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[virtio] Remove dependency on nic for virtio PCI functions

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Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
This commit is contained in:
Laurent Vivier
2008-11-19 17:28:27 +01:00
committed by Michael Brown
parent fc49421c7e
commit d3d8f20626
2 changed files with 32 additions and 32 deletions
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36
src/include/gpxe/virtio-pci.h
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@@ -37,58 +37,58 @@
/* Virtio ABI version, this must match exactly */
#define VIRTIO_PCI_ABI_VERSION 0
static inline u32 vp_get_features(struct nic *nic)
static inline u32 vp_get_features(unsigned int ioaddr)
{
return inl(nic->ioaddr + VIRTIO_PCI_HOST_FEATURES);
return inl(ioaddr + VIRTIO_PCI_HOST_FEATURES);
}
static inline void vp_set_features(struct nic *nic, u32 features)
static inline void vp_set_features(unsigned int ioaddr, u32 features)
{
outl(features, nic->ioaddr + VIRTIO_PCI_GUEST_FEATURES);
outl(features, ioaddr + VIRTIO_PCI_GUEST_FEATURES);
}
static inline void vp_get(struct nic *nic, unsigned offset,
static inline void vp_get(unsigned int ioaddr, unsigned offset,
void *buf, unsigned len)
{
u8 *ptr = buf;
unsigned i;
for (i = 0; i < len; i++)
ptr[i] = inb(nic->ioaddr + VIRTIO_PCI_CONFIG + offset + i);
ptr[i] = inb(ioaddr + VIRTIO_PCI_CONFIG + offset + i);
}
static inline u8 vp_get_status(struct nic *nic)
static inline u8 vp_get_status(unsigned int ioaddr)
{
return inb(nic->ioaddr + VIRTIO_PCI_STATUS);
return inb(ioaddr + VIRTIO_PCI_STATUS);
}
static inline void vp_set_status(struct nic *nic, u8 status)
static inline void vp_set_status(unsigned int ioaddr, u8 status)
{
if (status == 0) /* reset */
return;
outb(status, nic->ioaddr + VIRTIO_PCI_STATUS);
outb(status, ioaddr + VIRTIO_PCI_STATUS);
}
static inline void vp_reset(struct nic *nic)
static inline void vp_reset(unsigned int ioaddr)
{
outb(0, nic->ioaddr + VIRTIO_PCI_STATUS);
(void)inb(nic->ioaddr + VIRTIO_PCI_ISR);
outb(0, ioaddr + VIRTIO_PCI_STATUS);
(void)inb(ioaddr + VIRTIO_PCI_ISR);
}
static inline void vp_notify(struct nic *nic, int queue_index)
static inline void vp_notify(unsigned int ioaddr, int queue_index)
{
outw(queue_index, nic->ioaddr + VIRTIO_PCI_QUEUE_NOTIFY);
outw(queue_index, ioaddr + VIRTIO_PCI_QUEUE_NOTIFY);
}
static inline void vp_del_vq(struct nic *nic, int queue_index)
static inline void vp_del_vq(unsigned int ioaddr, int queue_index)
{
/* select the queue */
outw(queue_index, nic->ioaddr + VIRTIO_PCI_QUEUE_SEL);
outw(queue_index, ioaddr + VIRTIO_PCI_QUEUE_SEL);
/* deactivate the queue */
outl(0, nic->ioaddr + VIRTIO_PCI_QUEUE_PFN);
outl(0, ioaddr + VIRTIO_PCI_QUEUE_PFN);
}
#endif /* _VIRTIO_PCI_H_ */