diff options
Diffstat (limited to 'freebsd/sys/dev/e1000/if_em.h')
| -rw-r--r-- | freebsd/sys/dev/e1000/if_em.h | 94 |
1 files changed, 74 insertions, 20 deletions
diff --git a/freebsd/sys/dev/e1000/if_em.h b/freebsd/sys/dev/e1000/if_em.h index 09d81d25..2a2bf2cc 100644 --- a/freebsd/sys/dev/e1000/if_em.h +++ b/freebsd/sys/dev/e1000/if_em.h @@ -1,6 +1,6 @@ /****************************************************************************** - Copyright (c) 2001-2011, Intel Corporation + Copyright (c) 2001-2015, Intel Corporation All rights reserved. Redistribution and use in source and binary forms, with or without @@ -53,7 +53,11 @@ */ #define EM_MIN_TXD 80 #define EM_MAX_TXD 4096 +#ifdef EM_MULTIQUEUE +#define EM_DEFAULT_TXD 4096 +#else #define EM_DEFAULT_TXD 1024 +#endif /* * EM_RXD - Maximum number of receive Descriptors @@ -70,7 +74,11 @@ */ #define EM_MIN_RXD 80 #define EM_MAX_RXD 4096 +#ifdef EM_MULTIQUEUE +#define EM_DEFAULT_RXD 4096 +#else #define EM_DEFAULT_RXD 1024 +#endif /* * EM_TIDV - Transmit Interrupt Delay Value @@ -117,7 +125,11 @@ * restoring the network connection. To eliminate the potential * for the hang ensure that EM_RDTR is set to 0. */ +#ifdef EM_MULTIQUEUE +#define EM_RDTR 64 +#else #define EM_RDTR 0 +#endif /* * Receive Interrupt Absolute Delay Timer (Not valid for 82542/82543/82544) @@ -130,7 +142,11 @@ * along with EM_RDTR, may improve traffic throughput in specific network * conditions. */ +#ifdef EM_MULTIQUEUE +#define EM_RADV 128 +#else #define EM_RADV 64 +#endif /* * This parameter controls the max duration of transmit watchdog. @@ -188,9 +204,22 @@ #define EM_EEPROM_APME 0x400; #define EM_82544_APME 0x0004; -#define EM_QUEUE_IDLE 0 -#define EM_QUEUE_WORKING 1 -#define EM_QUEUE_HUNG 2 +/* + * Driver state logic for the detection of a hung state + * in hardware. Set TX_HUNG whenever a TX packet is used + * (data is sent) and clear it when txeof() is invoked if + * any descriptors from the ring are cleaned/reclaimed. + * Increment internal counter if no descriptors are cleaned + * and compare to TX_MAXTRIES. When counter > TX_MAXTRIES, + * reset adapter. + */ +#define EM_TX_IDLE 0x00000000 +#define EM_TX_BUSY 0x00000001 +#define EM_TX_HUNG 0x80000000 +#define EM_TX_MAXTRIES 10 + +#define PCICFG_DESC_RING_STATUS 0xe4 +#define FLUSH_DESC_REQUIRED 0x100 /* * TDBA/RDBA should be aligned on 16 byte boundary. But TDLEN/RDLEN should be @@ -199,7 +228,15 @@ */ #define EM_DBA_ALIGN 128 -#define SPEED_MODE_BIT (1<<21) /* On PCI-E MACs only */ +/* + * See Intel 82574 Driver Programming Interface Manual, Section 10.2.6.9 + */ +#define TARC_COMPENSATION_MODE (1 << 7) /* Compensation Mode */ +#define TARC_SPEED_MODE_BIT (1 << 21) /* On PCI-E MACs only */ +#define TARC_MQ_FIX (1 << 23) | \ + (1 << 24) | \ + (1 << 25) /* Handle errata in MQ mode */ +#define TARC_ERRATA_BIT (1 << 26) /* Note from errata on 82574 */ /* PCI Config defines */ #define EM_BAR_TYPE(v) ((v) & EM_BAR_TYPE_MASK) @@ -232,7 +269,7 @@ #define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A) #define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B) -#define EM_MAX_SCATTER 32 +#define EM_MAX_SCATTER 40 #define EM_VFTA_SIZE 128 #define EM_TSO_SIZE (65535 + sizeof(struct ether_vlan_header)) #define EM_TSO_SEG_SIZE 4096 /* Max dma segment size */ @@ -249,6 +286,14 @@ * solve it just using this define. */ #define EM_EIAC 0x000DC +/* + * 82574 only reports 3 MSI-X vectors by default; + * defines assisting with making it report 5 are + * located here. + */ +#define EM_NVM_PCIE_CTRL 0x1B +#define EM_NVM_MSIX_N_MASK (0x7 << EM_NVM_MSIX_N_SHIFT) +#define EM_NVM_MSIX_N_SHIFT 7 /* * Bus dma allocation structure used by @@ -281,15 +326,14 @@ struct tx_ring { u32 me; u32 msix; u32 ims; - int queue_status; - int watchdog_time; + int busy; struct em_dma_alloc txdma; struct e1000_tx_desc *tx_base; struct task tx_task; struct taskqueue *tq; u32 next_avail_desc; u32 next_to_clean; - struct em_buffer *tx_buffers; + struct em_txbuffer *tx_buffers; volatile u16 tx_avail; u32 tx_tso; /* last tx was tso */ u16 last_hw_offload; @@ -321,11 +365,11 @@ struct rx_ring { u32 payload; struct task rx_task; struct taskqueue *tq; - struct e1000_rx_desc *rx_base; + union e1000_rx_desc_extended *rx_base; struct em_dma_alloc rxdma; u32 next_to_refresh; u32 next_to_check; - struct em_buffer *rx_buffers; + struct em_rxbuffer *rx_buffers; struct mbuf *fmp; struct mbuf *lmp; @@ -345,12 +389,12 @@ struct rx_ring { /* Our adapter structure */ struct adapter { - struct ifnet *ifp; + if_t ifp; struct e1000_hw hw; /* FreeBSD operating-system-specific structures. */ struct e1000_osdep osdep; - struct device *dev; + device_t dev; struct cdev *led_dev; struct resource *memory; @@ -368,7 +412,6 @@ struct adapter { int if_flags; int max_frame_size; int min_frame_size; - int pause_frames; struct mtx core_mtx; int em_insert_vlan_header; u32 ims; @@ -383,7 +426,7 @@ struct adapter { eventhandler_tag vlan_detach; u16 num_vlans; - u16 num_queues; + u8 num_queues; /* * Transmit rings: @@ -433,13 +476,12 @@ struct adapter { /* Misc stats maintained by the driver */ unsigned long dropped_pkts; - unsigned long mbuf_alloc_failed; - unsigned long mbuf_cluster_failed; + unsigned long link_irq; + unsigned long mbuf_defrag_failed; + unsigned long no_tx_dma_setup; unsigned long no_tx_map_avail; - unsigned long no_tx_dma_setup; unsigned long rx_overruns; unsigned long watchdog_events; - unsigned long link_irq; struct e1000_hw_stats stats; }; @@ -459,10 +501,17 @@ typedef struct _em_vendor_info_t { unsigned int index; } em_vendor_info_t; -struct em_buffer { +struct em_txbuffer { + int next_eop; /* Index of the desc to watch */ + struct mbuf *m_head; + bus_dmamap_t map; /* bus_dma map for packet */ +}; + +struct em_rxbuffer { int next_eop; /* Index of the desc to watch */ struct mbuf *m_head; bus_dmamap_t map; /* bus_dma map for packet */ + bus_addr_t paddr; }; @@ -501,4 +550,9 @@ e1000_rx_unrefreshed(struct rx_ring *rxr) #define EM_TX_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->tx_mtx, MA_OWNED) #define EM_RX_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->rx_mtx, MA_OWNED) +#define EM_RSSRK_SIZE 4 +#define EM_RSSRK_VAL(key, i) (key[(i) * EM_RSSRK_SIZE] | \ + key[(i) * EM_RSSRK_SIZE + 1] << 8 | \ + key[(i) * EM_RSSRK_SIZE + 2] << 16 | \ + key[(i) * EM_RSSRK_SIZE + 3] << 24) #endif /* _EM_H_DEFINED_ */ |