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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 | /******************************************************************************* Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. The full GNU General Public License is included in this distribution in the file called LICENSE. Contact Information: Linux NICS <linux.nics@intel.com> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ /* Linux PRO/1000 Ethernet Driver main header file */ #ifndef _E1000_H_ #define _E1000_H_ #include <linux/stddef.h> #include <linux/config.h> #include <linux/module.h> #include <linux/types.h> #include <asm/byteorder.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/errno.h> #include <linux/ioport.h> #include <linux/pci.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/delay.h> #include <linux/timer.h> #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/string.h> #include <linux/pagemap.h> #include <linux/dma-mapping.h> #include <asm/bitops.h> #include <asm/io.h> #include <asm/irq.h> #include <linux/capability.h> #include <linux/in.h> #include <linux/ip.h> #include <linux/tcp.h> #include <linux/udp.h> #include <net/pkt_sched.h> #include <linux/list.h> #include <linux/reboot.h> #ifdef NETIF_F_TSO #include <net/checksum.h> #endif #include <linux/workqueue.h> #include <linux/mii.h> #include <linux/ethtool.h> #include <linux/if_vlan.h> #include <linux/moduleparam.h> #define BAR_0 0 #define BAR_1 1 #define BAR_5 5 struct e1000_adapter; #include "e1000_hw.h" #ifdef DBG #define E1000_DBG(args...) printk(KERN_DEBUG "e1000: " args) #else #define E1000_DBG(args...) #endif #define E1000_ERR(args...) printk(KERN_ERR "e1000: " args) #define PFX "e1000: " #define DPRINTK(nlevel, klevel, fmt, args...) \ (void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \ printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \ __FUNCTION__ , ## args)) #define E1000_MAX_INTR 10 /* How many descriptors for TX and RX ? */ #define E1000_DEFAULT_TXD 256 #define E1000_MAX_TXD 256 #define E1000_MIN_TXD 80 #define E1000_MAX_82544_TXD 4096 #define E1000_DEFAULT_RXD 256 #define E1000_MAX_RXD 256 #define E1000_MIN_RXD 80 #define E1000_MAX_82544_RXD 4096 /* Supported Rx Buffer Sizes */ #define E1000_RXBUFFER_2048 2048 #define E1000_RXBUFFER_4096 4096 #define E1000_RXBUFFER_8192 8192 #define E1000_RXBUFFER_16384 16384 /* SmartSpeed delimiters */ #define E1000_SMARTSPEED_DOWNSHIFT 3 #define E1000_SMARTSPEED_MAX 15 /* Packet Buffer allocations */ #define E1000_PBA_BYTES_SHIFT 0xA #define E1000_TX_HEAD_ADDR_SHIFT 7 #define E1000_PBA_TX_MASK 0xFFFF0000 /* Flow Control High-Watermark: 5688 bytes below Rx FIFO size */ #define E1000_FC_HIGH_DIFF 0x1638 /* Flow Control Low-Watermark: 5696 bytes below Rx FIFO size */ #define E1000_FC_LOW_DIFF 0x1640 /* Flow Control Pause Time: 858 usec */ #define E1000_FC_PAUSE_TIME 0x0680 /* How many Tx Descriptors do we need to call netif_wake_queue ? */ #define E1000_TX_QUEUE_WAKE 16 /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define E1000_RX_BUFFER_WRITE 16 /* Must be power of 2 */ #define AUTO_ALL_MODES 0 #define E1000_EEPROM_APME 0x0400 #ifndef E1000_MASTER_SLAVE /* Switch to override PHY master/slave setting */ #define E1000_MASTER_SLAVE e1000_ms_hw_default #endif /* only works for sizes that are powers of 2 */ #define E1000_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1))) /* wrapper around a pointer to a socket buffer, * so a DMA handle can be stored along with the buffer */ struct e1000_buffer { struct sk_buff *skb; uint64_t dma; unsigned long length; unsigned long time_stamp; unsigned int next_to_watch; }; struct e1000_desc_ring { /* pointer to the descriptor ring memory */ void *desc; /* physical address of the descriptor ring */ dma_addr_t dma; /* length of descriptor ring in bytes */ unsigned int size; /* number of descriptors in the ring */ unsigned int count; /* next descriptor to associate a buffer with */ unsigned int next_to_use; /* next descriptor to check for DD status bit */ unsigned int next_to_clean; /* array of buffer information structs */ struct e1000_buffer *buffer_info; }; #define E1000_DESC_UNUSED(R) \ ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ (R)->next_to_clean - (R)->next_to_use - 1) #define E1000_GET_DESC(R, i, type) (&(((struct type *)((R).desc))[i])) #define E1000_RX_DESC(R, i) E1000_GET_DESC(R, i, e1000_rx_desc) #define E1000_TX_DESC(R, i) E1000_GET_DESC(R, i, e1000_tx_desc) #define E1000_CONTEXT_DESC(R, i) E1000_GET_DESC(R, i, e1000_context_desc) /* board specific private data structure */ struct e1000_adapter { struct timer_list tx_fifo_stall_timer; struct timer_list watchdog_timer; struct timer_list phy_info_timer; struct vlan_group *vlgrp; uint32_t bd_number; uint32_t rx_buffer_len; uint32_t part_num; uint32_t wol; uint32_t smartspeed; uint32_t en_mng_pt; uint16_t link_speed; uint16_t link_duplex; spinlock_t stats_lock; atomic_t irq_sem; struct work_struct tx_timeout_task; uint8_t fc_autoneg; struct timer_list blink_timer; unsigned long led_status; /* TX */ struct e1000_desc_ring tx_ring; spinlock_t tx_lock; uint32_t txd_cmd; uint32_t tx_int_delay; uint32_t tx_abs_int_delay; uint32_t gotcl; uint64_t gotcl_old; uint64_t tpt_old; uint64_t colc_old; uint32_t tx_fifo_head; uint32_t tx_head_addr; uint32_t tx_fifo_size; atomic_t tx_fifo_stall; boolean_t pcix_82544; /* RX */ struct e1000_desc_ring rx_ring; uint64_t hw_csum_err; uint64_t hw_csum_good; uint32_t rx_int_delay; uint32_t rx_abs_int_delay; boolean_t rx_csum; uint32_t gorcl; uint64_t gorcl_old; /* Interrupt Throttle Rate */ uint32_t itr; /* OS defined structs */ struct net_device *netdev; struct pci_dev *pdev; struct net_device_stats net_stats; /* structs defined in e1000_hw.h */ struct e1000_hw hw; struct e1000_hw_stats stats; struct e1000_phy_info phy_info; struct e1000_phy_stats phy_stats; uint32_t test_icr; struct e1000_desc_ring test_tx_ring; struct e1000_desc_ring test_rx_ring; uint32_t pci_state[16]; int msg_enable; }; #endif /* _E1000_H_ */ |