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[mtnic] Add multiport support and some minor fixes

Signed-off-by: Michael Brown <mcb30@etherboot.org>
This commit is contained in:
Itay Gazit 2009-02-09 12:40:48 +00:00 committed by Michael Brown
parent e9c10ca158
commit 750c19466a
2 changed files with 697 additions and 595 deletions

1015
src/drivers/net/mtnic.c Executable file → Normal file

File diff suppressed because it is too large Load Diff

277
src/drivers/net/mtnic.h Executable file → Normal file
View File

@ -38,24 +38,28 @@
/* /*
* Device setup * Device setup
*/ */
/*
Note port number can be changed under mtnic.c !
*/
#define MTNIC_MAX_PORTS 2 #define MTNIC_MAX_PORTS 2
#define MTNIC_PORT1 0
#define MTNIC_PORT2 1
#define NUM_TX_RINGS 1 #define NUM_TX_RINGS 1
#define NUM_RX_RINGS 1 #define NUM_RX_RINGS 1
#define NUM_CQS (NUM_RX_RINGS + NUM_TX_RINGS) #define NUM_CQS (NUM_RX_RINGS + NUM_TX_RINGS)
#define GO_BIT_TIMEOUT 6000 #define GO_BIT_TIMEOUT 6000
#define TBIT_RETRIES 100 #define TBIT_RETRIES 100
#define UNITS_BUFFER_SIZE 8 /* can be configured to 4/8/16 */ #define UNITS_BUFFER_SIZE 8 /* can be configured to 4/8/16 */
#define MAX_GAP_PROD_CONS (UNITS_BUFFER_SIZE/4) #define MAX_GAP_PROD_CONS ( UNITS_BUFFER_SIZE / 4 )
#define DEF_MTU 1600 #define ETH_DEF_LEN 1540 /* 40 bytes used by the card */
#define DEF_IOBUF_SIZE 1600 #define ETH_FCS_LEN 14
#define DEF_MTU ETH_DEF_LEN + ETH_FCS_LEN
#define DEF_IOBUF_SIZE ETH_DEF_LEN
#define MAC_ADDRESS_SIZE 6 #define MAC_ADDRESS_SIZE 6
#define NUM_EQES 16 #define NUM_EQES 16
#define ROUND_TO_CHECK 0x400 #define ROUND_TO_CHECK 0x400
#define DELAY_LINK_CHECK 300
#define CHECK_LINK_TIMES 7
#define XNOR(x,y) (!(x) == !(y)) #define XNOR(x,y) (!(x) == !(y))
#define dma_addr_t unsigned long #define dma_addr_t unsigned long
@ -108,7 +112,7 @@ typedef enum mtnic_if_cmd {
MTNIC_IF_CMD_CONFIG_RX = 0x005, /* general receive configuration */ MTNIC_IF_CMD_CONFIG_RX = 0x005, /* general receive configuration */
MTNIC_IF_CMD_CONFIG_TX = 0x006, /* general transmit configuration */ MTNIC_IF_CMD_CONFIG_TX = 0x006, /* general transmit configuration */
MTNIC_IF_CMD_CONFIG_INT_FREQ = 0x007, /* interrupt timers freq limits */ MTNIC_IF_CMD_CONFIG_INT_FREQ = 0x007, /* interrupt timers freq limits */
MTNIC_IF_CMD_HEART_BEAT = 0x008, /* NOP command testing liveliness */ MTNIC_IF_CMD_HEART_BEAT = 0x008, /* NOP command testing liveliness */
MTNIC_IF_CMD_CLOSE_NIC = 0x009, /* release memory and stop the NIC */ MTNIC_IF_CMD_CLOSE_NIC = 0x009, /* release memory and stop the NIC */
/* Port commands: */ /* Port commands: */
@ -119,22 +123,22 @@ typedef enum mtnic_if_cmd {
MTNIC_IF_CMD_CONFIG_PORT_VLAN_FILTER = 0x14, /* configure VLAN filter */ MTNIC_IF_CMD_CONFIG_PORT_VLAN_FILTER = 0x14, /* configure VLAN filter */
MTNIC_IF_CMD_CONFIG_PORT_MCAST_FILTER = 0x15, /* configure mcast filter */ MTNIC_IF_CMD_CONFIG_PORT_MCAST_FILTER = 0x15, /* configure mcast filter */
MTNIC_IF_CMD_ENABLE_PORT_MCAST_FILTER = 0x16, /* enable/disable */ MTNIC_IF_CMD_ENABLE_PORT_MCAST_FILTER = 0x16, /* enable/disable */
MTNIC_IF_CMD_SET_PORT_MTU = 0x17, /* set port MTU */ MTNIC_IF_CMD_SET_PORT_MTU = 0x17, /* set port MTU */
MTNIC_IF_CMD_SET_PORT_PROMISCUOUS_MODE = 0x18, /* enable/disable promisc */ MTNIC_IF_CMD_SET_PORT_PROMISCUOUS_MODE = 0x18, /* enable/disable promisc */
MTNIC_IF_CMD_SET_PORT_DEFAULT_RING = 0x19, /* set the default ring */ MTNIC_IF_CMD_SET_PORT_DEFAULT_RING = 0x19, /* set the default ring */
MTNIC_IF_CMD_SET_PORT_STATE = 0x1a, /* set link up/down */ MTNIC_IF_CMD_SET_PORT_STATE = 0x1a, /* set link up/down */
MTNIC_IF_CMD_DUMP_STAT = 0x1b, /* dump statistics */ MTNIC_IF_CMD_DUMP_STAT = 0x1b, /* dump statistics */
MTNIC_IF_CMD_ARM_PORT_STATE_EVENT = 0x1c, /* arm the port state event */ MTNIC_IF_CMD_ARM_PORT_STATE_EVENT = 0x1c, /* arm the port state event */
/* Ring / Completion queue commands: */ /* Ring / Completion queue commands: */
MTNIC_IF_CMD_CONFIG_CQ = 0x20, /* set up completion queue */ MTNIC_IF_CMD_CONFIG_CQ = 0x20, /* set up completion queue */
MTNIC_IF_CMD_CONFIG_RX_RING = 0x21, /* setup Rx ring */ MTNIC_IF_CMD_CONFIG_RX_RING = 0x21, /* setup Rx ring */
MTNIC_IF_CMD_SET_RX_RING_ADDR = 0x22, /* set Rx ring filter by address */ MTNIC_IF_CMD_SET_RX_RING_ADDR = 0x22, /* set Rx ring filter by address */
MTNIC_IF_CMD_SET_RX_RING_MCAST = 0x23, /* set Rx ring mcast filter */ MTNIC_IF_CMD_SET_RX_RING_MCAST = 0x23, /* set Rx ring mcast filter */
MTNIC_IF_CMD_ARM_RX_RING_WM = 0x24, /* one-time low-watermark INT */ MTNIC_IF_CMD_ARM_RX_RING_WM = 0x24, /* one-time low-watermark INT */
MTNIC_IF_CMD_CONFIG_TX_RING = 0x25, /* set up Tx ring */ MTNIC_IF_CMD_CONFIG_TX_RING = 0x25, /* set up Tx ring */
MTNIC_IF_CMD_ENFORCE_TX_RING_ADDR = 0x26, /* setup anti spoofing */ MTNIC_IF_CMD_ENFORCE_TX_RING_ADDR = 0x26, /* setup anti spoofing */
MTNIC_IF_CMD_CONFIG_EQ = 0x27, /* config EQ ring */ MTNIC_IF_CMD_CONFIG_EQ = 0x27, /* config EQ ring */
MTNIC_IF_CMD_RELEASE_RESOURCE = 0x28, /* release internal ref to resource */ MTNIC_IF_CMD_RELEASE_RESOURCE = 0x28, /* release internal ref to resource */
} }
mtnic_if_cmd_t; mtnic_if_cmd_t;
@ -144,15 +148,15 @@ mtnic_if_cmd_t;
typedef enum mtnic_if_caps { typedef enum mtnic_if_caps {
MTNIC_IF_CAP_MAX_TX_RING_PER_PORT = 0x0, MTNIC_IF_CAP_MAX_TX_RING_PER_PORT = 0x0,
MTNIC_IF_CAP_MAX_RX_RING_PER_PORT = 0x1, MTNIC_IF_CAP_MAX_RX_RING_PER_PORT = 0x1,
MTNIC_IF_CAP_MAX_CQ_PER_PORT = 0x2, MTNIC_IF_CAP_MAX_CQ_PER_PORT = 0x2,
MTNIC_IF_CAP_NUM_PORTS = 0x3, MTNIC_IF_CAP_NUM_PORTS = 0x3,
MTNIC_IF_CAP_MAX_TX_DESC = 0x4, MTNIC_IF_CAP_MAX_TX_DESC = 0x4,
MTNIC_IF_CAP_MAX_RX_DESC = 0x5, MTNIC_IF_CAP_MAX_RX_DESC = 0x5,
MTNIC_IF_CAP_MAX_CQES = 0x6, MTNIC_IF_CAP_MAX_CQES = 0x6,
MTNIC_IF_CAP_MAX_TX_SG_ENTRIES = 0x7, MTNIC_IF_CAP_MAX_TX_SG_ENTRIES = 0x7,
MTNIC_IF_CAP_MAX_RX_SG_ENTRIES = 0x8, MTNIC_IF_CAP_MAX_RX_SG_ENTRIES = 0x8,
MTNIC_IF_CAP_MEM_KEY = 0x9, /* key to mem (after map_pages) */ MTNIC_IF_CAP_MEM_KEY = 0x9, /* key to mem (after map_pages) */
MTNIC_IF_CAP_RSS_HASH_TYPE = 0xa, /* one of mtnic_if_rss_types_t */ MTNIC_IF_CAP_RSS_HASH_TYPE = 0xa, /* one of mtnic_if_rss_types_t */
MTNIC_IF_CAP_MAX_PORT_UCAST_ADDR = 0xc, MTNIC_IF_CAP_MAX_PORT_UCAST_ADDR = 0xc,
MTNIC_IF_CAP_MAX_RING_UCAST_ADDR = 0xd, /* only for ADDR steer */ MTNIC_IF_CAP_MAX_RING_UCAST_ADDR = 0xd, /* only for ADDR steer */
MTNIC_IF_CAP_MAX_PORT_MCAST_ADDR = 0xe, MTNIC_IF_CAP_MAX_PORT_MCAST_ADDR = 0xe,
@ -164,20 +168,20 @@ typedef enum mtnic_if_caps {
MTNIC_IF_CAP_EQ_DB_OFFSET = 0x14, /* offset in bytes for EQ doorbell record */ MTNIC_IF_CAP_EQ_DB_OFFSET = 0x14, /* offset in bytes for EQ doorbell record */
/* These are per port - using port number from cap modifier field */ /* These are per port - using port number from cap modifier field */
MTNIC_IF_CAP_SPEED = 0x20, MTNIC_IF_CAP_SPEED = 0x20,
MTNIC_IF_CAP_DEFAULT_MAC = 0x21, MTNIC_IF_CAP_DEFAULT_MAC = 0x21,
MTNIC_IF_CAP_EQ_OFFSET = 0x22, MTNIC_IF_CAP_EQ_OFFSET = 0x22,
MTNIC_IF_CAP_CQ_OFFSET = 0x23, MTNIC_IF_CAP_CQ_OFFSET = 0x23,
MTNIC_IF_CAP_TX_OFFSET = 0x24, MTNIC_IF_CAP_TX_OFFSET = 0x24,
MTNIC_IF_CAP_RX_OFFSET = 0x25, MTNIC_IF_CAP_RX_OFFSET = 0x25,
} mtnic_if_caps_t; } mtnic_if_caps_t;
typedef enum mtnic_if_steer_types { typedef enum mtnic_if_steer_types {
MTNIC_IF_STEER_NONE = 0, MTNIC_IF_STEER_NONE = 0,
MTNIC_IF_STEER_PRIORITY = 1, MTNIC_IF_STEER_PRIORITY = 1,
MTNIC_IF_STEER_RSS = 2, MTNIC_IF_STEER_RSS = 2,
MTNIC_IF_STEER_ADDRESS = 3, MTNIC_IF_STEER_ADDRESS = 3,
} mtnic_if_steer_types_t; } mtnic_if_steer_types_t;
/** types of memory access modes */ /** types of memory access modes */
@ -188,19 +192,12 @@ typedef enum mtnic_if_memory_types {
enum { enum {
MTNIC_HCR_BASE = 0x1f000, MTNIC_HCR_BASE = 0x1f000,
MTNIC_HCR_SIZE = 0x0001c, MTNIC_HCR_SIZE = 0x0001c,
MTNIC_CLR_INT_SIZE = 0x00008, MTNIC_CLR_INT_SIZE = 0x00008,
}; };
#define MELLANOX_VENDOR_ID 0x15b3
#define MTNIC_DEVICE_ID 0x00a00190
#define MTNIC_RESET_OFFSET 0xF0010 #define MTNIC_RESET_OFFSET 0xF0010
#define MTNIC_DEVICE_ID_OFFSET 0xF0014
@ -265,7 +262,7 @@ struct mtnic_ring {
/* Buffers */ /* Buffers */
u32 buf_size; /* ring buffer size in bytes */ u32 buf_size; /* ring buffer size in bytes */
dma_addr_t dma; dma_addr_t dma;
void *buf; void *buf;
struct io_buffer *iobuf[UNITS_BUFFER_SIZE]; struct io_buffer *iobuf[UNITS_BUFFER_SIZE];
@ -274,7 +271,7 @@ struct mtnic_ring {
u32 db_offset; u32 db_offset;
/* Rx ring only */ /* Rx ring only */
dma_addr_t iobuf_dma; dma_addr_t iobuf_dma;
struct mtnic_rx_db_record *db; struct mtnic_rx_db_record *db;
dma_addr_t db_dma; dma_addr_t db_dma;
}; };
@ -351,15 +348,16 @@ struct mtnic_eqe {
struct mtnic_eq { struct mtnic_eq {
u32 size; /* number of EQEs in ring */ u32 size; /* number of EQEs in ring */
u32 buf_size; /* EQ size in bytes */ u32 buf_size; /* EQ size in bytes */
void *buf; void *buf;
dma_addr_t dma; dma_addr_t dma;
}; };
enum mtnic_state { enum mtnic_state {
CARD_DOWN, CARD_DOWN,
CARD_INITIALIZED, CARD_INITIALIZED,
CARD_UP CARD_UP,
CARD_LINK_DOWN,
}; };
/* FW */ /* FW */
@ -375,9 +373,9 @@ struct mtnic_err_buf {
struct mtnic_cmd { struct mtnic_cmd {
void *buf; void *buf;
unsigned long mapping; unsigned long mapping;
u32 tbit; u32 tbit;
}; };
@ -395,40 +393,52 @@ struct mtnic_txcq_db {
* Device private data * Device private data
* *
*/ */
struct mtnic_priv { struct mtnic {
struct net_device *dev; struct net_device *netdev[MTNIC_MAX_PORTS];
struct pci_device *pdev; struct mtnic_if_cmd_reg *hcr;
u8 port; struct mtnic_cmd cmd;
struct pci_device *pdev;
enum mtnic_state state; struct mtnic_eq eq;
/* Firmware and board info */ u32 *eq_db;
u64 fw_ver;
/* Firmware and board info */
u64 fw_ver;
struct { struct {
struct mtnic_pages fw_pages; struct mtnic_pages fw_pages;
struct mtnic_pages extra_pages; struct mtnic_pages extra_pages;
struct mtnic_err_buf err_buf; struct mtnic_err_buf err_buf;
u16 ifc_rev; u16 ifc_rev;
u8 num_ports; u8 num_ports;
u64 mac[MTNIC_MAX_PORTS]; u64 mac[MTNIC_MAX_PORTS];
u16 cq_offset; u16 cq_offset;
u16 tx_offset[MTNIC_MAX_PORTS]; u16 tx_offset[MTNIC_MAX_PORTS];
u16 rx_offset[MTNIC_MAX_PORTS]; u16 rx_offset[MTNIC_MAX_PORTS];
u32 mem_type_snoop_be; u32 mem_type_snoop_be;
u32 txcq_db_offset; u32 txcq_db_offset;
u32 eq_db_offset; u32 eq_db_offset;
} fw; } fw;
};
struct mtnic_if_cmd_reg *hcr;
struct mtnic_cmd cmd;
struct mtnic_port {
struct mtnic *mtnic;
u8 port;
enum mtnic_state state;
/* TX, RX, CQs, EQ */ /* TX, RX, CQs, EQ */
struct mtnic_ring tx_ring; struct mtnic_ring tx_ring;
struct mtnic_ring rx_ring; struct mtnic_ring rx_ring;
struct mtnic_cq cq[NUM_CQS]; struct mtnic_cq cq[NUM_CQS];
struct mtnic_eq eq; u32 poll_counter;
u32 *eq_db; struct net_device *netdev;
u32 poll_counter;
}; };
@ -492,33 +502,34 @@ struct mtnic_if_query_fw_out_mbox {
/* CMD MTNIC_IF_CMD_QUERY_CAP */ /* CMD MTNIC_IF_CMD_QUERY_CAP */
struct mtnic_if_query_cap_in_imm { struct mtnic_if_query_cap_in_imm {
u16 reserved1; u16 reserved1;
u8 cap_modifier; /* a modifier for the particular capability */ u8 cap_modifier; /* a modifier for the particular capability */
u8 cap_index; /* the index of the capability queried */ u8 cap_index; /* the index of the capability queried */
u32 reserved2; u32 reserved2;
}; };
/* CMD OPEN_NIC */ /* CMD OPEN_NIC */
struct mtnic_if_open_nic_in_mbox { struct mtnic_if_open_nic_in_mbox {
u16 reserved1; u16 reserved1;
u16 mkey; /* number of mem keys for all chip*/ u16 mkey; /* number of mem keys for all chip*/
u32 mkey_entry; /* mem key entries for each key*/ u32 mkey_entry; /* mem key entries for each key*/
u8 log_rx_p1; /* log2 rx rings for port1 */ u8 log_rx_p1; /* log2 rx rings for port1 */
u8 log_cq_p1; /* log2 cq for port1 */ u8 log_cq_p1; /* log2 cq for port1 */
u8 log_tx_p1; /* log2 tx rings for port1 */ u8 log_tx_p1; /* log2 tx rings for port1 */
u8 steer_p1; /* port 1 steering mode */ u8 steer_p1; /* port 1 steering mode */
u16 reserved2; u16 reserved2;
u8 log_vlan_p1; /* log2 vlan per rx port1 */ u8 log_vlan_p1; /* log2 vlan per rx port1 */
u8 log_mac_p1; /* log2 mac per rx port1 */ u8 log_mac_p1; /* log2 mac per rx port1 */
u8 log_rx_p2; /* log2 rx rings for port1 */ u8 log_rx_p2; /* log2 rx rings for port1 */
u8 log_cq_p2; /* log2 cq for port1 */ u8 log_cq_p2; /* log2 cq for port1 */
u8 log_tx_p2; /* log2 tx rings for port1 */ u8 log_tx_p2; /* log2 tx rings for port1 */
u8 steer_p2; /* port 1 steering mode */ u8 steer_p2; /* port 1 steering mode */
u16 reserved3; u16 reserved3;
u8 log_vlan_p2; /* log2 vlan per rx port1 */ u8 log_vlan_p2; /* log2 vlan per rx port1 */
u8 log_mac_p2; /* log2 mac per rx port1 */ u8 log_mac_p2; /* log2 mac per rx port1 */
}; };
/* CMD CONFIG_RX */ /* CMD CONFIG_RX */
struct mtnic_if_config_rx_in_imm { struct mtnic_if_config_rx_in_imm {
u16 spkt_size; /* size of small packets interrupts enabled on CQ */ u16 spkt_size; /* size of small packets interrupts enabled on CQ */
@ -535,9 +546,9 @@ struct mtnic_if_config_send_in_imm {
/* CMD HEART_BEAT */ /* CMD HEART_BEAT */
struct mtnic_if_heart_beat_out_imm { struct mtnic_if_heart_beat_out_imm {
u32 flags; /* several flags */ u32 flags; /* several flags */
#define MTNIC_MASK_HEAR_BEAT_INT_ERROR MTNIC_BC(31,1) #define MTNIC_MASK_HEAR_BEAT_INT_ERROR MTNIC_BC(31,1)
u32 reserved; u32 reserved;
}; };
@ -547,14 +558,14 @@ struct mtnic_if_heart_beat_out_imm {
/* CMD CONFIG_PORT_VLAN_FILTER */ /* CMD CONFIG_PORT_VLAN_FILTER */
/* in mbox is a 4K bits mask - bit per VLAN */ /* in mbox is a 4K bits mask - bit per VLAN */
struct mtnic_if_config_port_vlan_filter_in_mbox { struct mtnic_if_config_port_vlan_filter_in_mbox {
u64 filter[64]; /* vlans[63:0] sit in filter[0], vlans[127:64] sit in filter[1] .. */ u64 filter[64]; /* vlans[63:0] sit in filter[0], vlans[127:64] sit in filter[1] .. */
}; };
/* CMD SET_PORT_MTU */ /* CMD SET_PORT_MTU */
struct mtnic_if_set_port_mtu_in_imm { struct mtnic_if_set_port_mtu_in_imm {
u16 reserved1; u16 reserved1;
u16 mtu; /* The MTU of the port in bytes */ u16 mtu; /* The MTU of the port in bytes */
u32 reserved2; u32 reserved2;
}; };
@ -574,17 +585,17 @@ struct mtnic_if_set_port_state_in_imm {
/* CMD CONFIG_CQ */ /* CMD CONFIG_CQ */
struct mtnic_if_config_cq_in_mbox { struct mtnic_if_config_cq_in_mbox {
u8 reserved1; u8 reserved1;
u8 cq; u8 cq;
u8 size; /* Num CQs is 2^size (size <= 22) */ u8 size; /* Num CQs is 2^size (size <= 22) */
u8 offset; /* start address of CQE in first page (11:6) */ u8 offset; /* start address of CQE in first page (11:6) */
u16 tlast; /* interrupt moderation timer from last completion usec */ u16 tlast; /* interrupt moderation timer from last completion usec */
u8 flags; /* flags */ u8 flags; /* flags */
u8 int_vector; /* MSI index if MSI is enabled, otherwise reserved */ u8 int_vector; /* MSI index if MSI is enabled, otherwise reserved */
u16 reserved2; u16 reserved2;
u16 max_cnt; /* interrupt moderation counter */ u16 max_cnt; /* interrupt moderation counter */
u8 page_size; /* each mapped page is 2^(12+page_size) bytes */ u8 page_size; /* each mapped page is 2^(12+page_size) bytes */
u8 reserved4[3]; u8 reserved4[3];
u32 db_record_addr_h; /*physical address of CQ doorbell record */ u32 db_record_addr_h; /*physical address of CQ doorbell record */
u32 db_record_addr_l; /*physical address of CQ doorbell record */ u32 db_record_addr_l; /*physical address of CQ doorbell record */
u32 page_address[0]; /* 64 bit page addresses of CQ buffer */ u32 page_address[0]; /* 64 bit page addresses of CQ buffer */
@ -592,21 +603,21 @@ struct mtnic_if_config_cq_in_mbox {
/* CMD CONFIG_RX_RING */ /* CMD CONFIG_RX_RING */
struct mtnic_if_config_rx_ring_in_mbox { struct mtnic_if_config_rx_ring_in_mbox {
u8 reserved1; u8 reserved1;
u8 ring; /* The ring index (with offset) */ u8 ring; /* The ring index (with offset) */
u8 stride_size; /* stride and size */ u8 stride_size; /* stride and size */
/* Entry size = 16* (2^stride) bytes */ /* Entry size = 16* (2^stride) bytes */
#define MTNIC_MASK_CONFIG_RX_RING_STRIDE MTNIC_BC(4,3) #define MTNIC_MASK_CONFIG_RX_RING_STRIDE MTNIC_BC(4,3)
/* Rx ring size is 2^size entries */ /* Rx ring size is 2^size entries */
#define MTNIC_MASK_CONFIG_RX_RING_SIZE MTNIC_BC(0,4) #define MTNIC_MASK_CONFIG_RX_RING_SIZE MTNIC_BC(0,4)
u8 flags; /* Bit0 - header separation */ u8 flags; /* Bit0 - header separation */
u8 page_size; /* Each mapped page is 2^(12+page_size) bytes */ u8 page_size; /* Each mapped page is 2^(12+page_size) bytes */
u8 reserved2[2]; u8 reserved2[2];
u8 cq; /* CQ associated with this ring */ u8 cq; /* CQ associated with this ring */
u32 db_record_addr_h; u32 db_record_addr_h;
u32 db_record_addr_l; u32 db_record_addr_l;
u32 page_address[0];/* Array of 2^size 64b page descriptor addresses */ u32 page_address[0];/* Array of 2^size 64b page descriptor addresses */
/* Must hold all Rx descriptors + doorbell record. */ /* Must hold all Rx descriptors + doorbell record. */
}; };
/* The modifier for SET_RX_RING_ADDR */ /* The modifier for SET_RX_RING_ADDR */
@ -619,27 +630,27 @@ struct mtnic_if_set_rx_ring_modifier {
/* CMD SET_RX_RING_ADDR */ /* CMD SET_RX_RING_ADDR */
struct mtnic_if_set_rx_ring_addr_in_imm { struct mtnic_if_set_rx_ring_addr_in_imm {
u16 mac_47_32; /* UCAST MAC Address bits 47:32 */ u16 mac_47_32; /* UCAST MAC Address bits 47:32 */
u16 flags_vlan_id; /* MAC/VLAN flags and vlan id */ u16 flags_vlan_id; /* MAC/VLAN flags and vlan id */
#define MTNIC_MASK_SET_RX_RING_ADDR_VLAN_ID MTNIC_BC(0,12) #define MTNIC_MASK_SET_RX_RING_ADDR_VLAN_ID MTNIC_BC(0,12)
#define MTNIC_MASK_SET_RX_RING_ADDR_BY_MAC MTNIC_BC(12,1) #define MTNIC_MASK_SET_RX_RING_ADDR_BY_MAC MTNIC_BC(12,1)
#define MTNIC_MASK_SET_RX_RING_ADDR_BY_VLAN MTNIC_BC(13,1) #define MTNIC_MASK_SET_RX_RING_ADDR_BY_VLAN MTNIC_BC(13,1)
u32 mac_31_0; /* UCAST MAC Address bits 31:0 */ u32 mac_31_0; /* UCAST MAC Address bits 31:0 */
}; };
/* CMD CONFIG_TX_RING */ /* CMD CONFIG_TX_RING */
struct mtnic_if_config_send_ring_in_mbox { struct mtnic_if_config_send_ring_in_mbox {
u16 ring; /* The ring index (with offset) */ u16 ring; /* The ring index (with offset) */
#define MTNIC_MASK_CONFIG_TX_RING_INDEX MTNIC_BC(0,8) #define MTNIC_MASK_CONFIG_TX_RING_INDEX MTNIC_BC(0,8)
u8 size; /* Tx ring size is 32*2^size bytes */ u8 size; /* Tx ring size is 32*2^size bytes */
#define MTNIC_MASK_CONFIG_TX_RING_SIZE MTNIC_BC(0,4) #define MTNIC_MASK_CONFIG_TX_RING_SIZE MTNIC_BC(0,4)
u8 reserved; u8 reserved;
u8 page_size; /* Each mapped page is 2^(12+page_size) bytes */ u8 page_size; /* Each mapped page is 2^(12+page_size) bytes */
u8 qos_class; /* The COS used for this Tx */ u8 qos_class; /* The COS used for this Tx */
u16 cq; /* CQ associated with this ring */ u16 cq; /* CQ associated with this ring */
#define MTNIC_MASK_CONFIG_TX_CQ_INDEX MTNIC_BC(0,8) #define MTNIC_MASK_CONFIG_TX_CQ_INDEX MTNIC_BC(0,8)
u32 page_address[0]; /* 64 bit page addresses of descriptor buffer. */ u32 page_address[0]; /* 64 bit page addresses of descriptor buffer. */
/* The buffer must accommodate all Tx descriptors */ /* The buffer must accommodate all Tx descriptors */
}; };
/* CMD CONFIG_EQ */ /* CMD CONFIG_EQ */
@ -647,9 +658,9 @@ struct mtnic_if_config_eq_in_mbox {
u8 reserved1; u8 reserved1;
u8 int_vector; /* MSI index if MSI enabled; otherwise reserved */ u8 int_vector; /* MSI index if MSI enabled; otherwise reserved */
#define MTNIC_MASK_CONFIG_EQ_INT_VEC MTNIC_BC(0,6) #define MTNIC_MASK_CONFIG_EQ_INT_VEC MTNIC_BC(0,6)
u8 size; /* Num CQs is 2^size entries (size <= 22) */ u8 size; /* Num CQs is 2^size entries (size <= 22) */
#define MTNIC_MASK_CONFIG_EQ_SIZE MTNIC_BC(0,5) #define MTNIC_MASK_CONFIG_EQ_SIZE MTNIC_BC(0,5)
u8 offset; /* Start address of CQE in first page (11:6) */ u8 offset; /* Start address of CQE in first page (11:6) */
#define MTNIC_MASK_CONFIG_EQ_OFFSET MTNIC_BC(0,6) #define MTNIC_MASK_CONFIG_EQ_OFFSET MTNIC_BC(0,6)
u8 page_size; /* Each mapped page is 2^(12+page_size) bytes*/ u8 page_size; /* Each mapped page is 2^(12+page_size) bytes*/
u8 reserved[3]; u8 reserved[3];