1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c)  2018 Intel Corporation */
3
4#ifndef _IGC_DEFINES_H_
5#define _IGC_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#define IGC_CTRL_EXT_SDP2_DIR	0x00000400 /* SDP2 Data direction */
12#define IGC_CTRL_EXT_SDP3_DIR	0x00000800 /* SDP3 Data direction */
13#define IGC_CTRL_EXT_DRV_LOAD	0x10000000 /* Drv loaded bit for FW */
14
15/* Definitions for power management and wakeup registers */
16/* Wake Up Control */
17#define IGC_WUC_PME_EN	0x00000002 /* PME Enable */
18
19/* Wake Up Filter Control */
20#define IGC_WUFC_LNKC		0x00000001 /* Link Status Change Wakeup Enable */
21#define IGC_WUFC_MAG		0x00000002 /* Magic Packet Wakeup Enable */
22#define IGC_WUFC_EX		0x00000004 /* Directed Exact Wakeup Enable */
23#define IGC_WUFC_MC		0x00000008 /* Directed Multicast Wakeup Enable */
24#define IGC_WUFC_BC		0x00000010 /* Broadcast Wakeup Enable */
25#define IGC_WUFC_FLEX_HQ	BIT(14)	   /* Flex Filters Host Queuing */
26#define IGC_WUFC_FLX0		BIT(16)	   /* Flexible Filter 0 Enable */
27#define IGC_WUFC_FLX1		BIT(17)	   /* Flexible Filter 1 Enable */
28#define IGC_WUFC_FLX2		BIT(18)	   /* Flexible Filter 2 Enable */
29#define IGC_WUFC_FLX3		BIT(19)	   /* Flexible Filter 3 Enable */
30#define IGC_WUFC_FLX4		BIT(20)	   /* Flexible Filter 4 Enable */
31#define IGC_WUFC_FLX5		BIT(21)	   /* Flexible Filter 5 Enable */
32#define IGC_WUFC_FLX6		BIT(22)	   /* Flexible Filter 6 Enable */
33#define IGC_WUFC_FLX7		BIT(23)	   /* Flexible Filter 7 Enable */
34
35#define IGC_WUFC_FILTER_MASK GENMASK(23, 14)
36
37#define IGC_CTRL_ADVD3WUC	0x00100000  /* D3 WUC */
38
39/* Wake Up Status */
40#define IGC_WUS_EX	0x00000004 /* Directed Exact */
41#define IGC_WUS_ARPD	0x00000020 /* Directed ARP Request */
42#define IGC_WUS_IPV4	0x00000040 /* Directed IPv4 */
43#define IGC_WUS_IPV6	0x00000080 /* Directed IPv6 */
44#define IGC_WUS_NSD	0x00000400 /* Directed IPv6 Neighbor Solicitation */
45
46/* Packet types that are enabled for wake packet delivery */
47#define WAKE_PKT_WUS ( \
48	IGC_WUS_EX   | \
49	IGC_WUS_ARPD | \
50	IGC_WUS_IPV4 | \
51	IGC_WUS_IPV6 | \
52	IGC_WUS_NSD)
53
54/* Wake Up Packet Length */
55#define IGC_WUPL_MASK	0x00000FFF
56
57/* Wake Up Packet Memory stores the first 128 bytes of the wake up packet */
58#define IGC_WUPM_BYTES	128
59
60/* Wakeup Filter Control Extended */
61#define IGC_WUFC_EXT_FLX8	BIT(8)	/* Flexible Filter 8 Enable */
62#define IGC_WUFC_EXT_FLX9	BIT(9)	/* Flexible Filter 9 Enable */
63#define IGC_WUFC_EXT_FLX10	BIT(10)	/* Flexible Filter 10 Enable */
64#define IGC_WUFC_EXT_FLX11	BIT(11)	/* Flexible Filter 11 Enable */
65#define IGC_WUFC_EXT_FLX12	BIT(12)	/* Flexible Filter 12 Enable */
66#define IGC_WUFC_EXT_FLX13	BIT(13)	/* Flexible Filter 13 Enable */
67#define IGC_WUFC_EXT_FLX14	BIT(14)	/* Flexible Filter 14 Enable */
68#define IGC_WUFC_EXT_FLX15	BIT(15)	/* Flexible Filter 15 Enable */
69#define IGC_WUFC_EXT_FLX16	BIT(16)	/* Flexible Filter 16 Enable */
70#define IGC_WUFC_EXT_FLX17	BIT(17)	/* Flexible Filter 17 Enable */
71#define IGC_WUFC_EXT_FLX18	BIT(18)	/* Flexible Filter 18 Enable */
72#define IGC_WUFC_EXT_FLX19	BIT(19)	/* Flexible Filter 19 Enable */
73#define IGC_WUFC_EXT_FLX20	BIT(20)	/* Flexible Filter 20 Enable */
74#define IGC_WUFC_EXT_FLX21	BIT(21)	/* Flexible Filter 21 Enable */
75#define IGC_WUFC_EXT_FLX22	BIT(22)	/* Flexible Filter 22 Enable */
76#define IGC_WUFC_EXT_FLX23	BIT(23)	/* Flexible Filter 23 Enable */
77#define IGC_WUFC_EXT_FLX24	BIT(24)	/* Flexible Filter 24 Enable */
78#define IGC_WUFC_EXT_FLX25	BIT(25)	/* Flexible Filter 25 Enable */
79#define IGC_WUFC_EXT_FLX26	BIT(26)	/* Flexible Filter 26 Enable */
80#define IGC_WUFC_EXT_FLX27	BIT(27)	/* Flexible Filter 27 Enable */
81#define IGC_WUFC_EXT_FLX28	BIT(28)	/* Flexible Filter 28 Enable */
82#define IGC_WUFC_EXT_FLX29	BIT(29)	/* Flexible Filter 29 Enable */
83#define IGC_WUFC_EXT_FLX30	BIT(30)	/* Flexible Filter 30 Enable */
84#define IGC_WUFC_EXT_FLX31	BIT(31)	/* Flexible Filter 31 Enable */
85
86#define IGC_WUFC_EXT_FILTER_MASK GENMASK(31, 8)
87
88/* Loop limit on how long we wait for auto-negotiation to complete */
89#define COPPER_LINK_UP_LIMIT		10
90#define PHY_AUTO_NEG_LIMIT		45
91
92/* Number of 100 microseconds we wait for PCI Express master disable */
93#define MASTER_DISABLE_TIMEOUT		800
94/*Blocks new Master requests */
95#define IGC_CTRL_GIO_MASTER_DISABLE	0x00000004
96/* Status of Master requests. */
97#define IGC_STATUS_GIO_MASTER_ENABLE	0x00080000
98
99/* Receive Address
100 * Number of high/low register pairs in the RAR. The RAR (Receive Address
101 * Registers) holds the directed and multicast addresses that we monitor.
102 * Technically, we have 16 spots.  However, we reserve one of these spots
103 * (RAR[15]) for our directed address used by controllers with
104 * manageability enabled, allowing us room for 15 multicast addresses.
105 */
106#define IGC_RAH_RAH_MASK	0x0000FFFF
107#define IGC_RAH_ASEL_MASK	0x00030000
108#define IGC_RAH_ASEL_SRC_ADDR	BIT(16)
109#define IGC_RAH_QSEL_MASK	0x000C0000
110#define IGC_RAH_QSEL_SHIFT	18
111#define IGC_RAH_QSEL_ENABLE	BIT(28)
112#define IGC_RAH_AV		0x80000000 /* Receive descriptor valid */
113
114#define IGC_RAL_MAC_ADDR_LEN	4
115#define IGC_RAH_MAC_ADDR_LEN	2
116
117/* Error Codes */
118#define IGC_SUCCESS			0
119#define IGC_ERR_NVM			1
120#define IGC_ERR_PHY			2
121#define IGC_ERR_CONFIG			3
122#define IGC_ERR_PARAM			4
123#define IGC_ERR_MAC_INIT		5
124#define IGC_ERR_RESET			9
125#define IGC_ERR_MASTER_REQUESTS_PENDING	10
126#define IGC_ERR_BLK_PHY_RESET		12
127#define IGC_ERR_SWFW_SYNC		13
128
129/* Device Control */
130#define IGC_CTRL_RST		0x04000000  /* Global reset */
131
132#define IGC_CTRL_PHY_RST	0x80000000  /* PHY Reset */
133#define IGC_CTRL_SLU		0x00000040  /* Set link up (Force Link) */
134#define IGC_CTRL_FRCSPD		0x00000800  /* Force Speed */
135#define IGC_CTRL_FRCDPX		0x00001000  /* Force Duplex */
136#define IGC_CTRL_VME		0x40000000  /* IEEE VLAN mode enable */
137
138#define IGC_CTRL_RFCE		0x08000000  /* Receive Flow Control enable */
139#define IGC_CTRL_TFCE		0x10000000  /* Transmit flow control enable */
140
141#define IGC_CTRL_SDP0_DIR	0x00400000  /* SDP0 Data direction */
142#define IGC_CTRL_SDP1_DIR	0x00800000  /* SDP1 Data direction */
143
144/* As per the EAS the maximum supported size is 9.5KB (9728 bytes) */
145#define MAX_JUMBO_FRAME_SIZE	0x2600
146
147/* PBA constants */
148#define IGC_PBA_34K		0x0022
149
150/* SW Semaphore Register */
151#define IGC_SWSM_SMBI		0x00000001 /* Driver Semaphore bit */
152#define IGC_SWSM_SWESMBI	0x00000002 /* FW Semaphore bit */
153
154/* SWFW_SYNC Definitions */
155#define IGC_SWFW_EEP_SM		0x1
156#define IGC_SWFW_PHY0_SM	0x2
157
158/* Autoneg Advertisement Register */
159#define NWAY_AR_10T_HD_CAPS	0x0020   /* 10T   Half Duplex Capable */
160#define NWAY_AR_10T_FD_CAPS	0x0040   /* 10T   Full Duplex Capable */
161#define NWAY_AR_100TX_HD_CAPS	0x0080   /* 100TX Half Duplex Capable */
162#define NWAY_AR_100TX_FD_CAPS	0x0100   /* 100TX Full Duplex Capable */
163#define NWAY_AR_PAUSE		0x0400   /* Pause operation desired */
164#define NWAY_AR_ASM_DIR		0x0800   /* Asymmetric Pause Direction bit */
165
166/* Link Partner Ability Register (Base Page) */
167#define NWAY_LPAR_PAUSE		0x0400 /* LP Pause operation desired */
168#define NWAY_LPAR_ASM_DIR	0x0800 /* LP Asymmetric Pause Direction bit */
169
170/* 1000BASE-T Control Register */
171#define CR_1000T_HD_CAPS	0x0100 /* Advertise 1000T HD capability */
172#define CR_1000T_FD_CAPS	0x0200 /* Advertise 1000T FD capability  */
173
174/* 1000BASE-T Status Register */
175#define SR_1000T_REMOTE_RX_STATUS	0x1000 /* Remote receiver OK */
176
177/* PHY GPY 211 registers */
178#define STANDARD_AN_REG_MASK	0x0007 /* MMD */
179#define ANEG_MULTIGBT_AN_CTRL	0x0020 /* MULTI GBT AN Control Register */
180#define MMD_DEVADDR_SHIFT	16     /* Shift MMD to higher bits */
181#define CR_2500T_FD_CAPS	0x0080 /* Advertise 2500T FD capability */
182
183/* NVM Control */
184/* Number of milliseconds for NVM auto read done after MAC reset. */
185#define AUTO_READ_DONE_TIMEOUT		10
186#define IGC_EECD_AUTO_RD		0x00000200  /* NVM Auto Read done */
187#define IGC_EECD_REQ		0x00000040 /* NVM Access Request */
188#define IGC_EECD_GNT		0x00000080 /* NVM Access Grant */
189/* NVM Addressing bits based on type 0=small, 1=large */
190#define IGC_EECD_ADDR_BITS		0x00000400
191#define IGC_NVM_GRANT_ATTEMPTS		1000 /* NVM # attempts to gain grant */
192#define IGC_EECD_SIZE_EX_MASK		0x00007800  /* NVM Size */
193#define IGC_EECD_SIZE_EX_SHIFT		11
194#define IGC_EECD_FLUPD_I225		0x00800000 /* Update FLASH */
195#define IGC_EECD_FLUDONE_I225		0x04000000 /* Update FLASH done*/
196#define IGC_EECD_FLASH_DETECTED_I225	0x00080000 /* FLASH detected */
197#define IGC_FLUDONE_ATTEMPTS		20000
198#define IGC_EERD_EEWR_MAX_COUNT		512 /* buffered EEPROM words rw */
199
200/* Offset to data in NVM read/write registers */
201#define IGC_NVM_RW_REG_DATA	16
202#define IGC_NVM_RW_REG_DONE	2    /* Offset to READ/WRITE done bit */
203#define IGC_NVM_RW_REG_START	1    /* Start operation */
204#define IGC_NVM_RW_ADDR_SHIFT	2    /* Shift to the address bits */
205#define IGC_NVM_POLL_READ	0    /* Flag for polling for read complete */
206#define IGC_NVM_DEV_STARTER	5    /* Dev_starter Version */
207
208/* NVM Word Offsets */
209#define NVM_CHECKSUM_REG		0x003F
210
211/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
212#define NVM_SUM				0xBABA
213#define NVM_WORD_SIZE_BASE_SHIFT	6
214
215/* Collision related configuration parameters */
216#define IGC_COLLISION_THRESHOLD		15
217#define IGC_CT_SHIFT			4
218#define IGC_COLLISION_DISTANCE		63
219#define IGC_COLD_SHIFT			12
220
221/* Device Status */
222#define IGC_STATUS_FD		0x00000001      /* Full duplex.0=half,1=full */
223#define IGC_STATUS_LU		0x00000002      /* Link up.0=no,1=link */
224#define IGC_STATUS_FUNC_MASK	0x0000000C      /* PCI Function Mask */
225#define IGC_STATUS_FUNC_SHIFT	2
226#define IGC_STATUS_TXOFF	0x00000010      /* transmission paused */
227#define IGC_STATUS_SPEED_100	0x00000040      /* Speed 100Mb/s */
228#define IGC_STATUS_SPEED_1000	0x00000080      /* Speed 1000Mb/s */
229#define IGC_STATUS_SPEED_2500	0x00400000	/* Speed 2.5Gb/s */
230
231#define SPEED_10		10
232#define SPEED_100		100
233#define SPEED_1000		1000
234#define SPEED_2500		2500
235#define HALF_DUPLEX		1
236#define FULL_DUPLEX		2
237
238/* 1Gbps and 2.5Gbps half duplex is not supported, nor spec-compliant. */
239#define ADVERTISE_10_HALF		0x0001
240#define ADVERTISE_10_FULL		0x0002
241#define ADVERTISE_100_HALF		0x0004
242#define ADVERTISE_100_FULL		0x0008
243#define ADVERTISE_1000_HALF		0x0010 /* Not used, just FYI */
244#define ADVERTISE_1000_FULL		0x0020
245#define ADVERTISE_2500_HALF		0x0040 /* Not used, just FYI */
246#define ADVERTISE_2500_FULL		0x0080
247
248#define IGC_ALL_SPEED_DUPLEX_2500 ( \
249	ADVERTISE_10_HALF | ADVERTISE_10_FULL | ADVERTISE_100_HALF | \
250	ADVERTISE_100_FULL | ADVERTISE_1000_FULL | ADVERTISE_2500_FULL)
251
252#define AUTONEG_ADVERTISE_SPEED_DEFAULT_2500	IGC_ALL_SPEED_DUPLEX_2500
253
254/* Interrupt Cause Read */
255#define IGC_ICR_TXDW		BIT(0)	/* Transmit desc written back */
256#define IGC_ICR_TXQE		BIT(1)	/* Transmit Queue empty */
257#define IGC_ICR_LSC		BIT(2)	/* Link Status Change */
258#define IGC_ICR_RXSEQ		BIT(3)	/* Rx sequence error */
259#define IGC_ICR_RXDMT0		BIT(4)	/* Rx desc min. threshold (0) */
260#define IGC_ICR_RXO		BIT(6)	/* Rx overrun */
261#define IGC_ICR_RXT0		BIT(7)	/* Rx timer intr (ring 0) */
262#define IGC_ICR_TS		BIT(19)	/* Time Sync Interrupt */
263#define IGC_ICR_DRSTA		BIT(30)	/* Device Reset Asserted */
264
265/* If this bit asserted, the driver should claim the interrupt */
266#define IGC_ICR_INT_ASSERTED	BIT(31)
267
268#define IGC_ICS_RXT0		IGC_ICR_RXT0 /* Rx timer intr */
269
270#define IMS_ENABLE_MASK ( \
271	IGC_IMS_RXT0   |    \
272	IGC_IMS_TXDW   |    \
273	IGC_IMS_RXDMT0 |    \
274	IGC_IMS_RXSEQ  |    \
275	IGC_IMS_LSC)
276
277/* Interrupt Mask Set */
278#define IGC_IMS_TXDW		IGC_ICR_TXDW	/* Tx desc written back */
279#define IGC_IMS_RXSEQ		IGC_ICR_RXSEQ	/* Rx sequence error */
280#define IGC_IMS_LSC		IGC_ICR_LSC	/* Link Status Change */
281#define IGC_IMS_DOUTSYNC	IGC_ICR_DOUTSYNC /* NIC DMA out of sync */
282#define IGC_IMS_DRSTA		IGC_ICR_DRSTA	/* Device Reset Asserted */
283#define IGC_IMS_RXT0		IGC_ICR_RXT0	/* Rx timer intr */
284#define IGC_IMS_RXDMT0		IGC_ICR_RXDMT0	/* Rx desc min. threshold */
285#define IGC_IMS_TS		IGC_ICR_TS	/* Time Sync Interrupt */
286
287#define IGC_QVECTOR_MASK	0x7FFC		/* Q-vector mask */
288#define IGC_ITR_VAL_MASK	0x04		/* ITR value mask */
289
290/* Interrupt Cause Set */
291#define IGC_ICS_LSC		IGC_ICR_LSC       /* Link Status Change */
292#define IGC_ICS_RXDMT0		IGC_ICR_RXDMT0    /* rx desc min. threshold */
293
294#define IGC_ICR_DOUTSYNC	0x10000000 /* NIC DMA out of sync */
295#define IGC_EITR_CNT_IGNR	0x80000000 /* Don't reset counters on write */
296#define IGC_IVAR_VALID		0x80
297#define IGC_GPIE_NSICR		0x00000001
298#define IGC_GPIE_MSIX_MODE	0x00000010
299#define IGC_GPIE_EIAME		0x40000000
300#define IGC_GPIE_PBA		0x80000000
301
302/* Receive Descriptor bit definitions */
303#define IGC_RXD_STAT_DD		0x01    /* Descriptor Done */
304
305/* Transmit Descriptor bit definitions */
306#define IGC_TXD_DTYP_D		0x00100000 /* Data Descriptor */
307#define IGC_TXD_DTYP_C		0x00000000 /* Context Descriptor */
308#define IGC_TXD_POPTS_IXSM	0x01       /* Insert IP checksum */
309#define IGC_TXD_POPTS_TXSM	0x02       /* Insert TCP/UDP checksum */
310#define IGC_TXD_CMD_EOP		0x01000000 /* End of Packet */
311#define IGC_TXD_CMD_IC		0x04000000 /* Insert Checksum */
312#define IGC_TXD_CMD_DEXT	0x20000000 /* Desc extension (0 = legacy) */
313#define IGC_TXD_CMD_VLE		0x40000000 /* Add VLAN tag */
314#define IGC_TXD_STAT_DD		0x00000001 /* Descriptor Done */
315#define IGC_TXD_CMD_TCP		0x01000000 /* TCP packet */
316#define IGC_TXD_CMD_IP		0x02000000 /* IP packet */
317#define IGC_TXD_CMD_TSE		0x04000000 /* TCP Seg enable */
318#define IGC_TXD_EXTCMD_TSTAMP	0x00000010 /* IEEE1588 Timestamp packet */
319
320#define IGC_TXD_PTP2_TIMER_1	0x00000020
321
322/* IPSec Encrypt Enable */
323#define IGC_ADVTXD_L4LEN_SHIFT	8  /* Adv ctxt L4LEN shift */
324#define IGC_ADVTXD_MSS_SHIFT	16 /* Adv ctxt MSS shift */
325
326#define IGC_ADVTXD_TSN_CNTX_FIRST	0x00000080
327
328/* Transmit Control */
329#define IGC_TCTL_EN		0x00000002 /* enable Tx */
330#define IGC_TCTL_PSP		0x00000008 /* pad short packets */
331#define IGC_TCTL_CT		0x00000ff0 /* collision threshold */
332#define IGC_TCTL_COLD		0x003ff000 /* collision distance */
333#define IGC_TCTL_RTLC		0x01000000 /* Re-transmit on late collision */
334
335/* Flow Control Constants */
336#define FLOW_CONTROL_ADDRESS_LOW	0x00C28001
337#define FLOW_CONTROL_ADDRESS_HIGH	0x00000100
338#define FLOW_CONTROL_TYPE		0x8808
339/* Enable XON frame transmission */
340#define IGC_FCRTL_XONE			0x80000000
341
342/* Management Control */
343#define IGC_MANC_RCV_TCO_EN	0x00020000 /* Receive TCO Packets Enabled */
344#define IGC_MANC_BLK_PHY_RST_ON_IDE	0x00040000 /* Block phy resets */
345
346/* Receive Control */
347#define IGC_RCTL_RST		0x00000001 /* Software reset */
348#define IGC_RCTL_EN		0x00000002 /* enable */
349#define IGC_RCTL_SBP		0x00000004 /* store bad packet */
350#define IGC_RCTL_UPE		0x00000008 /* unicast promisc enable */
351#define IGC_RCTL_MPE		0x00000010 /* multicast promisc enable */
352#define IGC_RCTL_LPE		0x00000020 /* long packet enable */
353#define IGC_RCTL_LBM_MAC	0x00000040 /* MAC loopback mode */
354#define IGC_RCTL_LBM_TCVR	0x000000C0 /* tcvr loopback mode */
355
356#define IGC_RCTL_RDMTS_HALF	0x00000000 /* Rx desc min thresh size */
357#define IGC_RCTL_BAM		0x00008000 /* broadcast enable */
358
359/* Split Replication Receive Control */
360#define IGC_SRRCTL_TIMESTAMP		0x40000000
361#define IGC_SRRCTL_TIMER1SEL(timer)	(((timer) & 0x3) << 14)
362#define IGC_SRRCTL_TIMER0SEL(timer)	(((timer) & 0x3) << 17)
363
364/* Receive Descriptor bit definitions */
365#define IGC_RXD_STAT_EOP	0x02	/* End of Packet */
366#define IGC_RXD_STAT_IXSM	0x04	/* Ignore checksum */
367#define IGC_RXD_STAT_UDPCS	0x10	/* UDP xsum calculated */
368#define IGC_RXD_STAT_TCPCS	0x20	/* TCP xsum calculated */
369#define IGC_RXD_STAT_VP		0x08	/* IEEE VLAN Packet */
370
371#define IGC_RXDEXT_STATERR_LB	0x00040000
372
373/* Advanced Receive Descriptor bit definitions */
374#define IGC_RXDADV_STAT_TSIP	0x08000 /* timestamp in packet */
375
376#define IGC_RXDEXT_STATERR_L4E		0x20000000
377#define IGC_RXDEXT_STATERR_IPE		0x40000000
378#define IGC_RXDEXT_STATERR_RXE		0x80000000
379
380#define IGC_MRQC_RSS_FIELD_IPV4_TCP	0x00010000
381#define IGC_MRQC_RSS_FIELD_IPV4		0x00020000
382#define IGC_MRQC_RSS_FIELD_IPV6_TCP_EX	0x00040000
383#define IGC_MRQC_RSS_FIELD_IPV6		0x00100000
384#define IGC_MRQC_RSS_FIELD_IPV6_TCP	0x00200000
385
386/* Header split receive */
387#define IGC_RFCTL_IPV6_EX_DIS	0x00010000
388#define IGC_RFCTL_LEF		0x00040000
389
390#define IGC_RCTL_SZ_256		0x00030000 /* Rx buffer size 256 */
391
392#define IGC_RCTL_MO_SHIFT	12 /* multicast offset shift */
393#define IGC_RCTL_CFIEN		0x00080000 /* canonical form enable */
394#define IGC_RCTL_DPF		0x00400000 /* discard pause frames */
395#define IGC_RCTL_PMCF		0x00800000 /* pass MAC control frames */
396#define IGC_RCTL_SECRC		0x04000000 /* Strip Ethernet CRC */
397
398#define I225_RXPBSIZE_DEFAULT	0x000000A2 /* RXPBSIZE default */
399#define I225_TXPBSIZE_DEFAULT	0x04000014 /* TXPBSIZE default */
400#define IGC_RXPBS_CFG_TS_EN	0x80000000 /* Timestamp in Rx buffer */
401
402#define IGC_TXPBSIZE_TSN	0x04145145 /* 5k bytes buffer for each queue */
403
404#define IGC_DTXMXPKTSZ_TSN	0x19 /* 1600 bytes of max TX DMA packet size */
405#define IGC_DTXMXPKTSZ_DEFAULT	0x98 /* 9728-byte Jumbo frames */
406
407/* Transmit Scheduling Latency */
408/* Latency between transmission scheduling (LaunchTime) and the time
409 * the packet is transmitted to the network in nanosecond.
410 */
411#define IGC_TXOFFSET_SPEED_10	0x000034BC
412#define IGC_TXOFFSET_SPEED_100	0x00000578
413#define IGC_TXOFFSET_SPEED_1000	0x0000012C
414#define IGC_TXOFFSET_SPEED_2500	0x00000578
415
416/* Time Sync Interrupt Causes */
417#define IGC_TSICR_SYS_WRAP	BIT(0) /* SYSTIM Wrap around. */
418#define IGC_TSICR_TXTS		BIT(1) /* Transmit Timestamp. */
419#define IGC_TSICR_TT0		BIT(3) /* Target Time 0 Trigger. */
420#define IGC_TSICR_TT1		BIT(4) /* Target Time 1 Trigger. */
421#define IGC_TSICR_AUTT0		BIT(5) /* Auxiliary Timestamp 0 Taken. */
422#define IGC_TSICR_AUTT1		BIT(6) /* Auxiliary Timestamp 1 Taken. */
423
424#define IGC_TSICR_INTERRUPTS	IGC_TSICR_TXTS
425
426#define IGC_FTQF_VF_BP		0x00008000
427#define IGC_FTQF_1588_TIME_STAMP	0x08000000
428#define IGC_FTQF_MASK			0xF0000000
429#define IGC_FTQF_MASK_PROTO_BP	0x10000000
430
431/* Time Sync Receive Control bit definitions */
432#define IGC_TSYNCRXCTL_TYPE_MASK	0x0000000E  /* Rx type mask */
433#define IGC_TSYNCRXCTL_TYPE_L2_V2	0x00
434#define IGC_TSYNCRXCTL_TYPE_L4_V1	0x02
435#define IGC_TSYNCRXCTL_TYPE_L2_L4_V2	0x04
436#define IGC_TSYNCRXCTL_TYPE_ALL		0x08
437#define IGC_TSYNCRXCTL_TYPE_EVENT_V2	0x0A
438#define IGC_TSYNCRXCTL_ENABLED		0x00000010  /* enable Rx timestamping */
439#define IGC_TSYNCRXCTL_SYSCFI		0x00000020  /* Sys clock frequency */
440#define IGC_TSYNCRXCTL_RXSYNSIG		0x00000400  /* Sample RX tstamp in PHY sop */
441
442/* Time Sync Receive Configuration */
443#define IGC_TSYNCRXCFG_PTP_V1_CTRLT_MASK	0x000000FF
444#define IGC_TSYNCRXCFG_PTP_V1_SYNC_MESSAGE	0x00
445#define IGC_TSYNCRXCFG_PTP_V1_DELAY_REQ_MESSAGE	0x01
446
447/* Immediate Interrupt Receive */
448#define IGC_IMIR_CLEAR_MASK	0xF001FFFF /* IMIR Reg Clear Mask */
449#define IGC_IMIR_PORT_BYPASS	0x20000 /* IMIR Port Bypass Bit */
450#define IGC_IMIR_PRIORITY_SHIFT	29 /* IMIR Priority Shift */
451#define IGC_IMIREXT_CLEAR_MASK	0x7FFFF /* IMIREXT Reg Clear Mask */
452
453/* Immediate Interrupt Receive Extended */
454#define IGC_IMIREXT_CTRL_BP	0x00080000  /* Bypass check of ctrl bits */
455#define IGC_IMIREXT_SIZE_BP	0x00001000  /* Packet size bypass */
456
457/* Time Sync Transmit Control bit definitions */
458#define IGC_TSYNCTXCTL_TXTT_0			0x00000001  /* Tx timestamp reg 0 valid */
459#define IGC_TSYNCTXCTL_TXTT_1			0x00000002  /* Tx timestamp reg 1 valid */
460#define IGC_TSYNCTXCTL_TXTT_2			0x00000004  /* Tx timestamp reg 2 valid */
461#define IGC_TSYNCTXCTL_TXTT_3			0x00000008  /* Tx timestamp reg 3 valid */
462#define IGC_TSYNCTXCTL_ENABLED			0x00000010  /* enable Tx timestamping */
463#define IGC_TSYNCTXCTL_MAX_ALLOWED_DLY_MASK	0x0000F000  /* max delay */
464#define IGC_TSYNCTXCTL_SYNC_COMP_ERR		0x20000000  /* sync err */
465#define IGC_TSYNCTXCTL_SYNC_COMP		0x40000000  /* sync complete */
466#define IGC_TSYNCTXCTL_START_SYNC		0x80000000  /* initiate sync */
467#define IGC_TSYNCTXCTL_TXSYNSIG			0x00000020  /* Sample TX tstamp in PHY sop */
468
469#define IGC_TSYNCTXCTL_TXTT_ANY ( \
470		IGC_TSYNCTXCTL_TXTT_0 | IGC_TSYNCTXCTL_TXTT_1 | \
471		IGC_TSYNCTXCTL_TXTT_2 | IGC_TSYNCTXCTL_TXTT_3)
472
473/* Timer selection bits */
474#define IGC_AUX_IO_TIMER_SEL_SYSTIM0	(0u << 30) /* Select SYSTIM0 for auxiliary time stamp */
475#define IGC_AUX_IO_TIMER_SEL_SYSTIM1	(1u << 30) /* Select SYSTIM1 for auxiliary time stamp */
476#define IGC_AUX_IO_TIMER_SEL_SYSTIM2	(2u << 30) /* Select SYSTIM2 for auxiliary time stamp */
477#define IGC_AUX_IO_TIMER_SEL_SYSTIM3	(3u << 30) /* Select SYSTIM3 for auxiliary time stamp */
478#define IGC_TT_IO_TIMER_SEL_SYSTIM0	(0u << 30) /* Select SYSTIM0 for target time stamp */
479#define IGC_TT_IO_TIMER_SEL_SYSTIM1	(1u << 30) /* Select SYSTIM1 for target time stamp */
480#define IGC_TT_IO_TIMER_SEL_SYSTIM2	(2u << 30) /* Select SYSTIM2 for target time stamp */
481#define IGC_TT_IO_TIMER_SEL_SYSTIM3	(3u << 30) /* Select SYSTIM3 for target time stamp */
482
483/* TSAUXC Configuration Bits */
484#define IGC_TSAUXC_EN_TT0	BIT(0)  /* Enable target time 0. */
485#define IGC_TSAUXC_EN_TT1	BIT(1)  /* Enable target time 1. */
486#define IGC_TSAUXC_EN_CLK0	BIT(2)  /* Enable Configurable Frequency Clock 0. */
487#define IGC_TSAUXC_ST0		BIT(4)  /* Start Clock 0 Toggle on Target Time 0. */
488#define IGC_TSAUXC_EN_CLK1	BIT(5)  /* Enable Configurable Frequency Clock 1. */
489#define IGC_TSAUXC_ST1		BIT(7)  /* Start Clock 1 Toggle on Target Time 1. */
490#define IGC_TSAUXC_EN_TS0	BIT(8)  /* Enable hardware timestamp 0. */
491#define IGC_TSAUXC_AUTT0	BIT(9)  /* Auxiliary Timestamp Taken. */
492#define IGC_TSAUXC_EN_TS1	BIT(10) /* Enable hardware timestamp 0. */
493#define IGC_TSAUXC_AUTT1	BIT(11) /* Auxiliary Timestamp Taken. */
494#define IGC_TSAUXC_PLSG		BIT(17) /* Generate a pulse. */
495#define IGC_TSAUXC_DISABLE1	BIT(27) /* Disable SYSTIM0 Count Operation. */
496#define IGC_TSAUXC_DISABLE2	BIT(28) /* Disable SYSTIM1 Count Operation. */
497#define IGC_TSAUXC_DISABLE3	BIT(29) /* Disable SYSTIM2 Count Operation. */
498#define IGC_TSAUXC_DIS_TS_CLEAR	BIT(30) /* Disable EN_TT0/1 auto clear. */
499#define IGC_TSAUXC_DISABLE0	BIT(31) /* Disable SYSTIM0 Count Operation. */
500
501/* SDP Configuration Bits */
502#define IGC_AUX0_SEL_SDP0	(0u << 0)  /* Assign SDP0 to auxiliary time stamp 0. */
503#define IGC_AUX0_SEL_SDP1	(1u << 0)  /* Assign SDP1 to auxiliary time stamp 0. */
504#define IGC_AUX0_SEL_SDP2	(2u << 0)  /* Assign SDP2 to auxiliary time stamp 0. */
505#define IGC_AUX0_SEL_SDP3	(3u << 0)  /* Assign SDP3 to auxiliary time stamp 0. */
506#define IGC_AUX0_TS_SDP_EN	(1u << 2)  /* Enable auxiliary time stamp trigger 0. */
507#define IGC_AUX1_SEL_SDP0	(0u << 3)  /* Assign SDP0 to auxiliary time stamp 1. */
508#define IGC_AUX1_SEL_SDP1	(1u << 3)  /* Assign SDP1 to auxiliary time stamp 1. */
509#define IGC_AUX1_SEL_SDP2	(2u << 3)  /* Assign SDP2 to auxiliary time stamp 1. */
510#define IGC_AUX1_SEL_SDP3	(3u << 3)  /* Assign SDP3 to auxiliary time stamp 1. */
511#define IGC_AUX1_TS_SDP_EN	(1u << 5)  /* Enable auxiliary time stamp trigger 1. */
512#define IGC_TS_SDP0_SEL_TT0	(0u << 6)  /* Target time 0 is output on SDP0. */
513#define IGC_TS_SDP0_SEL_TT1	(1u << 6)  /* Target time 1 is output on SDP0. */
514#define IGC_TS_SDP0_SEL_FC0	(2u << 6)  /* Freq clock  0 is output on SDP0. */
515#define IGC_TS_SDP0_SEL_FC1	(3u << 6)  /* Freq clock  1 is output on SDP0. */
516#define IGC_TS_SDP0_EN		(1u << 8)  /* SDP0 is assigned to Tsync. */
517#define IGC_TS_SDP1_SEL_TT0	(0u << 9)  /* Target time 0 is output on SDP1. */
518#define IGC_TS_SDP1_SEL_TT1	(1u << 9)  /* Target time 1 is output on SDP1. */
519#define IGC_TS_SDP1_SEL_FC0	(2u << 9)  /* Freq clock  0 is output on SDP1. */
520#define IGC_TS_SDP1_SEL_FC1	(3u << 9)  /* Freq clock  1 is output on SDP1. */
521#define IGC_TS_SDP1_EN		(1u << 11) /* SDP1 is assigned to Tsync. */
522#define IGC_TS_SDP2_SEL_TT0	(0u << 12) /* Target time 0 is output on SDP2. */
523#define IGC_TS_SDP2_SEL_TT1	(1u << 12) /* Target time 1 is output on SDP2. */
524#define IGC_TS_SDP2_SEL_FC0	(2u << 12) /* Freq clock  0 is output on SDP2. */
525#define IGC_TS_SDP2_SEL_FC1	(3u << 12) /* Freq clock  1 is output on SDP2. */
526#define IGC_TS_SDP2_EN		(1u << 14) /* SDP2 is assigned to Tsync. */
527#define IGC_TS_SDP3_SEL_TT0	(0u << 15) /* Target time 0 is output on SDP3. */
528#define IGC_TS_SDP3_SEL_TT1	(1u << 15) /* Target time 1 is output on SDP3. */
529#define IGC_TS_SDP3_SEL_FC0	(2u << 15) /* Freq clock  0 is output on SDP3. */
530#define IGC_TS_SDP3_SEL_FC1	(3u << 15) /* Freq clock  1 is output on SDP3. */
531#define IGC_TS_SDP3_EN		(1u << 17) /* SDP3 is assigned to Tsync. */
532
533/* Transmit Scheduling */
534#define IGC_TQAVCTRL_TRANSMIT_MODE_TSN	0x00000001
535#define IGC_TQAVCTRL_ENHANCED_QAV	0x00000008
536#define IGC_TQAVCTRL_FUTSCDDIS		0x00000080
537
538#define IGC_TXQCTL_QUEUE_MODE_LAUNCHT	0x00000001
539#define IGC_TXQCTL_STRICT_CYCLE		0x00000002
540#define IGC_TXQCTL_STRICT_END		0x00000004
541#define IGC_TXQCTL_QAV_SEL_MASK		0x000000C0
542#define IGC_TXQCTL_QAV_SEL_CBS0		0x00000080
543#define IGC_TXQCTL_QAV_SEL_CBS1		0x000000C0
544
545#define IGC_TQAVCC_IDLESLOPE_MASK	0xFFFF
546#define IGC_TQAVCC_KEEP_CREDITS		BIT(30)
547
548#define IGC_MAX_SR_QUEUES		2
549
550/* Receive Checksum Control */
551#define IGC_RXCSUM_CRCOFL	0x00000800   /* CRC32 offload enable */
552#define IGC_RXCSUM_PCSD		0x00002000   /* packet checksum disabled */
553
554/* PCIe PTM Control */
555#define IGC_PTM_CTRL_START_NOW	BIT(29) /* Start PTM Now */
556#define IGC_PTM_CTRL_EN		BIT(30) /* Enable PTM */
557#define IGC_PTM_CTRL_TRIG	BIT(31) /* PTM Cycle trigger */
558#define IGC_PTM_CTRL_SHRT_CYC(usec)	(((usec) & 0x3f) << 2)
559#define IGC_PTM_CTRL_PTM_TO(usec)	(((usec) & 0xff) << 8)
560
561#define IGC_PTM_SHORT_CYC_DEFAULT	1   /* Default short cycle interval */
562#define IGC_PTM_CYC_TIME_DEFAULT	5   /* Default PTM cycle time */
563#define IGC_PTM_TIMEOUT_DEFAULT		255 /* Default timeout for PTM errors */
564
565/* PCIe Digital Delay */
566#define IGC_PCIE_DIG_DELAY_DEFAULT	0x01440000
567
568/* PCIe PHY Delay */
569#define IGC_PCIE_PHY_DELAY_DEFAULT	0x40900000
570
571#define IGC_TIMADJ_ADJUST_METH		0x40000000
572
573/* PCIe PTM Status */
574#define IGC_PTM_STAT_VALID		BIT(0) /* PTM Status */
575#define IGC_PTM_STAT_RET_ERR		BIT(1) /* Root port timeout */
576#define IGC_PTM_STAT_BAD_PTM_RES	BIT(2) /* PTM Response msg instead of PTM Response Data */
577#define IGC_PTM_STAT_T4M1_OVFL		BIT(3) /* T4 minus T1 overflow */
578#define IGC_PTM_STAT_ADJUST_1ST		BIT(4) /* 1588 timer adjusted during 1st PTM cycle */
579#define IGC_PTM_STAT_ADJUST_CYC		BIT(5) /* 1588 timer adjusted during non-1st PTM cycle */
580
581/* PCIe PTM Cycle Control */
582#define IGC_PTM_CYCLE_CTRL_CYC_TIME(msec)	((msec) & 0x3ff) /* PTM Cycle Time (msec) */
583#define IGC_PTM_CYCLE_CTRL_AUTO_CYC_EN		BIT(31) /* PTM Cycle Control */
584
585/* GPY211 - I225 defines */
586#define GPY_MMD_MASK		0xFFFF0000
587#define GPY_MMD_SHIFT		16
588#define GPY_REG_MASK		0x0000FFFF
589
590#define IGC_MMDAC_FUNC_DATA	0x4000 /* Data, no post increment */
591
592/* MAC definitions */
593#define IGC_FACTPS_MNGCG	0x20000000
594#define IGC_FWSM_MODE_MASK	0xE
595#define IGC_FWSM_MODE_SHIFT	1
596
597/* Management Control */
598#define IGC_MANC_SMBUS_EN	0x00000001 /* SMBus Enabled - RO */
599#define IGC_MANC_ASF_EN		0x00000002 /* ASF Enabled - RO */
600
601/* PHY */
602#define PHY_REVISION_MASK	0xFFFFFFF0
603#define MAX_PHY_REG_ADDRESS	0x1F  /* 5 bit address bus (0-0x1F) */
604#define IGC_GEN_POLL_TIMEOUT	1920
605
606/* PHY Control Register */
607#define MII_CR_RESTART_AUTO_NEG	0x0200  /* Restart auto negotiation */
608#define MII_CR_POWER_DOWN	0x0800  /* Power down */
609#define MII_CR_AUTO_NEG_EN	0x1000  /* Auto Neg Enable */
610
611/* PHY Status Register */
612#define MII_SR_LINK_STATUS	0x0004 /* Link Status 1 = link */
613#define MII_SR_AUTONEG_COMPLETE	0x0020 /* Auto Neg Complete */
614#define IGC_PHY_RST_COMP	0x0100 /* Internal PHY reset completion */
615
616/* PHY 1000 MII Register/Bit Definitions */
617/* PHY Registers defined by IEEE */
618#define PHY_CONTROL		0x00 /* Control Register */
619#define PHY_STATUS		0x01 /* Status Register */
620#define PHY_ID1			0x02 /* Phy Id Reg (word 1) */
621#define PHY_ID2			0x03 /* Phy Id Reg (word 2) */
622#define PHY_AUTONEG_ADV		0x04 /* Autoneg Advertisement */
623#define PHY_LP_ABILITY		0x05 /* Link Partner Ability (Base Page) */
624#define PHY_1000T_CTRL		0x09 /* 1000Base-T Control Reg */
625#define PHY_1000T_STATUS	0x0A /* 1000Base-T Status Reg */
626
627/* MDI Control */
628#define IGC_MDIC_DATA_MASK	0x0000FFFF
629#define IGC_MDIC_REG_MASK	0x001F0000
630#define IGC_MDIC_REG_SHIFT	16
631#define IGC_MDIC_PHY_MASK	0x03E00000
632#define IGC_MDIC_PHY_SHIFT	21
633#define IGC_MDIC_OP_WRITE	0x04000000
634#define IGC_MDIC_OP_READ	0x08000000
635#define IGC_MDIC_READY		0x10000000
636#define IGC_MDIC_ERROR		0x40000000
637
638#define IGC_N0_QUEUE		-1
639
640#define IGC_MAX_MAC_HDR_LEN	127
641#define IGC_MAX_NETWORK_HDR_LEN	511
642
643#define IGC_VLANPQF_QSEL(_n, q_idx) ((q_idx) << ((_n) * 4))
644#define IGC_VLANPQF_VALID(_n)	(0x1 << (3 + (_n) * 4))
645#define IGC_VLANPQF_QUEUE_MASK	0x03
646
647#define IGC_ADVTXD_MACLEN_SHIFT		9  /* Adv ctxt desc mac len shift */
648#define IGC_ADVTXD_TUCMD_IPV4		0x00000400  /* IP Packet Type:1=IPv4 */
649#define IGC_ADVTXD_TUCMD_L4T_TCP	0x00000800  /* L4 Packet Type of TCP */
650#define IGC_ADVTXD_TUCMD_L4T_SCTP	0x00001000 /* L4 packet TYPE of SCTP */
651
652/* Maximum size of the MTA register table in all supported adapters */
653#define MAX_MTA_REG			128
654
655/* EEE defines */
656#define IGC_IPCNFG_EEE_2_5G_AN		0x00000010 /* IPCNFG EEE Ena 2.5G AN */
657#define IGC_IPCNFG_EEE_1G_AN		0x00000008 /* IPCNFG EEE Ena 1G AN */
658#define IGC_IPCNFG_EEE_100M_AN		0x00000004 /* IPCNFG EEE Ena 100M AN */
659#define IGC_EEER_EEE_NEG		0x20000000 /* EEE capability nego */
660#define IGC_EEER_TX_LPI_EN		0x00010000 /* EEER Tx LPI Enable */
661#define IGC_EEER_RX_LPI_EN		0x00020000 /* EEER Rx LPI Enable */
662#define IGC_EEER_LPI_FC			0x00040000 /* EEER Ena on Flow Cntrl */
663#define IGC_EEE_SU_LPI_CLK_STP		0x00800000 /* EEE LPI Clock Stop */
664
665/* LTR defines */
666#define IGC_LTRC_EEEMS_EN		0x00000020 /* Enable EEE LTR max send */
667#define IGC_RXPBS_SIZE_I225_MASK	0x0000003F /* Rx packet buffer size */
668#define IGC_TW_SYSTEM_1000_MASK		0x000000FF
669/* Minimum time for 100BASE-T where no data will be transmit following move out
670 * of EEE LPI Tx state
671 */
672#define IGC_TW_SYSTEM_100_MASK		0x0000FF00
673#define IGC_TW_SYSTEM_100_SHIFT		8
674/* Reg val to set scale to 1024 nsec */
675#define IGC_LTRMINV_SCALE_1024		2
676/* Reg val to set scale to 32768 nsec */
677#define IGC_LTRMINV_SCALE_32768		3
678/* Reg val to set scale to 1024 nsec */
679#define IGC_LTRMAXV_SCALE_1024		2
680/* Reg val to set scale to 32768 nsec */
681#define IGC_LTRMAXV_SCALE_32768		3
682#define IGC_LTRMINV_LTRV_MASK		0x000003FF /* LTR minimum value */
683#define IGC_LTRMAXV_LTRV_MASK		0x000003FF /* LTR maximum value */
684#define IGC_LTRMINV_LSNP_REQ		0x00008000 /* LTR Snoop Requirement */
685#define IGC_LTRMINV_SCALE_SHIFT		10
686#define IGC_LTRMAXV_LSNP_REQ		0x00008000 /* LTR Snoop Requirement */
687#define IGC_LTRMAXV_SCALE_SHIFT		10
688
689#endif /* _IGC_DEFINES_H_ */
690