[qemu.git] / hw / net / vmxnet3_defs.h

/*
 * QEMU VMWARE VMXNET3 paravirtual NIC
 *
 * Copyright (c) 2012 Ravello Systems LTD (http://ravellosystems.com)
 *
 * Developed by Daynix Computing LTD (http://www.daynix.com)
 *
 * Authors:
 * Dmitry Fleytman <[email protected]>
 * Tamir Shomer <[email protected]>
 * Yan Vugenfirer <[email protected]>
 *
 * This work is licensed under the terms of the GNU GPL, version 2.
 * See the COPYING file in the top-level directory.
 */

#ifndef HW_NET_VMXNET3_DEFS_H
#define HW_NET_VMXNET3_DEFS_H

#include "net/net.h"
#include "hw/net/vmxnet3.h"

#define TYPE_VMXNET3 "vmxnet3"
#define VMXNET3(obj) OBJECT_CHECK(VMXNET3State, (obj), TYPE_VMXNET3)

/* Device state and helper functions */
#define VMXNET3_RX_RINGS_PER_QUEUE (2)

/* Cyclic ring abstraction */
typedef struct {
    hwaddr pa;
    uint32_t size;
    uint32_t cell_size;
    uint32_t next;
    uint8_t gen;
} Vmxnet3Ring;

typedef struct {
    Vmxnet3Ring tx_ring;
    Vmxnet3Ring comp_ring;

    uint8_t intr_idx;
    hwaddr tx_stats_pa;
    struct UPT1_TxStats txq_stats;
} Vmxnet3TxqDescr;

typedef struct {
    Vmxnet3Ring rx_ring[VMXNET3_RX_RINGS_PER_QUEUE];
    Vmxnet3Ring comp_ring;
    uint8_t intr_idx;
    hwaddr rx_stats_pa;
    struct UPT1_RxStats rxq_stats;
} Vmxnet3RxqDescr;

typedef struct {
    bool is_masked;
    bool is_pending;
    bool is_asserted;
} Vmxnet3IntState;

typedef struct {
        PCIDevice parent_obj;
        NICState *nic;
        NICConf conf;
        MemoryRegion bar0;
        MemoryRegion bar1;
        MemoryRegion msix_bar;

        Vmxnet3RxqDescr rxq_descr[VMXNET3_DEVICE_MAX_RX_QUEUES];
        Vmxnet3TxqDescr txq_descr[VMXNET3_DEVICE_MAX_TX_QUEUES];

        /* Whether MSI-X support was installed successfully */
        bool msix_used;
        hwaddr drv_shmem;
        hwaddr temp_shared_guest_driver_memory;

        uint8_t txq_num;

        /* This boolean tells whether RX packet being indicated has to */
        /* be split into head and body chunks from different RX rings  */
        bool rx_packets_compound;

        bool rx_vlan_stripping;
        bool lro_supported;

        uint8_t rxq_num;

        /* Network MTU */
        uint32_t mtu;

        /* Maximum number of fragments for indicated TX packets */
        uint32_t max_tx_frags;

        /* Maximum number of fragments for indicated RX packets */
        uint16_t max_rx_frags;

        /* Index for events interrupt */
        uint8_t event_int_idx;

        /* Whether automatic interrupts masking enabled */
        bool auto_int_masking;

        bool peer_has_vhdr;

        /* TX packets to QEMU interface */
        struct NetTxPkt *tx_pkt;
        uint32_t offload_mode;
        uint32_t cso_or_gso_size;
        uint16_t tci;
        bool needs_vlan;

        struct NetRxPkt *rx_pkt;

        bool tx_sop;
        bool skip_current_tx_pkt;

        uint32_t device_active;
        uint32_t last_command;

        uint32_t link_status_and_speed;

        Vmxnet3IntState interrupt_states[VMXNET3_MAX_INTRS];

        uint32_t temp_mac;   /* To store the low part first */

        MACAddr perm_mac;
        uint32_t vlan_table[VMXNET3_VFT_SIZE];
        uint32_t rx_mode;
        MACAddr *mcast_list;
        uint32_t mcast_list_len;
        uint32_t mcast_list_buff_size; /* needed for live migration. */

        /* Compatibility flags for migration */
        uint32_t compat_flags;
} VMXNET3State;

#endif
Commit	Line	Data
317639aa YS	1	/*
	2	* QEMU VMWARE VMXNET3 paravirtual NIC
	3	*
	4	* Copyright (c) 2012 Ravello Systems LTD (http://ravellosystems.com)
	5	*
	6	* Developed by Daynix Computing LTD (http://www.daynix.com)
	7	*
	8	* Authors:
	9	* Dmitry Fleytman <[email protected]>
	10	* Tamir Shomer <[email protected]>
	11	* Yan Vugenfirer <[email protected]>
	12	*
	13	* This work is licensed under the terms of the GNU GPL, version 2.
	14	* See the COPYING file in the top-level directory.
317639aa YS	15	*/
317639aa YS	16
f91005e1 MA	17	#ifndef HW_NET_VMXNET3_DEFS_H
	18	#define HW_NET_VMXNET3_DEFS_H
	19
317639aa YS	20	#include "net/net.h"
	21	#include "hw/net/vmxnet3.h"
	22
	23	#define TYPE_VMXNET3 "vmxnet3"
	24	#define VMXNET3(obj) OBJECT_CHECK(VMXNET3State, (obj), TYPE_VMXNET3)
	25
	26	/* Device state and helper functions */
	27	#define VMXNET3_RX_RINGS_PER_QUEUE (2)
	28
	29	/* Cyclic ring abstraction */
	30	typedef struct {
	31	hwaddr pa;
	32	uint32_t size;
	33	uint32_t cell_size;
	34	uint32_t next;
	35	uint8_t gen;
	36	} Vmxnet3Ring;
	37
	38	typedef struct {
	39	Vmxnet3Ring tx_ring;
	40	Vmxnet3Ring comp_ring;
	41
	42	uint8_t intr_idx;
	43	hwaddr tx_stats_pa;
	44	struct UPT1_TxStats txq_stats;
	45	} Vmxnet3TxqDescr;
	46
	47	typedef struct {
	48	Vmxnet3Ring rx_ring[VMXNET3_RX_RINGS_PER_QUEUE];
	49	Vmxnet3Ring comp_ring;
	50	uint8_t intr_idx;
	51	hwaddr rx_stats_pa;
	52	struct UPT1_RxStats rxq_stats;
	53	} Vmxnet3RxqDescr;
	54
	55	typedef struct {
	56	bool is_masked;
	57	bool is_pending;
	58	bool is_asserted;
	59	} Vmxnet3IntState;
	60
	61	typedef struct {
	62	PCIDevice parent_obj;
	63	NICState *nic;
	64	NICConf conf;
	65	MemoryRegion bar0;
	66	MemoryRegion bar1;
	67	MemoryRegion msix_bar;
	68
	69	Vmxnet3RxqDescr rxq_descr[VMXNET3_DEVICE_MAX_RX_QUEUES];
	70	Vmxnet3TxqDescr txq_descr[VMXNET3_DEVICE_MAX_TX_QUEUES];
	71
	72	/* Whether MSI-X support was installed successfully */
	73	bool msix_used;
	74	hwaddr drv_shmem;
	75	hwaddr temp_shared_guest_driver_memory;
	76
	77	uint8_t txq_num;
	78
	79	/* This boolean tells whether RX packet being indicated has to */
	80	/* be split into head and body chunks from different RX rings */
	81	bool rx_packets_compound;
	82
	83	bool rx_vlan_stripping;
84	bool lro_supported;
85
86	uint8_t rxq_num;
87
88	/* Network MTU */
89	uint32_t mtu;
90
91	/* Maximum number of fragments for indicated TX packets */
92	uint32_t max_tx_frags;
93
94	/* Maximum number of fragments for indicated RX packets */
95	uint16_t max_rx_frags;
96
97	/* Index for events interrupt */
98	uint8_t event_int_idx;
99
100	/* Whether automatic interrupts masking enabled */
101	bool auto_int_masking;
102
103	bool peer_has_vhdr;
104
105	/* TX packets to QEMU interface */
106	struct NetTxPkt *tx_pkt;
107	uint32_t offload_mode;
108	uint32_t cso_or_gso_size;
109	uint16_t tci;
110	bool needs_vlan;
111
112	struct NetRxPkt *rx_pkt;
113
114	bool tx_sop;
115	bool skip_current_tx_pkt;
116
117	uint32_t device_active;
118	uint32_t last_command;
119
120	uint32_t link_status_and_speed;
121
122	Vmxnet3IntState interrupt_states[VMXNET3_MAX_INTRS];
123
124	uint32_t temp_mac; /* To store the low part first */
125
126	MACAddr perm_mac;
127	uint32_t vlan_table[VMXNET3_VFT_SIZE];
128	uint32_t rx_mode;
129	MACAddr *mcast_list;
130	uint32_t mcast_list_len;
131	uint32_t mcast_list_buff_size; /* needed for live migration. */
132
133	/* Compatibility flags for migration */
134	uint32_t compat_flags;
135	} VMXNET3State;
f91005e1 MA	136
f91005e1 MA	137	#endif