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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...) \ |
51 | do { \ | |
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 | ||
63 | enum 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 | ||
74 | enum 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 | ||
82 | struct 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 |
98 | enum 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 | ||
108 | enum 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 | ||
130 | enum 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 | 140 | enum 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 | }; |
156 | struct 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 | 182 | struct 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 | 240 | enum 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 | 252 | enum 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 | 277 | struct 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 |
318 | enum jme_rxdesc_flags_bits { |
319 | RXFLAG_OWN = 0x80, | |
320 | RXFLAG_INT = 0x40, | |
321 | RXFLAG_64BIT = 0x20, | |
322 | }; | |
cd0ff491 | 323 | |
d7699f87 | 324 | enum 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 |
346 | enum jme_rxwbdesc_desccnt_mask { |
347 | RXWBDCNT_WBCPL = 0x80, | |
348 | RXWBDCNT_DCNT = 0x7F, | |
349 | }; | |
cd0ff491 | 350 | |
4330c2f2 GFT |
351 | enum 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 |
366 | struct 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 | 377 | struct 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 | */ | |
415 | struct 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 | 464 | enum 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 | 475 | static inline struct jme_adapter* |
cdcdc9eb GFT |
476 | jme_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 | */ | |
486 | enum 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 |
493 | enum 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 |
500 | enum 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 | */ | |
556 | enum 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 |
571 | enum 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 | */ | |
600 | enum 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 |
614 | enum 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 |
638 | enum jme_txpfc_bits_masks { |
639 | TXPFC_VLAN_TAG = 0xFFFF0000, | |
640 | TXPFC_VLAN_EN = 0x00008000, | |
641 | TXPFC_PF_EN = 0x00000001, | |
642 | }; | |
643 | ||
644 | enum 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 |
651 | enum jme_txtrhd_shifts { |
652 | TXTRHD_TXP_SHIFT = 8, | |
653 | TXTRHD_TXRL_SHIFT = 0, | |
654 | }; | |
655 | ||
19bbc546 GFT |
656 | enum 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 | 667 | enum 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 |
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 | | |
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 | */ | |
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, | |
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 |
769 | enum jme_wfoi_bit_masks { |
770 | WFOI_MASK_SEL = 0x00000070, | |
771 | WFOI_CRC_SEL = 0x00000008, | |
772 | WFOI_FRAME_SEL = 0x00000007, | |
773 | }; | |
cd0ff491 | 774 | |
b3821cc5 GFT |
775 | enum jme_wfoi_shifts { |
776 | WFOI_MASK_SHIFT = 4, | |
777 | }; | |
778 | ||
d7699f87 GFT |
779 | /* |
780 | * SMI Related definitions | |
781 | */ | |
cd0ff491 | 782 | enum 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 | |
795 | enum 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 | |
801 | static 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 | |
806 | static 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 | */ | |
817 | enum 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 | 826 | enum jme_ghc_speed_val { |
94c5ea02 GFT |
827 | GHC_SPEED_10M = 0x00000010, |
828 | GHC_SPEED_100M = 0x00000020, | |
829 | GHC_SPEED_1000M = 0x00000030, | |
830 | }; | |
831 | ||
832 | enum 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 | ||
839 | enum 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 | */ | |
849 | enum 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 | */ | |
879 | enum 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 | */ |
894 | enum 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 |
903 | enum 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 | 914 | enum 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 |
922 | enum 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 |
934 | enum jme_smbintf_vals { |
935 | SMBINTF_HWRWN_READ = 0x00000020, | |
936 | SMBINTF_HWRWN_WRITE = 0x00000000, | |
937 | }; | |
cd0ff491 | 938 | |
186fc259 GFT |
939 | enum 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 | */ | |
953 | enum 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 | */ |
962 | enum 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 |
971 | enum 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 |
1002 | enum 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 | ||
1011 | enum 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 | 1031 | enum 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 | |
1066 | static const u32 INTR_ENABLE = INTR_SWINTR | | |
79ce639c GFT |
1067 | INTR_TMINTR | |
1068 | INTR_LINKCH | | |
3bf61c55 GFT |
1069 | INTR_PCCRX0TO | |
1070 | INTR_PCCRX0 | | |
1071 | INTR_PCCTXTO | | |
cdcdc9eb GFT |
1072 | INTR_PCCTX | |
1073 | INTR_RX0EMP; | |
3bf61c55 GFT |
1074 | |
1075 | /* | |
1076 | * PCC Control Registers | |
1077 | */ | |
1078 | enum jme_pccrx_masks { | |
1079 | PCCRXTO_MASK = 0xFFFF0000, | |
1080 | PCCRX_MASK = 0x0000FF00, | |
1081 | }; | |
cd0ff491 | 1082 | |
3bf61c55 GFT |
1083 | enum jme_pcctx_masks { |
1084 | PCCTXTO_MASK = 0xFFFF0000, | |
1085 | PCCTX_MASK = 0x0000FF00, | |
1086 | PCCTX_QS_MASK = 0x000000FF, | |
1087 | }; | |
cd0ff491 | 1088 | |
3bf61c55 GFT |
1089 | enum jme_pccrx_shifts { |
1090 | PCCRXTO_SHIFT = 16, | |
1091 | PCCRX_SHIFT = 8, | |
1092 | }; | |
cd0ff491 | 1093 | |
3bf61c55 GFT |
1094 | enum jme_pcctx_shifts { |
1095 | PCCTXTO_SHIFT = 16, | |
1096 | PCCTX_SHIFT = 8, | |
1097 | }; | |
cd0ff491 | 1098 | |
3bf61c55 GFT |
1099 | enum 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 | ||
cdcdc9eb GFT |
1110 | /* |
1111 | * Chip Mode Register | |
1112 | */ | |
1113 | enum jme_chipmode_bit_masks { | |
1114 | CM_FPGAVER_MASK = 0xFFFF0000, | |
e882564f | 1115 | CM_CHIPREV_MASK = 0x0000FF00, |
cdcdc9eb GFT |
1116 | CM_CHIPMODE_MASK = 0x0000000F, |
1117 | }; | |
cd0ff491 | 1118 | |
cdcdc9eb GFT |
1119 | enum 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 | */ | |
1127 | enum 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 | ||
1134 | enum 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 | |
1142 | static 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 |
1151 | static 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 |
1158 | static 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 |
1169 | static 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 | |
1190 | static 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 | 1197 | static inline u32 jread32(struct jme_adapter *jme, u32 reg) |
d7699f87 | 1198 | { |
cd0ff491 | 1199 | return readl(jme->regs + reg); |
d7699f87 | 1200 | } |
cd0ff491 GFT |
1201 | |
1202 | static 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 | |
1209 | static 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 | */ | |
1223 | enum 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 |
1231 | enum 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 | 1242 | static 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 |
1247 | static 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 | 1255 | static int jme_set_settings(struct net_device *netdev, |
cd0ff491 | 1256 | struct ethtool_cmd *ecmd); |
bb4c5c8c | 1257 | static void jme_set_unicastaddr(struct net_device *netdev); |
d7699f87 GFT |
1258 | static void jme_set_multi(struct net_device *netdev); |
1259 | ||
cd0ff491 | 1260 | #endif |