[SeaBIOS] [PATCH 10/18] virtio: add version 1.0 support to vp_get_isr
Gerd Hoffmann
kraxel at redhat.com
Mon Jun 29 10:53:32 CEST 2015
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
src/hw/virtio-pci.c | 12 ++++++++++++
src/hw/virtio-pci.h | 6 +-----
2 files changed, 13 insertions(+), 5 deletions(-)
diff --git a/src/hw/virtio-pci.c b/src/hw/virtio-pci.c
index b414c71..481b365 100644
--- a/src/hw/virtio-pci.c
+++ b/src/hw/virtio-pci.c
@@ -90,6 +90,18 @@ void vp_set_status(struct vp_device *vp, u8 status)
}
}
+u8 vp_get_isr(struct vp_device *vp)
+{
+ u8 isr;
+
+ if (vp->use_modern) {
+ vp_modern_read(vp->isr, virtio_pci_isr, isr, isr);
+ } else {
+ isr = inb(vp->ioaddr + VIRTIO_PCI_ISR);
+ }
+ return isr;
+}
+
int vp_find_vq(struct vp_device *vp, int queue_index,
struct vring_virtqueue **p_vq)
{
diff --git a/src/hw/virtio-pci.h b/src/hw/virtio-pci.h
index 079aa53..c9e5a21 100644
--- a/src/hw/virtio-pci.h
+++ b/src/hw/virtio-pci.h
@@ -204,11 +204,7 @@ static inline void vp_get(struct vp_device *vp, unsigned offset,
u8 vp_get_status(struct vp_device *vp);
void vp_set_status(struct vp_device *vp, u8 status);
-
-static inline u8 vp_get_isr(struct vp_device *vp)
-{
- return inb(GET_LOWFLAT(vp->ioaddr) + VIRTIO_PCI_ISR);
-}
+u8 vp_get_isr(struct vp_device *vp);
static inline void vp_reset(struct vp_device *vp)
{
--
1.8.3.1
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