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e1000_defines.h revision 24a372cd0b87c15f8d98275d045326249155af55
1/*******************************************************************************
2
3  Intel(R) Gigabit Ethernet Linux driver
4  Copyright(c) 2007-2012 Intel Corporation.
5
6  This program is free software; you can redistribute it and/or modify it
7  under the terms and conditions of the GNU General Public License,
8  version 2, as published by the Free Software Foundation.
9
10  This program is distributed in the hope it will be useful, but WITHOUT
11  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  more details.
14
15  You should have received a copy of the GNU General Public License along with
16  this program; if not, write to the Free Software Foundation, Inc.,
17  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19  The full GNU General Public License is included in this distribution in
20  the file called "COPYING".
21
22  Contact Information:
23  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28#ifndef _E1000_DEFINES_H_
29#define _E1000_DEFINES_H_
30
31/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
32#define REQ_TX_DESCRIPTOR_MULTIPLE  8
33#define REQ_RX_DESCRIPTOR_MULTIPLE  8
34
35/* Definitions for power management and wakeup registers */
36/* Wake Up Control */
37#define E1000_WUC_PME_EN     0x00000002 /* PME Enable */
38
39/* Wake Up Filter Control */
40#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
41#define E1000_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
42#define E1000_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
43#define E1000_WUFC_MC   0x00000008 /* Directed Multicast Wakeup Enable */
44#define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
45
46/* Extended Device Control */
47#define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */
48/* Physical Func Reset Done Indication */
49#define E1000_CTRL_EXT_PFRSTD    0x00004000
50#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
51#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES  0x00C00000
52#define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX  0x00400000
53#define E1000_CTRL_EXT_LINK_MODE_SGMII   0x00800000
54#define E1000_CTRL_EXT_LINK_MODE_GMII   0x00000000
55#define E1000_CTRL_EXT_EIAME          0x01000000
56#define E1000_CTRL_EXT_IRCA           0x00000001
57/* Interrupt delay cancellation */
58/* Driver loaded bit for FW */
59#define E1000_CTRL_EXT_DRV_LOAD       0x10000000
60/* Interrupt acknowledge Auto-mask */
61/* Clear Interrupt timers after IMS clear */
62/* packet buffer parity error detection enabled */
63/* descriptor FIFO parity error detection enable */
64#define E1000_CTRL_EXT_PBA_CLR        0x80000000 /* PBA Clear */
65#define E1000_I2CCMD_REG_ADDR_SHIFT   16
66#define E1000_I2CCMD_PHY_ADDR_SHIFT   24
67#define E1000_I2CCMD_OPCODE_READ      0x08000000
68#define E1000_I2CCMD_OPCODE_WRITE     0x00000000
69#define E1000_I2CCMD_READY            0x20000000
70#define E1000_I2CCMD_ERROR            0x80000000
71#define E1000_MAX_SGMII_PHY_REG_ADDR  255
72#define E1000_I2CCMD_PHY_TIMEOUT      200
73#define E1000_IVAR_VALID              0x80
74#define E1000_GPIE_NSICR              0x00000001
75#define E1000_GPIE_MSIX_MODE          0x00000010
76#define E1000_GPIE_EIAME              0x40000000
77#define E1000_GPIE_PBA                0x80000000
78
79/* Receive Descriptor bit definitions */
80#define E1000_RXD_STAT_DD       0x01    /* Descriptor Done */
81#define E1000_RXD_STAT_EOP      0x02    /* End of Packet */
82#define E1000_RXD_STAT_IXSM     0x04    /* Ignore checksum */
83#define E1000_RXD_STAT_VP       0x08    /* IEEE VLAN Packet */
84#define E1000_RXD_STAT_UDPCS    0x10    /* UDP xsum calculated */
85#define E1000_RXD_STAT_TCPCS    0x20    /* TCP xsum calculated */
86#define E1000_RXD_STAT_TS       0x10000 /* Pkt was time stamped */
87
88#define E1000_RXDEXT_STATERR_LB    0x00040000
89#define E1000_RXDEXT_STATERR_CE    0x01000000
90#define E1000_RXDEXT_STATERR_SE    0x02000000
91#define E1000_RXDEXT_STATERR_SEQ   0x04000000
92#define E1000_RXDEXT_STATERR_CXE   0x10000000
93#define E1000_RXDEXT_STATERR_TCPE  0x20000000
94#define E1000_RXDEXT_STATERR_IPE   0x40000000
95#define E1000_RXDEXT_STATERR_RXE   0x80000000
96
97/* Same mask, but for extended and packet split descriptors */
98#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
99    E1000_RXDEXT_STATERR_CE  |            \
100    E1000_RXDEXT_STATERR_SE  |            \
101    E1000_RXDEXT_STATERR_SEQ |            \
102    E1000_RXDEXT_STATERR_CXE |            \
103    E1000_RXDEXT_STATERR_RXE)
104
105#define E1000_MRQC_RSS_FIELD_IPV4_TCP          0x00010000
106#define E1000_MRQC_RSS_FIELD_IPV4              0x00020000
107#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX       0x00040000
108#define E1000_MRQC_RSS_FIELD_IPV6              0x00100000
109#define E1000_MRQC_RSS_FIELD_IPV6_TCP          0x00200000
110
111
112/* Management Control */
113#define E1000_MANC_SMBUS_EN      0x00000001 /* SMBus Enabled - RO */
114#define E1000_MANC_ASF_EN        0x00000002 /* ASF Enabled - RO */
115#define E1000_MANC_EN_BMC2OS     0x10000000 /* OSBMC is Enabled or not */
116/* Enable Neighbor Discovery Filtering */
117#define E1000_MANC_RCV_TCO_EN    0x00020000 /* Receive TCO Packets Enabled */
118#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
119/* Enable MAC address filtering */
120#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000
121
122/* Receive Control */
123#define E1000_RCTL_EN             0x00000002    /* enable */
124#define E1000_RCTL_SBP            0x00000004    /* store bad packet */
125#define E1000_RCTL_UPE            0x00000008    /* unicast promiscuous enable */
126#define E1000_RCTL_MPE            0x00000010    /* multicast promiscuous enab */
127#define E1000_RCTL_LPE            0x00000020    /* long packet enable */
128#define E1000_RCTL_LBM_MAC        0x00000040    /* MAC loopback mode */
129#define E1000_RCTL_LBM_TCVR       0x000000C0    /* tcvr loopback mode */
130#define E1000_RCTL_RDMTS_HALF     0x00000000    /* rx desc min threshold size */
131#define E1000_RCTL_MO_SHIFT       12            /* multicast offset shift */
132#define E1000_RCTL_BAM            0x00008000    /* broadcast enable */
133#define E1000_RCTL_SZ_512         0x00020000    /* rx buffer size 512 */
134#define E1000_RCTL_SZ_256         0x00030000    /* rx buffer size 256 */
135#define E1000_RCTL_VFE            0x00040000    /* vlan filter enable */
136#define E1000_RCTL_CFIEN          0x00080000    /* canonical form enable */
137#define E1000_RCTL_DPF            0x00400000    /* Discard Pause Frames */
138#define E1000_RCTL_PMCF           0x00800000    /* pass MAC control frames */
139#define E1000_RCTL_SECRC          0x04000000    /* Strip Ethernet CRC */
140
141/*
142 * Use byte values for the following shift parameters
143 * Usage:
144 *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
145 *                  E1000_PSRCTL_BSIZE0_MASK) |
146 *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
147 *                  E1000_PSRCTL_BSIZE1_MASK) |
148 *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
149 *                  E1000_PSRCTL_BSIZE2_MASK) |
150 *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
151 *                  E1000_PSRCTL_BSIZE3_MASK))
152 * where value0 = [128..16256],  default=256
153 *       value1 = [1024..64512], default=4096
154 *       value2 = [0..64512],    default=4096
155 *       value3 = [0..64512],    default=0
156 */
157
158#define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
159#define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
160#define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
161#define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
162
163#define E1000_PSRCTL_BSIZE0_SHIFT  7            /* Shift _right_ 7 */
164#define E1000_PSRCTL_BSIZE1_SHIFT  2            /* Shift _right_ 2 */
165#define E1000_PSRCTL_BSIZE2_SHIFT  6            /* Shift _left_ 6 */
166#define E1000_PSRCTL_BSIZE3_SHIFT 14            /* Shift _left_ 14 */
167
168/* SWFW_SYNC Definitions */
169#define E1000_SWFW_EEP_SM   0x1
170#define E1000_SWFW_PHY0_SM  0x2
171#define E1000_SWFW_PHY1_SM  0x4
172#define E1000_SWFW_PHY2_SM  0x20
173#define E1000_SWFW_PHY3_SM  0x40
174
175/* FACTPS Definitions */
176/* Device Control */
177#define E1000_CTRL_FD       0x00000001  /* Full duplex.0=half; 1=full */
178#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
179#define E1000_CTRL_LRST     0x00000008  /* Link reset. 0=normal,1=reset */
180#define E1000_CTRL_ASDE     0x00000020  /* Auto-speed detect enable */
181#define E1000_CTRL_SLU      0x00000040  /* Set link up (Force Link) */
182#define E1000_CTRL_ILOS     0x00000080  /* Invert Loss-Of Signal */
183#define E1000_CTRL_SPD_SEL  0x00000300  /* Speed Select Mask */
184#define E1000_CTRL_SPD_100  0x00000100  /* Force 100Mb */
185#define E1000_CTRL_SPD_1000 0x00000200  /* Force 1Gb */
186#define E1000_CTRL_FRCSPD   0x00000800  /* Force Speed */
187#define E1000_CTRL_FRCDPX   0x00001000  /* Force Duplex */
188/* Defined polarity of Dock/Undock indication in SDP[0] */
189/* Reset both PHY ports, through PHYRST_N pin */
190/* enable link status from external LINK_0 and LINK_1 pins */
191#define E1000_CTRL_SWDPIN0  0x00040000  /* SWDPIN 0 value */
192#define E1000_CTRL_SWDPIN1  0x00080000  /* SWDPIN 1 value */
193#define E1000_CTRL_SWDPIO0  0x00400000  /* SWDPIN 0 Input or output */
194#define E1000_CTRL_RST      0x04000000  /* Global reset */
195#define E1000_CTRL_RFCE     0x08000000  /* Receive Flow Control enable */
196#define E1000_CTRL_TFCE     0x10000000  /* Transmit flow control enable */
197#define E1000_CTRL_VME      0x40000000  /* IEEE VLAN mode enable */
198#define E1000_CTRL_PHY_RST  0x80000000  /* PHY Reset */
199/* Initiate an interrupt to manageability engine */
200#define E1000_CTRL_I2C_ENA  0x02000000  /* I2C enable */
201
202/* Bit definitions for the Management Data IO (MDIO) and Management Data
203 * Clock (MDC) pins in the Device Control Register.
204 */
205
206#define E1000_CONNSW_ENRGSRC             0x4
207#define E1000_PCS_CFG_PCS_EN             8
208#define E1000_PCS_LCTL_FLV_LINK_UP       1
209#define E1000_PCS_LCTL_FSV_100           2
210#define E1000_PCS_LCTL_FSV_1000          4
211#define E1000_PCS_LCTL_FDV_FULL          8
212#define E1000_PCS_LCTL_FSD               0x10
213#define E1000_PCS_LCTL_FORCE_LINK        0x20
214#define E1000_PCS_LCTL_FORCE_FCTRL       0x80
215#define E1000_PCS_LCTL_AN_ENABLE         0x10000
216#define E1000_PCS_LCTL_AN_RESTART        0x20000
217#define E1000_PCS_LCTL_AN_TIMEOUT        0x40000
218#define E1000_ENABLE_SERDES_LOOPBACK     0x0410
219
220#define E1000_PCS_LSTS_LINK_OK           1
221#define E1000_PCS_LSTS_SPEED_100         2
222#define E1000_PCS_LSTS_SPEED_1000        4
223#define E1000_PCS_LSTS_DUPLEX_FULL       8
224#define E1000_PCS_LSTS_SYNK_OK           0x10
225
226/* Device Status */
227#define E1000_STATUS_FD         0x00000001      /* Full duplex.0=half,1=full */
228#define E1000_STATUS_LU         0x00000002      /* Link up.0=no,1=link */
229#define E1000_STATUS_FUNC_MASK  0x0000000C      /* PCI Function Mask */
230#define E1000_STATUS_FUNC_SHIFT 2
231#define E1000_STATUS_FUNC_1     0x00000004      /* Function 1 */
232#define E1000_STATUS_TXOFF      0x00000010      /* transmission paused */
233#define E1000_STATUS_SPEED_100  0x00000040      /* Speed 100Mb/s */
234#define E1000_STATUS_SPEED_1000 0x00000080      /* Speed 1000Mb/s */
235/* Change in Dock/Undock state. Clear on write '0'. */
236/* Status of Master requests. */
237#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000
238/* BMC external code execution disabled */
239
240/* Constants used to intrepret the masked PCI-X bus speed. */
241
242#define SPEED_10    10
243#define SPEED_100   100
244#define SPEED_1000  1000
245#define HALF_DUPLEX 1
246#define FULL_DUPLEX 2
247
248
249#define ADVERTISE_10_HALF                 0x0001
250#define ADVERTISE_10_FULL                 0x0002
251#define ADVERTISE_100_HALF                0x0004
252#define ADVERTISE_100_FULL                0x0008
253#define ADVERTISE_1000_HALF               0x0010 /* Not used, just FYI */
254#define ADVERTISE_1000_FULL               0x0020
255
256/* 1000/H is not supported, nor spec-compliant. */
257#define E1000_ALL_SPEED_DUPLEX (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL | \
258				ADVERTISE_100_HALF |  ADVERTISE_100_FULL | \
259						      ADVERTISE_1000_FULL)
260#define E1000_ALL_NOT_GIG      (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL | \
261				ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
262#define E1000_ALL_100_SPEED    (ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
263#define E1000_ALL_10_SPEED     (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL)
264#define E1000_ALL_FULL_DUPLEX  (ADVERTISE_10_FULL  |  ADVERTISE_100_FULL | \
265						      ADVERTISE_1000_FULL)
266#define E1000_ALL_HALF_DUPLEX  (ADVERTISE_10_HALF  |  ADVERTISE_100_HALF)
267
268#define AUTONEG_ADVERTISE_SPEED_DEFAULT   E1000_ALL_SPEED_DUPLEX
269
270/* LED Control */
271#define E1000_LEDCTL_LED0_MODE_SHIFT      0
272#define E1000_LEDCTL_LED0_BLINK           0x00000080
273
274#define E1000_LEDCTL_MODE_LED_ON        0xE
275#define E1000_LEDCTL_MODE_LED_OFF       0xF
276
277/* Transmit Descriptor bit definitions */
278#define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
279#define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
280#define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
281#define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
282#define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
283#define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
284#define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
285/* Extended desc bits for Linksec and timesync */
286
287/* Transmit Control */
288#define E1000_TCTL_EN     0x00000002    /* enable tx */
289#define E1000_TCTL_PSP    0x00000008    /* pad short packets */
290#define E1000_TCTL_CT     0x00000ff0    /* collision threshold */
291#define E1000_TCTL_COLD   0x003ff000    /* collision distance */
292#define E1000_TCTL_RTLC   0x01000000    /* Re-transmit on late collision */
293
294/* DMA Coalescing register fields */
295#define E1000_DMACR_DMACWT_MASK         0x00003FFF /* DMA Coalescing
296							* Watchdog Timer */
297#define E1000_DMACR_DMACTHR_MASK        0x00FF0000 /* DMA Coalescing Receive
298							* Threshold */
299#define E1000_DMACR_DMACTHR_SHIFT       16
300#define E1000_DMACR_DMAC_LX_MASK        0x30000000 /* Lx when no PCIe
301							* transactions */
302#define E1000_DMACR_DMAC_LX_SHIFT       28
303#define E1000_DMACR_DMAC_EN             0x80000000 /* Enable DMA Coalescing */
304/* DMA Coalescing BMC-to-OS Watchdog Enable */
305#define E1000_DMACR_DC_BMC2OSW_EN	0x00008000
306
307#define E1000_DMCTXTH_DMCTTHR_MASK      0x00000FFF /* DMA Coalescing Transmit
308							* Threshold */
309
310#define E1000_DMCTLX_TTLX_MASK          0x00000FFF /* Time to LX request */
311
312#define E1000_DMCRTRH_UTRESH_MASK       0x0007FFFF /* Receive Traffic Rate
313							* Threshold */
314#define E1000_DMCRTRH_LRPRCW            0x80000000 /* Rcv packet rate in
315							* current window */
316
317#define E1000_DMCCNT_CCOUNT_MASK        0x01FFFFFF /* DMA Coal Rcv Traffic
318							* Current Cnt */
319
320#define E1000_FCRTC_RTH_COAL_MASK       0x0003FFF0 /* Flow ctrl Rcv Threshold
321							* High val */
322#define E1000_FCRTC_RTH_COAL_SHIFT      4
323#define E1000_PCIEMISC_LX_DECISION      0x00000080 /* Lx power decision */
324
325/* Timestamp in Rx buffer */
326#define E1000_RXPBS_CFG_TS_EN           0x80000000
327
328/* SerDes Control */
329#define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
330
331/* Receive Checksum Control */
332#define E1000_RXCSUM_IPOFL     0x00000100   /* IPv4 checksum offload */
333#define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
334#define E1000_RXCSUM_CRCOFL    0x00000800   /* CRC32 offload enable */
335#define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
336
337/* Header split receive */
338#define E1000_RFCTL_LEF        0x00040000
339
340/* Collision related configuration parameters */
341#define E1000_COLLISION_THRESHOLD       15
342#define E1000_CT_SHIFT                  4
343#define E1000_COLLISION_DISTANCE        63
344#define E1000_COLD_SHIFT                12
345
346/* Ethertype field values */
347#define ETHERNET_IEEE_VLAN_TYPE 0x8100  /* 802.3ac packet */
348
349#define MAX_JUMBO_FRAME_SIZE    0x3F00
350
351/* PBA constants */
352#define E1000_PBA_34K 0x0022
353#define E1000_PBA_64K 0x0040    /* 64KB */
354
355/* SW Semaphore Register */
356#define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
357#define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
358
359/* Interrupt Cause Read */
360#define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
361#define E1000_ICR_LSC           0x00000004 /* Link Status Change */
362#define E1000_ICR_RXSEQ         0x00000008 /* rx sequence error */
363#define E1000_ICR_RXDMT0        0x00000010 /* rx desc min. threshold (0) */
364#define E1000_ICR_RXT0          0x00000080 /* rx timer intr (ring 0) */
365#define E1000_ICR_VMMB          0x00000100 /* VM MB event */
366#define E1000_ICR_TS            0x00080000 /* Time Sync Interrupt */
367#define E1000_ICR_DRSTA         0x40000000 /* Device Reset Asserted */
368/* If this bit asserted, the driver should claim the interrupt */
369#define E1000_ICR_INT_ASSERTED  0x80000000
370/* LAN connected device generates an interrupt */
371#define E1000_ICR_DOUTSYNC      0x10000000 /* NIC DMA out of sync */
372
373/* Extended Interrupt Cause Read */
374#define E1000_EICR_RX_QUEUE0    0x00000001 /* Rx Queue 0 Interrupt */
375#define E1000_EICR_RX_QUEUE1    0x00000002 /* Rx Queue 1 Interrupt */
376#define E1000_EICR_RX_QUEUE2    0x00000004 /* Rx Queue 2 Interrupt */
377#define E1000_EICR_RX_QUEUE3    0x00000008 /* Rx Queue 3 Interrupt */
378#define E1000_EICR_TX_QUEUE0    0x00000100 /* Tx Queue 0 Interrupt */
379#define E1000_EICR_TX_QUEUE1    0x00000200 /* Tx Queue 1 Interrupt */
380#define E1000_EICR_TX_QUEUE2    0x00000400 /* Tx Queue 2 Interrupt */
381#define E1000_EICR_TX_QUEUE3    0x00000800 /* Tx Queue 3 Interrupt */
382#define E1000_EICR_OTHER        0x80000000 /* Interrupt Cause Active */
383/* TCP Timer */
384
385/*
386 * This defines the bits that are set in the Interrupt Mask
387 * Set/Read Register.  Each bit is documented below:
388 *   o RXT0   = Receiver Timer Interrupt (ring 0)
389 *   o TXDW   = Transmit Descriptor Written Back
390 *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
391 *   o RXSEQ  = Receive Sequence Error
392 *   o LSC    = Link Status Change
393 */
394#define IMS_ENABLE_MASK ( \
395    E1000_IMS_RXT0   |    \
396    E1000_IMS_TXDW   |    \
397    E1000_IMS_RXDMT0 |    \
398    E1000_IMS_RXSEQ  |    \
399    E1000_IMS_LSC    |    \
400    E1000_IMS_DOUTSYNC)
401
402/* Interrupt Mask Set */
403#define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
404#define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
405#define E1000_IMS_VMMB      E1000_ICR_VMMB      /* Mail box activity */
406#define E1000_IMS_TS        E1000_ICR_TS        /* Time Sync Interrupt */
407#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
408#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
409#define E1000_IMS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
410#define E1000_IMS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Asserted */
411#define E1000_IMS_DOUTSYNC  E1000_ICR_DOUTSYNC /* NIC DMA out of sync */
412
413/* Extended Interrupt Mask Set */
414#define E1000_EIMS_OTHER        E1000_EICR_OTHER   /* Interrupt Cause Active */
415
416/* Interrupt Cause Set */
417#define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
418#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
419#define E1000_ICS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Aserted */
420
421/* Extended Interrupt Cause Set */
422/* E1000_EITR_CNT_IGNR is only for 82576 and newer */
423#define E1000_EITR_CNT_IGNR     0x80000000 /* Don't reset counters on write */
424
425
426/* Transmit Descriptor Control */
427/* Enable the counting of descriptors still to be processed. */
428
429/* Flow Control Constants */
430#define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
431#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
432#define FLOW_CONTROL_TYPE         0x8808
433
434/* 802.1q VLAN Packet Size */
435#define VLAN_TAG_SIZE              4    /* 802.3ac tag (not DMA'd) */
436#define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
437
438/* Receive Address */
439/*
440 * Number of high/low register pairs in the RAR. The RAR (Receive Address
441 * Registers) holds the directed and multicast addresses that we monitor.
442 * Technically, we have 16 spots.  However, we reserve one of these spots
443 * (RAR[15]) for our directed address used by controllers with
444 * manageability enabled, allowing us room for 15 multicast addresses.
445 */
446#define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
447#define E1000_RAL_MAC_ADDR_LEN 4
448#define E1000_RAH_MAC_ADDR_LEN 2
449#define E1000_RAH_POOL_MASK 0x03FC0000
450#define E1000_RAH_POOL_1 0x00040000
451
452/* Error Codes */
453#define E1000_SUCCESS      0
454#define E1000_ERR_NVM      1
455#define E1000_ERR_PHY      2
456#define E1000_ERR_CONFIG   3
457#define E1000_ERR_PARAM    4
458#define E1000_ERR_MAC_INIT 5
459#define E1000_ERR_RESET   9
460#define E1000_ERR_MASTER_REQUESTS_PENDING 10
461#define E1000_BLK_PHY_RESET   12
462#define E1000_ERR_SWFW_SYNC 13
463#define E1000_NOT_IMPLEMENTED 14
464#define E1000_ERR_MBX      15
465#define E1000_ERR_INVALID_ARGUMENT  16
466#define E1000_ERR_NO_SPACE          17
467#define E1000_ERR_NVM_PBA_SECTION   18
468#define E1000_ERR_INVM_VALUE_NOT_FOUND	19
469
470/* Loop limit on how long we wait for auto-negotiation to complete */
471#define COPPER_LINK_UP_LIMIT              10
472#define PHY_AUTO_NEG_LIMIT                45
473#define PHY_FORCE_LIMIT                   20
474/* Number of 100 microseconds we wait for PCI Express master disable */
475#define MASTER_DISABLE_TIMEOUT      800
476/* Number of milliseconds we wait for PHY configuration done after MAC reset */
477#define PHY_CFG_TIMEOUT             100
478/* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
479/* Number of milliseconds for NVM auto read done after MAC reset. */
480#define AUTO_READ_DONE_TIMEOUT      10
481
482/* Flow Control */
483#define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
484
485#define E1000_TSYNCTXCTL_VALID    0x00000001 /* tx timestamp valid */
486#define E1000_TSYNCTXCTL_ENABLED  0x00000010 /* enable tx timestampping */
487
488#define E1000_TSYNCRXCTL_VALID      0x00000001 /* rx timestamp valid */
489#define E1000_TSYNCRXCTL_TYPE_MASK  0x0000000E /* rx type mask */
490#define E1000_TSYNCRXCTL_TYPE_L2_V2       0x00
491#define E1000_TSYNCRXCTL_TYPE_L4_V1       0x02
492#define E1000_TSYNCRXCTL_TYPE_L2_L4_V2    0x04
493#define E1000_TSYNCRXCTL_TYPE_ALL         0x08
494#define E1000_TSYNCRXCTL_TYPE_EVENT_V2    0x0A
495#define E1000_TSYNCRXCTL_ENABLED    0x00000010 /* enable rx timestampping */
496
497#define E1000_TSYNCRXCFG_PTP_V1_CTRLT_MASK   0x000000FF
498#define E1000_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE       0x00
499#define E1000_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE  0x01
500#define E1000_TSYNCRXCFG_PTP_V1_FOLLOWUP_MESSAGE   0x02
501#define E1000_TSYNCRXCFG_PTP_V1_DELAY_RESP_MESSAGE 0x03
502#define E1000_TSYNCRXCFG_PTP_V1_MANAGEMENT_MESSAGE 0x04
503
504#define E1000_TSYNCRXCFG_PTP_V2_MSGID_MASK               0x00000F00
505#define E1000_TSYNCRXCFG_PTP_V2_SYNC_MESSAGE                 0x0000
506#define E1000_TSYNCRXCFG_PTP_V2_DELAY_REQ_MESSAGE            0x0100
507#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_REQ_MESSAGE       0x0200
508#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_RESP_MESSAGE      0x0300
509#define E1000_TSYNCRXCFG_PTP_V2_FOLLOWUP_MESSAGE             0x0800
510#define E1000_TSYNCRXCFG_PTP_V2_DELAY_RESP_MESSAGE           0x0900
511#define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_FOLLOWUP_MESSAGE  0x0A00
512#define E1000_TSYNCRXCFG_PTP_V2_ANNOUNCE_MESSAGE             0x0B00
513#define E1000_TSYNCRXCFG_PTP_V2_SIGNALLING_MESSAGE           0x0C00
514#define E1000_TSYNCRXCFG_PTP_V2_MANAGEMENT_MESSAGE           0x0D00
515
516#define E1000_TIMINCA_16NS_SHIFT 24
517
518#define E1000_TSICR_TXTS 0x00000002
519#define E1000_TSIM_TXTS 0x00000002
520
521#define E1000_MDICNFG_EXT_MDIO    0x80000000      /* MDI ext/int destination */
522#define E1000_MDICNFG_COM_MDIO    0x40000000      /* MDI shared w/ lan 0 */
523#define E1000_MDICNFG_PHY_MASK    0x03E00000
524#define E1000_MDICNFG_PHY_SHIFT   21
525
526/* PCI Express Control */
527#define E1000_GCR_CMPL_TMOUT_MASK       0x0000F000
528#define E1000_GCR_CMPL_TMOUT_10ms       0x00001000
529#define E1000_GCR_CMPL_TMOUT_RESEND     0x00010000
530#define E1000_GCR_CAP_VER2              0x00040000
531
532/* mPHY Address Control and Data Registers */
533#define E1000_MPHY_ADDR_CTL          0x0024 /* mPHY Address Control Register */
534#define E1000_MPHY_ADDR_CTL_OFFSET_MASK 0xFFFF0000
535#define E1000_MPHY_DATA                 0x0E10 /* mPHY Data Register */
536
537/* mPHY PCS CLK Register */
538#define E1000_MPHY_PCS_CLK_REG_OFFSET  0x0004 /* mPHY PCS CLK AFE CSR Offset */
539/* mPHY Near End Digital Loopback Override Bit */
540#define E1000_MPHY_PCS_CLK_REG_DIGINELBEN 0x10
541
542/* PHY Control Register */
543#define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
544#define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
545#define MII_CR_POWER_DOWN       0x0800  /* Power down */
546#define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
547#define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
548#define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
549#define MII_CR_SPEED_1000       0x0040
550#define MII_CR_SPEED_100        0x2000
551#define MII_CR_SPEED_10         0x0000
552
553/* PHY Status Register */
554#define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
555#define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
556
557/* Autoneg Advertisement Register */
558#define NWAY_AR_10T_HD_CAPS      0x0020   /* 10T   Half Duplex Capable */
559#define NWAY_AR_10T_FD_CAPS      0x0040   /* 10T   Full Duplex Capable */
560#define NWAY_AR_100TX_HD_CAPS    0x0080   /* 100TX Half Duplex Capable */
561#define NWAY_AR_100TX_FD_CAPS    0x0100   /* 100TX Full Duplex Capable */
562#define NWAY_AR_PAUSE            0x0400   /* Pause operation desired */
563#define NWAY_AR_ASM_DIR          0x0800   /* Asymmetric Pause Direction bit */
564
565/* Link Partner Ability Register (Base Page) */
566#define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
567#define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
568
569/* Autoneg Expansion Register */
570
571/* 1000BASE-T Control Register */
572#define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
573#define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
574#define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
575					/* 0=Configure PHY as Slave */
576#define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
577					/* 0=Automatic Master/Slave config */
578
579/* 1000BASE-T Status Register */
580#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
581#define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
582
583
584/* PHY 1000 MII Register/Bit Definitions */
585/* PHY Registers defined by IEEE */
586#define PHY_CONTROL      0x00 /* Control Register */
587#define PHY_STATUS       0x01 /* Status Register */
588#define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
589#define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
590#define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
591#define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
592#define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
593#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
594
595/* NVM Control */
596#define E1000_EECD_SK        0x00000001 /* NVM Clock */
597#define E1000_EECD_CS        0x00000002 /* NVM Chip Select */
598#define E1000_EECD_DI        0x00000004 /* NVM Data In */
599#define E1000_EECD_DO        0x00000008 /* NVM Data Out */
600#define E1000_EECD_REQ       0x00000040 /* NVM Access Request */
601#define E1000_EECD_GNT       0x00000080 /* NVM Access Grant */
602#define E1000_EECD_PRES      0x00000100 /* NVM Present */
603/* NVM Addressing bits based on type 0=small, 1=large */
604#define E1000_EECD_ADDR_BITS 0x00000400
605#define E1000_NVM_GRANT_ATTEMPTS   1000 /* NVM # attempts to gain grant */
606#define E1000_EECD_AUTO_RD          0x00000200  /* NVM Auto Read done */
607#define E1000_EECD_SIZE_EX_MASK     0x00007800  /* NVM Size */
608#define E1000_EECD_SIZE_EX_SHIFT     11
609#define E1000_EECD_FLUPD_I210		0x00800000 /* Update FLASH */
610#define E1000_EECD_FLUDONE_I210		0x04000000 /* Update FLASH done*/
611#define E1000_FLUDONE_ATTEMPTS		20000
612#define E1000_EERD_EEWR_MAX_COUNT	512 /* buffered EEPROM words rw */
613#define E1000_I210_FIFO_SEL_RX		0x00
614#define E1000_I210_FIFO_SEL_TX_QAV(_i)	(0x02 + (_i))
615#define E1000_I210_FIFO_SEL_TX_LEGACY	E1000_I210_FIFO_SEL_TX_QAV(0)
616#define E1000_I210_FIFO_SEL_BMC2OS_TX	0x06
617#define E1000_I210_FIFO_SEL_BMC2OS_RX	0x01
618#define E1000_EECD_FLUPD_I210		0x00800000 /* Update FLASH */
619#define E1000_EECD_FLUDONE_I210		0x04000000 /* Update FLASH done*/
620#define E1000_FLUDONE_ATTEMPTS		20000
621#define E1000_EERD_EEWR_MAX_COUNT	512 /* buffered EEPROM words rw */
622#define E1000_I210_FIFO_SEL_RX		0x00
623#define E1000_I210_FIFO_SEL_TX_QAV(_i)	(0x02 + (_i))
624#define E1000_I210_FIFO_SEL_TX_LEGACY	E1000_I210_FIFO_SEL_TX_QAV(0)
625#define E1000_I210_FIFO_SEL_BMC2OS_TX	0x06
626#define E1000_I210_FIFO_SEL_BMC2OS_RX	0x01
627
628
629/* Offset to data in NVM read/write registers */
630#define E1000_NVM_RW_REG_DATA   16
631#define E1000_NVM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
632#define E1000_NVM_RW_REG_START  1    /* Start operation */
633#define E1000_NVM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
634#define E1000_NVM_POLL_READ     0    /* Flag for polling for read complete */
635
636/* NVM Word Offsets */
637#define NVM_COMPAT                 0x0003
638#define NVM_ID_LED_SETTINGS        0x0004 /* SERDES output amplitude */
639#define NVM_VERSION                0x0005
640#define NVM_INIT_CONTROL2_REG      0x000F
641#define NVM_INIT_CONTROL3_PORT_B   0x0014
642#define NVM_INIT_CONTROL3_PORT_A   0x0024
643#define NVM_ALT_MAC_ADDR_PTR       0x0037
644#define NVM_CHECKSUM_REG           0x003F
645#define NVM_COMPATIBILITY_REG_3    0x0003
646#define NVM_COMPATIBILITY_BIT_MASK 0x8000
647#define NVM_MAC_ADDR               0x0000
648#define NVM_SUB_DEV_ID             0x000B
649#define NVM_SUB_VEN_ID             0x000C
650#define NVM_DEV_ID                 0x000D
651#define NVM_VEN_ID                 0x000E
652#define NVM_INIT_CTRL_2            0x000F
653#define NVM_INIT_CTRL_4            0x0013
654#define NVM_LED_1_CFG              0x001C
655#define NVM_LED_0_2_CFG            0x001F
656
657/* NVM version defines */
658#define NVM_ETRACK_WORD            0x0042
659#define NVM_COMB_VER_OFF           0x0083
660#define NVM_COMB_VER_PTR           0x003d
661#define NVM_MAJOR_MASK             0xF000
662#define NVM_MINOR_MASK             0x0FF0
663#define NVM_BUILD_MASK             0x000F
664#define NVM_COMB_VER_MASK          0x00FF
665#define NVM_MAJOR_SHIFT                12
666#define NVM_MINOR_SHIFT                 4
667#define NVM_COMB_VER_SHFT               8
668#define NVM_VER_INVALID            0xFFFF
669#define NVM_ETRACK_SHIFT               16
670
671#define E1000_NVM_CFG_DONE_PORT_0  0x040000 /* MNG config cycle done */
672#define E1000_NVM_CFG_DONE_PORT_1  0x080000 /* ...for second port */
673#define E1000_NVM_CFG_DONE_PORT_2  0x100000 /* ...for third port */
674#define E1000_NVM_CFG_DONE_PORT_3  0x200000 /* ...for fourth port */
675
676#define NVM_82580_LAN_FUNC_OFFSET(a) (a ? (0x40 + (0x40 * a)) : 0)
677
678/* Mask bits for fields in Word 0x24 of the NVM */
679#define NVM_WORD24_COM_MDIO         0x0008 /* MDIO interface shared */
680#define NVM_WORD24_EXT_MDIO         0x0004 /* MDIO accesses routed external */
681
682/* Mask bits for fields in Word 0x0f of the NVM */
683#define NVM_WORD0F_PAUSE_MASK       0x3000
684#define NVM_WORD0F_ASM_DIR          0x2000
685
686/* Mask bits for fields in Word 0x1a of the NVM */
687
688/* length of string needed to store part num */
689#define E1000_PBANUM_LENGTH         11
690
691/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
692#define NVM_SUM                    0xBABA
693
694#define NVM_PBA_OFFSET_0           8
695#define NVM_PBA_OFFSET_1           9
696#define NVM_RESERVED_WORD		0xFFFF
697#define NVM_PBA_PTR_GUARD          0xFAFA
698#define NVM_WORD_SIZE_BASE_SHIFT   6
699
700/* NVM Commands - Microwire */
701
702/* NVM Commands - SPI */
703#define NVM_MAX_RETRY_SPI          5000 /* Max wait of 5ms, for RDY signal */
704#define NVM_WRITE_OPCODE_SPI       0x02 /* NVM write opcode */
705#define NVM_READ_OPCODE_SPI        0x03 /* NVM read opcode */
706#define NVM_A8_OPCODE_SPI          0x08 /* opcode bit-3 = address bit-8 */
707#define NVM_WREN_OPCODE_SPI        0x06 /* NVM set Write Enable latch */
708#define NVM_RDSR_OPCODE_SPI        0x05 /* NVM read Status register */
709
710/* SPI NVM Status Register */
711#define NVM_STATUS_RDY_SPI         0x01
712
713/* Word definitions for ID LED Settings */
714#define ID_LED_RESERVED_0000 0x0000
715#define ID_LED_RESERVED_FFFF 0xFFFF
716#define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2  << 12) | \
717			      (ID_LED_OFF1_OFF2 <<  8) | \
718			      (ID_LED_DEF1_DEF2 <<  4) | \
719			      (ID_LED_DEF1_DEF2))
720#define ID_LED_DEF1_DEF2     0x1
721#define ID_LED_DEF1_ON2      0x2
722#define ID_LED_DEF1_OFF2     0x3
723#define ID_LED_ON1_DEF2      0x4
724#define ID_LED_ON1_ON2       0x5
725#define ID_LED_ON1_OFF2      0x6
726#define ID_LED_OFF1_DEF2     0x7
727#define ID_LED_OFF1_ON2      0x8
728#define ID_LED_OFF1_OFF2     0x9
729
730#define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
731#define IGP_ACTIVITY_LED_ENABLE 0x0300
732#define IGP_LED3_MODE           0x07000000
733
734/* PCI/PCI-X/PCI-EX Config space */
735#define PCIE_DEVICE_CONTROL2         0x28
736#define PCIE_DEVICE_CONTROL2_16ms    0x0005
737
738#define PHY_REVISION_MASK      0xFFFFFFF0
739#define MAX_PHY_REG_ADDRESS    0x1F  /* 5 bit address bus (0-0x1F) */
740#define MAX_PHY_MULTI_PAGE_REG 0xF
741
742/* Bit definitions for valid PHY IDs. */
743/*
744 * I = Integrated
745 * E = External
746 */
747#define M88E1111_I_PHY_ID    0x01410CC0
748#define M88E1112_E_PHY_ID    0x01410C90
749#define I347AT4_E_PHY_ID     0x01410DC0
750#define IGP03E1000_E_PHY_ID  0x02A80390
751#define I82580_I_PHY_ID      0x015403A0
752#define I350_I_PHY_ID        0x015403B0
753#define M88_VENDOR           0x0141
754#define I210_I_PHY_ID        0x01410C00
755
756/* M88E1000 Specific Registers */
757#define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
758#define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
759#define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
760
761#define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
762#define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
763
764/* M88E1000 PHY Specific Control Register */
765#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
766/* 1=CLK125 low, 0=CLK125 toggling */
767#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
768					       /* Manual MDI configuration */
769#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
770/* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
771#define M88E1000_PSCR_AUTO_X_1000T     0x0040
772/* Auto crossover enabled all speeds */
773#define M88E1000_PSCR_AUTO_X_MODE      0x0060
774/*
775 * 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold
776 * 0=Normal 10BASE-T Rx Threshold
777 */
778/* 1=5-bit interface in 100BASE-TX, 0=MII interface in 100BASE-TX */
779#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800 /* 1=Assert CRS on Transmit */
780
781/* M88E1000 PHY Specific Status Register */
782#define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
783#define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
784#define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
785/*
786 * 0 = <50M
787 * 1 = 50-80M
788 * 2 = 80-110M
789 * 3 = 110-140M
790 * 4 = >140M
791 */
792#define M88E1000_PSSR_CABLE_LENGTH       0x0380
793#define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
794#define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
795
796#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
797
798/* M88E1000 Extended PHY Specific Control Register */
799/*
800 * 1 = Lost lock detect enabled.
801 * Will assert lost lock and bring
802 * link down if idle not seen
803 * within 1ms in 1000BASE-T
804 */
805/*
806 * Number of times we will attempt to autonegotiate before downshifting if we
807 * are the master
808 */
809#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
810#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
811/*
812 * Number of times we will attempt to autonegotiate before downshifting if we
813 * are the slave
814 */
815#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
816#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
817#define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
818
819/* Intel i347-AT4 Registers */
820
821#define I347AT4_PCDL                   0x10 /* PHY Cable Diagnostics Length */
822#define I347AT4_PCDC                   0x15 /* PHY Cable Diagnostics Control */
823#define I347AT4_PAGE_SELECT            0x16
824
825/* i347-AT4 Extended PHY Specific Control Register */
826
827/*
828 *  Number of times we will attempt to autonegotiate before downshifting if we
829 *  are the master
830 */
831#define I347AT4_PSCR_DOWNSHIFT_ENABLE 0x0800
832#define I347AT4_PSCR_DOWNSHIFT_MASK   0x7000
833#define I347AT4_PSCR_DOWNSHIFT_1X     0x0000
834#define I347AT4_PSCR_DOWNSHIFT_2X     0x1000
835#define I347AT4_PSCR_DOWNSHIFT_3X     0x2000
836#define I347AT4_PSCR_DOWNSHIFT_4X     0x3000
837#define I347AT4_PSCR_DOWNSHIFT_5X     0x4000
838#define I347AT4_PSCR_DOWNSHIFT_6X     0x5000
839#define I347AT4_PSCR_DOWNSHIFT_7X     0x6000
840#define I347AT4_PSCR_DOWNSHIFT_8X     0x7000
841
842/* i347-AT4 PHY Cable Diagnostics Control */
843#define I347AT4_PCDC_CABLE_LENGTH_UNIT 0x0400 /* 0=cm 1=meters */
844
845/* Marvell 1112 only registers */
846#define M88E1112_VCT_DSP_DISTANCE       0x001A
847
848/* M88EC018 Rev 2 specific DownShift settings */
849#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
850#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
851
852/* MDI Control */
853#define E1000_MDIC_DATA_MASK 0x0000FFFF
854#define E1000_MDIC_REG_MASK  0x001F0000
855#define E1000_MDIC_REG_SHIFT 16
856#define E1000_MDIC_PHY_MASK  0x03E00000
857#define E1000_MDIC_PHY_SHIFT 21
858#define E1000_MDIC_OP_WRITE  0x04000000
859#define E1000_MDIC_OP_READ   0x08000000
860#define E1000_MDIC_READY     0x10000000
861#define E1000_MDIC_INT_EN    0x20000000
862#define E1000_MDIC_ERROR     0x40000000
863#define E1000_MDIC_DEST      0x80000000
864
865/* Thermal Sensor */
866#define E1000_THSTAT_PWR_DOWN       0x00000001 /* Power Down Event */
867#define E1000_THSTAT_LINK_THROTTLE  0x00000002 /* Link Speed Throttle Event */
868
869/* Energy Efficient Ethernet */
870#define E1000_IPCNFG_EEE_1G_AN       0x00000008  /* EEE Enable 1G AN */
871#define E1000_IPCNFG_EEE_100M_AN     0x00000004  /* EEE Enable 100M AN */
872#define E1000_EEER_TX_LPI_EN         0x00010000  /* EEE Tx LPI Enable */
873#define E1000_EEER_RX_LPI_EN         0x00020000  /* EEE Rx LPI Enable */
874#define E1000_EEER_FRC_AN            0x10000000  /* Enable EEE in loopback */
875#define E1000_EEER_LPI_FC            0x00040000  /* EEE Enable on FC */
876#define E1000_EEE_SU_LPI_CLK_STP     0X00800000  /* EEE LPI Clock Stop */
877#define E1000_EEER_EEE_NEG           0x20000000  /* EEE capability nego */
878
879/* SerDes Control */
880#define E1000_GEN_CTL_READY             0x80000000
881#define E1000_GEN_CTL_ADDRESS_SHIFT     8
882#define E1000_GEN_POLL_TIMEOUT          640
883
884#define E1000_VFTA_ENTRY_SHIFT               5
885#define E1000_VFTA_ENTRY_MASK                0x7F
886#define E1000_VFTA_ENTRY_BIT_SHIFT_MASK      0x1F
887
888/* DMA Coalescing register fields */
889#define E1000_PCIEMISC_LX_DECISION      0x00000080 /* Lx power decision based
890                                                      on DMA coal */
891
892/* Tx Rate-Scheduler Config fields */
893#define E1000_RTTBCNRC_RS_ENA		0x80000000
894#define E1000_RTTBCNRC_RF_DEC_MASK	0x00003FFF
895#define E1000_RTTBCNRC_RF_INT_SHIFT	14
896#define E1000_RTTBCNRC_RF_INT_MASK	\
897	(E1000_RTTBCNRC_RF_DEC_MASK << E1000_RTTBCNRC_RF_INT_SHIFT)
898
899#endif
900