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 
305 #define E1000_DMCTXTH_DMCTTHR_MASK      0x00000FFF /* DMA Coalescing Transmit
306 							* Threshold */
307 
308 #define E1000_DMCTLX_TTLX_MASK          0x00000FFF /* Time to LX request */
309 
310 #define E1000_DMCRTRH_UTRESH_MASK       0x0007FFFF /* Receive Traffic Rate
311 							* Threshold */
312 #define E1000_DMCRTRH_LRPRCW            0x80000000 /* Rcv packet rate in
313 							* current window */
314 
315 #define E1000_DMCCNT_CCOUNT_MASK        0x01FFFFFF /* DMA Coal Rcv Traffic
316 							* Current Cnt */
317 
318 #define E1000_FCRTC_RTH_COAL_MASK       0x0003FFF0 /* Flow ctrl Rcv Threshold
319 							* High val */
320 #define E1000_FCRTC_RTH_COAL_SHIFT      4
321 #define E1000_PCIEMISC_LX_DECISION      0x00000080 /* Lx power decision */
322 
323 /* SerDes Control */
324 #define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
325 
326 /* Receive Checksum Control */
327 #define E1000_RXCSUM_IPOFL     0x00000100   /* IPv4 checksum offload */
328 #define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
329 #define E1000_RXCSUM_CRCOFL    0x00000800   /* CRC32 offload enable */
330 #define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
331 
332 /* Header split receive */
333 #define E1000_RFCTL_LEF        0x00040000
334 
335 /* Collision related configuration parameters */
336 #define E1000_COLLISION_THRESHOLD       15
337 #define E1000_CT_SHIFT                  4
338 #define E1000_COLLISION_DISTANCE        63
339 #define E1000_COLD_SHIFT                12
340 
341 /* Ethertype field values */
342 #define ETHERNET_IEEE_VLAN_TYPE 0x8100  /* 802.3ac packet */
343 
344 #define MAX_JUMBO_FRAME_SIZE    0x3F00
345 
346 /* PBA constants */
347 #define E1000_PBA_34K 0x0022
348 #define E1000_PBA_64K 0x0040    /* 64KB */
349 
350 /* SW Semaphore Register */
351 #define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
352 #define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
353 
354 /* Interrupt Cause Read */
355 #define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
356 #define E1000_ICR_LSC           0x00000004 /* Link Status Change */
357 #define E1000_ICR_RXSEQ         0x00000008 /* rx sequence error */
358 #define E1000_ICR_RXDMT0        0x00000010 /* rx desc min. threshold (0) */
359 #define E1000_ICR_RXT0          0x00000080 /* rx timer intr (ring 0) */
360 #define E1000_ICR_VMMB          0x00000100 /* VM MB event */
361 #define E1000_ICR_DRSTA         0x40000000 /* Device Reset Asserted */
362 /* If this bit asserted, the driver should claim the interrupt */
363 #define E1000_ICR_INT_ASSERTED  0x80000000
364 /* LAN connected device generates an interrupt */
365 #define E1000_ICR_DOUTSYNC      0x10000000 /* NIC DMA out of sync */
366 
367 /* Extended Interrupt Cause Read */
368 #define E1000_EICR_RX_QUEUE0    0x00000001 /* Rx Queue 0 Interrupt */
369 #define E1000_EICR_RX_QUEUE1    0x00000002 /* Rx Queue 1 Interrupt */
370 #define E1000_EICR_RX_QUEUE2    0x00000004 /* Rx Queue 2 Interrupt */
371 #define E1000_EICR_RX_QUEUE3    0x00000008 /* Rx Queue 3 Interrupt */
372 #define E1000_EICR_TX_QUEUE0    0x00000100 /* Tx Queue 0 Interrupt */
373 #define E1000_EICR_TX_QUEUE1    0x00000200 /* Tx Queue 1 Interrupt */
374 #define E1000_EICR_TX_QUEUE2    0x00000400 /* Tx Queue 2 Interrupt */
375 #define E1000_EICR_TX_QUEUE3    0x00000800 /* Tx Queue 3 Interrupt */
376 #define E1000_EICR_OTHER        0x80000000 /* Interrupt Cause Active */
377 /* TCP Timer */
378 
379 /*
380  * This defines the bits that are set in the Interrupt Mask
381  * Set/Read Register.  Each bit is documented below:
382  *   o RXT0   = Receiver Timer Interrupt (ring 0)
383  *   o TXDW   = Transmit Descriptor Written Back
384  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
385  *   o RXSEQ  = Receive Sequence Error
386  *   o LSC    = Link Status Change
387  */
388 #define IMS_ENABLE_MASK ( \
389     E1000_IMS_RXT0   |    \
390     E1000_IMS_TXDW   |    \
391     E1000_IMS_RXDMT0 |    \
392     E1000_IMS_RXSEQ  |    \
393     E1000_IMS_LSC    |    \
394     E1000_IMS_DOUTSYNC)
395 
396 /* Interrupt Mask Set */
397 #define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
398 #define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
399 #define E1000_IMS_VMMB      E1000_ICR_VMMB      /* Mail box activity */
400 #define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
401 #define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
402 #define E1000_IMS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
403 #define E1000_IMS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Asserted */
404 #define E1000_IMS_DOUTSYNC  E1000_ICR_DOUTSYNC /* NIC DMA out of sync */
405 
406 /* Extended Interrupt Mask Set */
407 #define E1000_EIMS_OTHER        E1000_EICR_OTHER   /* Interrupt Cause Active */
408 
409 /* Interrupt Cause Set */
410 #define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
411 #define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
412 #define E1000_ICS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Aserted */
413 
414 /* Extended Interrupt Cause Set */
415 /* E1000_EITR_CNT_IGNR is only for 82576 and newer */
416 #define E1000_EITR_CNT_IGNR     0x80000000 /* Don't reset counters on write */
417 
418 
419 /* Transmit Descriptor Control */
420 /* Enable the counting of descriptors still to be processed. */
421 
422 /* Flow Control Constants */
423 #define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
424 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
425 #define FLOW_CONTROL_TYPE         0x8808
426 
427 /* 802.1q VLAN Packet Size */
428 #define VLAN_TAG_SIZE              4    /* 802.3ac tag (not DMA'd) */
429 #define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
430 
431 /* Receive Address */
432 /*
433  * Number of high/low register pairs in the RAR. The RAR (Receive Address
434  * Registers) holds the directed and multicast addresses that we monitor.
435  * Technically, we have 16 spots.  However, we reserve one of these spots
436  * (RAR[15]) for our directed address used by controllers with
437  * manageability enabled, allowing us room for 15 multicast addresses.
438  */
439 #define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
440 #define E1000_RAL_MAC_ADDR_LEN 4
441 #define E1000_RAH_MAC_ADDR_LEN 2
442 #define E1000_RAH_POOL_MASK 0x03FC0000
443 #define E1000_RAH_POOL_1 0x00040000
444 
445 /* Error Codes */
446 #define E1000_SUCCESS      0
447 #define E1000_ERR_NVM      1
448 #define E1000_ERR_PHY      2
449 #define E1000_ERR_CONFIG   3
450 #define E1000_ERR_PARAM    4
451 #define E1000_ERR_MAC_INIT 5
452 #define E1000_ERR_RESET   9
453 #define E1000_ERR_MASTER_REQUESTS_PENDING 10
454 #define E1000_BLK_PHY_RESET   12
455 #define E1000_ERR_SWFW_SYNC 13
456 #define E1000_NOT_IMPLEMENTED 14
457 #define E1000_ERR_MBX      15
458 #define E1000_ERR_INVALID_ARGUMENT  16
459 #define E1000_ERR_NO_SPACE          17
460 #define E1000_ERR_NVM_PBA_SECTION   18
461 
462 /* Loop limit on how long we wait for auto-negotiation to complete */
463 #define COPPER_LINK_UP_LIMIT              10
464 #define PHY_AUTO_NEG_LIMIT                45
465 #define PHY_FORCE_LIMIT                   20
466 /* Number of 100 microseconds we wait for PCI Express master disable */
467 #define MASTER_DISABLE_TIMEOUT      800
468 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
469 #define PHY_CFG_TIMEOUT             100
470 /* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
471 /* Number of milliseconds for NVM auto read done after MAC reset. */
472 #define AUTO_READ_DONE_TIMEOUT      10
473 
474 /* Flow Control */
475 #define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
476 
477 #define E1000_TSYNCTXCTL_VALID    0x00000001 /* tx timestamp valid */
478 #define E1000_TSYNCTXCTL_ENABLED  0x00000010 /* enable tx timestampping */
479 
480 #define E1000_TSYNCRXCTL_VALID      0x00000001 /* rx timestamp valid */
481 #define E1000_TSYNCRXCTL_TYPE_MASK  0x0000000E /* rx type mask */
482 #define E1000_TSYNCRXCTL_TYPE_L2_V2       0x00
483 #define E1000_TSYNCRXCTL_TYPE_L4_V1       0x02
484 #define E1000_TSYNCRXCTL_TYPE_L2_L4_V2    0x04
485 #define E1000_TSYNCRXCTL_TYPE_ALL         0x08
486 #define E1000_TSYNCRXCTL_TYPE_EVENT_V2    0x0A
487 #define E1000_TSYNCRXCTL_ENABLED    0x00000010 /* enable rx timestampping */
488 
489 #define E1000_TSYNCRXCFG_PTP_V1_CTRLT_MASK   0x000000FF
490 #define E1000_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE       0x00
491 #define E1000_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE  0x01
492 #define E1000_TSYNCRXCFG_PTP_V1_FOLLOWUP_MESSAGE   0x02
493 #define E1000_TSYNCRXCFG_PTP_V1_DELAY_RESP_MESSAGE 0x03
494 #define E1000_TSYNCRXCFG_PTP_V1_MANAGEMENT_MESSAGE 0x04
495 
496 #define E1000_TSYNCRXCFG_PTP_V2_MSGID_MASK               0x00000F00
497 #define E1000_TSYNCRXCFG_PTP_V2_SYNC_MESSAGE                 0x0000
498 #define E1000_TSYNCRXCFG_PTP_V2_DELAY_REQ_MESSAGE            0x0100
499 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_REQ_MESSAGE       0x0200
500 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_RESP_MESSAGE      0x0300
501 #define E1000_TSYNCRXCFG_PTP_V2_FOLLOWUP_MESSAGE             0x0800
502 #define E1000_TSYNCRXCFG_PTP_V2_DELAY_RESP_MESSAGE           0x0900
503 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_FOLLOWUP_MESSAGE  0x0A00
504 #define E1000_TSYNCRXCFG_PTP_V2_ANNOUNCE_MESSAGE             0x0B00
505 #define E1000_TSYNCRXCFG_PTP_V2_SIGNALLING_MESSAGE           0x0C00
506 #define E1000_TSYNCRXCFG_PTP_V2_MANAGEMENT_MESSAGE           0x0D00
507 
508 #define E1000_TIMINCA_16NS_SHIFT 24
509 
510 #define E1000_MDICNFG_EXT_MDIO    0x80000000      /* MDI ext/int destination */
511 #define E1000_MDICNFG_COM_MDIO    0x40000000      /* MDI shared w/ lan 0 */
512 #define E1000_MDICNFG_PHY_MASK    0x03E00000
513 #define E1000_MDICNFG_PHY_SHIFT   21
514 
515 /* PCI Express Control */
516 #define E1000_GCR_CMPL_TMOUT_MASK       0x0000F000
517 #define E1000_GCR_CMPL_TMOUT_10ms       0x00001000
518 #define E1000_GCR_CMPL_TMOUT_RESEND     0x00010000
519 #define E1000_GCR_CAP_VER2              0x00040000
520 
521 /* mPHY Address Control and Data Registers */
522 #define E1000_MPHY_ADDR_CTL          0x0024 /* mPHY Address Control Register */
523 #define E1000_MPHY_ADDR_CTL_OFFSET_MASK 0xFFFF0000
524 #define E1000_MPHY_DATA                 0x0E10 /* mPHY Data Register */
525 
526 /* mPHY PCS CLK Register */
527 #define E1000_MPHY_PCS_CLK_REG_OFFSET  0x0004 /* mPHY PCS CLK AFE CSR Offset */
528 /* mPHY Near End Digital Loopback Override Bit */
529 #define E1000_MPHY_PCS_CLK_REG_DIGINELBEN 0x10
530 
531 /* PHY Control Register */
532 #define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
533 #define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
534 #define MII_CR_POWER_DOWN       0x0800  /* Power down */
535 #define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
536 #define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
537 #define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
538 #define MII_CR_SPEED_1000       0x0040
539 #define MII_CR_SPEED_100        0x2000
540 #define MII_CR_SPEED_10         0x0000
541 
542 /* PHY Status Register */
543 #define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
544 #define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
545 
546 /* Autoneg Advertisement Register */
547 #define NWAY_AR_10T_HD_CAPS      0x0020   /* 10T   Half Duplex Capable */
548 #define NWAY_AR_10T_FD_CAPS      0x0040   /* 10T   Full Duplex Capable */
549 #define NWAY_AR_100TX_HD_CAPS    0x0080   /* 100TX Half Duplex Capable */
550 #define NWAY_AR_100TX_FD_CAPS    0x0100   /* 100TX Full Duplex Capable */
551 #define NWAY_AR_PAUSE            0x0400   /* Pause operation desired */
552 #define NWAY_AR_ASM_DIR          0x0800   /* Asymmetric Pause Direction bit */
553 
554 /* Link Partner Ability Register (Base Page) */
555 #define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
556 #define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
557 
558 /* Autoneg Expansion Register */
559 
560 /* 1000BASE-T Control Register */
561 #define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
562 #define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
563 #define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
564 					/* 0=Configure PHY as Slave */
565 #define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
566 					/* 0=Automatic Master/Slave config */
567 
568 /* 1000BASE-T Status Register */
569 #define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
570 #define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
571 
572 
573 /* PHY 1000 MII Register/Bit Definitions */
574 /* PHY Registers defined by IEEE */
575 #define PHY_CONTROL      0x00 /* Control Register */
576 #define PHY_STATUS       0x01 /* Status Register */
577 #define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
578 #define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
579 #define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
580 #define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
581 #define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
582 #define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
583 
584 /* NVM Control */
585 #define E1000_EECD_SK        0x00000001 /* NVM Clock */
586 #define E1000_EECD_CS        0x00000002 /* NVM Chip Select */
587 #define E1000_EECD_DI        0x00000004 /* NVM Data In */
588 #define E1000_EECD_DO        0x00000008 /* NVM Data Out */
589 #define E1000_EECD_REQ       0x00000040 /* NVM Access Request */
590 #define E1000_EECD_GNT       0x00000080 /* NVM Access Grant */
591 #define E1000_EECD_PRES      0x00000100 /* NVM Present */
592 /* NVM Addressing bits based on type 0=small, 1=large */
593 #define E1000_EECD_ADDR_BITS 0x00000400
594 #define E1000_NVM_GRANT_ATTEMPTS   1000 /* NVM # attempts to gain grant */
595 #define E1000_EECD_AUTO_RD          0x00000200  /* NVM Auto Read done */
596 #define E1000_EECD_SIZE_EX_MASK     0x00007800  /* NVM Size */
597 #define E1000_EECD_SIZE_EX_SHIFT     11
598 
599 /* Offset to data in NVM read/write registers */
600 #define E1000_NVM_RW_REG_DATA   16
601 #define E1000_NVM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
602 #define E1000_NVM_RW_REG_START  1    /* Start operation */
603 #define E1000_NVM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
604 #define E1000_NVM_POLL_READ     0    /* Flag for polling for read complete */
605 
606 /* NVM Word Offsets */
607 #define NVM_COMPAT                 0x0003
608 #define NVM_ID_LED_SETTINGS        0x0004 /* SERDES output amplitude */
609 #define NVM_INIT_CONTROL2_REG      0x000F
610 #define NVM_INIT_CONTROL3_PORT_B   0x0014
611 #define NVM_INIT_CONTROL3_PORT_A   0x0024
612 #define NVM_ALT_MAC_ADDR_PTR       0x0037
613 #define NVM_CHECKSUM_REG           0x003F
614 #define NVM_COMPATIBILITY_REG_3    0x0003
615 #define NVM_COMPATIBILITY_BIT_MASK 0x8000
616 
617 #define E1000_NVM_CFG_DONE_PORT_0  0x040000 /* MNG config cycle done */
618 #define E1000_NVM_CFG_DONE_PORT_1  0x080000 /* ...for second port */
619 #define E1000_NVM_CFG_DONE_PORT_2  0x100000 /* ...for third port */
620 #define E1000_NVM_CFG_DONE_PORT_3  0x200000 /* ...for fourth port */
621 
622 #define NVM_82580_LAN_FUNC_OFFSET(a) (a ? (0x40 + (0x40 * a)) : 0)
623 
624 /* Mask bits for fields in Word 0x24 of the NVM */
625 #define NVM_WORD24_COM_MDIO         0x0008 /* MDIO interface shared */
626 #define NVM_WORD24_EXT_MDIO         0x0004 /* MDIO accesses routed external */
627 
628 /* Mask bits for fields in Word 0x0f of the NVM */
629 #define NVM_WORD0F_PAUSE_MASK       0x3000
630 #define NVM_WORD0F_ASM_DIR          0x2000
631 
632 /* Mask bits for fields in Word 0x1a of the NVM */
633 
634 /* length of string needed to store part num */
635 #define E1000_PBANUM_LENGTH         11
636 
637 /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
638 #define NVM_SUM                    0xBABA
639 
640 #define NVM_PBA_OFFSET_0           8
641 #define NVM_PBA_OFFSET_1           9
642 #define NVM_PBA_PTR_GUARD          0xFAFA
643 #define NVM_WORD_SIZE_BASE_SHIFT   6
644 
645 /* NVM Commands - Microwire */
646 
647 /* NVM Commands - SPI */
648 #define NVM_MAX_RETRY_SPI          5000 /* Max wait of 5ms, for RDY signal */
649 #define NVM_WRITE_OPCODE_SPI       0x02 /* NVM write opcode */
650 #define NVM_READ_OPCODE_SPI        0x03 /* NVM read opcode */
651 #define NVM_A8_OPCODE_SPI          0x08 /* opcode bit-3 = address bit-8 */
652 #define NVM_WREN_OPCODE_SPI        0x06 /* NVM set Write Enable latch */
653 #define NVM_RDSR_OPCODE_SPI        0x05 /* NVM read Status register */
654 
655 /* SPI NVM Status Register */
656 #define NVM_STATUS_RDY_SPI         0x01
657 
658 /* Word definitions for ID LED Settings */
659 #define ID_LED_RESERVED_0000 0x0000
660 #define ID_LED_RESERVED_FFFF 0xFFFF
661 #define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2  << 12) | \
662 			      (ID_LED_OFF1_OFF2 <<  8) | \
663 			      (ID_LED_DEF1_DEF2 <<  4) | \
664 			      (ID_LED_DEF1_DEF2))
665 #define ID_LED_DEF1_DEF2     0x1
666 #define ID_LED_DEF1_ON2      0x2
667 #define ID_LED_DEF1_OFF2     0x3
668 #define ID_LED_ON1_DEF2      0x4
669 #define ID_LED_ON1_ON2       0x5
670 #define ID_LED_ON1_OFF2      0x6
671 #define ID_LED_OFF1_DEF2     0x7
672 #define ID_LED_OFF1_ON2      0x8
673 #define ID_LED_OFF1_OFF2     0x9
674 
675 #define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
676 #define IGP_ACTIVITY_LED_ENABLE 0x0300
677 #define IGP_LED3_MODE           0x07000000
678 
679 /* PCI/PCI-X/PCI-EX Config space */
680 #define PCIE_DEVICE_CONTROL2         0x28
681 #define PCIE_DEVICE_CONTROL2_16ms    0x0005
682 
683 #define PHY_REVISION_MASK      0xFFFFFFF0
684 #define MAX_PHY_REG_ADDRESS    0x1F  /* 5 bit address bus (0-0x1F) */
685 #define MAX_PHY_MULTI_PAGE_REG 0xF
686 
687 /* Bit definitions for valid PHY IDs. */
688 /*
689  * I = Integrated
690  * E = External
691  */
692 #define M88E1111_I_PHY_ID    0x01410CC0
693 #define M88E1112_E_PHY_ID    0x01410C90
694 #define I347AT4_E_PHY_ID     0x01410DC0
695 #define IGP03E1000_E_PHY_ID  0x02A80390
696 #define I82580_I_PHY_ID      0x015403A0
697 #define I350_I_PHY_ID        0x015403B0
698 #define M88_VENDOR           0x0141
699 
700 /* M88E1000 Specific Registers */
701 #define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
702 #define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
703 #define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
704 
705 #define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
706 #define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
707 
708 /* M88E1000 PHY Specific Control Register */
709 #define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
710 /* 1=CLK125 low, 0=CLK125 toggling */
711 #define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
712 					       /* Manual MDI configuration */
713 #define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
714 /* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
715 #define M88E1000_PSCR_AUTO_X_1000T     0x0040
716 /* Auto crossover enabled all speeds */
717 #define M88E1000_PSCR_AUTO_X_MODE      0x0060
718 /*
719  * 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold
720  * 0=Normal 10BASE-T Rx Threshold
721  */
722 /* 1=5-bit interface in 100BASE-TX, 0=MII interface in 100BASE-TX */
723 #define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800 /* 1=Assert CRS on Transmit */
724 
725 /* M88E1000 PHY Specific Status Register */
726 #define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
727 #define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
728 #define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
729 /*
730  * 0 = <50M
731  * 1 = 50-80M
732  * 2 = 80-110M
733  * 3 = 110-140M
734  * 4 = >140M
735  */
736 #define M88E1000_PSSR_CABLE_LENGTH       0x0380
737 #define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
738 #define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
739 
740 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
741 
742 /* M88E1000 Extended PHY Specific Control Register */
743 /*
744  * 1 = Lost lock detect enabled.
745  * Will assert lost lock and bring
746  * link down if idle not seen
747  * within 1ms in 1000BASE-T
748  */
749 /*
750  * Number of times we will attempt to autonegotiate before downshifting if we
751  * are the master
752  */
753 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
754 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
755 /*
756  * Number of times we will attempt to autonegotiate before downshifting if we
757  * are the slave
758  */
759 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
760 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
761 #define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
762 
763 /* Intel i347-AT4 Registers */
764 
765 #define I347AT4_PCDL                   0x10 /* PHY Cable Diagnostics Length */
766 #define I347AT4_PCDC                   0x15 /* PHY Cable Diagnostics Control */
767 #define I347AT4_PAGE_SELECT            0x16
768 
769 /* i347-AT4 Extended PHY Specific Control Register */
770 
771 /*
772  *  Number of times we will attempt to autonegotiate before downshifting if we
773  *  are the master
774  */
775 #define I347AT4_PSCR_DOWNSHIFT_ENABLE 0x0800
776 #define I347AT4_PSCR_DOWNSHIFT_MASK   0x7000
777 #define I347AT4_PSCR_DOWNSHIFT_1X     0x0000
778 #define I347AT4_PSCR_DOWNSHIFT_2X     0x1000
779 #define I347AT4_PSCR_DOWNSHIFT_3X     0x2000
780 #define I347AT4_PSCR_DOWNSHIFT_4X     0x3000
781 #define I347AT4_PSCR_DOWNSHIFT_5X     0x4000
782 #define I347AT4_PSCR_DOWNSHIFT_6X     0x5000
783 #define I347AT4_PSCR_DOWNSHIFT_7X     0x6000
784 #define I347AT4_PSCR_DOWNSHIFT_8X     0x7000
785 
786 /* i347-AT4 PHY Cable Diagnostics Control */
787 #define I347AT4_PCDC_CABLE_LENGTH_UNIT 0x0400 /* 0=cm 1=meters */
788 
789 /* Marvell 1112 only registers */
790 #define M88E1112_VCT_DSP_DISTANCE       0x001A
791 
792 /* M88EC018 Rev 2 specific DownShift settings */
793 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
794 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
795 
796 /* MDI Control */
797 #define E1000_MDIC_DATA_MASK 0x0000FFFF
798 #define E1000_MDIC_REG_MASK  0x001F0000
799 #define E1000_MDIC_REG_SHIFT 16
800 #define E1000_MDIC_PHY_MASK  0x03E00000
801 #define E1000_MDIC_PHY_SHIFT 21
802 #define E1000_MDIC_OP_WRITE  0x04000000
803 #define E1000_MDIC_OP_READ   0x08000000
804 #define E1000_MDIC_READY     0x10000000
805 #define E1000_MDIC_INT_EN    0x20000000
806 #define E1000_MDIC_ERROR     0x40000000
807 #define E1000_MDIC_DEST      0x80000000
808 
809 /* Thermal Sensor */
810 #define E1000_THSTAT_PWR_DOWN       0x00000001 /* Power Down Event */
811 #define E1000_THSTAT_LINK_THROTTLE  0x00000002 /* Link Speed Throttle Event */
812 
813 /* Energy Efficient Ethernet */
814 #define E1000_IPCNFG_EEE_1G_AN       0x00000008  /* EEE Enable 1G AN */
815 #define E1000_IPCNFG_EEE_100M_AN     0x00000004  /* EEE Enable 100M AN */
816 #define E1000_EEER_TX_LPI_EN         0x00010000  /* EEE Tx LPI Enable */
817 #define E1000_EEER_RX_LPI_EN         0x00020000  /* EEE Rx LPI Enable */
818 #define E1000_EEER_LPI_FC            0x00040000  /* EEE Enable on FC */
819 
820 /* SerDes Control */
821 #define E1000_GEN_CTL_READY             0x80000000
822 #define E1000_GEN_CTL_ADDRESS_SHIFT     8
823 #define E1000_GEN_POLL_TIMEOUT          640
824 
825 #define E1000_VFTA_ENTRY_SHIFT               5
826 #define E1000_VFTA_ENTRY_MASK                0x7F
827 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK      0x1F
828 
829 /* DMA Coalescing register fields */
830 #define E1000_PCIEMISC_LX_DECISION      0x00000080 /* Lx power decision based
831                                                       on DMA coal */
832 
833 /* Tx Rate-Scheduler Config fields */
834 #define E1000_RTTBCNRC_RS_ENA		0x80000000
835 #define E1000_RTTBCNRC_RF_DEC_MASK	0x00003FFF
836 #define E1000_RTTBCNRC_RF_INT_SHIFT	14
837 #define E1000_RTTBCNRC_RF_INT_MASK	\
838 	(E1000_RTTBCNRC_RF_DEC_MASK << E1000_RTTBCNRC_RF_INT_SHIFT)
839 
840 #endif
841