[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PULL 24/42] virtio-pci: add struct VirtIOPCIRegion for vir
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] [PULL 24/42] virtio-pci: add struct VirtIOPCIRegion for virtio-1 regions |
Date: |
Thu, 11 Jun 2015 13:59:53 +0200 |
From: Gerd Hoffmann <address@hidden>
For now just place the MemoryRegion there,
following patches will add more.
Signed-off-by: Gerd Hoffmann <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
hw/virtio/virtio-pci.h | 12 ++++++++----
hw/virtio/virtio-pci.c | 20 +++++++++++---------
2 files changed, 19 insertions(+), 13 deletions(-)
diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h
index 4e9b2db..8f1fc02 100644
--- a/hw/virtio/virtio-pci.h
+++ b/hw/virtio/virtio-pci.h
@@ -91,13 +91,17 @@ typedef struct VirtioPCIClass {
void (*realize)(VirtIOPCIProxy *vpci_dev, Error **errp);
} VirtioPCIClass;
+typedef struct VirtIOPCIRegion {
+ MemoryRegion mr;
+} VirtIOPCIRegion;
+
struct VirtIOPCIProxy {
PCIDevice pci_dev;
MemoryRegion bar;
- MemoryRegion common;
- MemoryRegion isr;
- MemoryRegion device;
- MemoryRegion notify;
+ VirtIOPCIRegion common;
+ VirtIOPCIRegion isr;
+ VirtIOPCIRegion device;
+ VirtIOPCIRegion notify;
MemoryRegion modern_bar;
uint32_t flags;
uint32_t class_code;
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index b7beddd..ebba2d1 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -145,7 +145,7 @@ static int
virtio_pci_set_host_notifier_internal(VirtIOPCIProxy *proxy,
EventNotifier *notifier = virtio_queue_get_host_notifier(vq);
bool legacy = !(proxy->flags & VIRTIO_PCI_FLAG_DISABLE_LEGACY);
bool modern = !(proxy->flags & VIRTIO_PCI_FLAG_DISABLE_MODERN);
- MemoryRegion *modern_mr = &proxy->notify;
+ MemoryRegion *modern_mr = &proxy->notify.mr;
MemoryRegion *legacy_mr = &proxy->bar;
hwaddr modern_addr = QEMU_VIRTIO_PCI_QUEUE_MEM_MULT *
virtio_get_queue_index(vq);
@@ -1340,28 +1340,30 @@ static void virtio_pci_device_plugged(DeviceState *d,
Error **errp)
memory_region_init(&proxy->modern_bar, OBJECT(proxy), "virtio-pci",
2 * QEMU_VIRTIO_PCI_QUEUE_MEM_MULT *
VIRTIO_QUEUE_MAX);
- memory_region_init_io(&proxy->common, OBJECT(proxy),
+ memory_region_init_io(&proxy->common.mr, OBJECT(proxy),
&common_ops,
proxy,
"virtio-pci-common", 0x1000);
- memory_region_add_subregion(&proxy->modern_bar, 0, &proxy->common);
- memory_region_init_io(&proxy->isr, OBJECT(proxy),
+ memory_region_add_subregion(&proxy->modern_bar, 0, &proxy->common.mr);
+ memory_region_init_io(&proxy->isr.mr, OBJECT(proxy),
&isr_ops,
proxy,
"virtio-pci-isr", 0x1000);
- memory_region_add_subregion(&proxy->modern_bar, 0x1000, &proxy->isr);
- memory_region_init_io(&proxy->device, OBJECT(proxy),
+ memory_region_add_subregion(&proxy->modern_bar, 0x1000,
&proxy->isr.mr);
+ memory_region_init_io(&proxy->device.mr, OBJECT(proxy),
&device_ops,
virtio_bus_get_device(&proxy->bus),
"virtio-pci-device", 0x1000);
- memory_region_add_subregion(&proxy->modern_bar, 0x2000,
&proxy->device);
- memory_region_init_io(&proxy->notify, OBJECT(proxy),
+ memory_region_add_subregion(&proxy->modern_bar, 0x2000,
+ &proxy->device.mr);
+ memory_region_init_io(&proxy->notify.mr, OBJECT(proxy),
¬ify_ops,
virtio_bus_get_device(&proxy->bus),
"virtio-pci-notify",
QEMU_VIRTIO_PCI_QUEUE_MEM_MULT *
VIRTIO_QUEUE_MAX);
- memory_region_add_subregion(&proxy->modern_bar, 0x3000,
&proxy->notify);
+ memory_region_add_subregion(&proxy->modern_bar, 0x3000,
+ &proxy->notify.mr);
pci_register_bar(&proxy->pci_dev, modern_mem_bar,
PCI_BASE_ADDRESS_SPACE_MEMORY |
PCI_BASE_ADDRESS_MEM_PREFETCH |
--
MST
- [Qemu-devel] [PULL 09/42] virtio-net: enable virtio 1.0, (continued)
- [Qemu-devel] [PULL 09/42] virtio-net: enable virtio 1.0, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 12/42] linux-headers: add virtio_pci, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 14/42] virtio: generation counter support, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 13/42] virtio-pci: initial virtio 1.0 support, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 11/42] vhost: 64 bit features, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 15/42] virtio: add modern config accessors, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 16/42] virtio-pci: switch to modern accessors for 1.0, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 17/42] virtio-pci: add flags to enable/disable legacy/modern, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 22/42] virtio_balloon: header update, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 23/42] virtio-balloon: switch to virtio_add_feature, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 24/42] virtio-pci: add struct VirtIOPCIRegion for virtio-1 regions,
Michael S. Tsirkin <=
- [Qemu-devel] [PULL 25/42] virtio-pci: add virtio_pci_modern_regions_init(), Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 26/42] virtio-pci: add virtio_pci_modern_region_map(), Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 27/42] virtio-pci: move virtio_pci_add_mem_cap call to virtio_pci_modern_region_map, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 29/42] virtio-pci: drop identical virtio_pci_cap, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 28/42] virtio-pci: move cap type to VirtIOPCIRegion, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 31/42] pci: add PCI_CLASS_INPUT_*, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 30/42] virtio-pci: fill VirtIOPCIRegions early., Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 32/42] virtio-input: core code & base class [pci], Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 34/42] virtio-net: move qdev properties into virtio-net.c, Michael S. Tsirkin, 2015/06/11
- [Qemu-devel] [PULL 33/42] virtio-input: emulated devices [pci], Michael S. Tsirkin, 2015/06/11