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12#ifndef _ATL2_H_
13#define _ATL2_H_
14
15#include <linux/atomic.h>
16#include <linux/netdevice.h>
17
18#ifndef _ATL2_HW_H_
19#define _ATL2_HW_H_
20
21#ifndef _ATL2_OSDEP_H_
22#define _ATL2_OSDEP_H_
23
24#include <linux/pci.h>
25#include <linux/delay.h>
26#include <linux/interrupt.h>
27#include <linux/if_ether.h>
28
29#include "atlx.h"
30
31#ifdef ETHTOOL_OPS_COMPAT
32int ethtool_ioctl(struct ifreq *ifr);
33#endif
34
35#define PCI_COMMAND_REGISTER PCI_COMMAND
36#define CMD_MEM_WRT_INVALIDATE PCI_COMMAND_INVALIDATE
37
38#define ATL2_WRITE_REG(a, reg, value) (iowrite32((value), \
39 ((a)->hw_addr + (reg))))
40
41#define ATL2_WRITE_FLUSH(a) (ioread32((a)->hw_addr))
42
43#define ATL2_READ_REG(a, reg) (ioread32((a)->hw_addr + (reg)))
44
45#define ATL2_WRITE_REGB(a, reg, value) (iowrite8((value), \
46 ((a)->hw_addr + (reg))))
47
48#define ATL2_READ_REGB(a, reg) (ioread8((a)->hw_addr + (reg)))
49
50#define ATL2_WRITE_REGW(a, reg, value) (iowrite16((value), \
51 ((a)->hw_addr + (reg))))
52
53#define ATL2_READ_REGW(a, reg) (ioread16((a)->hw_addr + (reg)))
54
55#define ATL2_WRITE_REG_ARRAY(a, reg, offset, value) \
56 (iowrite32((value), (((a)->hw_addr + (reg)) + ((offset) << 2))))
57
58#define ATL2_READ_REG_ARRAY(a, reg, offset) \
59 (ioread32(((a)->hw_addr + (reg)) + ((offset) << 2)))
60
61#endif
62
63struct atl2_adapter;
64struct atl2_hw;
65
66
67static s32 atl2_reset_hw(struct atl2_hw *hw);
68static s32 atl2_read_mac_addr(struct atl2_hw *hw);
69static s32 atl2_init_hw(struct atl2_hw *hw);
70static s32 atl2_get_speed_and_duplex(struct atl2_hw *hw, u16 *speed,
71 u16 *duplex);
72static u32 atl2_hash_mc_addr(struct atl2_hw *hw, u8 *mc_addr);
73static void atl2_hash_set(struct atl2_hw *hw, u32 hash_value);
74static s32 atl2_read_phy_reg(struct atl2_hw *hw, u16 reg_addr, u16 *phy_data);
75static s32 atl2_write_phy_reg(struct atl2_hw *hw, u32 reg_addr, u16 phy_data);
76static void atl2_read_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value);
77static void atl2_write_pci_cfg(struct atl2_hw *hw, u32 reg, u16 *value);
78static void atl2_set_mac_addr(struct atl2_hw *hw);
79static bool atl2_read_eeprom(struct atl2_hw *hw, u32 Offset, u32 *pValue);
80static bool atl2_write_eeprom(struct atl2_hw *hw, u32 offset, u32 value);
81static s32 atl2_phy_init(struct atl2_hw *hw);
82static int atl2_check_eeprom_exist(struct atl2_hw *hw);
83static void atl2_force_ps(struct atl2_hw *hw);
84
85
86
87
88#define IDLE_STATUS_RXMAC 1
89#define IDLE_STATUS_TXMAC 2
90#define IDLE_STATUS_DMAR 8
91#define IDLE_STATUS_DMAW 4
92
93
94#define MDIO_WAIT_TIMES 10
95
96
97#define MAC_CTRL_DBG_TX_BKPRESURE 0x100000
98#define MAC_CTRL_MACLP_CLK_PHY 0x8000000
99#define MAC_CTRL_HALF_LEFT_BUF_SHIFT 28
100#define MAC_CTRL_HALF_LEFT_BUF_MASK 0xF
101
102
103#define REG_SRAM_TXRAM_END 0x1500
104
105#define REG_SRAM_RXRAM_END 0x1502
106
107
108
109#define REG_TXD_BASE_ADDR_LO 0x1544
110
111#define REG_TXD_MEM_SIZE 0x1548
112
113#define REG_TXS_BASE_ADDR_LO 0x154C
114
115
116#define REG_TXS_MEM_SIZE 0x1550
117
118#define REG_RXD_BASE_ADDR_LO 0x1554
119
120
121#define REG_RXD_BUF_NUM 0x1558
122
123
124
125
126#define REG_DMAR 0x1580
127#define DMAR_EN 0x1
128
129
130#define REG_TX_CUT_THRESH 0x1590
131
132
133
134#define REG_DMAW 0x15A0
135#define DMAW_EN 0x1
136
137
138#define REG_PAUSE_ON_TH 0x15A8
139
140#define REG_PAUSE_OFF_TH 0x15AA
141
142
143
144#define REG_MB_TXD_WR_IDX 0x15f0
145#define REG_MB_RXD_RD_IDX 0x15F4
146
147
148#define ISR_TIMER 1
149#define ISR_MANUAL 2
150
151
152
153#define ISR_RXF_OV 4
154#define ISR_TXF_UR 8
155#define ISR_TXS_OV 0x10
156
157#define ISR_RXS_OV 0x20
158
159#define ISR_LINK_CHG 0x40
160#define ISR_HOST_TXD_UR 0x80
161#define ISR_HOST_RXD_OV 0x100
162#define ISR_DMAR_TO_RST 0x200
163
164#define ISR_DMAW_TO_RST 0x400
165#define ISR_PHY 0x800
166#define ISR_TS_UPDATE 0x10000
167
168#define ISR_RS_UPDATE 0x20000
169
170#define ISR_TX_EARLY 0x40000
171
172
173#define ISR_TX_EVENT (ISR_TXF_UR | ISR_TXS_OV | ISR_HOST_TXD_UR |\
174 ISR_TS_UPDATE | ISR_TX_EARLY)
175#define ISR_RX_EVENT (ISR_RXF_OV | ISR_RXS_OV | ISR_HOST_RXD_OV |\
176 ISR_RS_UPDATE)
177
178#define IMR_NORMAL_MASK (\
179 \
180 ISR_MANUAL |\
181 ISR_DMAR_TO_RST |\
182 ISR_DMAW_TO_RST |\
183 ISR_PHY |\
184 ISR_PHY_LINKDOWN |\
185 ISR_TS_UPDATE |\
186 ISR_RS_UPDATE)
187
188
189#define REG_STS_RX_PAUSE 0x1700
190#define REG_STS_RXD_OV 0x1704
191
192#define REG_STS_RXS_OV 0x1708
193
194#define REG_STS_RX_FILTER 0x170C
195
196
197
198
199
200#define MII_SMARTSPEED 0x14
201#define MII_DBG_ADDR 0x1D
202#define MII_DBG_DATA 0x1E
203
204
205#define PCI_REG_COMMAND 0x04
206#define CMD_IO_SPACE 0x0001
207#define CMD_MEMORY_SPACE 0x0002
208#define CMD_BUS_MASTER 0x0004
209
210#define MEDIA_TYPE_100M_FULL 1
211#define MEDIA_TYPE_100M_HALF 2
212#define MEDIA_TYPE_10M_FULL 3
213#define MEDIA_TYPE_10M_HALF 4
214
215#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x000F
216
217
218#define MAXIMUM_ETHERNET_FRAME_SIZE 1518
219#define MINIMUM_ETHERNET_FRAME_SIZE 64
220#define MAX_JUMBO_FRAME_SIZE 0x2000
221
222struct tx_pkt_header {
223 unsigned pkt_size:11;
224 unsigned:4;
225 unsigned ins_vlan:1;
226 unsigned short vlan;
227};
228
229#define TX_PKT_HEADER_SIZE_MASK 0x7FF
230#define TX_PKT_HEADER_SIZE_SHIFT 0
231#define TX_PKT_HEADER_INS_VLAN_MASK 0x1
232#define TX_PKT_HEADER_INS_VLAN_SHIFT 15
233#define TX_PKT_HEADER_VLAN_TAG_MASK 0xFFFF
234#define TX_PKT_HEADER_VLAN_TAG_SHIFT 16
235
236struct tx_pkt_status {
237 unsigned pkt_size:11;
238 unsigned:5;
239 unsigned ok:1;
240 unsigned bcast:1;
241 unsigned mcast:1;
242 unsigned pause:1;
243 unsigned ctrl:1;
244 unsigned defer:1;
245 unsigned exc_defer:1;
246 unsigned single_col:1;
247 unsigned multi_col:1;
248 unsigned late_col:1;
249 unsigned abort_col:1;
250 unsigned underrun:1;
251
252 unsigned:3;
253 unsigned update:1;
254};
255
256#define TX_PKT_STATUS_SIZE_MASK 0x7FF
257#define TX_PKT_STATUS_SIZE_SHIFT 0
258#define TX_PKT_STATUS_OK_MASK 0x1
259#define TX_PKT_STATUS_OK_SHIFT 16
260#define TX_PKT_STATUS_BCAST_MASK 0x1
261#define TX_PKT_STATUS_BCAST_SHIFT 17
262#define TX_PKT_STATUS_MCAST_MASK 0x1
263#define TX_PKT_STATUS_MCAST_SHIFT 18
264#define TX_PKT_STATUS_PAUSE_MASK 0x1
265#define TX_PKT_STATUS_PAUSE_SHIFT 19
266#define TX_PKT_STATUS_CTRL_MASK 0x1
267#define TX_PKT_STATUS_CTRL_SHIFT 20
268#define TX_PKT_STATUS_DEFER_MASK 0x1
269#define TX_PKT_STATUS_DEFER_SHIFT 21
270#define TX_PKT_STATUS_EXC_DEFER_MASK 0x1
271#define TX_PKT_STATUS_EXC_DEFER_SHIFT 22
272#define TX_PKT_STATUS_SINGLE_COL_MASK 0x1
273#define TX_PKT_STATUS_SINGLE_COL_SHIFT 23
274#define TX_PKT_STATUS_MULTI_COL_MASK 0x1
275#define TX_PKT_STATUS_MULTI_COL_SHIFT 24
276#define TX_PKT_STATUS_LATE_COL_MASK 0x1
277#define TX_PKT_STATUS_LATE_COL_SHIFT 25
278#define TX_PKT_STATUS_ABORT_COL_MASK 0x1
279#define TX_PKT_STATUS_ABORT_COL_SHIFT 26
280#define TX_PKT_STATUS_UNDERRUN_MASK 0x1
281#define TX_PKT_STATUS_UNDERRUN_SHIFT 27
282#define TX_PKT_STATUS_UPDATE_MASK 0x1
283#define TX_PKT_STATUS_UPDATE_SHIFT 31
284
285struct rx_pkt_status {
286 unsigned pkt_size:11;
287 unsigned:5;
288 unsigned ok:1;
289 unsigned bcast:1;
290 unsigned mcast:1;
291 unsigned pause:1;
292 unsigned ctrl:1;
293 unsigned crc:1;
294 unsigned code:1;
295 unsigned runt:1;
296
297 unsigned frag:1;
298
299 unsigned trunc:1;
300 unsigned align:1;
301 unsigned vlan:1;
302 unsigned:3;
303 unsigned update:1;
304 unsigned short vtag;
305 unsigned:16;
306};
307
308#define RX_PKT_STATUS_SIZE_MASK 0x7FF
309#define RX_PKT_STATUS_SIZE_SHIFT 0
310#define RX_PKT_STATUS_OK_MASK 0x1
311#define RX_PKT_STATUS_OK_SHIFT 16
312#define RX_PKT_STATUS_BCAST_MASK 0x1
313#define RX_PKT_STATUS_BCAST_SHIFT 17
314#define RX_PKT_STATUS_MCAST_MASK 0x1
315#define RX_PKT_STATUS_MCAST_SHIFT 18
316#define RX_PKT_STATUS_PAUSE_MASK 0x1
317#define RX_PKT_STATUS_PAUSE_SHIFT 19
318#define RX_PKT_STATUS_CTRL_MASK 0x1
319#define RX_PKT_STATUS_CTRL_SHIFT 20
320#define RX_PKT_STATUS_CRC_MASK 0x1
321#define RX_PKT_STATUS_CRC_SHIFT 21
322#define RX_PKT_STATUS_CODE_MASK 0x1
323#define RX_PKT_STATUS_CODE_SHIFT 22
324#define RX_PKT_STATUS_RUNT_MASK 0x1
325#define RX_PKT_STATUS_RUNT_SHIFT 23
326#define RX_PKT_STATUS_FRAG_MASK 0x1
327#define RX_PKT_STATUS_FRAG_SHIFT 24
328#define RX_PKT_STATUS_TRUNK_MASK 0x1
329#define RX_PKT_STATUS_TRUNK_SHIFT 25
330#define RX_PKT_STATUS_ALIGN_MASK 0x1
331#define RX_PKT_STATUS_ALIGN_SHIFT 26
332#define RX_PKT_STATUS_VLAN_MASK 0x1
333#define RX_PKT_STATUS_VLAN_SHIFT 27
334#define RX_PKT_STATUS_UPDATE_MASK 0x1
335#define RX_PKT_STATUS_UPDATE_SHIFT 31
336#define RX_PKT_STATUS_VLAN_TAG_MASK 0xFFFF
337#define RX_PKT_STATUS_VLAN_TAG_SHIFT 32
338
339struct rx_desc {
340 struct rx_pkt_status status;
341 unsigned char packet[1536-sizeof(struct rx_pkt_status)];
342};
343
344enum atl2_speed_duplex {
345 atl2_10_half = 0,
346 atl2_10_full = 1,
347 atl2_100_half = 2,
348 atl2_100_full = 3
349};
350
351struct atl2_spi_flash_dev {
352 const char *manu_name;
353
354 u8 cmdWRSR;
355 u8 cmdREAD;
356 u8 cmdPROGRAM;
357 u8 cmdWREN;
358 u8 cmdWRDI;
359 u8 cmdRDSR;
360 u8 cmdRDID;
361 u8 cmdSECTOR_ERASE;
362 u8 cmdCHIP_ERASE;
363};
364
365
366struct atl2_hw {
367 u8 __iomem *hw_addr;
368 void *back;
369
370 u8 preamble_len;
371 u8 max_retry;
372
373 u8 jam_ipg;
374
375
376 u8 ipgt;
377
378 u8 min_ifg;
379
380
381 u8 ipgr1;
382 u8 ipgr2;
383 u8 retry_buf;
384
385
386 u16 fc_rxd_hi;
387 u16 fc_rxd_lo;
388 u16 lcol;
389 u16 max_frame_size;
390
391 u16 MediaType;
392 u16 autoneg_advertised;
393 u16 pci_cmd_word;
394
395 u16 mii_autoneg_adv_reg;
396
397 u32 mem_rang;
398 u32 txcw;
399 u32 mc_filter_type;
400 u32 num_mc_addrs;
401 u32 collision_delta;
402 u32 tx_packet_delta;
403 u16 phy_spd_default;
404
405 u16 device_id;
406 u16 vendor_id;
407 u16 subsystem_id;
408 u16 subsystem_vendor_id;
409 u8 revision_id;
410
411
412 u8 flash_vendor;
413
414 u8 dma_fairness;
415 u8 mac_addr[ETH_ALEN];
416 u8 perm_mac_addr[ETH_ALEN];
417
418
419
420 bool phy_configured;
421};
422
423#endif
424
425struct atl2_ring_header {
426
427 void *desc;
428
429 dma_addr_t dma;
430
431 unsigned int size;
432};
433
434
435struct atl2_adapter {
436
437 struct net_device *netdev;
438 struct pci_dev *pdev;
439 u32 wol;
440 u16 link_speed;
441 u16 link_duplex;
442
443 spinlock_t stats_lock;
444
445 struct work_struct reset_task;
446 struct work_struct link_chg_task;
447 struct timer_list watchdog_timer;
448 struct timer_list phy_config_timer;
449
450 unsigned long cfg_phy;
451 bool mac_disabled;
452
453
454 dma_addr_t ring_dma;
455 void *ring_vir_addr;
456 int ring_size;
457
458 struct tx_pkt_header *txd_ring;
459 dma_addr_t txd_dma;
460
461 struct tx_pkt_status *txs_ring;
462 dma_addr_t txs_dma;
463
464 struct rx_desc *rxd_ring;
465 dma_addr_t rxd_dma;
466
467 u32 txd_ring_size;
468 u32 txs_ring_size;
469 u32 rxd_ring_size;
470
471
472
473 u32 txd_write_ptr;
474 u32 txs_next_clear;
475 u32 rxd_read_ptr;
476
477
478 atomic_t txd_read_ptr;
479 atomic_t txs_write_ptr;
480 u32 rxd_write_ptr;
481
482
483 u16 imt;
484
485 u16 ict;
486
487 unsigned long flags;
488
489 u32 bd_number;
490 bool pci_using_64;
491 bool have_msi;
492 struct atl2_hw hw;
493
494 u32 usr_cmd;
495
496
497 u32 pci_state[16];
498
499 u32 *config_space;
500};
501
502enum atl2_state_t {
503 __ATL2_TESTING,
504 __ATL2_RESETTING,
505 __ATL2_DOWN
506};
507
508#endif
509