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c5b9bd5e4f
The code for the hw timestamping is a bit bulky and making some of the functions difficult to read. In order to clean things up a bit I am moving the timestamping operations into seperate functions. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
714 lines
30 KiB
C
714 lines
30 KiB
C
/*******************************************************************************
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Intel(R) Gigabit Ethernet Linux driver
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Copyright(c) 2007-2009 Intel Corporation.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Contact Information:
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e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#ifndef _E1000_DEFINES_H_
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#define _E1000_DEFINES_H_
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/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
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#define REQ_TX_DESCRIPTOR_MULTIPLE 8
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#define REQ_RX_DESCRIPTOR_MULTIPLE 8
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/* Definitions for power management and wakeup registers */
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/* Wake Up Control */
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#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */
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/* Wake Up Filter Control */
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#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
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#define E1000_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
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#define E1000_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
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#define E1000_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */
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#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
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/* Extended Device Control */
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#define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */
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/* Physical Func Reset Done Indication */
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#define E1000_CTRL_EXT_PFRSTD 0x00004000
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#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
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#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
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#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
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#define E1000_CTRL_EXT_EIAME 0x01000000
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#define E1000_CTRL_EXT_IRCA 0x00000001
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/* Interrupt delay cancellation */
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/* Driver loaded bit for FW */
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#define E1000_CTRL_EXT_DRV_LOAD 0x10000000
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/* Interrupt acknowledge Auto-mask */
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/* Clear Interrupt timers after IMS clear */
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/* packet buffer parity error detection enabled */
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/* descriptor FIFO parity error detection enable */
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#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
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#define E1000_I2CCMD_REG_ADDR_SHIFT 16
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#define E1000_I2CCMD_PHY_ADDR_SHIFT 24
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#define E1000_I2CCMD_OPCODE_READ 0x08000000
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#define E1000_I2CCMD_OPCODE_WRITE 0x00000000
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#define E1000_I2CCMD_READY 0x20000000
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#define E1000_I2CCMD_ERROR 0x80000000
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#define E1000_MAX_SGMII_PHY_REG_ADDR 255
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#define E1000_I2CCMD_PHY_TIMEOUT 200
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#define E1000_IVAR_VALID 0x80
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#define E1000_GPIE_NSICR 0x00000001
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#define E1000_GPIE_MSIX_MODE 0x00000010
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#define E1000_GPIE_EIAME 0x40000000
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#define E1000_GPIE_PBA 0x80000000
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/* Receive Descriptor bit definitions */
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#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
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#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
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#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
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#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
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#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */
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#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
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#define E1000_RXD_STAT_TS 0x10000 /* Pkt was time stamped */
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#define E1000_RXDEXT_STATERR_CE 0x01000000
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#define E1000_RXDEXT_STATERR_SE 0x02000000
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#define E1000_RXDEXT_STATERR_SEQ 0x04000000
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#define E1000_RXDEXT_STATERR_CXE 0x10000000
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#define E1000_RXDEXT_STATERR_TCPE 0x20000000
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#define E1000_RXDEXT_STATERR_IPE 0x40000000
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#define E1000_RXDEXT_STATERR_RXE 0x80000000
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/* Same mask, but for extended and packet split descriptors */
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#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
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E1000_RXDEXT_STATERR_CE | \
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E1000_RXDEXT_STATERR_SE | \
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E1000_RXDEXT_STATERR_SEQ | \
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E1000_RXDEXT_STATERR_CXE | \
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E1000_RXDEXT_STATERR_RXE)
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#define E1000_MRQC_RSS_FIELD_IPV4_TCP 0x00010000
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#define E1000_MRQC_RSS_FIELD_IPV4 0x00020000
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#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX 0x00040000
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#define E1000_MRQC_RSS_FIELD_IPV6 0x00100000
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#define E1000_MRQC_RSS_FIELD_IPV6_TCP 0x00200000
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/* Management Control */
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#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
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#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
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/* Enable Neighbor Discovery Filtering */
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#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
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#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
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/* Enable MAC address filtering */
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#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000
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/* Receive Control */
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#define E1000_RCTL_EN 0x00000002 /* enable */
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#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
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#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
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#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
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#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
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#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
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#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
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#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
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#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
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#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
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#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
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#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
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#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
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#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
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#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
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/*
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* Use byte values for the following shift parameters
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* Usage:
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* psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
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* E1000_PSRCTL_BSIZE0_MASK) |
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* ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
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* E1000_PSRCTL_BSIZE1_MASK) |
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* ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
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* E1000_PSRCTL_BSIZE2_MASK) |
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* ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
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* E1000_PSRCTL_BSIZE3_MASK))
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* where value0 = [128..16256], default=256
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* value1 = [1024..64512], default=4096
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* value2 = [0..64512], default=4096
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* value3 = [0..64512], default=0
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*/
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#define E1000_PSRCTL_BSIZE0_MASK 0x0000007F
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#define E1000_PSRCTL_BSIZE1_MASK 0x00003F00
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#define E1000_PSRCTL_BSIZE2_MASK 0x003F0000
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#define E1000_PSRCTL_BSIZE3_MASK 0x3F000000
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#define E1000_PSRCTL_BSIZE0_SHIFT 7 /* Shift _right_ 7 */
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#define E1000_PSRCTL_BSIZE1_SHIFT 2 /* Shift _right_ 2 */
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#define E1000_PSRCTL_BSIZE2_SHIFT 6 /* Shift _left_ 6 */
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#define E1000_PSRCTL_BSIZE3_SHIFT 14 /* Shift _left_ 14 */
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/* SWFW_SYNC Definitions */
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#define E1000_SWFW_EEP_SM 0x1
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#define E1000_SWFW_PHY0_SM 0x2
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#define E1000_SWFW_PHY1_SM 0x4
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/* FACTPS Definitions */
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/* Device Control */
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#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
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#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
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#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
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#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
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#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
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#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
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#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
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#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
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#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
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#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
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#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
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/* Defined polarity of Dock/Undock indication in SDP[0] */
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/* Reset both PHY ports, through PHYRST_N pin */
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/* enable link status from external LINK_0 and LINK_1 pins */
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#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
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#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
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#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
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#define E1000_CTRL_RST 0x04000000 /* Global reset */
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#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
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#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
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#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
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#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
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/* Initiate an interrupt to manageability engine */
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#define E1000_CTRL_I2C_ENA 0x02000000 /* I2C enable */
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/* Bit definitions for the Management Data IO (MDIO) and Management Data
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* Clock (MDC) pins in the Device Control Register.
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*/
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#define E1000_CONNSW_ENRGSRC 0x4
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#define E1000_PCS_CFG_PCS_EN 8
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#define E1000_PCS_LCTL_FLV_LINK_UP 1
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#define E1000_PCS_LCTL_FSV_100 2
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#define E1000_PCS_LCTL_FSV_1000 4
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#define E1000_PCS_LCTL_FDV_FULL 8
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#define E1000_PCS_LCTL_FSD 0x10
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#define E1000_PCS_LCTL_FORCE_LINK 0x20
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#define E1000_PCS_LCTL_FORCE_FCTRL 0x80
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#define E1000_PCS_LCTL_AN_ENABLE 0x10000
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#define E1000_PCS_LCTL_AN_RESTART 0x20000
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#define E1000_PCS_LCTL_AN_TIMEOUT 0x40000
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#define E1000_ENABLE_SERDES_LOOPBACK 0x0410
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#define E1000_PCS_LSTS_LINK_OK 1
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#define E1000_PCS_LSTS_SPEED_100 2
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#define E1000_PCS_LSTS_SPEED_1000 4
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#define E1000_PCS_LSTS_DUPLEX_FULL 8
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#define E1000_PCS_LSTS_SYNK_OK 0x10
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/* Device Status */
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#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
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#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
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#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
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#define E1000_STATUS_FUNC_SHIFT 2
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#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
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#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
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#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
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#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
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/* Change in Dock/Undock state. Clear on write '0'. */
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/* Status of Master requests. */
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#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000
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/* BMC external code execution disabled */
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/* Constants used to intrepret the masked PCI-X bus speed. */
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#define SPEED_10 10
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#define SPEED_100 100
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#define SPEED_1000 1000
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#define HALF_DUPLEX 1
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#define FULL_DUPLEX 2
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#define ADVERTISE_10_HALF 0x0001
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#define ADVERTISE_10_FULL 0x0002
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#define ADVERTISE_100_HALF 0x0004
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#define ADVERTISE_100_FULL 0x0008
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#define ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */
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#define ADVERTISE_1000_FULL 0x0020
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/* 1000/H is not supported, nor spec-compliant. */
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#define E1000_ALL_SPEED_DUPLEX (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \
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ADVERTISE_100_HALF | ADVERTISE_100_FULL | \
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ADVERTISE_1000_FULL)
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#define E1000_ALL_NOT_GIG (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \
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ADVERTISE_100_HALF | ADVERTISE_100_FULL)
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#define E1000_ALL_100_SPEED (ADVERTISE_100_HALF | ADVERTISE_100_FULL)
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#define E1000_ALL_10_SPEED (ADVERTISE_10_HALF | ADVERTISE_10_FULL)
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#define E1000_ALL_FULL_DUPLEX (ADVERTISE_10_FULL | ADVERTISE_100_FULL | \
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ADVERTISE_1000_FULL)
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#define E1000_ALL_HALF_DUPLEX (ADVERTISE_10_HALF | ADVERTISE_100_HALF)
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#define AUTONEG_ADVERTISE_SPEED_DEFAULT E1000_ALL_SPEED_DUPLEX
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/* LED Control */
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#define E1000_LEDCTL_LED0_MODE_SHIFT 0
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#define E1000_LEDCTL_LED0_BLINK 0x00000080
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#define E1000_LEDCTL_MODE_LED_ON 0xE
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#define E1000_LEDCTL_MODE_LED_OFF 0xF
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/* Transmit Descriptor bit definitions */
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#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
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#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
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#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
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#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
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#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
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#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
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#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
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/* Extended desc bits for Linksec and timesync */
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/* Transmit Control */
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#define E1000_TCTL_EN 0x00000002 /* enable tx */
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#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
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#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
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#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
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#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
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/* Transmit Arbitration Count */
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/* SerDes Control */
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#define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
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/* Receive Checksum Control */
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#define E1000_RXCSUM_IPOFL 0x00000100 /* IPv4 checksum offload */
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#define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */
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#define E1000_RXCSUM_CRCOFL 0x00000800 /* CRC32 offload enable */
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#define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */
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/* Header split receive */
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#define E1000_RFCTL_LEF 0x00040000
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/* Collision related configuration parameters */
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#define E1000_COLLISION_THRESHOLD 15
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#define E1000_CT_SHIFT 4
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#define E1000_COLLISION_DISTANCE 63
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#define E1000_COLD_SHIFT 12
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/* Ethertype field values */
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#define ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.3ac packet */
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#define MAX_JUMBO_FRAME_SIZE 0x3F00
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/* PBA constants */
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#define E1000_PBA_34K 0x0022
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#define E1000_PBA_64K 0x0040 /* 64KB */
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#define IFS_MAX 80
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#define IFS_MIN 40
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#define IFS_RATIO 4
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#define IFS_STEP 10
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#define MIN_NUM_XMITS 1000
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/* SW Semaphore Register */
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#define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
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#define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
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/* Interrupt Cause Read */
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#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
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#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
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#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
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#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
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#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
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#define E1000_ICR_VMMB 0x00000100 /* VM MB event */
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/* If this bit asserted, the driver should claim the interrupt */
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#define E1000_ICR_INT_ASSERTED 0x80000000
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/* LAN connected device generates an interrupt */
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#define E1000_ICR_DOUTSYNC 0x10000000 /* NIC DMA out of sync */
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/* Extended Interrupt Cause Read */
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#define E1000_EICR_RX_QUEUE0 0x00000001 /* Rx Queue 0 Interrupt */
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#define E1000_EICR_RX_QUEUE1 0x00000002 /* Rx Queue 1 Interrupt */
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#define E1000_EICR_RX_QUEUE2 0x00000004 /* Rx Queue 2 Interrupt */
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#define E1000_EICR_RX_QUEUE3 0x00000008 /* Rx Queue 3 Interrupt */
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#define E1000_EICR_TX_QUEUE0 0x00000100 /* Tx Queue 0 Interrupt */
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#define E1000_EICR_TX_QUEUE1 0x00000200 /* Tx Queue 1 Interrupt */
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#define E1000_EICR_TX_QUEUE2 0x00000400 /* Tx Queue 2 Interrupt */
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#define E1000_EICR_TX_QUEUE3 0x00000800 /* Tx Queue 3 Interrupt */
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#define E1000_EICR_OTHER 0x80000000 /* Interrupt Cause Active */
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/* TCP Timer */
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/*
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* This defines the bits that are set in the Interrupt Mask
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* Set/Read Register. Each bit is documented below:
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* o RXT0 = Receiver Timer Interrupt (ring 0)
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* o TXDW = Transmit Descriptor Written Back
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* o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
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* o RXSEQ = Receive Sequence Error
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* o LSC = Link Status Change
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*/
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#define IMS_ENABLE_MASK ( \
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E1000_IMS_RXT0 | \
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E1000_IMS_TXDW | \
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E1000_IMS_RXDMT0 | \
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E1000_IMS_RXSEQ | \
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E1000_IMS_LSC | \
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E1000_IMS_DOUTSYNC)
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/* Interrupt Mask Set */
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#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
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#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
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#define E1000_IMS_VMMB E1000_ICR_VMMB /* Mail box activity */
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#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
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#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
|
|
#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
|
|
#define E1000_IMS_DOUTSYNC E1000_ICR_DOUTSYNC /* NIC DMA out of sync */
|
|
|
|
/* Extended Interrupt Mask Set */
|
|
#define E1000_EIMS_OTHER E1000_EICR_OTHER /* Interrupt Cause Active */
|
|
|
|
/* Interrupt Cause Set */
|
|
#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
|
|
#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
|
|
|
|
/* Extended Interrupt Cause Set */
|
|
|
|
/* Transmit Descriptor Control */
|
|
/* Enable the counting of descriptors still to be processed. */
|
|
|
|
/* Flow Control Constants */
|
|
#define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
|
|
#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
|
|
#define FLOW_CONTROL_TYPE 0x8808
|
|
|
|
/* 802.1q VLAN Packet Size */
|
|
#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMA'd) */
|
|
#define E1000_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */
|
|
|
|
/* Receive Address */
|
|
/*
|
|
* Number of high/low register pairs in the RAR. The RAR (Receive Address
|
|
* Registers) holds the directed and multicast addresses that we monitor.
|
|
* Technically, we have 16 spots. However, we reserve one of these spots
|
|
* (RAR[15]) for our directed address used by controllers with
|
|
* manageability enabled, allowing us room for 15 multicast addresses.
|
|
*/
|
|
#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */
|
|
#define E1000_RAL_MAC_ADDR_LEN 4
|
|
#define E1000_RAH_MAC_ADDR_LEN 2
|
|
#define E1000_RAH_POOL_MASK 0x03FC0000
|
|
#define E1000_RAH_POOL_1 0x00040000
|
|
|
|
/* Error Codes */
|
|
#define E1000_ERR_NVM 1
|
|
#define E1000_ERR_PHY 2
|
|
#define E1000_ERR_CONFIG 3
|
|
#define E1000_ERR_PARAM 4
|
|
#define E1000_ERR_MAC_INIT 5
|
|
#define E1000_ERR_RESET 9
|
|
#define E1000_ERR_MASTER_REQUESTS_PENDING 10
|
|
#define E1000_BLK_PHY_RESET 12
|
|
#define E1000_ERR_SWFW_SYNC 13
|
|
#define E1000_NOT_IMPLEMENTED 14
|
|
#define E1000_ERR_MBX 15
|
|
|
|
/* Loop limit on how long we wait for auto-negotiation to complete */
|
|
#define COPPER_LINK_UP_LIMIT 10
|
|
#define PHY_AUTO_NEG_LIMIT 45
|
|
#define PHY_FORCE_LIMIT 20
|
|
/* Number of 100 microseconds we wait for PCI Express master disable */
|
|
#define MASTER_DISABLE_TIMEOUT 800
|
|
/* Number of milliseconds we wait for PHY configuration done after MAC reset */
|
|
#define PHY_CFG_TIMEOUT 100
|
|
/* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
|
|
/* Number of milliseconds for NVM auto read done after MAC reset. */
|
|
#define AUTO_READ_DONE_TIMEOUT 10
|
|
|
|
/* Flow Control */
|
|
#define E1000_FCRTL_XONE 0x80000000 /* Enable XON frame transmission */
|
|
|
|
#define E1000_TSYNCTXCTL_VALID 0x00000001 /* tx timestamp valid */
|
|
#define E1000_TSYNCTXCTL_ENABLED 0x00000010 /* enable tx timestampping */
|
|
|
|
#define E1000_TSYNCRXCTL_VALID 0x00000001 /* rx timestamp valid */
|
|
#define E1000_TSYNCRXCTL_TYPE_MASK 0x0000000E /* rx type mask */
|
|
#define E1000_TSYNCRXCTL_TYPE_L2_V2 0x00
|
|
#define E1000_TSYNCRXCTL_TYPE_L4_V1 0x02
|
|
#define E1000_TSYNCRXCTL_TYPE_L2_L4_V2 0x04
|
|
#define E1000_TSYNCRXCTL_TYPE_ALL 0x08
|
|
#define E1000_TSYNCRXCTL_TYPE_EVENT_V2 0x0A
|
|
#define E1000_TSYNCRXCTL_ENABLED 0x00000010 /* enable rx timestampping */
|
|
|
|
#define E1000_TSYNCRXCFG_PTP_V1_CTRLT_MASK 0x000000FF
|
|
#define E1000_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE 0x00
|
|
#define E1000_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE 0x01
|
|
#define E1000_TSYNCRXCFG_PTP_V1_FOLLOWUP_MESSAGE 0x02
|
|
#define E1000_TSYNCRXCFG_PTP_V1_DELAY_RESP_MESSAGE 0x03
|
|
#define E1000_TSYNCRXCFG_PTP_V1_MANAGEMENT_MESSAGE 0x04
|
|
|
|
#define E1000_TSYNCRXCFG_PTP_V2_MSGID_MASK 0x00000F00
|
|
#define E1000_TSYNCRXCFG_PTP_V2_SYNC_MESSAGE 0x0000
|
|
#define E1000_TSYNCRXCFG_PTP_V2_DELAY_REQ_MESSAGE 0x0100
|
|
#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_REQ_MESSAGE 0x0200
|
|
#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_RESP_MESSAGE 0x0300
|
|
#define E1000_TSYNCRXCFG_PTP_V2_FOLLOWUP_MESSAGE 0x0800
|
|
#define E1000_TSYNCRXCFG_PTP_V2_DELAY_RESP_MESSAGE 0x0900
|
|
#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_FOLLOWUP_MESSAGE 0x0A00
|
|
#define E1000_TSYNCRXCFG_PTP_V2_ANNOUNCE_MESSAGE 0x0B00
|
|
#define E1000_TSYNCRXCFG_PTP_V2_SIGNALLING_MESSAGE 0x0C00
|
|
#define E1000_TSYNCRXCFG_PTP_V2_MANAGEMENT_MESSAGE 0x0D00
|
|
|
|
#define E1000_TIMINCA_16NS_SHIFT 24
|
|
|
|
/* PCI Express Control */
|
|
#define E1000_GCR_CMPL_TMOUT_MASK 0x0000F000
|
|
#define E1000_GCR_CMPL_TMOUT_10ms 0x00001000
|
|
#define E1000_GCR_CMPL_TMOUT_RESEND 0x00010000
|
|
#define E1000_GCR_CAP_VER2 0x00040000
|
|
|
|
/* PHY Control Register */
|
|
#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
|
|
#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
|
|
#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
|
|
#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
|
|
#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
|
|
#define MII_CR_SPEED_1000 0x0040
|
|
#define MII_CR_SPEED_100 0x2000
|
|
#define MII_CR_SPEED_10 0x0000
|
|
|
|
/* PHY Status Register */
|
|
#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
|
|
#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
|
|
|
|
/* Autoneg Advertisement Register */
|
|
#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
|
|
#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
|
|
#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
|
|
#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
|
|
#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
|
|
#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
|
|
|
|
/* Link Partner Ability Register (Base Page) */
|
|
#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
|
|
#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
|
|
|
|
/* Autoneg Expansion Register */
|
|
|
|
/* 1000BASE-T Control Register */
|
|
#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
|
|
#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
|
|
#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */
|
|
/* 0=Configure PHY as Slave */
|
|
#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */
|
|
/* 0=Automatic Master/Slave config */
|
|
|
|
/* 1000BASE-T Status Register */
|
|
#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
|
|
#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
|
|
|
|
|
|
/* PHY 1000 MII Register/Bit Definitions */
|
|
/* PHY Registers defined by IEEE */
|
|
#define PHY_CONTROL 0x00 /* Control Register */
|
|
#define PHY_STATUS 0x01 /* Status Register */
|
|
#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
|
|
#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
|
|
#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
|
|
#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
|
|
#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
|
|
#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
|
|
|
|
/* NVM Control */
|
|
#define E1000_EECD_SK 0x00000001 /* NVM Clock */
|
|
#define E1000_EECD_CS 0x00000002 /* NVM Chip Select */
|
|
#define E1000_EECD_DI 0x00000004 /* NVM Data In */
|
|
#define E1000_EECD_DO 0x00000008 /* NVM Data Out */
|
|
#define E1000_EECD_REQ 0x00000040 /* NVM Access Request */
|
|
#define E1000_EECD_GNT 0x00000080 /* NVM Access Grant */
|
|
#define E1000_EECD_PRES 0x00000100 /* NVM Present */
|
|
/* NVM Addressing bits based on type 0=small, 1=large */
|
|
#define E1000_EECD_ADDR_BITS 0x00000400
|
|
#define E1000_NVM_GRANT_ATTEMPTS 1000 /* NVM # attempts to gain grant */
|
|
#define E1000_EECD_AUTO_RD 0x00000200 /* NVM Auto Read done */
|
|
#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* NVM Size */
|
|
#define E1000_EECD_SIZE_EX_SHIFT 11
|
|
|
|
/* Offset to data in NVM read/write registers */
|
|
#define E1000_NVM_RW_REG_DATA 16
|
|
#define E1000_NVM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
|
|
#define E1000_NVM_RW_REG_START 1 /* Start operation */
|
|
#define E1000_NVM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
|
|
#define E1000_NVM_POLL_READ 0 /* Flag for polling for read complete */
|
|
|
|
/* NVM Word Offsets */
|
|
#define NVM_ID_LED_SETTINGS 0x0004
|
|
/* For SERDES output amplitude adjustment. */
|
|
#define NVM_INIT_CONTROL2_REG 0x000F
|
|
#define NVM_INIT_CONTROL3_PORT_B 0x0014
|
|
#define NVM_INIT_CONTROL3_PORT_A 0x0024
|
|
#define NVM_ALT_MAC_ADDR_PTR 0x0037
|
|
#define NVM_CHECKSUM_REG 0x003F
|
|
|
|
#define E1000_NVM_CFG_DONE_PORT_0 0x40000 /* MNG config cycle done */
|
|
#define E1000_NVM_CFG_DONE_PORT_1 0x80000 /* ...for second port */
|
|
|
|
/* Mask bits for fields in Word 0x0f of the NVM */
|
|
#define NVM_WORD0F_PAUSE_MASK 0x3000
|
|
#define NVM_WORD0F_ASM_DIR 0x2000
|
|
|
|
/* Mask bits for fields in Word 0x1a of the NVM */
|
|
|
|
/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
|
|
#define NVM_SUM 0xBABA
|
|
|
|
#define NVM_PBA_OFFSET_0 8
|
|
#define NVM_PBA_OFFSET_1 9
|
|
#define NVM_WORD_SIZE_BASE_SHIFT 6
|
|
|
|
/* NVM Commands - Microwire */
|
|
|
|
/* NVM Commands - SPI */
|
|
#define NVM_MAX_RETRY_SPI 5000 /* Max wait of 5ms, for RDY signal */
|
|
#define NVM_WRITE_OPCODE_SPI 0x02 /* NVM write opcode */
|
|
#define NVM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = address bit-8 */
|
|
#define NVM_WREN_OPCODE_SPI 0x06 /* NVM set Write Enable latch */
|
|
#define NVM_RDSR_OPCODE_SPI 0x05 /* NVM read Status register */
|
|
|
|
/* SPI NVM Status Register */
|
|
#define NVM_STATUS_RDY_SPI 0x01
|
|
|
|
/* Word definitions for ID LED Settings */
|
|
#define ID_LED_RESERVED_0000 0x0000
|
|
#define ID_LED_RESERVED_FFFF 0xFFFF
|
|
#define ID_LED_DEFAULT ((ID_LED_OFF1_ON2 << 12) | \
|
|
(ID_LED_OFF1_OFF2 << 8) | \
|
|
(ID_LED_DEF1_DEF2 << 4) | \
|
|
(ID_LED_DEF1_DEF2))
|
|
#define ID_LED_DEF1_DEF2 0x1
|
|
#define ID_LED_DEF1_ON2 0x2
|
|
#define ID_LED_DEF1_OFF2 0x3
|
|
#define ID_LED_ON1_DEF2 0x4
|
|
#define ID_LED_ON1_ON2 0x5
|
|
#define ID_LED_ON1_OFF2 0x6
|
|
#define ID_LED_OFF1_DEF2 0x7
|
|
#define ID_LED_OFF1_ON2 0x8
|
|
#define ID_LED_OFF1_OFF2 0x9
|
|
|
|
#define IGP_ACTIVITY_LED_MASK 0xFFFFF0FF
|
|
#define IGP_ACTIVITY_LED_ENABLE 0x0300
|
|
#define IGP_LED3_MODE 0x07000000
|
|
|
|
/* PCI/PCI-X/PCI-EX Config space */
|
|
#define PCIE_LINK_STATUS 0x12
|
|
#define PCIE_DEVICE_CONTROL2 0x28
|
|
|
|
#define PCIE_LINK_WIDTH_MASK 0x3F0
|
|
#define PCIE_LINK_WIDTH_SHIFT 4
|
|
#define PCIE_DEVICE_CONTROL2_16ms 0x0005
|
|
|
|
#define PHY_REVISION_MASK 0xFFFFFFF0
|
|
#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
|
|
#define MAX_PHY_MULTI_PAGE_REG 0xF
|
|
|
|
/* Bit definitions for valid PHY IDs. */
|
|
/*
|
|
* I = Integrated
|
|
* E = External
|
|
*/
|
|
#define M88E1111_I_PHY_ID 0x01410CC0
|
|
#define IGP03E1000_E_PHY_ID 0x02A80390
|
|
#define M88_VENDOR 0x0141
|
|
|
|
/* M88E1000 Specific Registers */
|
|
#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
|
|
#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
|
|
#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
|
|
|
|
#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */
|
|
#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */
|
|
|
|
/* M88E1000 PHY Specific Control Register */
|
|
#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
|
|
/* 1=CLK125 low, 0=CLK125 toggling */
|
|
#define M88E1000_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5 */
|
|
/* Manual MDI configuration */
|
|
#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */
|
|
/* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
|
|
#define M88E1000_PSCR_AUTO_X_1000T 0x0040
|
|
/* Auto crossover enabled all speeds */
|
|
#define M88E1000_PSCR_AUTO_X_MODE 0x0060
|
|
/*
|
|
* 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold
|
|
* 0=Normal 10BASE-T Rx Threshold
|
|
*/
|
|
/* 1=5-bit interface in 100BASE-TX, 0=MII interface in 100BASE-TX */
|
|
#define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */
|
|
|
|
/* M88E1000 PHY Specific Status Register */
|
|
#define M88E1000_PSSR_REV_POLARITY 0x0002 /* 1=Polarity reversed */
|
|
#define M88E1000_PSSR_DOWNSHIFT 0x0020 /* 1=Downshifted */
|
|
#define M88E1000_PSSR_MDIX 0x0040 /* 1=MDIX; 0=MDI */
|
|
/*
|
|
* 0 = <50M
|
|
* 1 = 50-80M
|
|
* 2 = 80-110M
|
|
* 3 = 110-140M
|
|
* 4 = >140M
|
|
*/
|
|
#define M88E1000_PSSR_CABLE_LENGTH 0x0380
|
|
#define M88E1000_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */
|
|
#define M88E1000_PSSR_1000MBS 0x8000 /* 10=1000Mbs */
|
|
|
|
#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
|
|
|
|
/* M88E1000 Extended PHY Specific Control Register */
|
|
/*
|
|
* 1 = Lost lock detect enabled.
|
|
* Will assert lost lock and bring
|
|
* link down if idle not seen
|
|
* within 1ms in 1000BASE-T
|
|
*/
|
|
/*
|
|
* Number of times we will attempt to autonegotiate before downshifting if we
|
|
* are the master
|
|
*/
|
|
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
|
|
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X 0x0000
|
|
/*
|
|
* Number of times we will attempt to autonegotiate before downshifting if we
|
|
* are the slave
|
|
*/
|
|
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK 0x0300
|
|
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X 0x0100
|
|
#define M88E1000_EPSCR_TX_CLK_25 0x0070 /* 25 MHz TX_CLK */
|
|
|
|
/* M88EC018 Rev 2 specific DownShift settings */
|
|
#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK 0x0E00
|
|
#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X 0x0800
|
|
|
|
/* MDI Control */
|
|
#define E1000_MDIC_REG_SHIFT 16
|
|
#define E1000_MDIC_PHY_SHIFT 21
|
|
#define E1000_MDIC_OP_WRITE 0x04000000
|
|
#define E1000_MDIC_OP_READ 0x08000000
|
|
#define E1000_MDIC_READY 0x10000000
|
|
#define E1000_MDIC_ERROR 0x40000000
|
|
|
|
/* SerDes Control */
|
|
#define E1000_GEN_CTL_READY 0x80000000
|
|
#define E1000_GEN_CTL_ADDRESS_SHIFT 8
|
|
#define E1000_GEN_POLL_TIMEOUT 640
|
|
|
|
#define E1000_VFTA_ENTRY_SHIFT 5
|
|
#define E1000_VFTA_ENTRY_MASK 0x7F
|
|
#define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F
|
|
|
|
#endif
|