xref: /linux/drivers/net/ethernet/intel/igb/e1000_defines.h (revision 4f2c0a4acffbec01079c28f839422e64ddeff004)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2007 - 2018 Intel Corporation. */
3 
4 #ifndef _E1000_DEFINES_H_
5 #define _E1000_DEFINES_H_
6 
7 /* Number of Transmit and Receive Descriptors must be a multiple of 8 */
8 #define REQ_TX_DESCRIPTOR_MULTIPLE  8
9 #define REQ_RX_DESCRIPTOR_MULTIPLE  8
10 
11 /* Definitions for power management and wakeup registers */
12 /* Wake Up Control */
13 #define E1000_WUC_PME_EN     0x00000002 /* PME Enable */
14 
15 /* Wake Up Filter Control */
16 #define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
17 #define E1000_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
18 #define E1000_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
19 #define E1000_WUFC_MC   0x00000008 /* Directed Multicast Wakeup Enable */
20 #define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
21 
22 /* Wake Up Status */
23 #define E1000_WUS_EX	0x00000004 /* Directed Exact */
24 #define E1000_WUS_ARPD	0x00000020 /* Directed ARP Request */
25 #define E1000_WUS_IPV4	0x00000040 /* Directed IPv4 */
26 #define E1000_WUS_IPV6	0x00000080 /* Directed IPv6 */
27 #define E1000_WUS_NSD	0x00000400 /* Directed IPv6 Neighbor Solicitation */
28 
29 /* Packet types that are enabled for wake packet delivery */
30 #define WAKE_PKT_WUS ( \
31 	E1000_WUS_EX   | \
32 	E1000_WUS_ARPD | \
33 	E1000_WUS_IPV4 | \
34 	E1000_WUS_IPV6 | \
35 	E1000_WUS_NSD)
36 
37 /* Wake Up Packet Length */
38 #define E1000_WUPL_MASK	0x00000FFF
39 
40 /* Wake Up Packet Memory stores the first 128 bytes of the wake up packet */
41 #define E1000_WUPM_BYTES	128
42 
43 /* Extended Device Control */
44 #define E1000_CTRL_EXT_SDP2_DATA 0x00000040 /* Value of SW Defineable Pin 2 */
45 #define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */
46 #define E1000_CTRL_EXT_SDP2_DIR  0x00000400 /* SDP2 Data direction */
47 #define E1000_CTRL_EXT_SDP3_DIR  0x00000800 /* SDP3 Data direction */
48 
49 /* Physical Func Reset Done Indication */
50 #define E1000_CTRL_EXT_PFRSTD	0x00004000
51 #define E1000_CTRL_EXT_SDLPE	0X00040000  /* SerDes Low Power Enable */
52 #define E1000_CTRL_EXT_LINK_MODE_MASK	0x00C00000
53 #define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES	0x00C00000
54 #define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX	0x00400000
55 #define E1000_CTRL_EXT_LINK_MODE_SGMII	0x00800000
56 #define E1000_CTRL_EXT_LINK_MODE_GMII	0x00000000
57 #define E1000_CTRL_EXT_EIAME	0x01000000
58 #define E1000_CTRL_EXT_IRCA		0x00000001
59 /* Interrupt delay cancellation */
60 /* Driver loaded bit for FW */
61 #define E1000_CTRL_EXT_DRV_LOAD       0x10000000
62 /* Interrupt acknowledge Auto-mask */
63 /* Clear Interrupt timers after IMS clear */
64 /* packet buffer parity error detection enabled */
65 /* descriptor FIFO parity error detection enable */
66 #define E1000_CTRL_EXT_PBA_CLR		0x80000000 /* PBA Clear */
67 #define E1000_CTRL_EXT_PHYPDEN		0x00100000
68 #define E1000_I2CCMD_REG_ADDR_SHIFT	16
69 #define E1000_I2CCMD_PHY_ADDR_SHIFT	24
70 #define E1000_I2CCMD_OPCODE_READ	0x08000000
71 #define E1000_I2CCMD_OPCODE_WRITE	0x00000000
72 #define E1000_I2CCMD_READY		0x20000000
73 #define E1000_I2CCMD_ERROR		0x80000000
74 #define E1000_I2CCMD_SFP_DATA_ADDR(a)	(0x0000 + (a))
75 #define E1000_I2CCMD_SFP_DIAG_ADDR(a)	(0x0100 + (a))
76 #define E1000_MAX_SGMII_PHY_REG_ADDR	255
77 #define E1000_I2CCMD_PHY_TIMEOUT	200
78 #define E1000_IVAR_VALID		0x80
79 #define E1000_GPIE_NSICR		0x00000001
80 #define E1000_GPIE_MSIX_MODE		0x00000010
81 #define E1000_GPIE_EIAME		0x40000000
82 #define E1000_GPIE_PBA			0x80000000
83 
84 /* Receive Descriptor bit definitions */
85 #define E1000_RXD_STAT_DD       0x01    /* Descriptor Done */
86 #define E1000_RXD_STAT_EOP      0x02    /* End of Packet */
87 #define E1000_RXD_STAT_IXSM     0x04    /* Ignore checksum */
88 #define E1000_RXD_STAT_VP       0x08    /* IEEE VLAN Packet */
89 #define E1000_RXD_STAT_UDPCS    0x10    /* UDP xsum calculated */
90 #define E1000_RXD_STAT_TCPCS    0x20    /* TCP xsum calculated */
91 #define E1000_RXD_STAT_TS       0x10000 /* Pkt was time stamped */
92 
93 #define E1000_RXDEXT_STATERR_LB    0x00040000
94 #define E1000_RXDEXT_STATERR_CE    0x01000000
95 #define E1000_RXDEXT_STATERR_SE    0x02000000
96 #define E1000_RXDEXT_STATERR_SEQ   0x04000000
97 #define E1000_RXDEXT_STATERR_CXE   0x10000000
98 #define E1000_RXDEXT_STATERR_TCPE  0x20000000
99 #define E1000_RXDEXT_STATERR_IPE   0x40000000
100 #define E1000_RXDEXT_STATERR_RXE   0x80000000
101 
102 /* Same mask, but for extended and packet split descriptors */
103 #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
104 	E1000_RXDEXT_STATERR_CE  |            \
105 	E1000_RXDEXT_STATERR_SE  |            \
106 	E1000_RXDEXT_STATERR_SEQ |            \
107 	E1000_RXDEXT_STATERR_CXE |            \
108 	E1000_RXDEXT_STATERR_RXE)
109 
110 #define E1000_MRQC_RSS_FIELD_IPV4_TCP          0x00010000
111 #define E1000_MRQC_RSS_FIELD_IPV4              0x00020000
112 #define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX       0x00040000
113 #define E1000_MRQC_RSS_FIELD_IPV6              0x00100000
114 #define E1000_MRQC_RSS_FIELD_IPV6_TCP          0x00200000
115 
116 
117 /* Management Control */
118 #define E1000_MANC_SMBUS_EN      0x00000001 /* SMBus Enabled - RO */
119 #define E1000_MANC_ASF_EN        0x00000002 /* ASF Enabled - RO */
120 #define E1000_MANC_EN_BMC2OS     0x10000000 /* OSBMC is Enabled or not */
121 /* Enable Neighbor Discovery Filtering */
122 #define E1000_MANC_RCV_TCO_EN    0x00020000 /* Receive TCO Packets Enabled */
123 #define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
124 /* Enable MAC address filtering */
125 #define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000
126 
127 /* Receive Control */
128 #define E1000_RCTL_EN             0x00000002    /* enable */
129 #define E1000_RCTL_SBP            0x00000004    /* store bad packet */
130 #define E1000_RCTL_UPE            0x00000008    /* unicast promiscuous enable */
131 #define E1000_RCTL_MPE            0x00000010    /* multicast promiscuous enab */
132 #define E1000_RCTL_LPE            0x00000020    /* long packet enable */
133 #define E1000_RCTL_LBM_MAC        0x00000040    /* MAC loopback mode */
134 #define E1000_RCTL_LBM_TCVR       0x000000C0    /* tcvr loopback mode */
135 #define E1000_RCTL_RDMTS_HALF     0x00000000    /* rx desc min threshold size */
136 #define E1000_RCTL_MO_SHIFT       12            /* multicast offset shift */
137 #define E1000_RCTL_BAM            0x00008000    /* broadcast enable */
138 #define E1000_RCTL_SZ_512         0x00020000    /* rx buffer size 512 */
139 #define E1000_RCTL_SZ_256         0x00030000    /* rx buffer size 256 */
140 #define E1000_RCTL_VFE            0x00040000    /* vlan filter enable */
141 #define E1000_RCTL_CFIEN          0x00080000    /* canonical form enable */
142 #define E1000_RCTL_DPF            0x00400000    /* Discard Pause Frames */
143 #define E1000_RCTL_PMCF           0x00800000    /* pass MAC control frames */
144 #define E1000_RCTL_SECRC          0x04000000    /* Strip Ethernet CRC */
145 
146 /* Use byte values for the following shift parameters
147  * Usage:
148  *     psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
149  *                  E1000_PSRCTL_BSIZE0_MASK) |
150  *                ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
151  *                  E1000_PSRCTL_BSIZE1_MASK) |
152  *                ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
153  *                  E1000_PSRCTL_BSIZE2_MASK) |
154  *                ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
155  *                  E1000_PSRCTL_BSIZE3_MASK))
156  * where value0 = [128..16256],  default=256
157  *       value1 = [1024..64512], default=4096
158  *       value2 = [0..64512],    default=4096
159  *       value3 = [0..64512],    default=0
160  */
161 
162 #define E1000_PSRCTL_BSIZE0_MASK   0x0000007F
163 #define E1000_PSRCTL_BSIZE1_MASK   0x00003F00
164 #define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
165 #define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
166 
167 #define E1000_PSRCTL_BSIZE0_SHIFT  7            /* Shift _right_ 7 */
168 #define E1000_PSRCTL_BSIZE1_SHIFT  2            /* Shift _right_ 2 */
169 #define E1000_PSRCTL_BSIZE2_SHIFT  6            /* Shift _left_ 6 */
170 #define E1000_PSRCTL_BSIZE3_SHIFT 14            /* Shift _left_ 14 */
171 
172 /* SWFW_SYNC Definitions */
173 #define E1000_SWFW_EEP_SM   0x1
174 #define E1000_SWFW_PHY0_SM  0x2
175 #define E1000_SWFW_PHY1_SM  0x4
176 #define E1000_SWFW_PHY2_SM  0x20
177 #define E1000_SWFW_PHY3_SM  0x40
178 
179 /* FACTPS Definitions */
180 /* Device Control */
181 #define E1000_CTRL_FD       0x00000001  /* Full duplex.0=half; 1=full */
182 #define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
183 #define E1000_CTRL_LRST     0x00000008  /* Link reset. 0=normal,1=reset */
184 #define E1000_CTRL_ASDE     0x00000020  /* Auto-speed detect enable */
185 #define E1000_CTRL_SLU      0x00000040  /* Set link up (Force Link) */
186 #define E1000_CTRL_ILOS     0x00000080  /* Invert Loss-Of Signal */
187 #define E1000_CTRL_SPD_SEL  0x00000300  /* Speed Select Mask */
188 #define E1000_CTRL_SPD_100  0x00000100  /* Force 100Mb */
189 #define E1000_CTRL_SPD_1000 0x00000200  /* Force 1Gb */
190 #define E1000_CTRL_FRCSPD   0x00000800  /* Force Speed */
191 #define E1000_CTRL_FRCDPX   0x00001000  /* Force Duplex */
192 /* Defined polarity of Dock/Undock indication in SDP[0] */
193 /* Reset both PHY ports, through PHYRST_N pin */
194 /* enable link status from external LINK_0 and LINK_1 pins */
195 #define E1000_CTRL_SWDPIN0  0x00040000  /* SWDPIN 0 value */
196 #define E1000_CTRL_SWDPIN1  0x00080000  /* SWDPIN 1 value */
197 #define E1000_CTRL_ADVD3WUC 0x00100000  /* D3 WUC */
198 #define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000 /* PHY PM enable */
199 #define E1000_CTRL_SDP0_DIR 0x00400000  /* SDP0 Data direction */
200 #define E1000_CTRL_SDP1_DIR 0x00800000  /* SDP1 Data direction */
201 #define E1000_CTRL_RST      0x04000000  /* Global reset */
202 #define E1000_CTRL_RFCE     0x08000000  /* Receive Flow Control enable */
203 #define E1000_CTRL_TFCE     0x10000000  /* Transmit flow control enable */
204 #define E1000_CTRL_VME      0x40000000  /* IEEE VLAN mode enable */
205 #define E1000_CTRL_PHY_RST  0x80000000  /* PHY Reset */
206 /* Initiate an interrupt to manageability engine */
207 #define E1000_CTRL_I2C_ENA  0x02000000  /* I2C enable */
208 
209 /* Bit definitions for the Management Data IO (MDIO) and Management Data
210  * Clock (MDC) pins in the Device Control Register.
211  */
212 
213 #define E1000_CONNSW_ENRGSRC             0x4
214 #define E1000_CONNSW_PHYSD		0x400
215 #define E1000_CONNSW_PHY_PDN		0x800
216 #define E1000_CONNSW_SERDESD		0x200
217 #define E1000_CONNSW_AUTOSENSE_CONF	0x2
218 #define E1000_CONNSW_AUTOSENSE_EN	0x1
219 #define E1000_PCS_CFG_PCS_EN             8
220 #define E1000_PCS_LCTL_FLV_LINK_UP       1
221 #define E1000_PCS_LCTL_FSV_100           2
222 #define E1000_PCS_LCTL_FSV_1000          4
223 #define E1000_PCS_LCTL_FDV_FULL          8
224 #define E1000_PCS_LCTL_FSD               0x10
225 #define E1000_PCS_LCTL_FORCE_LINK        0x20
226 #define E1000_PCS_LCTL_FORCE_FCTRL       0x80
227 #define E1000_PCS_LCTL_AN_ENABLE         0x10000
228 #define E1000_PCS_LCTL_AN_RESTART        0x20000
229 #define E1000_PCS_LCTL_AN_TIMEOUT        0x40000
230 #define E1000_ENABLE_SERDES_LOOPBACK     0x0410
231 
232 #define E1000_PCS_LSTS_LINK_OK           1
233 #define E1000_PCS_LSTS_SPEED_100         2
234 #define E1000_PCS_LSTS_SPEED_1000        4
235 #define E1000_PCS_LSTS_DUPLEX_FULL       8
236 #define E1000_PCS_LSTS_SYNK_OK           0x10
237 
238 /* Device Status */
239 #define E1000_STATUS_FD         0x00000001      /* Full duplex.0=half,1=full */
240 #define E1000_STATUS_LU         0x00000002      /* Link up.0=no,1=link */
241 #define E1000_STATUS_FUNC_MASK  0x0000000C      /* PCI Function Mask */
242 #define E1000_STATUS_FUNC_SHIFT 2
243 #define E1000_STATUS_FUNC_1     0x00000004      /* Function 1 */
244 #define E1000_STATUS_TXOFF      0x00000010      /* transmission paused */
245 #define E1000_STATUS_SPEED_100  0x00000040      /* Speed 100Mb/s */
246 #define E1000_STATUS_SPEED_1000 0x00000080      /* Speed 1000Mb/s */
247 /* Change in Dock/Undock state. Clear on write '0'. */
248 /* Status of Master requests. */
249 #define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000
250 /* BMC external code execution disabled */
251 
252 #define E1000_STATUS_2P5_SKU		0x00001000 /* Val of 2.5GBE SKU strap */
253 #define E1000_STATUS_2P5_SKU_OVER	0x00002000 /* Val of 2.5GBE SKU Over */
254 /* Constants used to intrepret the masked PCI-X bus speed. */
255 
256 #define SPEED_10    10
257 #define SPEED_100   100
258 #define SPEED_1000  1000
259 #define SPEED_2500  2500
260 #define HALF_DUPLEX 1
261 #define FULL_DUPLEX 2
262 
263 
264 #define ADVERTISE_10_HALF                 0x0001
265 #define ADVERTISE_10_FULL                 0x0002
266 #define ADVERTISE_100_HALF                0x0004
267 #define ADVERTISE_100_FULL                0x0008
268 #define ADVERTISE_1000_HALF               0x0010 /* Not used, just FYI */
269 #define ADVERTISE_1000_FULL               0x0020
270 
271 /* 1000/H is not supported, nor spec-compliant. */
272 #define E1000_ALL_SPEED_DUPLEX (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL | \
273 				ADVERTISE_100_HALF |  ADVERTISE_100_FULL | \
274 						      ADVERTISE_1000_FULL)
275 #define E1000_ALL_NOT_GIG      (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL | \
276 				ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
277 #define E1000_ALL_100_SPEED    (ADVERTISE_100_HALF |  ADVERTISE_100_FULL)
278 #define E1000_ALL_10_SPEED     (ADVERTISE_10_HALF  |  ADVERTISE_10_FULL)
279 #define E1000_ALL_FULL_DUPLEX  (ADVERTISE_10_FULL  |  ADVERTISE_100_FULL | \
280 						      ADVERTISE_1000_FULL)
281 #define E1000_ALL_HALF_DUPLEX  (ADVERTISE_10_HALF  |  ADVERTISE_100_HALF)
282 
283 #define AUTONEG_ADVERTISE_SPEED_DEFAULT   E1000_ALL_SPEED_DUPLEX
284 
285 /* LED Control */
286 #define E1000_LEDCTL_LED0_MODE_SHIFT	0
287 #define E1000_LEDCTL_LED0_BLINK		0x00000080
288 #define E1000_LEDCTL_LED0_MODE_MASK	0x0000000F
289 #define E1000_LEDCTL_LED0_IVRT		0x00000040
290 
291 #define E1000_LEDCTL_MODE_LED_ON        0xE
292 #define E1000_LEDCTL_MODE_LED_OFF       0xF
293 
294 /* Transmit Descriptor bit definitions */
295 #define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
296 #define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
297 #define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
298 #define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
299 #define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
300 #define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
301 #define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
302 /* Extended desc bits for Linksec and timesync */
303 
304 /* Transmit Control */
305 #define E1000_TCTL_EN     0x00000002    /* enable tx */
306 #define E1000_TCTL_PSP    0x00000008    /* pad short packets */
307 #define E1000_TCTL_CT     0x00000ff0    /* collision threshold */
308 #define E1000_TCTL_COLD   0x003ff000    /* collision distance */
309 #define E1000_TCTL_RTLC   0x01000000    /* Re-transmit on late collision */
310 
311 /* DMA Coalescing register fields */
312 #define E1000_DMACR_DMACWT_MASK         0x00003FFF /* DMA Coal Watchdog Timer */
313 #define E1000_DMACR_DMACTHR_MASK        0x00FF0000 /* DMA Coal Rx Threshold */
314 #define E1000_DMACR_DMACTHR_SHIFT       16
315 #define E1000_DMACR_DMAC_LX_MASK        0x30000000 /* Lx when no PCIe trans */
316 #define E1000_DMACR_DMAC_LX_SHIFT       28
317 #define E1000_DMACR_DMAC_EN             0x80000000 /* Enable DMA Coalescing */
318 /* DMA Coalescing BMC-to-OS Watchdog Enable */
319 #define E1000_DMACR_DC_BMC2OSW_EN	0x00008000
320 
321 #define E1000_DMCTXTH_DMCTTHR_MASK      0x00000FFF /* DMA Coal Tx Threshold */
322 
323 #define E1000_DMCTLX_TTLX_MASK          0x00000FFF /* Time to LX request */
324 
325 #define E1000_DMCRTRH_UTRESH_MASK       0x0007FFFF /* Rx Traffic Rate Thresh */
326 #define E1000_DMCRTRH_LRPRCW            0x80000000 /* Rx pkt rate curr window */
327 
328 #define E1000_DMCCNT_CCOUNT_MASK        0x01FFFFFF /* DMA Coal Rx Current Cnt */
329 
330 #define E1000_FCRTC_RTH_COAL_MASK       0x0003FFF0 /* FC Rx Thresh High val */
331 #define E1000_FCRTC_RTH_COAL_SHIFT      4
332 #define E1000_PCIEMISC_LX_DECISION      0x00000080 /* Lx power decision */
333 
334 /* Timestamp in Rx buffer */
335 #define E1000_RXPBS_CFG_TS_EN           0x80000000
336 
337 #define I210_RXPBSIZE_DEFAULT		0x000000A2 /* RXPBSIZE default */
338 #define I210_RXPBSIZE_MASK		0x0000003F
339 #define I210_RXPBSIZE_PB_30KB		0x0000001E
340 #define I210_RXPBSIZE_PB_32KB		0x00000020
341 #define I210_TXPBSIZE_DEFAULT		0x04000014 /* TXPBSIZE default */
342 #define I210_TXPBSIZE_MASK		0xC0FFFFFF
343 #define I210_TXPBSIZE_PB0_6KB		(6 << 0)
344 #define I210_TXPBSIZE_PB1_6KB		(6 << 6)
345 #define I210_TXPBSIZE_PB2_6KB		(6 << 12)
346 #define I210_TXPBSIZE_PB3_6KB		(6 << 18)
347 
348 #define I210_DTXMXPKTSZ_DEFAULT		0x00000098
349 
350 #define I210_SR_QUEUES_NUM		2
351 
352 /* SerDes Control */
353 #define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
354 
355 /* Receive Checksum Control */
356 #define E1000_RXCSUM_IPOFL     0x00000100   /* IPv4 checksum offload */
357 #define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
358 #define E1000_RXCSUM_CRCOFL    0x00000800   /* CRC32 offload enable */
359 #define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
360 
361 /* Header split receive */
362 #define E1000_RFCTL_IPV6_EX_DIS         0x00010000
363 #define E1000_RFCTL_LEF                 0x00040000
364 
365 /* Collision related configuration parameters */
366 #define E1000_COLLISION_THRESHOLD       15
367 #define E1000_CT_SHIFT                  4
368 #define E1000_COLLISION_DISTANCE        63
369 #define E1000_COLD_SHIFT                12
370 
371 /* Ethertype field values */
372 #define ETHERNET_IEEE_VLAN_TYPE 0x8100  /* 802.3ac packet */
373 
374 /* As per the EAS the maximum supported size is 9.5KB (9728 bytes) */
375 #define MAX_JUMBO_FRAME_SIZE		0x2600
376 #define MAX_STD_JUMBO_FRAME_SIZE	9216
377 
378 /* PBA constants */
379 #define E1000_PBA_34K 0x0022
380 #define E1000_PBA_64K 0x0040    /* 64KB */
381 
382 /* SW Semaphore Register */
383 #define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
384 #define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
385 
386 /* Interrupt Cause Read */
387 #define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
388 #define E1000_ICR_LSC           0x00000004 /* Link Status Change */
389 #define E1000_ICR_RXSEQ         0x00000008 /* rx sequence error */
390 #define E1000_ICR_RXDMT0        0x00000010 /* rx desc min. threshold (0) */
391 #define E1000_ICR_RXT0          0x00000080 /* rx timer intr (ring 0) */
392 #define E1000_ICR_VMMB          0x00000100 /* VM MB event */
393 #define E1000_ICR_TS            0x00080000 /* Time Sync Interrupt */
394 #define E1000_ICR_DRSTA         0x40000000 /* Device Reset Asserted */
395 /* If this bit asserted, the driver should claim the interrupt */
396 #define E1000_ICR_INT_ASSERTED  0x80000000
397 /* LAN connected device generates an interrupt */
398 #define E1000_ICR_DOUTSYNC      0x10000000 /* NIC DMA out of sync */
399 
400 /* Extended Interrupt Cause Read */
401 #define E1000_EICR_RX_QUEUE0    0x00000001 /* Rx Queue 0 Interrupt */
402 #define E1000_EICR_RX_QUEUE1    0x00000002 /* Rx Queue 1 Interrupt */
403 #define E1000_EICR_RX_QUEUE2    0x00000004 /* Rx Queue 2 Interrupt */
404 #define E1000_EICR_RX_QUEUE3    0x00000008 /* Rx Queue 3 Interrupt */
405 #define E1000_EICR_TX_QUEUE0    0x00000100 /* Tx Queue 0 Interrupt */
406 #define E1000_EICR_TX_QUEUE1    0x00000200 /* Tx Queue 1 Interrupt */
407 #define E1000_EICR_TX_QUEUE2    0x00000400 /* Tx Queue 2 Interrupt */
408 #define E1000_EICR_TX_QUEUE3    0x00000800 /* Tx Queue 3 Interrupt */
409 #define E1000_EICR_OTHER        0x80000000 /* Interrupt Cause Active */
410 /* TCP Timer */
411 
412 /* This defines the bits that are set in the Interrupt Mask
413  * Set/Read Register.  Each bit is documented below:
414  *   o RXT0   = Receiver Timer Interrupt (ring 0)
415  *   o TXDW   = Transmit Descriptor Written Back
416  *   o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
417  *   o RXSEQ  = Receive Sequence Error
418  *   o LSC    = Link Status Change
419  */
420 #define IMS_ENABLE_MASK ( \
421 	E1000_IMS_RXT0   |    \
422 	E1000_IMS_TXDW   |    \
423 	E1000_IMS_RXDMT0 |    \
424 	E1000_IMS_RXSEQ  |    \
425 	E1000_IMS_LSC    |    \
426 	E1000_IMS_DOUTSYNC)
427 
428 /* Interrupt Mask Set */
429 #define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
430 #define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
431 #define E1000_IMS_VMMB      E1000_ICR_VMMB      /* Mail box activity */
432 #define E1000_IMS_TS        E1000_ICR_TS        /* Time Sync Interrupt */
433 #define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
434 #define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
435 #define E1000_IMS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
436 #define E1000_IMS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Asserted */
437 #define E1000_IMS_DOUTSYNC  E1000_ICR_DOUTSYNC /* NIC DMA out of sync */
438 
439 /* Extended Interrupt Mask Set */
440 #define E1000_EIMS_OTHER        E1000_EICR_OTHER   /* Interrupt Cause Active */
441 
442 /* Interrupt Cause Set */
443 #define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
444 #define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
445 #define E1000_ICS_DRSTA     E1000_ICR_DRSTA     /* Device Reset Aserted */
446 
447 /* Extended Interrupt Cause Set */
448 /* E1000_EITR_CNT_IGNR is only for 82576 and newer */
449 #define E1000_EITR_CNT_IGNR     0x80000000 /* Don't reset counters on write */
450 
451 
452 /* Transmit Descriptor Control */
453 /* Enable the counting of descriptors still to be processed. */
454 
455 /* Flow Control Constants */
456 #define FLOW_CONTROL_ADDRESS_LOW  0x00C28001
457 #define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
458 #define FLOW_CONTROL_TYPE         0x8808
459 
460 /* Transmit Config Word */
461 #define E1000_TXCW_ASM_DIR	0x00000100 /* TXCW astm pause direction */
462 #define E1000_TXCW_PAUSE	0x00000080 /* TXCW sym pause request */
463 
464 /* 802.1q VLAN Packet Size */
465 #define VLAN_TAG_SIZE              4    /* 802.3ac tag (not DMA'd) */
466 #define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
467 
468 /* Receive Address */
469 /* Number of high/low register pairs in the RAR. The RAR (Receive Address
470  * Registers) holds the directed and multicast addresses that we monitor.
471  * Technically, we have 16 spots.  However, we reserve one of these spots
472  * (RAR[15]) for our directed address used by controllers with
473  * manageability enabled, allowing us room for 15 multicast addresses.
474  */
475 #define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
476 #define E1000_RAH_ASEL_SRC_ADDR 0x00010000
477 #define E1000_RAH_QSEL_ENABLE 0x10000000
478 #define E1000_RAL_MAC_ADDR_LEN 4
479 #define E1000_RAH_MAC_ADDR_LEN 2
480 #define E1000_RAH_POOL_MASK 0x03FC0000
481 #define E1000_RAH_POOL_1 0x00040000
482 
483 /* Error Codes */
484 #define E1000_ERR_NVM      1
485 #define E1000_ERR_PHY      2
486 #define E1000_ERR_CONFIG   3
487 #define E1000_ERR_PARAM    4
488 #define E1000_ERR_MAC_INIT 5
489 #define E1000_ERR_RESET   9
490 #define E1000_ERR_MASTER_REQUESTS_PENDING 10
491 #define E1000_BLK_PHY_RESET   12
492 #define E1000_ERR_SWFW_SYNC 13
493 #define E1000_NOT_IMPLEMENTED 14
494 #define E1000_ERR_MBX      15
495 #define E1000_ERR_INVALID_ARGUMENT  16
496 #define E1000_ERR_NO_SPACE          17
497 #define E1000_ERR_NVM_PBA_SECTION   18
498 #define E1000_ERR_INVM_VALUE_NOT_FOUND	19
499 #define E1000_ERR_I2C               20
500 
501 /* Loop limit on how long we wait for auto-negotiation to complete */
502 #define COPPER_LINK_UP_LIMIT              10
503 #define PHY_AUTO_NEG_LIMIT                45
504 #define PHY_FORCE_LIMIT                   20
505 /* Number of 100 microseconds we wait for PCI Express master disable */
506 #define MASTER_DISABLE_TIMEOUT      800
507 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
508 #define PHY_CFG_TIMEOUT             100
509 /* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
510 /* Number of milliseconds for NVM auto read done after MAC reset. */
511 #define AUTO_READ_DONE_TIMEOUT      10
512 
513 /* Flow Control */
514 #define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
515 
516 #define E1000_TSYNCTXCTL_VALID    0x00000001 /* tx timestamp valid */
517 #define E1000_TSYNCTXCTL_ENABLED  0x00000010 /* enable tx timestampping */
518 
519 #define E1000_TSYNCRXCTL_VALID      0x00000001 /* rx timestamp valid */
520 #define E1000_TSYNCRXCTL_TYPE_MASK  0x0000000E /* rx type mask */
521 #define E1000_TSYNCRXCTL_TYPE_L2_V2       0x00
522 #define E1000_TSYNCRXCTL_TYPE_L4_V1       0x02
523 #define E1000_TSYNCRXCTL_TYPE_L2_L4_V2    0x04
524 #define E1000_TSYNCRXCTL_TYPE_ALL         0x08
525 #define E1000_TSYNCRXCTL_TYPE_EVENT_V2    0x0A
526 #define E1000_TSYNCRXCTL_ENABLED    0x00000010 /* enable rx timestampping */
527 
528 #define E1000_TSYNCRXCFG_PTP_V1_CTRLT_MASK   0x000000FF
529 #define E1000_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE       0x00
530 #define E1000_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE  0x01
531 #define E1000_TSYNCRXCFG_PTP_V1_FOLLOWUP_MESSAGE   0x02
532 #define E1000_TSYNCRXCFG_PTP_V1_DELAY_RESP_MESSAGE 0x03
533 #define E1000_TSYNCRXCFG_PTP_V1_MANAGEMENT_MESSAGE 0x04
534 
535 #define E1000_TSYNCRXCFG_PTP_V2_MSGID_MASK               0x00000F00
536 #define E1000_TSYNCRXCFG_PTP_V2_SYNC_MESSAGE                 0x0000
537 #define E1000_TSYNCRXCFG_PTP_V2_DELAY_REQ_MESSAGE            0x0100
538 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_REQ_MESSAGE       0x0200
539 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_RESP_MESSAGE      0x0300
540 #define E1000_TSYNCRXCFG_PTP_V2_FOLLOWUP_MESSAGE             0x0800
541 #define E1000_TSYNCRXCFG_PTP_V2_DELAY_RESP_MESSAGE           0x0900
542 #define E1000_TSYNCRXCFG_PTP_V2_PATH_DELAY_FOLLOWUP_MESSAGE  0x0A00
543 #define E1000_TSYNCRXCFG_PTP_V2_ANNOUNCE_MESSAGE             0x0B00
544 #define E1000_TSYNCRXCFG_PTP_V2_SIGNALLING_MESSAGE           0x0C00
545 #define E1000_TSYNCRXCFG_PTP_V2_MANAGEMENT_MESSAGE           0x0D00
546 
547 #define E1000_TIMINCA_16NS_SHIFT 24
548 
549 /* Time Sync Interrupt Cause/Mask Register Bits */
550 
551 #define TSINTR_SYS_WRAP  BIT(0) /* SYSTIM Wrap around. */
552 #define TSINTR_TXTS      BIT(1) /* Transmit Timestamp. */
553 #define TSINTR_RXTS      BIT(2) /* Receive Timestamp. */
554 #define TSINTR_TT0       BIT(3) /* Target Time 0 Trigger. */
555 #define TSINTR_TT1       BIT(4) /* Target Time 1 Trigger. */
556 #define TSINTR_AUTT0     BIT(5) /* Auxiliary Timestamp 0 Taken. */
557 #define TSINTR_AUTT1     BIT(6) /* Auxiliary Timestamp 1 Taken. */
558 #define TSINTR_TADJ      BIT(7) /* Time Adjust Done. */
559 
560 #define TSYNC_INTERRUPTS TSINTR_TXTS
561 #define E1000_TSICR_TXTS TSINTR_TXTS
562 
563 /* TSAUXC Configuration Bits */
564 #define TSAUXC_EN_TT0    BIT(0)  /* Enable target time 0. */
565 #define TSAUXC_EN_TT1    BIT(1)  /* Enable target time 1. */
566 #define TSAUXC_EN_CLK0   BIT(2)  /* Enable Configurable Frequency Clock 0. */
567 #define TSAUXC_SAMP_AUT0 BIT(3)  /* Latch SYSTIML/H into AUXSTMPL/0. */
568 #define TSAUXC_ST0       BIT(4)  /* Start Clock 0 Toggle on Target Time 0. */
569 #define TSAUXC_EN_CLK1   BIT(5)  /* Enable Configurable Frequency Clock 1. */
570 #define TSAUXC_SAMP_AUT1 BIT(6)  /* Latch SYSTIML/H into AUXSTMPL/1. */
571 #define TSAUXC_ST1       BIT(7)  /* Start Clock 1 Toggle on Target Time 1. */
572 #define TSAUXC_EN_TS0    BIT(8)  /* Enable hardware timestamp 0. */
573 #define TSAUXC_AUTT0     BIT(9)  /* Auxiliary Timestamp Taken. */
574 #define TSAUXC_EN_TS1    BIT(10) /* Enable hardware timestamp 0. */
575 #define TSAUXC_AUTT1     BIT(11) /* Auxiliary Timestamp Taken. */
576 #define TSAUXC_PLSG      BIT(17) /* Generate a pulse. */
577 #define TSAUXC_DISABLE   BIT(31) /* Disable SYSTIM Count Operation. */
578 
579 /* SDP Configuration Bits */
580 #define AUX0_SEL_SDP0    (0u << 0)  /* Assign SDP0 to auxiliary time stamp 0. */
581 #define AUX0_SEL_SDP1    (1u << 0)  /* Assign SDP1 to auxiliary time stamp 0. */
582 #define AUX0_SEL_SDP2    (2u << 0)  /* Assign SDP2 to auxiliary time stamp 0. */
583 #define AUX0_SEL_SDP3    (3u << 0)  /* Assign SDP3 to auxiliary time stamp 0. */
584 #define AUX0_TS_SDP_EN   (1u << 2)  /* Enable auxiliary time stamp trigger 0. */
585 #define AUX1_SEL_SDP0    (0u << 3)  /* Assign SDP0 to auxiliary time stamp 1. */
586 #define AUX1_SEL_SDP1    (1u << 3)  /* Assign SDP1 to auxiliary time stamp 1. */
587 #define AUX1_SEL_SDP2    (2u << 3)  /* Assign SDP2 to auxiliary time stamp 1. */
588 #define AUX1_SEL_SDP3    (3u << 3)  /* Assign SDP3 to auxiliary time stamp 1. */
589 #define AUX1_TS_SDP_EN   (1u << 5)  /* Enable auxiliary time stamp trigger 1. */
590 #define TS_SDP0_SEL_TT0  (0u << 6)  /* Target time 0 is output on SDP0. */
591 #define TS_SDP0_SEL_TT1  (1u << 6)  /* Target time 1 is output on SDP0. */
592 #define TS_SDP0_SEL_FC0  (2u << 6)  /* Freq clock  0 is output on SDP0. */
593 #define TS_SDP0_SEL_FC1  (3u << 6)  /* Freq clock  1 is output on SDP0. */
594 #define TS_SDP0_EN       (1u << 8)  /* SDP0 is assigned to Tsync. */
595 #define TS_SDP1_SEL_TT0  (0u << 9)  /* Target time 0 is output on SDP1. */
596 #define TS_SDP1_SEL_TT1  (1u << 9)  /* Target time 1 is output on SDP1. */
597 #define TS_SDP1_SEL_FC0  (2u << 9)  /* Freq clock  0 is output on SDP1. */
598 #define TS_SDP1_SEL_FC1  (3u << 9)  /* Freq clock  1 is output on SDP1. */
599 #define TS_SDP1_EN       (1u << 11) /* SDP1 is assigned to Tsync. */
600 #define TS_SDP2_SEL_TT0  (0u << 12) /* Target time 0 is output on SDP2. */
601 #define TS_SDP2_SEL_TT1  (1u << 12) /* Target time 1 is output on SDP2. */
602 #define TS_SDP2_SEL_FC0  (2u << 12) /* Freq clock  0 is output on SDP2. */
603 #define TS_SDP2_SEL_FC1  (3u << 12) /* Freq clock  1 is output on SDP2. */
604 #define TS_SDP2_EN       (1u << 14) /* SDP2 is assigned to Tsync. */
605 #define TS_SDP3_SEL_TT0  (0u << 15) /* Target time 0 is output on SDP3. */
606 #define TS_SDP3_SEL_TT1  (1u << 15) /* Target time 1 is output on SDP3. */
607 #define TS_SDP3_SEL_FC0  (2u << 15) /* Freq clock  0 is output on SDP3. */
608 #define TS_SDP3_SEL_FC1  (3u << 15) /* Freq clock  1 is output on SDP3. */
609 #define TS_SDP3_EN       (1u << 17) /* SDP3 is assigned to Tsync. */
610 
611 #define E1000_MDICNFG_EXT_MDIO    0x80000000      /* MDI ext/int destination */
612 #define E1000_MDICNFG_COM_MDIO    0x40000000      /* MDI shared w/ lan 0 */
613 #define E1000_MDICNFG_PHY_MASK    0x03E00000
614 #define E1000_MDICNFG_PHY_SHIFT   21
615 
616 #define E1000_MEDIA_PORT_COPPER			1
617 #define E1000_MEDIA_PORT_OTHER			2
618 #define E1000_M88E1112_AUTO_COPPER_SGMII	0x2
619 #define E1000_M88E1112_AUTO_COPPER_BASEX	0x3
620 #define E1000_M88E1112_STATUS_LINK		0x0004 /* Interface Link Bit */
621 #define E1000_M88E1112_MAC_CTRL_1		0x10
622 #define E1000_M88E1112_MAC_CTRL_1_MODE_MASK	0x0380 /* Mode Select */
623 #define E1000_M88E1112_MAC_CTRL_1_MODE_SHIFT	7
624 #define E1000_M88E1112_PAGE_ADDR		0x16
625 #define E1000_M88E1112_STATUS			0x01
626 #define E1000_M88E1512_CFG_REG_1		0x0010
627 #define E1000_M88E1512_CFG_REG_2		0x0011
628 #define E1000_M88E1512_CFG_REG_3		0x0007
629 #define E1000_M88E1512_MODE			0x0014
630 
631 /* PCI Express Control */
632 #define E1000_GCR_CMPL_TMOUT_MASK       0x0000F000
633 #define E1000_GCR_CMPL_TMOUT_10ms       0x00001000
634 #define E1000_GCR_CMPL_TMOUT_RESEND     0x00010000
635 #define E1000_GCR_CAP_VER2              0x00040000
636 
637 /* mPHY Address Control and Data Registers */
638 #define E1000_MPHY_ADDR_CTL          0x0024 /* mPHY Address Control Register */
639 #define E1000_MPHY_ADDR_CTL_OFFSET_MASK 0xFFFF0000
640 #define E1000_MPHY_DATA                 0x0E10 /* mPHY Data Register */
641 
642 /* mPHY PCS CLK Register */
643 #define E1000_MPHY_PCS_CLK_REG_OFFSET  0x0004 /* mPHY PCS CLK AFE CSR Offset */
644 /* mPHY Near End Digital Loopback Override Bit */
645 #define E1000_MPHY_PCS_CLK_REG_DIGINELBEN 0x10
646 
647 #define E1000_PCS_LCTL_FORCE_FCTRL	0x80
648 #define E1000_PCS_LSTS_AN_COMPLETE	0x10000
649 
650 /* PHY Control Register */
651 #define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
652 #define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
653 #define MII_CR_POWER_DOWN       0x0800  /* Power down */
654 #define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
655 #define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
656 #define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
657 #define MII_CR_SPEED_1000       0x0040
658 #define MII_CR_SPEED_100        0x2000
659 #define MII_CR_SPEED_10         0x0000
660 
661 /* PHY Status Register */
662 #define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
663 #define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
664 
665 /* Autoneg Advertisement Register */
666 #define NWAY_AR_10T_HD_CAPS      0x0020   /* 10T   Half Duplex Capable */
667 #define NWAY_AR_10T_FD_CAPS      0x0040   /* 10T   Full Duplex Capable */
668 #define NWAY_AR_100TX_HD_CAPS    0x0080   /* 100TX Half Duplex Capable */
669 #define NWAY_AR_100TX_FD_CAPS    0x0100   /* 100TX Full Duplex Capable */
670 #define NWAY_AR_PAUSE            0x0400   /* Pause operation desired */
671 #define NWAY_AR_ASM_DIR          0x0800   /* Asymmetric Pause Direction bit */
672 
673 /* Link Partner Ability Register (Base Page) */
674 #define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
675 #define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
676 
677 /* Autoneg Expansion Register */
678 
679 /* 1000BASE-T Control Register */
680 #define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
681 #define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
682 #define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
683 					/* 0=Configure PHY as Slave */
684 #define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
685 					/* 0=Automatic Master/Slave config */
686 
687 /* 1000BASE-T Status Register */
688 #define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
689 #define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
690 
691 
692 /* PHY 1000 MII Register/Bit Definitions */
693 /* PHY Registers defined by IEEE */
694 #define PHY_CONTROL      0x00 /* Control Register */
695 #define PHY_STATUS       0x01 /* Status Register */
696 #define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
697 #define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
698 #define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
699 #define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
700 #define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
701 #define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
702 
703 /* NVM Control */
704 #define E1000_EECD_SK        0x00000001 /* NVM Clock */
705 #define E1000_EECD_CS        0x00000002 /* NVM Chip Select */
706 #define E1000_EECD_DI        0x00000004 /* NVM Data In */
707 #define E1000_EECD_DO        0x00000008 /* NVM Data Out */
708 #define E1000_EECD_REQ       0x00000040 /* NVM Access Request */
709 #define E1000_EECD_GNT       0x00000080 /* NVM Access Grant */
710 #define E1000_EECD_PRES      0x00000100 /* NVM Present */
711 /* NVM Addressing bits based on type 0=small, 1=large */
712 #define E1000_EECD_ADDR_BITS 0x00000400
713 #define E1000_NVM_GRANT_ATTEMPTS   1000 /* NVM # attempts to gain grant */
714 #define E1000_EECD_AUTO_RD          0x00000200  /* NVM Auto Read done */
715 #define E1000_EECD_SIZE_EX_MASK     0x00007800  /* NVM Size */
716 #define E1000_EECD_SIZE_EX_SHIFT     11
717 #define E1000_EECD_FLUPD_I210		0x00800000 /* Update FLASH */
718 #define E1000_EECD_FLUDONE_I210		0x04000000 /* Update FLASH done*/
719 #define E1000_EECD_FLASH_DETECTED_I210	0x00080000 /* FLASH detected */
720 #define E1000_FLUDONE_ATTEMPTS		20000
721 #define E1000_EERD_EEWR_MAX_COUNT	512 /* buffered EEPROM words rw */
722 #define E1000_I210_FIFO_SEL_RX		0x00
723 #define E1000_I210_FIFO_SEL_TX_QAV(_i)	(0x02 + (_i))
724 #define E1000_I210_FIFO_SEL_TX_LEGACY	E1000_I210_FIFO_SEL_TX_QAV(0)
725 #define E1000_I210_FIFO_SEL_BMC2OS_TX	0x06
726 #define E1000_I210_FIFO_SEL_BMC2OS_RX	0x01
727 #define E1000_I210_FLASH_SECTOR_SIZE	0x1000 /* 4KB FLASH sector unit size */
728 /* Secure FLASH mode requires removing MSb */
729 #define E1000_I210_FW_PTR_MASK		0x7FFF
730 /* Firmware code revision field word offset*/
731 #define E1000_I210_FW_VER_OFFSET	328
732 #define E1000_EECD_FLUPD_I210		0x00800000 /* Update FLASH */
733 #define E1000_EECD_FLUDONE_I210		0x04000000 /* Update FLASH done*/
734 #define E1000_FLUDONE_ATTEMPTS		20000
735 #define E1000_EERD_EEWR_MAX_COUNT	512 /* buffered EEPROM words rw */
736 #define E1000_I210_FIFO_SEL_RX		0x00
737 #define E1000_I210_FIFO_SEL_TX_QAV(_i)	(0x02 + (_i))
738 #define E1000_I210_FIFO_SEL_TX_LEGACY	E1000_I210_FIFO_SEL_TX_QAV(0)
739 #define E1000_I210_FIFO_SEL_BMC2OS_TX	0x06
740 #define E1000_I210_FIFO_SEL_BMC2OS_RX	0x01
741 
742 
743 /* Offset to data in NVM read/write registers */
744 #define E1000_NVM_RW_REG_DATA   16
745 #define E1000_NVM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
746 #define E1000_NVM_RW_REG_START  1    /* Start operation */
747 #define E1000_NVM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
748 #define E1000_NVM_POLL_READ     0    /* Flag for polling for read complete */
749 
750 /* NVM Word Offsets */
751 #define NVM_COMPAT                 0x0003
752 #define NVM_ID_LED_SETTINGS        0x0004 /* SERDES output amplitude */
753 #define NVM_VERSION                0x0005
754 #define NVM_INIT_CONTROL2_REG      0x000F
755 #define NVM_INIT_CONTROL3_PORT_B   0x0014
756 #define NVM_INIT_CONTROL3_PORT_A   0x0024
757 #define NVM_ALT_MAC_ADDR_PTR       0x0037
758 #define NVM_CHECKSUM_REG           0x003F
759 #define NVM_COMPATIBILITY_REG_3    0x0003
760 #define NVM_COMPATIBILITY_BIT_MASK 0x8000
761 #define NVM_MAC_ADDR               0x0000
762 #define NVM_SUB_DEV_ID             0x000B
763 #define NVM_SUB_VEN_ID             0x000C
764 #define NVM_DEV_ID                 0x000D
765 #define NVM_VEN_ID                 0x000E
766 #define NVM_INIT_CTRL_2            0x000F
767 #define NVM_INIT_CTRL_4            0x0013
768 #define NVM_LED_1_CFG              0x001C
769 #define NVM_LED_0_2_CFG            0x001F
770 #define NVM_ETRACK_WORD            0x0042
771 #define NVM_ETRACK_HIWORD          0x0043
772 #define NVM_COMB_VER_OFF           0x0083
773 #define NVM_COMB_VER_PTR           0x003d
774 
775 /* NVM version defines */
776 #define NVM_MAJOR_MASK			0xF000
777 #define NVM_MINOR_MASK			0x0FF0
778 #define NVM_IMAGE_ID_MASK		0x000F
779 #define NVM_COMB_VER_MASK		0x00FF
780 #define NVM_MAJOR_SHIFT			12
781 #define NVM_MINOR_SHIFT			4
782 #define NVM_COMB_VER_SHFT		8
783 #define NVM_VER_INVALID			0xFFFF
784 #define NVM_ETRACK_SHIFT		16
785 #define NVM_ETRACK_VALID		0x8000
786 #define NVM_NEW_DEC_MASK		0x0F00
787 #define NVM_HEX_CONV			16
788 #define NVM_HEX_TENS			10
789 
790 #define NVM_ETS_CFG			0x003E
791 #define NVM_ETS_LTHRES_DELTA_MASK	0x07C0
792 #define NVM_ETS_LTHRES_DELTA_SHIFT	6
793 #define NVM_ETS_TYPE_MASK		0x0038
794 #define NVM_ETS_TYPE_SHIFT		3
795 #define NVM_ETS_TYPE_EMC		0x000
796 #define NVM_ETS_NUM_SENSORS_MASK	0x0007
797 #define NVM_ETS_DATA_LOC_MASK		0x3C00
798 #define NVM_ETS_DATA_LOC_SHIFT		10
799 #define NVM_ETS_DATA_INDEX_MASK		0x0300
800 #define NVM_ETS_DATA_INDEX_SHIFT	8
801 #define NVM_ETS_DATA_HTHRESH_MASK	0x00FF
802 
803 #define E1000_NVM_CFG_DONE_PORT_0  0x040000 /* MNG config cycle done */
804 #define E1000_NVM_CFG_DONE_PORT_1  0x080000 /* ...for second port */
805 #define E1000_NVM_CFG_DONE_PORT_2  0x100000 /* ...for third port */
806 #define E1000_NVM_CFG_DONE_PORT_3  0x200000 /* ...for fourth port */
807 
808 #define NVM_82580_LAN_FUNC_OFFSET(a) (a ? (0x40 + (0x40 * a)) : 0)
809 
810 /* Mask bits for fields in Word 0x24 of the NVM */
811 #define NVM_WORD24_COM_MDIO         0x0008 /* MDIO interface shared */
812 #define NVM_WORD24_EXT_MDIO         0x0004 /* MDIO accesses routed external */
813 
814 /* Mask bits for fields in Word 0x0f of the NVM */
815 #define NVM_WORD0F_PAUSE_MASK       0x3000
816 #define NVM_WORD0F_ASM_DIR          0x2000
817 
818 /* Mask bits for fields in Word 0x1a of the NVM */
819 
820 /* length of string needed to store part num */
821 #define E1000_PBANUM_LENGTH         11
822 
823 /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
824 #define NVM_SUM                    0xBABA
825 
826 #define NVM_PBA_OFFSET_0           8
827 #define NVM_PBA_OFFSET_1           9
828 #define NVM_RESERVED_WORD		0xFFFF
829 #define NVM_PBA_PTR_GUARD          0xFAFA
830 #define NVM_WORD_SIZE_BASE_SHIFT   6
831 
832 /* NVM Commands - Microwire */
833 
834 /* NVM Commands - SPI */
835 #define NVM_MAX_RETRY_SPI          5000 /* Max wait of 5ms, for RDY signal */
836 #define NVM_WRITE_OPCODE_SPI       0x02 /* NVM write opcode */
837 #define NVM_READ_OPCODE_SPI        0x03 /* NVM read opcode */
838 #define NVM_A8_OPCODE_SPI          0x08 /* opcode bit-3 = address bit-8 */
839 #define NVM_WREN_OPCODE_SPI        0x06 /* NVM set Write Enable latch */
840 #define NVM_RDSR_OPCODE_SPI        0x05 /* NVM read Status register */
841 
842 /* SPI NVM Status Register */
843 #define NVM_STATUS_RDY_SPI         0x01
844 
845 /* Word definitions for ID LED Settings */
846 #define ID_LED_RESERVED_0000 0x0000
847 #define ID_LED_RESERVED_FFFF 0xFFFF
848 #define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2  << 12) | \
849 			      (ID_LED_OFF1_OFF2 <<  8) | \
850 			      (ID_LED_DEF1_DEF2 <<  4) | \
851 			      (ID_LED_DEF1_DEF2))
852 #define ID_LED_DEF1_DEF2     0x1
853 #define ID_LED_DEF1_ON2      0x2
854 #define ID_LED_DEF1_OFF2     0x3
855 #define ID_LED_ON1_DEF2      0x4
856 #define ID_LED_ON1_ON2       0x5
857 #define ID_LED_ON1_OFF2      0x6
858 #define ID_LED_OFF1_DEF2     0x7
859 #define ID_LED_OFF1_ON2      0x8
860 #define ID_LED_OFF1_OFF2     0x9
861 
862 #define IGP_ACTIVITY_LED_MASK   0xFFFFF0FF
863 #define IGP_ACTIVITY_LED_ENABLE 0x0300
864 #define IGP_LED3_MODE           0x07000000
865 
866 /* PCI/PCI-X/PCI-EX Config space */
867 #define PCIE_DEVICE_CONTROL2         0x28
868 #define PCIE_DEVICE_CONTROL2_16ms    0x0005
869 
870 #define PHY_REVISION_MASK      0xFFFFFFF0
871 #define MAX_PHY_REG_ADDRESS    0x1F  /* 5 bit address bus (0-0x1F) */
872 #define MAX_PHY_MULTI_PAGE_REG 0xF
873 
874 /* Bit definitions for valid PHY IDs. */
875 /* I = Integrated
876  * E = External
877  */
878 #define M88E1111_I_PHY_ID    0x01410CC0
879 #define M88E1112_E_PHY_ID    0x01410C90
880 #define I347AT4_E_PHY_ID     0x01410DC0
881 #define IGP03E1000_E_PHY_ID  0x02A80390
882 #define I82580_I_PHY_ID      0x015403A0
883 #define I350_I_PHY_ID        0x015403B0
884 #define M88_VENDOR           0x0141
885 #define I210_I_PHY_ID        0x01410C00
886 #define M88E1543_E_PHY_ID    0x01410EA0
887 #define M88E1512_E_PHY_ID    0x01410DD0
888 #define BCM54616_E_PHY_ID    0x03625D10
889 
890 /* M88E1000 Specific Registers */
891 #define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
892 #define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
893 #define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
894 
895 #define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
896 #define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
897 
898 /* M88E1000 PHY Specific Control Register */
899 #define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
900 /* 1=CLK125 low, 0=CLK125 toggling */
901 #define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
902 					       /* Manual MDI configuration */
903 #define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
904 /* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
905 #define M88E1000_PSCR_AUTO_X_1000T     0x0040
906 /* Auto crossover enabled all speeds */
907 #define M88E1000_PSCR_AUTO_X_MODE      0x0060
908 /* 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold
909  * 0=Normal 10BASE-T Rx Threshold
910  */
911 /* 1=5-bit interface in 100BASE-TX, 0=MII interface in 100BASE-TX */
912 #define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800 /* 1=Assert CRS on Transmit */
913 
914 /* M88E1000 PHY Specific Status Register */
915 #define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
916 #define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
917 #define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
918 /* 0 = <50M
919  * 1 = 50-80M
920  * 2 = 80-110M
921  * 3 = 110-140M
922  * 4 = >140M
923  */
924 #define M88E1000_PSSR_CABLE_LENGTH       0x0380
925 #define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
926 #define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
927 
928 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
929 
930 /* M88E1000 Extended PHY Specific Control Register */
931 /* 1 = Lost lock detect enabled.
932  * Will assert lost lock and bring
933  * link down if idle not seen
934  * within 1ms in 1000BASE-T
935  */
936 /* Number of times we will attempt to autonegotiate before downshifting if we
937  * are the master
938  */
939 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
940 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X   0x0000
941 /* Number of times we will attempt to autonegotiate before downshifting if we
942  * are the slave
943  */
944 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK  0x0300
945 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
946 #define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
947 
948 /* Intel i347-AT4 Registers */
949 
950 #define I347AT4_PCDL0                  0x10 /* Pair 0 PHY Cable Diagnostics Length */
951 #define I347AT4_PCDL1                  0x11 /* Pair 1 PHY Cable Diagnostics Length */
952 #define I347AT4_PCDL2                  0x12 /* Pair 2 PHY Cable Diagnostics Length */
953 #define I347AT4_PCDL3                  0x13 /* Pair 3 PHY Cable Diagnostics Length */
954 #define I347AT4_PCDC                   0x15 /* PHY Cable Diagnostics Control */
955 #define I347AT4_PAGE_SELECT            0x16
956 
957 /* i347-AT4 Extended PHY Specific Control Register */
958 
959 /*  Number of times we will attempt to autonegotiate before downshifting if we
960  *  are the master
961  */
962 #define I347AT4_PSCR_DOWNSHIFT_ENABLE 0x0800
963 #define I347AT4_PSCR_DOWNSHIFT_MASK   0x7000
964 #define I347AT4_PSCR_DOWNSHIFT_1X     0x0000
965 #define I347AT4_PSCR_DOWNSHIFT_2X     0x1000
966 #define I347AT4_PSCR_DOWNSHIFT_3X     0x2000
967 #define I347AT4_PSCR_DOWNSHIFT_4X     0x3000
968 #define I347AT4_PSCR_DOWNSHIFT_5X     0x4000
969 #define I347AT4_PSCR_DOWNSHIFT_6X     0x5000
970 #define I347AT4_PSCR_DOWNSHIFT_7X     0x6000
971 #define I347AT4_PSCR_DOWNSHIFT_8X     0x7000
972 
973 /* i347-AT4 PHY Cable Diagnostics Control */
974 #define I347AT4_PCDC_CABLE_LENGTH_UNIT 0x0400 /* 0=cm 1=meters */
975 
976 /* Marvell 1112 only registers */
977 #define M88E1112_VCT_DSP_DISTANCE       0x001A
978 
979 /* M88EC018 Rev 2 specific DownShift settings */
980 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
981 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X    0x0800
982 
983 /* MDI Control */
984 #define E1000_MDIC_DATA_MASK 0x0000FFFF
985 #define E1000_MDIC_REG_MASK  0x001F0000
986 #define E1000_MDIC_REG_SHIFT 16
987 #define E1000_MDIC_PHY_MASK  0x03E00000
988 #define E1000_MDIC_PHY_SHIFT 21
989 #define E1000_MDIC_OP_WRITE  0x04000000
990 #define E1000_MDIC_OP_READ   0x08000000
991 #define E1000_MDIC_READY     0x10000000
992 #define E1000_MDIC_INT_EN    0x20000000
993 #define E1000_MDIC_ERROR     0x40000000
994 #define E1000_MDIC_DEST      0x80000000
995 
996 /* Thermal Sensor */
997 #define E1000_THSTAT_PWR_DOWN       0x00000001 /* Power Down Event */
998 #define E1000_THSTAT_LINK_THROTTLE  0x00000002 /* Link Speed Throttle Event */
999 
1000 /* Energy Efficient Ethernet */
1001 #define E1000_IPCNFG_EEE_1G_AN       0x00000008  /* EEE Enable 1G AN */
1002 #define E1000_IPCNFG_EEE_100M_AN     0x00000004  /* EEE Enable 100M AN */
1003 #define E1000_EEER_TX_LPI_EN         0x00010000  /* EEE Tx LPI Enable */
1004 #define E1000_EEER_RX_LPI_EN         0x00020000  /* EEE Rx LPI Enable */
1005 #define E1000_EEER_FRC_AN            0x10000000  /* Enable EEE in loopback */
1006 #define E1000_EEER_LPI_FC            0x00040000  /* EEE Enable on FC */
1007 #define E1000_EEE_SU_LPI_CLK_STP     0X00800000  /* EEE LPI Clock Stop */
1008 #define E1000_EEER_EEE_NEG           0x20000000  /* EEE capability nego */
1009 #define E1000_EEE_LP_ADV_ADDR_I350   0x040F      /* EEE LP Advertisement */
1010 #define E1000_EEE_LP_ADV_DEV_I210    7           /* EEE LP Adv Device */
1011 #define E1000_EEE_LP_ADV_ADDR_I210   61          /* EEE LP Adv Register */
1012 #define E1000_MMDAC_FUNC_DATA        0x4000      /* Data, no post increment */
1013 #define E1000_M88E1543_PAGE_ADDR	0x16       /* Page Offset Register */
1014 #define E1000_M88E1543_EEE_CTRL_1	0x0
1015 #define E1000_M88E1543_EEE_CTRL_1_MS	0x0001     /* EEE Master/Slave */
1016 #define E1000_M88E1543_FIBER_CTRL	0x0
1017 #define E1000_EEE_ADV_DEV_I354		7
1018 #define E1000_EEE_ADV_ADDR_I354		60
1019 #define E1000_EEE_ADV_100_SUPPORTED	BIT(1)   /* 100BaseTx EEE Supported */
1020 #define E1000_EEE_ADV_1000_SUPPORTED	BIT(2)   /* 1000BaseT EEE Supported */
1021 #define E1000_PCS_STATUS_DEV_I354	3
1022 #define E1000_PCS_STATUS_ADDR_I354	1
1023 #define E1000_PCS_STATUS_TX_LPI_IND	0x0200     /* Tx in LPI state */
1024 #define E1000_PCS_STATUS_RX_LPI_RCVD	0x0400
1025 #define E1000_PCS_STATUS_TX_LPI_RCVD	0x0800
1026 
1027 /* SerDes Control */
1028 #define E1000_GEN_CTL_READY             0x80000000
1029 #define E1000_GEN_CTL_ADDRESS_SHIFT     8
1030 #define E1000_GEN_POLL_TIMEOUT          640
1031 
1032 #define E1000_VFTA_ENTRY_SHIFT               5
1033 #define E1000_VFTA_ENTRY_MASK                0x7F
1034 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK      0x1F
1035 
1036 /* Tx Rate-Scheduler Config fields */
1037 #define E1000_RTTBCNRC_RS_ENA		0x80000000
1038 #define E1000_RTTBCNRC_RF_DEC_MASK	0x00003FFF
1039 #define E1000_RTTBCNRC_RF_INT_SHIFT	14
1040 #define E1000_RTTBCNRC_RF_INT_MASK	\
1041 	(E1000_RTTBCNRC_RF_DEC_MASK << E1000_RTTBCNRC_RF_INT_SHIFT)
1042 
1043 #define E1000_VLAPQF_QUEUE_SEL(_n, q_idx) (q_idx << ((_n) * 4))
1044 #define E1000_VLAPQF_P_VALID(_n)	(0x1 << (3 + (_n) * 4))
1045 #define E1000_VLAPQF_QUEUE_MASK	0x03
1046 
1047 /* TX Qav Control fields */
1048 #define E1000_TQAVCTRL_XMIT_MODE	BIT(0)
1049 #define E1000_TQAVCTRL_DATAFETCHARB	BIT(4)
1050 #define E1000_TQAVCTRL_DATATRANARB	BIT(8)
1051 #define E1000_TQAVCTRL_DATATRANTIM	BIT(9)
1052 #define E1000_TQAVCTRL_SP_WAIT_SR	BIT(10)
1053 /* Fetch Time Delta - bits 31:16
1054  *
1055  * This field holds the value to be reduced from the launch time for
1056  * fetch time decision. The FetchTimeDelta value is defined in 32 ns
1057  * granularity.
1058  *
1059  * This field is 16 bits wide, and so the maximum value is:
1060  *
1061  * 65535 * 32 = 2097120 ~= 2.1 msec
1062  *
1063  * XXX: We are configuring the max value here since we couldn't come up
1064  * with a reason for not doing so.
1065  */
1066 #define E1000_TQAVCTRL_FETCHTIME_DELTA	(0xFFFF << 16)
1067 
1068 /* TX Qav Credit Control fields */
1069 #define E1000_TQAVCC_IDLESLOPE_MASK	0xFFFF
1070 #define E1000_TQAVCC_QUEUEMODE		BIT(31)
1071 
1072 /* Transmit Descriptor Control fields */
1073 #define E1000_TXDCTL_PRIORITY		BIT(27)
1074 
1075 #endif
1076