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Data Structures
struct	netmap_slot

struct	netmap_ring

struct	netmap_if

struct	nmreq

struct	nm_ifreq

struct	ptn_vmm_ioctl_msix

struct	nm_kth_ioctl

struct	ptnet_ring_cfg

Macros
#define	NETMAP_API 11 /* current API version */

#define	NETMAP_MIN_API 11 /* min and max versions accepted */

#define	NETMAP_MAX_API 15

#define	NM_CACHE_ALIGN 128

#define	NS_BUF_CHANGED 0x0001 /* buf_idx changed */

#define	NS_REPORT 0x0002 /* ask the hardware to report results */

#define	NS_FORWARD 0x0004 /* pass packet 'forward' */

#define	NS_NO_LEARN 0x0008 /* disable bridge learning */

#define	NS_INDIRECT 0x0010 /* userspace buffer */

#define	NS_MOREFRAG 0x0020 /* packet has more fragments */

#define	NS_PORT_SHIFT 8

#define	NS_PORT_MASK (0xff << NS_PORT_SHIFT)

#define	NS_RFRAGS(_slot) ( ((_slot)->flags >> 8) & 0xff)

#define	NR_TIMESTAMP 0x0002 /* set timestamp on sync() /

#define	NR_FORWARD 0x0004 /* enable NS_FORWARD for ring */

#define	NI_PRIV_MEM 0x1 /* private memory region */

#define	NETMAP_HW_RING 0x4000 /* single NIC ring pair */

#define	NETMAP_SW_RING 0x2000 /* only host ring pair */

#define	NETMAP_RING_MASK 0x0fff /* the ring number */

#define	NETMAP_NO_TX_POLL 0x1000 /* no automatic txsync on poll */

#define	NETMAP_DO_RX_POLL 0x8000 /* DO automatic rxsync on poll */

#define	NETMAP_BDG_ATTACH 1 /* attach the NIC */

#define	NETMAP_BDG_DETACH 2 /* detach the NIC */

#define	NETMAP_BDG_REGOPS 3 /* register bridge callbacks */

#define	NETMAP_BDG_LIST 4 /* get bridge's info */

#define	NETMAP_BDG_VNET_HDR 5 /* set the port virtio-net-hdr length */

#define	NETMAP_BDG_OFFSET NETMAP_BDG_VNET_HDR /* deprecated alias */

#define	NETMAP_BDG_NEWIF 6 /* create a virtual port */

#define	NETMAP_BDG_DELIF 7 /* destroy a virtual port */

#define	NETMAP_PT_HOST_CREATE 8 /* create ptnetmap kthreads */

#define	NETMAP_PT_HOST_DELETE 9 /* delete ptnetmap kthreads */

#define	NETMAP_BDG_POLLING_ON 10 /* delete polling kthread */

#define	NETMAP_BDG_POLLING_OFF 11 /* delete polling kthread */

#define	NETMAP_VNET_HDR_GET 12 /* get the port virtio-net-hdr length */

#define	NETMAP_BDG_HOST 1 /* attach the host stack on ATTACH */

#define	NR_REG_MASK 0xf /* values for nr_flags */

#define	NR_MONITOR_TX 0x100

#define	NR_MONITOR_RX 0x200

#define	NR_ZCOPY_MON 0x400

#define	NR_EXCLUSIVE 0x800

#define	NR_PASSTHROUGH_HOST NR_PTNETMAP_HOST /* deprecated */

#define	NR_PTNETMAP_HOST 0x1000

#define	NR_RX_RINGS_ONLY 0x2000

#define	NR_TX_RINGS_ONLY 0x4000

#define	NR_ACCEPT_VNET_HDR 0x8000

#define	NIOCGINFO _IOWR('i', 145, struct nmreq) /* return IF info */

#define	NIOCREGIF _IOWR('i', 146, struct nmreq) /* interface register */

#define	NIOCTXSYNC _IO('i', 148) /* sync tx queues */

#define	NIOCRXSYNC _IO('i', 149) /* sync rx queues */

#define	NIOCCONFIG _IOWR('i',150, struct nm_ifreq) /* for ext. modules */

#define	NM_IFRDATA_LEN 256

Enumerations
enum	{ NR_REG_DEFAULT = 0, NR_REG_ALL_NIC = 1, NR_REG_SW = 2, NR_REG_NIC_SW = 3, NR_REG_ONE_NIC = 4, NR_REG_PIPE_MASTER = 5, NR_REG_PIPE_SLAVE = 6 }

Functions
static int	nm_ring_empty (struct netmap_ring *ring)

Macro Definition Documentation

◆ NETMAP_API

#define NETMAP_API 11 /* current API version */

Definition at line 42 of file net_netmap.h.

◆ NETMAP_BDG_ATTACH

#define NETMAP_BDG_ATTACH 1 /* attach the NIC */

Definition at line 495 of file net_netmap.h.

◆ NETMAP_BDG_DELIF

#define NETMAP_BDG_DELIF 7 /* destroy a virtual port */

Definition at line 502 of file net_netmap.h.

◆ NETMAP_BDG_DETACH

#define NETMAP_BDG_DETACH 2 /* detach the NIC */

Definition at line 496 of file net_netmap.h.

◆ NETMAP_BDG_HOST

#define NETMAP_BDG_HOST 1 /* attach the host stack on ATTACH */

Definition at line 509 of file net_netmap.h.

◆ NETMAP_BDG_LIST

#define NETMAP_BDG_LIST 4 /* get bridge's info */

Definition at line 498 of file net_netmap.h.

◆ NETMAP_BDG_NEWIF

#define NETMAP_BDG_NEWIF 6 /* create a virtual port */

Definition at line 501 of file net_netmap.h.

◆ NETMAP_BDG_OFFSET

#define NETMAP_BDG_OFFSET NETMAP_BDG_VNET_HDR /* deprecated alias */

Definition at line 500 of file net_netmap.h.

◆ NETMAP_BDG_POLLING_OFF

#define NETMAP_BDG_POLLING_OFF 11 /* delete polling kthread */

Definition at line 506 of file net_netmap.h.

◆ NETMAP_BDG_POLLING_ON

#define NETMAP_BDG_POLLING_ON 10 /* delete polling kthread */

Definition at line 505 of file net_netmap.h.

◆ NETMAP_BDG_REGOPS

#define NETMAP_BDG_REGOPS 3 /* register bridge callbacks */

Definition at line 497 of file net_netmap.h.

◆ NETMAP_BDG_VNET_HDR

#define NETMAP_BDG_VNET_HDR 5 /* set the port virtio-net-hdr length */

Definition at line 499 of file net_netmap.h.

◆ NETMAP_DO_RX_POLL

#define NETMAP_DO_RX_POLL 0x8000 /* DO automatic rxsync on poll */

Definition at line 492 of file net_netmap.h.

◆ NETMAP_HW_RING

#define NETMAP_HW_RING 0x4000 /* single NIC ring pair */

Definition at line 485 of file net_netmap.h.

◆ NETMAP_MAX_API

#define NETMAP_MAX_API 15

Definition at line 45 of file net_netmap.h.

◆ NETMAP_MIN_API

#define NETMAP_MIN_API 11 /* min and max versions accepted */

Definition at line 44 of file net_netmap.h.

◆ NETMAP_NO_TX_POLL

#define NETMAP_NO_TX_POLL 0x1000 /* no automatic txsync on poll */

Definition at line 490 of file net_netmap.h.

◆ NETMAP_PT_HOST_CREATE

#define NETMAP_PT_HOST_CREATE 8 /* create ptnetmap kthreads */

Definition at line 503 of file net_netmap.h.

◆ NETMAP_PT_HOST_DELETE

#define NETMAP_PT_HOST_DELETE 9 /* delete ptnetmap kthreads */

Definition at line 504 of file net_netmap.h.

◆ NETMAP_RING_MASK

#define NETMAP_RING_MASK 0x0fff /* the ring number */

Definition at line 488 of file net_netmap.h.

◆ NETMAP_SW_RING

#define NETMAP_SW_RING 0x2000 /* only host ring pair */

Definition at line 486 of file net_netmap.h.

◆ NETMAP_VNET_HDR_GET

#define NETMAP_VNET_HDR_GET 12 /* get the port virtio-net-hdr length */

Definition at line 507 of file net_netmap.h.

◆ NI_PRIV_MEM

#define NI_PRIV_MEM 0x1 /* private memory region */

Definition at line 322 of file net_netmap.h.

◆ NIOCCONFIG

#define NIOCCONFIG _IOWR('i',150, struct nm_ifreq) /* for ext. modules */

Definition at line 598 of file net_netmap.h.

◆ NIOCGINFO

#define NIOCGINFO _IOWR('i', 145, struct nmreq) /* return IF info */

Definition at line 594 of file net_netmap.h.

◆ NIOCREGIF

#define NIOCREGIF _IOWR('i', 146, struct nmreq) /* interface register */

Definition at line 595 of file net_netmap.h.

◆ NIOCRXSYNC

#define NIOCRXSYNC _IO('i', 149) /* sync rx queues */

Definition at line 597 of file net_netmap.h.

◆ NIOCTXSYNC

#define NIOCTXSYNC _IO('i', 148) /* sync tx queues */

Definition at line 596 of file net_netmap.h.

◆ NM_CACHE_ALIGN

#define NM_CACHE_ALIGN 128

Definition at line 52 of file net_netmap.h.

◆ NM_IFRDATA_LEN

#define NM_IFRDATA_LEN 256

Definition at line 620 of file net_netmap.h.

◆ NR_ACCEPT_VNET_HDR

#define NR_ACCEPT_VNET_HDR 0x8000

Definition at line 543 of file net_netmap.h.

◆ NR_EXCLUSIVE

#define NR_EXCLUSIVE 0x800

Definition at line 532 of file net_netmap.h.

◆ NR_FORWARD

#define NR_FORWARD 0x0004 /* enable NS_FORWARD for ring */

Definition at line 301 of file net_netmap.h.

◆ NR_MONITOR_RX

#define NR_MONITOR_RX 0x200

Definition at line 529 of file net_netmap.h.

◆ NR_MONITOR_TX

#define NR_MONITOR_TX 0x100

Definition at line 528 of file net_netmap.h.

◆ NR_PASSTHROUGH_HOST

#define NR_PASSTHROUGH_HOST NR_PTNETMAP_HOST /* deprecated */

Definition at line 534 of file net_netmap.h.

◆ NR_PTNETMAP_HOST

#define NR_PTNETMAP_HOST 0x1000

Definition at line 535 of file net_netmap.h.

◆ NR_REG_MASK

#define NR_REG_MASK 0xf /* values for nr_flags */

Definition at line 518 of file net_netmap.h.

◆ NR_RX_RINGS_ONLY

#define NR_RX_RINGS_ONLY 0x2000

Definition at line 536 of file net_netmap.h.

◆ NR_TIMESTAMP

#define NR_TIMESTAMP 0x0002 /* set timestamp on *sync() */

Definition at line 294 of file net_netmap.h.

◆ NR_TX_RINGS_ONLY

#define NR_TX_RINGS_ONLY 0x4000

Definition at line 537 of file net_netmap.h.

◆ NR_ZCOPY_MON

#define NR_ZCOPY_MON 0x400

Definition at line 530 of file net_netmap.h.

◆ NS_BUF_CHANGED

#define NS_BUF_CHANGED 0x0001 /* buf_idx changed */

Definition at line 156 of file net_netmap.h.

◆ NS_FORWARD

#define NS_FORWARD 0x0004 /* pass packet 'forward' */

Definition at line 175 of file net_netmap.h.

◆ NS_INDIRECT

#define NS_INDIRECT 0x0010 /* userspace buffer */

Definition at line 190 of file net_netmap.h.

◆ NS_MOREFRAG

#define NS_MOREFRAG 0x0020 /* packet has more fragments */

Definition at line 196 of file net_netmap.h.

◆ NS_NO_LEARN

#define NS_NO_LEARN 0x0008 /* disable bridge learning */

Definition at line 184 of file net_netmap.h.

◆ NS_PORT_MASK

#define NS_PORT_MASK (0xff << NS_PORT_SHIFT)

Definition at line 204 of file net_netmap.h.

◆ NS_PORT_SHIFT

#define NS_PORT_SHIFT 8

Definition at line 203 of file net_netmap.h.

◆ NS_REPORT

#define NS_REPORT 0x0002 /* ask the hardware to report results */

Definition at line 167 of file net_netmap.h.

◆ NS_RFRAGS

#define NS_RFRAGS ( _slot ) ( ((_slot)->flags >> 8) & 0xff)

Definition at line 211 of file net_netmap.h.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
NR_REG_DEFAULT
NR_REG_ALL_NIC
NR_REG_SW
NR_REG_NIC_SW
NR_REG_ONE_NIC
NR_REG_PIPE_MASTER
NR_REG_PIPE_SLAVE

Definition at line 519 of file net_netmap.h.

Function Documentation

◆ nm_ring_empty()

static int nm_ring_empty ( struct netmap_ring * ring )

inlinestatic

Definition at line 610 of file net_netmap.h.

Data Structures

Macros

Enumerations

Functions