| if_bge.c (214216) | if_bge.c (214219) |
|---|---|
| 1/*- 2 * Copyright (c) 2001 Wind River Systems 3 * Copyright (c) 1997, 1998, 1999, 2001 4 * Bill Paul <wpaul@windriver.com>. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 18 unchanged lines hidden (view full) --- 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31 * THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2001 Wind River Systems 3 * Copyright (c) 1997, 1998, 1999, 2001 4 * Bill Paul <wpaul@windriver.com>. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 18 unchanged lines hidden (view full) --- 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31 * THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34#include <sys/cdefs.h> |
| 35__FBSDID("$FreeBSD: head/sys/dev/bge/if_bge.c 214216 2010-10-22 18:31:44Z yongari $"); | 35__FBSDID("$FreeBSD: head/sys/dev/bge/if_bge.c 214219 2010-10-22 19:30:56Z yongari $"); |
| 36 37/* 38 * Broadcom BCM570x family gigabit ethernet driver for FreeBSD. 39 * 40 * The Broadcom BCM5700 is based on technology originally developed by 41 * Alteon Networks as part of the Tigon I and Tigon II gigabit ethernet 42 * MAC chips. The BCM5700, sometimes refered to as the Tigon III, has 43 * two on-board MIPS R4000 CPUs and can have as much as 16MB of external --- 1644 unchanged lines hidden (view full) --- 1688 rcb->bge_maxlen_flags = 1689 BGE_RCB_MAXLEN_FLAGS(0, BGE_RCB_FLAG_RING_DISABLED); 1690 CSR_WRITE_4(sc, BGE_RX_MINI_RCB_MAXLEN_FLAGS, 1691 rcb->bge_maxlen_flags); 1692 /* Reset the mini receive producer ring producer index. */ 1693 bge_writembx(sc, BGE_MBX_RX_MINI_PROD_LO, 0); 1694 } 1695 | 36 37/* 38 * Broadcom BCM570x family gigabit ethernet driver for FreeBSD. 39 * 40 * The Broadcom BCM5700 is based on technology originally developed by 41 * Alteon Networks as part of the Tigon I and Tigon II gigabit ethernet 42 * MAC chips. The BCM5700, sometimes refered to as the Tigon III, has 43 * two on-board MIPS R4000 CPUs and can have as much as 16MB of external --- 1644 unchanged lines hidden (view full) --- 1688 rcb->bge_maxlen_flags = 1689 BGE_RCB_MAXLEN_FLAGS(0, BGE_RCB_FLAG_RING_DISABLED); 1690 CSR_WRITE_4(sc, BGE_RX_MINI_RCB_MAXLEN_FLAGS, 1691 rcb->bge_maxlen_flags); 1692 /* Reset the mini receive producer ring producer index. */ 1693 bge_writembx(sc, BGE_MBX_RX_MINI_PROD_LO, 0); 1694 } 1695 |
| 1696 /* Choose de-pipeline mode for BCM5906 A1. */ 1697 if (sc->bge_asicrev == BGE_ASICREV_BCM5906 && 1698 sc->bge_chiprev == BGE_CHIPID_BCM5906_A1) 1699 CSR_WRITE_4(sc, BGE_ISO_PKT_TX, 1700 (CSR_READ_4(sc, BGE_ISO_PKT_TX) & ~3) | 2); |
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| 1696 /* 1697 * The BD ring replenish thresholds control how often the 1698 * hardware fetches new BD's from the producer rings in host 1699 * memory. Setting the value too low on a busy system can 1700 * starve the hardware and recue the throughpout. 1701 * 1702 * Set the BD ring replentish thresholds. The recommended 1703 * values are 1/8th the number of descriptors allocated to --- 3948 unchanged lines hidden --- | 1701 /* 1702 * The BD ring replenish thresholds control how often the 1703 * hardware fetches new BD's from the producer rings in host 1704 * memory. Setting the value too low on a busy system can 1705 * starve the hardware and recue the throughpout. 1706 * 1707 * Set the BD ring replentish thresholds. The recommended 1708 * values are 1/8th the number of descriptors allocated to --- 3948 unchanged lines hidden --- |