1 /*******************************************************************************
2 
3   Intel PRO/1000 Linux driver
4   Copyright(c) 1999 - 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   Linux NICS <linux.nics@intel.com>
24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 
27 *******************************************************************************/
28 
29 #ifndef _E1000_DEFINES_H_
30 #define _E1000_DEFINES_H_
31 
32 #define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
33 #define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
34 #define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
35 #define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
36 #define E1000_TXD_CMD_IC     0x04000000 /* Insert Checksum */
37 #define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
38 #define E1000_TXD_CMD_RPS    0x10000000 /* Report Packet Sent */
39 #define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
40 #define E1000_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
41 #define E1000_TXD_CMD_IDE    0x80000000 /* Enable Tidv register */
42 #define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
43 #define E1000_TXD_STAT_EC    0x00000002 /* Excess Collisions */
44 #define E1000_TXD_STAT_LC    0x00000004 /* Late Collisions */
45 #define E1000_TXD_STAT_TU    0x00000008 /* Transmit underrun */
46 #define E1000_TXD_CMD_TCP    0x01000000 /* TCP packet */
47 #define E1000_TXD_CMD_IP     0x02000000 /* IP packet */
48 #define E1000_TXD_CMD_TSE    0x04000000 /* TCP Seg enable */
49 #define E1000_TXD_STAT_TC    0x00000004 /* Tx Underrun */
50 
51 /* Number of Transmit and Receive Descriptors must be a multiple of 8 */
52 #define REQ_TX_DESCRIPTOR_MULTIPLE  8
53 #define REQ_RX_DESCRIPTOR_MULTIPLE  8
54 
55 /* Definitions for power management and wakeup registers */
56 /* Wake Up Control */
57 #define E1000_WUC_APME       0x00000001 /* APM Enable */
58 #define E1000_WUC_PME_EN     0x00000002 /* PME Enable */
59 #define E1000_WUC_PHY_WAKE   0x00000100 /* if PHY supports wakeup */
60 
61 /* Wake Up Filter Control */
62 #define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
63 #define E1000_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
64 #define E1000_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
65 #define E1000_WUFC_MC   0x00000008 /* Directed Multicast Wakeup Enable */
66 #define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
67 #define E1000_WUFC_ARP  0x00000020 /* ARP Request Packet Wakeup Enable */
68 
69 /* Wake Up Status */
70 #define E1000_WUS_LNKC         E1000_WUFC_LNKC
71 #define E1000_WUS_MAG          E1000_WUFC_MAG
72 #define E1000_WUS_EX           E1000_WUFC_EX
73 #define E1000_WUS_MC           E1000_WUFC_MC
74 #define E1000_WUS_BC           E1000_WUFC_BC
75 
76 /* Extended Device Control */
77 #define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Definable Pin 3 */
78 #define E1000_CTRL_EXT_EE_RST    0x00002000 /* Reinitialize from EEPROM */
79 #define E1000_CTRL_EXT_SPD_BYPS  0x00008000 /* Speed Select Bypass */
80 #define E1000_CTRL_EXT_RO_DIS    0x00020000 /* Relaxed Ordering disable */
81 #define E1000_CTRL_EXT_DMA_DYN_CLK_EN 0x00080000 /* DMA Dynamic Clock Gating */
82 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
83 #define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES  0x00C00000
84 #define E1000_CTRL_EXT_EIAME          0x01000000
85 #define E1000_CTRL_EXT_DRV_LOAD       0x10000000 /* Driver loaded bit for FW */
86 #define E1000_CTRL_EXT_IAME           0x08000000 /* Interrupt acknowledge Auto-mask */
87 #define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000 /* Clear Interrupt timers after IMS clear */
88 #define E1000_CTRL_EXT_PBA_CLR        0x80000000 /* PBA Clear */
89 #define E1000_CTRL_EXT_LSECCK         0x00001000
90 #define E1000_CTRL_EXT_PHYPDEN        0x00100000
91 
92 /* Receive Descriptor bit definitions */
93 #define E1000_RXD_STAT_DD       0x01    /* Descriptor Done */
94 #define E1000_RXD_STAT_EOP      0x02    /* End of Packet */
95 #define E1000_RXD_STAT_IXSM     0x04    /* Ignore checksum */
96 #define E1000_RXD_STAT_VP       0x08    /* IEEE VLAN Packet */
97 #define E1000_RXD_STAT_UDPCS    0x10    /* UDP xsum calculated */
98 #define E1000_RXD_STAT_TCPCS    0x20    /* TCP xsum calculated */
99 #define E1000_RXD_ERR_CE        0x01    /* CRC Error */
100 #define E1000_RXD_ERR_SE        0x02    /* Symbol Error */
101 #define E1000_RXD_ERR_SEQ       0x04    /* Sequence Error */
102 #define E1000_RXD_ERR_CXE       0x10    /* Carrier Extension Error */
103 #define E1000_RXD_ERR_TCPE      0x20    /* TCP/UDP Checksum Error */
104 #define E1000_RXD_ERR_RXE       0x80    /* Rx Data Error */
105 #define E1000_RXD_SPC_VLAN_MASK 0x0FFF  /* VLAN ID is in lower 12 bits */
106 
107 #define E1000_RXDEXT_STATERR_CE    0x01000000
108 #define E1000_RXDEXT_STATERR_SE    0x02000000
109 #define E1000_RXDEXT_STATERR_SEQ   0x04000000
110 #define E1000_RXDEXT_STATERR_CXE   0x10000000
111 #define E1000_RXDEXT_STATERR_RXE   0x80000000
112 
113 /* mask to determine if packets should be dropped due to frame errors */
114 #define E1000_RXD_ERR_FRAME_ERR_MASK ( \
115     E1000_RXD_ERR_CE  |                \
116     E1000_RXD_ERR_SE  |                \
117     E1000_RXD_ERR_SEQ |                \
118     E1000_RXD_ERR_CXE |                \
119     E1000_RXD_ERR_RXE)
120 
121 /* Same mask, but for extended and packet split descriptors */
122 #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
123     E1000_RXDEXT_STATERR_CE  |            \
124     E1000_RXDEXT_STATERR_SE  |            \
125     E1000_RXDEXT_STATERR_SEQ |            \
126     E1000_RXDEXT_STATERR_CXE |            \
127     E1000_RXDEXT_STATERR_RXE)
128 
129 #define E1000_MRQC_RSS_FIELD_MASK              0xFFFF0000
130 #define E1000_MRQC_RSS_FIELD_IPV4_TCP          0x00010000
131 #define E1000_MRQC_RSS_FIELD_IPV4              0x00020000
132 #define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX       0x00040000
133 #define E1000_MRQC_RSS_FIELD_IPV6              0x00100000
134 #define E1000_MRQC_RSS_FIELD_IPV6_TCP          0x00200000
135 
136 #define E1000_RXDPS_HDRSTAT_HDRSP              0x00008000
137 
138 /* Management Control */
139 #define E1000_MANC_SMBUS_EN      0x00000001 /* SMBus Enabled - RO */
140 #define E1000_MANC_ASF_EN        0x00000002 /* ASF Enabled - RO */
141 #define E1000_MANC_ARP_EN        0x00002000 /* Enable ARP Request Filtering */
142 #define E1000_MANC_RCV_TCO_EN    0x00020000 /* Receive TCO Packets Enabled */
143 #define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
144 /* Enable MAC address filtering */
145 #define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000
146 /* Enable MNG packets to host memory */
147 #define E1000_MANC_EN_MNG2HOST   0x00200000
148 
149 #define E1000_MANC2H_PORT_623    0x00000020 /* Port 0x26f */
150 #define E1000_MANC2H_PORT_664    0x00000040 /* Port 0x298 */
151 #define E1000_MDEF_PORT_623      0x00000800 /* Port 0x26f */
152 #define E1000_MDEF_PORT_664      0x00000400 /* Port 0x298 */
153 
154 /* Receive Control */
155 #define E1000_RCTL_EN             0x00000002    /* enable */
156 #define E1000_RCTL_SBP            0x00000004    /* store bad packet */
157 #define E1000_RCTL_UPE            0x00000008    /* unicast promiscuous enable */
158 #define E1000_RCTL_MPE            0x00000010    /* multicast promiscuous enab */
159 #define E1000_RCTL_LPE            0x00000020    /* long packet enable */
160 #define E1000_RCTL_LBM_NO         0x00000000    /* no loopback mode */
161 #define E1000_RCTL_LBM_MAC        0x00000040    /* MAC loopback mode */
162 #define E1000_RCTL_LBM_TCVR       0x000000C0    /* tcvr loopback mode */
163 #define E1000_RCTL_DTYP_PS        0x00000400    /* Packet Split descriptor */
164 #define E1000_RCTL_RDMTS_HALF     0x00000000    /* Rx desc min threshold size */
165 #define E1000_RCTL_MO_SHIFT       12            /* multicast offset shift */
166 #define E1000_RCTL_MO_3           0x00003000    /* multicast offset 15:4 */
167 #define E1000_RCTL_BAM            0x00008000    /* broadcast enable */
168 /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
169 #define E1000_RCTL_SZ_2048        0x00000000    /* Rx buffer size 2048 */
170 #define E1000_RCTL_SZ_1024        0x00010000    /* Rx buffer size 1024 */
171 #define E1000_RCTL_SZ_512         0x00020000    /* Rx buffer size 512 */
172 #define E1000_RCTL_SZ_256         0x00030000    /* Rx buffer size 256 */
173 /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
174 #define E1000_RCTL_SZ_16384       0x00010000    /* Rx buffer size 16384 */
175 #define E1000_RCTL_SZ_8192        0x00020000    /* Rx buffer size 8192 */
176 #define E1000_RCTL_SZ_4096        0x00030000    /* Rx buffer size 4096 */
177 #define E1000_RCTL_VFE            0x00040000    /* vlan filter enable */
178 #define E1000_RCTL_CFIEN          0x00080000    /* canonical form enable */
179 #define E1000_RCTL_CFI            0x00100000    /* canonical form indicator */
180 #define E1000_RCTL_DPF            0x00400000    /* Discard Pause Frames */
181 #define E1000_RCTL_PMCF           0x00800000    /* pass MAC control frames */
182 #define E1000_RCTL_BSEX           0x02000000    /* Buffer size extension */
183 #define E1000_RCTL_SECRC          0x04000000    /* Strip Ethernet CRC */
184 
185 /*
186  * Use byte values for the following shift parameters
187  * Usage:
188  *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
189  *                  E1000_PSRCTL_BSIZE0_MASK) |
190  *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
191  *                  E1000_PSRCTL_BSIZE1_MASK) |
192  *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
193  *                  E1000_PSRCTL_BSIZE2_MASK) |
194  *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
195  *                  E1000_PSRCTL_BSIZE3_MASK))
196  * where value0 = [128..16256],  default=256
197  *       value1 = [1024..64512], default=4096
198  *       value2 = [0..64512],    default=4096
199  *       value3 = [0..64512],    default=0
200  */
201 
202 #define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
203 #define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
204 #define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
205 #define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
206 
207 #define E1000_PSRCTL_BSIZE0_SHIFT  7            /* Shift _right_ 7 */
208 #define E1000_PSRCTL_BSIZE1_SHIFT  2            /* Shift _right_ 2 */
209 #define E1000_PSRCTL_BSIZE2_SHIFT  6            /* Shift _left_ 6 */
210 #define E1000_PSRCTL_BSIZE3_SHIFT 14            /* Shift _left_ 14 */
211 
212 /* SWFW_SYNC Definitions */
213 #define E1000_SWFW_EEP_SM   0x1
214 #define E1000_SWFW_PHY0_SM  0x2
215 #define E1000_SWFW_PHY1_SM  0x4
216 #define E1000_SWFW_CSR_SM   0x8
217 
218 /* Device Control */
219 #define E1000_CTRL_FD       0x00000001  /* Full duplex.0=half; 1=full */
220 #define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
221 #define E1000_CTRL_LRST     0x00000008  /* Link reset. 0=normal,1=reset */
222 #define E1000_CTRL_ASDE     0x00000020  /* Auto-speed detect enable */
223 #define E1000_CTRL_SLU      0x00000040  /* Set link up (Force Link) */
224 #define E1000_CTRL_ILOS     0x00000080  /* Invert Loss-Of Signal */
225 #define E1000_CTRL_SPD_SEL  0x00000300  /* Speed Select Mask */
226 #define E1000_CTRL_SPD_10   0x00000000  /* Force 10Mb */
227 #define E1000_CTRL_SPD_100  0x00000100  /* Force 100Mb */
228 #define E1000_CTRL_SPD_1000 0x00000200  /* Force 1Gb */
229 #define E1000_CTRL_FRCSPD   0x00000800  /* Force Speed */
230 #define E1000_CTRL_FRCDPX   0x00001000  /* Force Duplex */
231 #define E1000_CTRL_LANPHYPC_OVERRIDE 0x00010000 /* SW control of LANPHYPC */
232 #define E1000_CTRL_LANPHYPC_VALUE    0x00020000 /* SW value of LANPHYPC */
233 #define E1000_CTRL_SWDPIN0  0x00040000  /* SWDPIN 0 value */
234 #define E1000_CTRL_SWDPIN1  0x00080000  /* SWDPIN 1 value */
235 #define E1000_CTRL_SWDPIO0  0x00400000  /* SWDPIN 0 Input or output */
236 #define E1000_CTRL_RST      0x04000000  /* Global reset */
237 #define E1000_CTRL_RFCE     0x08000000  /* Receive Flow Control enable */
238 #define E1000_CTRL_TFCE     0x10000000  /* Transmit flow control enable */
239 #define E1000_CTRL_VME      0x40000000  /* IEEE VLAN mode enable */
240 #define E1000_CTRL_PHY_RST  0x80000000  /* PHY Reset */
241 
242 /*
243  * Bit definitions for the Management Data IO (MDIO) and Management Data
244  * Clock (MDC) pins in the Device Control Register.
245  */
246 
247 /* Device Status */
248 #define E1000_STATUS_FD         0x00000001      /* Full duplex.0=half,1=full */
249 #define E1000_STATUS_LU         0x00000002      /* Link up.0=no,1=link */
250 #define E1000_STATUS_FUNC_MASK  0x0000000C      /* PCI Function Mask */
251 #define E1000_STATUS_FUNC_SHIFT 2
252 #define E1000_STATUS_FUNC_1     0x00000004      /* Function 1 */
253 #define E1000_STATUS_TXOFF      0x00000010      /* transmission paused */
254 #define E1000_STATUS_SPEED_10   0x00000000      /* Speed 10Mb/s */
255 #define E1000_STATUS_SPEED_100  0x00000040      /* Speed 100Mb/s */
256 #define E1000_STATUS_SPEED_1000 0x00000080      /* Speed 1000Mb/s */
257 #define E1000_STATUS_LAN_INIT_DONE 0x00000200   /* Lan Init Completion by NVM */
258 #define E1000_STATUS_PHYRA      0x00000400      /* PHY Reset Asserted */
259 #define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
260 
261 /* Constants used to interpret the masked PCI-X bus speed. */
262 
263 #define HALF_DUPLEX 1
264 #define FULL_DUPLEX 2
265 
266 
267 #define ADVERTISE_10_HALF                 0x0001
268 #define ADVERTISE_10_FULL                 0x0002
269 #define ADVERTISE_100_HALF                0x0004
270 #define ADVERTISE_100_FULL                0x0008
271 #define ADVERTISE_1000_HALF               0x0010 /* Not used, just FYI */
272 #define ADVERTISE_1000_FULL               0x0020
273 
274 /* 1000/H is not supported, nor spec-compliant. */
275 #define E1000_ALL_SPEED_DUPLEX ( ADVERTISE_10_HALF |   ADVERTISE_10_FULL | \
276 				ADVERTISE_100_HALF |  ADVERTISE_100_FULL | \
277 						     ADVERTISE_1000_FULL)
278 #define E1000_ALL_NOT_GIG      ( ADVERTISE_10_HALF |   ADVERTISE_10_FULL | \
279 				ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
280 #define E1000_ALL_100_SPEED    (ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
281 #define E1000_ALL_10_SPEED      (ADVERTISE_10_HALF |   ADVERTISE_10_FULL)
282 #define E1000_ALL_HALF_DUPLEX   (ADVERTISE_10_HALF |  ADVERTISE_100_HALF)
283 
284 #define AUTONEG_ADVERTISE_SPEED_DEFAULT   E1000_ALL_SPEED_DUPLEX
285 
286 /* LED Control */
287 #define E1000_PHY_LED0_MODE_MASK          0x00000007
288 #define E1000_PHY_LED0_IVRT               0x00000008
289 #define E1000_PHY_LED0_MASK               0x0000001F
290 
291 #define E1000_LEDCTL_LED0_MODE_MASK       0x0000000F
292 #define E1000_LEDCTL_LED0_MODE_SHIFT      0
293 #define E1000_LEDCTL_LED0_IVRT            0x00000040
294 #define E1000_LEDCTL_LED0_BLINK           0x00000080
295 
296 #define E1000_LEDCTL_MODE_LINK_UP       0x2
297 #define E1000_LEDCTL_MODE_LED_ON        0xE
298 #define E1000_LEDCTL_MODE_LED_OFF       0xF
299 
300 /* Transmit Descriptor bit definitions */
301 #define E1000_TXD_DTYP_D     0x00100000 /* Data Descriptor */
302 #define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
303 #define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
304 #define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
305 #define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
306 #define E1000_TXD_CMD_IC     0x04000000 /* Insert Checksum */
307 #define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
308 #define E1000_TXD_CMD_RPS    0x10000000 /* Report Packet Sent */
309 #define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
310 #define E1000_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
311 #define E1000_TXD_CMD_IDE    0x80000000 /* Enable Tidv register */
312 #define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
313 #define E1000_TXD_STAT_EC    0x00000002 /* Excess Collisions */
314 #define E1000_TXD_STAT_LC    0x00000004 /* Late Collisions */
315 #define E1000_TXD_STAT_TU    0x00000008 /* Transmit underrun */
316 #define E1000_TXD_CMD_TCP    0x01000000 /* TCP packet */
317 #define E1000_TXD_CMD_IP     0x02000000 /* IP packet */
318 #define E1000_TXD_CMD_TSE    0x04000000 /* TCP Seg enable */
319 #define E1000_TXD_STAT_TC    0x00000004 /* Tx Underrun */
320 
321 /* Transmit Control */
322 #define E1000_TCTL_EN     0x00000002    /* enable Tx */
323 #define E1000_TCTL_PSP    0x00000008    /* pad short packets */
324 #define E1000_TCTL_CT     0x00000ff0    /* collision threshold */
325 #define E1000_TCTL_COLD   0x003ff000    /* collision distance */
326 #define E1000_TCTL_RTLC   0x01000000    /* Re-transmit on late collision */
327 #define E1000_TCTL_MULR   0x10000000    /* Multiple request support */
328 
329 /* Transmit Arbitration Count */
330 
331 /* SerDes Control */
332 #define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
333 
334 /* Receive Checksum Control */
335 #define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
336 #define E1000_RXCSUM_IPPCSE    0x00001000   /* IP payload checksum enable */
337 #define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
338 
339 /* Header split receive */
340 #define E1000_RFCTL_NFSW_DIS            0x00000040
341 #define E1000_RFCTL_NFSR_DIS            0x00000080
342 #define E1000_RFCTL_ACK_DIS             0x00001000
343 #define E1000_RFCTL_EXTEN               0x00008000
344 #define E1000_RFCTL_IPV6_EX_DIS         0x00010000
345 #define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
346 
347 /* Collision related configuration parameters */
348 #define E1000_COLLISION_THRESHOLD       15
349 #define E1000_CT_SHIFT                  4
350 #define E1000_COLLISION_DISTANCE        63
351 #define E1000_COLD_SHIFT                12
352 
353 /* Default values for the transmit IPG register */
354 #define DEFAULT_82543_TIPG_IPGT_COPPER 8
355 
356 #define E1000_TIPG_IPGT_MASK  0x000003FF
357 
358 #define DEFAULT_82543_TIPG_IPGR1 8
359 #define E1000_TIPG_IPGR1_SHIFT  10
360 
361 #define DEFAULT_82543_TIPG_IPGR2 6
362 #define DEFAULT_80003ES2LAN_TIPG_IPGR2 7
363 #define E1000_TIPG_IPGR2_SHIFT  20
364 
365 #define MAX_JUMBO_FRAME_SIZE    0x3F00
366 
367 /* Extended Configuration Control and Size */
368 #define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP      0x00000020
369 #define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE       0x00000001
370 #define E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE       0x00000008
371 #define E1000_EXTCNF_CTRL_SWFLAG                 0x00000020
372 #define E1000_EXTCNF_CTRL_GATE_PHY_CFG           0x00000080
373 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK   0x00FF0000
374 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT          16
375 #define E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK   0x0FFF0000
376 #define E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT          16
377 
378 #define E1000_PHY_CTRL_D0A_LPLU           0x00000002
379 #define E1000_PHY_CTRL_NOND0A_LPLU        0x00000004
380 #define E1000_PHY_CTRL_NOND0A_GBE_DISABLE 0x00000008
381 #define E1000_PHY_CTRL_GBE_DISABLE        0x00000040
382 
383 #define E1000_KABGTXD_BGSQLBIAS           0x00050000
384 
385 /* PBA constants */
386 #define E1000_PBA_8K  0x0008    /* 8KB */
387 #define E1000_PBA_16K 0x0010    /* 16KB */
388 
389 #define E1000_PBS_16K E1000_PBA_16K
390 
391 #define IFS_MAX       80
392 #define IFS_MIN       40
393 #define IFS_RATIO     4
394 #define IFS_STEP      10
395 #define MIN_NUM_XMITS 1000
396 
397 /* SW Semaphore Register */
398 #define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
399 #define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
400 #define E1000_SWSM_DRV_LOAD     0x00000008 /* Driver Loaded Bit */
401 
402 #define E1000_SWSM2_LOCK        0x00000002 /* Secondary driver semaphore bit */
403 
404 /* Interrupt Cause Read */
405 #define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
406 #define E1000_ICR_LSC           0x00000004 /* Link Status Change */
407 #define E1000_ICR_RXSEQ         0x00000008 /* Rx sequence error */
408 #define E1000_ICR_RXDMT0        0x00000010 /* Rx desc min. threshold (0) */
409 #define E1000_ICR_RXT0          0x00000080 /* Rx timer intr (ring 0) */
410 #define E1000_ICR_INT_ASSERTED  0x80000000 /* If this bit asserted, the driver should claim the interrupt */
411 #define E1000_ICR_RXQ0          0x00100000 /* Rx Queue 0 Interrupt */
412 #define E1000_ICR_RXQ1          0x00200000 /* Rx Queue 1 Interrupt */
413 #define E1000_ICR_TXQ0          0x00400000 /* Tx Queue 0 Interrupt */
414 #define E1000_ICR_TXQ1          0x00800000 /* Tx Queue 1 Interrupt */
415 #define E1000_ICR_OTHER         0x01000000 /* Other Interrupts */
416 
417 /* PBA ECC Register */
418 #define E1000_PBA_ECC_COUNTER_MASK  0xFFF00000 /* ECC counter mask */
419 #define E1000_PBA_ECC_COUNTER_SHIFT 20         /* ECC counter shift value */
420 #define E1000_PBA_ECC_CORR_EN       0x00000001 /* ECC correction enable */
421 #define E1000_PBA_ECC_STAT_CLR      0x00000002 /* Clear ECC error counter */
422 #define E1000_PBA_ECC_INT_EN        0x00000004 /* Enable ICR bit 5 for ECC */
423 
424 /*
425  * This defines the bits that are set in the Interrupt Mask
426  * Set/Read Register.  Each bit is documented below:
427  *   o RXT0   = Receiver Timer Interrupt (ring 0)
428  *   o TXDW   = Transmit Descriptor Written Back
429  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
430  *   o RXSEQ  = Receive Sequence Error
431  *   o LSC    = Link Status Change
432  */
433 #define IMS_ENABLE_MASK ( \
434     E1000_IMS_RXT0   |    \
435     E1000_IMS_TXDW   |    \
436     E1000_IMS_RXDMT0 |    \
437     E1000_IMS_RXSEQ  |    \
438     E1000_IMS_LSC)
439 
440 /* Interrupt Mask Set */
441 #define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
442 #define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
443 #define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* Rx sequence error */
444 #define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* Rx desc min. threshold */
445 #define E1000_IMS_RXT0      E1000_ICR_RXT0      /* Rx timer intr */
446 #define E1000_IMS_RXQ0      E1000_ICR_RXQ0      /* Rx Queue 0 Interrupt */
447 #define E1000_IMS_RXQ1      E1000_ICR_RXQ1      /* Rx Queue 1 Interrupt */
448 #define E1000_IMS_TXQ0      E1000_ICR_TXQ0      /* Tx Queue 0 Interrupt */
449 #define E1000_IMS_TXQ1      E1000_ICR_TXQ1      /* Tx Queue 1 Interrupt */
450 #define E1000_IMS_OTHER     E1000_ICR_OTHER     /* Other Interrupts */
451 
452 /* Interrupt Cause Set */
453 #define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
454 #define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ     /* Rx sequence error */
455 #define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* Rx desc min. threshold */
456 
457 /* Transmit Descriptor Control */
458 #define E1000_TXDCTL_PTHRESH 0x0000003F /* TXDCTL Prefetch Threshold */
459 #define E1000_TXDCTL_HTHRESH 0x00003F00 /* TXDCTL Host Threshold */
460 #define E1000_TXDCTL_WTHRESH 0x003F0000 /* TXDCTL Writeback Threshold */
461 #define E1000_TXDCTL_GRAN    0x01000000 /* TXDCTL Granularity */
462 #define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */
463 #define E1000_TXDCTL_MAX_TX_DESC_PREFETCH 0x0100001F /* GRAN=1, PTHRESH=31 */
464 /* Enable the counting of desc. still to be processed. */
465 #define E1000_TXDCTL_COUNT_DESC 0x00400000
466 
467 /* Flow Control Constants */
468 #define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
469 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
470 #define FLOW_CONTROL_TYPE         0x8808
471 
472 /* 802.1q VLAN Packet Size */
473 #define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
474 
475 /* Receive Address */
476 /*
477  * Number of high/low register pairs in the RAR. The RAR (Receive Address
478  * Registers) holds the directed and multicast addresses that we monitor.
479  * Technically, we have 16 spots.  However, we reserve one of these spots
480  * (RAR[15]) for our directed address used by controllers with
481  * manageability enabled, allowing us room for 15 multicast addresses.
482  */
483 #define E1000_RAR_ENTRIES     15
484 #define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
485 #define E1000_RAL_MAC_ADDR_LEN 4
486 #define E1000_RAH_MAC_ADDR_LEN 2
487 
488 /* Error Codes */
489 #define E1000_ERR_NVM      1
490 #define E1000_ERR_PHY      2
491 #define E1000_ERR_CONFIG   3
492 #define E1000_ERR_PARAM    4
493 #define E1000_ERR_MAC_INIT 5
494 #define E1000_ERR_PHY_TYPE 6
495 #define E1000_ERR_RESET   9
496 #define E1000_ERR_MASTER_REQUESTS_PENDING 10
497 #define E1000_ERR_HOST_INTERFACE_COMMAND 11
498 #define E1000_BLK_PHY_RESET   12
499 #define E1000_ERR_SWFW_SYNC 13
500 #define E1000_NOT_IMPLEMENTED 14
501 #define E1000_ERR_INVALID_ARGUMENT  16
502 #define E1000_ERR_NO_SPACE          17
503 #define E1000_ERR_NVM_PBA_SECTION   18
504 
505 /* Loop limit on how long we wait for auto-negotiation to complete */
506 #define FIBER_LINK_UP_LIMIT               50
507 #define COPPER_LINK_UP_LIMIT              10
508 #define PHY_AUTO_NEG_LIMIT                45
509 #define PHY_FORCE_LIMIT                   20
510 /* Number of 100 microseconds we wait for PCI Express master disable */
511 #define MASTER_DISABLE_TIMEOUT      800
512 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
513 #define PHY_CFG_TIMEOUT             100
514 /* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
515 #define MDIO_OWNERSHIP_TIMEOUT      10
516 /* Number of milliseconds for NVM auto read done after MAC reset. */
517 #define AUTO_READ_DONE_TIMEOUT      10
518 
519 /* Flow Control */
520 #define E1000_FCRTH_RTH  0x0000FFF8     /* Mask Bits[15:3] for RTH */
521 #define E1000_FCRTL_RTL  0x0000FFF8     /* Mask Bits[15:3] for RTL */
522 #define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
523 
524 /* Transmit Configuration Word */
525 #define E1000_TXCW_FD         0x00000020        /* TXCW full duplex */
526 #define E1000_TXCW_PAUSE      0x00000080        /* TXCW sym pause request */
527 #define E1000_TXCW_ASM_DIR    0x00000100        /* TXCW astm pause direction */
528 #define E1000_TXCW_PAUSE_MASK 0x00000180        /* TXCW pause request mask */
529 #define E1000_TXCW_ANE        0x80000000        /* Auto-neg enable */
530 
531 /* Receive Configuration Word */
532 #define E1000_RXCW_CW         0x0000ffff        /* RxConfigWord mask */
533 #define E1000_RXCW_IV         0x08000000        /* Receive config invalid */
534 #define E1000_RXCW_C          0x20000000        /* Receive config */
535 #define E1000_RXCW_SYNCH      0x40000000        /* Receive config synch */
536 
537 /* PCI Express Control */
538 #define E1000_GCR_RXD_NO_SNOOP          0x00000001
539 #define E1000_GCR_RXDSCW_NO_SNOOP       0x00000002
540 #define E1000_GCR_RXDSCR_NO_SNOOP       0x00000004
541 #define E1000_GCR_TXD_NO_SNOOP          0x00000008
542 #define E1000_GCR_TXDSCW_NO_SNOOP       0x00000010
543 #define E1000_GCR_TXDSCR_NO_SNOOP       0x00000020
544 
545 #define PCIE_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP         | \
546 			   E1000_GCR_RXDSCW_NO_SNOOP      | \
547 			   E1000_GCR_RXDSCR_NO_SNOOP      | \
548 			   E1000_GCR_TXD_NO_SNOOP         | \
549 			   E1000_GCR_TXDSCW_NO_SNOOP      | \
550 			   E1000_GCR_TXDSCR_NO_SNOOP)
551 
552 /* PHY Control Register */
553 #define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
554 #define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
555 #define MII_CR_POWER_DOWN       0x0800  /* Power down */
556 #define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
557 #define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
558 #define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
559 #define MII_CR_SPEED_1000       0x0040
560 #define MII_CR_SPEED_100        0x2000
561 #define MII_CR_SPEED_10         0x0000
562 
563 /* PHY Status Register */
564 #define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
565 #define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
566 
567 /* Autoneg Advertisement Register */
568 #define NWAY_AR_10T_HD_CAPS      0x0020   /* 10T   Half Duplex Capable */
569 #define NWAY_AR_10T_FD_CAPS      0x0040   /* 10T   Full Duplex Capable */
570 #define NWAY_AR_100TX_HD_CAPS    0x0080   /* 100TX Half Duplex Capable */
571 #define NWAY_AR_100TX_FD_CAPS    0x0100   /* 100TX Full Duplex Capable */
572 #define NWAY_AR_PAUSE            0x0400   /* Pause operation desired */
573 #define NWAY_AR_ASM_DIR          0x0800   /* Asymmetric Pause Direction bit */
574 
575 /* Link Partner Ability Register (Base Page) */
576 #define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
577 #define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
578 
579 /* Autoneg Expansion Register */
580 #define NWAY_ER_LP_NWAY_CAPS     0x0001 /* LP has Auto Neg Capability */
581 
582 /* 1000BASE-T Control Register */
583 #define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
584 #define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
585 					/* 0=DTE device */
586 #define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
587 					/* 0=Configure PHY as Slave */
588 #define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
589 					/* 0=Automatic Master/Slave config */
590 
591 /* 1000BASE-T Status Register */
592 #define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
593 #define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
594 
595 
596 /* PHY 1000 MII Register/Bit Definitions */
597 /* PHY Registers defined by IEEE */
598 #define PHY_CONTROL      0x00 /* Control Register */
599 #define PHY_STATUS       0x01 /* Status Register */
600 #define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
601 #define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
602 #define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
603 #define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
604 #define PHY_AUTONEG_EXP  0x06 /* Autoneg Expansion Reg */
605 #define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
606 #define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
607 #define PHY_EXT_STATUS   0x0F /* Extended Status Reg */
608 
609 #define PHY_CONTROL_LB   0x4000 /* PHY Loopback bit */
610 
611 /* NVM Control */
612 #define E1000_EECD_SK        0x00000001 /* NVM Clock */
613 #define E1000_EECD_CS        0x00000002 /* NVM Chip Select */
614 #define E1000_EECD_DI        0x00000004 /* NVM Data In */
615 #define E1000_EECD_DO        0x00000008 /* NVM Data Out */
616 #define E1000_EECD_REQ       0x00000040 /* NVM Access Request */
617 #define E1000_EECD_GNT       0x00000080 /* NVM Access Grant */
618 #define E1000_EECD_PRES      0x00000100 /* NVM Present */
619 #define E1000_EECD_SIZE      0x00000200 /* NVM Size (0=64 word 1=256 word) */
620 /* NVM Addressing bits based on type (0-small, 1-large) */
621 #define E1000_EECD_ADDR_BITS 0x00000400
622 #define E1000_NVM_GRANT_ATTEMPTS   1000 /* NVM # attempts to gain grant */
623 #define E1000_EECD_AUTO_RD          0x00000200  /* NVM Auto Read done */
624 #define E1000_EECD_SIZE_EX_MASK     0x00007800  /* NVM Size */
625 #define E1000_EECD_SIZE_EX_SHIFT     11
626 #define E1000_EECD_FLUPD     0x00080000 /* Update FLASH */
627 #define E1000_EECD_AUPDEN    0x00100000 /* Enable Autonomous FLASH update */
628 #define E1000_EECD_SEC1VAL   0x00400000 /* Sector One Valid */
629 #define E1000_EECD_SEC1VAL_VALID_MASK (E1000_EECD_AUTO_RD | E1000_EECD_PRES)
630 
631 #define E1000_NVM_RW_REG_DATA   16   /* Offset to data in NVM read/write registers */
632 #define E1000_NVM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
633 #define E1000_NVM_RW_REG_START  1    /* Start operation */
634 #define E1000_NVM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
635 #define E1000_NVM_POLL_WRITE    1    /* Flag for polling for write complete */
636 #define E1000_NVM_POLL_READ     0    /* Flag for polling for read complete */
637 #define E1000_FLASH_UPDATES  2000
638 
639 /* NVM Word Offsets */
640 #define NVM_COMPAT                 0x0003
641 #define NVM_ID_LED_SETTINGS        0x0004
642 #define NVM_INIT_CONTROL2_REG      0x000F
643 #define NVM_INIT_CONTROL3_PORT_B   0x0014
644 #define NVM_INIT_3GIO_3            0x001A
645 #define NVM_INIT_CONTROL3_PORT_A   0x0024
646 #define NVM_CFG                    0x0012
647 #define NVM_ALT_MAC_ADDR_PTR       0x0037
648 #define NVM_CHECKSUM_REG           0x003F
649 
650 #define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */
651 
652 #define E1000_NVM_CFG_DONE_PORT_0  0x40000 /* MNG config cycle done */
653 #define E1000_NVM_CFG_DONE_PORT_1  0x80000 /* ...for second port */
654 
655 /* Mask bits for fields in Word 0x0f of the NVM */
656 #define NVM_WORD0F_PAUSE_MASK       0x3000
657 #define NVM_WORD0F_PAUSE            0x1000
658 #define NVM_WORD0F_ASM_DIR          0x2000
659 
660 /* Mask bits for fields in Word 0x1a of the NVM */
661 #define NVM_WORD1A_ASPM_MASK  0x000C
662 
663 /* Mask bits for fields in Word 0x03 of the EEPROM */
664 #define NVM_COMPAT_LOM    0x0800
665 
666 /* length of string needed to store PBA number */
667 #define E1000_PBANUM_LENGTH             11
668 
669 /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
670 #define NVM_SUM                    0xBABA
671 
672 /* PBA (printed board assembly) number words */
673 #define NVM_PBA_OFFSET_0           8
674 #define NVM_PBA_OFFSET_1           9
675 #define NVM_PBA_PTR_GUARD          0xFAFA
676 #define NVM_WORD_SIZE_BASE_SHIFT   6
677 
678 /* NVM Commands - SPI */
679 #define NVM_MAX_RETRY_SPI          5000 /* Max wait of 5ms, for RDY signal */
680 #define NVM_READ_OPCODE_SPI        0x03 /* NVM read opcode */
681 #define NVM_WRITE_OPCODE_SPI       0x02 /* NVM write opcode */
682 #define NVM_A8_OPCODE_SPI          0x08 /* opcode bit-3 = address bit-8 */
683 #define NVM_WREN_OPCODE_SPI        0x06 /* NVM set Write Enable latch */
684 #define NVM_RDSR_OPCODE_SPI        0x05 /* NVM read Status register */
685 
686 /* SPI NVM Status Register */
687 #define NVM_STATUS_RDY_SPI         0x01
688 
689 /* Word definitions for ID LED Settings */
690 #define ID_LED_RESERVED_0000 0x0000
691 #define ID_LED_RESERVED_FFFF 0xFFFF
692 #define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2  << 12) | \
693 			      (ID_LED_OFF1_OFF2 <<  8) | \
694 			      (ID_LED_DEF1_DEF2 <<  4) | \
695 			      (ID_LED_DEF1_DEF2))
696 #define ID_LED_DEF1_DEF2     0x1
697 #define ID_LED_DEF1_ON2      0x2
698 #define ID_LED_DEF1_OFF2     0x3
699 #define ID_LED_ON1_DEF2      0x4
700 #define ID_LED_ON1_ON2       0x5
701 #define ID_LED_ON1_OFF2      0x6
702 #define ID_LED_OFF1_DEF2     0x7
703 #define ID_LED_OFF1_ON2      0x8
704 #define ID_LED_OFF1_OFF2     0x9
705 
706 #define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
707 #define IGP_ACTIVITY_LED_ENABLE 0x0300
708 #define IGP_LED3_MODE           0x07000000
709 
710 /* PCI/PCI-X/PCI-EX Config space */
711 #define PCI_HEADER_TYPE_REGISTER     0x0E
712 #define PCIE_LINK_STATUS             0x12
713 
714 #define PCI_HEADER_TYPE_MULTIFUNC    0x80
715 #define PCIE_LINK_WIDTH_MASK         0x3F0
716 #define PCIE_LINK_WIDTH_SHIFT        4
717 
718 #define PHY_REVISION_MASK      0xFFFFFFF0
719 #define MAX_PHY_REG_ADDRESS    0x1F  /* 5 bit address bus (0-0x1F) */
720 #define MAX_PHY_MULTI_PAGE_REG 0xF
721 
722 /* Bit definitions for valid PHY IDs. */
723 /*
724  * I = Integrated
725  * E = External
726  */
727 #define M88E1000_E_PHY_ID    0x01410C50
728 #define M88E1000_I_PHY_ID    0x01410C30
729 #define M88E1011_I_PHY_ID    0x01410C20
730 #define IGP01E1000_I_PHY_ID  0x02A80380
731 #define M88E1111_I_PHY_ID    0x01410CC0
732 #define GG82563_E_PHY_ID     0x01410CA0
733 #define IGP03E1000_E_PHY_ID  0x02A80390
734 #define IFE_E_PHY_ID         0x02A80330
735 #define IFE_PLUS_E_PHY_ID    0x02A80320
736 #define IFE_C_E_PHY_ID       0x02A80310
737 #define BME1000_E_PHY_ID     0x01410CB0
738 #define BME1000_E_PHY_ID_R2  0x01410CB1
739 #define I82577_E_PHY_ID      0x01540050
740 #define I82578_E_PHY_ID      0x004DD040
741 #define I82579_E_PHY_ID      0x01540090
742 
743 /* M88E1000 Specific Registers */
744 #define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
745 #define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
746 #define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
747 
748 #define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
749 #define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
750 
751 /* M88E1000 PHY Specific Control Register */
752 #define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
753 #define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
754 					       /* Manual MDI configuration */
755 #define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
756 /* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
757 #define M88E1000_PSCR_AUTO_X_1000T     0x0040
758 /* Auto crossover enabled all speeds */
759 #define M88E1000_PSCR_AUTO_X_MODE      0x0060
760 /*
761  * 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold)
762  * 0=Normal 10BASE-T Rx Threshold
763  */
764 #define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */
765 
766 /* M88E1000 PHY Specific Status Register */
767 #define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
768 #define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
769 #define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
770 /* 0=<50M; 1=50-80M; 2=80-110M; 3=110-140M; 4=>140M */
771 #define M88E1000_PSSR_CABLE_LENGTH       0x0380
772 #define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
773 #define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
774 
775 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
776 
777 /*
778  * Number of times we will attempt to autonegotiate before downshifting if we
779  * are the master
780  */
781 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
782 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
783 /*
784  * Number of times we will attempt to autonegotiate before downshifting if we
785  * are the slave
786  */
787 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
788 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
789 #define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
790 
791 /* M88EC018 Rev 2 specific DownShift settings */
792 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
793 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
794 
795 #define I82578_EPSCR_DOWNSHIFT_ENABLE          0x0020
796 #define I82578_EPSCR_DOWNSHIFT_COUNTER_MASK    0x001C
797 
798 /* BME1000 PHY Specific Control Register */
799 #define BME1000_PSCR_ENABLE_DOWNSHIFT   0x0800 /* 1 = enable downshift */
800 
801 
802 #define PHY_PAGE_SHIFT 5
803 #define PHY_REG(page, reg) (((page) << PHY_PAGE_SHIFT) | \
804                            ((reg) & MAX_PHY_REG_ADDRESS))
805 
806 /*
807  * Bits...
808  * 15-5: page
809  * 4-0: register offset
810  */
811 #define GG82563_PAGE_SHIFT        5
812 #define GG82563_REG(page, reg)    \
813 	(((page) << GG82563_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
814 #define GG82563_MIN_ALT_REG       30
815 
816 /* GG82563 Specific Registers */
817 #define GG82563_PHY_SPEC_CTRL           \
818 	GG82563_REG(0, 16) /* PHY Specific Control */
819 #define GG82563_PHY_PAGE_SELECT         \
820 	GG82563_REG(0, 22) /* Page Select */
821 #define GG82563_PHY_SPEC_CTRL_2         \
822 	GG82563_REG(0, 26) /* PHY Specific Control 2 */
823 #define GG82563_PHY_PAGE_SELECT_ALT     \
824 	GG82563_REG(0, 29) /* Alternate Page Select */
825 
826 #define GG82563_PHY_MAC_SPEC_CTRL       \
827 	GG82563_REG(2, 21) /* MAC Specific Control Register */
828 
829 #define GG82563_PHY_DSP_DISTANCE    \
830 	GG82563_REG(5, 26) /* DSP Distance */
831 
832 /* Page 193 - Port Control Registers */
833 #define GG82563_PHY_KMRN_MODE_CTRL   \
834 	GG82563_REG(193, 16) /* Kumeran Mode Control */
835 #define GG82563_PHY_PWR_MGMT_CTRL       \
836 	GG82563_REG(193, 20) /* Power Management Control */
837 
838 /* Page 194 - KMRN Registers */
839 #define GG82563_PHY_INBAND_CTRL         \
840 	GG82563_REG(194, 18) /* Inband Control */
841 
842 /* MDI Control */
843 #define E1000_MDIC_REG_SHIFT 16
844 #define E1000_MDIC_PHY_SHIFT 21
845 #define E1000_MDIC_OP_WRITE  0x04000000
846 #define E1000_MDIC_OP_READ   0x08000000
847 #define E1000_MDIC_READY     0x10000000
848 #define E1000_MDIC_ERROR     0x40000000
849 
850 /* SerDes Control */
851 #define E1000_GEN_POLL_TIMEOUT          640
852 
853 #endif /* _E1000_DEFINES_H_ */
854