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95252236 GFT |
1 | /* |
2 | * JMicron JMC2x0 series PCIe Ethernet Linux Device Driver | |
3 | * | |
4 | * Copyright 2008 JMicron Technology Corporation | |
5 | * http://www.jmicron.com/ | |
6 | * | |
7 | * Author: Guo-Fu Tseng <cooldavid@cooldavid.org> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | * | |
22 | */ | |
23 | ||
24 | #ifndef __JME_H_INCLUDED__ | |
25 | #define __JME_H_INCLUDEE__ | |
26 | ||
27 | #define DRV_NAME "jme" | |
6dc0c97f | 28 | #define DRV_VERSION "1.0.3" |
95252236 GFT |
29 | #define PFX DRV_NAME ": " |
30 | ||
31 | #define PCI_DEVICE_ID_JMICRON_JMC250 0x0250 | |
32 | #define PCI_DEVICE_ID_JMICRON_JMC260 0x0260 | |
33 | ||
34 | /* | |
35 | * Message related definitions | |
36 | */ | |
37 | #define JME_DEF_MSG_ENABLE \ | |
38 | (NETIF_MSG_PROBE | \ | |
39 | NETIF_MSG_LINK | \ | |
40 | NETIF_MSG_RX_ERR | \ | |
41 | NETIF_MSG_TX_ERR | \ | |
42 | NETIF_MSG_HW) | |
43 | ||
44 | #define jeprintk(pdev, fmt, args...) \ | |
45 | printk(KERN_ERR PFX fmt, ## args) | |
46 | ||
47 | #ifdef TX_DEBUG | |
48 | #define tx_dbg(priv, fmt, args...) \ | |
49 | printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ## args) | |
50 | #else | |
51 | #define tx_dbg(priv, fmt, args...) | |
52 | #endif | |
53 | ||
54 | #define jme_msg(msglvl, type, priv, fmt, args...) \ | |
55 | if (netif_msg_##type(priv)) \ | |
56 | printk(msglvl "%s: " fmt, (priv)->dev->name, ## args) | |
57 | ||
58 | #define msg_probe(priv, fmt, args...) \ | |
59 | jme_msg(KERN_INFO, probe, priv, fmt, ## args) | |
60 | ||
61 | #define msg_link(priv, fmt, args...) \ | |
62 | jme_msg(KERN_INFO, link, priv, fmt, ## args) | |
63 | ||
64 | #define msg_intr(priv, fmt, args...) \ | |
65 | jme_msg(KERN_INFO, intr, priv, fmt, ## args) | |
66 | ||
67 | #define msg_rx_err(priv, fmt, args...) \ | |
68 | jme_msg(KERN_ERR, rx_err, priv, fmt, ## args) | |
69 | ||
70 | #define msg_rx_status(priv, fmt, args...) \ | |
71 | jme_msg(KERN_INFO, rx_status, priv, fmt, ## args) | |
72 | ||
73 | #define msg_tx_err(priv, fmt, args...) \ | |
74 | jme_msg(KERN_ERR, tx_err, priv, fmt, ## args) | |
75 | ||
76 | #define msg_tx_done(priv, fmt, args...) \ | |
77 | jme_msg(KERN_INFO, tx_done, priv, fmt, ## args) | |
78 | ||
79 | #define msg_tx_queued(priv, fmt, args...) \ | |
80 | jme_msg(KERN_INFO, tx_queued, priv, fmt, ## args) | |
81 | ||
82 | #define msg_hw(priv, fmt, args...) \ | |
83 | jme_msg(KERN_ERR, hw, priv, fmt, ## args) | |
84 | ||
85 | /* | |
86 | * Extra PCI Configuration space interface | |
87 | */ | |
88 | #define PCI_DCSR_MRRS 0x59 | |
89 | #define PCI_DCSR_MRRS_MASK 0x70 | |
90 | ||
91 | enum pci_dcsr_mrrs_vals { | |
92 | MRRS_128B = 0x00, | |
93 | MRRS_256B = 0x10, | |
94 | MRRS_512B = 0x20, | |
95 | MRRS_1024B = 0x30, | |
96 | MRRS_2048B = 0x40, | |
97 | MRRS_4096B = 0x50, | |
98 | }; | |
99 | ||
100 | #define PCI_SPI 0xB0 | |
101 | ||
102 | enum pci_spi_bits { | |
103 | SPI_EN = 0x10, | |
104 | SPI_MISO = 0x08, | |
105 | SPI_MOSI = 0x04, | |
106 | SPI_SCLK = 0x02, | |
107 | SPI_CS = 0x01, | |
108 | }; | |
109 | ||
110 | struct jme_spi_op { | |
111 | void __user *uwbuf; | |
112 | void __user *urbuf; | |
113 | __u8 wn; /* Number of write actions */ | |
114 | __u8 rn; /* Number of read actions */ | |
115 | __u8 bitn; /* Number of bits per action */ | |
116 | __u8 spd; /* The maxim acceptable speed of controller, in MHz.*/ | |
117 | __u8 mode; /* CPOL, CPHA, and Duplex mode of SPI */ | |
118 | ||
119 | /* Internal use only */ | |
120 | u8 *kwbuf; | |
121 | u8 *krbuf; | |
122 | u8 sr; | |
123 | u16 halfclk; /* Half of clock cycle calculated from spd, in ns */ | |
124 | }; | |
125 | ||
126 | enum jme_spi_op_bits { | |
127 | SPI_MODE_CPHA = 0x01, | |
128 | SPI_MODE_CPOL = 0x02, | |
129 | SPI_MODE_DUP = 0x80, | |
130 | }; | |
131 | ||
132 | #define HALF_US 500 /* 500 ns */ | |
133 | #define JMESPIIOCTL SIOCDEVPRIVATE | |
134 | ||
135 | /* | |
136 | * Dynamic(adaptive)/Static PCC values | |
137 | */ | |
138 | enum dynamic_pcc_values { | |
139 | PCC_OFF = 0, | |
140 | PCC_P1 = 1, | |
141 | PCC_P2 = 2, | |
142 | PCC_P3 = 3, | |
143 | ||
144 | PCC_OFF_TO = 0, | |
145 | PCC_P1_TO = 1, | |
146 | PCC_P2_TO = 64, | |
147 | PCC_P3_TO = 128, | |
148 | ||
149 | PCC_OFF_CNT = 0, | |
150 | PCC_P1_CNT = 1, | |
151 | PCC_P2_CNT = 16, | |
152 | PCC_P3_CNT = 32, | |
153 | }; | |
154 | struct dynpcc_info { | |
155 | unsigned long last_bytes; | |
156 | unsigned long last_pkts; | |
157 | unsigned long intr_cnt; | |
158 | unsigned char cur; | |
159 | unsigned char attempt; | |
160 | unsigned char cnt; | |
161 | }; | |
162 | #define PCC_INTERVAL_US 100000 | |
163 | #define PCC_INTERVAL (HZ / (1000000 / PCC_INTERVAL_US)) | |
164 | #define PCC_P3_THRESHOLD (2 * 1024 * 1024) | |
165 | #define PCC_P2_THRESHOLD 800 | |
166 | #define PCC_INTR_THRESHOLD 800 | |
167 | #define PCC_TX_TO 1000 | |
168 | #define PCC_TX_CNT 8 | |
169 | ||
170 | /* | |
171 | * TX/RX Descriptors | |
172 | * | |
173 | * TX/RX Ring DESC Count Must be multiple of 16 and <= 1024 | |
174 | */ | |
175 | #define RING_DESC_ALIGN 16 /* Descriptor alignment */ | |
176 | #define TX_DESC_SIZE 16 | |
177 | #define TX_RING_NR 8 | |
178 | #define TX_RING_ALLOC_SIZE(s) ((s * TX_DESC_SIZE) + RING_DESC_ALIGN) | |
179 | ||
180 | struct txdesc { | |
181 | union { | |
182 | __u8 all[16]; | |
183 | __le32 dw[4]; | |
184 | struct { | |
185 | /* DW0 */ | |
186 | __le16 vlan; | |
187 | __u8 rsv1; | |
188 | __u8 flags; | |
189 | ||
190 | /* DW1 */ | |
191 | __le16 datalen; | |
192 | __le16 mss; | |
193 | ||
194 | /* DW2 */ | |
195 | __le16 pktsize; | |
196 | __le16 rsv2; | |
197 | ||
198 | /* DW3 */ | |
199 | __le32 bufaddr; | |
200 | } desc1; | |
201 | struct { | |
202 | /* DW0 */ | |
203 | __le16 rsv1; | |
204 | __u8 rsv2; | |
205 | __u8 flags; | |
206 | ||
207 | /* DW1 */ | |
208 | __le16 datalen; | |
209 | __le16 rsv3; | |
210 | ||
211 | /* DW2 */ | |
212 | __le32 bufaddrh; | |
213 | ||
214 | /* DW3 */ | |
215 | __le32 bufaddrl; | |
216 | } desc2; | |
217 | struct { | |
218 | /* DW0 */ | |
219 | __u8 ehdrsz; | |
220 | __u8 rsv1; | |
221 | __u8 rsv2; | |
222 | __u8 flags; | |
223 | ||
224 | /* DW1 */ | |
225 | __le16 trycnt; | |
226 | __le16 segcnt; | |
227 | ||
228 | /* DW2 */ | |
229 | __le16 pktsz; | |
230 | __le16 rsv3; | |
231 | ||
232 | /* DW3 */ | |
233 | __le32 bufaddrl; | |
234 | } descwb; | |
235 | }; | |
236 | }; | |
237 | ||
238 | enum jme_txdesc_flags_bits { | |
239 | TXFLAG_OWN = 0x80, | |
240 | TXFLAG_INT = 0x40, | |
241 | TXFLAG_64BIT = 0x20, | |
242 | TXFLAG_TCPCS = 0x10, | |
243 | TXFLAG_UDPCS = 0x08, | |
244 | TXFLAG_IPCS = 0x04, | |
245 | TXFLAG_LSEN = 0x02, | |
246 | TXFLAG_TAGON = 0x01, | |
247 | }; | |
248 | ||
249 | #define TXDESC_MSS_SHIFT 2 | |
250 | enum jme_rxdescwb_flags_bits { | |
251 | TXWBFLAG_OWN = 0x80, | |
252 | TXWBFLAG_INT = 0x40, | |
253 | TXWBFLAG_TMOUT = 0x20, | |
254 | TXWBFLAG_TRYOUT = 0x10, | |
255 | TXWBFLAG_COL = 0x08, | |
256 | ||
257 | TXWBFLAG_ALLERR = TXWBFLAG_TMOUT | | |
258 | TXWBFLAG_TRYOUT | | |
259 | TXWBFLAG_COL, | |
260 | }; | |
261 | ||
262 | #define RX_DESC_SIZE 16 | |
263 | #define RX_RING_NR 4 | |
264 | #define RX_RING_ALLOC_SIZE(s) ((s * RX_DESC_SIZE) + RING_DESC_ALIGN) | |
265 | #define RX_BUF_DMA_ALIGN 8 | |
266 | #define RX_PREPAD_SIZE 10 | |
267 | #define ETH_CRC_LEN 2 | |
268 | #define RX_VLANHDR_LEN 2 | |
269 | #define RX_EXTRA_LEN (RX_PREPAD_SIZE + \ | |
270 | ETH_HLEN + \ | |
271 | ETH_CRC_LEN + \ | |
272 | RX_VLANHDR_LEN + \ | |
273 | RX_BUF_DMA_ALIGN) | |
274 | ||
275 | struct rxdesc { | |
276 | union { | |
277 | __u8 all[16]; | |
278 | __le32 dw[4]; | |
279 | struct { | |
280 | /* DW0 */ | |
281 | __le16 rsv2; | |
282 | __u8 rsv1; | |
283 | __u8 flags; | |
284 | ||
285 | /* DW1 */ | |
286 | __le16 datalen; | |
287 | __le16 wbcpl; | |
288 | ||
289 | /* DW2 */ | |
290 | __le32 bufaddrh; | |
291 | ||
292 | /* DW3 */ | |
293 | __le32 bufaddrl; | |
294 | } desc1; | |
295 | struct { | |
296 | /* DW0 */ | |
297 | __le16 vlan; | |
298 | __le16 flags; | |
299 | ||
300 | /* DW1 */ | |
301 | __le16 framesize; | |
302 | __u8 errstat; | |
303 | __u8 desccnt; | |
304 | ||
305 | /* DW2 */ | |
306 | __le32 rsshash; | |
307 | ||
308 | /* DW3 */ | |
309 | __u8 hashfun; | |
310 | __u8 hashtype; | |
311 | __le16 resrv; | |
312 | } descwb; | |
313 | }; | |
314 | }; | |
315 | ||
316 | enum jme_rxdesc_flags_bits { | |
317 | RXFLAG_OWN = 0x80, | |
318 | RXFLAG_INT = 0x40, | |
319 | RXFLAG_64BIT = 0x20, | |
320 | }; | |
321 | ||
322 | enum jme_rxwbdesc_flags_bits { | |
323 | RXWBFLAG_OWN = 0x8000, | |
324 | RXWBFLAG_INT = 0x4000, | |
325 | RXWBFLAG_MF = 0x2000, | |
326 | RXWBFLAG_64BIT = 0x2000, | |
327 | RXWBFLAG_TCPON = 0x1000, | |
328 | RXWBFLAG_UDPON = 0x0800, | |
329 | RXWBFLAG_IPCS = 0x0400, | |
330 | RXWBFLAG_TCPCS = 0x0200, | |
331 | RXWBFLAG_UDPCS = 0x0100, | |
332 | RXWBFLAG_TAGON = 0x0080, | |
333 | RXWBFLAG_IPV4 = 0x0040, | |
334 | RXWBFLAG_IPV6 = 0x0020, | |
335 | RXWBFLAG_PAUSE = 0x0010, | |
336 | RXWBFLAG_MAGIC = 0x0008, | |
337 | RXWBFLAG_WAKEUP = 0x0004, | |
338 | RXWBFLAG_DEST = 0x0003, | |
339 | RXWBFLAG_DEST_UNI = 0x0001, | |
340 | RXWBFLAG_DEST_MUL = 0x0002, | |
341 | RXWBFLAG_DEST_BRO = 0x0003, | |
342 | }; | |
343 | ||
344 | enum jme_rxwbdesc_desccnt_mask { | |
345 | RXWBDCNT_WBCPL = 0x80, | |
346 | RXWBDCNT_DCNT = 0x7F, | |
347 | }; | |
348 | ||
349 | enum jme_rxwbdesc_errstat_bits { | |
350 | RXWBERR_LIMIT = 0x80, | |
351 | RXWBERR_MIIER = 0x40, | |
352 | RXWBERR_NIBON = 0x20, | |
353 | RXWBERR_COLON = 0x10, | |
354 | RXWBERR_ABORT = 0x08, | |
355 | RXWBERR_SHORT = 0x04, | |
356 | RXWBERR_OVERUN = 0x02, | |
357 | RXWBERR_CRCERR = 0x01, | |
358 | RXWBERR_ALLERR = 0xFF, | |
359 | }; | |
360 | ||
361 | /* | |
362 | * Buffer information corresponding to ring descriptors. | |
363 | */ | |
364 | struct jme_buffer_info { | |
365 | struct sk_buff *skb; | |
366 | dma_addr_t mapping; | |
367 | int len; | |
368 | int nr_desc; | |
369 | unsigned long start_xmit; | |
370 | }; | |
371 | ||
372 | /* | |
373 | * The structure holding buffer information and ring descriptors all together. | |
374 | */ | |
375 | #define MAX_RING_DESC_NR 1024 | |
376 | struct jme_ring { | |
377 | void *alloc; /* pointer to allocated memory */ | |
378 | void *desc; /* pointer to ring memory */ | |
379 | dma_addr_t dmaalloc; /* phys address of ring alloc */ | |
380 | dma_addr_t dma; /* phys address for ring dma */ | |
381 | ||
382 | /* Buffer information corresponding to each descriptor */ | |
383 | struct jme_buffer_info bufinf[MAX_RING_DESC_NR]; | |
384 | ||
385 | int next_to_use; | |
386 | atomic_t next_to_clean; | |
387 | atomic_t nr_free; | |
388 | }; | |
389 | ||
390 | #define NET_STAT(priv) (priv->dev->stats) | |
391 | #define NETDEV_GET_STATS(netdev, fun_ptr) | |
392 | #define DECLARE_NET_DEVICE_STATS | |
393 | ||
394 | #define DECLARE_NAPI_STRUCT struct napi_struct napi; | |
395 | #define NETIF_NAPI_SET(dev, napis, pollfn, q) \ | |
396 | netif_napi_add(dev, napis, pollfn, q); | |
397 | #define JME_NAPI_HOLDER(holder) struct napi_struct *holder | |
398 | #define JME_NAPI_WEIGHT(w) int w | |
399 | #define JME_NAPI_WEIGHT_VAL(w) w | |
400 | #define JME_NAPI_WEIGHT_SET(w, r) | |
401 | #define JME_RX_COMPLETE(dev, napis) netif_rx_complete(dev, napis) | |
402 | #define JME_NAPI_ENABLE(priv) napi_enable(&priv->napi); | |
403 | #define JME_NAPI_DISABLE(priv) \ | |
404 | if (!napi_disable_pending(&priv->napi)) \ | |
405 | napi_disable(&priv->napi); | |
406 | #define JME_RX_SCHEDULE_PREP(priv) \ | |
407 | netif_rx_schedule_prep(priv->dev, &priv->napi) | |
408 | #define JME_RX_SCHEDULE(priv) \ | |
409 | __netif_rx_schedule(priv->dev, &priv->napi); | |
410 | ||
411 | /* | |
412 | * Jmac Adapter Private data | |
413 | */ | |
414 | #define SHADOW_REG_NR 8 | |
415 | struct jme_adapter { | |
416 | struct pci_dev *pdev; | |
417 | struct net_device *dev; | |
418 | void __iomem *regs; | |
419 | dma_addr_t shadow_dma; | |
420 | u32 *shadow_regs; | |
421 | struct mii_if_info mii_if; | |
422 | struct jme_ring rxring[RX_RING_NR]; | |
423 | struct jme_ring txring[TX_RING_NR]; | |
424 | spinlock_t phy_lock; | |
425 | spinlock_t macaddr_lock; | |
426 | spinlock_t rxmcs_lock; | |
427 | struct tasklet_struct rxempty_task; | |
428 | struct tasklet_struct rxclean_task; | |
429 | struct tasklet_struct txclean_task; | |
430 | struct tasklet_struct linkch_task; | |
431 | struct tasklet_struct pcc_task; | |
432 | unsigned long flags; | |
433 | u32 reg_txcs; | |
434 | u32 reg_txpfc; | |
435 | u32 reg_rxcs; | |
436 | u32 reg_rxmcs; | |
437 | u32 reg_ghc; | |
438 | u32 reg_pmcs; | |
439 | u32 phylink; | |
440 | u32 tx_ring_size; | |
441 | u32 tx_ring_mask; | |
442 | u32 tx_wake_threshold; | |
443 | u32 rx_ring_size; | |
444 | u32 rx_ring_mask; | |
445 | u8 mrrs; | |
446 | unsigned int fpgaver; | |
447 | unsigned int chiprev; | |
448 | u8 rev; | |
449 | u32 msg_enable; | |
450 | struct ethtool_cmd old_ecmd; | |
451 | unsigned int old_mtu; | |
452 | struct vlan_group *vlgrp; | |
453 | struct dynpcc_info dpi; | |
454 | atomic_t intr_sem; | |
455 | atomic_t link_changing; | |
456 | atomic_t tx_cleaning; | |
457 | atomic_t rx_cleaning; | |
458 | atomic_t rx_empty; | |
459 | int (*jme_rx)(struct sk_buff *skb); | |
460 | int (*jme_vlan_rx)(struct sk_buff *skb, | |
461 | struct vlan_group *grp, | |
462 | unsigned short vlan_tag); | |
463 | DECLARE_NAPI_STRUCT | |
464 | DECLARE_NET_DEVICE_STATS | |
465 | }; | |
466 | ||
467 | enum shadow_reg_val { | |
468 | SHADOW_IEVE = 0, | |
469 | }; | |
470 | ||
471 | enum jme_flags_bits { | |
472 | JME_FLAG_MSI = 1, | |
473 | JME_FLAG_SSET = 2, | |
474 | JME_FLAG_TXCSUM = 3, | |
475 | JME_FLAG_TSO = 4, | |
476 | JME_FLAG_POLL = 5, | |
477 | JME_FLAG_SHUTDOWN = 6, | |
478 | }; | |
479 | ||
480 | #define TX_TIMEOUT (5 * HZ) | |
481 | #define JME_REG_LEN 0x500 | |
482 | #define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216 | |
483 | ||
484 | static inline struct jme_adapter* | |
485 | jme_napi_priv(struct napi_struct *napi) | |
486 | { | |
487 | struct jme_adapter *jme; | |
488 | jme = container_of(napi, struct jme_adapter, napi); | |
489 | return jme; | |
490 | } | |
491 | ||
492 | /* | |
493 | * MMaped I/O Resters | |
494 | */ | |
495 | enum jme_iomap_offsets { | |
496 | JME_MAC = 0x0000, | |
497 | JME_PHY = 0x0400, | |
498 | JME_MISC = 0x0800, | |
499 | JME_RSS = 0x0C00, | |
500 | }; | |
501 | ||
502 | enum jme_iomap_lens { | |
503 | JME_MAC_LEN = 0x80, | |
504 | JME_PHY_LEN = 0x58, | |
505 | JME_MISC_LEN = 0x98, | |
506 | JME_RSS_LEN = 0xFF, | |
507 | }; | |
508 | ||
509 | enum jme_iomap_regs { | |
510 | JME_TXCS = JME_MAC | 0x00, /* Transmit Control and Status */ | |
511 | JME_TXDBA_LO = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */ | |
512 | JME_TXDBA_HI = JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */ | |
513 | JME_TXQDC = JME_MAC | 0x0C, /* Transmit Queue Desc Count */ | |
514 | JME_TXNDA = JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */ | |
515 | JME_TXMCS = JME_MAC | 0x14, /* Transmit MAC Control Status */ | |
516 | JME_TXPFC = JME_MAC | 0x18, /* Transmit Pause Frame Control */ | |
517 | JME_TXTRHD = JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */ | |
518 | ||
519 | JME_RXCS = JME_MAC | 0x20, /* Receive Control and Status */ | |
520 | JME_RXDBA_LO = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */ | |
521 | JME_RXDBA_HI = JME_MAC | 0x28, /* Receive Queue Desc Base Addr */ | |
522 | JME_RXQDC = JME_MAC | 0x2C, /* Receive Queue Desc Count */ | |
523 | JME_RXNDA = JME_MAC | 0x30, /* Receive Queue Next Desc Addr */ | |
524 | JME_RXMCS = JME_MAC | 0x34, /* Receive MAC Control Status */ | |
525 | JME_RXUMA_LO = JME_MAC | 0x38, /* Receive Unicast MAC Address */ | |
526 | JME_RXUMA_HI = JME_MAC | 0x3C, /* Receive Unicast MAC Address */ | |
527 | JME_RXMCHT_LO = JME_MAC | 0x40, /* Recv Multicast Addr HashTable */ | |
528 | JME_RXMCHT_HI = JME_MAC | 0x44, /* Recv Multicast Addr HashTable */ | |
529 | JME_WFODP = JME_MAC | 0x48, /* Wakeup Frame Output Data Port */ | |
530 | JME_WFOI = JME_MAC | 0x4C, /* Wakeup Frame Output Interface */ | |
531 | ||
532 | JME_SMI = JME_MAC | 0x50, /* Station Management Interface */ | |
533 | JME_GHC = JME_MAC | 0x54, /* Global Host Control */ | |
534 | JME_PMCS = JME_MAC | 0x60, /* Power Management Control/Stat */ | |
535 | ||
536 | ||
537 | JME_PHY_CS = JME_PHY | 0x28, /* PHY Ctrl and Status Register */ | |
538 | JME_PHY_LINK = JME_PHY | 0x30, /* PHY Link Status Register */ | |
539 | JME_SMBCSR = JME_PHY | 0x40, /* SMB Control and Status */ | |
540 | JME_SMBINTF = JME_PHY | 0x44, /* SMB Interface */ | |
541 | ||
542 | ||
543 | JME_TMCSR = JME_MISC | 0x00, /* Timer Control/Status Register */ | |
544 | JME_GPREG0 = JME_MISC | 0x08, /* General purpose REG-0 */ | |
545 | JME_GPREG1 = JME_MISC | 0x0C, /* General purpose REG-1 */ | |
546 | JME_IEVE = JME_MISC | 0x20, /* Interrupt Event Status */ | |
547 | JME_IREQ = JME_MISC | 0x24, /* Intr Req Status(For Debug) */ | |
548 | JME_IENS = JME_MISC | 0x28, /* Intr Enable - Setting Port */ | |
549 | JME_IENC = JME_MISC | 0x2C, /* Interrupt Enable - Clear Port */ | |
550 | JME_PCCRX0 = JME_MISC | 0x30, /* PCC Control for RX Queue 0 */ | |
551 | JME_PCCTX = JME_MISC | 0x40, /* PCC Control for TX Queues */ | |
552 | JME_CHIPMODE = JME_MISC | 0x44, /* Identify FPGA Version */ | |
553 | JME_SHBA_HI = JME_MISC | 0x48, /* Shadow Register Base HI */ | |
554 | JME_SHBA_LO = JME_MISC | 0x4C, /* Shadow Register Base LO */ | |
555 | JME_TIMER1 = JME_MISC | 0x70, /* Timer1 */ | |
556 | JME_TIMER2 = JME_MISC | 0x74, /* Timer2 */ | |
557 | JME_APMC = JME_MISC | 0x7C, /* Aggressive Power Mode Control */ | |
558 | JME_PCCSRX0 = JME_MISC | 0x80, /* PCC Status of RX0 */ | |
559 | }; | |
560 | ||
561 | /* | |
562 | * TX Control/Status Bits | |
563 | */ | |
564 | enum jme_txcs_bits { | |
565 | TXCS_QUEUE7S = 0x00008000, | |
566 | TXCS_QUEUE6S = 0x00004000, | |
567 | TXCS_QUEUE5S = 0x00002000, | |
568 | TXCS_QUEUE4S = 0x00001000, | |
569 | TXCS_QUEUE3S = 0x00000800, | |
570 | TXCS_QUEUE2S = 0x00000400, | |
571 | TXCS_QUEUE1S = 0x00000200, | |
572 | TXCS_QUEUE0S = 0x00000100, | |
573 | TXCS_FIFOTH = 0x000000C0, | |
574 | TXCS_DMASIZE = 0x00000030, | |
575 | TXCS_BURST = 0x00000004, | |
576 | TXCS_ENABLE = 0x00000001, | |
577 | }; | |
578 | ||
579 | enum jme_txcs_value { | |
580 | TXCS_FIFOTH_16QW = 0x000000C0, | |
581 | TXCS_FIFOTH_12QW = 0x00000080, | |
582 | TXCS_FIFOTH_8QW = 0x00000040, | |
583 | TXCS_FIFOTH_4QW = 0x00000000, | |
584 | ||
585 | TXCS_DMASIZE_64B = 0x00000000, | |
586 | TXCS_DMASIZE_128B = 0x00000010, | |
587 | TXCS_DMASIZE_256B = 0x00000020, | |
588 | TXCS_DMASIZE_512B = 0x00000030, | |
589 | ||
590 | TXCS_SELECT_QUEUE0 = 0x00000000, | |
591 | TXCS_SELECT_QUEUE1 = 0x00010000, | |
592 | TXCS_SELECT_QUEUE2 = 0x00020000, | |
593 | TXCS_SELECT_QUEUE3 = 0x00030000, | |
594 | TXCS_SELECT_QUEUE4 = 0x00040000, | |
595 | TXCS_SELECT_QUEUE5 = 0x00050000, | |
596 | TXCS_SELECT_QUEUE6 = 0x00060000, | |
597 | TXCS_SELECT_QUEUE7 = 0x00070000, | |
598 | ||
599 | TXCS_DEFAULT = TXCS_FIFOTH_4QW | | |
600 | TXCS_BURST, | |
601 | }; | |
602 | ||
603 | #define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */ | |
604 | ||
605 | /* | |
606 | * TX MAC Control/Status Bits | |
607 | */ | |
608 | enum jme_txmcs_bit_masks { | |
609 | TXMCS_IFG2 = 0xC0000000, | |
610 | TXMCS_IFG1 = 0x30000000, | |
611 | TXMCS_TTHOLD = 0x00000300, | |
612 | TXMCS_FBURST = 0x00000080, | |
613 | TXMCS_CARRIEREXT = 0x00000040, | |
614 | TXMCS_DEFER = 0x00000020, | |
615 | TXMCS_BACKOFF = 0x00000010, | |
616 | TXMCS_CARRIERSENSE = 0x00000008, | |
617 | TXMCS_COLLISION = 0x00000004, | |
618 | TXMCS_CRC = 0x00000002, | |
619 | TXMCS_PADDING = 0x00000001, | |
620 | }; | |
621 | ||
622 | enum jme_txmcs_values { | |
623 | TXMCS_IFG2_6_4 = 0x00000000, | |
624 | TXMCS_IFG2_8_5 = 0x40000000, | |
625 | TXMCS_IFG2_10_6 = 0x80000000, | |
626 | TXMCS_IFG2_12_7 = 0xC0000000, | |
627 | ||
628 | TXMCS_IFG1_8_4 = 0x00000000, | |
629 | TXMCS_IFG1_12_6 = 0x10000000, | |
630 | TXMCS_IFG1_16_8 = 0x20000000, | |
631 | TXMCS_IFG1_20_10 = 0x30000000, | |
632 | ||
633 | TXMCS_TTHOLD_1_8 = 0x00000000, | |
634 | TXMCS_TTHOLD_1_4 = 0x00000100, | |
635 | TXMCS_TTHOLD_1_2 = 0x00000200, | |
636 | TXMCS_TTHOLD_FULL = 0x00000300, | |
637 | ||
638 | TXMCS_DEFAULT = TXMCS_IFG2_8_5 | | |
639 | TXMCS_IFG1_16_8 | | |
640 | TXMCS_TTHOLD_FULL | | |
641 | TXMCS_DEFER | | |
642 | TXMCS_CRC | | |
643 | TXMCS_PADDING, | |
644 | }; | |
645 | ||
646 | enum jme_txpfc_bits_masks { | |
647 | TXPFC_VLAN_TAG = 0xFFFF0000, | |
648 | TXPFC_VLAN_EN = 0x00008000, | |
649 | TXPFC_PF_EN = 0x00000001, | |
650 | }; | |
651 | ||
652 | enum jme_txtrhd_bits_masks { | |
653 | TXTRHD_TXPEN = 0x80000000, | |
654 | TXTRHD_TXP = 0x7FFFFF00, | |
655 | TXTRHD_TXREN = 0x00000080, | |
656 | TXTRHD_TXRL = 0x0000007F, | |
657 | }; | |
658 | ||
659 | enum jme_txtrhd_shifts { | |
660 | TXTRHD_TXP_SHIFT = 8, | |
661 | TXTRHD_TXRL_SHIFT = 0, | |
662 | }; | |
663 | ||
664 | /* | |
665 | * RX Control/Status Bits | |
666 | */ | |
667 | enum jme_rxcs_bit_masks { | |
668 | /* FIFO full threshold for transmitting Tx Pause Packet */ | |
669 | RXCS_FIFOTHTP = 0x30000000, | |
670 | /* FIFO threshold for processing next packet */ | |
671 | RXCS_FIFOTHNP = 0x0C000000, | |
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, | |
682 | RXCS_ENABLE = 0x00000001, | |
683 | }; | |
684 | ||
685 | enum 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 | | |
733 | RXCS_FIFOTHNP_128QW | | |
734 | RXCS_DMAREQSZ_128B | | |
735 | RXCS_RETRYGAP_256ns | | |
736 | RXCS_RETRYCNT_32, | |
737 | }; | |
738 | ||
739 | #define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */ | |
740 | ||
741 | /* | |
742 | * RX MAC Control/Status Bits | |
743 | */ | |
744 | enum 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, | |
751 | RXMCS_RXCOLLDEC = 0x00000020, | |
752 | RXMCS_FLOWCTRL = 0x00000008, | |
753 | RXMCS_VTAGRM = 0x00000004, | |
754 | RXMCS_PREPAD = 0x00000002, | |
755 | RXMCS_CHECKSUM = 0x00000001, | |
756 | ||
757 | RXMCS_DEFAULT = RXMCS_VTAGRM | | |
758 | RXMCS_PREPAD | | |
759 | RXMCS_FLOWCTRL | | |
760 | RXMCS_CHECKSUM, | |
761 | }; | |
762 | ||
763 | /* | |
764 | * Wakeup Frame setup interface registers | |
765 | */ | |
766 | #define WAKEUP_FRAME_NR 8 | |
767 | #define WAKEUP_FRAME_MASK_DWNR 4 | |
768 | ||
769 | enum jme_wfoi_bit_masks { | |
770 | WFOI_MASK_SEL = 0x00000070, | |
771 | WFOI_CRC_SEL = 0x00000008, | |
772 | WFOI_FRAME_SEL = 0x00000007, | |
773 | }; | |
774 | ||
775 | enum jme_wfoi_shifts { | |
776 | WFOI_MASK_SHIFT = 4, | |
777 | }; | |
778 | ||
779 | /* | |
780 | * SMI Related definitions | |
781 | */ | |
782 | enum jme_smi_bit_mask { | |
783 | SMI_DATA_MASK = 0xFFFF0000, | |
784 | SMI_REG_ADDR_MASK = 0x0000F800, | |
785 | SMI_PHY_ADDR_MASK = 0x000007C0, | |
786 | SMI_OP_WRITE = 0x00000020, | |
787 | /* Set to 1, after req done it'll be cleared to 0 */ | |
788 | SMI_OP_REQ = 0x00000010, | |
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 | }; | |
794 | ||
795 | enum jme_smi_bit_shift { | |
796 | SMI_DATA_SHIFT = 16, | |
797 | SMI_REG_ADDR_SHIFT = 11, | |
798 | SMI_PHY_ADDR_SHIFT = 6, | |
799 | }; | |
800 | ||
801 | static inline u32 smi_reg_addr(int x) | |
802 | { | |
803 | return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK; | |
804 | } | |
805 | ||
806 | static inline u32 smi_phy_addr(int x) | |
807 | { | |
808 | return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK; | |
809 | } | |
810 | ||
811 | #define JME_PHY_TIMEOUT 100 /* 100 msec */ | |
812 | #define JME_PHY_REG_NR 32 | |
813 | ||
814 | /* | |
815 | * Global Host Control | |
816 | */ | |
817 | enum jme_ghc_bit_mask { | |
4f40bf46 | 818 | GHC_SWRST = 0x40000000, |
819 | GHC_DPX = 0x00000040, | |
820 | GHC_SPEED = 0x00000030, | |
821 | GHC_LINK_POLL = 0x00000001, | |
95252236 GFT |
822 | }; |
823 | ||
824 | enum jme_ghc_speed_val { | |
4f40bf46 | 825 | GHC_SPEED_10M = 0x00000010, |
826 | GHC_SPEED_100M = 0x00000020, | |
827 | GHC_SPEED_1000M = 0x00000030, | |
828 | }; | |
829 | ||
830 | enum jme_ghc_to_clk { | |
831 | GHC_TO_CLK_OFF = 0x00000000, | |
832 | GHC_TO_CLK_GPHY = 0x00400000, | |
833 | GHC_TO_CLK_PCIE = 0x00800000, | |
834 | GHC_TO_CLK_INVALID = 0x00C00000, | |
835 | }; | |
836 | ||
837 | enum jme_ghc_txmac_clk { | |
838 | GHC_TXMAC_CLK_OFF = 0x00000000, | |
839 | GHC_TXMAC_CLK_GPHY = 0x00100000, | |
840 | GHC_TXMAC_CLK_PCIE = 0x00200000, | |
841 | GHC_TXMAC_CLK_INVALID = 0x00300000, | |
95252236 GFT |
842 | }; |
843 | ||
844 | /* | |
845 | * Power management control and status register | |
846 | */ | |
847 | enum jme_pmcs_bit_masks { | |
848 | PMCS_WF7DET = 0x80000000, | |
849 | PMCS_WF6DET = 0x40000000, | |
850 | PMCS_WF5DET = 0x20000000, | |
851 | PMCS_WF4DET = 0x10000000, | |
852 | PMCS_WF3DET = 0x08000000, | |
853 | PMCS_WF2DET = 0x04000000, | |
854 | PMCS_WF1DET = 0x02000000, | |
855 | PMCS_WF0DET = 0x01000000, | |
856 | PMCS_LFDET = 0x00040000, | |
857 | PMCS_LRDET = 0x00020000, | |
858 | PMCS_MFDET = 0x00010000, | |
859 | PMCS_WF7EN = 0x00008000, | |
860 | PMCS_WF6EN = 0x00004000, | |
861 | PMCS_WF5EN = 0x00002000, | |
862 | PMCS_WF4EN = 0x00001000, | |
863 | PMCS_WF3EN = 0x00000800, | |
864 | PMCS_WF2EN = 0x00000400, | |
865 | PMCS_WF1EN = 0x00000200, | |
866 | PMCS_WF0EN = 0x00000100, | |
867 | PMCS_LFEN = 0x00000004, | |
868 | PMCS_LREN = 0x00000002, | |
869 | PMCS_MFEN = 0x00000001, | |
870 | }; | |
871 | ||
872 | /* | |
873 | * Giga PHY Status Registers | |
874 | */ | |
875 | enum jme_phy_link_bit_mask { | |
876 | PHY_LINK_SPEED_MASK = 0x0000C000, | |
877 | PHY_LINK_DUPLEX = 0x00002000, | |
878 | PHY_LINK_SPEEDDPU_RESOLVED = 0x00000800, | |
879 | PHY_LINK_UP = 0x00000400, | |
880 | PHY_LINK_AUTONEG_COMPLETE = 0x00000200, | |
881 | PHY_LINK_MDI_STAT = 0x00000040, | |
882 | }; | |
883 | ||
884 | enum jme_phy_link_speed_val { | |
885 | PHY_LINK_SPEED_10M = 0x00000000, | |
886 | PHY_LINK_SPEED_100M = 0x00004000, | |
887 | PHY_LINK_SPEED_1000M = 0x00008000, | |
888 | }; | |
889 | ||
890 | #define JME_SPDRSV_TIMEOUT 500 /* 500 us */ | |
891 | ||
892 | /* | |
893 | * SMB Control and Status | |
894 | */ | |
895 | enum jme_smbcsr_bit_mask { | |
896 | SMBCSR_CNACK = 0x00020000, | |
897 | SMBCSR_RELOAD = 0x00010000, | |
898 | SMBCSR_EEPROMD = 0x00000020, | |
899 | SMBCSR_INITDONE = 0x00000010, | |
900 | SMBCSR_BUSY = 0x0000000F, | |
901 | }; | |
902 | ||
903 | enum jme_smbintf_bit_mask { | |
904 | SMBINTF_HWDATR = 0xFF000000, | |
905 | SMBINTF_HWDATW = 0x00FF0000, | |
906 | SMBINTF_HWADDR = 0x0000FF00, | |
907 | SMBINTF_HWRWN = 0x00000020, | |
908 | SMBINTF_HWCMD = 0x00000010, | |
909 | SMBINTF_FASTM = 0x00000008, | |
910 | SMBINTF_GPIOSCL = 0x00000004, | |
911 | SMBINTF_GPIOSDA = 0x00000002, | |
912 | SMBINTF_GPIOEN = 0x00000001, | |
913 | }; | |
914 | ||
915 | enum jme_smbintf_vals { | |
916 | SMBINTF_HWRWN_READ = 0x00000020, | |
917 | SMBINTF_HWRWN_WRITE = 0x00000000, | |
918 | }; | |
919 | ||
920 | enum jme_smbintf_shifts { | |
921 | SMBINTF_HWDATR_SHIFT = 24, | |
922 | SMBINTF_HWDATW_SHIFT = 16, | |
923 | SMBINTF_HWADDR_SHIFT = 8, | |
924 | }; | |
925 | ||
926 | #define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */ | |
927 | #define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */ | |
928 | #define JME_SMB_LEN 256 | |
929 | #define JME_EEPROM_MAGIC 0x250 | |
930 | ||
931 | /* | |
932 | * Timer Control/Status Register | |
933 | */ | |
934 | enum jme_tmcsr_bit_masks { | |
935 | TMCSR_SWIT = 0x80000000, | |
936 | TMCSR_EN = 0x01000000, | |
937 | TMCSR_CNT = 0x00FFFFFF, | |
938 | }; | |
939 | ||
940 | /* | |
941 | * General Purpose REG-0 | |
942 | */ | |
943 | enum jme_gpreg0_masks { | |
944 | GPREG0_DISSH = 0xFF000000, | |
945 | GPREG0_PCIRLMT = 0x00300000, | |
946 | GPREG0_PCCNOMUTCLR = 0x00040000, | |
947 | GPREG0_LNKINTPOLL = 0x00001000, | |
948 | GPREG0_PCCTMR = 0x00000300, | |
949 | GPREG0_PHYADDR = 0x0000001F, | |
950 | }; | |
951 | ||
952 | enum jme_gpreg0_vals { | |
953 | GPREG0_DISSH_DW7 = 0x80000000, | |
954 | GPREG0_DISSH_DW6 = 0x40000000, | |
955 | GPREG0_DISSH_DW5 = 0x20000000, | |
956 | GPREG0_DISSH_DW4 = 0x10000000, | |
957 | GPREG0_DISSH_DW3 = 0x08000000, | |
958 | GPREG0_DISSH_DW2 = 0x04000000, | |
959 | GPREG0_DISSH_DW1 = 0x02000000, | |
960 | GPREG0_DISSH_DW0 = 0x01000000, | |
961 | GPREG0_DISSH_ALL = 0xFF000000, | |
962 | ||
963 | GPREG0_PCIRLMT_8 = 0x00000000, | |
964 | GPREG0_PCIRLMT_6 = 0x00100000, | |
965 | GPREG0_PCIRLMT_5 = 0x00200000, | |
966 | GPREG0_PCIRLMT_4 = 0x00300000, | |
967 | ||
968 | GPREG0_PCCTMR_16ns = 0x00000000, | |
969 | GPREG0_PCCTMR_256ns = 0x00000100, | |
970 | GPREG0_PCCTMR_1us = 0x00000200, | |
971 | GPREG0_PCCTMR_1ms = 0x00000300, | |
972 | ||
973 | GPREG0_PHYADDR_1 = 0x00000001, | |
974 | ||
975 | GPREG0_DEFAULT = GPREG0_PCIRLMT_4 | | |
976 | GPREG0_PCCTMR_1us | | |
977 | GPREG0_PHYADDR_1, | |
978 | }; | |
979 | ||
a821ebe5 GFT |
980 | /* |
981 | * General Purpose REG-1 | |
982 | * Note: All theses bits defined here are for | |
983 | * Chip mode revision 0x11 only | |
984 | */ | |
985 | enum jme_gpreg1_masks { | |
986 | GPREG1_INTRDELAYUNIT = 0x00000018, | |
987 | GPREG1_INTRDELAYENABLE = 0x00000007, | |
988 | }; | |
989 | ||
990 | enum jme_gpreg1_vals { | |
991 | GPREG1_RSSPATCH = 0x00000040, | |
992 | GPREG1_HALFMODEPATCH = 0x00000020, | |
993 | ||
994 | GPREG1_INTDLYUNIT_16NS = 0x00000000, | |
995 | GPREG1_INTDLYUNIT_256NS = 0x00000008, | |
996 | GPREG1_INTDLYUNIT_1US = 0x00000010, | |
997 | GPREG1_INTDLYUNIT_16US = 0x00000018, | |
998 | ||
999 | GPREG1_INTDLYEN_1U = 0x00000001, | |
1000 | GPREG1_INTDLYEN_2U = 0x00000002, | |
1001 | GPREG1_INTDLYEN_3U = 0x00000003, | |
1002 | GPREG1_INTDLYEN_4U = 0x00000004, | |
1003 | GPREG1_INTDLYEN_5U = 0x00000005, | |
1004 | GPREG1_INTDLYEN_6U = 0x00000006, | |
1005 | GPREG1_INTDLYEN_7U = 0x00000007, | |
1006 | ||
1007 | GPREG1_DEFAULT = 0x00000000, | |
1008 | }; | |
1009 | ||
95252236 GFT |
1010 | /* |
1011 | * Interrupt Status Bits | |
1012 | */ | |
1013 | enum jme_interrupt_bits { | |
1014 | INTR_SWINTR = 0x80000000, | |
1015 | INTR_TMINTR = 0x40000000, | |
1016 | INTR_LINKCH = 0x20000000, | |
1017 | INTR_PAUSERCV = 0x10000000, | |
1018 | INTR_MAGICRCV = 0x08000000, | |
1019 | INTR_WAKERCV = 0x04000000, | |
1020 | INTR_PCCRX0TO = 0x02000000, | |
1021 | INTR_PCCRX1TO = 0x01000000, | |
1022 | INTR_PCCRX2TO = 0x00800000, | |
1023 | INTR_PCCRX3TO = 0x00400000, | |
1024 | INTR_PCCTXTO = 0x00200000, | |
1025 | INTR_PCCRX0 = 0x00100000, | |
1026 | INTR_PCCRX1 = 0x00080000, | |
1027 | INTR_PCCRX2 = 0x00040000, | |
1028 | INTR_PCCRX3 = 0x00020000, | |
1029 | INTR_PCCTX = 0x00010000, | |
1030 | INTR_RX3EMP = 0x00008000, | |
1031 | INTR_RX2EMP = 0x00004000, | |
1032 | INTR_RX1EMP = 0x00002000, | |
1033 | INTR_RX0EMP = 0x00001000, | |
1034 | INTR_RX3 = 0x00000800, | |
1035 | INTR_RX2 = 0x00000400, | |
1036 | INTR_RX1 = 0x00000200, | |
1037 | INTR_RX0 = 0x00000100, | |
1038 | INTR_TX7 = 0x00000080, | |
1039 | INTR_TX6 = 0x00000040, | |
1040 | INTR_TX5 = 0x00000020, | |
1041 | INTR_TX4 = 0x00000010, | |
1042 | INTR_TX3 = 0x00000008, | |
1043 | INTR_TX2 = 0x00000004, | |
1044 | INTR_TX1 = 0x00000002, | |
1045 | INTR_TX0 = 0x00000001, | |
1046 | }; | |
1047 | ||
1048 | static const u32 INTR_ENABLE = INTR_SWINTR | | |
1049 | INTR_TMINTR | | |
1050 | INTR_LINKCH | | |
1051 | INTR_PCCRX0TO | | |
1052 | INTR_PCCRX0 | | |
1053 | INTR_PCCTXTO | | |
1054 | INTR_PCCTX | | |
1055 | INTR_RX0EMP; | |
1056 | ||
1057 | /* | |
1058 | * PCC Control Registers | |
1059 | */ | |
1060 | enum jme_pccrx_masks { | |
1061 | PCCRXTO_MASK = 0xFFFF0000, | |
1062 | PCCRX_MASK = 0x0000FF00, | |
1063 | }; | |
1064 | ||
1065 | enum jme_pcctx_masks { | |
1066 | PCCTXTO_MASK = 0xFFFF0000, | |
1067 | PCCTX_MASK = 0x0000FF00, | |
1068 | PCCTX_QS_MASK = 0x000000FF, | |
1069 | }; | |
1070 | ||
1071 | enum jme_pccrx_shifts { | |
1072 | PCCRXTO_SHIFT = 16, | |
1073 | PCCRX_SHIFT = 8, | |
1074 | }; | |
1075 | ||
1076 | enum jme_pcctx_shifts { | |
1077 | PCCTXTO_SHIFT = 16, | |
1078 | PCCTX_SHIFT = 8, | |
1079 | }; | |
1080 | ||
1081 | enum jme_pcctx_bits { | |
1082 | PCCTXQ0_EN = 0x00000001, | |
1083 | PCCTXQ1_EN = 0x00000002, | |
1084 | PCCTXQ2_EN = 0x00000004, | |
1085 | PCCTXQ3_EN = 0x00000008, | |
1086 | PCCTXQ4_EN = 0x00000010, | |
1087 | PCCTXQ5_EN = 0x00000020, | |
1088 | PCCTXQ6_EN = 0x00000040, | |
1089 | PCCTXQ7_EN = 0x00000080, | |
1090 | }; | |
1091 | ||
1092 | /* | |
1093 | * Chip Mode Register | |
1094 | */ | |
1095 | enum jme_chipmode_bit_masks { | |
1096 | CM_FPGAVER_MASK = 0xFFFF0000, | |
1097 | CM_CHIPREV_MASK = 0x0000FF00, | |
1098 | CM_CHIPMODE_MASK = 0x0000000F, | |
1099 | }; | |
1100 | ||
1101 | enum jme_chipmode_shifts { | |
1102 | CM_FPGAVER_SHIFT = 16, | |
1103 | CM_CHIPREV_SHIFT = 8, | |
1104 | }; | |
1105 | ||
1106 | /* | |
1107 | * Shadow base address register bits | |
1108 | */ | |
1109 | enum jme_shadow_base_address_bits { | |
1110 | SHBA_POSTEN = 0x1, | |
1111 | }; | |
1112 | ||
1113 | /* | |
1114 | * Aggressive Power Mode Control | |
1115 | */ | |
1116 | enum jme_apmc_bits { | |
1117 | JME_APMC_PCIE_SD_EN = 0x40000000, | |
1118 | JME_APMC_PSEUDO_HP_EN = 0x20000000, | |
1119 | JME_APMC_EPIEN = 0x04000000, | |
1120 | JME_APMC_EPIEN_CTRL = 0x03000000, | |
1121 | }; | |
1122 | ||
1123 | enum jme_apmc_values { | |
1124 | JME_APMC_EPIEN_CTRL_EN = 0x02000000, | |
1125 | JME_APMC_EPIEN_CTRL_DIS = 0x01000000, | |
1126 | }; | |
1127 | ||
1128 | #define APMC_PHP_SHUTDOWN_DELAY (10 * 1000 * 1000) | |
1129 | ||
1130 | #ifdef REG_DEBUG | |
1131 | static char *MAC_REG_NAME[] = { | |
1132 | "JME_TXCS", "JME_TXDBA_LO", "JME_TXDBA_HI", "JME_TXQDC", | |
1133 | "JME_TXNDA", "JME_TXMCS", "JME_TXPFC", "JME_TXTRHD", | |
1134 | "JME_RXCS", "JME_RXDBA_LO", "JME_RXDBA_HI", "JME_RXQDC", | |
1135 | "JME_RXNDA", "JME_RXMCS", "JME_RXUMA_LO", "JME_RXUMA_HI", | |
1136 | "JME_RXMCHT_LO", "JME_RXMCHT_HI", "JME_WFODP", "JME_WFOI", | |
1137 | "JME_SMI", "JME_GHC", "UNKNOWN", "UNKNOWN", | |
1138 | "JME_PMCS"}; | |
1139 | ||
1140 | static char *PE_REG_NAME[] = { | |
1141 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1142 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1143 | "UNKNOWN", "UNKNOWN", "JME_PHY_CS", "UNKNOWN", | |
1144 | "JME_PHY_LINK", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1145 | "JME_SMBCSR", "JME_SMBINTF"}; | |
1146 | ||
1147 | static char *MISC_REG_NAME[] = { | |
1148 | "JME_TMCSR", "JME_GPIO", "JME_GPREG0", "JME_GPREG1", | |
1149 | "JME_IEVE", "JME_IREQ", "JME_IENS", "JME_IENC", | |
1150 | "JME_PCCRX0", "JME_PCCRX1", "JME_PCCRX2", "JME_PCCRX3", | |
1151 | "JME_PCCTX0", "JME_CHIPMODE", "JME_SHBA_HI", "JME_SHBA_LO", | |
1152 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1153 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1154 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1155 | "JME_TIMER1", "JME_TIMER2", "UNKNOWN", "JME_APMC", | |
1156 | "JME_PCCSRX0"}; | |
1157 | ||
1158 | static inline void reg_dbg(const struct jme_adapter *jme, | |
1159 | const char *msg, u32 val, u32 reg) | |
1160 | { | |
1161 | const char *regname; | |
1162 | switch (reg & 0xF00) { | |
1163 | case 0x000: | |
1164 | regname = MAC_REG_NAME[(reg & 0xFF) >> 2]; | |
1165 | break; | |
1166 | case 0x400: | |
1167 | regname = PE_REG_NAME[(reg & 0xFF) >> 2]; | |
1168 | break; | |
1169 | case 0x800: | |
1170 | regname = MISC_REG_NAME[(reg & 0xFF) >> 2]; | |
1171 | break; | |
1172 | default: | |
1173 | regname = PE_REG_NAME[0]; | |
1174 | } | |
1175 | printk(KERN_DEBUG "%s: %-20s %08x@%s\n", jme->dev->name, | |
1176 | msg, val, regname); | |
1177 | } | |
1178 | #else | |
1179 | static inline void reg_dbg(const struct jme_adapter *jme, | |
1180 | const char *msg, u32 val, u32 reg) {} | |
1181 | #endif | |
1182 | ||
1183 | /* | |
1184 | * Read/Write MMaped I/O Registers | |
1185 | */ | |
1186 | static inline u32 jread32(struct jme_adapter *jme, u32 reg) | |
1187 | { | |
1188 | return readl(jme->regs + reg); | |
1189 | } | |
1190 | ||
1191 | static inline void jwrite32(struct jme_adapter *jme, u32 reg, u32 val) | |
1192 | { | |
1193 | reg_dbg(jme, "REG WRITE", val, reg); | |
1194 | writel(val, jme->regs + reg); | |
1195 | reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg); | |
1196 | } | |
1197 | ||
1198 | static inline void jwrite32f(struct jme_adapter *jme, u32 reg, u32 val) | |
1199 | { | |
1200 | /* | |
1201 | * Read after write should cause flush | |
1202 | */ | |
1203 | reg_dbg(jme, "REG WRITE FLUSH", val, reg); | |
1204 | writel(val, jme->regs + reg); | |
1205 | readl(jme->regs + reg); | |
1206 | reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg); | |
1207 | } | |
1208 | ||
1209 | /* | |
1210 | * PHY Regs | |
1211 | */ | |
1212 | enum jme_phy_reg17_bit_masks { | |
1213 | PREG17_SPEED = 0xC000, | |
1214 | PREG17_DUPLEX = 0x2000, | |
1215 | PREG17_SPDRSV = 0x0800, | |
1216 | PREG17_LNKUP = 0x0400, | |
1217 | PREG17_MDI = 0x0040, | |
1218 | }; | |
1219 | ||
1220 | enum jme_phy_reg17_vals { | |
1221 | PREG17_SPEED_10M = 0x0000, | |
1222 | PREG17_SPEED_100M = 0x4000, | |
1223 | PREG17_SPEED_1000M = 0x8000, | |
1224 | }; | |
1225 | ||
1226 | #define BMSR_ANCOMP 0x0020 | |
1227 | ||
1228 | /* | |
1229 | * Workaround | |
1230 | */ | |
1231 | static inline int is_buggy250(unsigned short device, unsigned int chiprev) | |
1232 | { | |
1233 | return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11; | |
1234 | } | |
1235 | ||
1236 | /* | |
1237 | * Function prototypes | |
1238 | */ | |
1239 | static int jme_set_settings(struct net_device *netdev, | |
1240 | struct ethtool_cmd *ecmd); | |
1241 | static void jme_set_multi(struct net_device *netdev); | |
1242 | ||
1243 | #endif |