| if_em.h (169248) | if_em.h (169589) |
|---|---|
| 1/************************************************************************** 2 3Copyright (c) 2001-2007, Intel Corporation 4All rights reserved. 5 6Redistribution and use in source and binary forms, with or without 7modification, are permitted provided that the following conditions are met: 8 --- 16 unchanged lines hidden (view full) --- 25CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30POSSIBILITY OF SUCH DAMAGE. 31 32***************************************************************************/ | 1/************************************************************************** 2 3Copyright (c) 2001-2007, Intel Corporation 4All rights reserved. 5 6Redistribution and use in source and binary forms, with or without 7modification, are permitted provided that the following conditions are met: 8 --- 16 unchanged lines hidden (view full) --- 25CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30POSSIBILITY OF SUCH DAMAGE. 31 32***************************************************************************/ |
| 33/*$FreeBSD: head/sys/dev/em/if_em.h 169589 2007-05-16 00:14:23Z jfv $*/ |
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| 33 | 34 |
| 34/* 35 * $FreeBSD: head/sys/dev/em/if_em.h 169248 2007-05-04 13:30:44Z rwatson $ 36 */ 37 | |
| 38#ifndef _EM_H_DEFINED_ 39#define _EM_H_DEFINED_ 40 41/* Tunables */ 42 43/* 44 * EM_TXD: Maximum number of Transmit Descriptors 45 * Valid Range: 80-256 for 82542 and 82543-based adapters --- 85 unchanged lines hidden (view full) --- 131 * this value ensures that an interrupt is generated after the initial 132 * packet is received within the set amount of time. Proper tuning, 133 * along with EM_RDTR, may improve traffic throughput in specific network 134 * conditions. 135 */ 136#define EM_RADV 64 137 138/* | 35#ifndef _EM_H_DEFINED_ 36#define _EM_H_DEFINED_ 37 38/* Tunables */ 39 40/* 41 * EM_TXD: Maximum number of Transmit Descriptors 42 * Valid Range: 80-256 for 82542 and 82543-based adapters --- 85 unchanged lines hidden (view full) --- 128 * this value ensures that an interrupt is generated after the initial 129 * packet is received within the set amount of time. Proper tuning, 130 * along with EM_RDTR, may improve traffic throughput in specific network 131 * conditions. 132 */ 133#define EM_RADV 64 134 135/* |
| 139 * Inform the stack about transmit checksum offload capabilities. 140 */ 141#define EM_CHECKSUM_FEATURES (CSUM_TCP | CSUM_UDP) 142 143/* 144 * Inform the stack about transmit segmentation offload capabilities. 145 */ 146#define EM_TCPSEG_FEATURES CSUM_TSO 147 148/* | |
| 149 * This parameter controls the duration of transmit watchdog timer. 150 */ 151#define EM_TX_TIMEOUT 5 /* set to 5 seconds */ 152 153/* 154 * This parameter controls when the driver calls the routine to reclaim 155 * transmit descriptors. 156 */ 157#define EM_TX_CLEANUP_THRESHOLD (adapter->num_tx_desc / 8) | 136 * This parameter controls the duration of transmit watchdog timer. 137 */ 138#define EM_TX_TIMEOUT 5 /* set to 5 seconds */ 139 140/* 141 * This parameter controls when the driver calls the routine to reclaim 142 * transmit descriptors. 143 */ 144#define EM_TX_CLEANUP_THRESHOLD (adapter->num_tx_desc / 8) |
| 158#define EM_TX_OP_THRESHOLD (adapter->num_tx_desc / 32) | 145#define EM_TX_OP_THRESHOLD (adapter->num_tx_desc / 32) |
| 159 160/* 161 * This parameter controls whether or not autonegotation is enabled. 162 * 0 - Disable autonegotiation 163 * 1 - Enable autonegotiation 164 */ 165#define DO_AUTO_NEG 1 166 --- 71 unchanged lines hidden (view full) --- 238#define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A) 239#define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B) 240 241#define EM_MAX_SCATTER 64 242#define EM_TSO_SIZE 65535 /* maxsize of a dma transfer */ 243#define EM_TSO_SEG_SIZE 4096 /* Max dma segment size */ 244#define ETH_ZLEN 60 245#define ETH_ADDR_LEN 6 | 146 147/* 148 * This parameter controls whether or not autonegotation is enabled. 149 * 0 - Disable autonegotiation 150 * 1 - Enable autonegotiation 151 */ 152#define DO_AUTO_NEG 1 153 --- 71 unchanged lines hidden (view full) --- 225#define HW_DEBUGOUT1(S, A) if (DEBUG_HW) printf(S "\n", A) 226#define HW_DEBUGOUT2(S, A, B) if (DEBUG_HW) printf(S "\n", A, B) 227 228#define EM_MAX_SCATTER 64 229#define EM_TSO_SIZE 65535 /* maxsize of a dma transfer */ 230#define EM_TSO_SEG_SIZE 4096 /* Max dma segment size */ 231#define ETH_ZLEN 60 232#define ETH_ADDR_LEN 6 |
| 233#define CSUM_OFFLOAD 7 /* Offload bits in csum flags */ |
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| 246 247struct adapter; 248 249struct em_int_delay_info { 250 struct adapter *adapter; /* Back-pointer to the adapter struct */ 251 int offset; /* Register offset to read/write */ 252 int value; /* Current value in usecs */ 253}; --- 181 unchanged lines hidden --- | 234 235struct adapter; 236 237struct em_int_delay_info { 238 struct adapter *adapter; /* Back-pointer to the adapter struct */ 239 int offset; /* Register offset to read/write */ 240 int value; /* Current value in usecs */ 241}; --- 181 unchanged lines hidden --- |