igb: make dev_spec a union and remove dynamic allocation
[deliverable/linux.git] / drivers / net / igb / e1000_defines.h
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1/*******************************************************************************
2
3 Intel(R) Gigabit Ethernet Linux driver
652fff32 4 Copyright(c) 2007 - 2008 Intel Corporation.
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5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28#ifndef _E1000_DEFINES_H_
29#define _E1000_DEFINES_H_
30
31/* Number of Transmit and Receive Descriptors must be a multiple of 8 */
32#define REQ_TX_DESCRIPTOR_MULTIPLE 8
33#define REQ_RX_DESCRIPTOR_MULTIPLE 8
34
35/* Definitions for power management and wakeup registers */
36/* Wake Up Control */
37#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */
38
39/* Wake Up Filter Control */
40#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
41#define E1000_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
42#define E1000_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
43#define E1000_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */
44#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
45#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */
46#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */
47#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */
48#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */
49#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */
50#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */
51#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */
52#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
53
54/* Wake Up Status */
55
56/* Wake Up Packet Length */
57
58/* Four Flexible Filters are supported */
59#define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
60
61/* Each Flexible Filter is at most 128 (0x80) bytes in length */
62#define E1000_FLEXIBLE_FILTER_SIZE_MAX 128
63
64
65/* Extended Device Control */
66#define E1000_CTRL_EXT_GPI1_EN 0x00000002 /* Maps SDP5 to GPI1 */
67#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */
68#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */
69#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */
70#define E1000_CTRL_EXT_SDP4_DIR 0x00000100 /* Direction of SDP4 0=in 1=out */
71#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */
72#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
73#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
74#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
75#define E1000_CTRL_EXT_EIAME 0x01000000
76#define E1000_CTRL_EXT_IRCA 0x00000001
77/* Interrupt delay cancellation */
78/* Driver loaded bit for FW */
79#define E1000_CTRL_EXT_DRV_LOAD 0x10000000
80/* Interrupt acknowledge Auto-mask */
81/* Clear Interrupt timers after IMS clear */
82/* packet buffer parity error detection enabled */
83/* descriptor FIFO parity error detection enable */
84#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
85#define E1000_I2CCMD_REG_ADDR_SHIFT 16
86#define E1000_I2CCMD_PHY_ADDR_SHIFT 24
87#define E1000_I2CCMD_OPCODE_READ 0x08000000
88#define E1000_I2CCMD_OPCODE_WRITE 0x00000000
89#define E1000_I2CCMD_READY 0x20000000
90#define E1000_I2CCMD_ERROR 0x80000000
91#define E1000_MAX_SGMII_PHY_REG_ADDR 255
92#define E1000_I2CCMD_PHY_TIMEOUT 200
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93#define E1000_IVAR_VALID 0x80
94#define E1000_GPIE_NSICR 0x00000001
95#define E1000_GPIE_MSIX_MODE 0x00000010
96#define E1000_GPIE_EIAME 0x40000000
97#define E1000_GPIE_PBA 0x80000000
9d5c8243 98
652fff32 99/* Receive Descriptor bit definitions */
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100#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
101#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
102#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
103#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
652fff32 104#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */
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105#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
106#define E1000_RXD_STAT_DYNINT 0x800 /* Pkt caused INT via DYNINT */
107#define E1000_RXD_ERR_CE 0x01 /* CRC Error */
108#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
109#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */
110#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */
111#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */
112#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
113
114#define E1000_RXDEXT_STATERR_CE 0x01000000
115#define E1000_RXDEXT_STATERR_SE 0x02000000
116#define E1000_RXDEXT_STATERR_SEQ 0x04000000
117#define E1000_RXDEXT_STATERR_CXE 0x10000000
118#define E1000_RXDEXT_STATERR_TCPE 0x20000000
119#define E1000_RXDEXT_STATERR_IPE 0x40000000
120#define E1000_RXDEXT_STATERR_RXE 0x80000000
121
122/* mask to determine if packets should be dropped due to frame errors */
123#define E1000_RXD_ERR_FRAME_ERR_MASK ( \
124 E1000_RXD_ERR_CE | \
125 E1000_RXD_ERR_SE | \
126 E1000_RXD_ERR_SEQ | \
127 E1000_RXD_ERR_CXE | \
128 E1000_RXD_ERR_RXE)
129
130/* Same mask, but for extended and packet split descriptors */
131#define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
132 E1000_RXDEXT_STATERR_CE | \
133 E1000_RXDEXT_STATERR_SE | \
134 E1000_RXDEXT_STATERR_SEQ | \
135 E1000_RXDEXT_STATERR_CXE | \
136 E1000_RXDEXT_STATERR_RXE)
137
138#define E1000_MRQC_RSS_FIELD_IPV4_TCP 0x00010000
139#define E1000_MRQC_RSS_FIELD_IPV4 0x00020000
140#define E1000_MRQC_RSS_FIELD_IPV6_TCP_EX 0x00040000
141#define E1000_MRQC_RSS_FIELD_IPV6 0x00100000
142#define E1000_MRQC_RSS_FIELD_IPV6_TCP 0x00200000
143
144
145/* Management Control */
146#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
147#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
148#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */
149/* Enable Neighbor Discovery Filtering */
150#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
151#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
152/* Enable MAC address filtering */
153#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000
154/* Enable MNG packets to host memory */
155#define E1000_MANC_EN_MNG2HOST 0x00200000
156/* Enable IP address filtering */
157
158
159/* Receive Control */
160#define E1000_RCTL_EN 0x00000002 /* enable */
161#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
162#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
163#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
164#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
165#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */
166#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
167#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
168#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
169#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
170#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
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171#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */
172#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */
173#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
174#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
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175#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
176#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
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177#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
178
179/*
180 * Use byte values for the following shift parameters
181 * Usage:
182 * psrctl |= (((ROUNDUP(value0, 128) >> E1000_PSRCTL_BSIZE0_SHIFT) &
183 * E1000_PSRCTL_BSIZE0_MASK) |
184 * ((ROUNDUP(value1, 1024) >> E1000_PSRCTL_BSIZE1_SHIFT) &
185 * E1000_PSRCTL_BSIZE1_MASK) |
186 * ((ROUNDUP(value2, 1024) << E1000_PSRCTL_BSIZE2_SHIFT) &
187 * E1000_PSRCTL_BSIZE2_MASK) |
188 * ((ROUNDUP(value3, 1024) << E1000_PSRCTL_BSIZE3_SHIFT) |;
189 * E1000_PSRCTL_BSIZE3_MASK))
190 * where value0 = [128..16256], default=256
191 * value1 = [1024..64512], default=4096
192 * value2 = [0..64512], default=4096
193 * value3 = [0..64512], default=0
194 */
195
196#define E1000_PSRCTL_BSIZE0_MASK 0x0000007F
197#define E1000_PSRCTL_BSIZE1_MASK 0x00003F00
198#define E1000_PSRCTL_BSIZE2_MASK 0x003F0000
199#define E1000_PSRCTL_BSIZE3_MASK 0x3F000000
200
201#define E1000_PSRCTL_BSIZE0_SHIFT 7 /* Shift _right_ 7 */
202#define E1000_PSRCTL_BSIZE1_SHIFT 2 /* Shift _right_ 2 */
203#define E1000_PSRCTL_BSIZE2_SHIFT 6 /* Shift _left_ 6 */
204#define E1000_PSRCTL_BSIZE3_SHIFT 14 /* Shift _left_ 14 */
205
206/* SWFW_SYNC Definitions */
207#define E1000_SWFW_EEP_SM 0x1
208#define E1000_SWFW_PHY0_SM 0x2
209#define E1000_SWFW_PHY1_SM 0x4
210
211/* FACTPS Definitions */
212/* Device Control */
213#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
214#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
2d064c06 215#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
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216#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
217#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
218#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
219#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
220#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
221#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
222#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
223#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
224/* Defined polarity of Dock/Undock indication in SDP[0] */
225/* Reset both PHY ports, through PHYRST_N pin */
226/* enable link status from external LINK_0 and LINK_1 pins */
227#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
228#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
229#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */
230#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */
231#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
232#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */
233#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */
234#define E1000_CTRL_RST 0x04000000 /* Global reset */
235#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
236#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
237#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
238#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
239/* Initiate an interrupt to manageability engine */
240#define E1000_CTRL_I2C_ENA 0x02000000 /* I2C enable */
241
242/* Bit definitions for the Management Data IO (MDIO) and Management Data
243 * Clock (MDC) pins in the Device Control Register.
244 */
245
246#define E1000_CONNSW_ENRGSRC 0x4
2d064c06 247#define E1000_PCS_CFG_PCS_EN 8
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248#define E1000_PCS_LCTL_FLV_LINK_UP 1
249#define E1000_PCS_LCTL_FSV_100 2
250#define E1000_PCS_LCTL_FSV_1000 4
251#define E1000_PCS_LCTL_FDV_FULL 8
252#define E1000_PCS_LCTL_FSD 0x10
253#define E1000_PCS_LCTL_FORCE_LINK 0x20
726c09e7 254#define E1000_PCS_LCTL_FORCE_FCTRL 0x80
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255#define E1000_PCS_LCTL_AN_ENABLE 0x10000
256#define E1000_PCS_LCTL_AN_RESTART 0x20000
257#define E1000_PCS_LCTL_AN_TIMEOUT 0x40000
2d064c06 258#define E1000_ENABLE_SERDES_LOOPBACK 0x0410
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259
260#define E1000_PCS_LSTS_LINK_OK 1
261#define E1000_PCS_LSTS_SPEED_100 2
262#define E1000_PCS_LSTS_SPEED_1000 4
263#define E1000_PCS_LSTS_DUPLEX_FULL 8
264#define E1000_PCS_LSTS_SYNK_OK 0x10
265
266/* Device Status */
267#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
268#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
269#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
270#define E1000_STATUS_FUNC_SHIFT 2
271#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
272#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
273#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
274#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
275/* Change in Dock/Undock state. Clear on write '0'. */
276/* Status of Master requests. */
277#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000
278/* BMC external code execution disabled */
279
280/* Constants used to intrepret the masked PCI-X bus speed. */
281
282#define SPEED_10 10
283#define SPEED_100 100
284#define SPEED_1000 1000
285#define HALF_DUPLEX 1
286#define FULL_DUPLEX 2
287
288
289#define ADVERTISE_10_HALF 0x0001
290#define ADVERTISE_10_FULL 0x0002
291#define ADVERTISE_100_HALF 0x0004
292#define ADVERTISE_100_FULL 0x0008
293#define ADVERTISE_1000_HALF 0x0010 /* Not used, just FYI */
294#define ADVERTISE_1000_FULL 0x0020
295
296/* 1000/H is not supported, nor spec-compliant. */
297#define E1000_ALL_SPEED_DUPLEX (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \
298 ADVERTISE_100_HALF | ADVERTISE_100_FULL | \
299 ADVERTISE_1000_FULL)
300#define E1000_ALL_NOT_GIG (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \
301 ADVERTISE_100_HALF | ADVERTISE_100_FULL)
302#define E1000_ALL_100_SPEED (ADVERTISE_100_HALF | ADVERTISE_100_FULL)
303#define E1000_ALL_10_SPEED (ADVERTISE_10_HALF | ADVERTISE_10_FULL)
304#define E1000_ALL_FULL_DUPLEX (ADVERTISE_10_FULL | ADVERTISE_100_FULL | \
305 ADVERTISE_1000_FULL)
306#define E1000_ALL_HALF_DUPLEX (ADVERTISE_10_HALF | ADVERTISE_100_HALF)
307
308#define AUTONEG_ADVERTISE_SPEED_DEFAULT E1000_ALL_SPEED_DUPLEX
309
310/* LED Control */
311#define E1000_LEDCTL_LED0_MODE_MASK 0x0000000F
312#define E1000_LEDCTL_LED0_MODE_SHIFT 0
313#define E1000_LEDCTL_LED0_IVRT 0x00000040
314#define E1000_LEDCTL_LED0_BLINK 0x00000080
315
316#define E1000_LEDCTL_MODE_LED_ON 0xE
317#define E1000_LEDCTL_MODE_LED_OFF 0xF
318
319/* Transmit Descriptor bit definitions */
320#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
321#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
322#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
323#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
324#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
325#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
0e014cb1 326#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
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327/* Extended desc bits for Linksec and timesync */
328
329/* Transmit Control */
330#define E1000_TCTL_EN 0x00000002 /* enable tx */
331#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
332#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
333#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
334#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
335
336/* Transmit Arbitration Count */
337
338/* SerDes Control */
339#define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400
340
341/* Receive Checksum Control */
342#define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */
343#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */
344#define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */
345
346/* Header split receive */
662d7205 347#define E1000_RFCTL_LEF 0x00040000
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348
349/* Collision related configuration parameters */
350#define E1000_COLLISION_THRESHOLD 15
351#define E1000_CT_SHIFT 4
352#define E1000_COLLISION_DISTANCE 63
353#define E1000_COLD_SHIFT 12
354
355/* Ethertype field values */
356#define ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.3ac packet */
357
358#define MAX_JUMBO_FRAME_SIZE 0x3F00
359
360/* Extended Configuration Control and Size */
361#define E1000_PHY_CTRL_GBE_DISABLE 0x00000040
362
363/* PBA constants */
364#define E1000_PBA_16K 0x0010 /* 16KB, default TX allocation */
365#define E1000_PBA_24K 0x0018
366#define E1000_PBA_34K 0x0022
2d064c06 367#define E1000_PBA_64K 0x0040 /* 64KB */
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368
369#define IFS_MAX 80
370#define IFS_MIN 40
371#define IFS_RATIO 4
372#define IFS_STEP 10
373#define MIN_NUM_XMITS 1000
374
375/* SW Semaphore Register */
376#define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
377#define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
378
379/* Interrupt Cause Read */
380#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
381#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
382#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
383#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
384#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
385#define E1000_ICR_RXO 0x00000040 /* rx overrun */
386#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
387#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */
652fff32 388#define E1000_ICR_RXCFG 0x00000400 /* Rx /c/ ordered set */
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389#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */
390#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */
391#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */
392#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */
393#define E1000_ICR_TXD_LOW 0x00008000
394#define E1000_ICR_SRPD 0x00010000
395#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */
396#define E1000_ICR_MNG 0x00040000 /* Manageability event */
397#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */
398/* If this bit asserted, the driver should claim the interrupt */
399#define E1000_ICR_INT_ASSERTED 0x80000000
400/* queue 0 Rx descriptor FIFO parity error */
401#define E1000_ICR_RXD_FIFO_PAR0 0x00100000
402/* queue 0 Tx descriptor FIFO parity error */
403#define E1000_ICR_TXD_FIFO_PAR0 0x00200000
404/* host arb read buffer parity error */
405#define E1000_ICR_HOST_ARB_PAR 0x00400000
406#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */
407/* queue 1 Rx descriptor FIFO parity error */
408#define E1000_ICR_RXD_FIFO_PAR1 0x01000000
409/* queue 1 Tx descriptor FIFO parity error */
410#define E1000_ICR_TXD_FIFO_PAR1 0x02000000
411/* FW changed the status of DISSW bit in the FWSM */
412#define E1000_ICR_DSW 0x00000020
413/* LAN connected device generates an interrupt */
414#define E1000_ICR_PHYINT 0x00001000
415#define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */
416
417/* Extended Interrupt Cause Read */
418#define E1000_EICR_RX_QUEUE0 0x00000001 /* Rx Queue 0 Interrupt */
419#define E1000_EICR_RX_QUEUE1 0x00000002 /* Rx Queue 1 Interrupt */
420#define E1000_EICR_RX_QUEUE2 0x00000004 /* Rx Queue 2 Interrupt */
421#define E1000_EICR_RX_QUEUE3 0x00000008 /* Rx Queue 3 Interrupt */
422#define E1000_EICR_TX_QUEUE0 0x00000100 /* Tx Queue 0 Interrupt */
423#define E1000_EICR_TX_QUEUE1 0x00000200 /* Tx Queue 1 Interrupt */
424#define E1000_EICR_TX_QUEUE2 0x00000400 /* Tx Queue 2 Interrupt */
425#define E1000_EICR_TX_QUEUE3 0x00000800 /* Tx Queue 3 Interrupt */
426#define E1000_EICR_TCP_TIMER 0x40000000 /* TCP Timer */
427#define E1000_EICR_OTHER 0x80000000 /* Interrupt Cause Active */
428/* TCP Timer */
429
430/*
431 * This defines the bits that are set in the Interrupt Mask
432 * Set/Read Register. Each bit is documented below:
433 * o RXT0 = Receiver Timer Interrupt (ring 0)
434 * o TXDW = Transmit Descriptor Written Back
435 * o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
436 * o RXSEQ = Receive Sequence Error
437 * o LSC = Link Status Change
438 */
439#define IMS_ENABLE_MASK ( \
440 E1000_IMS_RXT0 | \
441 E1000_IMS_TXDW | \
442 E1000_IMS_RXDMT0 | \
443 E1000_IMS_RXSEQ | \
444 E1000_IMS_LSC)
445
446/* Interrupt Mask Set */
447#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
448#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
449#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
450#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
451#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
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452
453/* Extended Interrupt Mask Set */
454#define E1000_EIMS_TCP_TIMER E1000_EICR_TCP_TIMER /* TCP Timer */
455#define E1000_EIMS_OTHER E1000_EICR_OTHER /* Interrupt Cause Active */
456
457/* Interrupt Cause Set */
458#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
459#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
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460
461/* Extended Interrupt Cause Set */
462
463/* Transmit Descriptor Control */
464/* Enable the counting of descriptors still to be processed. */
465
466/* Flow Control Constants */
467#define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
468#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
469#define FLOW_CONTROL_TYPE 0x8808
470
471/* 802.1q VLAN Packet Size */
472#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMA'd) */
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_RAH_AV 0x80000000 /* Receive descriptor valid */
484
485/* Error Codes */
486#define E1000_ERR_NVM 1
487#define E1000_ERR_PHY 2
488#define E1000_ERR_CONFIG 3
489#define E1000_ERR_PARAM 4
490#define E1000_ERR_MAC_INIT 5
491#define E1000_ERR_RESET 9
492#define E1000_ERR_MASTER_REQUESTS_PENDING 10
493#define E1000_ERR_HOST_INTERFACE_COMMAND 11
494#define E1000_BLK_PHY_RESET 12
495#define E1000_ERR_SWFW_SYNC 13
496#define E1000_NOT_IMPLEMENTED 14
497
498/* Loop limit on how long we wait for auto-negotiation to complete */
499#define COPPER_LINK_UP_LIMIT 10
500#define PHY_AUTO_NEG_LIMIT 45
501#define PHY_FORCE_LIMIT 20
502/* Number of 100 microseconds we wait for PCI Express master disable */
503#define MASTER_DISABLE_TIMEOUT 800
504/* Number of milliseconds we wait for PHY configuration done after MAC reset */
505#define PHY_CFG_TIMEOUT 100
506/* Number of 2 milliseconds we wait for acquiring MDIO ownership. */
507/* Number of milliseconds for NVM auto read done after MAC reset. */
508#define AUTO_READ_DONE_TIMEOUT 10
509
510/* Flow Control */
511#define E1000_FCRTL_XONE 0x80000000 /* Enable XON frame transmission */
512
513/* Transmit Configuration Word */
514#define E1000_TXCW_ANE 0x80000000 /* Auto-neg enable */
515
516/* Receive Configuration Word */
517
518/* PCI Express Control */
519#define E1000_GCR_RXD_NO_SNOOP 0x00000001
520#define E1000_GCR_RXDSCW_NO_SNOOP 0x00000002
521#define E1000_GCR_RXDSCR_NO_SNOOP 0x00000004
522#define E1000_GCR_TXD_NO_SNOOP 0x00000008
523#define E1000_GCR_TXDSCW_NO_SNOOP 0x00000010
524#define E1000_GCR_TXDSCR_NO_SNOOP 0x00000020
525
526#define PCIE_NO_SNOOP_ALL (E1000_GCR_RXD_NO_SNOOP | \
527 E1000_GCR_RXDSCW_NO_SNOOP | \
528 E1000_GCR_RXDSCR_NO_SNOOP | \
529 E1000_GCR_TXD_NO_SNOOP | \
530 E1000_GCR_TXDSCW_NO_SNOOP | \
531 E1000_GCR_TXDSCR_NO_SNOOP)
532
533/* PHY Control Register */
534#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
535#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
2d064c06 536#define MII_CR_POWER_DOWN 0x0800 /* Power down */
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537#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
538#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
539#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
540#define MII_CR_SPEED_1000 0x0040
541#define MII_CR_SPEED_100 0x2000
542#define MII_CR_SPEED_10 0x0000
543
544/* PHY Status Register */
545#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
546#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
547
548/* Autoneg Advertisement Register */
549#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
550#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
551#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
552#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
553#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
554#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
555
556/* Link Partner Ability Register (Base Page) */
557#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
558#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
559
560/* Autoneg Expansion Register */
561
562/* 1000BASE-T Control Register */
563#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
564#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
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565#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */
566 /* 0=Configure PHY as Slave */
567#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */
568 /* 0=Automatic Master/Slave config */
569
570/* 1000BASE-T Status Register */
571#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
572#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
573
574
575/* PHY 1000 MII Register/Bit Definitions */
576/* PHY Registers defined by IEEE */
577#define PHY_CONTROL 0x00 /* Control Register */
652fff32 578#define PHY_STATUS 0x01 /* Status Register */
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579#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
580#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
581#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
582#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
583#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
584#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
585
586/* NVM Control */
587#define E1000_EECD_SK 0x00000001 /* NVM Clock */
588#define E1000_EECD_CS 0x00000002 /* NVM Chip Select */
589#define E1000_EECD_DI 0x00000004 /* NVM Data In */
590#define E1000_EECD_DO 0x00000008 /* NVM Data Out */
591#define E1000_EECD_REQ 0x00000040 /* NVM Access Request */
592#define E1000_EECD_GNT 0x00000080 /* NVM Access Grant */
593#define E1000_EECD_PRES 0x00000100 /* NVM Present */
594/* NVM Addressing bits based on type 0=small, 1=large */
595#define E1000_EECD_ADDR_BITS 0x00000400
596#define E1000_NVM_GRANT_ATTEMPTS 1000 /* NVM # attempts to gain grant */
597#define E1000_EECD_AUTO_RD 0x00000200 /* NVM Auto Read done */
598#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* NVM Size */
599#define E1000_EECD_SIZE_EX_SHIFT 11
600
601/* Offset to data in NVM read/write registers */
602#define E1000_NVM_RW_REG_DATA 16
603#define E1000_NVM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
604#define E1000_NVM_RW_REG_START 1 /* Start operation */
605#define E1000_NVM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
606#define E1000_NVM_POLL_READ 0 /* Flag for polling for read complete */
607
608/* NVM Word Offsets */
609#define NVM_ID_LED_SETTINGS 0x0004
610/* For SERDES output amplitude adjustment. */
611#define NVM_INIT_CONTROL2_REG 0x000F
612#define NVM_INIT_CONTROL3_PORT_A 0x0024
613#define NVM_ALT_MAC_ADDR_PTR 0x0037
614#define NVM_CHECKSUM_REG 0x003F
615
616#define E1000_NVM_CFG_DONE_PORT_0 0x40000 /* MNG config cycle done */
617#define E1000_NVM_CFG_DONE_PORT_1 0x80000 /* ...for second port */
618
619/* Mask bits for fields in Word 0x0f of the NVM */
620#define NVM_WORD0F_PAUSE_MASK 0x3000
621#define NVM_WORD0F_ASM_DIR 0x2000
622
623/* Mask bits for fields in Word 0x1a of the NVM */
624
625/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
626#define NVM_SUM 0xBABA
627
628#define NVM_PBA_OFFSET_0 8
629#define NVM_PBA_OFFSET_1 9
630#define NVM_WORD_SIZE_BASE_SHIFT 6
631
632/* NVM Commands - Microwire */
633
634/* NVM Commands - SPI */
635#define NVM_MAX_RETRY_SPI 5000 /* Max wait of 5ms, for RDY signal */
636#define NVM_WRITE_OPCODE_SPI 0x02 /* NVM write opcode */
637#define NVM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = address bit-8 */
638#define NVM_WREN_OPCODE_SPI 0x06 /* NVM set Write Enable latch */
639#define NVM_RDSR_OPCODE_SPI 0x05 /* NVM read Status register */
640
641/* SPI NVM Status Register */
642#define NVM_STATUS_RDY_SPI 0x01
643
644/* Word definitions for ID LED Settings */
645#define ID_LED_RESERVED_0000 0x0000
646#define ID_LED_RESERVED_FFFF 0xFFFF
647#define ID_LED_DEFAULT ((ID_LED_OFF1_ON2 << 12) | \
648 (ID_LED_OFF1_OFF2 << 8) | \
649 (ID_LED_DEF1_DEF2 << 4) | \
650 (ID_LED_DEF1_DEF2))
651#define ID_LED_DEF1_DEF2 0x1
652#define ID_LED_DEF1_ON2 0x2
653#define ID_LED_DEF1_OFF2 0x3
654#define ID_LED_ON1_DEF2 0x4
655#define ID_LED_ON1_ON2 0x5
656#define ID_LED_ON1_OFF2 0x6
657#define ID_LED_OFF1_DEF2 0x7
658#define ID_LED_OFF1_ON2 0x8
659#define ID_LED_OFF1_OFF2 0x9
660
661#define IGP_ACTIVITY_LED_MASK 0xFFFFF0FF
662#define IGP_ACTIVITY_LED_ENABLE 0x0300
663#define IGP_LED3_MODE 0x07000000
664
665/* PCI/PCI-X/PCI-EX Config space */
666#define PCI_HEADER_TYPE_REGISTER 0x0E
667#define PCIE_LINK_STATUS 0x12
668
669#define PCI_HEADER_TYPE_MULTIFUNC 0x80
670#define PCIE_LINK_WIDTH_MASK 0x3F0
671#define PCIE_LINK_WIDTH_SHIFT 4
672
673#define PHY_REVISION_MASK 0xFFFFFFF0
674#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
675#define MAX_PHY_MULTI_PAGE_REG 0xF
676
677/* Bit definitions for valid PHY IDs. */
678/*
679 * I = Integrated
680 * E = External
681 */
682#define M88E1111_I_PHY_ID 0x01410CC0
683#define IGP03E1000_E_PHY_ID 0x02A80390
684#define M88_VENDOR 0x0141
685
686/* M88E1000 Specific Registers */
687#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
688#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
689#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
690
691#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */
692#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */
693
694/* M88E1000 PHY Specific Control Register */
695#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
696/* 1=CLK125 low, 0=CLK125 toggling */
697#define M88E1000_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5 */
698 /* Manual MDI configuration */
699#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */
700/* 1000BASE-T: Auto crossover, 100BASE-TX/10BASE-T: MDI Mode */
701#define M88E1000_PSCR_AUTO_X_1000T 0x0040
702/* Auto crossover enabled all speeds */
703#define M88E1000_PSCR_AUTO_X_MODE 0x0060
704/*
652fff32
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705 * 1=Enable Extended 10BASE-T distance (Lower 10BASE-T Rx Threshold
706 * 0=Normal 10BASE-T Rx Threshold
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707 */
708/* 1=5-bit interface in 100BASE-TX, 0=MII interface in 100BASE-TX */
709#define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */
710
711/* M88E1000 PHY Specific Status Register */
712#define M88E1000_PSSR_REV_POLARITY 0x0002 /* 1=Polarity reversed */
713#define M88E1000_PSSR_DOWNSHIFT 0x0020 /* 1=Downshifted */
714#define M88E1000_PSSR_MDIX 0x0040 /* 1=MDIX; 0=MDI */
715/*
716 * 0 = <50M
717 * 1 = 50-80M
718 * 2 = 80-110M
719 * 3 = 110-140M
720 * 4 = >140M
721 */
722#define M88E1000_PSSR_CABLE_LENGTH 0x0380
723#define M88E1000_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */
724#define M88E1000_PSSR_1000MBS 0x8000 /* 10=1000Mbs */
725
726#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
727
728/* M88E1000 Extended PHY Specific Control Register */
729/*
730 * 1 = Lost lock detect enabled.
731 * Will assert lost lock and bring
732 * link down if idle not seen
733 * within 1ms in 1000BASE-T
734 */
735/*
736 * Number of times we will attempt to autonegotiate before downshifting if we
737 * are the master
738 */
739#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
740#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X 0x0000
741/*
742 * Number of times we will attempt to autonegotiate before downshifting if we
743 * are the slave
744 */
745#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK 0x0300
746#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X 0x0100
747#define M88E1000_EPSCR_TX_CLK_25 0x0070 /* 25 MHz TX_CLK */
748
749/* M88EC018 Rev 2 specific DownShift settings */
750#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK 0x0E00
751#define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X 0x0800
752
753/* MDI Control */
754#define E1000_MDIC_REG_SHIFT 16
755#define E1000_MDIC_PHY_SHIFT 21
756#define E1000_MDIC_OP_WRITE 0x04000000
757#define E1000_MDIC_OP_READ 0x08000000
758#define E1000_MDIC_READY 0x10000000
759#define E1000_MDIC_ERROR 0x40000000
760
761/* SerDes Control */
762#define E1000_GEN_CTL_READY 0x80000000
763#define E1000_GEN_CTL_ADDRESS_SHIFT 8
764#define E1000_GEN_POLL_TIMEOUT 640
765
766#endif
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