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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_INCLUDED__ | |
26 | ||
27 | #define DRV_NAME "jme" | |
28 | #define DRV_VERSION "1.0.6" | |
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 | #ifdef TX_DEBUG | |
45 | #define tx_dbg(priv, fmt, args...) \ | |
46 | printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args) | |
47 | #else | |
48 | #define tx_dbg(priv, fmt, args...) \ | |
49 | do { \ | |
50 | if (0) \ | |
51 | printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args); \ | |
52 | } while (0) | |
53 | #endif | |
54 | ||
55 | /* | |
56 | * Extra PCI Configuration space interface | |
57 | */ | |
58 | #define PCI_DCSR_MRRS 0x59 | |
59 | #define PCI_DCSR_MRRS_MASK 0x70 | |
60 | ||
61 | enum pci_dcsr_mrrs_vals { | |
62 | MRRS_128B = 0x00, | |
63 | MRRS_256B = 0x10, | |
64 | MRRS_512B = 0x20, | |
65 | MRRS_1024B = 0x30, | |
66 | MRRS_2048B = 0x40, | |
67 | MRRS_4096B = 0x50, | |
68 | }; | |
69 | ||
70 | #define PCI_SPI 0xB0 | |
71 | ||
72 | enum pci_spi_bits { | |
73 | SPI_EN = 0x10, | |
74 | SPI_MISO = 0x08, | |
75 | SPI_MOSI = 0x04, | |
76 | SPI_SCLK = 0x02, | |
77 | SPI_CS = 0x01, | |
78 | }; | |
79 | ||
80 | struct jme_spi_op { | |
81 | void __user *uwbuf; | |
82 | void __user *urbuf; | |
83 | __u8 wn; /* Number of write actions */ | |
84 | __u8 rn; /* Number of read actions */ | |
85 | __u8 bitn; /* Number of bits per action */ | |
86 | __u8 spd; /* The maxim acceptable speed of controller, in MHz.*/ | |
87 | __u8 mode; /* CPOL, CPHA, and Duplex mode of SPI */ | |
88 | ||
89 | /* Internal use only */ | |
90 | u8 *kwbuf; | |
91 | u8 *krbuf; | |
92 | u8 sr; | |
93 | u16 halfclk; /* Half of clock cycle calculated from spd, in ns */ | |
94 | }; | |
95 | ||
96 | enum jme_spi_op_bits { | |
97 | SPI_MODE_CPHA = 0x01, | |
98 | SPI_MODE_CPOL = 0x02, | |
99 | SPI_MODE_DUP = 0x80, | |
100 | }; | |
101 | ||
102 | #define HALF_US 500 /* 500 ns */ | |
103 | #define JMESPIIOCTL SIOCDEVPRIVATE | |
104 | ||
105 | /* | |
106 | * Dynamic(adaptive)/Static PCC values | |
107 | */ | |
108 | enum dynamic_pcc_values { | |
109 | PCC_OFF = 0, | |
110 | PCC_P1 = 1, | |
111 | PCC_P2 = 2, | |
112 | PCC_P3 = 3, | |
113 | ||
114 | PCC_OFF_TO = 0, | |
115 | PCC_P1_TO = 1, | |
116 | PCC_P2_TO = 64, | |
117 | PCC_P3_TO = 128, | |
118 | ||
119 | PCC_OFF_CNT = 0, | |
120 | PCC_P1_CNT = 1, | |
121 | PCC_P2_CNT = 16, | |
122 | PCC_P3_CNT = 32, | |
123 | }; | |
124 | struct dynpcc_info { | |
125 | unsigned long last_bytes; | |
126 | unsigned long last_pkts; | |
127 | unsigned long intr_cnt; | |
128 | unsigned char cur; | |
129 | unsigned char attempt; | |
130 | unsigned char cnt; | |
131 | }; | |
132 | #define PCC_INTERVAL_US 100000 | |
133 | #define PCC_INTERVAL (HZ / (1000000 / PCC_INTERVAL_US)) | |
134 | #define PCC_P3_THRESHOLD (2 * 1024 * 1024) | |
135 | #define PCC_P2_THRESHOLD 800 | |
136 | #define PCC_INTR_THRESHOLD 800 | |
137 | #define PCC_TX_TO 1000 | |
138 | #define PCC_TX_CNT 8 | |
139 | ||
140 | /* | |
141 | * TX/RX Descriptors | |
142 | * | |
143 | * TX/RX Ring DESC Count Must be multiple of 16 and <= 1024 | |
144 | */ | |
145 | #define RING_DESC_ALIGN 16 /* Descriptor alignment */ | |
146 | #define TX_DESC_SIZE 16 | |
147 | #define TX_RING_NR 8 | |
148 | #define TX_RING_ALLOC_SIZE(s) ((s * TX_DESC_SIZE) + RING_DESC_ALIGN) | |
149 | ||
150 | struct txdesc { | |
151 | union { | |
152 | __u8 all[16]; | |
153 | __le32 dw[4]; | |
154 | struct { | |
155 | /* DW0 */ | |
156 | __le16 vlan; | |
157 | __u8 rsv1; | |
158 | __u8 flags; | |
159 | ||
160 | /* DW1 */ | |
161 | __le16 datalen; | |
162 | __le16 mss; | |
163 | ||
164 | /* DW2 */ | |
165 | __le16 pktsize; | |
166 | __le16 rsv2; | |
167 | ||
168 | /* DW3 */ | |
169 | __le32 bufaddr; | |
170 | } desc1; | |
171 | struct { | |
172 | /* DW0 */ | |
173 | __le16 rsv1; | |
174 | __u8 rsv2; | |
175 | __u8 flags; | |
176 | ||
177 | /* DW1 */ | |
178 | __le16 datalen; | |
179 | __le16 rsv3; | |
180 | ||
181 | /* DW2 */ | |
182 | __le32 bufaddrh; | |
183 | ||
184 | /* DW3 */ | |
185 | __le32 bufaddrl; | |
186 | } desc2; | |
187 | struct { | |
188 | /* DW0 */ | |
189 | __u8 ehdrsz; | |
190 | __u8 rsv1; | |
191 | __u8 rsv2; | |
192 | __u8 flags; | |
193 | ||
194 | /* DW1 */ | |
195 | __le16 trycnt; | |
196 | __le16 segcnt; | |
197 | ||
198 | /* DW2 */ | |
199 | __le16 pktsz; | |
200 | __le16 rsv3; | |
201 | ||
202 | /* DW3 */ | |
203 | __le32 bufaddrl; | |
204 | } descwb; | |
205 | }; | |
206 | }; | |
207 | ||
208 | enum jme_txdesc_flags_bits { | |
209 | TXFLAG_OWN = 0x80, | |
210 | TXFLAG_INT = 0x40, | |
211 | TXFLAG_64BIT = 0x20, | |
212 | TXFLAG_TCPCS = 0x10, | |
213 | TXFLAG_UDPCS = 0x08, | |
214 | TXFLAG_IPCS = 0x04, | |
215 | TXFLAG_LSEN = 0x02, | |
216 | TXFLAG_TAGON = 0x01, | |
217 | }; | |
218 | ||
219 | #define TXDESC_MSS_SHIFT 2 | |
220 | enum jme_txwbdesc_flags_bits { | |
221 | TXWBFLAG_OWN = 0x80, | |
222 | TXWBFLAG_INT = 0x40, | |
223 | TXWBFLAG_TMOUT = 0x20, | |
224 | TXWBFLAG_TRYOUT = 0x10, | |
225 | TXWBFLAG_COL = 0x08, | |
226 | ||
227 | TXWBFLAG_ALLERR = TXWBFLAG_TMOUT | | |
228 | TXWBFLAG_TRYOUT | | |
229 | TXWBFLAG_COL, | |
230 | }; | |
231 | ||
232 | #define RX_DESC_SIZE 16 | |
233 | #define RX_RING_NR 4 | |
234 | #define RX_RING_ALLOC_SIZE(s) ((s * RX_DESC_SIZE) + RING_DESC_ALIGN) | |
235 | #define RX_BUF_DMA_ALIGN 8 | |
236 | #define RX_PREPAD_SIZE 10 | |
237 | #define ETH_CRC_LEN 2 | |
238 | #define RX_VLANHDR_LEN 2 | |
239 | #define RX_EXTRA_LEN (RX_PREPAD_SIZE + \ | |
240 | ETH_HLEN + \ | |
241 | ETH_CRC_LEN + \ | |
242 | RX_VLANHDR_LEN + \ | |
243 | RX_BUF_DMA_ALIGN) | |
244 | ||
245 | struct rxdesc { | |
246 | union { | |
247 | __u8 all[16]; | |
248 | __le32 dw[4]; | |
249 | struct { | |
250 | /* DW0 */ | |
251 | __le16 rsv2; | |
252 | __u8 rsv1; | |
253 | __u8 flags; | |
254 | ||
255 | /* DW1 */ | |
256 | __le16 datalen; | |
257 | __le16 wbcpl; | |
258 | ||
259 | /* DW2 */ | |
260 | __le32 bufaddrh; | |
261 | ||
262 | /* DW3 */ | |
263 | __le32 bufaddrl; | |
264 | } desc1; | |
265 | struct { | |
266 | /* DW0 */ | |
267 | __le16 vlan; | |
268 | __le16 flags; | |
269 | ||
270 | /* DW1 */ | |
271 | __le16 framesize; | |
272 | __u8 errstat; | |
273 | __u8 desccnt; | |
274 | ||
275 | /* DW2 */ | |
276 | __le32 rsshash; | |
277 | ||
278 | /* DW3 */ | |
279 | __u8 hashfun; | |
280 | __u8 hashtype; | |
281 | __le16 resrv; | |
282 | } descwb; | |
283 | }; | |
284 | }; | |
285 | ||
286 | enum jme_rxdesc_flags_bits { | |
287 | RXFLAG_OWN = 0x80, | |
288 | RXFLAG_INT = 0x40, | |
289 | RXFLAG_64BIT = 0x20, | |
290 | }; | |
291 | ||
292 | enum jme_rxwbdesc_flags_bits { | |
293 | RXWBFLAG_OWN = 0x8000, | |
294 | RXWBFLAG_INT = 0x4000, | |
295 | RXWBFLAG_MF = 0x2000, | |
296 | RXWBFLAG_64BIT = 0x2000, | |
297 | RXWBFLAG_TCPON = 0x1000, | |
298 | RXWBFLAG_UDPON = 0x0800, | |
299 | RXWBFLAG_IPCS = 0x0400, | |
300 | RXWBFLAG_TCPCS = 0x0200, | |
301 | RXWBFLAG_UDPCS = 0x0100, | |
302 | RXWBFLAG_TAGON = 0x0080, | |
303 | RXWBFLAG_IPV4 = 0x0040, | |
304 | RXWBFLAG_IPV6 = 0x0020, | |
305 | RXWBFLAG_PAUSE = 0x0010, | |
306 | RXWBFLAG_MAGIC = 0x0008, | |
307 | RXWBFLAG_WAKEUP = 0x0004, | |
308 | RXWBFLAG_DEST = 0x0003, | |
309 | RXWBFLAG_DEST_UNI = 0x0001, | |
310 | RXWBFLAG_DEST_MUL = 0x0002, | |
311 | RXWBFLAG_DEST_BRO = 0x0003, | |
312 | }; | |
313 | ||
314 | enum jme_rxwbdesc_desccnt_mask { | |
315 | RXWBDCNT_WBCPL = 0x80, | |
316 | RXWBDCNT_DCNT = 0x7F, | |
317 | }; | |
318 | ||
319 | enum jme_rxwbdesc_errstat_bits { | |
320 | RXWBERR_LIMIT = 0x80, | |
321 | RXWBERR_MIIER = 0x40, | |
322 | RXWBERR_NIBON = 0x20, | |
323 | RXWBERR_COLON = 0x10, | |
324 | RXWBERR_ABORT = 0x08, | |
325 | RXWBERR_SHORT = 0x04, | |
326 | RXWBERR_OVERUN = 0x02, | |
327 | RXWBERR_CRCERR = 0x01, | |
328 | RXWBERR_ALLERR = 0xFF, | |
329 | }; | |
330 | ||
331 | /* | |
332 | * Buffer information corresponding to ring descriptors. | |
333 | */ | |
334 | struct jme_buffer_info { | |
335 | struct sk_buff *skb; | |
336 | dma_addr_t mapping; | |
337 | int len; | |
338 | int nr_desc; | |
339 | unsigned long start_xmit; | |
340 | }; | |
341 | ||
342 | /* | |
343 | * The structure holding buffer information and ring descriptors all together. | |
344 | */ | |
345 | struct jme_ring { | |
346 | void *alloc; /* pointer to allocated memory */ | |
347 | void *desc; /* pointer to ring memory */ | |
348 | dma_addr_t dmaalloc; /* phys address of ring alloc */ | |
349 | dma_addr_t dma; /* phys address for ring dma */ | |
350 | ||
351 | /* Buffer information corresponding to each descriptor */ | |
352 | struct jme_buffer_info *bufinf; | |
353 | ||
354 | int next_to_use; | |
355 | atomic_t next_to_clean; | |
356 | atomic_t nr_free; | |
357 | }; | |
358 | ||
359 | #define NET_STAT(priv) (priv->dev->stats) | |
360 | #define NETDEV_GET_STATS(netdev, fun_ptr) | |
361 | #define DECLARE_NET_DEVICE_STATS | |
362 | ||
363 | #define DECLARE_NAPI_STRUCT struct napi_struct napi; | |
364 | #define NETIF_NAPI_SET(dev, napis, pollfn, q) \ | |
365 | netif_napi_add(dev, napis, pollfn, q); | |
366 | #define JME_NAPI_HOLDER(holder) struct napi_struct *holder | |
367 | #define JME_NAPI_WEIGHT(w) int w | |
368 | #define JME_NAPI_WEIGHT_VAL(w) w | |
369 | #define JME_NAPI_WEIGHT_SET(w, r) | |
370 | #define JME_RX_COMPLETE(dev, napis) napi_complete(napis) | |
371 | #define JME_NAPI_ENABLE(priv) napi_enable(&priv->napi); | |
372 | #define JME_NAPI_DISABLE(priv) \ | |
373 | if (!napi_disable_pending(&priv->napi)) \ | |
374 | napi_disable(&priv->napi); | |
375 | #define JME_RX_SCHEDULE_PREP(priv) \ | |
376 | napi_schedule_prep(&priv->napi) | |
377 | #define JME_RX_SCHEDULE(priv) \ | |
378 | __napi_schedule(&priv->napi); | |
379 | ||
380 | /* | |
381 | * Jmac Adapter Private data | |
382 | */ | |
383 | struct jme_adapter { | |
384 | struct pci_dev *pdev; | |
385 | struct net_device *dev; | |
386 | void __iomem *regs; | |
387 | struct mii_if_info mii_if; | |
388 | struct jme_ring rxring[RX_RING_NR]; | |
389 | struct jme_ring txring[TX_RING_NR]; | |
390 | spinlock_t phy_lock; | |
391 | spinlock_t macaddr_lock; | |
392 | spinlock_t rxmcs_lock; | |
393 | struct tasklet_struct rxempty_task; | |
394 | struct tasklet_struct rxclean_task; | |
395 | struct tasklet_struct txclean_task; | |
396 | struct tasklet_struct linkch_task; | |
397 | struct tasklet_struct pcc_task; | |
398 | unsigned long flags; | |
399 | u32 reg_txcs; | |
400 | u32 reg_txpfc; | |
401 | u32 reg_rxcs; | |
402 | u32 reg_rxmcs; | |
403 | u32 reg_ghc; | |
404 | u32 reg_pmcs; | |
405 | u32 phylink; | |
406 | u32 tx_ring_size; | |
407 | u32 tx_ring_mask; | |
408 | u32 tx_wake_threshold; | |
409 | u32 rx_ring_size; | |
410 | u32 rx_ring_mask; | |
411 | u8 mrrs; | |
412 | unsigned int fpgaver; | |
413 | unsigned int chiprev; | |
414 | u8 rev; | |
415 | u32 msg_enable; | |
416 | struct ethtool_cmd old_ecmd; | |
417 | unsigned int old_mtu; | |
418 | struct vlan_group *vlgrp; | |
419 | struct dynpcc_info dpi; | |
420 | atomic_t intr_sem; | |
421 | atomic_t link_changing; | |
422 | atomic_t tx_cleaning; | |
423 | atomic_t rx_cleaning; | |
424 | atomic_t rx_empty; | |
425 | int (*jme_rx)(struct sk_buff *skb); | |
426 | int (*jme_vlan_rx)(struct sk_buff *skb, | |
427 | struct vlan_group *grp, | |
428 | unsigned short vlan_tag); | |
429 | DECLARE_NAPI_STRUCT | |
430 | DECLARE_NET_DEVICE_STATS | |
431 | }; | |
432 | ||
433 | enum jme_flags_bits { | |
434 | JME_FLAG_MSI = 1, | |
435 | JME_FLAG_SSET = 2, | |
436 | JME_FLAG_TXCSUM = 3, | |
437 | JME_FLAG_TSO = 4, | |
438 | JME_FLAG_POLL = 5, | |
439 | JME_FLAG_SHUTDOWN = 6, | |
440 | }; | |
441 | ||
442 | #define TX_TIMEOUT (5 * HZ) | |
443 | #define JME_REG_LEN 0x500 | |
444 | #define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216 | |
445 | ||
446 | static inline struct jme_adapter* | |
447 | jme_napi_priv(struct napi_struct *napi) | |
448 | { | |
449 | struct jme_adapter *jme; | |
450 | jme = container_of(napi, struct jme_adapter, napi); | |
451 | return jme; | |
452 | } | |
453 | ||
454 | /* | |
455 | * MMaped I/O Resters | |
456 | */ | |
457 | enum jme_iomap_offsets { | |
458 | JME_MAC = 0x0000, | |
459 | JME_PHY = 0x0400, | |
460 | JME_MISC = 0x0800, | |
461 | JME_RSS = 0x0C00, | |
462 | }; | |
463 | ||
464 | enum jme_iomap_lens { | |
465 | JME_MAC_LEN = 0x80, | |
466 | JME_PHY_LEN = 0x58, | |
467 | JME_MISC_LEN = 0x98, | |
468 | JME_RSS_LEN = 0xFF, | |
469 | }; | |
470 | ||
471 | enum jme_iomap_regs { | |
472 | JME_TXCS = JME_MAC | 0x00, /* Transmit Control and Status */ | |
473 | JME_TXDBA_LO = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */ | |
474 | JME_TXDBA_HI = JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */ | |
475 | JME_TXQDC = JME_MAC | 0x0C, /* Transmit Queue Desc Count */ | |
476 | JME_TXNDA = JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */ | |
477 | JME_TXMCS = JME_MAC | 0x14, /* Transmit MAC Control Status */ | |
478 | JME_TXPFC = JME_MAC | 0x18, /* Transmit Pause Frame Control */ | |
479 | JME_TXTRHD = JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */ | |
480 | ||
481 | JME_RXCS = JME_MAC | 0x20, /* Receive Control and Status */ | |
482 | JME_RXDBA_LO = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */ | |
483 | JME_RXDBA_HI = JME_MAC | 0x28, /* Receive Queue Desc Base Addr */ | |
484 | JME_RXQDC = JME_MAC | 0x2C, /* Receive Queue Desc Count */ | |
485 | JME_RXNDA = JME_MAC | 0x30, /* Receive Queue Next Desc Addr */ | |
486 | JME_RXMCS = JME_MAC | 0x34, /* Receive MAC Control Status */ | |
487 | JME_RXUMA_LO = JME_MAC | 0x38, /* Receive Unicast MAC Address */ | |
488 | JME_RXUMA_HI = JME_MAC | 0x3C, /* Receive Unicast MAC Address */ | |
489 | JME_RXMCHT_LO = JME_MAC | 0x40, /* Recv Multicast Addr HashTable */ | |
490 | JME_RXMCHT_HI = JME_MAC | 0x44, /* Recv Multicast Addr HashTable */ | |
491 | JME_WFODP = JME_MAC | 0x48, /* Wakeup Frame Output Data Port */ | |
492 | JME_WFOI = JME_MAC | 0x4C, /* Wakeup Frame Output Interface */ | |
493 | ||
494 | JME_SMI = JME_MAC | 0x50, /* Station Management Interface */ | |
495 | JME_GHC = JME_MAC | 0x54, /* Global Host Control */ | |
496 | JME_PMCS = JME_MAC | 0x60, /* Power Management Control/Stat */ | |
497 | ||
498 | ||
499 | JME_PHY_CS = JME_PHY | 0x28, /* PHY Ctrl and Status Register */ | |
500 | JME_PHY_LINK = JME_PHY | 0x30, /* PHY Link Status Register */ | |
501 | JME_SMBCSR = JME_PHY | 0x40, /* SMB Control and Status */ | |
502 | JME_SMBINTF = JME_PHY | 0x44, /* SMB Interface */ | |
503 | ||
504 | ||
505 | JME_TMCSR = JME_MISC | 0x00, /* Timer Control/Status Register */ | |
506 | JME_GPREG0 = JME_MISC | 0x08, /* General purpose REG-0 */ | |
507 | JME_GPREG1 = JME_MISC | 0x0C, /* General purpose REG-1 */ | |
508 | JME_IEVE = JME_MISC | 0x20, /* Interrupt Event Status */ | |
509 | JME_IREQ = JME_MISC | 0x24, /* Intr Req Status(For Debug) */ | |
510 | JME_IENS = JME_MISC | 0x28, /* Intr Enable - Setting Port */ | |
511 | JME_IENC = JME_MISC | 0x2C, /* Interrupt Enable - Clear Port */ | |
512 | JME_PCCRX0 = JME_MISC | 0x30, /* PCC Control for RX Queue 0 */ | |
513 | JME_PCCTX = JME_MISC | 0x40, /* PCC Control for TX Queues */ | |
514 | JME_CHIPMODE = JME_MISC | 0x44, /* Identify FPGA Version */ | |
515 | JME_SHBA_HI = JME_MISC | 0x48, /* Shadow Register Base HI */ | |
516 | JME_SHBA_LO = JME_MISC | 0x4C, /* Shadow Register Base LO */ | |
517 | JME_TIMER1 = JME_MISC | 0x70, /* Timer1 */ | |
518 | JME_TIMER2 = JME_MISC | 0x74, /* Timer2 */ | |
519 | JME_APMC = JME_MISC | 0x7C, /* Aggressive Power Mode Control */ | |
520 | JME_PCCSRX0 = JME_MISC | 0x80, /* PCC Status of RX0 */ | |
521 | }; | |
522 | ||
523 | /* | |
524 | * TX Control/Status Bits | |
525 | */ | |
526 | enum jme_txcs_bits { | |
527 | TXCS_QUEUE7S = 0x00008000, | |
528 | TXCS_QUEUE6S = 0x00004000, | |
529 | TXCS_QUEUE5S = 0x00002000, | |
530 | TXCS_QUEUE4S = 0x00001000, | |
531 | TXCS_QUEUE3S = 0x00000800, | |
532 | TXCS_QUEUE2S = 0x00000400, | |
533 | TXCS_QUEUE1S = 0x00000200, | |
534 | TXCS_QUEUE0S = 0x00000100, | |
535 | TXCS_FIFOTH = 0x000000C0, | |
536 | TXCS_DMASIZE = 0x00000030, | |
537 | TXCS_BURST = 0x00000004, | |
538 | TXCS_ENABLE = 0x00000001, | |
539 | }; | |
540 | ||
541 | enum jme_txcs_value { | |
542 | TXCS_FIFOTH_16QW = 0x000000C0, | |
543 | TXCS_FIFOTH_12QW = 0x00000080, | |
544 | TXCS_FIFOTH_8QW = 0x00000040, | |
545 | TXCS_FIFOTH_4QW = 0x00000000, | |
546 | ||
547 | TXCS_DMASIZE_64B = 0x00000000, | |
548 | TXCS_DMASIZE_128B = 0x00000010, | |
549 | TXCS_DMASIZE_256B = 0x00000020, | |
550 | TXCS_DMASIZE_512B = 0x00000030, | |
551 | ||
552 | TXCS_SELECT_QUEUE0 = 0x00000000, | |
553 | TXCS_SELECT_QUEUE1 = 0x00010000, | |
554 | TXCS_SELECT_QUEUE2 = 0x00020000, | |
555 | TXCS_SELECT_QUEUE3 = 0x00030000, | |
556 | TXCS_SELECT_QUEUE4 = 0x00040000, | |
557 | TXCS_SELECT_QUEUE5 = 0x00050000, | |
558 | TXCS_SELECT_QUEUE6 = 0x00060000, | |
559 | TXCS_SELECT_QUEUE7 = 0x00070000, | |
560 | ||
561 | TXCS_DEFAULT = TXCS_FIFOTH_4QW | | |
562 | TXCS_BURST, | |
563 | }; | |
564 | ||
565 | #define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */ | |
566 | ||
567 | /* | |
568 | * TX MAC Control/Status Bits | |
569 | */ | |
570 | enum jme_txmcs_bit_masks { | |
571 | TXMCS_IFG2 = 0xC0000000, | |
572 | TXMCS_IFG1 = 0x30000000, | |
573 | TXMCS_TTHOLD = 0x00000300, | |
574 | TXMCS_FBURST = 0x00000080, | |
575 | TXMCS_CARRIEREXT = 0x00000040, | |
576 | TXMCS_DEFER = 0x00000020, | |
577 | TXMCS_BACKOFF = 0x00000010, | |
578 | TXMCS_CARRIERSENSE = 0x00000008, | |
579 | TXMCS_COLLISION = 0x00000004, | |
580 | TXMCS_CRC = 0x00000002, | |
581 | TXMCS_PADDING = 0x00000001, | |
582 | }; | |
583 | ||
584 | enum jme_txmcs_values { | |
585 | TXMCS_IFG2_6_4 = 0x00000000, | |
586 | TXMCS_IFG2_8_5 = 0x40000000, | |
587 | TXMCS_IFG2_10_6 = 0x80000000, | |
588 | TXMCS_IFG2_12_7 = 0xC0000000, | |
589 | ||
590 | TXMCS_IFG1_8_4 = 0x00000000, | |
591 | TXMCS_IFG1_12_6 = 0x10000000, | |
592 | TXMCS_IFG1_16_8 = 0x20000000, | |
593 | TXMCS_IFG1_20_10 = 0x30000000, | |
594 | ||
595 | TXMCS_TTHOLD_1_8 = 0x00000000, | |
596 | TXMCS_TTHOLD_1_4 = 0x00000100, | |
597 | TXMCS_TTHOLD_1_2 = 0x00000200, | |
598 | TXMCS_TTHOLD_FULL = 0x00000300, | |
599 | ||
600 | TXMCS_DEFAULT = TXMCS_IFG2_8_5 | | |
601 | TXMCS_IFG1_16_8 | | |
602 | TXMCS_TTHOLD_FULL | | |
603 | TXMCS_DEFER | | |
604 | TXMCS_CRC | | |
605 | TXMCS_PADDING, | |
606 | }; | |
607 | ||
608 | enum jme_txpfc_bits_masks { | |
609 | TXPFC_VLAN_TAG = 0xFFFF0000, | |
610 | TXPFC_VLAN_EN = 0x00008000, | |
611 | TXPFC_PF_EN = 0x00000001, | |
612 | }; | |
613 | ||
614 | enum jme_txtrhd_bits_masks { | |
615 | TXTRHD_TXPEN = 0x80000000, | |
616 | TXTRHD_TXP = 0x7FFFFF00, | |
617 | TXTRHD_TXREN = 0x00000080, | |
618 | TXTRHD_TXRL = 0x0000007F, | |
619 | }; | |
620 | ||
621 | enum jme_txtrhd_shifts { | |
622 | TXTRHD_TXP_SHIFT = 8, | |
623 | TXTRHD_TXRL_SHIFT = 0, | |
624 | }; | |
625 | ||
626 | /* | |
627 | * RX Control/Status Bits | |
628 | */ | |
629 | enum jme_rxcs_bit_masks { | |
630 | /* FIFO full threshold for transmitting Tx Pause Packet */ | |
631 | RXCS_FIFOTHTP = 0x30000000, | |
632 | /* FIFO threshold for processing next packet */ | |
633 | RXCS_FIFOTHNP = 0x0C000000, | |
634 | RXCS_DMAREQSZ = 0x03000000, /* DMA Request Size */ | |
635 | RXCS_QUEUESEL = 0x00030000, /* Queue selection */ | |
636 | RXCS_RETRYGAP = 0x0000F000, /* RX Desc full retry gap */ | |
637 | RXCS_RETRYCNT = 0x00000F00, /* RX Desc full retry counter */ | |
638 | RXCS_WAKEUP = 0x00000040, /* Enable receive wakeup packet */ | |
639 | RXCS_MAGIC = 0x00000020, /* Enable receive magic packet */ | |
640 | RXCS_SHORT = 0x00000010, /* Enable receive short packet */ | |
641 | RXCS_ABORT = 0x00000008, /* Enable receive errorr packet */ | |
642 | RXCS_QST = 0x00000004, /* Receive queue start */ | |
643 | RXCS_SUSPEND = 0x00000002, | |
644 | RXCS_ENABLE = 0x00000001, | |
645 | }; | |
646 | ||
647 | enum jme_rxcs_values { | |
648 | RXCS_FIFOTHTP_16T = 0x00000000, | |
649 | RXCS_FIFOTHTP_32T = 0x10000000, | |
650 | RXCS_FIFOTHTP_64T = 0x20000000, | |
651 | RXCS_FIFOTHTP_128T = 0x30000000, | |
652 | ||
653 | RXCS_FIFOTHNP_16QW = 0x00000000, | |
654 | RXCS_FIFOTHNP_32QW = 0x04000000, | |
655 | RXCS_FIFOTHNP_64QW = 0x08000000, | |
656 | RXCS_FIFOTHNP_128QW = 0x0C000000, | |
657 | ||
658 | RXCS_DMAREQSZ_16B = 0x00000000, | |
659 | RXCS_DMAREQSZ_32B = 0x01000000, | |
660 | RXCS_DMAREQSZ_64B = 0x02000000, | |
661 | RXCS_DMAREQSZ_128B = 0x03000000, | |
662 | ||
663 | RXCS_QUEUESEL_Q0 = 0x00000000, | |
664 | RXCS_QUEUESEL_Q1 = 0x00010000, | |
665 | RXCS_QUEUESEL_Q2 = 0x00020000, | |
666 | RXCS_QUEUESEL_Q3 = 0x00030000, | |
667 | ||
668 | RXCS_RETRYGAP_256ns = 0x00000000, | |
669 | RXCS_RETRYGAP_512ns = 0x00001000, | |
670 | RXCS_RETRYGAP_1024ns = 0x00002000, | |
671 | RXCS_RETRYGAP_2048ns = 0x00003000, | |
672 | RXCS_RETRYGAP_4096ns = 0x00004000, | |
673 | RXCS_RETRYGAP_8192ns = 0x00005000, | |
674 | RXCS_RETRYGAP_16384ns = 0x00006000, | |
675 | RXCS_RETRYGAP_32768ns = 0x00007000, | |
676 | ||
677 | RXCS_RETRYCNT_0 = 0x00000000, | |
678 | RXCS_RETRYCNT_4 = 0x00000100, | |
679 | RXCS_RETRYCNT_8 = 0x00000200, | |
680 | RXCS_RETRYCNT_12 = 0x00000300, | |
681 | RXCS_RETRYCNT_16 = 0x00000400, | |
682 | RXCS_RETRYCNT_20 = 0x00000500, | |
683 | RXCS_RETRYCNT_24 = 0x00000600, | |
684 | RXCS_RETRYCNT_28 = 0x00000700, | |
685 | RXCS_RETRYCNT_32 = 0x00000800, | |
686 | RXCS_RETRYCNT_36 = 0x00000900, | |
687 | RXCS_RETRYCNT_40 = 0x00000A00, | |
688 | RXCS_RETRYCNT_44 = 0x00000B00, | |
689 | RXCS_RETRYCNT_48 = 0x00000C00, | |
690 | RXCS_RETRYCNT_52 = 0x00000D00, | |
691 | RXCS_RETRYCNT_56 = 0x00000E00, | |
692 | RXCS_RETRYCNT_60 = 0x00000F00, | |
693 | ||
694 | RXCS_DEFAULT = RXCS_FIFOTHTP_128T | | |
695 | RXCS_FIFOTHNP_128QW | | |
696 | RXCS_DMAREQSZ_128B | | |
697 | RXCS_RETRYGAP_256ns | | |
698 | RXCS_RETRYCNT_32, | |
699 | }; | |
700 | ||
701 | #define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */ | |
702 | ||
703 | /* | |
704 | * RX MAC Control/Status Bits | |
705 | */ | |
706 | enum jme_rxmcs_bits { | |
707 | RXMCS_ALLFRAME = 0x00000800, | |
708 | RXMCS_BRDFRAME = 0x00000400, | |
709 | RXMCS_MULFRAME = 0x00000200, | |
710 | RXMCS_UNIFRAME = 0x00000100, | |
711 | RXMCS_ALLMULFRAME = 0x00000080, | |
712 | RXMCS_MULFILTERED = 0x00000040, | |
713 | RXMCS_RXCOLLDEC = 0x00000020, | |
714 | RXMCS_FLOWCTRL = 0x00000008, | |
715 | RXMCS_VTAGRM = 0x00000004, | |
716 | RXMCS_PREPAD = 0x00000002, | |
717 | RXMCS_CHECKSUM = 0x00000001, | |
718 | ||
719 | RXMCS_DEFAULT = RXMCS_VTAGRM | | |
720 | RXMCS_PREPAD | | |
721 | RXMCS_FLOWCTRL | | |
722 | RXMCS_CHECKSUM, | |
723 | }; | |
724 | ||
725 | /* | |
726 | * Wakeup Frame setup interface registers | |
727 | */ | |
728 | #define WAKEUP_FRAME_NR 8 | |
729 | #define WAKEUP_FRAME_MASK_DWNR 4 | |
730 | ||
731 | enum jme_wfoi_bit_masks { | |
732 | WFOI_MASK_SEL = 0x00000070, | |
733 | WFOI_CRC_SEL = 0x00000008, | |
734 | WFOI_FRAME_SEL = 0x00000007, | |
735 | }; | |
736 | ||
737 | enum jme_wfoi_shifts { | |
738 | WFOI_MASK_SHIFT = 4, | |
739 | }; | |
740 | ||
741 | /* | |
742 | * SMI Related definitions | |
743 | */ | |
744 | enum jme_smi_bit_mask { | |
745 | SMI_DATA_MASK = 0xFFFF0000, | |
746 | SMI_REG_ADDR_MASK = 0x0000F800, | |
747 | SMI_PHY_ADDR_MASK = 0x000007C0, | |
748 | SMI_OP_WRITE = 0x00000020, | |
749 | /* Set to 1, after req done it'll be cleared to 0 */ | |
750 | SMI_OP_REQ = 0x00000010, | |
751 | SMI_OP_MDIO = 0x00000008, /* Software assess In/Out */ | |
752 | SMI_OP_MDOE = 0x00000004, /* Software Output Enable */ | |
753 | SMI_OP_MDC = 0x00000002, /* Software CLK Control */ | |
754 | SMI_OP_MDEN = 0x00000001, /* Software access Enable */ | |
755 | }; | |
756 | ||
757 | enum jme_smi_bit_shift { | |
758 | SMI_DATA_SHIFT = 16, | |
759 | SMI_REG_ADDR_SHIFT = 11, | |
760 | SMI_PHY_ADDR_SHIFT = 6, | |
761 | }; | |
762 | ||
763 | static inline u32 smi_reg_addr(int x) | |
764 | { | |
765 | return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK; | |
766 | } | |
767 | ||
768 | static inline u32 smi_phy_addr(int x) | |
769 | { | |
770 | return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK; | |
771 | } | |
772 | ||
773 | #define JME_PHY_TIMEOUT 100 /* 100 msec */ | |
774 | #define JME_PHY_REG_NR 32 | |
775 | ||
776 | /* | |
777 | * Global Host Control | |
778 | */ | |
779 | enum jme_ghc_bit_mask { | |
780 | GHC_SWRST = 0x40000000, | |
781 | GHC_DPX = 0x00000040, | |
782 | GHC_SPEED = 0x00000030, | |
783 | GHC_LINK_POLL = 0x00000001, | |
784 | }; | |
785 | ||
786 | enum jme_ghc_speed_val { | |
787 | GHC_SPEED_10M = 0x00000010, | |
788 | GHC_SPEED_100M = 0x00000020, | |
789 | GHC_SPEED_1000M = 0x00000030, | |
790 | }; | |
791 | ||
792 | enum jme_ghc_to_clk { | |
793 | GHC_TO_CLK_OFF = 0x00000000, | |
794 | GHC_TO_CLK_GPHY = 0x00400000, | |
795 | GHC_TO_CLK_PCIE = 0x00800000, | |
796 | GHC_TO_CLK_INVALID = 0x00C00000, | |
797 | }; | |
798 | ||
799 | enum jme_ghc_txmac_clk { | |
800 | GHC_TXMAC_CLK_OFF = 0x00000000, | |
801 | GHC_TXMAC_CLK_GPHY = 0x00100000, | |
802 | GHC_TXMAC_CLK_PCIE = 0x00200000, | |
803 | GHC_TXMAC_CLK_INVALID = 0x00300000, | |
804 | }; | |
805 | ||
806 | /* | |
807 | * Power management control and status register | |
808 | */ | |
809 | enum jme_pmcs_bit_masks { | |
810 | PMCS_WF7DET = 0x80000000, | |
811 | PMCS_WF6DET = 0x40000000, | |
812 | PMCS_WF5DET = 0x20000000, | |
813 | PMCS_WF4DET = 0x10000000, | |
814 | PMCS_WF3DET = 0x08000000, | |
815 | PMCS_WF2DET = 0x04000000, | |
816 | PMCS_WF1DET = 0x02000000, | |
817 | PMCS_WF0DET = 0x01000000, | |
818 | PMCS_LFDET = 0x00040000, | |
819 | PMCS_LRDET = 0x00020000, | |
820 | PMCS_MFDET = 0x00010000, | |
821 | PMCS_WF7EN = 0x00008000, | |
822 | PMCS_WF6EN = 0x00004000, | |
823 | PMCS_WF5EN = 0x00002000, | |
824 | PMCS_WF4EN = 0x00001000, | |
825 | PMCS_WF3EN = 0x00000800, | |
826 | PMCS_WF2EN = 0x00000400, | |
827 | PMCS_WF1EN = 0x00000200, | |
828 | PMCS_WF0EN = 0x00000100, | |
829 | PMCS_LFEN = 0x00000004, | |
830 | PMCS_LREN = 0x00000002, | |
831 | PMCS_MFEN = 0x00000001, | |
832 | }; | |
833 | ||
834 | /* | |
835 | * Giga PHY Status Registers | |
836 | */ | |
837 | enum jme_phy_link_bit_mask { | |
838 | PHY_LINK_SPEED_MASK = 0x0000C000, | |
839 | PHY_LINK_DUPLEX = 0x00002000, | |
840 | PHY_LINK_SPEEDDPU_RESOLVED = 0x00000800, | |
841 | PHY_LINK_UP = 0x00000400, | |
842 | PHY_LINK_AUTONEG_COMPLETE = 0x00000200, | |
843 | PHY_LINK_MDI_STAT = 0x00000040, | |
844 | }; | |
845 | ||
846 | enum jme_phy_link_speed_val { | |
847 | PHY_LINK_SPEED_10M = 0x00000000, | |
848 | PHY_LINK_SPEED_100M = 0x00004000, | |
849 | PHY_LINK_SPEED_1000M = 0x00008000, | |
850 | }; | |
851 | ||
852 | #define JME_SPDRSV_TIMEOUT 500 /* 500 us */ | |
853 | ||
854 | /* | |
855 | * SMB Control and Status | |
856 | */ | |
857 | enum jme_smbcsr_bit_mask { | |
858 | SMBCSR_CNACK = 0x00020000, | |
859 | SMBCSR_RELOAD = 0x00010000, | |
860 | SMBCSR_EEPROMD = 0x00000020, | |
861 | SMBCSR_INITDONE = 0x00000010, | |
862 | SMBCSR_BUSY = 0x0000000F, | |
863 | }; | |
864 | ||
865 | enum jme_smbintf_bit_mask { | |
866 | SMBINTF_HWDATR = 0xFF000000, | |
867 | SMBINTF_HWDATW = 0x00FF0000, | |
868 | SMBINTF_HWADDR = 0x0000FF00, | |
869 | SMBINTF_HWRWN = 0x00000020, | |
870 | SMBINTF_HWCMD = 0x00000010, | |
871 | SMBINTF_FASTM = 0x00000008, | |
872 | SMBINTF_GPIOSCL = 0x00000004, | |
873 | SMBINTF_GPIOSDA = 0x00000002, | |
874 | SMBINTF_GPIOEN = 0x00000001, | |
875 | }; | |
876 | ||
877 | enum jme_smbintf_vals { | |
878 | SMBINTF_HWRWN_READ = 0x00000020, | |
879 | SMBINTF_HWRWN_WRITE = 0x00000000, | |
880 | }; | |
881 | ||
882 | enum jme_smbintf_shifts { | |
883 | SMBINTF_HWDATR_SHIFT = 24, | |
884 | SMBINTF_HWDATW_SHIFT = 16, | |
885 | SMBINTF_HWADDR_SHIFT = 8, | |
886 | }; | |
887 | ||
888 | #define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */ | |
889 | #define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */ | |
890 | #define JME_SMB_LEN 256 | |
891 | #define JME_EEPROM_MAGIC 0x250 | |
892 | ||
893 | /* | |
894 | * Timer Control/Status Register | |
895 | */ | |
896 | enum jme_tmcsr_bit_masks { | |
897 | TMCSR_SWIT = 0x80000000, | |
898 | TMCSR_EN = 0x01000000, | |
899 | TMCSR_CNT = 0x00FFFFFF, | |
900 | }; | |
901 | ||
902 | /* | |
903 | * General Purpose REG-0 | |
904 | */ | |
905 | enum jme_gpreg0_masks { | |
906 | GPREG0_DISSH = 0xFF000000, | |
907 | GPREG0_PCIRLMT = 0x00300000, | |
908 | GPREG0_PCCNOMUTCLR = 0x00040000, | |
909 | GPREG0_LNKINTPOLL = 0x00001000, | |
910 | GPREG0_PCCTMR = 0x00000300, | |
911 | GPREG0_PHYADDR = 0x0000001F, | |
912 | }; | |
913 | ||
914 | enum jme_gpreg0_vals { | |
915 | GPREG0_DISSH_DW7 = 0x80000000, | |
916 | GPREG0_DISSH_DW6 = 0x40000000, | |
917 | GPREG0_DISSH_DW5 = 0x20000000, | |
918 | GPREG0_DISSH_DW4 = 0x10000000, | |
919 | GPREG0_DISSH_DW3 = 0x08000000, | |
920 | GPREG0_DISSH_DW2 = 0x04000000, | |
921 | GPREG0_DISSH_DW1 = 0x02000000, | |
922 | GPREG0_DISSH_DW0 = 0x01000000, | |
923 | GPREG0_DISSH_ALL = 0xFF000000, | |
924 | ||
925 | GPREG0_PCIRLMT_8 = 0x00000000, | |
926 | GPREG0_PCIRLMT_6 = 0x00100000, | |
927 | GPREG0_PCIRLMT_5 = 0x00200000, | |
928 | GPREG0_PCIRLMT_4 = 0x00300000, | |
929 | ||
930 | GPREG0_PCCTMR_16ns = 0x00000000, | |
931 | GPREG0_PCCTMR_256ns = 0x00000100, | |
932 | GPREG0_PCCTMR_1us = 0x00000200, | |
933 | GPREG0_PCCTMR_1ms = 0x00000300, | |
934 | ||
935 | GPREG0_PHYADDR_1 = 0x00000001, | |
936 | ||
937 | GPREG0_DEFAULT = GPREG0_PCIRLMT_4 | | |
938 | GPREG0_PCCTMR_1us | | |
939 | GPREG0_PHYADDR_1, | |
940 | }; | |
941 | ||
942 | /* | |
943 | * General Purpose REG-1 | |
944 | * Note: All theses bits defined here are for | |
945 | * Chip mode revision 0x11 only | |
946 | */ | |
947 | enum jme_gpreg1_masks { | |
948 | GPREG1_INTRDELAYUNIT = 0x00000018, | |
949 | GPREG1_INTRDELAYENABLE = 0x00000007, | |
950 | }; | |
951 | ||
952 | enum jme_gpreg1_vals { | |
953 | GPREG1_RSSPATCH = 0x00000040, | |
954 | GPREG1_HALFMODEPATCH = 0x00000020, | |
955 | ||
956 | GPREG1_INTDLYUNIT_16NS = 0x00000000, | |
957 | GPREG1_INTDLYUNIT_256NS = 0x00000008, | |
958 | GPREG1_INTDLYUNIT_1US = 0x00000010, | |
959 | GPREG1_INTDLYUNIT_16US = 0x00000018, | |
960 | ||
961 | GPREG1_INTDLYEN_1U = 0x00000001, | |
962 | GPREG1_INTDLYEN_2U = 0x00000002, | |
963 | GPREG1_INTDLYEN_3U = 0x00000003, | |
964 | GPREG1_INTDLYEN_4U = 0x00000004, | |
965 | GPREG1_INTDLYEN_5U = 0x00000005, | |
966 | GPREG1_INTDLYEN_6U = 0x00000006, | |
967 | GPREG1_INTDLYEN_7U = 0x00000007, | |
968 | ||
969 | GPREG1_DEFAULT = 0x00000000, | |
970 | }; | |
971 | ||
972 | /* | |
973 | * Interrupt Status Bits | |
974 | */ | |
975 | enum jme_interrupt_bits { | |
976 | INTR_SWINTR = 0x80000000, | |
977 | INTR_TMINTR = 0x40000000, | |
978 | INTR_LINKCH = 0x20000000, | |
979 | INTR_PAUSERCV = 0x10000000, | |
980 | INTR_MAGICRCV = 0x08000000, | |
981 | INTR_WAKERCV = 0x04000000, | |
982 | INTR_PCCRX0TO = 0x02000000, | |
983 | INTR_PCCRX1TO = 0x01000000, | |
984 | INTR_PCCRX2TO = 0x00800000, | |
985 | INTR_PCCRX3TO = 0x00400000, | |
986 | INTR_PCCTXTO = 0x00200000, | |
987 | INTR_PCCRX0 = 0x00100000, | |
988 | INTR_PCCRX1 = 0x00080000, | |
989 | INTR_PCCRX2 = 0x00040000, | |
990 | INTR_PCCRX3 = 0x00020000, | |
991 | INTR_PCCTX = 0x00010000, | |
992 | INTR_RX3EMP = 0x00008000, | |
993 | INTR_RX2EMP = 0x00004000, | |
994 | INTR_RX1EMP = 0x00002000, | |
995 | INTR_RX0EMP = 0x00001000, | |
996 | INTR_RX3 = 0x00000800, | |
997 | INTR_RX2 = 0x00000400, | |
998 | INTR_RX1 = 0x00000200, | |
999 | INTR_RX0 = 0x00000100, | |
1000 | INTR_TX7 = 0x00000080, | |
1001 | INTR_TX6 = 0x00000040, | |
1002 | INTR_TX5 = 0x00000020, | |
1003 | INTR_TX4 = 0x00000010, | |
1004 | INTR_TX3 = 0x00000008, | |
1005 | INTR_TX2 = 0x00000004, | |
1006 | INTR_TX1 = 0x00000002, | |
1007 | INTR_TX0 = 0x00000001, | |
1008 | }; | |
1009 | ||
1010 | static const u32 INTR_ENABLE = INTR_SWINTR | | |
1011 | INTR_TMINTR | | |
1012 | INTR_LINKCH | | |
1013 | INTR_PCCRX0TO | | |
1014 | INTR_PCCRX0 | | |
1015 | INTR_PCCTXTO | | |
1016 | INTR_PCCTX | | |
1017 | INTR_RX0EMP; | |
1018 | ||
1019 | /* | |
1020 | * PCC Control Registers | |
1021 | */ | |
1022 | enum jme_pccrx_masks { | |
1023 | PCCRXTO_MASK = 0xFFFF0000, | |
1024 | PCCRX_MASK = 0x0000FF00, | |
1025 | }; | |
1026 | ||
1027 | enum jme_pcctx_masks { | |
1028 | PCCTXTO_MASK = 0xFFFF0000, | |
1029 | PCCTX_MASK = 0x0000FF00, | |
1030 | PCCTX_QS_MASK = 0x000000FF, | |
1031 | }; | |
1032 | ||
1033 | enum jme_pccrx_shifts { | |
1034 | PCCRXTO_SHIFT = 16, | |
1035 | PCCRX_SHIFT = 8, | |
1036 | }; | |
1037 | ||
1038 | enum jme_pcctx_shifts { | |
1039 | PCCTXTO_SHIFT = 16, | |
1040 | PCCTX_SHIFT = 8, | |
1041 | }; | |
1042 | ||
1043 | enum jme_pcctx_bits { | |
1044 | PCCTXQ0_EN = 0x00000001, | |
1045 | PCCTXQ1_EN = 0x00000002, | |
1046 | PCCTXQ2_EN = 0x00000004, | |
1047 | PCCTXQ3_EN = 0x00000008, | |
1048 | PCCTXQ4_EN = 0x00000010, | |
1049 | PCCTXQ5_EN = 0x00000020, | |
1050 | PCCTXQ6_EN = 0x00000040, | |
1051 | PCCTXQ7_EN = 0x00000080, | |
1052 | }; | |
1053 | ||
1054 | /* | |
1055 | * Chip Mode Register | |
1056 | */ | |
1057 | enum jme_chipmode_bit_masks { | |
1058 | CM_FPGAVER_MASK = 0xFFFF0000, | |
1059 | CM_CHIPREV_MASK = 0x0000FF00, | |
1060 | CM_CHIPMODE_MASK = 0x0000000F, | |
1061 | }; | |
1062 | ||
1063 | enum jme_chipmode_shifts { | |
1064 | CM_FPGAVER_SHIFT = 16, | |
1065 | CM_CHIPREV_SHIFT = 8, | |
1066 | }; | |
1067 | ||
1068 | /* | |
1069 | * Aggressive Power Mode Control | |
1070 | */ | |
1071 | enum jme_apmc_bits { | |
1072 | JME_APMC_PCIE_SD_EN = 0x40000000, | |
1073 | JME_APMC_PSEUDO_HP_EN = 0x20000000, | |
1074 | JME_APMC_EPIEN = 0x04000000, | |
1075 | JME_APMC_EPIEN_CTRL = 0x03000000, | |
1076 | }; | |
1077 | ||
1078 | enum jme_apmc_values { | |
1079 | JME_APMC_EPIEN_CTRL_EN = 0x02000000, | |
1080 | JME_APMC_EPIEN_CTRL_DIS = 0x01000000, | |
1081 | }; | |
1082 | ||
1083 | #define APMC_PHP_SHUTDOWN_DELAY (10 * 1000 * 1000) | |
1084 | ||
1085 | #ifdef REG_DEBUG | |
1086 | static char *MAC_REG_NAME[] = { | |
1087 | "JME_TXCS", "JME_TXDBA_LO", "JME_TXDBA_HI", "JME_TXQDC", | |
1088 | "JME_TXNDA", "JME_TXMCS", "JME_TXPFC", "JME_TXTRHD", | |
1089 | "JME_RXCS", "JME_RXDBA_LO", "JME_RXDBA_HI", "JME_RXQDC", | |
1090 | "JME_RXNDA", "JME_RXMCS", "JME_RXUMA_LO", "JME_RXUMA_HI", | |
1091 | "JME_RXMCHT_LO", "JME_RXMCHT_HI", "JME_WFODP", "JME_WFOI", | |
1092 | "JME_SMI", "JME_GHC", "UNKNOWN", "UNKNOWN", | |
1093 | "JME_PMCS"}; | |
1094 | ||
1095 | static char *PE_REG_NAME[] = { | |
1096 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1097 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1098 | "UNKNOWN", "UNKNOWN", "JME_PHY_CS", "UNKNOWN", | |
1099 | "JME_PHY_LINK", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1100 | "JME_SMBCSR", "JME_SMBINTF"}; | |
1101 | ||
1102 | static char *MISC_REG_NAME[] = { | |
1103 | "JME_TMCSR", "JME_GPIO", "JME_GPREG0", "JME_GPREG1", | |
1104 | "JME_IEVE", "JME_IREQ", "JME_IENS", "JME_IENC", | |
1105 | "JME_PCCRX0", "JME_PCCRX1", "JME_PCCRX2", "JME_PCCRX3", | |
1106 | "JME_PCCTX0", "JME_CHIPMODE", "JME_SHBA_HI", "JME_SHBA_LO", | |
1107 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1108 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1109 | "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN", | |
1110 | "JME_TIMER1", "JME_TIMER2", "UNKNOWN", "JME_APMC", | |
1111 | "JME_PCCSRX0"}; | |
1112 | ||
1113 | static inline void reg_dbg(const struct jme_adapter *jme, | |
1114 | const char *msg, u32 val, u32 reg) | |
1115 | { | |
1116 | const char *regname; | |
1117 | switch (reg & 0xF00) { | |
1118 | case 0x000: | |
1119 | regname = MAC_REG_NAME[(reg & 0xFF) >> 2]; | |
1120 | break; | |
1121 | case 0x400: | |
1122 | regname = PE_REG_NAME[(reg & 0xFF) >> 2]; | |
1123 | break; | |
1124 | case 0x800: | |
1125 | regname = MISC_REG_NAME[(reg & 0xFF) >> 2]; | |
1126 | break; | |
1127 | default: | |
1128 | regname = PE_REG_NAME[0]; | |
1129 | } | |
1130 | printk(KERN_DEBUG "%s: %-20s %08x@%s\n", jme->dev->name, | |
1131 | msg, val, regname); | |
1132 | } | |
1133 | #else | |
1134 | static inline void reg_dbg(const struct jme_adapter *jme, | |
1135 | const char *msg, u32 val, u32 reg) {} | |
1136 | #endif | |
1137 | ||
1138 | /* | |
1139 | * Read/Write MMaped I/O Registers | |
1140 | */ | |
1141 | static inline u32 jread32(struct jme_adapter *jme, u32 reg) | |
1142 | { | |
1143 | return readl(jme->regs + reg); | |
1144 | } | |
1145 | ||
1146 | static inline void jwrite32(struct jme_adapter *jme, u32 reg, u32 val) | |
1147 | { | |
1148 | reg_dbg(jme, "REG WRITE", val, reg); | |
1149 | writel(val, jme->regs + reg); | |
1150 | reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg); | |
1151 | } | |
1152 | ||
1153 | static inline void jwrite32f(struct jme_adapter *jme, u32 reg, u32 val) | |
1154 | { | |
1155 | /* | |
1156 | * Read after write should cause flush | |
1157 | */ | |
1158 | reg_dbg(jme, "REG WRITE FLUSH", val, reg); | |
1159 | writel(val, jme->regs + reg); | |
1160 | readl(jme->regs + reg); | |
1161 | reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg); | |
1162 | } | |
1163 | ||
1164 | /* | |
1165 | * PHY Regs | |
1166 | */ | |
1167 | enum jme_phy_reg17_bit_masks { | |
1168 | PREG17_SPEED = 0xC000, | |
1169 | PREG17_DUPLEX = 0x2000, | |
1170 | PREG17_SPDRSV = 0x0800, | |
1171 | PREG17_LNKUP = 0x0400, | |
1172 | PREG17_MDI = 0x0040, | |
1173 | }; | |
1174 | ||
1175 | enum jme_phy_reg17_vals { | |
1176 | PREG17_SPEED_10M = 0x0000, | |
1177 | PREG17_SPEED_100M = 0x4000, | |
1178 | PREG17_SPEED_1000M = 0x8000, | |
1179 | }; | |
1180 | ||
1181 | #define BMSR_ANCOMP 0x0020 | |
1182 | ||
1183 | /* | |
1184 | * Workaround | |
1185 | */ | |
1186 | static inline int is_buggy250(unsigned short device, unsigned int chiprev) | |
1187 | { | |
1188 | return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11; | |
1189 | } | |
1190 | ||
1191 | /* | |
1192 | * Function prototypes | |
1193 | */ | |
1194 | static int jme_set_settings(struct net_device *netdev, | |
1195 | struct ethtool_cmd *ecmd); | |
1196 | static void jme_set_multi(struct net_device *netdev); | |
1197 | ||
1198 | #endif |