Changeset 9364ced in mainline for uspace/drv/nic/virtio-net/virtio-net.h

Timestamp:

2018-05-22T19:06:50Z (6 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c1ba24a

Parents:

5b5c286

git-author:

Jakub Jermar <jakub@…> (2018-05-20 10:35:33)

git-committer:

Jakub Jermar <jakub@…> (2018-05-22 19:06:50)

Message:

virtio-net: Setup DMA buffers

File:

• uspace/drv/nic/virtio-net/virtio-net.h (modified) (2 diffs)

uspace/drv/nic/virtio-net/virtio-net.h

@@ -32 +32 @@
 #include <virtio-pci.h>
 
+#define RX_BUFFERS      8
+#define TX_BUFFERS      8
+#define CT_BUFFERS      4
+
 /** Device handles packets with partial checksum. */
 #define VIRTIO_NET_F_CSUM               (1U << 0)
@@ -47 +51 @@
 typedef struct {
         virtio_dev_t virtio_dev;
+        void *rx_buf[RX_BUFFERS];
+        uintptr_t rx_buf_p[RX_BUFFERS];
+        void *tx_buf[TX_BUFFERS];
+        uintptr_t tx_buf_p[TX_BUFFERS];
+        void *ct_buf[CT_BUFFERS];
+        uintptr_t ct_buf_p[CT_BUFFERS];
 } virtio_net_t;