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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-05-20 06:55:16 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-11 16:29:59 -0700
commit2b133ad6e9e96798007e64eb912c42fa00adef0a (patch)
tree34d1760a9257b150289893cda05b4adfa1990306 /drivers/net/atlx/atl1.h
parent3401299a1b9e747cbf7de2cc0c8f6376c3cbe565 (diff)
downloadop-kernel-dev-2b133ad6e9e96798007e64eb912c42fa00adef0a.zip
op-kernel-dev-2b133ad6e9e96798007e64eb912c42fa00adef0a.tar.gz
atl*: Move the Atheros drivers
Move the Atheros drivers into drivers/net/ethernet/atheros/ and make the necessary Kconfig and Makefile changes. CC: Jay Cliburn <jcliburn@gmail.com> CC: Chris Snook <chris.snook@gmail.com> CC: Jie Yang <jie.yang@atheros.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/atlx/atl1.h')
-rw-r--r--drivers/net/atlx/atl1.h792
1 files changed, 0 insertions, 792 deletions
diff --git a/drivers/net/atlx/atl1.h b/drivers/net/atlx/atl1.h
deleted file mode 100644
index 109d6da..0000000
--- a/drivers/net/atlx/atl1.h
+++ /dev/null
@@ -1,792 +0,0 @@
-/*
- * Copyright(c) 2005 - 2006 Attansic Corporation. All rights reserved.
- * Copyright(c) 2006 - 2007 Chris Snook <csnook@redhat.com>
- * Copyright(c) 2006 - 2008 Jay Cliburn <jcliburn@gmail.com>
- *
- * Derived from Intel e1000 driver
- * 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
- * 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.
- */
-
-#ifndef ATL1_H
-#define ATL1_H
-
-#include <linux/compiler.h>
-#include <linux/ethtool.h>
-#include <linux/if_vlan.h>
-#include <linux/mii.h>
-#include <linux/module.h>
-#include <linux/skbuff.h>
-#include <linux/spinlock.h>
-#include <linux/timer.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-
-#include "atlx.h"
-
-#define ATLX_DRIVER_NAME "atl1"
-
-MODULE_DESCRIPTION("Atheros L1 Gigabit Ethernet Driver");
-
-#define atlx_adapter atl1_adapter
-#define atlx_check_for_link atl1_check_for_link
-#define atlx_check_link atl1_check_link
-#define atlx_hash_mc_addr atl1_hash_mc_addr
-#define atlx_hash_set atl1_hash_set
-#define atlx_hw atl1_hw
-#define atlx_mii_ioctl atl1_mii_ioctl
-#define atlx_read_phy_reg atl1_read_phy_reg
-#define atlx_set_mac atl1_set_mac
-#define atlx_set_mac_addr atl1_set_mac_addr
-
-struct atl1_adapter;
-struct atl1_hw;
-
-/* function prototypes needed by multiple files */
-static u32 atl1_hash_mc_addr(struct atl1_hw *hw, u8 *mc_addr);
-static void atl1_hash_set(struct atl1_hw *hw, u32 hash_value);
-static void atl1_set_mac_addr(struct atl1_hw *hw);
-static int atl1_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
- int cmd);
-static u32 atl1_check_link(struct atl1_adapter *adapter);
-
-/* hardware definitions specific to L1 */
-
-/* Block IDLE Status Register */
-#define IDLE_STATUS_RXMAC 0x1
-#define IDLE_STATUS_TXMAC 0x2
-#define IDLE_STATUS_RXQ 0x4
-#define IDLE_STATUS_TXQ 0x8
-#define IDLE_STATUS_DMAR 0x10
-#define IDLE_STATUS_DMAW 0x20
-#define IDLE_STATUS_SMB 0x40
-#define IDLE_STATUS_CMB 0x80
-
-/* MDIO Control Register */
-#define MDIO_WAIT_TIMES 30
-
-/* MAC Control Register */
-#define MAC_CTRL_TX_PAUSE 0x10000
-#define MAC_CTRL_SCNT 0x20000
-#define MAC_CTRL_SRST_TX 0x40000
-#define MAC_CTRL_TX_SIMURST 0x80000
-#define MAC_CTRL_SPEED_SHIFT 20
-#define MAC_CTRL_SPEED_MASK 0x300000
-#define MAC_CTRL_SPEED_1000 0x2
-#define MAC_CTRL_SPEED_10_100 0x1
-#define MAC_CTRL_DBG_TX_BKPRESURE 0x400000
-#define MAC_CTRL_TX_HUGE 0x800000
-#define MAC_CTRL_RX_CHKSUM_EN 0x1000000
-#define MAC_CTRL_DBG 0x8000000
-
-/* Wake-On-Lan control register */
-#define WOL_CLK_SWITCH_EN 0x8000
-#define WOL_PT5_EN 0x200000
-#define WOL_PT6_EN 0x400000
-#define WOL_PT5_MATCH 0x8000000
-#define WOL_PT6_MATCH 0x10000000
-
-/* WOL Length ( 2 DWORD ) */
-#define REG_WOL_PATTERN_LEN 0x14A4
-#define WOL_PT_LEN_MASK 0x7F
-#define WOL_PT0_LEN_SHIFT 0
-#define WOL_PT1_LEN_SHIFT 8
-#define WOL_PT2_LEN_SHIFT 16
-#define WOL_PT3_LEN_SHIFT 24
-#define WOL_PT4_LEN_SHIFT 0
-#define WOL_PT5_LEN_SHIFT 8
-#define WOL_PT6_LEN_SHIFT 16
-
-/* Internal SRAM Partition Registers, low 32 bits */
-#define REG_SRAM_RFD_LEN 0x1504
-#define REG_SRAM_RRD_ADDR 0x1508
-#define REG_SRAM_RRD_LEN 0x150C
-#define REG_SRAM_TPD_ADDR 0x1510
-#define REG_SRAM_TPD_LEN 0x1514
-#define REG_SRAM_TRD_ADDR 0x1518
-#define REG_SRAM_TRD_LEN 0x151C
-#define REG_SRAM_RXF_ADDR 0x1520
-#define REG_SRAM_RXF_LEN 0x1524
-#define REG_SRAM_TXF_ADDR 0x1528
-#define REG_SRAM_TXF_LEN 0x152C
-#define REG_SRAM_TCPH_PATH_ADDR 0x1530
-#define SRAM_TCPH_ADDR_MASK 0xFFF
-#define SRAM_TCPH_ADDR_SHIFT 0
-#define SRAM_PATH_ADDR_MASK 0xFFF
-#define SRAM_PATH_ADDR_SHIFT 16
-
-/* Load Ptr Register */
-#define REG_LOAD_PTR 0x1534
-
-/* Descriptor Control registers, low 32 bits */
-#define REG_DESC_RFD_ADDR_LO 0x1544
-#define REG_DESC_RRD_ADDR_LO 0x1548
-#define REG_DESC_TPD_ADDR_LO 0x154C
-#define REG_DESC_CMB_ADDR_LO 0x1550
-#define REG_DESC_SMB_ADDR_LO 0x1554
-#define REG_DESC_RFD_RRD_RING_SIZE 0x1558
-#define DESC_RFD_RING_SIZE_MASK 0x7FF
-#define DESC_RFD_RING_SIZE_SHIFT 0
-#define DESC_RRD_RING_SIZE_MASK 0x7FF
-#define DESC_RRD_RING_SIZE_SHIFT 16
-#define REG_DESC_TPD_RING_SIZE 0x155C
-#define DESC_TPD_RING_SIZE_MASK 0x3FF
-#define DESC_TPD_RING_SIZE_SHIFT 0
-
-/* TXQ Control Register */
-#define REG_TXQ_CTRL 0x1580
-#define TXQ_CTRL_TPD_BURST_NUM_SHIFT 0
-#define TXQ_CTRL_TPD_BURST_NUM_MASK 0x1F
-#define TXQ_CTRL_EN 0x20
-#define TXQ_CTRL_ENH_MODE 0x40
-#define TXQ_CTRL_TPD_FETCH_TH_SHIFT 8
-#define TXQ_CTRL_TPD_FETCH_TH_MASK 0x3F
-#define TXQ_CTRL_TXF_BURST_NUM_SHIFT 16
-#define TXQ_CTRL_TXF_BURST_NUM_MASK 0xFFFF
-
-/* Jumbo packet Threshold for task offload */
-#define REG_TX_JUMBO_TASK_TH_TPD_IPG 0x1584
-#define TX_JUMBO_TASK_TH_MASK 0x7FF
-#define TX_JUMBO_TASK_TH_SHIFT 0
-#define TX_TPD_MIN_IPG_MASK 0x1F
-#define TX_TPD_MIN_IPG_SHIFT 16
-
-/* RXQ Control Register */
-#define REG_RXQ_CTRL 0x15A0
-#define RXQ_CTRL_RFD_BURST_NUM_SHIFT 0
-#define RXQ_CTRL_RFD_BURST_NUM_MASK 0xFF
-#define RXQ_CTRL_RRD_BURST_THRESH_SHIFT 8
-#define RXQ_CTRL_RRD_BURST_THRESH_MASK 0xFF
-#define RXQ_CTRL_RFD_PREF_MIN_IPG_SHIFT 16
-#define RXQ_CTRL_RFD_PREF_MIN_IPG_MASK 0x1F
-#define RXQ_CTRL_CUT_THRU_EN 0x40000000
-#define RXQ_CTRL_EN 0x80000000
-
-/* Rx jumbo packet threshold and rrd retirement timer */
-#define REG_RXQ_JMBOSZ_RRDTIM 0x15A4
-#define RXQ_JMBOSZ_TH_MASK 0x7FF
-#define RXQ_JMBOSZ_TH_SHIFT 0
-#define RXQ_JMBO_LKAH_MASK 0xF
-#define RXQ_JMBO_LKAH_SHIFT 11
-#define RXQ_RRD_TIMER_MASK 0xFFFF
-#define RXQ_RRD_TIMER_SHIFT 16
-
-/* RFD flow control register */
-#define REG_RXQ_RXF_PAUSE_THRESH 0x15A8
-#define RXQ_RXF_PAUSE_TH_HI_SHIFT 16
-#define RXQ_RXF_PAUSE_TH_HI_MASK 0xFFF
-#define RXQ_RXF_PAUSE_TH_LO_SHIFT 0
-#define RXQ_RXF_PAUSE_TH_LO_MASK 0xFFF
-
-/* RRD flow control register */
-#define REG_RXQ_RRD_PAUSE_THRESH 0x15AC
-#define RXQ_RRD_PAUSE_TH_HI_SHIFT 0
-#define RXQ_RRD_PAUSE_TH_HI_MASK 0xFFF
-#define RXQ_RRD_PAUSE_TH_LO_SHIFT 16
-#define RXQ_RRD_PAUSE_TH_LO_MASK 0xFFF
-
-/* DMA Engine Control Register */
-#define REG_DMA_CTRL 0x15C0
-#define DMA_CTRL_DMAR_IN_ORDER 0x1
-#define DMA_CTRL_DMAR_ENH_ORDER 0x2
-#define DMA_CTRL_DMAR_OUT_ORDER 0x4
-#define DMA_CTRL_RCB_VALUE 0x8
-#define DMA_CTRL_DMAR_BURST_LEN_SHIFT 4
-#define DMA_CTRL_DMAR_BURST_LEN_MASK 7
-#define DMA_CTRL_DMAW_BURST_LEN_SHIFT 7
-#define DMA_CTRL_DMAW_BURST_LEN_MASK 7
-#define DMA_CTRL_DMAR_EN 0x400
-#define DMA_CTRL_DMAW_EN 0x800
-
-/* CMB/SMB Control Register */
-#define REG_CSMB_CTRL 0x15D0
-#define CSMB_CTRL_CMB_NOW 1
-#define CSMB_CTRL_SMB_NOW 2
-#define CSMB_CTRL_CMB_EN 4
-#define CSMB_CTRL_SMB_EN 8
-
-/* CMB DMA Write Threshold Register */
-#define REG_CMB_WRITE_TH 0x15D4
-#define CMB_RRD_TH_SHIFT 0
-#define CMB_RRD_TH_MASK 0x7FF
-#define CMB_TPD_TH_SHIFT 16
-#define CMB_TPD_TH_MASK 0x7FF
-
-/* RX/TX count-down timer to trigger CMB-write. 2us resolution. */
-#define REG_CMB_WRITE_TIMER 0x15D8
-#define CMB_RX_TM_SHIFT 0
-#define CMB_RX_TM_MASK 0xFFFF
-#define CMB_TX_TM_SHIFT 16
-#define CMB_TX_TM_MASK 0xFFFF
-
-/* Number of packet received since last CMB write */
-#define REG_CMB_RX_PKT_CNT 0x15DC
-
-/* Number of packet transmitted since last CMB write */
-#define REG_CMB_TX_PKT_CNT 0x15E0
-
-/* SMB auto DMA timer register */
-#define REG_SMB_TIMER 0x15E4
-
-/* Mailbox Register */
-#define REG_MAILBOX 0x15F0
-#define MB_RFD_PROD_INDX_SHIFT 0
-#define MB_RFD_PROD_INDX_MASK 0x7FF
-#define MB_RRD_CONS_INDX_SHIFT 11
-#define MB_RRD_CONS_INDX_MASK 0x7FF
-#define MB_TPD_PROD_INDX_SHIFT 22
-#define MB_TPD_PROD_INDX_MASK 0x3FF
-
-/* Interrupt Status Register */
-#define ISR_SMB 0x1
-#define ISR_TIMER 0x2
-#define ISR_MANUAL 0x4
-#define ISR_RXF_OV 0x8
-#define ISR_RFD_UNRUN 0x10
-#define ISR_RRD_OV 0x20
-#define ISR_TXF_UNRUN 0x40
-#define ISR_LINK 0x80
-#define ISR_HOST_RFD_UNRUN 0x100
-#define ISR_HOST_RRD_OV 0x200
-#define ISR_DMAR_TO_RST 0x400
-#define ISR_DMAW_TO_RST 0x800
-#define ISR_GPHY 0x1000
-#define ISR_RX_PKT 0x10000
-#define ISR_TX_PKT 0x20000
-#define ISR_TX_DMA 0x40000
-#define ISR_RX_DMA 0x80000
-#define ISR_CMB_RX 0x100000
-#define ISR_CMB_TX 0x200000
-#define ISR_MAC_RX 0x400000
-#define ISR_MAC_TX 0x800000
-#define ISR_DIS_SMB 0x20000000
-#define ISR_DIS_DMA 0x40000000
-
-/* Normal Interrupt mask */
-#define IMR_NORMAL_MASK (\
- ISR_SMB |\
- ISR_GPHY |\
- ISR_PHY_LINKDOWN|\
- ISR_DMAR_TO_RST |\
- ISR_DMAW_TO_RST |\
- ISR_CMB_TX |\
- ISR_CMB_RX)
-
-/* Debug Interrupt Mask (enable all interrupt) */
-#define IMR_DEBUG_MASK (\
- ISR_SMB |\
- ISR_TIMER |\
- ISR_MANUAL |\
- ISR_RXF_OV |\
- ISR_RFD_UNRUN |\
- ISR_RRD_OV |\
- ISR_TXF_UNRUN |\
- ISR_LINK |\
- ISR_CMB_TX |\
- ISR_CMB_RX |\
- ISR_RX_PKT |\
- ISR_TX_PKT |\
- ISR_MAC_RX |\
- ISR_MAC_TX)
-
-#define MEDIA_TYPE_1000M_FULL 1
-#define MEDIA_TYPE_100M_FULL 2
-#define MEDIA_TYPE_100M_HALF 3
-#define MEDIA_TYPE_10M_FULL 4
-#define MEDIA_TYPE_10M_HALF 5
-
-#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F /* All but 1000-Half */
-
-#define MAX_JUMBO_FRAME_SIZE 10240
-
-#define ATL1_EEDUMP_LEN 48
-
-/* Statistics counters collected by the MAC */
-struct stats_msg_block {
- /* rx */
- u32 rx_ok; /* good RX packets */
- u32 rx_bcast; /* good RX broadcast packets */
- u32 rx_mcast; /* good RX multicast packets */
- u32 rx_pause; /* RX pause frames */
- u32 rx_ctrl; /* RX control packets other than pause frames */
- u32 rx_fcs_err; /* RX packets with bad FCS */
- u32 rx_len_err; /* RX packets with length != actual size */
- u32 rx_byte_cnt; /* good bytes received. FCS is NOT included */
- u32 rx_runt; /* RX packets < 64 bytes with good FCS */
- u32 rx_frag; /* RX packets < 64 bytes with bad FCS */
- u32 rx_sz_64; /* 64 byte RX packets */
- u32 rx_sz_65_127;
- u32 rx_sz_128_255;
- u32 rx_sz_256_511;
- u32 rx_sz_512_1023;
- u32 rx_sz_1024_1518;
- u32 rx_sz_1519_max; /* 1519 byte to MTU RX packets */
- u32 rx_sz_ov; /* truncated RX packets > MTU */
- u32 rx_rxf_ov; /* frames dropped due to RX FIFO overflow */
- u32 rx_rrd_ov; /* frames dropped due to RRD overflow */
- u32 rx_align_err; /* alignment errors */
- u32 rx_bcast_byte_cnt; /* RX broadcast bytes, excluding FCS */
- u32 rx_mcast_byte_cnt; /* RX multicast bytes, excluding FCS */
- u32 rx_err_addr; /* packets dropped due to address filtering */
-
- /* tx */
- u32 tx_ok; /* good TX packets */
- u32 tx_bcast; /* good TX broadcast packets */
- u32 tx_mcast; /* good TX multicast packets */
- u32 tx_pause; /* TX pause frames */
- u32 tx_exc_defer; /* TX packets deferred excessively */
- u32 tx_ctrl; /* TX control frames, excluding pause frames */
- u32 tx_defer; /* TX packets deferred */
- u32 tx_byte_cnt; /* bytes transmitted, FCS is NOT included */
- u32 tx_sz_64; /* 64 byte TX packets */
- u32 tx_sz_65_127;
- u32 tx_sz_128_255;
- u32 tx_sz_256_511;
- u32 tx_sz_512_1023;
- u32 tx_sz_1024_1518;
- u32 tx_sz_1519_max; /* 1519 byte to MTU TX packets */
- u32 tx_1_col; /* packets TX after a single collision */
- u32 tx_2_col; /* packets TX after multiple collisions */
- u32 tx_late_col; /* TX packets with late collisions */
- u32 tx_abort_col; /* TX packets aborted w/excessive collisions */
- u32 tx_underrun; /* TX packets aborted due to TX FIFO underrun
- * or TRD FIFO underrun */
- u32 tx_rd_eop; /* reads beyond the EOP into the next frame
- * when TRD was not written timely */
- u32 tx_len_err; /* TX packets where length != actual size */
- u32 tx_trunc; /* TX packets truncated due to size > MTU */
- u32 tx_bcast_byte; /* broadcast bytes transmitted, excluding FCS */
- u32 tx_mcast_byte; /* multicast bytes transmitted, excluding FCS */
- u32 smb_updated; /* 1: SMB Updated. This is used by software to
- * indicate the statistics update. Software
- * should clear this bit after retrieving the
- * statistics information. */
-};
-
-/* Coalescing Message Block */
-struct coals_msg_block {
- u32 int_stats; /* interrupt status */
- u16 rrd_prod_idx; /* TRD Producer Index. */
- u16 rfd_cons_idx; /* RFD Consumer Index. */
- u16 update; /* Selene sets this bit every time it DMAs the
- * CMB to host memory. Software should clear
- * this bit when CMB info is processed. */
- u16 tpd_cons_idx; /* TPD Consumer Index. */
-};
-
-/* RRD descriptor */
-struct rx_return_desc {
- u8 num_buf; /* Number of RFD buffers used by the received packet */
- u8 resved;
- u16 buf_indx; /* RFD Index of the first buffer */
- union {
- u32 valid;
- struct {
- u16 rx_chksum;
- u16 pkt_size;
- } xsum_sz;
- } xsz;
-
- u16 pkt_flg; /* Packet flags */
- u16 err_flg; /* Error flags */
- u16 resved2;
- u16 vlan_tag; /* VLAN TAG */
-};
-
-#define PACKET_FLAG_ETH_TYPE 0x0080
-#define PACKET_FLAG_VLAN_INS 0x0100
-#define PACKET_FLAG_ERR 0x0200
-#define PACKET_FLAG_IPV4 0x0400
-#define PACKET_FLAG_UDP 0x0800
-#define PACKET_FLAG_TCP 0x1000
-#define PACKET_FLAG_BCAST 0x2000
-#define PACKET_FLAG_MCAST 0x4000
-#define PACKET_FLAG_PAUSE 0x8000
-
-#define ERR_FLAG_CRC 0x0001
-#define ERR_FLAG_CODE 0x0002
-#define ERR_FLAG_DRIBBLE 0x0004
-#define ERR_FLAG_RUNT 0x0008
-#define ERR_FLAG_OV 0x0010
-#define ERR_FLAG_TRUNC 0x0020
-#define ERR_FLAG_IP_CHKSUM 0x0040
-#define ERR_FLAG_L4_CHKSUM 0x0080
-#define ERR_FLAG_LEN 0x0100
-#define ERR_FLAG_DES_ADDR 0x0200
-
-/* RFD descriptor */
-struct rx_free_desc {
- __le64 buffer_addr; /* Address of the descriptor's data buffer */
- __le16 buf_len; /* Size of the receive buffer in host memory */
- u16 coalese; /* Update consumer index to host after the
- * reception of this frame */
- /* __packed is required */
-} __packed;
-
-/*
- * The L1 transmit packet descriptor is comprised of four 32-bit words.
- *
- * 31 0
- * +---------------------------------------+
- * | Word 0: Buffer addr lo |
- * +---------------------------------------+
- * | Word 1: Buffer addr hi |
- * +---------------------------------------+
- * | Word 2 |
- * +---------------------------------------+
- * | Word 3 |
- * +---------------------------------------+
- *
- * Words 0 and 1 combine to form a 64-bit buffer address.
- *
- * Word 2 is self explanatory in the #define block below.
- *
- * Word 3 has two forms, depending upon the state of bits 3 and 4.
- * If bits 3 and 4 are both zero, then bits 14:31 are unused by the
- * hardware. Otherwise, if either bit 3 or 4 is set, the definition
- * of bits 14:31 vary according to the following depiction.
- *
- * 0 End of packet 0 End of packet
- * 1 Coalesce 1 Coalesce
- * 2 Insert VLAN tag 2 Insert VLAN tag
- * 3 Custom csum enable = 0 3 Custom csum enable = 1
- * 4 Segment enable = 1 4 Segment enable = 0
- * 5 Generate IP checksum 5 Generate IP checksum
- * 6 Generate TCP checksum 6 Generate TCP checksum
- * 7 Generate UDP checksum 7 Generate UDP checksum
- * 8 VLAN tagged 8 VLAN tagged
- * 9 Ethernet frame type 9 Ethernet frame type
- * 10-+ 10-+
- * 11 | IP hdr length (10:13) 11 | IP hdr length (10:13)
- * 12 | (num 32-bit words) 12 | (num 32-bit words)
- * 13-+ 13-+
- * 14-+ 14 Unused
- * 15 | TCP hdr length (14:17) 15 Unused
- * 16 | (num 32-bit words) 16-+
- * 17-+ 17 |
- * 18 Header TPD flag 18 |
- * 19-+ 19 | Payload offset
- * 20 | 20 | (16:23)
- * 21 | 21 |
- * 22 | 22 |
- * 23 | 23-+
- * 24 | 24-+
- * 25 | MSS (19:31) 25 |
- * 26 | 26 |
- * 27 | 27 | Custom csum offset
- * 28 | 28 | (24:31)
- * 29 | 29 |
- * 30 | 30 |
- * 31-+ 31-+
- */
-
-/* tpd word 2 */
-#define TPD_BUFLEN_MASK 0x3FFF
-#define TPD_BUFLEN_SHIFT 0
-#define TPD_DMAINT_MASK 0x0001
-#define TPD_DMAINT_SHIFT 14
-#define TPD_PKTNT_MASK 0x0001
-#define TPD_PKTINT_SHIFT 15
-#define TPD_VLANTAG_MASK 0xFFFF
-#define TPD_VLANTAG_SHIFT 16
-
-/* tpd word 3 bits 0:13 */
-#define TPD_EOP_MASK 0x0001
-#define TPD_EOP_SHIFT 0
-#define TPD_COALESCE_MASK 0x0001
-#define TPD_COALESCE_SHIFT 1
-#define TPD_INS_VL_TAG_MASK 0x0001
-#define TPD_INS_VL_TAG_SHIFT 2
-#define TPD_CUST_CSUM_EN_MASK 0x0001
-#define TPD_CUST_CSUM_EN_SHIFT 3
-#define TPD_SEGMENT_EN_MASK 0x0001
-#define TPD_SEGMENT_EN_SHIFT 4
-#define TPD_IP_CSUM_MASK 0x0001
-#define TPD_IP_CSUM_SHIFT 5
-#define TPD_TCP_CSUM_MASK 0x0001
-#define TPD_TCP_CSUM_SHIFT 6
-#define TPD_UDP_CSUM_MASK 0x0001
-#define TPD_UDP_CSUM_SHIFT 7
-#define TPD_VL_TAGGED_MASK 0x0001
-#define TPD_VL_TAGGED_SHIFT 8
-#define TPD_ETHTYPE_MASK 0x0001
-#define TPD_ETHTYPE_SHIFT 9
-#define TPD_IPHL_MASK 0x000F
-#define TPD_IPHL_SHIFT 10
-
-/* tpd word 3 bits 14:31 if segment enabled */
-#define TPD_TCPHDRLEN_MASK 0x000F
-#define TPD_TCPHDRLEN_SHIFT 14
-#define TPD_HDRFLAG_MASK 0x0001
-#define TPD_HDRFLAG_SHIFT 18
-#define TPD_MSS_MASK 0x1FFF
-#define TPD_MSS_SHIFT 19
-
-/* tpd word 3 bits 16:31 if custom csum enabled */
-#define TPD_PLOADOFFSET_MASK 0x00FF
-#define TPD_PLOADOFFSET_SHIFT 16
-#define TPD_CCSUMOFFSET_MASK 0x00FF
-#define TPD_CCSUMOFFSET_SHIFT 24
-
-struct tx_packet_desc {
- __le64 buffer_addr;
- __le32 word2;
- __le32 word3;
-};
-
-/* DMA Order Settings */
-enum atl1_dma_order {
- atl1_dma_ord_in = 1,
- atl1_dma_ord_enh = 2,
- atl1_dma_ord_out = 4
-};
-
-enum atl1_dma_rcb {
- atl1_rcb_64 = 0,
- atl1_rcb_128 = 1
-};
-
-enum atl1_dma_req_block {
- atl1_dma_req_128 = 0,
- atl1_dma_req_256 = 1,
- atl1_dma_req_512 = 2,
- atl1_dma_req_1024 = 3,
- atl1_dma_req_2048 = 4,
- atl1_dma_req_4096 = 5
-};
-
-#define ATL1_MAX_INTR 3
-#define ATL1_MAX_TX_BUF_LEN 0x3000 /* 12288 bytes */
-
-#define ATL1_DEFAULT_TPD 256
-#define ATL1_MAX_TPD 1024
-#define ATL1_MIN_TPD 64
-#define ATL1_DEFAULT_RFD 512
-#define ATL1_MIN_RFD 128
-#define ATL1_MAX_RFD 2048
-#define ATL1_REG_COUNT 1538
-
-#define ATL1_GET_DESC(R, i, type) (&(((type *)((R)->desc))[i]))
-#define ATL1_RFD_DESC(R, i) ATL1_GET_DESC(R, i, struct rx_free_desc)
-#define ATL1_TPD_DESC(R, i) ATL1_GET_DESC(R, i, struct tx_packet_desc)
-#define ATL1_RRD_DESC(R, i) ATL1_GET_DESC(R, i, struct rx_return_desc)
-
-/*
- * atl1_ring_header represents a single, contiguous block of DMA space
- * mapped for the three descriptor rings (tpd, rfd, rrd) and the two
- * message blocks (cmb, smb) described below
- */
-struct atl1_ring_header {
- void *desc; /* virtual address */
- dma_addr_t dma; /* physical address*/
- unsigned int size; /* length in bytes */
-};
-
-/*
- * atl1_buffer is wrapper around a pointer to a socket buffer
- * so a DMA handle can be stored along with the skb
- */
-struct atl1_buffer {
- struct sk_buff *skb; /* socket buffer */
- u16 length; /* rx buffer length */
- u16 alloced; /* 1 if skb allocated */
- dma_addr_t dma;
-};
-
-/* transmit packet descriptor (tpd) ring */
-struct atl1_tpd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- u16 size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- u16 hw_idx; /* hardware index */
- atomic_t next_to_clean;
- atomic_t next_to_use;
- struct atl1_buffer *buffer_info;
-};
-
-/* receive free descriptor (rfd) ring */
-struct atl1_rfd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- u16 size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- atomic_t next_to_use;
- u16 next_to_clean;
- struct atl1_buffer *buffer_info;
-};
-
-/* receive return descriptor (rrd) ring */
-struct atl1_rrd_ring {
- void *desc; /* descriptor ring virtual address */
- dma_addr_t dma; /* descriptor ring physical address */
- unsigned int size; /* descriptor ring length in bytes */
- u16 count; /* number of descriptors in the ring */
- u16 next_to_use;
- atomic_t next_to_clean;
-};
-
-/* coalescing message block (cmb) */
-struct atl1_cmb {
- struct coals_msg_block *cmb;
- dma_addr_t dma;
-};
-
-/* statistics message block (smb) */
-struct atl1_smb {
- struct stats_msg_block *smb;
- dma_addr_t dma;
-};
-
-/* Statistics counters */
-struct atl1_sft_stats {
- u64 rx_packets;
- u64 tx_packets;
- u64 rx_bytes;
- u64 tx_bytes;
- u64 multicast;
- u64 collisions;
- u64 rx_errors;
- u64 rx_length_errors;
- u64 rx_crc_errors;
- u64 rx_frame_errors;
- u64 rx_fifo_errors;
- u64 rx_missed_errors;
- u64 tx_errors;
- u64 tx_fifo_errors;
- u64 tx_aborted_errors;
- u64 tx_window_errors;
- u64 tx_carrier_errors;
- u64 tx_pause; /* TX pause frames */
- u64 excecol; /* TX packets w/ excessive collisions */
- u64 deffer; /* TX packets deferred */
- u64 scc; /* packets TX after a single collision */
- u64 mcc; /* packets TX after multiple collisions */
- u64 latecol; /* TX packets w/ late collisions */
- u64 tx_underun; /* TX packets aborted due to TX FIFO underrun
- * or TRD FIFO underrun */
- u64 tx_trunc; /* TX packets truncated due to size > MTU */
- u64 rx_pause; /* num Pause packets received. */
- u64 rx_rrd_ov;
- u64 rx_trunc;
-};
-
-/* hardware structure */
-struct atl1_hw {
- u8 __iomem *hw_addr;
- struct atl1_adapter *back;
- enum atl1_dma_order dma_ord;
- enum atl1_dma_rcb rcb_value;
- enum atl1_dma_req_block dmar_block;
- enum atl1_dma_req_block dmaw_block;
- u8 preamble_len;
- u8 max_retry;
- u8 jam_ipg; /* IPG to start JAM for collision based flow
- * control in half-duplex mode. In units of
- * 8-bit time */
- u8 ipgt; /* Desired back to back inter-packet gap.
- * The default is 96-bit time */
- u8 min_ifg; /* Minimum number of IFG to enforce in between
- * receive frames. Frame gap below such IFP
- * is dropped */
- u8 ipgr1; /* 64bit Carrier-Sense window */
- u8 ipgr2; /* 96-bit IPG window */
- u8 tpd_burst; /* Number of TPD to prefetch in cache-aligned
- * burst. Each TPD is 16 bytes long */
- u8 rfd_burst; /* Number of RFD to prefetch in cache-aligned
- * burst. Each RFD is 12 bytes long */
- u8 rfd_fetch_gap;
- u8 rrd_burst; /* Threshold number of RRDs that can be retired
- * in a burst. Each RRD is 16 bytes long */
- u8 tpd_fetch_th;
- u8 tpd_fetch_gap;
- u16 tx_jumbo_task_th;
- u16 txf_burst; /* Number of data bytes to read in a cache-
- * aligned burst. Each SRAM entry is 8 bytes */
- u16 rx_jumbo_th; /* Jumbo packet size for non-VLAN packet. VLAN
- * packets should add 4 bytes */
- u16 rx_jumbo_lkah;
- u16 rrd_ret_timer; /* RRD retirement timer. Decrement by 1 after
- * every 512ns passes. */
- u16 lcol; /* Collision Window */
-
- u16 cmb_tpd;
- u16 cmb_rrd;
- u16 cmb_rx_timer;
- u16 cmb_tx_timer;
- u32 smb_timer;
- u16 media_type;
- u16 autoneg_advertised;
-
- u16 mii_autoneg_adv_reg;
- u16 mii_1000t_ctrl_reg;
-
- u32 max_frame_size;
- u32 min_frame_size;
-
- u16 dev_rev;
-
- /* spi flash */
- u8 flash_vendor;
-
- u8 mac_addr[ETH_ALEN];
- u8 perm_mac_addr[ETH_ALEN];
-
- bool phy_configured;
-};
-
-struct atl1_adapter {
- struct net_device *netdev;
- struct pci_dev *pdev;
-
- struct atl1_sft_stats soft_stats;
- u32 rx_buffer_len;
- u32 wol;
- u16 link_speed;
- u16 link_duplex;
- spinlock_t lock;
- struct work_struct tx_timeout_task;
- struct work_struct link_chg_task;
- struct work_struct pcie_dma_to_rst_task;
-
- struct timer_list phy_config_timer;
- bool phy_timer_pending;
-
- /* all descriptor rings' memory */
- struct atl1_ring_header ring_header;
-
- /* TX */
- struct atl1_tpd_ring tpd_ring;
- spinlock_t mb_lock;
-
- /* RX */
- struct atl1_rfd_ring rfd_ring;
- struct atl1_rrd_ring rrd_ring;
- u64 hw_csum_err;
- u64 hw_csum_good;
- u32 msg_enable;
- u16 imt; /* interrupt moderator timer (2us resolution) */
- u16 ict; /* interrupt clear timer (2us resolution */
- struct mii_if_info mii; /* MII interface info */
-
- u32 bd_number; /* board number */
- bool pci_using_64;
- struct atl1_hw hw;
- struct atl1_smb smb;
- struct atl1_cmb cmb;
-};
-
-#endif /* ATL1_H */
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