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Diffstat (limited to 'bsps/powerpc/beatnik/net/if_em/if_em.h')
| -rw-r--r-- | bsps/powerpc/beatnik/net/if_em/if_em.h | 493 |
1 files changed, 0 insertions, 493 deletions
diff --git a/bsps/powerpc/beatnik/net/if_em/if_em.h b/bsps/powerpc/beatnik/net/if_em/if_em.h deleted file mode 100644 index 1dc09ce05f..0000000000 --- a/bsps/powerpc/beatnik/net/if_em/if_em.h +++ /dev/null @@ -1,493 +0,0 @@ -/************************************************************************** - -Copyright (c) 2001-2005, Intel Corporation -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - 3. Neither the name of the Intel Corporation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. - -***************************************************************************/ - -/*$FreeBSD: /repoman/r/ncvs/src/sys/dev/em/if_em.h,v 1.31 2005/05/26 23:32:02 tackerman Exp $*/ - -#ifndef _EM_H_DEFINED_ -#define _EM_H_DEFINED_ - - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> -#include <sys/protosw.h> -#include <sys/socket.h> -#include <sys/malloc.h> -#include <sys/kernel.h> -#ifndef __rtems__ -#include <sys/module.h> -#endif -#include <sys/sockio.h> -#include <sys/sysctl.h> - -#include <net/if.h> -#include <net/if_arp.h> -#include <net/ethernet.h> -#include <net/if_dl.h> -#include <net/if_media.h> -#ifndef __rtems__ - -#include <net/bpf.h> -#include <net/if_types.h> -#include <net/if_vlan_var.h> -#else -#include <net/if_types.h> -#endif - -#include <netinet/in_systm.h> -#include <netinet/in.h> -#include <netinet/ip.h> -#include <netinet/tcp.h> -#include <netinet/udp.h> - -#ifndef __rtems__ -#include <sys/bus.h> -#include <machine/bus.h> -#include <sys/rman.h> -#include <machine/resource.h> -#include <vm/vm.h> -#include <vm/pmap.h> -#include <machine/clock.h> -#include <dev/pci/pcivar.h> -#include <dev/pci/pcireg.h> -#else -#include <netinet/if_ether.h> -#include <bsp/pci.h> -#endif - -#ifndef __rtems__ -#include <sys/endian.h> -#include <sys/proc.h> -#include "opt_bdg.h" - - -#include <dev/em/if_em_hw.h> -#else -#include "if_em_hw.h" -#endif - -/* Tunables */ - -/* - * EM_MAX_TXD: Maximum number of Transmit Descriptors - * Valid Range: 80-256 for 82542 and 82543-based adapters - * 80-4096 for others - * Default Value: 256 - * This value is the number of transmit descriptors allocated by the driver. - * Increasing this value allows the driver to queue more transmits. Each - * descriptor is 16 bytes. - */ -#define EM_MAX_TXD 256 - -/* - * EM_MAX_RXD - Maximum number of receive Descriptors - * Valid Range: 80-256 for 82542 and 82543-based adapters - * 80-4096 for others - * Default Value: 256 - * This value is the number of receive descriptors allocated by the driver. - * Increasing this value allows the driver to buffer more incoming packets. - * Each descriptor is 16 bytes. A receive buffer is also allocated for each - * descriptor. The maximum MTU size is 16110. - * - */ -#define EM_MAX_RXD 80 - -/* - * EM_TIDV - Transmit Interrupt Delay Value - * Valid Range: 0-65535 (0=off) - * Default Value: 64 - * This value delays the generation of transmit interrupts in units of - * 1.024 microseconds. Transmit interrupt reduction can improve CPU - * efficiency if properly tuned for specific network traffic. If the - * system is reporting dropped transmits, this value may be set too high - * causing the driver to run out of available transmit descriptors. - */ -#define EM_TIDV 64 - -/* - * EM_TADV - Transmit Absolute Interrupt Delay Value (Not valid for 82542/82543/82544) - * Valid Range: 0-65535 (0=off) - * Default Value: 64 - * This value, in units of 1.024 microseconds, limits the delay in which a - * transmit interrupt is generated. Useful only if EM_TIDV is non-zero, - * this value ensures that an interrupt is generated after the initial - * packet is sent on the wire within the set amount of time. Proper tuning, - * along with EM_TIDV, may improve traffic throughput in specific - * network conditions. - */ -#define EM_TADV 64 - -/* - * EM_RDTR - Receive Interrupt Delay Timer (Packet Timer) - * Valid Range: 0-65535 (0=off) - * Default Value: 0 - * This value delays the generation of receive interrupts in units of 1.024 - * microseconds. Receive interrupt reduction can improve CPU efficiency if - * properly tuned for specific network traffic. Increasing this value adds - * extra latency to frame reception and can end up decreasing the throughput - * of TCP traffic. If the system is reporting dropped receives, this value - * may be set too high, causing the driver to run out of available receive - * descriptors. - * - * CAUTION: When setting EM_RDTR to a value other than 0, adapters - * may hang (stop transmitting) under certain network conditions. - * If this occurs a WATCHDOG message is logged in the system event log. - * In addition, the controller is automatically reset, restoring the - * network connection. To eliminate the potential for the hang - * ensure that EM_RDTR is set to 0. - */ -#define EM_RDTR 0 - -/* - * Receive Interrupt Absolute Delay Timer (Not valid for 82542/82543/82544) - * Valid Range: 0-65535 (0=off) - * Default Value: 64 - * This value, in units of 1.024 microseconds, limits the delay in which a - * receive interrupt is generated. Useful only if EM_RDTR is non-zero, - * this value ensures that an interrupt is generated after the initial - * packet is received within the set amount of time. Proper tuning, - * along with EM_RDTR, may improve traffic throughput in specific network - * conditions. - */ -#define EM_RADV 64 - - -/* - * This parameter controls the maximum no of times the driver will loop - * in the isr. - * Minimum Value = 1 - */ -#define EM_MAX_INTR 3 - -/* - * Inform the stack about transmit checksum offload capabilities. - */ -#define EM_CHECKSUM_FEATURES (CSUM_TCP | CSUM_UDP) - -/* - * This parameter controls the duration of transmit watchdog timer. - */ -#define EM_TX_TIMEOUT 5 /* set to 5 seconds */ - -/* - * This parameter controls when the driver calls the routine to reclaim - * transmit descriptors. - */ -#ifndef __rtems__ -#define EM_TX_CLEANUP_THRESHOLD EM_MAX_TXD / 8 -#else -#define EM_TX_CLEANUP_THRESHOLD (adapter->tx_cleanup_threshold) -#endif - -/* - * This parameter controls whether or not autonegotation is enabled. - * 0 - Disable autonegotiation - * 1 - Enable autonegotiation - */ -#define DO_AUTO_NEG 1 - -/* - * This parameter control whether or not the driver will wait for - * autonegotiation to complete. - * 1 - Wait for autonegotiation to complete - * 0 - Don't wait for autonegotiation to complete - */ -#define WAIT_FOR_AUTO_NEG_DEFAULT 0 - -/* - * EM_MASTER_SLAVE is only defined to enable a workaround for a known compatibility issue - * with 82541/82547 devices and some switches. See the "Known Limitations" section of - * the README file for a complete description and a list of affected switches. - * - * 0 = Hardware default - * 1 = Master mode - * 2 = Slave mode - * 3 = Auto master/slave - */ -/* #define EM_MASTER_SLAVE 2 */ - -/* Tunables -- End */ - -#define AUTONEG_ADV_DEFAULT (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \ - ADVERTISE_100_HALF | ADVERTISE_100_FULL | \ - ADVERTISE_1000_FULL) - -#define EM_VENDOR_ID 0x8086 -#define EM_MMBA 0x0010 /* Mem base address */ -#define EM_ROUNDUP(size, unit) (((size) + (unit) - 1) & ~((unit) - 1)) - -#define EM_JUMBO_PBA 0x00000028 -#define EM_DEFAULT_PBA 0x00000030 -#define EM_SMARTSPEED_DOWNSHIFT 3 -#define EM_SMARTSPEED_MAX 15 - - -#define MAX_NUM_MULTICAST_ADDRESSES 128 -#define PCI_ANY_ID (~0U) -#define ETHER_ALIGN 2 - -/* Defines for printing debug information */ -#define DEBUG_INIT 0 -#define DEBUG_IOCTL 0 -#define DEBUG_HW 0 - -#define INIT_DEBUGOUT(S) if (DEBUG_INIT) printf(S "\n") -#define INIT_DEBUGOUT1(S, A) if (DEBUG_INIT) printf(S "\n", A) -#define INIT_DEBUGOUT2(S, A, B) if (DEBUG_INIT) printf(S "\n", A, B) -#define IOCTL_DEBUGOUT(S) if (DEBUG_IOCTL) printf(S "\n") -#define IOCTL_DEBUGOUT1(S, A) if (DEBUG_IOCTL) printf(S "\n", A) -#define IOCTL_DEBUGOUT2(S, A, B) if (DEBUG_IOCTL) printf(S "\n", A, B) -#define HW_DEBUGOUT(S) if (DEBUG_HW) printf(S "\n") -#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) - - -/* Supported RX Buffer Sizes */ -#define EM_RXBUFFER_2048 2048 -#define EM_RXBUFFER_4096 4096 -#define EM_RXBUFFER_8192 8192 -#define EM_RXBUFFER_16384 16384 - -#define EM_MAX_SCATTER 64 - -/* ****************************************************************************** - * vendor_info_array - * - * This array contains the list of Subvendor/Subdevice IDs on which the driver - * should load. - * - * ******************************************************************************/ -typedef struct _em_vendor_info_t { - unsigned int vendor_id; - unsigned int device_id; - unsigned int subvendor_id; - unsigned int subdevice_id; - unsigned int index; -} em_vendor_info_t; - - -struct em_buffer { - struct mbuf *m_head; -#ifndef __rtems__ - bus_dmamap_t map; /* bus_dma map for packet */ -#endif -}; - -/* - * Bus dma allocation structure used by - * em_dma_malloc and em_dma_free. - */ -struct em_dma_alloc { - bus_addr_t dma_paddr; /* 64bit in descriptors */ -#ifndef __rtems__ - caddr_t dma_vaddr; - bus_dma_tag_t dma_tag; - bus_dmamap_t dma_map; - bus_dma_segment_t dma_seg; - bus_size_t dma_size; - int dma_nseg; -#else - caddr_t dma_vaddr; - caddr_t malloc_base; -#endif -}; - -typedef enum _XSUM_CONTEXT_T { - OFFLOAD_NONE, - OFFLOAD_TCP_IP, - OFFLOAD_UDP_IP -} XSUM_CONTEXT_T; - -struct adapter; -struct em_int_delay_info { - struct adapter *adapter; /* Back-pointer to the adapter struct */ - int offset; /* Register offset to read/write */ - int value; /* Current value in usecs */ -}; - -/* For 82544 PCIX Workaround */ -typedef struct _ADDRESS_LENGTH_PAIR -{ - u_int64_t address; - u_int32_t length; -} ADDRESS_LENGTH_PAIR, *PADDRESS_LENGTH_PAIR; - -typedef struct _DESCRIPTOR_PAIR -{ - ADDRESS_LENGTH_PAIR descriptor[4]; - u_int32_t elements; -} DESC_ARRAY, *PDESC_ARRAY; - -/* Our adapter structure */ -struct adapter { - struct arpcom interface_data; - struct adapter *next; - struct adapter *prev; - struct em_hw hw; - - /* FreeBSD operating-system-specific structures */ - struct em_osdep osdep; -#ifndef __rtems__ - struct device *dev; - struct resource *res_memory; - struct resource *res_ioport; - struct resource *res_interrupt; - void *int_handler_tag; - struct ifmedia media; - struct callout timer; - struct callout tx_fifo_timer; - int io_rid; - struct ifmedia media; -#endif - u_int8_t unit; -#ifndef __rtems__ - struct mtx mtx; - int em_insert_vlan_header; -#else - device_t dev; - unsigned char irq_no; - unsigned char b,d,f; - rtems_id tid; -#endif - - /* Info about the board itself */ -#ifndef __rtems__ - u_int32_t part_num; -#else - uint32_t part_num; -#endif - u_int8_t link_active; - u_int16_t link_speed; - u_int16_t link_duplex; - u_int32_t smartspeed; - struct em_int_delay_info tx_int_delay; - struct em_int_delay_info tx_abs_int_delay; - struct em_int_delay_info rx_int_delay; - struct em_int_delay_info rx_abs_int_delay; - - XSUM_CONTEXT_T active_checksum_context; - - /* - * Transmit definitions - * - * We have an array of num_tx_desc descriptors (handled - * by the controller) paired with an array of tx_buffers - * (at tx_buffer_area). - * The index of the next available descriptor is next_avail_tx_desc. - * The number of remaining tx_desc is num_tx_desc_avail. - */ - struct em_dma_alloc txdma; /* bus_dma glue for tx desc */ - struct em_tx_desc *tx_desc_base; - u_int32_t next_avail_tx_desc; - u_int32_t oldest_used_tx_desc; - volatile u_int16_t num_tx_desc_avail; - u_int16_t num_tx_desc; - u_int32_t txd_cmd; - struct em_buffer *tx_buffer_area; -#ifndef __rtems__ - bus_dma_tag_t txtag; /* dma tag for tx */ -#endif -#ifdef __rtems__ - u_int16_t tx_cleanup_threshold; -#endif - - /* - * Receive definitions - * - * we have an array of num_rx_desc rx_desc (handled by the - * controller), and paired with an array of rx_buffers - * (at rx_buffer_area). - * The next pair to check on receive is at offset next_rx_desc_to_check - */ - struct em_dma_alloc rxdma; /* bus_dma glue for rx desc */ - struct em_rx_desc *rx_desc_base; - u_int32_t next_rx_desc_to_check; - u_int16_t num_rx_desc; - u_int32_t rx_buffer_len; - struct em_buffer *rx_buffer_area; -#ifndef __rtems__ - bus_dma_tag_t rxtag; -#endif - - /* Jumbo frame */ - struct mbuf *fmp; - struct mbuf *lmp; - - /* Misc stats maintained by the driver */ - unsigned long dropped_pkts; - unsigned long mbuf_alloc_failed; - unsigned long mbuf_cluster_failed; - unsigned long no_tx_desc_avail1; - unsigned long no_tx_desc_avail2; - unsigned long no_tx_map_avail; - unsigned long no_tx_dma_setup; - - /* Used in for 82547 10Mb Half workaround */ - #define EM_PBA_BYTES_SHIFT 0xA - #define EM_TX_HEAD_ADDR_SHIFT 7 - #define EM_PBA_TX_MASK 0xFFFF0000 - #define EM_FIFO_HDR 0x10 - - #define EM_82547_PKT_THRESH 0x3e0 - - u_int32_t tx_fifo_size; - u_int32_t tx_fifo_head; - u_int32_t tx_fifo_head_addr; - u_int64_t tx_fifo_reset_cnt; - u_int64_t tx_fifo_wrk_cnt; - u_int32_t tx_head_addr; - - /* For 82544 PCIX Workaround */ - boolean_t pcix_82544; - boolean_t in_detach; - - struct em_hw_stats stats; -}; - -#define EM_LOCK_INIT(_sc, _name) \ - mtx_init(&(_sc)->mtx, _name, MTX_NETWORK_LOCK, MTX_DEF) -#define EM_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->mtx) -#define EM_LOCK(_sc) mtx_lock(&(_sc)->mtx) -#define EM_UNLOCK(_sc) mtx_unlock(&(_sc)->mtx) -#define EM_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->mtx, MA_OWNED) - -#ifdef __rtems__ -/* Initialize bare minimals so we can check the phy link status; - * 'rtems_em_pci_setup()' must have been run on the device already! - */ -int -em_hw_early_init(device_t dev); -#endif - - -#endif /* _EM_H_DEFINED_ */ |