/*******************************************************************************
- Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
+ Copyright(c) 1999 - 2005 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
#include <linux/string.h>
#include <linux/pagemap.h>
#include <linux/dma-mapping.h>
-#include <asm/bitops.h>
+#include <linux/bitops.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <linux/capability.h>
#include <linux/udp.h>
#include <net/pkt_sched.h>
#include <linux/list.h>
-#include <linux/rtnetlink.h>
#include <linux/reboot.h>
#ifdef NETIF_F_TSO
#include <net/checksum.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 E1000_MAX_82544_RXD 4096
/* Supported Rx Buffer Sizes */
+#define E1000_RXBUFFER_128 128 /* Used for packet split */
+#define E1000_RXBUFFER_256 256 /* Used for packet split */
#define E1000_RXBUFFER_2048 2048
#define E1000_RXBUFFER_4096 4096
#define E1000_RXBUFFER_8192 8192
/* 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
+#define AUTO_ALL_MODES 0
+#define E1000_EEPROM_82544_APM 0x0004
+#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
+#define E1000_MNG_VLAN_NONE -1
+/* Number of packet split data buffers (not including the header buffer) */
+#define PS_PAGE_BUFFERS MAX_PS_BUFFERS-1
+
/* only works for sizes that are powers of 2 */
#define E1000_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1)))
* so a DMA handle can be stored along with the buffer */
struct e1000_buffer {
struct sk_buff *skb;
- uint64_t dma;
+ dma_addr_t dma;
unsigned long time_stamp;
uint16_t length;
uint16_t next_to_watch;
};
-struct e1000_desc_ring {
+
+struct e1000_ps_page { struct page *ps_page[PS_PAGE_BUFFERS]; };
+struct e1000_ps_page_dma { uint64_t ps_page_dma[PS_PAGE_BUFFERS]; };
+
+struct e1000_tx_ring {
/* pointer to the descriptor ring memory */
void *desc;
/* physical address of the descriptor ring */
unsigned int next_to_clean;
/* array of buffer information structs */
struct e1000_buffer *buffer_info;
+
+ spinlock_t tx_lock;
+ uint16_t tdh;
+ uint16_t tdt;
+ boolean_t last_tx_tso;
+};
+
+struct e1000_rx_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;
+ /* arrays of page information for packet split */
+ struct e1000_ps_page *ps_page;
+ struct e1000_ps_page_dma *ps_page_dma;
+
+ /* cpu for rx queue */
+ int cpu;
+
+ uint16_t rdh;
+ uint16_t rdt;
};
#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_RX_DESC_PS(R, i) \
+ (&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
+#define E1000_RX_DESC_EXT(R, i) \
+ (&(((union e1000_rx_desc_extended *)((R).desc))[i]))
#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)
struct timer_list watchdog_timer;
struct timer_list phy_info_timer;
struct vlan_group *vlgrp;
+ uint16_t mng_vlan_id;
uint32_t bd_number;
uint32_t rx_buffer_len;
uint32_t part_num;
uint32_t wol;
+ uint32_t ksp3_port_a;
uint32_t smartspeed;
uint32_t en_mng_pt;
uint16_t link_speed;
uint16_t link_duplex;
spinlock_t stats_lock;
+#ifdef CONFIG_E1000_NAPI
+ spinlock_t tx_queue_lock;
+#endif
atomic_t irq_sem;
- struct work_struct tx_timeout_task;
+ struct work_struct watchdog_task;
+ struct work_struct reset_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;
+ struct e1000_tx_ring *tx_ring; /* One per active queue */
+ unsigned long tx_queue_len;
uint32_t txd_cmd;
uint32_t tx_int_delay;
uint32_t tx_abs_int_delay;
uint64_t gotcl_old;
uint64_t tpt_old;
uint64_t colc_old;
+ uint32_t tx_timeout_count;
uint32_t tx_fifo_head;
uint32_t tx_head_addr;
uint32_t tx_fifo_size;
+ uint8_t tx_timeout_factor;
atomic_t tx_fifo_stall;
boolean_t pcix_82544;
+ boolean_t detect_tx_hung;
/* RX */
- struct e1000_desc_ring rx_ring;
+#ifdef CONFIG_E1000_NAPI
+ boolean_t (*clean_rx) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring,
+ int *work_done, int work_to_do);
+#else
+ boolean_t (*clean_rx) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring);
+#endif
+ void (*alloc_rx_buf) (struct e1000_adapter *adapter,
+ struct e1000_rx_ring *rx_ring,
+ int cleaned_count);
+ struct e1000_rx_ring *rx_ring; /* One per active queue */
+#ifdef CONFIG_E1000_NAPI
+ struct net_device *polling_netdev; /* One per active queue */
+#endif
+ int num_tx_queues;
+ int num_rx_queues;
+
uint64_t hw_csum_err;
uint64_t hw_csum_good;
+ uint64_t rx_hdr_split;
+ uint32_t alloc_rx_buff_failed;
uint32_t rx_int_delay;
uint32_t rx_abs_int_delay;
boolean_t rx_csum;
+ unsigned int rx_ps_pages;
uint32_t gorcl;
uint64_t gorcl_old;
+ uint16_t rx_ps_bsize0;
/* Interrupt Throttle Rate */
uint32_t itr;
struct e1000_phy_stats phy_stats;
uint32_t test_icr;
- struct e1000_desc_ring test_tx_ring;
- struct e1000_desc_ring test_rx_ring;
+ struct e1000_tx_ring test_tx_ring;
+ struct e1000_rx_ring test_rx_ring;
- uint32_t pci_state[16];
+ uint32_t *config_space;
int msg_enable;
+#ifdef CONFIG_PCI_MSI
+ boolean_t have_msi;
+#endif
+ /* to not mess up cache alignment, always add to the bottom */
+ boolean_t txb2b;
+#ifdef NETIF_F_TSO
+ boolean_t tso_force;
+#endif
};
+
+
+/* e1000_main.c */
+extern char e1000_driver_name[];
+extern char e1000_driver_version[];
+int e1000_up(struct e1000_adapter *adapter);
+void e1000_down(struct e1000_adapter *adapter);
+void e1000_reset(struct e1000_adapter *adapter);
+int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
+void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
+int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
+void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
+void e1000_update_stats(struct e1000_adapter *adapter);
+int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);
+
+/* e1000_ethtool.c */
+void e1000_set_ethtool_ops(struct net_device *netdev);
+
+/* e1000_param.c */
+void e1000_check_options(struct e1000_adapter *adapter);
+
+
#endif /* _E1000_H_ */
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