modified pci io hooks to not use the dev_io hooks, which are too constrictive

[palacios.git] / palacios / src / devices / lnx_virtio_blk.c

diff --git a/palacios/src/devices/lnx_virtio_blk.c b/palacios/src/devices/lnx_virtio_blk.c
index 0720e93..f71b559 100644 (file)
--- a/palacios/src/devices/lnx_virtio_blk.c
+++ b/palacios/src/devices/lnx_virtio_blk.c
@@ -27,12 +27,12 @@
 #include <devices/pci.h>
 
 
-/*
-#ifndef DEBUG_VIRTIO_BLK
+
+#ifndef CONFIG_DEBUG_VIRTIO_BLK
 #undef PrintDebug
 #define PrintDebug(fmt, args...)
 #endif
-*/
+
 
 #define BLK_CAPACITY_PORT     20
 #define BLK_MAX_SIZE_PORT     28
@@ -340,7 +340,8 @@ static int handle_kick(struct vm_device * dev) {
     return 0;
 }
 
-static int virtio_io_write(uint16_t port, void * src, uint_t length, struct vm_device * dev) {
+static int virtio_io_write(uint16_t port, void * src, uint_t length, void * private_data) {
+    struct vm_device * dev = (struct vm_device *)private_data;
     struct virtio_blk_state * virtio = (struct virtio_blk_state *)dev->private_data;
     int port_idx = port % virtio->io_range_size;
 
@@ -447,7 +448,8 @@ static int virtio_io_write(uint16_t port, void * src, uint_t length, struct vm_d
 }
 
 
-static int virtio_io_read(uint16_t port, void * dst, uint_t length, struct vm_device * dev) {
+static int virtio_io_read(uint16_t port, void * dst, uint_t length, void * private_data) {
+    struct vm_device * dev = (struct vm_device *)private_data;
     struct virtio_blk_state * virtio = (struct virtio_blk_state *)dev->private_data;
     int port_idx = port % virtio->io_range_size;
 
@@ -621,6 +623,7 @@ static int virtio_init(struct guest_info * vm, void * cfg_data) {
 
        bars[0].io_read = virtio_io_read;
        bars[0].io_write = virtio_io_write;
+       bars[0].private_data = dev;
 
        pci_dev = v3_pci_register_device(pci_bus, PCI_STD_DEVICE, 
                                         0, PCI_AUTO_DEV_NUM, 0,