dprintf(1, "found virtio-blk at %x:%x\n", pci_bdf_to_bus(bdf),
pci_bdf_to_dev(bdf));
struct virtiodrive_s *vdrive_g = malloc_fseg(sizeof(*vdrive_g));
- struct vring_virtqueue *vq = memalign_low(PAGE_SIZE, sizeof(*vq));
- if (!vdrive_g || !vq) {
+ if (!vdrive_g) {
warn_noalloc();
- goto fail;
+ return;
}
memset(vdrive_g, 0, sizeof(*vdrive_g));
- memset(vq, 0, sizeof(*vq));
vdrive_g->drive.type = DTYPE_VIRTIO_BLK;
vdrive_g->drive.cntl_id = bdf;
- vdrive_g->vq = vq;
-
- u16 ioaddr = pci_config_readl(bdf, PCI_BASE_ADDRESS_0) &
- PCI_BASE_ADDRESS_IO_MASK;
+ u16 ioaddr = vp_init_simple(bdf);
vdrive_g->ioaddr = ioaddr;
-
- vp_reset(ioaddr);
- vp_set_status(ioaddr, VIRTIO_CONFIG_S_ACKNOWLEDGE |
- VIRTIO_CONFIG_S_DRIVER );
-
- if (vp_find_vq(ioaddr, 0, vdrive_g->vq) < 0 ) {
+ if (vp_find_vq(ioaddr, 0, &vdrive_g->vq) < 0 ) {
dprintf(1, "fail to find vq for virtio-blk %x:%x\n",
pci_bdf_to_bus(bdf), pci_bdf_to_dev(bdf));
goto fail;
return;
fail:
+ free(vdrive_g->vq);
free(vdrive_g);
- free(vq);
}
void