registers, + .nr_regions = ARRAY_SIZE(vgic_v2_dist_registers), + }; + + return vgic_uaccess(vcpu, &dev, is_write, offset, val); +} diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h index a4397f9..bc5750e 100644 --- a/virt/kvm/arm/vgic/vgic.h +++ b/virt/kvm/arm/vgic/vgic.h @@ -37,6 +37,8 @@ void vgic_v2_populate_lr(struct kvm_vcpu *vcpu, struct vgic_irq *irq, int lr); void vgic_v2_clear_lr(struct kvm_vcpu *vcpu, int lr); void vgic_v2_set_underflow(struct kvm_vcpu *vcpu); int vgic_v2_has_attr_regs(struct kvm_device *dev, struct kvm_device_attr *attr); +int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write, + int offset, u32 *val); int vgic_register_dist_iodev(struct kvm *kvm, gpa_t dist_base_address, enum vgic_type); -- 2.7.3
WARNING: multiple messages have this Message-ID (diff)
From: andre.przywara@arm.com (Andre Przywara) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 44/55] KVM: arm/arm64: vgic-new: Export register access interface Date: Fri, 6 May 2016 11:45:57 +0100 [thread overview] Message-ID: <1462531568-9799-45-git-send-email-andre.przywara@arm.com> (raw) In-Reply-To: <1462531568-9799-1-git-send-email-andre.przywara@arm.com> From: Christoffer Dall <christoffer.dall@linaro.org> Userland can access the emulated GIC to save and restore its state for initialization or migration purposes. The kvm_io_bus API requires an absolute gpa, which does not fit the KVM_DEV_ARM_VGIC_GRP_DIST_REGS user API, that only provides relative offsets. So we provide a wrapper to plug into our MMIO framework and find the respective register handler. Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org> Signed-off-by: Andre Przywara <andre.przywara@arm.com> --- Changelog v1 .. v2: - adapt to new MMIO framework - handle endianess explicitly Changelog v2 .. v3: - wrap accessor function for easier reusage later - moved from earlier in the series virt/kvm/arm/vgic/vgic-mmio-v2.c | 36 ++++++++++++++++++++++++++++++++++++ virt/kvm/arm/vgic/vgic.h | 2 ++ 2 files changed, 38 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-mmio-v2.c b/virt/kvm/arm/vgic/vgic-mmio-v2.c index cf8fee9..c453e6f 100644 --- a/virt/kvm/arm/vgic/vgic-mmio-v2.c +++ b/virt/kvm/arm/vgic/vgic-mmio-v2.c @@ -280,3 +280,39 @@ int vgic_v2_has_attr_regs(struct kvm_device *dev, struct kvm_device_attr *attr) return -ENXIO; } + +/* + * When userland tries to access the VGIC register handlers, we need to + * create a usable struct vgic_io_device to be passed to the handlers and we + * have to set up a buffer similar to what would have happened if a guest MMIO + * access occurred, including doing endian conversions on BE systems. + */ +static int vgic_uaccess(struct kvm_vcpu *vcpu, struct vgic_io_device *dev, + bool is_write, int offset, u32 *val) +{ + unsigned int len = 4; + u8 buf[4]; + int ret; + + if (is_write) { + vgic_data_host_to_mmio_bus(buf, len, *val); + ret = kvm_io_gic_ops.write(vcpu, &dev->dev, offset, len, buf); + } else { + ret = kvm_io_gic_ops.read(vcpu, &dev->dev, offset, len, buf); + if (!ret) + *val = vgic_data_mmio_bus_to_host(buf, len); + } + + return ret; +} + +int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write, + int offset, u32 *val) +{ + struct vgic_io_device dev = { + .regions = vgic_v2_dist_registers, + .nr_regions = ARRAY_SIZE(vgic_v2_dist_registers), + }; + + return vgic_uaccess(vcpu, &dev, is_write, offset, val); +} diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h index a4397f9..bc5750e 100644 --- a/virt/kvm/arm/vgic/vgic.h +++ b/virt/kvm/arm/vgic/vgic.h @@ -37,6 +37,8 @@ void vgic_v2_populate_lr(struct kvm_vcpu *vcpu, struct vgic_irq *irq, int lr); void vgic_v2_clear_lr(struct kvm_vcpu *vcpu, int lr); void vgic_v2_set_underflow(struct kvm_vcpu *vcpu); int vgic_v2_has_attr_regs(struct kvm_device *dev, struct kvm_device_attr *attr); +int vgic_v2_dist_uaccess(struct kvm_vcpu *vcpu, bool is_write, + int offset, u32 *val); int vgic_register_dist_iodev(struct kvm *kvm, gpa_t dist_base_address, enum vgic_type); -- 2.7.3
next prev parent reply other threads:[~2016-05-06 10:45 UTC|newest] Thread overview: 400+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-05-06 10:45 [PATCH v3 00/55] KVM: arm/arm64: Rework virtual GIC emulation Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 01/55] KVM: arm/arm64: vgic: streamline vgic_update_irq_pending() interface Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 02/55] KVM: arm/arm64: vgic: avoid map in kvm_vgic_inject_mapped_irq() Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 03/55] KVM: arm/arm64: vgic: avoid map in kvm_vgic_map_is_active() Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 04/55] KVM: arm/arm64: vgic: avoid map in kvm_vgic_unmap_phys_irq() Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 05/55] KVM: arm/arm64: Remove the IRQ field from struct irq_phys_map Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 06/55] KVM: arm/arm64: arch_timer: Remove irq_phys_map Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 8:33 ` Eric Auger 2016-05-10 8:33 ` Eric Auger 2016-05-06 10:45 ` [PATCH v3 07/55] KVM: arm/arm64: vgic: Remove irq_phys_map from interface Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 08/55] KVM: arm/arm64: Get rid of vgic_cpu->nr_lr Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-18 10:43 ` Andre Przywara 2016-05-18 10:43 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 09/55] KVM: arm/arm64: Fix MMIO emulation data handling Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 8:57 ` Marc Zyngier 2016-05-10 8:57 ` Marc Zyngier 2016-05-18 11:02 ` Andre Przywara 2016-05-18 11:02 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 10/55] KVM: arm/arm64: Export mmio_read/write_bus Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 8:59 ` Marc Zyngier 2016-05-10 8:59 ` Marc Zyngier 2016-05-18 14:18 ` Andre Przywara 2016-05-18 14:18 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 11/55] KVM: arm/arm64: pmu: abstract access to number of SPIs Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:00 ` Marc Zyngier 2016-05-10 9:00 ` Marc Zyngier 2016-05-10 9:52 ` Eric Auger 2016-05-10 9:52 ` Eric Auger 2016-05-10 10:04 ` Marc Zyngier 2016-05-10 10:04 ` Marc Zyngier 2016-05-10 14:35 ` [PATCH v3a] " Andre Przywara 2016-05-10 14:35 ` Andre Przywara 2016-05-10 14:58 ` Andrew Jones 2016-05-10 14:58 ` Andrew Jones 2016-05-11 13:52 ` Andre Przywara 2016-05-11 13:52 ` Andre Przywara 2016-05-10 15:22 ` Marc Zyngier 2016-05-10 15:22 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 12/55] KVM: arm/arm64: move GICv2 emulation defines into arm-gic-v3.h Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:02 ` Marc Zyngier 2016-05-10 9:02 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 13/55] KVM: arm/arm64: vgic-new: Add data structure definitions Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:05 ` Marc Zyngier 2016-05-10 9:05 ` Marc Zyngier 2016-05-12 12:12 ` Christoffer Dall 2016-05-12 12:12 ` Christoffer Dall 2016-05-12 12:17 ` Marc Zyngier 2016-05-12 12:17 ` Marc Zyngier 2016-05-12 12:23 ` Christoffer Dall 2016-05-12 12:23 ` Christoffer Dall 2016-05-12 13:25 ` Andre Przywara 2016-05-12 13:25 ` Andre Przywara 2016-05-12 13:48 ` Christoffer Dall 2016-05-12 13:48 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 14/55] KVM: arm/arm64: vgic-new: Add acccessor to new struct vgic_irq instance Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:22 ` Marc Zyngier 2016-05-10 9:22 ` Marc Zyngier 2016-05-11 9:20 ` Andre Przywara 2016-05-11 9:20 ` Andre Przywara 2016-05-10 9:35 ` Eric Auger 2016-05-10 9:35 ` Eric Auger 2016-05-06 10:45 ` [PATCH v3 15/55] KVM: arm/arm64: vgic-new: Implement virtual IRQ injection Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:25 ` Eric Auger 2016-05-10 9:25 ` Eric Auger 2016-05-10 9:39 ` Marc Zyngier 2016-05-10 9:39 ` Marc Zyngier 2016-05-10 12:08 ` Christoffer Dall 2016-05-10 12:08 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 16/55] KVM: arm/arm64: vgic-new: Add IRQ sorting Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 9:29 ` Eric Auger 2016-05-10 9:29 ` Eric Auger 2016-05-10 9:48 ` Marc Zyngier 2016-05-10 9:48 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 17/55] KVM: arm/arm64: vgic-new: Add IRQ sync/flush framework Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 13:11 ` Christoffer Dall 2016-05-10 13:11 ` Christoffer Dall 2016-05-10 13:53 ` Eric Auger 2016-05-10 13:53 ` Eric Auger 2016-05-10 15:20 ` Eric Auger 2016-05-10 15:20 ` Eric Auger 2016-05-10 17:32 ` Marc Zyngier 2016-05-10 17:32 ` Marc Zyngier 2016-05-12 11:46 ` Christoffer Dall 2016-05-12 11:46 ` Christoffer Dall 2016-05-12 15:08 ` Andre Przywara 2016-05-12 15:08 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 18/55] KVM: arm/arm64: vgic-new: Add GICv2 world switch backend Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 13:30 ` Christoffer Dall 2016-05-10 13:30 ` Christoffer Dall 2016-05-10 13:42 ` Marc Zyngier 2016-05-10 13:42 ` Marc Zyngier 2016-05-10 13:49 ` Eric Auger 2016-05-10 13:49 ` Eric Auger 2016-05-10 14:11 ` Christoffer Dall 2016-05-10 14:11 ` Christoffer Dall 2016-05-10 14:35 ` Marc Zyngier 2016-05-10 14:35 ` Marc Zyngier 2016-05-10 14:45 ` Marc Zyngier 2016-05-10 14:45 ` Marc Zyngier 2016-05-11 9:38 ` Christoffer Dall 2016-05-11 9:38 ` Christoffer Dall 2016-05-10 14:10 ` Eric Auger 2016-05-10 14:10 ` Eric Auger 2016-05-11 11:30 ` Andre Przywara 2016-05-11 11:30 ` Andre Przywara 2016-05-11 11:38 ` Eric Auger 2016-05-11 11:38 ` Eric Auger 2016-05-11 13:09 ` Andre Przywara 2016-05-11 13:09 ` Andre Przywara 2016-05-11 12:26 ` Christoffer Dall 2016-05-11 12:26 ` Christoffer Dall 2016-05-11 13:13 ` Andre Przywara 2016-05-11 13:13 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 19/55] KVM: arm/arm64: vgic-new: Add GICv3 " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-06 19:07 ` Tom Hanson 2016-05-06 19:07 ` Tom Hanson 2016-05-10 14:04 ` Christoffer Dall 2016-05-10 14:04 ` Christoffer Dall 2016-05-10 14:15 ` Peter Maydell 2016-05-10 14:15 ` Peter Maydell 2016-05-10 14:22 ` Marc Zyngier 2016-05-10 14:22 ` Marc Zyngier 2016-05-11 9:39 ` Christoffer Dall 2016-05-11 9:39 ` Christoffer Dall 2016-05-10 15:28 ` Eric Auger 2016-05-10 15:28 ` Eric Auger 2016-05-10 17:35 ` Marc Zyngier 2016-05-10 17:35 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 20/55] KVM: arm/arm64: vgic-new: Implement kvm_vgic_vcpu_pending_irq Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 10:22 ` Marc Zyngier 2016-05-10 10:22 ` Marc Zyngier 2016-05-10 14:18 ` Christoffer Dall 2016-05-10 14:18 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 21/55] KVM: arm/arm64: vgic-new: Add MMIO handling framework Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-11 9:46 ` Christoffer Dall 2016-05-11 9:46 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 22/55] KVM: arm/arm64: vgic-new: Add GICv2 " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-11 9:50 ` Christoffer Dall 2016-05-11 9:50 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 23/55] KVM: arm/arm64: vgic-new: Add CTLR, TYPER and IIDR handlers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-11 12:05 ` Christoffer Dall 2016-05-11 12:05 ` Christoffer Dall 2016-05-11 12:47 ` Andre Przywara 2016-05-11 12:47 ` Andre Przywara 2016-05-11 12:51 ` Marc Zyngier 2016-05-11 12:51 ` Marc Zyngier 2016-05-11 13:15 ` Christoffer Dall 2016-05-11 13:15 ` Christoffer Dall 2016-05-11 13:27 ` Marc Zyngier 2016-05-11 13:27 ` Marc Zyngier 2016-05-11 13:36 ` Andre Przywara 2016-05-11 13:36 ` Andre Przywara 2016-05-11 14:40 ` Marc Zyngier 2016-05-11 14:40 ` Marc Zyngier 2016-05-11 13:38 ` Christoffer Dall 2016-05-11 13:38 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 24/55] KVM: arm/arm64: vgic-new: Add ENABLE registers handlers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 10:28 ` Marc Zyngier 2016-05-10 10:28 ` Marc Zyngier 2016-05-11 12:34 ` Christoffer Dall 2016-05-11 12:34 ` Christoffer Dall 2016-05-11 13:04 ` Andre Przywara 2016-05-11 13:04 ` Andre Przywara 2016-05-11 13:14 ` Christoffer Dall 2016-05-11 13:14 ` Christoffer Dall 2016-05-11 13:24 ` Andre Przywara 2016-05-11 13:24 ` Andre Przywara 2016-05-11 13:41 ` Christoffer Dall 2016-05-11 13:41 ` Christoffer Dall 2016-05-11 13:16 ` Christoffer Dall 2016-05-11 13:16 ` Christoffer Dall 2016-05-11 13:13 ` Marc Zyngier 2016-05-11 13:13 ` Marc Zyngier 2016-05-11 13:39 ` Andre Przywara 2016-05-11 13:39 ` Andre Przywara 2016-05-11 14:26 ` Marc Zyngier 2016-05-11 14:26 ` Marc Zyngier 2016-05-11 13:47 ` Christoffer Dall 2016-05-11 13:47 ` Christoffer Dall 2016-05-11 14:18 ` Andre Przywara 2016-05-11 14:18 ` Andre Przywara 2016-05-11 14:28 ` Andre Przywara 2016-05-11 14:28 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 25/55] KVM: arm/arm64: vgic-new: Add PENDING " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 10:49 ` Marc Zyngier 2016-05-10 10:49 ` Marc Zyngier 2016-05-11 13:11 ` Christoffer Dall 2016-05-11 13:11 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 26/55] KVM: arm/arm64: vgic-new: Add ACTIVE " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-10 12:09 ` Christoffer Dall 2016-05-10 12:09 ` Christoffer Dall 2016-05-10 12:14 ` Marc Zyngier 2016-05-10 12:14 ` Marc Zyngier 2016-05-10 13:04 ` Andre Przywara 2016-05-10 13:04 ` Andre Przywara 2016-05-10 13:12 ` Christoffer Dall 2016-05-10 13:12 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 27/55] KVM: arm/arm64: vgic-new: Add PRIORITY " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-11 13:37 ` Christoffer Dall 2016-05-11 13:37 ` Christoffer Dall 2016-05-12 9:10 ` Marc Zyngier 2016-05-12 9:10 ` Marc Zyngier 2016-05-12 9:56 ` Peter Maydell 2016-05-12 9:56 ` Peter Maydell 2016-05-12 10:09 ` Marc Zyngier 2016-05-12 10:09 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 28/55] KVM: arm/arm64: vgic-new: Add CONFIG " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 8:32 ` Christoffer Dall 2016-05-12 8:32 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 29/55] KVM: arm/arm64: vgic-new: Add TARGET " Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 8:35 ` Christoffer Dall 2016-05-12 8:35 ` Christoffer Dall 2016-05-12 8:39 ` Marc Zyngier 2016-05-12 8:39 ` Marc Zyngier 2016-05-12 8:54 ` Christoffer Dall 2016-05-12 8:54 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 30/55] KVM: arm/arm64: vgic-new: Add SGIR register handler Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 8:40 ` Christoffer Dall 2016-05-12 8:40 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 31/55] KVM: arm/arm64: vgic-new: Add SGIPENDR register handlers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 9:09 ` Christoffer Dall 2016-05-12 9:09 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 32/55] KVM: arm/arm64: vgic-new: Add GICv3 MMIO handling framework Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-09 17:18 ` Marc Zyngier 2016-05-09 17:18 ` Marc Zyngier 2016-05-09 17:51 ` Chalamarla, Tirumalesh 2016-05-09 17:51 ` Chalamarla, Tirumalesh 2016-05-10 10:58 ` [PATCH] KVM: arm/arm64: vgic-new: fix overlap check for device addresses Andre Przywara 2016-05-10 10:58 ` Andre Przywara 2016-05-10 13:16 ` Marc Zyngier 2016-05-10 13:16 ` Marc Zyngier 2016-05-10 17:18 ` [PATCH v2] " Andre Przywara 2016-05-10 17:18 ` Andre Przywara 2016-05-12 19:43 ` Christoffer Dall 2016-05-12 19:43 ` Christoffer Dall 2016-05-12 10:26 ` [PATCH v3 32/55] KVM: arm/arm64: vgic-new: Add GICv3 MMIO handling framework Christoffer Dall 2016-05-12 10:26 ` Christoffer Dall 2016-05-12 10:52 ` Andre Przywara 2016-05-12 10:52 ` Andre Przywara 2016-05-12 10:58 ` Marc Zyngier 2016-05-12 10:58 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 33/55] KVM: arm/arm64: vgic-new: Add GICv3 CTLR, IIDR, TYPER handlers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 11:47 ` Christoffer Dall 2016-05-12 11:47 ` Christoffer Dall 2016-05-12 12:33 ` Andre Przywara 2016-05-12 12:33 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 34/55] KVM: arm/arm64: vgic-new: Add GICv3 redistributor IIDR and TYPER handler Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 11:59 ` Christoffer Dall 2016-05-12 11:59 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 35/55] KVM: arm/arm64: vgic-new: Add GICv3 IDREGS register handler Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 12:12 ` Christoffer Dall 2016-05-12 12:12 ` Christoffer Dall 2016-05-12 12:37 ` Andre Przywara 2016-05-12 12:37 ` Andre Przywara 2016-05-06 10:45 ` [PATCH v3 36/55] KVM: arm/arm64: vgic-new: Add GICv3 IROUTER register handlers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 12:21 ` Christoffer Dall 2016-05-12 12:21 ` Christoffer Dall 2016-05-12 12:37 ` Marc Zyngier 2016-05-12 12:37 ` Marc Zyngier 2016-05-12 13:41 ` Christoffer Dall 2016-05-12 13:41 ` Christoffer Dall 2016-05-12 14:00 ` Andre Przywara 2016-05-12 14:00 ` Andre Przywara 2016-05-12 14:20 ` Marc Zyngier 2016-05-12 14:20 ` Marc Zyngier 2016-05-06 10:45 ` [PATCH v3 37/55] KVM: arm/arm64: vgic-new: Add GICv3 SGI system register trap handler Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 12:40 ` Christoffer Dall 2016-05-12 12:40 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 38/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM device ops registration Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-13 10:11 ` Christoffer Dall 2016-05-13 10:11 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 39/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM_DEV_ARM_VGIC_GRP_NR_IRQS Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-13 10:11 ` Christoffer Dall 2016-05-13 10:11 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 40/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM_DEV_ARM_VGIC_GRP_CTRL Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-13 10:11 ` Christoffer Dall 2016-05-13 10:11 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 41/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: implement kvm_vgic_addr Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-13 10:12 ` Christoffer Dall 2016-05-13 10:12 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 42/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: KVM_DEV_ARM_VGIC_GRP_ADDR Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-13 10:12 ` Christoffer Dall 2016-05-13 10:12 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 43/55] KVM: arm/arm64: vgic-new: vgic_kvm_device: access to VGIC registers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 18:30 ` Christoffer Dall 2016-05-12 18:30 ` Christoffer Dall 2016-05-13 12:24 ` Andre Przywara 2016-05-13 12:24 ` Andre Przywara 2016-05-13 12:29 ` Christoffer Dall 2016-05-13 12:29 ` Christoffer Dall 2016-05-13 12:30 ` Marc Zyngier 2016-05-13 12:30 ` Marc Zyngier 2016-05-06 10:45 ` Andre Przywara [this message] 2016-05-06 10:45 ` [PATCH v3 44/55] KVM: arm/arm64: vgic-new: Export register access interface Andre Przywara 2016-05-06 10:45 ` [PATCH v3 45/55] KVM: arm/arm64: vgic-new: Add userland access to VGIC dist registers Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 18:41 ` Christoffer Dall 2016-05-12 18:41 ` Christoffer Dall 2016-05-12 19:10 ` Andre Przywara 2016-05-12 19:10 ` Andre Przywara 2016-05-13 7:51 ` Christoffer Dall 2016-05-13 7:51 ` Christoffer Dall 2016-05-06 10:45 ` [PATCH v3 46/55] KVM: arm/arm64: vgic-new: Add GICH_VMCR accessors Andre Przywara 2016-05-06 10:45 ` Andre Przywara 2016-05-12 18:43 ` Christoffer Dall 2016-05-12 18:43 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 47/55] KVM: arm/arm64: vgic-new: Add userland GIC CPU interface access Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-09 17:27 ` Marc Zyngier 2016-05-09 17:27 ` Marc Zyngier 2016-05-11 8:24 ` Andre Przywara 2016-05-11 8:24 ` Andre Przywara 2016-05-12 18:47 ` Christoffer Dall 2016-05-12 18:47 ` Christoffer Dall 2016-05-12 18:52 ` Andre Przywara 2016-05-12 18:52 ` Andre Przywara 2016-05-13 7:53 ` Christoffer Dall 2016-05-13 7:53 ` Christoffer Dall 2016-05-13 10:44 ` Andre Przywara 2016-05-13 10:44 ` Andre Przywara 2016-05-13 11:54 ` Christoffer Dall 2016-05-13 11:54 ` Christoffer Dall 2016-05-13 12:23 ` Andre Przywara 2016-05-13 12:23 ` Andre Przywara 2016-05-13 12:32 ` Christoffer Dall 2016-05-13 12:32 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 48/55] KVM: arm/arm64: vgic-new: vgic_init: implement kvm_vgic_hyp_init Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:00 ` Christoffer Dall 2016-05-12 19:00 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 49/55] KVM: arm/arm64: vgic-new: vgic_init: implement vgic_create Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:08 ` Christoffer Dall 2016-05-12 19:08 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 50/55] KVM: arm/arm64: vgic-new: vgic_init: implement vgic_init Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:25 ` Christoffer Dall 2016-05-12 19:25 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 51/55] KVM: arm/arm64: vgic-new: vgic_init: implement map_resources Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:28 ` Christoffer Dall 2016-05-12 19:28 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 52/55] KVM: arm/arm64: vgic-new: Add vgic_v2/v3_enable Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:30 ` Christoffer Dall 2016-05-12 19:30 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 53/55] KVM: arm/arm64: vgic-new: Wire up irqfd injection Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:33 ` Christoffer Dall 2016-05-12 19:33 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 54/55] KVM: arm/arm64: vgic-new: implement mapped IRQ handling Andre Przywara 2016-05-06 10:46 ` Andre Przywara 2016-05-12 19:36 ` Christoffer Dall 2016-05-12 19:36 ` Christoffer Dall 2016-05-06 10:46 ` [PATCH v3 55/55] KVM: arm/arm64: vgic-new: enable build Andre Przywara 2016-05-06 10:46 ` Andre Przywara
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