1 /*------------------------------------------------------------------------
2 . smc911x.h - macros for SMSC's LAN911{5,6,7,8} single-chip Ethernet device.
4 . Copyright (C) 2005 Sensoria Corp.
5 . Derived from the unified SMC91x driver by Nicolas Pitre
7 . This program is free software; you can redistribute it and/or modify
8 . it under the terms of the GNU General Public License as published by
9 . the Free Software Foundation; either version 2 of the License, or
10 . (at your option) any later version.
12 . This program is distributed in the hope that it will be useful,
13 . but WITHOUT ANY WARRANTY; without even the implied warranty of
14 . MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 . GNU General Public License for more details.
17 . You should have received a copy of the GNU General Public License
18 . along with this program; if not, write to the Free Software
19 . Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 . Information contained in this file was obtained from the LAN9118
22 . manual from SMC. To get a copy, if you really want one, you can find
23 . information under www.smsc.com.
26 . Dustin McIntire <dustin@sensoria.com>
28 ---------------------------------------------------------------------------*/
32 #include <linux/smc911x.h>
34 * Use the DMA feature on PXA chips
36 #ifdef CONFIG_ARCH_PXA
37 #define SMC_USE_PXA_DMA 1
38 #define SMC_USE_16BIT 0
39 #define SMC_USE_32BIT 1
40 #define SMC_IRQ_SENSE IRQF_TRIGGER_FALLING
41 #elif defined(CONFIG_SH_MAGIC_PANEL_R2)
42 #define SMC_USE_16BIT 0
43 #define SMC_USE_32BIT 1
44 #define SMC_IRQ_SENSE IRQF_TRIGGER_LOW
47 * Default configuration
50 #define SMC_DYNAMIC_BUS_CONFIG
53 #ifdef SMC_USE_PXA_DMA
57 /* store this information for the driver.. */
58 struct smc911x_local
{
60 * If I have to wait until the DMA is finished and ready to reload a
61 * packet, I will store the skbuff here. Then, the DMA will send it
64 struct sk_buff
*pending_tx_skb
;
66 /* version/revision of the SMC911x chip */
76 /* Contains the current active receive/phy mode */
82 struct mii_if_info mii
;
85 struct work_struct phy_configure
;
90 struct net_device
*netdev
;
93 /* DMA needs the physical address of the chip */
99 struct sk_buff
*current_rx_skb
;
100 struct sk_buff
*current_tx_skb
;
104 #ifdef SMC_DYNAMIC_BUS_CONFIG
105 struct smc911x_platdata cfg
;
110 * Define the bus width specific IO macros
113 #ifdef SMC_DYNAMIC_BUS_CONFIG
114 static inline unsigned int SMC_inl(struct smc911x_local
*lp
, int reg
)
116 void __iomem
*ioaddr
= lp
->base
+ reg
;
118 if (lp
->cfg
.flags
& SMC911X_USE_32BIT
)
119 return readl(ioaddr
);
121 if (lp
->cfg
.flags
& SMC911X_USE_16BIT
)
122 return readw(ioaddr
) | (readw(ioaddr
+ 2) << 16);
127 static inline void SMC_outl(unsigned int value
, struct smc911x_local
*lp
,
130 void __iomem
*ioaddr
= lp
->base
+ reg
;
132 if (lp
->cfg
.flags
& SMC911X_USE_32BIT
) {
133 writel(value
, ioaddr
);
137 if (lp
->cfg
.flags
& SMC911X_USE_16BIT
) {
138 writew(value
& 0xffff, ioaddr
);
139 writew(value
>> 16, ioaddr
+ 2);
146 static inline void SMC_insl(struct smc911x_local
*lp
, int reg
,
147 void *addr
, unsigned int count
)
149 void __iomem
*ioaddr
= lp
->base
+ reg
;
151 if (lp
->cfg
.flags
& SMC911X_USE_32BIT
) {
152 readsl(ioaddr
, addr
, count
);
156 if (lp
->cfg
.flags
& SMC911X_USE_16BIT
) {
157 readsw(ioaddr
, addr
, count
* 2);
164 static inline void SMC_outsl(struct smc911x_local
*lp
, int reg
,
165 void *addr
, unsigned int count
)
167 void __iomem
*ioaddr
= lp
->base
+ reg
;
169 if (lp
->cfg
.flags
& SMC911X_USE_32BIT
) {
170 writesl(ioaddr
, addr
, count
);
174 if (lp
->cfg
.flags
& SMC911X_USE_16BIT
) {
175 writesw(ioaddr
, addr
, count
* 2);
183 #define SMC_inl(lp, r) ((readw((lp)->base + (r)) & 0xFFFF) + (readw((lp)->base + (r) + 2) << 16))
184 #define SMC_outl(v, lp, r) \
186 writew(v & 0xFFFF, (lp)->base + (r)); \
187 writew(v >> 16, (lp)->base + (r) + 2); \
189 #define SMC_insl(lp, r, p, l) readsw((short*)((lp)->base + (r)), p, l*2)
190 #define SMC_outsl(lp, r, p, l) writesw((short*)((lp)->base + (r)), p, l*2)
193 #define SMC_inl(lp, r) readl((lp)->base + (r))
194 #define SMC_outl(v, lp, r) writel(v, (lp)->base + (r))
195 #define SMC_insl(lp, r, p, l) readsl((int*)((lp)->base + (r)), p, l)
196 #define SMC_outsl(lp, r, p, l) writesl((int*)((lp)->base + (r)), p, l)
198 #endif /* SMC_USE_16BIT */
199 #endif /* SMC_DYNAMIC_BUS_CONFIG */
202 #ifdef SMC_USE_PXA_DMA
204 * Define the request and free functions
205 * These are unfortunately architecture specific as no generic allocation
208 #define SMC_DMA_REQUEST(dev, handler) \
209 pxa_request_dma(dev->name, DMA_PRIO_LOW, handler, dev)
211 #define SMC_DMA_FREE(dev, dma) \
214 #define SMC_DMA_ACK_IRQ(dev, dma) \
216 if (DCSR(dma) & DCSR_BUSERR) { \
217 printk("%s: DMA %d bus error!\n", dev->name, dma); \
219 DCSR(dma) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; \
223 * Use a DMA for RX and TX packets.
225 #include <linux/dma-mapping.h>
227 #include <mach/pxa-regs.h>
229 static dma_addr_t rx_dmabuf
, tx_dmabuf
;
230 static int rx_dmalen
, tx_dmalen
;
234 #define SMC_insl(lp, r, p, l) \
235 smc_pxa_dma_insl(lp, lp->physaddr, r, lp->rxdma, p, l)
238 smc_pxa_dma_insl(struct smc911x_local
*lp
, u_long physaddr
,
239 int reg
, int dma
, u_char
*buf
, int len
)
241 /* 64 bit alignment is required for memory to memory DMA */
243 *((u32
*)buf
) = SMC_inl(lp
, reg
);
249 rx_dmabuf
= dma_map_single(lp
->dev
, buf
, len
, DMA_FROM_DEVICE
);
251 DCSR(dma
) = DCSR_NODESC
;
252 DTADR(dma
) = rx_dmabuf
;
253 DSADR(dma
) = physaddr
+ reg
;
254 DCMD(dma
) = (DCMD_INCTRGADDR
| DCMD_BURST32
|
255 DCMD_WIDTH4
| DCMD_ENDIRQEN
| (DCMD_LENGTH
& rx_dmalen
));
256 DCSR(dma
) = DCSR_NODESC
| DCSR_RUN
;
262 #define SMC_outsl(lp, r, p, l) \
263 smc_pxa_dma_outsl(lp, lp->physaddr, r, lp->txdma, p, l)
266 smc_pxa_dma_outsl(struct smc911x_local
*lp
, u_long physaddr
,
267 int reg
, int dma
, u_char
*buf
, int len
)
269 /* 64 bit alignment is required for memory to memory DMA */
271 SMC_outl(*((u32
*)buf
), lp
, reg
);
277 tx_dmabuf
= dma_map_single(lp
->dev
, buf
, len
, DMA_TO_DEVICE
);
279 DCSR(dma
) = DCSR_NODESC
;
280 DSADR(dma
) = tx_dmabuf
;
281 DTADR(dma
) = physaddr
+ reg
;
282 DCMD(dma
) = (DCMD_INCSRCADDR
| DCMD_BURST32
|
283 DCMD_WIDTH4
| DCMD_ENDIRQEN
| (DCMD_LENGTH
& tx_dmalen
));
284 DCSR(dma
) = DCSR_NODESC
| DCSR_RUN
;
287 #endif /* SMC_USE_PXA_DMA */
290 /* Chip Parameters and Register Definitions */
292 #define SMC911X_TX_FIFO_LOW_THRESHOLD (1536*2)
294 #define SMC911X_IO_EXTENT 0x100
296 #define SMC911X_EEPROM_LEN 7
298 /* Below are the register offsets and bit definitions
299 * of the Lan911x memory space
301 #define RX_DATA_FIFO (0x00)
303 #define TX_DATA_FIFO (0x20)
304 #define TX_CMD_A_INT_ON_COMP_ (0x80000000)
305 #define TX_CMD_A_INT_BUF_END_ALGN_ (0x03000000)
306 #define TX_CMD_A_INT_4_BYTE_ALGN_ (0x00000000)
307 #define TX_CMD_A_INT_16_BYTE_ALGN_ (0x01000000)
308 #define TX_CMD_A_INT_32_BYTE_ALGN_ (0x02000000)
309 #define TX_CMD_A_INT_DATA_OFFSET_ (0x001F0000)
310 #define TX_CMD_A_INT_FIRST_SEG_ (0x00002000)
311 #define TX_CMD_A_INT_LAST_SEG_ (0x00001000)
312 #define TX_CMD_A_BUF_SIZE_ (0x000007FF)
313 #define TX_CMD_B_PKT_TAG_ (0xFFFF0000)
314 #define TX_CMD_B_ADD_CRC_DISABLE_ (0x00002000)
315 #define TX_CMD_B_DISABLE_PADDING_ (0x00001000)
316 #define TX_CMD_B_PKT_BYTE_LENGTH_ (0x000007FF)
318 #define RX_STATUS_FIFO (0x40)
319 #define RX_STS_PKT_LEN_ (0x3FFF0000)
320 #define RX_STS_ES_ (0x00008000)
321 #define RX_STS_BCST_ (0x00002000)
322 #define RX_STS_LEN_ERR_ (0x00001000)
323 #define RX_STS_RUNT_ERR_ (0x00000800)
324 #define RX_STS_MCAST_ (0x00000400)
325 #define RX_STS_TOO_LONG_ (0x00000080)
326 #define RX_STS_COLL_ (0x00000040)
327 #define RX_STS_ETH_TYPE_ (0x00000020)
328 #define RX_STS_WDOG_TMT_ (0x00000010)
329 #define RX_STS_MII_ERR_ (0x00000008)
330 #define RX_STS_DRIBBLING_ (0x00000004)
331 #define RX_STS_CRC_ERR_ (0x00000002)
332 #define RX_STATUS_FIFO_PEEK (0x44)
333 #define TX_STATUS_FIFO (0x48)
334 #define TX_STS_TAG_ (0xFFFF0000)
335 #define TX_STS_ES_ (0x00008000)
336 #define TX_STS_LOC_ (0x00000800)
337 #define TX_STS_NO_CARR_ (0x00000400)
338 #define TX_STS_LATE_COLL_ (0x00000200)
339 #define TX_STS_MANY_COLL_ (0x00000100)
340 #define TX_STS_COLL_CNT_ (0x00000078)
341 #define TX_STS_MANY_DEFER_ (0x00000004)
342 #define TX_STS_UNDERRUN_ (0x00000002)
343 #define TX_STS_DEFERRED_ (0x00000001)
344 #define TX_STATUS_FIFO_PEEK (0x4C)
345 #define ID_REV (0x50)
346 #define ID_REV_CHIP_ID_ (0xFFFF0000) /* RO */
347 #define ID_REV_REV_ID_ (0x0000FFFF) /* RO */
349 #define INT_CFG (0x54)
350 #define INT_CFG_INT_DEAS_ (0xFF000000) /* R/W */
351 #define INT_CFG_INT_DEAS_CLR_ (0x00004000)
352 #define INT_CFG_INT_DEAS_STS_ (0x00002000)
353 #define INT_CFG_IRQ_INT_ (0x00001000) /* RO */
354 #define INT_CFG_IRQ_EN_ (0x00000100) /* R/W */
355 #define INT_CFG_IRQ_POL_ (0x00000010) /* R/W Not Affected by SW Reset */
356 #define INT_CFG_IRQ_TYPE_ (0x00000001) /* R/W Not Affected by SW Reset */
358 #define INT_STS (0x58)
359 #define INT_STS_SW_INT_ (0x80000000) /* R/WC */
360 #define INT_STS_TXSTOP_INT_ (0x02000000) /* R/WC */
361 #define INT_STS_RXSTOP_INT_ (0x01000000) /* R/WC */
362 #define INT_STS_RXDFH_INT_ (0x00800000) /* R/WC */
363 #define INT_STS_RXDF_INT_ (0x00400000) /* R/WC */
364 #define INT_STS_TX_IOC_ (0x00200000) /* R/WC */
365 #define INT_STS_RXD_INT_ (0x00100000) /* R/WC */
366 #define INT_STS_GPT_INT_ (0x00080000) /* R/WC */
367 #define INT_STS_PHY_INT_ (0x00040000) /* RO */
368 #define INT_STS_PME_INT_ (0x00020000) /* R/WC */
369 #define INT_STS_TXSO_ (0x00010000) /* R/WC */
370 #define INT_STS_RWT_ (0x00008000) /* R/WC */
371 #define INT_STS_RXE_ (0x00004000) /* R/WC */
372 #define INT_STS_TXE_ (0x00002000) /* R/WC */
373 //#define INT_STS_ERX_ (0x00001000) /* R/WC */
374 #define INT_STS_TDFU_ (0x00000800) /* R/WC */
375 #define INT_STS_TDFO_ (0x00000400) /* R/WC */
376 #define INT_STS_TDFA_ (0x00000200) /* R/WC */
377 #define INT_STS_TSFF_ (0x00000100) /* R/WC */
378 #define INT_STS_TSFL_ (0x00000080) /* R/WC */
379 //#define INT_STS_RXDF_ (0x00000040) /* R/WC */
380 #define INT_STS_RDFO_ (0x00000040) /* R/WC */
381 #define INT_STS_RDFL_ (0x00000020) /* R/WC */
382 #define INT_STS_RSFF_ (0x00000010) /* R/WC */
383 #define INT_STS_RSFL_ (0x00000008) /* R/WC */
384 #define INT_STS_GPIO2_INT_ (0x00000004) /* R/WC */
385 #define INT_STS_GPIO1_INT_ (0x00000002) /* R/WC */
386 #define INT_STS_GPIO0_INT_ (0x00000001) /* R/WC */
388 #define INT_EN (0x5C)
389 #define INT_EN_SW_INT_EN_ (0x80000000) /* R/W */
390 #define INT_EN_TXSTOP_INT_EN_ (0x02000000) /* R/W */
391 #define INT_EN_RXSTOP_INT_EN_ (0x01000000) /* R/W */
392 #define INT_EN_RXDFH_INT_EN_ (0x00800000) /* R/W */
393 //#define INT_EN_RXDF_INT_EN_ (0x00400000) /* R/W */
394 #define INT_EN_TIOC_INT_EN_ (0x00200000) /* R/W */
395 #define INT_EN_RXD_INT_EN_ (0x00100000) /* R/W */
396 #define INT_EN_GPT_INT_EN_ (0x00080000) /* R/W */
397 #define INT_EN_PHY_INT_EN_ (0x00040000) /* R/W */
398 #define INT_EN_PME_INT_EN_ (0x00020000) /* R/W */
399 #define INT_EN_TXSO_EN_ (0x00010000) /* R/W */
400 #define INT_EN_RWT_EN_ (0x00008000) /* R/W */
401 #define INT_EN_RXE_EN_ (0x00004000) /* R/W */
402 #define INT_EN_TXE_EN_ (0x00002000) /* R/W */
403 //#define INT_EN_ERX_EN_ (0x00001000) /* R/W */
404 #define INT_EN_TDFU_EN_ (0x00000800) /* R/W */
405 #define INT_EN_TDFO_EN_ (0x00000400) /* R/W */
406 #define INT_EN_TDFA_EN_ (0x00000200) /* R/W */
407 #define INT_EN_TSFF_EN_ (0x00000100) /* R/W */
408 #define INT_EN_TSFL_EN_ (0x00000080) /* R/W */
409 //#define INT_EN_RXDF_EN_ (0x00000040) /* R/W */
410 #define INT_EN_RDFO_EN_ (0x00000040) /* R/W */
411 #define INT_EN_RDFL_EN_ (0x00000020) /* R/W */
412 #define INT_EN_RSFF_EN_ (0x00000010) /* R/W */
413 #define INT_EN_RSFL_EN_ (0x00000008) /* R/W */
414 #define INT_EN_GPIO2_INT_ (0x00000004) /* R/W */
415 #define INT_EN_GPIO1_INT_ (0x00000002) /* R/W */
416 #define INT_EN_GPIO0_INT_ (0x00000001) /* R/W */
418 #define BYTE_TEST (0x64)
419 #define FIFO_INT (0x68)
420 #define FIFO_INT_TX_AVAIL_LEVEL_ (0xFF000000) /* R/W */
421 #define FIFO_INT_TX_STS_LEVEL_ (0x00FF0000) /* R/W */
422 #define FIFO_INT_RX_AVAIL_LEVEL_ (0x0000FF00) /* R/W */
423 #define FIFO_INT_RX_STS_LEVEL_ (0x000000FF) /* R/W */
425 #define RX_CFG (0x6C)
426 #define RX_CFG_RX_END_ALGN_ (0xC0000000) /* R/W */
427 #define RX_CFG_RX_END_ALGN4_ (0x00000000) /* R/W */
428 #define RX_CFG_RX_END_ALGN16_ (0x40000000) /* R/W */
429 #define RX_CFG_RX_END_ALGN32_ (0x80000000) /* R/W */
430 #define RX_CFG_RX_DMA_CNT_ (0x0FFF0000) /* R/W */
431 #define RX_CFG_RX_DUMP_ (0x00008000) /* R/W */
432 #define RX_CFG_RXDOFF_ (0x00001F00) /* R/W */
433 //#define RX_CFG_RXBAD_ (0x00000001) /* R/W */
435 #define TX_CFG (0x70)
436 //#define TX_CFG_TX_DMA_LVL_ (0xE0000000) /* R/W */
437 //#define TX_CFG_TX_DMA_CNT_ (0x0FFF0000) /* R/W Self Clearing */
438 #define TX_CFG_TXS_DUMP_ (0x00008000) /* Self Clearing */
439 #define TX_CFG_TXD_DUMP_ (0x00004000) /* Self Clearing */
440 #define TX_CFG_TXSAO_ (0x00000004) /* R/W */
441 #define TX_CFG_TX_ON_ (0x00000002) /* R/W */
442 #define TX_CFG_STOP_TX_ (0x00000001) /* Self Clearing */
444 #define HW_CFG (0x74)
445 #define HW_CFG_TTM_ (0x00200000) /* R/W */
446 #define HW_CFG_SF_ (0x00100000) /* R/W */
447 #define HW_CFG_TX_FIF_SZ_ (0x000F0000) /* R/W */
448 #define HW_CFG_TR_ (0x00003000) /* R/W */
449 #define HW_CFG_PHY_CLK_SEL_ (0x00000060) /* R/W */
450 #define HW_CFG_PHY_CLK_SEL_INT_PHY_ (0x00000000) /* R/W */
451 #define HW_CFG_PHY_CLK_SEL_EXT_PHY_ (0x00000020) /* R/W */
452 #define HW_CFG_PHY_CLK_SEL_CLK_DIS_ (0x00000040) /* R/W */
453 #define HW_CFG_SMI_SEL_ (0x00000010) /* R/W */
454 #define HW_CFG_EXT_PHY_DET_ (0x00000008) /* RO */
455 #define HW_CFG_EXT_PHY_EN_ (0x00000004) /* R/W */
456 #define HW_CFG_32_16_BIT_MODE_ (0x00000004) /* RO */
457 #define HW_CFG_SRST_TO_ (0x00000002) /* RO */
458 #define HW_CFG_SRST_ (0x00000001) /* Self Clearing */
460 #define RX_DP_CTRL (0x78)
461 #define RX_DP_CTRL_RX_FFWD_ (0x80000000) /* R/W */
462 #define RX_DP_CTRL_FFWD_BUSY_ (0x80000000) /* RO */
464 #define RX_FIFO_INF (0x7C)
465 #define RX_FIFO_INF_RXSUSED_ (0x00FF0000) /* RO */
466 #define RX_FIFO_INF_RXDUSED_ (0x0000FFFF) /* RO */
468 #define TX_FIFO_INF (0x80)
469 #define TX_FIFO_INF_TSUSED_ (0x00FF0000) /* RO */
470 #define TX_FIFO_INF_TDFREE_ (0x0000FFFF) /* RO */
472 #define PMT_CTRL (0x84)
473 #define PMT_CTRL_PM_MODE_ (0x00003000) /* Self Clearing */
474 #define PMT_CTRL_PHY_RST_ (0x00000400) /* Self Clearing */
475 #define PMT_CTRL_WOL_EN_ (0x00000200) /* R/W */
476 #define PMT_CTRL_ED_EN_ (0x00000100) /* R/W */
477 #define PMT_CTRL_PME_TYPE_ (0x00000040) /* R/W Not Affected by SW Reset */
478 #define PMT_CTRL_WUPS_ (0x00000030) /* R/WC */
479 #define PMT_CTRL_WUPS_NOWAKE_ (0x00000000) /* R/WC */
480 #define PMT_CTRL_WUPS_ED_ (0x00000010) /* R/WC */
481 #define PMT_CTRL_WUPS_WOL_ (0x00000020) /* R/WC */
482 #define PMT_CTRL_WUPS_MULTI_ (0x00000030) /* R/WC */
483 #define PMT_CTRL_PME_IND_ (0x00000008) /* R/W */
484 #define PMT_CTRL_PME_POL_ (0x00000004) /* R/W */
485 #define PMT_CTRL_PME_EN_ (0x00000002) /* R/W Not Affected by SW Reset */
486 #define PMT_CTRL_READY_ (0x00000001) /* RO */
488 #define GPIO_CFG (0x88)
489 #define GPIO_CFG_LED3_EN_ (0x40000000) /* R/W */
490 #define GPIO_CFG_LED2_EN_ (0x20000000) /* R/W */
491 #define GPIO_CFG_LED1_EN_ (0x10000000) /* R/W */
492 #define GPIO_CFG_GPIO2_INT_POL_ (0x04000000) /* R/W */
493 #define GPIO_CFG_GPIO1_INT_POL_ (0x02000000) /* R/W */
494 #define GPIO_CFG_GPIO0_INT_POL_ (0x01000000) /* R/W */
495 #define GPIO_CFG_EEPR_EN_ (0x00700000) /* R/W */
496 #define GPIO_CFG_GPIOBUF2_ (0x00040000) /* R/W */
497 #define GPIO_CFG_GPIOBUF1_ (0x00020000) /* R/W */
498 #define GPIO_CFG_GPIOBUF0_ (0x00010000) /* R/W */
499 #define GPIO_CFG_GPIODIR2_ (0x00000400) /* R/W */
500 #define GPIO_CFG_GPIODIR1_ (0x00000200) /* R/W */
501 #define GPIO_CFG_GPIODIR0_ (0x00000100) /* R/W */
502 #define GPIO_CFG_GPIOD4_ (0x00000010) /* R/W */
503 #define GPIO_CFG_GPIOD3_ (0x00000008) /* R/W */
504 #define GPIO_CFG_GPIOD2_ (0x00000004) /* R/W */
505 #define GPIO_CFG_GPIOD1_ (0x00000002) /* R/W */
506 #define GPIO_CFG_GPIOD0_ (0x00000001) /* R/W */
508 #define GPT_CFG (0x8C)
509 #define GPT_CFG_TIMER_EN_ (0x20000000) /* R/W */
510 #define GPT_CFG_GPT_LOAD_ (0x0000FFFF) /* R/W */
512 #define GPT_CNT (0x90)
513 #define GPT_CNT_GPT_CNT_ (0x0000FFFF) /* RO */
515 #define ENDIAN (0x98)
516 #define FREE_RUN (0x9C)
517 #define RX_DROP (0xA0)
518 #define MAC_CSR_CMD (0xA4)
519 #define MAC_CSR_CMD_CSR_BUSY_ (0x80000000) /* Self Clearing */
520 #define MAC_CSR_CMD_R_NOT_W_ (0x40000000) /* R/W */
521 #define MAC_CSR_CMD_CSR_ADDR_ (0x000000FF) /* R/W */
523 #define MAC_CSR_DATA (0xA8)
524 #define AFC_CFG (0xAC)
525 #define AFC_CFG_AFC_HI_ (0x00FF0000) /* R/W */
526 #define AFC_CFG_AFC_LO_ (0x0000FF00) /* R/W */
527 #define AFC_CFG_BACK_DUR_ (0x000000F0) /* R/W */
528 #define AFC_CFG_FCMULT_ (0x00000008) /* R/W */
529 #define AFC_CFG_FCBRD_ (0x00000004) /* R/W */
530 #define AFC_CFG_FCADD_ (0x00000002) /* R/W */
531 #define AFC_CFG_FCANY_ (0x00000001) /* R/W */
533 #define E2P_CMD (0xB0)
534 #define E2P_CMD_EPC_BUSY_ (0x80000000) /* Self Clearing */
535 #define E2P_CMD_EPC_CMD_ (0x70000000) /* R/W */
536 #define E2P_CMD_EPC_CMD_READ_ (0x00000000) /* R/W */
537 #define E2P_CMD_EPC_CMD_EWDS_ (0x10000000) /* R/W */
538 #define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) /* R/W */
539 #define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) /* R/W */
540 #define E2P_CMD_EPC_CMD_WRAL_ (0x40000000) /* R/W */
541 #define E2P_CMD_EPC_CMD_ERASE_ (0x50000000) /* R/W */
542 #define E2P_CMD_EPC_CMD_ERAL_ (0x60000000) /* R/W */
543 #define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000) /* R/W */
544 #define E2P_CMD_EPC_TIMEOUT_ (0x00000200) /* RO */
545 #define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100) /* RO */
546 #define E2P_CMD_EPC_ADDR_ (0x000000FF) /* R/W */
548 #define E2P_DATA (0xB4)
549 #define E2P_DATA_EEPROM_DATA_ (0x000000FF) /* R/W */
550 /* end of LAN register offsets and bit definitions */
553 ****************************************************************************
554 ****************************************************************************
555 * MAC Control and Status Register (Indirect Address)
556 * Offset (through the MAC_CSR CMD and DATA port)
557 ****************************************************************************
558 ****************************************************************************
561 #define MAC_CR (0x01) /* R/W */
563 /* MAC_CR - MAC Control Register */
564 #define MAC_CR_RXALL_ (0x80000000)
565 // TODO: delete this bit? It is not described in the data sheet.
566 #define MAC_CR_HBDIS_ (0x10000000)
567 #define MAC_CR_RCVOWN_ (0x00800000)
568 #define MAC_CR_LOOPBK_ (0x00200000)
569 #define MAC_CR_FDPX_ (0x00100000)
570 #define MAC_CR_MCPAS_ (0x00080000)
571 #define MAC_CR_PRMS_ (0x00040000)
572 #define MAC_CR_INVFILT_ (0x00020000)
573 #define MAC_CR_PASSBAD_ (0x00010000)
574 #define MAC_CR_HFILT_ (0x00008000)
575 #define MAC_CR_HPFILT_ (0x00002000)
576 #define MAC_CR_LCOLL_ (0x00001000)
577 #define MAC_CR_BCAST_ (0x00000800)
578 #define MAC_CR_DISRTY_ (0x00000400)
579 #define MAC_CR_PADSTR_ (0x00000100)
580 #define MAC_CR_BOLMT_MASK_ (0x000000C0)
581 #define MAC_CR_DFCHK_ (0x00000020)
582 #define MAC_CR_TXEN_ (0x00000008)
583 #define MAC_CR_RXEN_ (0x00000004)
585 #define ADDRH (0x02) /* R/W mask 0x0000FFFFUL */
586 #define ADDRL (0x03) /* R/W mask 0xFFFFFFFFUL */
587 #define HASHH (0x04) /* R/W */
588 #define HASHL (0x05) /* R/W */
590 #define MII_ACC (0x06) /* R/W */
591 #define MII_ACC_PHY_ADDR_ (0x0000F800)
592 #define MII_ACC_MIIRINDA_ (0x000007C0)
593 #define MII_ACC_MII_WRITE_ (0x00000002)
594 #define MII_ACC_MII_BUSY_ (0x00000001)
596 #define MII_DATA (0x07) /* R/W mask 0x0000FFFFUL */
598 #define FLOW (0x08) /* R/W */
599 #define FLOW_FCPT_ (0xFFFF0000)
600 #define FLOW_FCPASS_ (0x00000004)
601 #define FLOW_FCEN_ (0x00000002)
602 #define FLOW_FCBSY_ (0x00000001)
604 #define VLAN1 (0x09) /* R/W mask 0x0000FFFFUL */
605 #define VLAN1_VTI1_ (0x0000ffff)
607 #define VLAN2 (0x0A) /* R/W mask 0x0000FFFFUL */
608 #define VLAN2_VTI2_ (0x0000ffff)
610 #define WUFF (0x0B) /* WO */
612 #define WUCSR (0x0C) /* R/W */
613 #define WUCSR_GUE_ (0x00000200)
614 #define WUCSR_WUFR_ (0x00000040)
615 #define WUCSR_MPR_ (0x00000020)
616 #define WUCSR_WAKE_EN_ (0x00000004)
617 #define WUCSR_MPEN_ (0x00000002)
620 ****************************************************************************
621 * Chip Specific MII Defines
622 ****************************************************************************
624 * Phy register offsets and bit definitions
628 #define PHY_MODE_CTRL_STS ((u32)17) /* Mode Control/Status Register */
629 //#define MODE_CTRL_STS_FASTRIP_ ((u16)0x4000)
630 #define MODE_CTRL_STS_EDPWRDOWN_ ((u16)0x2000)
631 //#define MODE_CTRL_STS_LOWSQEN_ ((u16)0x0800)
632 //#define MODE_CTRL_STS_MDPREBP_ ((u16)0x0400)
633 //#define MODE_CTRL_STS_FARLOOPBACK_ ((u16)0x0200)
634 //#define MODE_CTRL_STS_FASTEST_ ((u16)0x0100)
635 //#define MODE_CTRL_STS_REFCLKEN_ ((u16)0x0010)
636 //#define MODE_CTRL_STS_PHYADBP_ ((u16)0x0008)
637 //#define MODE_CTRL_STS_FORCE_G_LINK_ ((u16)0x0004)
638 #define MODE_CTRL_STS_ENERGYON_ ((u16)0x0002)
640 #define PHY_INT_SRC ((u32)29)
641 #define PHY_INT_SRC_ENERGY_ON_ ((u16)0x0080)
642 #define PHY_INT_SRC_ANEG_COMP_ ((u16)0x0040)
643 #define PHY_INT_SRC_REMOTE_FAULT_ ((u16)0x0020)
644 #define PHY_INT_SRC_LINK_DOWN_ ((u16)0x0010)
645 #define PHY_INT_SRC_ANEG_LP_ACK_ ((u16)0x0008)
646 #define PHY_INT_SRC_PAR_DET_FAULT_ ((u16)0x0004)
647 #define PHY_INT_SRC_ANEG_PGRX_ ((u16)0x0002)
649 #define PHY_INT_MASK ((u32)30)
650 #define PHY_INT_MASK_ENERGY_ON_ ((u16)0x0080)
651 #define PHY_INT_MASK_ANEG_COMP_ ((u16)0x0040)
652 #define PHY_INT_MASK_REMOTE_FAULT_ ((u16)0x0020)
653 #define PHY_INT_MASK_LINK_DOWN_ ((u16)0x0010)
654 #define PHY_INT_MASK_ANEG_LP_ACK_ ((u16)0x0008)
655 #define PHY_INT_MASK_PAR_DET_FAULT_ ((u16)0x0004)
656 #define PHY_INT_MASK_ANEG_PGRX_ ((u16)0x0002)
658 #define PHY_SPECIAL ((u32)31)
659 #define PHY_SPECIAL_ANEG_DONE_ ((u16)0x1000)
660 #define PHY_SPECIAL_RES_ ((u16)0x0040)
661 #define PHY_SPECIAL_RES_MASK_ ((u16)0x0FE1)
662 #define PHY_SPECIAL_SPD_ ((u16)0x001C)
663 #define PHY_SPECIAL_SPD_10HALF_ ((u16)0x0004)
664 #define PHY_SPECIAL_SPD_10FULL_ ((u16)0x0014)
665 #define PHY_SPECIAL_SPD_100HALF_ ((u16)0x0008)
666 #define PHY_SPECIAL_SPD_100FULL_ ((u16)0x0018)
668 #define LAN911X_INTERNAL_PHY_ID (0x0007C000)
671 #define CHIP_9115 0x0115
672 #define CHIP_9116 0x0116
673 #define CHIP_9117 0x0117
674 #define CHIP_9118 0x0118
675 #define CHIP_9215 0x115A
676 #define CHIP_9217 0x117A
677 #define CHIP_9218 0x118A
684 static const struct chip_id chip_ids
[] = {
685 { CHIP_9115
, "LAN9115" },
686 { CHIP_9116
, "LAN9116" },
687 { CHIP_9117
, "LAN9117" },
688 { CHIP_9118
, "LAN9118" },
689 { CHIP_9215
, "LAN9215" },
690 { CHIP_9217
, "LAN9217" },
691 { CHIP_9218
, "LAN9218" },
695 #define IS_REV_A(x) ((x & 0xFFFF)==0)
698 * Macros to abstract register access according to the data bus
699 * capabilities. Please use those and not the in/out primitives.
701 /* FIFO read/write macros */
702 #define SMC_PUSH_DATA(lp, p, l) SMC_outsl( lp, TX_DATA_FIFO, p, (l) >> 2 )
703 #define SMC_PULL_DATA(lp, p, l) SMC_insl ( lp, RX_DATA_FIFO, p, (l) >> 2 )
704 #define SMC_SET_TX_FIFO(lp, x) SMC_outl( x, lp, TX_DATA_FIFO )
705 #define SMC_GET_RX_FIFO(lp) SMC_inl( lp, RX_DATA_FIFO )
708 /* I/O mapped register read/write macros */
709 #define SMC_GET_TX_STS_FIFO(lp) SMC_inl( lp, TX_STATUS_FIFO )
710 #define SMC_GET_RX_STS_FIFO(lp) SMC_inl( lp, RX_STATUS_FIFO )
711 #define SMC_GET_RX_STS_FIFO_PEEK(lp) SMC_inl( lp, RX_STATUS_FIFO_PEEK )
712 #define SMC_GET_PN(lp) (SMC_inl( lp, ID_REV ) >> 16)
713 #define SMC_GET_REV(lp) (SMC_inl( lp, ID_REV ) & 0xFFFF)
714 #define SMC_GET_IRQ_CFG(lp) SMC_inl( lp, INT_CFG )
715 #define SMC_SET_IRQ_CFG(lp, x) SMC_outl( x, lp, INT_CFG )
716 #define SMC_GET_INT(lp) SMC_inl( lp, INT_STS )
717 #define SMC_ACK_INT(lp, x) SMC_outl( x, lp, INT_STS )
718 #define SMC_GET_INT_EN(lp) SMC_inl( lp, INT_EN )
719 #define SMC_SET_INT_EN(lp, x) SMC_outl( x, lp, INT_EN )
720 #define SMC_GET_BYTE_TEST(lp) SMC_inl( lp, BYTE_TEST )
721 #define SMC_SET_BYTE_TEST(lp, x) SMC_outl( x, lp, BYTE_TEST )
722 #define SMC_GET_FIFO_INT(lp) SMC_inl( lp, FIFO_INT )
723 #define SMC_SET_FIFO_INT(lp, x) SMC_outl( x, lp, FIFO_INT )
724 #define SMC_SET_FIFO_TDA(lp, x) \
726 unsigned long __flags; \
728 local_irq_save(__flags); \
729 __mask = SMC_GET_FIFO_INT((lp)) & ~(0xFF<<24); \
730 SMC_SET_FIFO_INT( (lp), __mask | (x)<<24 ); \
731 local_irq_restore(__flags); \
733 #define SMC_SET_FIFO_TSL(lp, x) \
735 unsigned long __flags; \
737 local_irq_save(__flags); \
738 __mask = SMC_GET_FIFO_INT((lp)) & ~(0xFF<<16); \
739 SMC_SET_FIFO_INT( (lp), __mask | (((x) & 0xFF)<<16)); \
740 local_irq_restore(__flags); \
742 #define SMC_SET_FIFO_RSA(lp, x) \
744 unsigned long __flags; \
746 local_irq_save(__flags); \
747 __mask = SMC_GET_FIFO_INT((lp)) & ~(0xFF<<8); \
748 SMC_SET_FIFO_INT( (lp), __mask | (((x) & 0xFF)<<8)); \
749 local_irq_restore(__flags); \
751 #define SMC_SET_FIFO_RSL(lp, x) \
753 unsigned long __flags; \
755 local_irq_save(__flags); \
756 __mask = SMC_GET_FIFO_INT((lp)) & ~0xFF; \
757 SMC_SET_FIFO_INT( (lp),__mask | ((x) & 0xFF)); \
758 local_irq_restore(__flags); \
760 #define SMC_GET_RX_CFG(lp) SMC_inl( lp, RX_CFG )
761 #define SMC_SET_RX_CFG(lp, x) SMC_outl( x, lp, RX_CFG )
762 #define SMC_GET_TX_CFG(lp) SMC_inl( lp, TX_CFG )
763 #define SMC_SET_TX_CFG(lp, x) SMC_outl( x, lp, TX_CFG )
764 #define SMC_GET_HW_CFG(lp) SMC_inl( lp, HW_CFG )
765 #define SMC_SET_HW_CFG(lp, x) SMC_outl( x, lp, HW_CFG )
766 #define SMC_GET_RX_DP_CTRL(lp) SMC_inl( lp, RX_DP_CTRL )
767 #define SMC_SET_RX_DP_CTRL(lp, x) SMC_outl( x, lp, RX_DP_CTRL )
768 #define SMC_GET_PMT_CTRL(lp) SMC_inl( lp, PMT_CTRL )
769 #define SMC_SET_PMT_CTRL(lp, x) SMC_outl( x, lp, PMT_CTRL )
770 #define SMC_GET_GPIO_CFG(lp) SMC_inl( lp, GPIO_CFG )
771 #define SMC_SET_GPIO_CFG(lp, x) SMC_outl( x, lp, GPIO_CFG )
772 #define SMC_GET_RX_FIFO_INF(lp) SMC_inl( lp, RX_FIFO_INF )
773 #define SMC_SET_RX_FIFO_INF(lp, x) SMC_outl( x, lp, RX_FIFO_INF )
774 #define SMC_GET_TX_FIFO_INF(lp) SMC_inl( lp, TX_FIFO_INF )
775 #define SMC_SET_TX_FIFO_INF(lp, x) SMC_outl( x, lp, TX_FIFO_INF )
776 #define SMC_GET_GPT_CFG(lp) SMC_inl( lp, GPT_CFG )
777 #define SMC_SET_GPT_CFG(lp, x) SMC_outl( x, lp, GPT_CFG )
778 #define SMC_GET_RX_DROP(lp) SMC_inl( lp, RX_DROP )
779 #define SMC_SET_RX_DROP(lp, x) SMC_outl( x, lp, RX_DROP )
780 #define SMC_GET_MAC_CMD(lp) SMC_inl( lp, MAC_CSR_CMD )
781 #define SMC_SET_MAC_CMD(lp, x) SMC_outl( x, lp, MAC_CSR_CMD )
782 #define SMC_GET_MAC_DATA(lp) SMC_inl( lp, MAC_CSR_DATA )
783 #define SMC_SET_MAC_DATA(lp, x) SMC_outl( x, lp, MAC_CSR_DATA )
784 #define SMC_GET_AFC_CFG(lp) SMC_inl( lp, AFC_CFG )
785 #define SMC_SET_AFC_CFG(lp, x) SMC_outl( x, lp, AFC_CFG )
786 #define SMC_GET_E2P_CMD(lp) SMC_inl( lp, E2P_CMD )
787 #define SMC_SET_E2P_CMD(lp, x) SMC_outl( x, lp, E2P_CMD )
788 #define SMC_GET_E2P_DATA(lp) SMC_inl( lp, E2P_DATA )
789 #define SMC_SET_E2P_DATA(lp, x) SMC_outl( x, lp, E2P_DATA )
791 /* MAC register read/write macros */
792 #define SMC_GET_MAC_CSR(lp,a,v) \
794 while (SMC_GET_MAC_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
795 SMC_SET_MAC_CMD((lp),MAC_CSR_CMD_CSR_BUSY_ | \
796 MAC_CSR_CMD_R_NOT_W_ | (a) ); \
797 while (SMC_GET_MAC_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
798 v = SMC_GET_MAC_DATA((lp)); \
800 #define SMC_SET_MAC_CSR(lp,a,v) \
802 while (SMC_GET_MAC_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
803 SMC_SET_MAC_DATA((lp), v); \
804 SMC_SET_MAC_CMD((lp), MAC_CSR_CMD_CSR_BUSY_ | (a) ); \
805 while (SMC_GET_MAC_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
807 #define SMC_GET_MAC_CR(lp, x) SMC_GET_MAC_CSR( (lp), MAC_CR, x )
808 #define SMC_SET_MAC_CR(lp, x) SMC_SET_MAC_CSR( (lp), MAC_CR, x )
809 #define SMC_GET_ADDRH(lp, x) SMC_GET_MAC_CSR( (lp), ADDRH, x )
810 #define SMC_SET_ADDRH(lp, x) SMC_SET_MAC_CSR( (lp), ADDRH, x )
811 #define SMC_GET_ADDRL(lp, x) SMC_GET_MAC_CSR( (lp), ADDRL, x )
812 #define SMC_SET_ADDRL(lp, x) SMC_SET_MAC_CSR( (lp), ADDRL, x )
813 #define SMC_GET_HASHH(lp, x) SMC_GET_MAC_CSR( (lp), HASHH, x )
814 #define SMC_SET_HASHH(lp, x) SMC_SET_MAC_CSR( (lp), HASHH, x )
815 #define SMC_GET_HASHL(lp, x) SMC_GET_MAC_CSR( (lp), HASHL, x )
816 #define SMC_SET_HASHL(lp, x) SMC_SET_MAC_CSR( (lp), HASHL, x )
817 #define SMC_GET_MII_ACC(lp, x) SMC_GET_MAC_CSR( (lp), MII_ACC, x )
818 #define SMC_SET_MII_ACC(lp, x) SMC_SET_MAC_CSR( (lp), MII_ACC, x )
819 #define SMC_GET_MII_DATA(lp, x) SMC_GET_MAC_CSR( (lp), MII_DATA, x )
820 #define SMC_SET_MII_DATA(lp, x) SMC_SET_MAC_CSR( (lp), MII_DATA, x )
821 #define SMC_GET_FLOW(lp, x) SMC_GET_MAC_CSR( (lp), FLOW, x )
822 #define SMC_SET_FLOW(lp, x) SMC_SET_MAC_CSR( (lp), FLOW, x )
823 #define SMC_GET_VLAN1(lp, x) SMC_GET_MAC_CSR( (lp), VLAN1, x )
824 #define SMC_SET_VLAN1(lp, x) SMC_SET_MAC_CSR( (lp), VLAN1, x )
825 #define SMC_GET_VLAN2(lp, x) SMC_GET_MAC_CSR( (lp), VLAN2, x )
826 #define SMC_SET_VLAN2(lp, x) SMC_SET_MAC_CSR( (lp), VLAN2, x )
827 #define SMC_SET_WUFF(lp, x) SMC_SET_MAC_CSR( (lp), WUFF, x )
828 #define SMC_GET_WUCSR(lp, x) SMC_GET_MAC_CSR( (lp), WUCSR, x )
829 #define SMC_SET_WUCSR(lp, x) SMC_SET_MAC_CSR( (lp), WUCSR, x )
831 /* PHY register read/write macros */
832 #define SMC_GET_MII(lp,a,phy,v) \
836 SMC_GET_MII_ACC((lp), __v); \
837 } while ( __v & MII_ACC_MII_BUSY_ ); \
838 SMC_SET_MII_ACC( (lp), ((phy)<<11) | ((a)<<6) | \
839 MII_ACC_MII_BUSY_); \
841 SMC_GET_MII_ACC( (lp), __v); \
842 } while ( __v & MII_ACC_MII_BUSY_ ); \
843 SMC_GET_MII_DATA((lp), v); \
845 #define SMC_SET_MII(lp,a,phy,v) \
849 SMC_GET_MII_ACC((lp), __v); \
850 } while ( __v & MII_ACC_MII_BUSY_ ); \
851 SMC_SET_MII_DATA((lp), v); \
852 SMC_SET_MII_ACC( (lp), ((phy)<<11) | ((a)<<6) | \
853 MII_ACC_MII_BUSY_ | \
854 MII_ACC_MII_WRITE_ ); \
856 SMC_GET_MII_ACC((lp), __v); \
857 } while ( __v & MII_ACC_MII_BUSY_ ); \
859 #define SMC_GET_PHY_BMCR(lp,phy,x) SMC_GET_MII( (lp), MII_BMCR, phy, x )
860 #define SMC_SET_PHY_BMCR(lp,phy,x) SMC_SET_MII( (lp), MII_BMCR, phy, x )
861 #define SMC_GET_PHY_BMSR(lp,phy,x) SMC_GET_MII( (lp), MII_BMSR, phy, x )
862 #define SMC_GET_PHY_ID1(lp,phy,x) SMC_GET_MII( (lp), MII_PHYSID1, phy, x )
863 #define SMC_GET_PHY_ID2(lp,phy,x) SMC_GET_MII( (lp), MII_PHYSID2, phy, x )
864 #define SMC_GET_PHY_MII_ADV(lp,phy,x) SMC_GET_MII( (lp), MII_ADVERTISE, phy, x )
865 #define SMC_SET_PHY_MII_ADV(lp,phy,x) SMC_SET_MII( (lp), MII_ADVERTISE, phy, x )
866 #define SMC_GET_PHY_MII_LPA(lp,phy,x) SMC_GET_MII( (lp), MII_LPA, phy, x )
867 #define SMC_SET_PHY_MII_LPA(lp,phy,x) SMC_SET_MII( (lp), MII_LPA, phy, x )
868 #define SMC_GET_PHY_CTRL_STS(lp,phy,x) SMC_GET_MII( (lp), PHY_MODE_CTRL_STS, phy, x )
869 #define SMC_SET_PHY_CTRL_STS(lp,phy,x) SMC_SET_MII( (lp), PHY_MODE_CTRL_STS, phy, x )
870 #define SMC_GET_PHY_INT_SRC(lp,phy,x) SMC_GET_MII( (lp), PHY_INT_SRC, phy, x )
871 #define SMC_SET_PHY_INT_SRC(lp,phy,x) SMC_SET_MII( (lp), PHY_INT_SRC, phy, x )
872 #define SMC_GET_PHY_INT_MASK(lp,phy,x) SMC_GET_MII( (lp), PHY_INT_MASK, phy, x )
873 #define SMC_SET_PHY_INT_MASK(lp,phy,x) SMC_SET_MII( (lp), PHY_INT_MASK, phy, x )
874 #define SMC_GET_PHY_SPECIAL(lp,phy,x) SMC_GET_MII( (lp), PHY_SPECIAL, phy, x )
878 /* Misc read/write macros */
880 #ifndef SMC_GET_MAC_ADDR
881 #define SMC_GET_MAC_ADDR(lp, addr) \
885 SMC_GET_MAC_CSR((lp), ADDRL, __v); \
886 addr[0] = __v; addr[1] = __v >> 8; \
887 addr[2] = __v >> 16; addr[3] = __v >> 24; \
888 SMC_GET_MAC_CSR((lp), ADDRH, __v); \
889 addr[4] = __v; addr[5] = __v >> 8; \
893 #define SMC_SET_MAC_ADDR(lp, addr) \
895 SMC_SET_MAC_CSR((lp), ADDRL, \
900 SMC_SET_MAC_CSR((lp), ADDRH, addr[4]|(addr[5] << 8));\
904 #define SMC_WRITE_EEPROM_CMD(lp, cmd, addr) \
906 while (SMC_GET_E2P_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
907 SMC_SET_MAC_CMD((lp), MAC_CSR_CMD_R_NOT_W_ | a ); \
908 while (SMC_GET_MAC_CMD((lp)) & MAC_CSR_CMD_CSR_BUSY_); \
911 #endif /* _SMC911X_H_ */