+/* New HW context creation */
+
+#define NX_OS_CRB_RETRY_COUNT 4000
+#define NX_CDRP_SIGNATURE_MAKE(pcifn, version) \
+ (((pcifn) & 0xff) | (((version) & 0xff) << 8) | (0xcafe << 16))
+
+#define NX_CDRP_CLEAR 0x00000000
+#define NX_CDRP_CMD_BIT 0x80000000
+
+/*
+ * All responses must have the NX_CDRP_CMD_BIT cleared
+ * in the crb NX_CDRP_CRB_OFFSET.
+ */
+#define NX_CDRP_FORM_RSP(rsp) (rsp)
+#define NX_CDRP_IS_RSP(rsp) (((rsp) & NX_CDRP_CMD_BIT) == 0)
+
+#define NX_CDRP_RSP_OK 0x00000001
+#define NX_CDRP_RSP_FAIL 0x00000002
+#define NX_CDRP_RSP_TIMEOUT 0x00000003
+
+/*
+ * All commands must have the NX_CDRP_CMD_BIT set in
+ * the crb NX_CDRP_CRB_OFFSET.
+ */
+#define NX_CDRP_FORM_CMD(cmd) (NX_CDRP_CMD_BIT | (cmd))
+#define NX_CDRP_IS_CMD(cmd) (((cmd) & NX_CDRP_CMD_BIT) != 0)
+
+#define NX_CDRP_CMD_SUBMIT_CAPABILITIES 0x00000001
+#define NX_CDRP_CMD_READ_MAX_RDS_PER_CTX 0x00000002
+#define NX_CDRP_CMD_READ_MAX_SDS_PER_CTX 0x00000003
+#define NX_CDRP_CMD_READ_MAX_RULES_PER_CTX 0x00000004
+#define NX_CDRP_CMD_READ_MAX_RX_CTX 0x00000005
+#define NX_CDRP_CMD_READ_MAX_TX_CTX 0x00000006
+#define NX_CDRP_CMD_CREATE_RX_CTX 0x00000007
+#define NX_CDRP_CMD_DESTROY_RX_CTX 0x00000008
+#define NX_CDRP_CMD_CREATE_TX_CTX 0x00000009
+#define NX_CDRP_CMD_DESTROY_TX_CTX 0x0000000a
+#define NX_CDRP_CMD_SETUP_STATISTICS 0x0000000e
+#define NX_CDRP_CMD_GET_STATISTICS 0x0000000f
+#define NX_CDRP_CMD_DELETE_STATISTICS 0x00000010
+#define NX_CDRP_CMD_SET_MTU 0x00000012
+#define NX_CDRP_CMD_MAX 0x00000013
+
+#define NX_RCODE_SUCCESS 0
+#define NX_RCODE_NO_HOST_MEM 1
+#define NX_RCODE_NO_HOST_RESOURCE 2
+#define NX_RCODE_NO_CARD_CRB 3
+#define NX_RCODE_NO_CARD_MEM 4
+#define NX_RCODE_NO_CARD_RESOURCE 5
+#define NX_RCODE_INVALID_ARGS 6
+#define NX_RCODE_INVALID_ACTION 7
+#define NX_RCODE_INVALID_STATE 8
+#define NX_RCODE_NOT_SUPPORTED 9
+#define NX_RCODE_NOT_PERMITTED 10
+#define NX_RCODE_NOT_READY 11
+#define NX_RCODE_DOES_NOT_EXIST 12
+#define NX_RCODE_ALREADY_EXISTS 13
+#define NX_RCODE_BAD_SIGNATURE 14
+#define NX_RCODE_CMD_NOT_IMPL 15
+#define NX_RCODE_CMD_INVALID 16
+#define NX_RCODE_TIMEOUT 17
+#define NX_RCODE_CMD_FAILED 18
+#define NX_RCODE_MAX_EXCEEDED 19
+#define NX_RCODE_MAX 20
+
+#define NX_DESTROY_CTX_RESET 0
+#define NX_DESTROY_CTX_D3_RESET 1
+#define NX_DESTROY_CTX_MAX 2
+
+/*
+ * Capabilities
+ */
+#define NX_CAP_BIT(class, bit) (1 << bit)
+#define NX_CAP0_LEGACY_CONTEXT NX_CAP_BIT(0, 0)
+#define NX_CAP0_MULTI_CONTEXT NX_CAP_BIT(0, 1)
+#define NX_CAP0_LEGACY_MN NX_CAP_BIT(0, 2)
+#define NX_CAP0_LEGACY_MS NX_CAP_BIT(0, 3)
+#define NX_CAP0_CUT_THROUGH NX_CAP_BIT(0, 4)
+#define NX_CAP0_LRO NX_CAP_BIT(0, 5)
+#define NX_CAP0_LSO NX_CAP_BIT(0, 6)
+#define NX_CAP0_JUMBO_CONTIGUOUS NX_CAP_BIT(0, 7)
+#define NX_CAP0_LRO_CONTIGUOUS NX_CAP_BIT(0, 8)
+
+/*
+ * Context state
+ */
+#define NX_HOST_CTX_STATE_FREED 0
+#define NX_HOST_CTX_STATE_ALLOCATED 1
+#define NX_HOST_CTX_STATE_ACTIVE 2
+#define NX_HOST_CTX_STATE_DISABLED 3
+#define NX_HOST_CTX_STATE_QUIESCED 4
+#define NX_HOST_CTX_STATE_MAX 5
+
+/*
+ * Rx context
+ */
+
+typedef struct {
+ u64 host_phys_addr; /* Ring base addr */
+ u32 ring_size; /* Ring entries */
+ u16 msi_index;
+ u16 rsvd; /* Padding */
+} nx_hostrq_sds_ring_t;
+
+typedef struct {
+ u64 host_phys_addr; /* Ring base addr */
+ u64 buff_size; /* Packet buffer size */
+ u32 ring_size; /* Ring entries */
+ u32 ring_kind; /* Class of ring */
+} nx_hostrq_rds_ring_t;
+
+typedef struct {
+ u64 host_rsp_dma_addr; /* Response dma'd here */
+ u32 capabilities[4]; /* Flag bit vector */
+ u32 host_int_crb_mode; /* Interrupt crb usage */
+ u32 host_rds_crb_mode; /* RDS crb usage */
+ /* These ring offsets are relative to data[0] below */
+ u32 rds_ring_offset; /* Offset to RDS config */
+ u32 sds_ring_offset; /* Offset to SDS config */
+ u16 num_rds_rings; /* Count of RDS rings */
+ u16 num_sds_rings; /* Count of SDS rings */
+ u16 rsvd1; /* Padding */
+ u16 rsvd2; /* Padding */
+ u8 reserved[128]; /* reserve space for future expansion*/
+ /* MUST BE 64-bit aligned.
+ The following is packed:
+ - N hostrq_rds_rings
+ - N hostrq_sds_rings */
+ char data[0];
+} nx_hostrq_rx_ctx_t;
+
+typedef struct {
+ u32 host_producer_crb; /* Crb to use */
+ u32 rsvd1; /* Padding */
+} nx_cardrsp_rds_ring_t;
+
+typedef struct {
+ u32 host_consumer_crb; /* Crb to use */
+ u32 interrupt_crb; /* Crb to use */
+} nx_cardrsp_sds_ring_t;
+
+typedef struct {
+ /* These ring offsets are relative to data[0] below */
+ u32 rds_ring_offset; /* Offset to RDS config */
+ u32 sds_ring_offset; /* Offset to SDS config */
+ u32 host_ctx_state; /* Starting State */
+ u32 num_fn_per_port; /* How many PCI fn share the port */
+ u16 num_rds_rings; /* Count of RDS rings */
+ u16 num_sds_rings; /* Count of SDS rings */
+ u16 context_id; /* Handle for context */
+ u8 phys_port; /* Physical id of port */
+ u8 virt_port; /* Virtual/Logical id of port */
+ u8 reserved[128]; /* save space for future expansion */
+ /* MUST BE 64-bit aligned.
+ The following is packed:
+ - N cardrsp_rds_rings
+ - N cardrs_sds_rings */
+ char data[0];
+} nx_cardrsp_rx_ctx_t;
+
+#define SIZEOF_HOSTRQ_RX(HOSTRQ_RX, rds_rings, sds_rings) \
+ (sizeof(HOSTRQ_RX) + \
+ (rds_rings)*(sizeof(nx_hostrq_rds_ring_t)) + \
+ (sds_rings)*(sizeof(nx_hostrq_sds_ring_t)))
+
+#define SIZEOF_CARDRSP_RX(CARDRSP_RX, rds_rings, sds_rings) \
+ (sizeof(CARDRSP_RX) + \
+ (rds_rings)*(sizeof(nx_cardrsp_rds_ring_t)) + \
+ (sds_rings)*(sizeof(nx_cardrsp_sds_ring_t)))
+
+/*
+ * Tx context
+ */
+
+typedef struct {
+ u64 host_phys_addr; /* Ring base addr */
+ u32 ring_size; /* Ring entries */
+ u32 rsvd; /* Padding */
+} nx_hostrq_cds_ring_t;
+
+typedef struct {
+ u64 host_rsp_dma_addr; /* Response dma'd here */
+ u64 cmd_cons_dma_addr; /* */
+ u64 dummy_dma_addr; /* */
+ u32 capabilities[4]; /* Flag bit vector */
+ u32 host_int_crb_mode; /* Interrupt crb usage */
+ u32 rsvd1; /* Padding */
+ u16 rsvd2; /* Padding */
+ u16 interrupt_ctl;
+ u16 msi_index;
+ u16 rsvd3; /* Padding */
+ nx_hostrq_cds_ring_t cds_ring; /* Desc of cds ring */
+ u8 reserved[128]; /* future expansion */
+} nx_hostrq_tx_ctx_t;
+
+typedef struct {
+ u32 host_producer_crb; /* Crb to use */
+ u32 interrupt_crb; /* Crb to use */
+} nx_cardrsp_cds_ring_t;
+
+typedef struct {
+ u32 host_ctx_state; /* Starting state */
+ u16 context_id; /* Handle for context */
+ u8 phys_port; /* Physical id of port */
+ u8 virt_port; /* Virtual/Logical id of port */
+ nx_cardrsp_cds_ring_t cds_ring; /* Card cds settings */
+ u8 reserved[128]; /* future expansion */
+} nx_cardrsp_tx_ctx_t;
+
+#define SIZEOF_HOSTRQ_TX(HOSTRQ_TX) (sizeof(HOSTRQ_TX))
+#define SIZEOF_CARDRSP_TX(CARDRSP_TX) (sizeof(CARDRSP_TX))
+
+/* CRB */
+
+#define NX_HOST_RDS_CRB_MODE_UNIQUE 0
+#define NX_HOST_RDS_CRB_MODE_SHARED 1
+#define NX_HOST_RDS_CRB_MODE_CUSTOM 2
+#define NX_HOST_RDS_CRB_MODE_MAX 3
+
+#define NX_HOST_INT_CRB_MODE_UNIQUE 0
+#define NX_HOST_INT_CRB_MODE_SHARED 1
+#define NX_HOST_INT_CRB_MODE_NORX 2
+#define NX_HOST_INT_CRB_MODE_NOTX 3
+#define NX_HOST_INT_CRB_MODE_NORXTX 4
+
+
+/* MAC */
+
+#define MC_COUNT_P2 16
+#define MC_COUNT_P3 38
+
+#define NETXEN_MAC_NOOP 0
+#define NETXEN_MAC_ADD 1
+#define NETXEN_MAC_DEL 2
+
+typedef struct nx_mac_list_s {
+ struct nx_mac_list_s *next;
+ uint8_t mac_addr[MAX_ADDR_LEN];
+} nx_mac_list_t;
+
+/*
+ * Interrupt coalescing defaults. The defaults are for 1500 MTU. It is
+ * adjusted based on configured MTU.
+ */
+#define NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US 3
+#define NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS 256
+#define NETXEN_DEFAULT_INTR_COALESCE_TX_PACKETS 64
+#define NETXEN_DEFAULT_INTR_COALESCE_TX_TIME_US 4
+
+#define NETXEN_NIC_INTR_DEFAULT 0x04
+
+typedef union {
+ struct {
+ uint16_t rx_packets;
+ uint16_t rx_time_us;
+ uint16_t tx_packets;
+ uint16_t tx_time_us;
+ } data;
+ uint64_t word;
+} nx_nic_intr_coalesce_data_t;
+
+typedef struct {
+ uint16_t stats_time_us;
+ uint16_t rate_sample_time;
+ uint16_t flags;
+ uint16_t rsvd_1;
+ uint32_t low_threshold;
+ uint32_t high_threshold;
+ nx_nic_intr_coalesce_data_t normal;
+ nx_nic_intr_coalesce_data_t low;
+ nx_nic_intr_coalesce_data_t high;
+ nx_nic_intr_coalesce_data_t irq;
+} nx_nic_intr_coalesce_t;
+
+typedef struct {
+ u64 qhdr;
+ u64 req_hdr;
+ u64 words[6];
+} nx_nic_req_t;
+
+typedef struct {
+ u8 op;
+ u8 tag;
+ u8 mac_addr[6];
+} nx_mac_req_t;
+
+#define MAX_PENDING_DESC_BLOCK_SIZE 64
+
+#define NETXEN_NIC_MSI_ENABLED 0x02
+#define NETXEN_NIC_MSIX_ENABLED 0x04
+#define NETXEN_IS_MSI_FAMILY(adapter) \
+ ((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED))
+
+#define MSIX_ENTRIES_PER_ADAPTER 8
+#define NETXEN_MSIX_TBL_SPACE 8192
+#define NETXEN_PCI_REG_MSIX_TBL 0x44
+
+#define NETXEN_DB_MAPSIZE_BYTES 0x1000
+
+#define NETXEN_NETDEV_WEIGHT 120
+#define NETXEN_ADAPTER_UP_MAGIC 777
+#define NETXEN_NIC_PEG_TUNE 0