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net: introduce and use netdev_features_t for device features sets
[jme.git] / jme.h
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4330c2f2
GFT		 1/*
2 * JMicron JMC2x0 series PCIe Ethernet Linux Device Driver
3 *
4 * Copyright 2008 JMicron Technology Corporation
5 * http://www.jmicron.com/
eee57828 6 * Copyright (c) 2009 - 2010 Guo-Fu Tseng <cooldavid@cooldavid.org>
4330c2f2 7 *
3bf61c55
GFT		 8 * Author: Guo-Fu Tseng <cooldavid@cooldavid.org>
9 *
4330c2f2
GFT		 10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 */
24
cd0ff491 25#ifndef __JME_H_INCLUDED__
94c5ea02 26#define __JME_H_INCLUDED__
aa9c0eb2 27#include <linux/interrupt.h>
d7699f87
GFT		 28
29#define DRV_NAME "jme"
d1ff1f9b 30#define DRV_VERSION "1.0.8"
cd0ff491 31#define PFX DRV_NAME ": "
d7699f87 32
cd0ff491
GFT		 33#define PCI_DEVICE_ID_JMICRON_JMC250 0x0250
34#define PCI_DEVICE_ID_JMICRON_JMC260 0x0260
8d27293f 35
cd0ff491
GFT		 36/*
37 * Message related definitions
38 */
39#define JME_DEF_MSG_ENABLE \
40 (NETIF_MSG_PROBE | \
41 NETIF_MSG_LINK | \
42 NETIF_MSG_RX_ERR | \
43 NETIF_MSG_TX_ERR | \
44 NETIF_MSG_HW)
45
3bf61c55 46#ifdef TX_DEBUG
c97b5740
GFT		 47#define tx_dbg(priv, fmt, args...) \
48 printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args)
3bf61c55 49#else
c97b5740
GFT		 50#define tx_dbg(priv, fmt, args...) \
51do { \
52 if (0) \
53 printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args); \
54} while (0)
3bf61c55
GFT		 55#endif
56
cd0ff491
GFT		 57/*
58 * Extra PCI Configuration space interface
59 */
60#define PCI_DCSR_MRRS 0x59
61#define PCI_DCSR_MRRS_MASK 0x70
62
63enum pci_dcsr_mrrs_vals {
4330c2f2
GFT		 64 MRRS_128B = 0x00,
65 MRRS_256B = 0x10,
66 MRRS_512B = 0x20,
67 MRRS_1024B = 0x30,
68 MRRS_2048B = 0x40,
69 MRRS_4096B = 0x50,
70};
d7699f87 71
cd0ff491
GFT		 72#define PCI_SPI 0xB0
73
74enum pci_spi_bits {
75 SPI_EN = 0x10,
76 SPI_MISO = 0x08,
77 SPI_MOSI = 0x04,
78 SPI_SCLK = 0x02,
79 SPI_CS = 0x01,
80};
81
82struct jme_spi_op {
83 void __user *uwbuf;
84 void __user *urbuf;
85 __u8 wn; /* Number of write actions */
86 __u8 rn; /* Number of read actions */
87 __u8 bitn; /* Number of bits per action */
88 __u8 spd; /* The maxim acceptable speed of controller, in MHz.*/
89 __u8 mode; /* CPOL, CPHA, and Duplex mode of SPI */
90
91 /* Internal use only */
92 u8 *kwbuf;
93 u8 *krbuf;
94 u8 sr;
95 u16 halfclk; /* Half of clock cycle calculated from spd, in ns */
96};
79ce639c 97
cd0ff491
GFT		 98enum jme_spi_op_bits {
99 SPI_MODE_CPHA = 0x01,
100 SPI_MODE_CPOL = 0x02,
101 SPI_MODE_DUP = 0x80,
102};
103
104#define HALF_US 500 /* 500 ns */
cd0ff491 105
e4610a83
GFT		 106#define PCI_PRIV_PE1 0xE4
107
108enum pci_priv_pe1_bit_masks {
109 PE1_ASPMSUPRT = 0x00000003, /*
110 * RW:
111 * Aspm_support[1:0]
112 * (R/W Port of 5C[11:10])
113 */
114 PE1_MULTIFUN = 0x00000004, /* RW: Multi_fun_bit */
115 PE1_RDYDMA = 0x00000008, /* RO: ~link.rdy_for_dma */
116 PE1_ASPMOPTL = 0x00000030, /* RW: link.rx10s_option[1:0] */
117 PE1_ASPMOPTH = 0x000000C0, /* RW: 10_req=[3]?HW:[2] */
118 PE1_GPREG0 = 0x0000FF00, /*
119 * SRW:
120 * Cfg_gp_reg0
121 * [7:6] phy_giga BG control
122 * [5] CREQ_N as CREQ_N1 (CPPE# as CREQ#)
123 * [4:0] Reserved
124 */
125 PE1_GPREG0_PBG = 0x0000C000, /* phy_giga BG control */
126 PE1_GPREG1 = 0x00FF0000, /* RW: Cfg_gp_reg1 */
127 PE1_REVID = 0xFF000000, /* RO: Rev ID */
128};
129
130enum pci_priv_pe1_values {
131 PE1_GPREG0_ENBG = 0x00000000, /* en BG */
132 PE1_GPREG0_PDD3COLD = 0x00004000, /* giga_PD + d3cold */
133 PE1_GPREG0_PDPCIESD = 0x00008000, /* giga_PD + pcie_shutdown */
134 PE1_GPREG0_PDPCIEIDDQ = 0x0000C000, /* giga_PD + pcie_iddq */
135};
136
cd0ff491
GFT		 137/*
138 * Dynamic(adaptive)/Static PCC values
139 */
3bf61c55 140enum dynamic_pcc_values {
192570e0 141 PCC_OFF = 0,
3bf61c55
GFT		 142 PCC_P1 = 1,
143 PCC_P2 = 2,
144 PCC_P3 = 3,
145
192570e0 146 PCC_OFF_TO = 0,
3bf61c55 147 PCC_P1_TO = 1,
192570e0
GFT		 148 PCC_P2_TO = 64,
149 PCC_P3_TO = 128,
3bf61c55 150
192570e0 151 PCC_OFF_CNT = 0,
3bf61c55 152 PCC_P1_CNT = 1,
192570e0
GFT		 153 PCC_P2_CNT = 16,
154 PCC_P3_CNT = 32,
3bf61c55
GFT		 155};
156struct dynpcc_info {
3bf61c55
GFT		 157 unsigned long last_bytes;
158 unsigned long last_pkts;
79ce639c 159 unsigned long intr_cnt;
3bf61c55
GFT		 160 unsigned char cur;
161 unsigned char attempt;
162 unsigned char cnt;
163};
79ce639c 164#define PCC_INTERVAL_US 100000
cd0ff491
GFT		 165#define PCC_INTERVAL (HZ / (1000000 / PCC_INTERVAL_US))
166#define PCC_P3_THRESHOLD (2 * 1024 * 1024)
79ce639c
GFT		 167#define PCC_P2_THRESHOLD 800
168#define PCC_INTR_THRESHOLD 800
47220951 169#define PCC_TX_TO 1000
b3821cc5 170#define PCC_TX_CNT 8
3bf61c55 171
d7699f87
GFT		 172/*
173 * TX/RX Descriptors
4330c2f2 174 *
cd0ff491 175 * TX/RX Ring DESC Count Must be multiple of 16 and <= 1024
d7699f87 176 */
4330c2f2 177#define RING_DESC_ALIGN 16 /* Descriptor alignment */
d7699f87
GFT		 178#define TX_DESC_SIZE 16
179#define TX_RING_NR 8
cd0ff491 180#define TX_RING_ALLOC_SIZE(s) ((s * TX_DESC_SIZE) + RING_DESC_ALIGN)
d7699f87 181
3bf61c55 182struct txdesc {
d7699f87 183 union {
cd0ff491
GFT		 184 __u8 all[16];
185 __le32 dw[4];
d7699f87
GFT		 186 struct {
187 /* DW0 */
cd0ff491
GFT		 188 __le16 vlan;
189 __u8 rsv1;
190 __u8 flags;
d7699f87
GFT		 191
192 /* DW1 */
cd0ff491
GFT		 193 __le16 datalen;
194 __le16 mss;
d7699f87
GFT		 195
196 /* DW2 */
cd0ff491
GFT		 197 __le16 pktsize;
198 __le16 rsv2;
d7699f87
GFT		 199
200 /* DW3 */
cd0ff491 201 __le32 bufaddr;
d7699f87 202 } desc1;
3bf61c55
GFT		 203 struct {
204 /* DW0 */
cd0ff491
GFT		 205 __le16 rsv1;
206 __u8 rsv2;
207 __u8 flags;
3bf61c55
GFT		 208
209 /* DW1 */
cd0ff491
GFT		 210 __le16 datalen;
211 __le16 rsv3;
3bf61c55
GFT		 212
213 /* DW2 */
cd0ff491 214 __le32 bufaddrh;
3bf61c55
GFT		 215
216 /* DW3 */
cd0ff491 217 __le32 bufaddrl;
3bf61c55 218 } desc2;
8c198884
GFT		 219 struct {
220 /* DW0 */
cd0ff491
GFT		 221 __u8 ehdrsz;
222 __u8 rsv1;
223 __u8 rsv2;
224 __u8 flags;
8c198884
GFT		 225
226 /* DW1 */
cd0ff491
GFT		 227 __le16 trycnt;
228 __le16 segcnt;
8c198884
GFT		 229
230 /* DW2 */
cd0ff491
GFT		 231 __le16 pktsz;
232 __le16 rsv3;
8c198884
GFT		 233
234 /* DW3 */
cd0ff491 235 __le32 bufaddrl;
8c198884 236 } descwb;
d7699f87
GFT		 237 };
238};
cd0ff491 239
8c198884 240enum jme_txdesc_flags_bits {
d7699f87
GFT		 241 TXFLAG_OWN = 0x80,
242 TXFLAG_INT = 0x40,
3bf61c55 243 TXFLAG_64BIT = 0x20,
d7699f87
GFT		 244 TXFLAG_TCPCS = 0x10,
245 TXFLAG_UDPCS = 0x08,
246 TXFLAG_IPCS = 0x04,
247 TXFLAG_LSEN = 0x02,
248 TXFLAG_TAGON = 0x01,
249};
cd0ff491 250
b3821cc5 251#define TXDESC_MSS_SHIFT 2
fa97b924 252enum jme_txwbdesc_flags_bits {
8c198884
GFT		 253 TXWBFLAG_OWN = 0x80,
254 TXWBFLAG_INT = 0x40,
255 TXWBFLAG_TMOUT = 0x20,
256 TXWBFLAG_TRYOUT = 0x10,
257 TXWBFLAG_COL = 0x08,
258
259 TXWBFLAG_ALLERR = TXWBFLAG_TMOUT |
260 TXWBFLAG_TRYOUT |
261 TXWBFLAG_COL,
262};
d7699f87 263
d7699f87
GFT		 264#define RX_DESC_SIZE 16
265#define RX_RING_NR 4
cd0ff491 266#define RX_RING_ALLOC_SIZE(s) ((s * RX_DESC_SIZE) + RING_DESC_ALIGN)
d7699f87 267#define RX_BUF_DMA_ALIGN 8
3bf61c55 268#define RX_PREPAD_SIZE 10
79ce639c
GFT		 269#define ETH_CRC_LEN 2
270#define RX_VLANHDR_LEN 2
271#define RX_EXTRA_LEN (RX_PREPAD_SIZE + \
272 ETH_HLEN + \
273 ETH_CRC_LEN + \
274 RX_VLANHDR_LEN + \
275 RX_BUF_DMA_ALIGN)
d7699f87 276
3bf61c55 277struct rxdesc {
d7699f87 278 union {
cd0ff491
GFT		 279 __u8 all[16];
280 __le32 dw[4];
d7699f87
GFT		 281 struct {
282 /* DW0 */
cd0ff491
GFT		 283 __le16 rsv2;
284 __u8 rsv1;
285 __u8 flags;
d7699f87
GFT		 286
287 /* DW1 */
cd0ff491
GFT		 288 __le16 datalen;
289 __le16 wbcpl;
d7699f87
GFT		 290
291 /* DW2 */
cd0ff491 292 __le32 bufaddrh;
d7699f87
GFT		 293
294 /* DW3 */
cd0ff491 295 __le32 bufaddrl;
d7699f87
GFT		 296 } desc1;
297 struct {
298 /* DW0 */
cd0ff491
GFT		 299 __le16 vlan;
300 __le16 flags;
d7699f87
GFT		 301
302 /* DW1 */
cd0ff491
GFT		 303 __le16 framesize;
304 __u8 errstat;
305 __u8 desccnt;
d7699f87
GFT		 306
307 /* DW2 */
cd0ff491 308 __le32 rsshash;
d7699f87
GFT		 309
310 /* DW3 */
cd0ff491
GFT		 311 __u8 hashfun;
312 __u8 hashtype;
313 __le16 resrv;
d7699f87
GFT		 314 } descwb;
315 };
316};
cd0ff491 317
d7699f87
GFT		 318enum jme_rxdesc_flags_bits {
319 RXFLAG_OWN = 0x80,
320 RXFLAG_INT = 0x40,
321 RXFLAG_64BIT = 0x20,
322};
cd0ff491 323
d7699f87 324enum jme_rxwbdesc_flags_bits {
4330c2f2
GFT		 325 RXWBFLAG_OWN = 0x8000,
326 RXWBFLAG_INT = 0x4000,
327 RXWBFLAG_MF = 0x2000,
328 RXWBFLAG_64BIT = 0x2000,
329 RXWBFLAG_TCPON = 0x1000,
330 RXWBFLAG_UDPON = 0x0800,
331 RXWBFLAG_IPCS = 0x0400,
332 RXWBFLAG_TCPCS = 0x0200,
333 RXWBFLAG_UDPCS = 0x0100,
334 RXWBFLAG_TAGON = 0x0080,
335 RXWBFLAG_IPV4 = 0x0040,
336 RXWBFLAG_IPV6 = 0x0020,
337 RXWBFLAG_PAUSE = 0x0010,
338 RXWBFLAG_MAGIC = 0x0008,
339 RXWBFLAG_WAKEUP = 0x0004,
340 RXWBFLAG_DEST = 0x0003,
341 RXWBFLAG_DEST_UNI = 0x0001,
342 RXWBFLAG_DEST_MUL = 0x0002,
343 RXWBFLAG_DEST_BRO = 0x0003,
d7699f87 344};
cd0ff491 345
d7699f87
GFT		 346enum jme_rxwbdesc_desccnt_mask {
347 RXWBDCNT_WBCPL = 0x80,
348 RXWBDCNT_DCNT = 0x7F,
349};
cd0ff491 350
4330c2f2
GFT		 351enum jme_rxwbdesc_errstat_bits {
352 RXWBERR_LIMIT = 0x80,
353 RXWBERR_MIIER = 0x40,
354 RXWBERR_NIBON = 0x20,
355 RXWBERR_COLON = 0x10,
356 RXWBERR_ABORT = 0x08,
357 RXWBERR_SHORT = 0x04,
358 RXWBERR_OVERUN = 0x02,
359 RXWBERR_CRCERR = 0x01,
360 RXWBERR_ALLERR = 0xFF,
361};
362
cd0ff491
GFT		 363/*
364 * Buffer information corresponding to ring descriptors.
365 */
4330c2f2
GFT		 366struct jme_buffer_info {
367 struct sk_buff *skb;
368 dma_addr_t mapping;
369 int len;
3bf61c55 370 int nr_desc;
cdcdc9eb 371 unsigned long start_xmit;
4330c2f2 372};
d7699f87 373
cd0ff491
GFT		 374/*
375 * The structure holding buffer information and ring descriptors all together.
376 */
d7699f87 377struct jme_ring {
cd0ff491
GFT		 378 void *alloc; /* pointer to allocated memory */
379 void *desc; /* pointer to ring memory */
380 dma_addr_t dmaalloc; /* phys address of ring alloc */
381 dma_addr_t dma; /* phys address for ring dma */
d7699f87 382
4330c2f2 383 /* Buffer information corresponding to each descriptor */
fa97b924 384 struct jme_buffer_info *bufinf;
d7699f87 385
cd0ff491
GFT		 386 int next_to_use;
387 atomic_t next_to_clean;
79ce639c 388 atomic_t nr_free;
d7699f87
GFT		 389};
390
cd0ff491 391#define NET_STAT(priv) (priv->dev->stats)
3bf61c55
GFT		 392#define NETDEV_GET_STATS(netdev, fun_ptr)
393#define DECLARE_NET_DEVICE_STATS
3bf61c55 394
cdcdc9eb
GFT		 395#define DECLARE_NAPI_STRUCT struct napi_struct napi;
396#define NETIF_NAPI_SET(dev, napis, pollfn, q) \
397 netif_napi_add(dev, napis, pollfn, q);
398#define JME_NAPI_HOLDER(holder) struct napi_struct *holder
399#define JME_NAPI_WEIGHT(w) int w
400#define JME_NAPI_WEIGHT_VAL(w) w
401#define JME_NAPI_WEIGHT_SET(w, r)
94c5ea02 402#define JME_RX_COMPLETE(dev, napis) napi_complete(napis)
cdcdc9eb
GFT		 403#define JME_NAPI_ENABLE(priv) napi_enable(&priv->napi);
404#define JME_NAPI_DISABLE(priv) \
cd0ff491 405 if (!napi_disable_pending(&priv->napi)) \
cdcdc9eb
GFT		 406 napi_disable(&priv->napi);
407#define JME_RX_SCHEDULE_PREP(priv) \
94c5ea02 408 napi_schedule_prep(&priv->napi)
cdcdc9eb 409#define JME_RX_SCHEDULE(priv) \
94c5ea02 410 __napi_schedule(&priv->napi);
cdcdc9eb 411
d7699f87
GFT		 412/*
413 * Jmac Adapter Private data
414 */
415struct jme_adapter {
cd0ff491
GFT		 416 struct pci_dev *pdev;
417 struct net_device *dev;
418 void __iomem *regs;
d7699f87
GFT		 419 struct mii_if_info mii_if;
420 struct jme_ring rxring[RX_RING_NR];
421 struct jme_ring txring[TX_RING_NR];
d7699f87 422 spinlock_t phy_lock;
fcf45b4c 423 spinlock_t macaddr_lock;
8c198884 424 spinlock_t rxmcs_lock;
fcf45b4c 425 struct tasklet_struct rxempty_task;
4330c2f2
GFT		 426 struct tasklet_struct rxclean_task;
427 struct tasklet_struct txclean_task;
428 struct tasklet_struct linkch_task;
79ce639c 429 struct tasklet_struct pcc_task;
cd0ff491
GFT		 430 unsigned long flags;
431 u32 reg_txcs;
432 u32 reg_txpfc;
433 u32 reg_rxcs;
434 u32 reg_rxmcs;
435 u32 reg_ghc;
436 u32 reg_pmcs;
ed830419 437 u32 reg_gpreg1;
cd0ff491
GFT		 438 u32 phylink;
439 u32 tx_ring_size;
440 u32 tx_ring_mask;
441 u32 tx_wake_threshold;
442 u32 rx_ring_size;
443 u32 rx_ring_mask;
444 u8 mrrs;
445 unsigned int fpgaver;
4400ae98
GFT		 446 u8 chiprev;
447 u8 chip_main_rev;
448 u8 chip_sub_rev;
449 u8 pcirev;
cd0ff491 450 u32 msg_enable;
29bdd921
GFT		 451 struct ethtool_cmd old_ecmd;
452 unsigned int old_mtu;
3bf61c55
GFT		 453 struct dynpcc_info dpi;
454 atomic_t intr_sem;
fcf45b4c
GFT		 455 atomic_t link_changing;
456 atomic_t tx_cleaning;
457 atomic_t rx_cleaning;
192570e0 458 atomic_t rx_empty;
cdcdc9eb 459 int (*jme_rx)(struct sk_buff *skb);
cdcdc9eb 460 DECLARE_NAPI_STRUCT
3bf61c55 461 DECLARE_NET_DEVICE_STATS
d7699f87 462};
cd0ff491 463
79ce639c 464enum jme_flags_bits {
cd0ff491
GFT		 465 JME_FLAG_MSI = 1,
466 JME_FLAG_SSET = 2,
cd0ff491
GFT		 467 JME_FLAG_POLL = 5,
468 JME_FLAG_SHUTDOWN = 6,
8c198884 469};
cd0ff491
GFT		 470
471#define TX_TIMEOUT (5 * HZ)
186fc259 472#define JME_REG_LEN 0x500
cd0ff491 473#define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216
8c198884 474
cd0ff491 475static inline struct jme_adapter*
cdcdc9eb
GFT		 476jme_napi_priv(struct napi_struct *napi)
477{
cd0ff491 478 struct jme_adapter *jme;
cdcdc9eb
GFT		 479 jme = container_of(napi, struct jme_adapter, napi);
480 return jme;
481}
d7699f87
GFT		 482
483/*
484 * MMaped I/O Resters
485 */
486enum jme_iomap_offsets {
4330c2f2
GFT		 487 JME_MAC = 0x0000,
488 JME_PHY = 0x0400,
d7699f87 489 JME_MISC = 0x0800,
4330c2f2 490 JME_RSS = 0x0C00,
d7699f87
GFT		 491};
492
8c198884
GFT		 493enum jme_iomap_lens {
494 JME_MAC_LEN = 0x80,
495 JME_PHY_LEN = 0x58,
496 JME_MISC_LEN = 0x98,
497 JME_RSS_LEN = 0xFF,
498};
499
d7699f87
GFT		 500enum jme_iomap_regs {
501 JME_TXCS = JME_MAC | 0x00, /* Transmit Control and Status */
3bf61c55
GFT		 502 JME_TXDBA_LO = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
503 JME_TXDBA_HI = JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */
d7699f87
GFT		 504 JME_TXQDC = JME_MAC | 0x0C, /* Transmit Queue Desc Count */
505 JME_TXNDA = JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */
506 JME_TXMCS = JME_MAC | 0x14, /* Transmit MAC Control Status */
507 JME_TXPFC = JME_MAC | 0x18, /* Transmit Pause Frame Control */
508 JME_TXTRHD = JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */
509
510 JME_RXCS = JME_MAC | 0x20, /* Receive Control and Status */
3bf61c55
GFT		 511 JME_RXDBA_LO = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */
512 JME_RXDBA_HI = JME_MAC | 0x28, /* Receive Queue Desc Base Addr */
d7699f87
GFT		 513 JME_RXQDC = JME_MAC | 0x2C, /* Receive Queue Desc Count */
514 JME_RXNDA = JME_MAC | 0x30, /* Receive Queue Next Desc Addr */
515 JME_RXMCS = JME_MAC | 0x34, /* Receive MAC Control Status */
4330c2f2
GFT		 516 JME_RXUMA_LO = JME_MAC | 0x38, /* Receive Unicast MAC Address */
517 JME_RXUMA_HI = JME_MAC | 0x3C, /* Receive Unicast MAC Address */
3bf61c55
GFT		 518 JME_RXMCHT_LO = JME_MAC | 0x40, /* Recv Multicast Addr HashTable */
519 JME_RXMCHT_HI = JME_MAC | 0x44, /* Recv Multicast Addr HashTable */
d7699f87
GFT		 520 JME_WFODP = JME_MAC | 0x48, /* Wakeup Frame Output Data Port */
521 JME_WFOI = JME_MAC | 0x4C, /* Wakeup Frame Output Interface */
522
523 JME_SMI = JME_MAC | 0x50, /* Station Management Interface */
524 JME_GHC = JME_MAC | 0x54, /* Global Host Control */
525 JME_PMCS = JME_MAC | 0x60, /* Power Management Control/Stat */
526
527
e4610a83 528 JME_PHY_PWR = JME_PHY | 0x24, /* New PHY Power Ctrl Register */
3bf61c55 529 JME_PHY_CS = JME_PHY | 0x28, /* PHY Ctrl and Status Register */
d7699f87
GFT		 530 JME_PHY_LINK = JME_PHY | 0x30, /* PHY Link Status Register */
531 JME_SMBCSR = JME_PHY | 0x40, /* SMB Control and Status */
186fc259 532 JME_SMBINTF = JME_PHY | 0x44, /* SMB Interface */
d7699f87
GFT		 533
534
cd0ff491
GFT		 535 JME_TMCSR = JME_MISC | 0x00, /* Timer Control/Status Register */
536 JME_GPREG0 = JME_MISC | 0x08, /* General purpose REG-0 */
537 JME_GPREG1 = JME_MISC | 0x0C, /* General purpose REG-1 */
538 JME_IEVE = JME_MISC | 0x20, /* Interrupt Event Status */
539 JME_IREQ = JME_MISC | 0x24, /* Intr Req Status(For Debug) */
540 JME_IENS = JME_MISC | 0x28, /* Intr Enable - Setting Port */
541 JME_IENC = JME_MISC | 0x2C, /* Interrupt Enable - Clear Port */
542 JME_PCCRX0 = JME_MISC | 0x30, /* PCC Control for RX Queue 0 */
543 JME_PCCTX = JME_MISC | 0x40, /* PCC Control for TX Queues */
544 JME_CHIPMODE = JME_MISC | 0x44, /* Identify FPGA Version */
545 JME_SHBA_HI = JME_MISC | 0x48, /* Shadow Register Base HI */
546 JME_SHBA_LO = JME_MISC | 0x4C, /* Shadow Register Base LO */
547 JME_TIMER1 = JME_MISC | 0x70, /* Timer1 */
548 JME_TIMER2 = JME_MISC | 0x74, /* Timer2 */
549 JME_APMC = JME_MISC | 0x7C, /* Aggressive Power Mode Control */
550 JME_PCCSRX0 = JME_MISC | 0x80, /* PCC Status of RX0 */
d7699f87
GFT		 551};
552
553/*
554 * TX Control/Status Bits
555 */
556enum jme_txcs_bits {
557 TXCS_QUEUE7S = 0x00008000,
558 TXCS_QUEUE6S = 0x00004000,
559 TXCS_QUEUE5S = 0x00002000,
560 TXCS_QUEUE4S = 0x00001000,
561 TXCS_QUEUE3S = 0x00000800,
562 TXCS_QUEUE2S = 0x00000400,
563 TXCS_QUEUE1S = 0x00000200,
564 TXCS_QUEUE0S = 0x00000100,
565 TXCS_FIFOTH = 0x000000C0,
566 TXCS_DMASIZE = 0x00000030,
567 TXCS_BURST = 0x00000004,
568 TXCS_ENABLE = 0x00000001,
569};
cd0ff491 570
d7699f87
GFT		 571enum jme_txcs_value {
572 TXCS_FIFOTH_16QW = 0x000000C0,
573 TXCS_FIFOTH_12QW = 0x00000080,
574 TXCS_FIFOTH_8QW = 0x00000040,
575 TXCS_FIFOTH_4QW = 0x00000000,
576
577 TXCS_DMASIZE_64B = 0x00000000,
578 TXCS_DMASIZE_128B = 0x00000010,
579 TXCS_DMASIZE_256B = 0x00000020,
580 TXCS_DMASIZE_512B = 0x00000030,
581
582 TXCS_SELECT_QUEUE0 = 0x00000000,
583 TXCS_SELECT_QUEUE1 = 0x00010000,
584 TXCS_SELECT_QUEUE2 = 0x00020000,
585 TXCS_SELECT_QUEUE3 = 0x00030000,
586 TXCS_SELECT_QUEUE4 = 0x00040000,
587 TXCS_SELECT_QUEUE5 = 0x00050000,
588 TXCS_SELECT_QUEUE6 = 0x00060000,
589 TXCS_SELECT_QUEUE7 = 0x00070000,
590
591 TXCS_DEFAULT = TXCS_FIFOTH_4QW |
d7699f87
GFT		 592 TXCS_BURST,
593};
cd0ff491 594
29bdd921 595#define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */
d7699f87
GFT		 596
597/*
598 * TX MAC Control/Status Bits
599 */
600enum jme_txmcs_bit_masks {
601 TXMCS_IFG2 = 0xC0000000,
602 TXMCS_IFG1 = 0x30000000,
603 TXMCS_TTHOLD = 0x00000300,
604 TXMCS_FBURST = 0x00000080,
605 TXMCS_CARRIEREXT = 0x00000040,
606 TXMCS_DEFER = 0x00000020,
607 TXMCS_BACKOFF = 0x00000010,
608 TXMCS_CARRIERSENSE = 0x00000008,
609 TXMCS_COLLISION = 0x00000004,
610 TXMCS_CRC = 0x00000002,
611 TXMCS_PADDING = 0x00000001,
612};
cd0ff491 613
d7699f87
GFT		 614enum jme_txmcs_values {
615 TXMCS_IFG2_6_4 = 0x00000000,
616 TXMCS_IFG2_8_5 = 0x40000000,
617 TXMCS_IFG2_10_6 = 0x80000000,
618 TXMCS_IFG2_12_7 = 0xC0000000,
619
620 TXMCS_IFG1_8_4 = 0x00000000,
621 TXMCS_IFG1_12_6 = 0x10000000,
622 TXMCS_IFG1_16_8 = 0x20000000,
623 TXMCS_IFG1_20_10 = 0x30000000,
624
625 TXMCS_TTHOLD_1_8 = 0x00000000,
626 TXMCS_TTHOLD_1_4 = 0x00000100,
627 TXMCS_TTHOLD_1_2 = 0x00000200,
628 TXMCS_TTHOLD_FULL = 0x00000300,
629
630 TXMCS_DEFAULT = TXMCS_IFG2_8_5 |
631 TXMCS_IFG1_16_8 |
632 TXMCS_TTHOLD_FULL |
633 TXMCS_DEFER |
634 TXMCS_CRC |
635 TXMCS_PADDING,
636};
637
8c198884
GFT		 638enum jme_txpfc_bits_masks {
639 TXPFC_VLAN_TAG = 0xFFFF0000,
640 TXPFC_VLAN_EN = 0x00008000,
641 TXPFC_PF_EN = 0x00000001,
642};
643
644enum jme_txtrhd_bits_masks {
645 TXTRHD_TXPEN = 0x80000000,
646 TXTRHD_TXP = 0x7FFFFF00,
647 TXTRHD_TXREN = 0x00000080,
648 TXTRHD_TXRL = 0x0000007F,
649};
cd0ff491 650
8c198884
GFT		 651enum jme_txtrhd_shifts {
652 TXTRHD_TXP_SHIFT = 8,
653 TXTRHD_TXRL_SHIFT = 0,
654};
655
19bbc546
GFT		 656enum jme_txtrhd_values {
657 TXTRHD_FULLDUPLEX = 0x00000000,
658 TXTRHD_HALFDUPLEX = TXTRHD_TXPEN |
659 ((0x2000 << TXTRHD_TXP_SHIFT) & TXTRHD_TXP) |
660 TXTRHD_TXREN |
661 ((8 << TXTRHD_TXRL_SHIFT) & TXTRHD_TXRL),
662};
663
d7699f87
GFT		 664/*
665 * RX Control/Status Bits
666 */
4330c2f2 667enum jme_rxcs_bit_masks {
3bf61c55
GFT		 668 /* FIFO full threshold for transmitting Tx Pause Packet */
669 RXCS_FIFOTHTP = 0x30000000,
670 /* FIFO threshold for processing next packet */
671 RXCS_FIFOTHNP = 0x0C000000,
4330c2f2
GFT		 672 RXCS_DMAREQSZ = 0x03000000, /* DMA Request Size */
673 RXCS_QUEUESEL = 0x00030000, /* Queue selection */
674 RXCS_RETRYGAP = 0x0000F000, /* RX Desc full retry gap */
675 RXCS_RETRYCNT = 0x00000F00, /* RX Desc full retry counter */
676 RXCS_WAKEUP = 0x00000040, /* Enable receive wakeup packet */
677 RXCS_MAGIC = 0x00000020, /* Enable receive magic packet */
678 RXCS_SHORT = 0x00000010, /* Enable receive short packet */
679 RXCS_ABORT = 0x00000008, /* Enable receive errorr packet */
680 RXCS_QST = 0x00000004, /* Receive queue start */
681 RXCS_SUSPEND = 0x00000002,
d7699f87
GFT		 682 RXCS_ENABLE = 0x00000001,
683};
cd0ff491 684
4330c2f2
GFT		 685enum jme_rxcs_values {
686 RXCS_FIFOTHTP_16T = 0x00000000,
687 RXCS_FIFOTHTP_32T = 0x10000000,
688 RXCS_FIFOTHTP_64T = 0x20000000,
689 RXCS_FIFOTHTP_128T = 0x30000000,
690
691 RXCS_FIFOTHNP_16QW = 0x00000000,
692 RXCS_FIFOTHNP_32QW = 0x04000000,
693 RXCS_FIFOTHNP_64QW = 0x08000000,
694 RXCS_FIFOTHNP_128QW = 0x0C000000,
695
696 RXCS_DMAREQSZ_16B = 0x00000000,
697 RXCS_DMAREQSZ_32B = 0x01000000,
698 RXCS_DMAREQSZ_64B = 0x02000000,
699 RXCS_DMAREQSZ_128B = 0x03000000,
700
701 RXCS_QUEUESEL_Q0 = 0x00000000,
702 RXCS_QUEUESEL_Q1 = 0x00010000,
703 RXCS_QUEUESEL_Q2 = 0x00020000,
704 RXCS_QUEUESEL_Q3 = 0x00030000,
705
706 RXCS_RETRYGAP_256ns = 0x00000000,
707 RXCS_RETRYGAP_512ns = 0x00001000,
708 RXCS_RETRYGAP_1024ns = 0x00002000,
709 RXCS_RETRYGAP_2048ns = 0x00003000,
710 RXCS_RETRYGAP_4096ns = 0x00004000,
711 RXCS_RETRYGAP_8192ns = 0x00005000,
712 RXCS_RETRYGAP_16384ns = 0x00006000,
713 RXCS_RETRYGAP_32768ns = 0x00007000,
714
715 RXCS_RETRYCNT_0 = 0x00000000,
716 RXCS_RETRYCNT_4 = 0x00000100,
717 RXCS_RETRYCNT_8 = 0x00000200,
718 RXCS_RETRYCNT_12 = 0x00000300,
719 RXCS_RETRYCNT_16 = 0x00000400,
720 RXCS_RETRYCNT_20 = 0x00000500,
721 RXCS_RETRYCNT_24 = 0x00000600,
722 RXCS_RETRYCNT_28 = 0x00000700,
723 RXCS_RETRYCNT_32 = 0x00000800,
724 RXCS_RETRYCNT_36 = 0x00000900,
725 RXCS_RETRYCNT_40 = 0x00000A00,
726 RXCS_RETRYCNT_44 = 0x00000B00,
727 RXCS_RETRYCNT_48 = 0x00000C00,
728 RXCS_RETRYCNT_52 = 0x00000D00,
729 RXCS_RETRYCNT_56 = 0x00000E00,
730 RXCS_RETRYCNT_60 = 0x00000F00,
731
732 RXCS_DEFAULT = RXCS_FIFOTHTP_128T |
79ce639c 733 RXCS_FIFOTHNP_128QW |
4330c2f2
GFT		 734 RXCS_DMAREQSZ_128B |
735 RXCS_RETRYGAP_256ns |
736 RXCS_RETRYCNT_32,
737};
cd0ff491 738
29bdd921 739#define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */
d7699f87
GFT		 740
741/*
742 * RX MAC Control/Status Bits
743 */
744enum jme_rxmcs_bits {
745 RXMCS_ALLFRAME = 0x00000800,
746 RXMCS_BRDFRAME = 0x00000400,
747 RXMCS_MULFRAME = 0x00000200,
748 RXMCS_UNIFRAME = 0x00000100,
749 RXMCS_ALLMULFRAME = 0x00000080,
750 RXMCS_MULFILTERED = 0x00000040,
3bf61c55
GFT		 751 RXMCS_RXCOLLDEC = 0x00000020,
752 RXMCS_FLOWCTRL = 0x00000008,
753 RXMCS_VTAGRM = 0x00000004,
754 RXMCS_PREPAD = 0x00000002,
755 RXMCS_CHECKSUM = 0x00000001,
b3821cc5 756
8c198884
GFT		 757 RXMCS_DEFAULT = RXMCS_VTAGRM |
758 RXMCS_PREPAD |
759 RXMCS_FLOWCTRL |
760 RXMCS_CHECKSUM,
d7699f87
GFT		 761};
762
b3821cc5
GFT		 763/*
764 * Wakeup Frame setup interface registers
765 */
766#define WAKEUP_FRAME_NR 8
767#define WAKEUP_FRAME_MASK_DWNR 4
cd0ff491 768
b3821cc5
GFT		 769enum jme_wfoi_bit_masks {
770 WFOI_MASK_SEL = 0x00000070,
771 WFOI_CRC_SEL = 0x00000008,
772 WFOI_FRAME_SEL = 0x00000007,
773};
cd0ff491 774
b3821cc5
GFT		 775enum jme_wfoi_shifts {
776 WFOI_MASK_SHIFT = 4,
777};
778
d7699f87
GFT		 779/*
780 * SMI Related definitions
781 */
cd0ff491 782enum jme_smi_bit_mask {
d7699f87
GFT		 783 SMI_DATA_MASK = 0xFFFF0000,
784 SMI_REG_ADDR_MASK = 0x0000F800,
785 SMI_PHY_ADDR_MASK = 0x000007C0,
786 SMI_OP_WRITE = 0x00000020,
3bf61c55
GFT		 787 /* Set to 1, after req done it'll be cleared to 0 */
788 SMI_OP_REQ = 0x00000010,
d7699f87
GFT		 789 SMI_OP_MDIO = 0x00000008, /* Software assess In/Out */
790 SMI_OP_MDOE = 0x00000004, /* Software Output Enable */
791 SMI_OP_MDC = 0x00000002, /* Software CLK Control */
792 SMI_OP_MDEN = 0x00000001, /* Software access Enable */
793};
cd0ff491
GFT		 794
795enum jme_smi_bit_shift {
d7699f87
GFT		 796 SMI_DATA_SHIFT = 16,
797 SMI_REG_ADDR_SHIFT = 11,
798 SMI_PHY_ADDR_SHIFT = 6,
799};
cd0ff491
GFT		 800
801static inline u32 smi_reg_addr(int x)
d7699f87 802{
cd0ff491 803 return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK;
d7699f87 804}
cd0ff491
GFT		 805
806static inline u32 smi_phy_addr(int x)
d7699f87 807{
cd0ff491 808 return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK;
d7699f87 809}
cd0ff491 810
8d27293f 811#define JME_PHY_TIMEOUT 100 /* 100 msec */
186fc259 812#define JME_PHY_REG_NR 32
d7699f87
GFT		 813
814/*
815 * Global Host Control
816 */
817enum jme_ghc_bit_mask {
94c5ea02 818 GHC_SWRST = 0x40000000,
ed830419
GFT		 819 GHC_TO_CLK_SRC = 0x00C00000,
820 GHC_TXMAC_CLK_SRC = 0x00300000,
94c5ea02
GFT		 821 GHC_DPX = 0x00000040,
822 GHC_SPEED = 0x00000030,
823 GHC_LINK_POLL = 0x00000001,
d7699f87 824};
cd0ff491 825
d7699f87 826enum jme_ghc_speed_val {
94c5ea02
GFT		 827 GHC_SPEED_10M = 0x00000010,
828 GHC_SPEED_100M = 0x00000020,
829 GHC_SPEED_1000M = 0x00000030,
830};
831
832enum jme_ghc_to_clk {
833 GHC_TO_CLK_OFF = 0x00000000,
834 GHC_TO_CLK_GPHY = 0x00400000,
835 GHC_TO_CLK_PCIE = 0x00800000,
836 GHC_TO_CLK_INVALID = 0x00C00000,
837};
838
839enum jme_ghc_txmac_clk {
840 GHC_TXMAC_CLK_OFF = 0x00000000,
841 GHC_TXMAC_CLK_GPHY = 0x00100000,
842 GHC_TXMAC_CLK_PCIE = 0x00200000,
843 GHC_TXMAC_CLK_INVALID = 0x00300000,
d7699f87
GFT		 844};
845
29bdd921
GFT		 846/*
847 * Power management control and status register
848 */
849enum jme_pmcs_bit_masks {
18783c49 850 PMCS_STMASK = 0xFFFF0000,
29bdd921
GFT		 851 PMCS_WF7DET = 0x80000000,
852 PMCS_WF6DET = 0x40000000,
853 PMCS_WF5DET = 0x20000000,
854 PMCS_WF4DET = 0x10000000,
855 PMCS_WF3DET = 0x08000000,
856 PMCS_WF2DET = 0x04000000,
857 PMCS_WF1DET = 0x02000000,
858 PMCS_WF0DET = 0x01000000,
859 PMCS_LFDET = 0x00040000,
860 PMCS_LRDET = 0x00020000,
861 PMCS_MFDET = 0x00010000,
18783c49 862 PMCS_ENMASK = 0x0000FFFF,
29bdd921
GFT		 863 PMCS_WF7EN = 0x00008000,
864 PMCS_WF6EN = 0x00004000,
865 PMCS_WF5EN = 0x00002000,
866 PMCS_WF4EN = 0x00001000,
867 PMCS_WF3EN = 0x00000800,
868 PMCS_WF2EN = 0x00000400,
869 PMCS_WF1EN = 0x00000200,
870 PMCS_WF0EN = 0x00000100,
871 PMCS_LFEN = 0x00000004,
872 PMCS_LREN = 0x00000002,
873 PMCS_MFEN = 0x00000001,
874};
875
e4610a83
GFT		 876/*
877 * New PHY Power Control Register
878 */
879enum jme_phy_pwr_bit_masks {
880 PHY_PWR_DWN1SEL = 0x01000000, /* Phy_giga.p_PWR_DOWN1_SEL */
881 PHY_PWR_DWN1SW = 0x02000000, /* Phy_giga.p_PWR_DOWN1_SW */
882 PHY_PWR_DWN2 = 0x04000000, /* Phy_giga.p_PWR_DOWN2 */
883 PHY_PWR_CLKSEL = 0x08000000, /*
884 * XTL_OUT Clock select
885 * (an internal free-running clock)
886 * 0: xtl_out = phy_giga.A_XTL25_O
887 * 1: xtl_out = phy_giga.PD_OSC
888 */
889};
890
d7699f87 891/*
3bf61c55 892 * Giga PHY Status Registers
d7699f87
GFT		 893 */
894enum jme_phy_link_bit_mask {
895 PHY_LINK_SPEED_MASK = 0x0000C000,
896 PHY_LINK_DUPLEX = 0x00002000,
897 PHY_LINK_SPEEDDPU_RESOLVED = 0x00000800,
898 PHY_LINK_UP = 0x00000400,
899 PHY_LINK_AUTONEG_COMPLETE = 0x00000200,
fcf45b4c 900 PHY_LINK_MDI_STAT = 0x00000040,
d7699f87 901};
cd0ff491 902
d7699f87
GFT		 903enum jme_phy_link_speed_val {
904 PHY_LINK_SPEED_10M = 0x00000000,
905 PHY_LINK_SPEED_100M = 0x00004000,
906 PHY_LINK_SPEED_1000M = 0x00008000,
907};
cd0ff491 908
fcf45b4c 909#define JME_SPDRSV_TIMEOUT 500 /* 500 us */
d7699f87
GFT		 910
911/*
912 * SMB Control and Status
913 */
79ce639c 914enum jme_smbcsr_bit_mask {
d7699f87
GFT		 915 SMBCSR_CNACK = 0x00020000,
916 SMBCSR_RELOAD = 0x00010000,
917 SMBCSR_EEPROMD = 0x00000020,
186fc259
GFT		 918 SMBCSR_INITDONE = 0x00000010,
919 SMBCSR_BUSY = 0x0000000F,
920};
cd0ff491 921
186fc259
GFT		 922enum jme_smbintf_bit_mask {
923 SMBINTF_HWDATR = 0xFF000000,
924 SMBINTF_HWDATW = 0x00FF0000,
925 SMBINTF_HWADDR = 0x0000FF00,
926 SMBINTF_HWRWN = 0x00000020,
927 SMBINTF_HWCMD = 0x00000010,
928 SMBINTF_FASTM = 0x00000008,
929 SMBINTF_GPIOSCL = 0x00000004,
930 SMBINTF_GPIOSDA = 0x00000002,
931 SMBINTF_GPIOEN = 0x00000001,
932};
cd0ff491 933
186fc259
GFT		 934enum jme_smbintf_vals {
935 SMBINTF_HWRWN_READ = 0x00000020,
936 SMBINTF_HWRWN_WRITE = 0x00000000,
937};
cd0ff491 938
186fc259
GFT		 939enum jme_smbintf_shifts {
940 SMBINTF_HWDATR_SHIFT = 24,
941 SMBINTF_HWDATW_SHIFT = 16,
942 SMBINTF_HWADDR_SHIFT = 8,
943};
cd0ff491 944
186fc259
GFT		 945#define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */
946#define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */
947#define JME_SMB_LEN 256
948#define JME_EEPROM_MAGIC 0x250
d7699f87 949
79ce639c
GFT		 950/*
951 * Timer Control/Status Register
952 */
953enum jme_tmcsr_bit_masks {
954 TMCSR_SWIT = 0x80000000,
955 TMCSR_EN = 0x01000000,
956 TMCSR_CNT = 0x00FFFFFF,
957};
958
4330c2f2 959/*
cd0ff491 960 * General Purpose REG-0
4330c2f2
GFT		 961 */
962enum jme_gpreg0_masks {
3bf61c55
GFT		 963 GPREG0_DISSH = 0xFF000000,
964 GPREG0_PCIRLMT = 0x00300000,
965 GPREG0_PCCNOMUTCLR = 0x00040000,
cdcdc9eb 966 GPREG0_LNKINTPOLL = 0x00001000,
3bf61c55
GFT		 967 GPREG0_PCCTMR = 0x00000300,
968 GPREG0_PHYADDR = 0x0000001F,
4330c2f2 969};
cd0ff491 970
4330c2f2
GFT		 971enum jme_gpreg0_vals {
972 GPREG0_DISSH_DW7 = 0x80000000,
973 GPREG0_DISSH_DW6 = 0x40000000,
974 GPREG0_DISSH_DW5 = 0x20000000,
975 GPREG0_DISSH_DW4 = 0x10000000,
976 GPREG0_DISSH_DW3 = 0x08000000,
977 GPREG0_DISSH_DW2 = 0x04000000,
978 GPREG0_DISSH_DW1 = 0x02000000,
979 GPREG0_DISSH_DW0 = 0x01000000,
980 GPREG0_DISSH_ALL = 0xFF000000,
981
982 GPREG0_PCIRLMT_8 = 0x00000000,
983 GPREG0_PCIRLMT_6 = 0x00100000,
984 GPREG0_PCIRLMT_5 = 0x00200000,
985 GPREG0_PCIRLMT_4 = 0x00300000,
986
987 GPREG0_PCCTMR_16ns = 0x00000000,
3bf61c55
GFT		 988 GPREG0_PCCTMR_256ns = 0x00000100,
989 GPREG0_PCCTMR_1us = 0x00000200,
990 GPREG0_PCCTMR_1ms = 0x00000300,
4330c2f2
GFT		 991
992 GPREG0_PHYADDR_1 = 0x00000001,
993
994 GPREG0_DEFAULT = GPREG0_PCIRLMT_4 |
3bf61c55
GFT		 995 GPREG0_PCCTMR_1us |
996 GPREG0_PHYADDR_1,
4330c2f2
GFT		 997};
998
9b9d55de
GFT		 999/*
1000 * General Purpose REG-1
9b9d55de 1001 */
ed830419
GFT		 1002enum jme_gpreg1_bit_masks {
1003 GPREG1_RXCLKOFF = 0x04000000,
1004 GPREG1_PCREQN = 0x00020000,
1005 GPREG1_HALFMODEPATCH = 0x00000040, /* For Chip revision 0x11 only */
1006 GPREG1_RSSPATCH = 0x00000020, /* For Chip revision 0x11 only */
9b9d55de
GFT		 1007 GPREG1_INTRDELAYUNIT = 0x00000018,
1008 GPREG1_INTRDELAYENABLE = 0x00000007,
1009};
1010
1011enum jme_gpreg1_vals {
9b9d55de
GFT		 1012 GPREG1_INTDLYUNIT_16NS = 0x00000000,
1013 GPREG1_INTDLYUNIT_256NS = 0x00000008,
1014 GPREG1_INTDLYUNIT_1US = 0x00000010,
1015 GPREG1_INTDLYUNIT_16US = 0x00000018,
1016
1017 GPREG1_INTDLYEN_1U = 0x00000001,
1018 GPREG1_INTDLYEN_2U = 0x00000002,
1019 GPREG1_INTDLYEN_3U = 0x00000003,
1020 GPREG1_INTDLYEN_4U = 0x00000004,
1021 GPREG1_INTDLYEN_5U = 0x00000005,
1022 GPREG1_INTDLYEN_6U = 0x00000006,
1023 GPREG1_INTDLYEN_7U = 0x00000007,
1024
ed830419 1025 GPREG1_DEFAULT = GPREG1_PCREQN,
9b9d55de
GFT		 1026};
1027
d7699f87
GFT		 1028/*
1029 * Interrupt Status Bits
1030 */
cd0ff491 1031enum jme_interrupt_bits {
d7699f87
GFT		 1032 INTR_SWINTR = 0x80000000,
1033 INTR_TMINTR = 0x40000000,
1034 INTR_LINKCH = 0x20000000,
1035 INTR_PAUSERCV = 0x10000000,
1036 INTR_MAGICRCV = 0x08000000,
1037 INTR_WAKERCV = 0x04000000,
1038 INTR_PCCRX0TO = 0x02000000,
1039 INTR_PCCRX1TO = 0x01000000,
1040 INTR_PCCRX2TO = 0x00800000,
1041 INTR_PCCRX3TO = 0x00400000,
1042 INTR_PCCTXTO = 0x00200000,
1043 INTR_PCCRX0 = 0x00100000,
1044 INTR_PCCRX1 = 0x00080000,
1045 INTR_PCCRX2 = 0x00040000,
1046 INTR_PCCRX3 = 0x00020000,
1047 INTR_PCCTX = 0x00010000,
1048 INTR_RX3EMP = 0x00008000,
1049 INTR_RX2EMP = 0x00004000,
1050 INTR_RX1EMP = 0x00002000,
1051 INTR_RX0EMP = 0x00001000,
1052 INTR_RX3 = 0x00000800,
1053 INTR_RX2 = 0x00000400,
1054 INTR_RX1 = 0x00000200,
1055 INTR_RX0 = 0x00000100,
1056 INTR_TX7 = 0x00000080,
1057 INTR_TX6 = 0x00000040,
1058 INTR_TX5 = 0x00000020,
1059 INTR_TX4 = 0x00000010,
1060 INTR_TX3 = 0x00000008,
1061 INTR_TX2 = 0x00000004,
1062 INTR_TX1 = 0x00000002,
1063 INTR_TX0 = 0x00000001,
1064};
cd0ff491
GFT		 1065
1066static const u32 INTR_ENABLE = INTR_SWINTR |
79ce639c
GFT		 1067 INTR_TMINTR |
1068 INTR_LINKCH |
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GFT		 1069 INTR_PCCRX0TO |
1070 INTR_PCCRX0 |
1071 INTR_PCCTXTO |
cdcdc9eb
GFT		 1072 INTR_PCCTX |
1073 INTR_RX0EMP;
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GFT		 1074
1075/*
1076 * PCC Control Registers
1077 */
1078enum jme_pccrx_masks {
1079 PCCRXTO_MASK = 0xFFFF0000,
1080 PCCRX_MASK = 0x0000FF00,
1081};
cd0ff491 1082
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GFT		 1083enum jme_pcctx_masks {
1084 PCCTXTO_MASK = 0xFFFF0000,
1085 PCCTX_MASK = 0x0000FF00,
1086 PCCTX_QS_MASK = 0x000000FF,
1087};
cd0ff491 1088
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GFT		 1089enum jme_pccrx_shifts {
1090 PCCRXTO_SHIFT = 16,
1091 PCCRX_SHIFT = 8,
1092};
cd0ff491 1093
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GFT		 1094enum jme_pcctx_shifts {
1095 PCCTXTO_SHIFT = 16,
1096 PCCTX_SHIFT = 8,
1097};
cd0ff491 1098
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GFT		 1099enum jme_pcctx_bits {
1100 PCCTXQ0_EN = 0x00000001,
1101 PCCTXQ1_EN = 0x00000002,
1102 PCCTXQ2_EN = 0x00000004,
1103 PCCTXQ3_EN = 0x00000008,
1104 PCCTXQ4_EN = 0x00000010,
1105 PCCTXQ5_EN = 0x00000020,
1106 PCCTXQ6_EN = 0x00000040,
1107 PCCTXQ7_EN = 0x00000080,
1108};
1109
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GFT		 1110/*
1111 * Chip Mode Register
1112 */
1113enum jme_chipmode_bit_masks {
1114 CM_FPGAVER_MASK = 0xFFFF0000,
e882564f 1115 CM_CHIPREV_MASK = 0x0000FF00,
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GFT		 1116 CM_CHIPMODE_MASK = 0x0000000F,
1117};
cd0ff491 1118
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GFT		 1119enum jme_chipmode_shifts {
1120 CM_FPGAVER_SHIFT = 16,
e882564f 1121 CM_CHIPREV_SHIFT = 8,
cdcdc9eb 1122};
d7699f87 1123
cd0ff491
GFT		 1124/*
1125 * Aggressive Power Mode Control
1126 */
1127enum jme_apmc_bits {
1128 JME_APMC_PCIE_SD_EN = 0x40000000,
1129 JME_APMC_PSEUDO_HP_EN = 0x20000000,
1130 JME_APMC_EPIEN = 0x04000000,
1131 JME_APMC_EPIEN_CTRL = 0x03000000,
1132};
1133
1134enum jme_apmc_values {
1135 JME_APMC_EPIEN_CTRL_EN = 0x02000000,
1136 JME_APMC_EPIEN_CTRL_DIS = 0x01000000,
1137};
1138
1139#define APMC_PHP_SHUTDOWN_DELAY (10 * 1000 * 1000)
1140
1141#ifdef REG_DEBUG
1142static char *MAC_REG_NAME[] = {
1143 "JME_TXCS", "JME_TXDBA_LO", "JME_TXDBA_HI", "JME_TXQDC",
1144 "JME_TXNDA", "JME_TXMCS", "JME_TXPFC", "JME_TXTRHD",
1145 "JME_RXCS", "JME_RXDBA_LO", "JME_RXDBA_HI", "JME_RXQDC",
1146 "JME_RXNDA", "JME_RXMCS", "JME_RXUMA_LO", "JME_RXUMA_HI",
1147 "JME_RXMCHT_LO", "JME_RXMCHT_HI", "JME_WFODP", "JME_WFOI",
1148 "JME_SMI", "JME_GHC", "UNKNOWN", "UNKNOWN",
1149 "JME_PMCS"};
9b9d55de 1150
cd0ff491
GFT		 1151static char *PE_REG_NAME[] = {
1152 "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1153 "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1154 "UNKNOWN", "UNKNOWN", "JME_PHY_CS", "UNKNOWN",
1155 "JME_PHY_LINK", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1156 "JME_SMBCSR", "JME_SMBINTF"};
9b9d55de 1157
cd0ff491
GFT		 1158static char *MISC_REG_NAME[] = {
1159 "JME_TMCSR", "JME_GPIO", "JME_GPREG0", "JME_GPREG1",
1160 "JME_IEVE", "JME_IREQ", "JME_IENS", "JME_IENC",
1161 "JME_PCCRX0", "JME_PCCRX1", "JME_PCCRX2", "JME_PCCRX3",
1162 "JME_PCCTX0", "JME_CHIPMODE", "JME_SHBA_HI", "JME_SHBA_LO",
1163 "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1164 "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1165 "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
1166 "JME_TIMER1", "JME_TIMER2", "UNKNOWN", "JME_APMC",
1167 "JME_PCCSRX0"};
9b9d55de 1168
cd0ff491
GFT		 1169static inline void reg_dbg(const struct jme_adapter *jme,
1170 const char *msg, u32 val, u32 reg)
1171{
1172 const char *regname;
e882564f 1173 switch (reg & 0xF00) {
cd0ff491
GFT		 1174 case 0x000:
1175 regname = MAC_REG_NAME[(reg & 0xFF) >> 2];
1176 break;
1177 case 0x400:
1178 regname = PE_REG_NAME[(reg & 0xFF) >> 2];
1179 break;
1180 case 0x800:
e882564f 1181 regname = MISC_REG_NAME[(reg & 0xFF) >> 2];
cd0ff491
GFT		 1182 break;
1183 default:
1184 regname = PE_REG_NAME[0];
1185 }
1186 printk(KERN_DEBUG "%s: %-20s %08x@%s\n", jme->dev->name,
1187 msg, val, regname);
1188}
1189#else
1190static inline void reg_dbg(const struct jme_adapter *jme,
1191 const char *msg, u32 val, u32 reg) {}
1192#endif
1193
d7699f87
GFT		 1194/*
1195 * Read/Write MMaped I/O Registers
1196 */
cd0ff491 1197static inline u32 jread32(struct jme_adapter *jme, u32 reg)
d7699f87 1198{
cd0ff491 1199 return readl(jme->regs + reg);
d7699f87 1200}
cd0ff491
GFT		 1201
1202static inline void jwrite32(struct jme_adapter *jme, u32 reg, u32 val)
d7699f87 1203{
cd0ff491
GFT		 1204 reg_dbg(jme, "REG WRITE", val, reg);
1205 writel(val, jme->regs + reg);
1206 reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
d7699f87 1207}
cd0ff491
GFT		 1208
1209static inline void jwrite32f(struct jme_adapter *jme, u32 reg, u32 val)
d7699f87
GFT		 1210{
1211 /*
1212 * Read after write should cause flush
1213 */
cd0ff491
GFT		 1214 reg_dbg(jme, "REG WRITE FLUSH", val, reg);
1215 writel(val, jme->regs + reg);
1216 readl(jme->regs + reg);
1217 reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
d7699f87
GFT		 1218}
1219
cdcdc9eb
GFT		 1220/*
1221 * PHY Regs
1222 */
1223enum jme_phy_reg17_bit_masks {
1224 PREG17_SPEED = 0xC000,
1225 PREG17_DUPLEX = 0x2000,
1226 PREG17_SPDRSV = 0x0800,
1227 PREG17_LNKUP = 0x0400,
1228 PREG17_MDI = 0x0040,
1229};
cd0ff491 1230
cdcdc9eb
GFT		 1231enum jme_phy_reg17_vals {
1232 PREG17_SPEED_10M = 0x0000,
1233 PREG17_SPEED_100M = 0x4000,
1234 PREG17_SPEED_1000M = 0x8000,
1235};
cd0ff491 1236
8d27293f 1237#define BMSR_ANCOMP 0x0020
cdcdc9eb 1238
e882564f
GFT		 1239/*
1240 * Workaround
1241 */
4400ae98 1242static inline int is_buggy250(unsigned short device, u8 chiprev)
e882564f
GFT		 1243{
1244 return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11;
1245}
1246
e4610a83
GFT		 1247static inline int new_phy_power_ctrl(u8 chip_main_rev)
1248{
1249 return chip_main_rev >= 5;
1250}
1251
d7699f87 1252/*
cd0ff491 1253 * Function prototypes
d7699f87 1254 */
d7699f87 1255static int jme_set_settings(struct net_device *netdev,
cd0ff491 1256 struct ethtool_cmd *ecmd);
bb4c5c8c 1257static void jme_set_unicastaddr(struct net_device *netdev);
d7699f87
GFT		 1258static void jme_set_multi(struct net_device *netdev);
1259
cd0ff491 1260#endif
JMicron Ethernet Linux driver