Rev 7809 | Rev 9146 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
7809 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
3 | ;; Copyright (C) KolibriOS team 2018-2020. All rights reserved. ;; |
||
4 | ;; Distributed under terms of the GNU General Public License ;; |
||
5 | ;; ;; |
||
6 | ;; AR81XX driver for KolibriOS ;; |
||
7 | ;; ;; |
||
8 | ;; based on alx driver from TI-OpenLink ;; |
||
9 | ;; ;; |
||
7827 | hidnplayr | 10 | ;; Written by hidnplayr (hidnplayr@gmail.com) ;; |
7809 | hidnplayr | 11 | ;; ;; |
7827 | hidnplayr | 12 | ;; Thanks to: floppy121 for kindly providing me with the hardware ;; |
13 | ;; that made the development of this driver possible. ;; |
||
14 | ;; ;; |
||
7809 | hidnplayr | 15 | ;; GNU GENERAL PUBLIC LICENSE ;; |
16 | ;; Version 2, June 1991 ;; |
||
17 | ;; ;; |
||
18 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
19 | |||
20 | format PE DLL native |
||
21 | entry START |
||
22 | |||
23 | CURRENT_API = 0x0200 |
||
24 | COMPATIBLE_API = 0x0100 |
||
25 | API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
||
26 | |||
27 | MAX_DEVICES = 16 |
||
28 | |||
29 | __DEBUG__ = 1 |
||
30 | __DEBUG_LEVEL__ = 2 |
||
31 | |||
32 | TX_RING_SIZE = 128 ; RING sizes must be a power of 2 |
||
33 | RX_RING_SIZE = 128 |
||
34 | |||
35 | RX_BUFFER_SIZE = 1536 |
||
36 | |||
37 | SMB_TIMER = 400 |
||
38 | IMT = 200 |
||
39 | ITH_TPD = TX_RING_SIZE / 3 |
||
40 | |||
41 | section '.flat' readable writable executable |
||
42 | |||
43 | include '../proc32.inc' |
||
44 | include '../struct.inc' |
||
45 | include '../macros.inc' |
||
46 | include '../fdo.inc' |
||
47 | include '../netdrv.inc' |
||
48 | |||
49 | include 'ar81xx.inc' |
||
50 | |||
51 | ; Transmit Packet Descriptor |
||
52 | |||
53 | struct alx_tpd |
||
54 | length dw ? |
||
55 | vlan_tag dw ? |
||
56 | word1 dd ? |
||
57 | addr_l dd ? |
||
58 | addr_h dd ? |
||
59 | ends |
||
60 | |||
61 | ; Receive Return Descriptor |
||
62 | |||
63 | struct alx_rrd |
||
64 | word0 dd ? ; IP payload cksum + number of RFDs + start index of RFD-ring |
||
65 | rss_hash dd ? |
||
66 | word2 dd ? ; VLAN tag + Protocol ID + RSS Q num + RSS Hash algorithm |
||
67 | word3 dd ? ; Packet length + status |
||
68 | ends |
||
69 | |||
70 | ; Receive Free Descriptor |
||
71 | |||
72 | struct alx_rfd |
||
73 | addr_l dd ? |
||
74 | addr_h dd ? |
||
75 | ends |
||
76 | |||
77 | |||
78 | struct device ETH_DEVICE |
||
79 | |||
80 | io_addr dd ? |
||
81 | pci_bus dd ? |
||
82 | pci_dev dd ? |
||
7827 | hidnplayr | 83 | pci_vid dw ? ; Vendor ID |
84 | pci_did dw ? ; Device ID |
||
7809 | hidnplayr | 85 | irq_line dd ? |
86 | pci_rev dd ? |
||
87 | chip_rev dd ? |
||
88 | mmio_addr dd ? |
||
89 | |||
90 | ; dma_chnl dd ? |
||
91 | max_dma_chnl dd ? |
||
92 | |||
93 | int_mask dd ? |
||
94 | rx_ctrl dd ? |
||
95 | |||
96 | rxq_read_idx dd ? |
||
97 | rxq_write_idx dd ? |
||
98 | ; rxq_rrd_read_idx dd ? |
||
99 | txq_read_idx dd ? |
||
100 | txq_write_idx dd ? |
||
101 | |||
102 | rb 0x100 - ($ and 0xff) ; align 256 |
||
103 | tpd_ring rb ((TX_RING_SIZE*sizeof.alx_tpd+16) and 0xfffffff0) |
||
104 | rrd_ring rb ((RX_RING_SIZE*sizeof.alx_rrd+16) and 0xfffffff0) |
||
105 | rfd_ring rb ((RX_RING_SIZE*sizeof.alx_rfd+16) and 0xfffffff0) |
||
106 | tpd_ring_virt rd TX_RING_SIZE |
||
107 | rfd_ring_virt rd RX_RING_SIZE |
||
108 | |||
109 | ends |
||
110 | |||
111 | |||
112 | |||
113 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
114 | ;; ;; |
||
115 | ;; proc START ;; |
||
116 | ;; ;; |
||
117 | ;; (standard driver proc) ;; |
||
118 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
119 | |||
120 | proc START c, reason:dword, cmdline:dword |
||
121 | |||
122 | cmp [reason], DRV_ENTRY |
||
123 | jne .fail |
||
124 | |||
125 | DEBUGF 2,"Loading driver\n" |
||
126 | invoke RegService, my_service, service_proc |
||
127 | ret |
||
128 | |||
129 | .fail: |
||
130 | xor eax, eax |
||
131 | ret |
||
132 | |||
133 | endp |
||
134 | |||
135 | |||
136 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
137 | ;; ;; |
||
138 | ;; proc SERVICE_PROC ;; |
||
139 | ;; ;; |
||
140 | ;; (standard driver proc) ;; |
||
141 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
142 | |||
143 | proc service_proc stdcall, ioctl:dword |
||
144 | |||
145 | mov edx, [ioctl] |
||
146 | mov eax, [edx + IOCTL.io_code] |
||
147 | |||
148 | ;------------------------------------------------------ |
||
149 | |||
150 | cmp eax, 0 ;SRV_GETVERSION |
||
151 | jne @F |
||
152 | |||
153 | cmp [edx + IOCTL.out_size], 4 |
||
154 | jb .fail |
||
155 | mov eax, [edx + IOCTL.output] |
||
156 | mov [eax], dword API_VERSION |
||
157 | |||
158 | xor eax, eax |
||
159 | ret |
||
160 | |||
161 | ;------------------------------------------------------ |
||
162 | @@: |
||
163 | cmp eax, 1 ;SRV_HOOK |
||
164 | jne .fail |
||
165 | |||
166 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
||
167 | jb .fail |
||
168 | |||
169 | mov eax, [edx + IOCTL.input] |
||
170 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
||
171 | jne .fail ; other types arent supported for this card yet |
||
172 | |||
173 | ; check if the device is already listed |
||
174 | |||
175 | mov esi, device_list |
||
176 | mov ecx, [devices] |
||
177 | test ecx, ecx |
||
178 | jz .firstdevice |
||
179 | |||
180 | ; mov eax, [edx + IOCTL.input] ; get the pci bus and device numbers |
||
181 | mov ax , [eax+1] ; |
||
182 | .nextdevice: |
||
183 | mov ebx, [esi] |
||
184 | cmp al, byte[ebx + device.pci_bus] |
||
185 | jne @f |
||
186 | cmp ah, byte[ebx + device.pci_dev] |
||
187 | je .find_devicenum ; Device is already loaded, let's find it's device number |
||
188 | @@: |
||
189 | add esi, 4 |
||
190 | loop .nextdevice |
||
191 | |||
192 | |||
193 | ; This device doesnt have its own eth_device structure yet, lets create one |
||
194 | .firstdevice: |
||
195 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
||
196 | jae .fail |
||
197 | |||
198 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
||
199 | |||
200 | ; Fill in the direct call addresses into the struct |
||
201 | |||
202 | mov [ebx + device.reset], reset |
||
203 | mov [ebx + device.transmit], transmit |
||
204 | mov [ebx + device.unload], unload |
||
205 | mov [ebx + device.name], my_service |
||
206 | |||
207 | ; save the pci bus and device numbers |
||
208 | |||
209 | mov eax, [edx + IOCTL.input] |
||
210 | movzx ecx, byte[eax+1] |
||
211 | mov [ebx + device.pci_bus], ecx |
||
212 | movzx ecx, byte[eax+2] |
||
213 | mov [ebx + device.pci_dev], ecx |
||
214 | |||
215 | ; Now, it's time to find the base mmio addres of the PCI device |
||
216 | |||
217 | stdcall PCI_find_mmio, [ebx + device.pci_bus], [ebx + device.pci_dev] ; returns in eax |
||
218 | test eax, eax |
||
219 | jz .destroy |
||
220 | |||
221 | ; Create virtual mapping of the physical memory |
||
222 | |||
223 | invoke MapIoMem, eax, 10000h, PG_SW+PG_NOCACHE |
||
224 | mov [ebx + device.mmio_addr], eax |
||
225 | |||
226 | ; We've found the mmio address, find IRQ now |
||
227 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
||
228 | and eax, 0xff |
||
229 | mov [ebx + device.irq_line], eax |
||
230 | |||
231 | DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
||
232 | [ebx + device.pci_dev]:1, [ebx + device.pci_bus]:1, [ebx + device.irq_line]:1, [ebx + device.mmio_addr]:8 |
||
233 | |||
234 | ; Ok, the eth_device structure is ready, let's probe the device |
||
235 | |||
236 | mov eax, [devices] ; Add the device structure to our device list |
||
237 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
||
238 | inc [devices] ; |
||
239 | |||
240 | call probe ; this function will output in eax |
||
241 | test eax, eax |
||
242 | jnz .err2 |
||
243 | |||
244 | DEBUGF 2,"Initialised OK\n" |
||
245 | |||
246 | mov [ebx + device.type], NET_TYPE_ETH |
||
247 | invoke NetRegDev |
||
248 | |||
249 | cmp eax, -1 |
||
250 | je .destroy |
||
251 | |||
252 | ret |
||
253 | |||
254 | ; If the device was already loaded, find the device number and return it in eax |
||
255 | |||
256 | .find_devicenum: |
||
257 | DEBUGF 2,"Trying to find device number of already registered device\n" |
||
258 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
||
259 | ; into a device number in edi |
||
260 | mov eax, edi ; Application wants it in eax instead |
||
261 | DEBUGF 2,"Kernel says: %u\n", eax |
||
262 | ret |
||
263 | |||
264 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
||
265 | |||
266 | .destroy: |
||
267 | ; todo: reset device into virgin state |
||
268 | |||
269 | .err2: |
||
270 | dec [devices] |
||
271 | .err: |
||
272 | invoke KernelFree, ebx |
||
273 | .fail: |
||
274 | DEBUGF 2, "Failed to load\n" |
||
275 | or eax, -1 |
||
276 | ret |
||
277 | |||
278 | ;------------------------------------------------------ |
||
279 | endp |
||
280 | |||
281 | |||
282 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
283 | ;; ;; |
||
284 | ;; Actual Hardware dependent code starts here ;; |
||
285 | ;; ;; |
||
286 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
287 | |||
288 | |||
289 | align 4 |
||
290 | unload: |
||
291 | ; TODO: (in this particular order) |
||
292 | ; |
||
293 | ; - Stop the device |
||
294 | ; - Detach int handler |
||
295 | ; - Remove device from local list (device_list) |
||
296 | ; - call unregister function in kernel |
||
297 | ; - Remove all allocated structures and buffers the card used |
||
298 | |||
299 | or eax, -1 |
||
300 | ret |
||
301 | |||
302 | |||
303 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
304 | ;; |
||
305 | ;; probe: enables the device (if it really is AR81XX) |
||
306 | ;; |
||
307 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
308 | |||
309 | align 4 |
||
310 | probe: |
||
311 | DEBUGF 1,"Probing\n" |
||
312 | |||
313 | ; Make the device a bus master |
||
314 | invoke PciRead16, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
||
315 | or al, PCI_CMD_MASTER + PCI_CMD_MMIO + PCI_CMD_PIO |
||
316 | and ax, not(PCI_CMD_INTX_DISABLE) |
||
317 | invoke PciWrite16, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
||
318 | |||
7827 | hidnplayr | 319 | ; get device id |
320 | invoke PciRead16, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.device_id |
||
321 | mov [ebx + device.pci_did], ax |
||
322 | |||
323 | mov esi, chiplist |
||
324 | .loop: |
||
325 | cmp word[esi+2], ax |
||
326 | je .got_it |
||
327 | add esi, 8 |
||
328 | cmp esi, chiplist + 6*8 |
||
329 | jbe .loop |
||
330 | DEBUGF 2, "Unknown chip: 0x%x, continuing anyway\n", ax |
||
331 | jmp .done |
||
332 | .got_it: |
||
333 | mov eax, dword[esi+4] |
||
334 | mov [ebx + device.name], eax |
||
335 | DEBUGF 1, "Chip type = %s\n", eax |
||
336 | .done: |
||
337 | |||
7809 | hidnplayr | 338 | ; get revision id. |
339 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.revision_id |
||
340 | and eax, 0xff |
||
341 | mov [ebx + device.pci_rev], eax |
||
342 | shr al, ALX_PCI_REVID_SHIFT |
||
343 | mov [ebx + device.chip_rev], eax |
||
344 | |||
7827 | hidnplayr | 345 | DEBUGF 1,"Revision: %u\n", al |
7809 | hidnplayr | 346 | |
347 | ;;; call alx_reset_pcie |
||
348 | |||
349 | mov ecx, (ALX_PMCTRL_L0S_EN or ALX_PMCTRL_L1_EN or ALX_PMCTRL_ASPM_FCEN) |
||
350 | call alx_enable_aspm |
||
351 | |||
352 | call alx_reset_phy |
||
353 | |||
354 | call alx_reset_mac |
||
355 | |||
356 | call alx_get_perm_macaddr |
||
357 | |||
358 | align 4 |
||
359 | reset: |
||
360 | |||
361 | DEBUGF 1,"Resetting\n" |
||
362 | |||
363 | ; alx init_sw |
||
364 | |||
365 | call alx_identify_hw |
||
366 | |||
367 | ; mov eax, [ebx + device.max_dma_chnl] |
||
368 | ; mov [ebx + device.dma_chnl], eax |
||
369 | |||
370 | mov [ebx + device.int_mask], ALX_ISR_MISC |
||
371 | mov [ebx + device.rx_ctrl], ALX_MAC_CTRL_WOLSPED_SWEN or ALX_MAC_CTRL_MHASH_ALG_HI5B or ALX_MAC_CTRL_BRD_EN or ALX_MAC_CTRL_PCRCE or ALX_MAC_CTRL_CRCE or ALX_MAC_CTRL_RXFC_EN or ALX_MAC_CTRL_TXFC_EN or (7 shl ALX_MAC_CTRL_PRMBLEN_SHIFT) |
||
372 | |||
373 | call alx_alloc_rings |
||
374 | |||
375 | call alx_configure |
||
376 | |||
377 | call alx_request_irq |
||
378 | |||
379 | ; attach interrupt handler |
||
380 | |||
381 | mov eax, [ebx + device.irq_line] |
||
382 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
||
383 | invoke AttachIntHandler, eax, int_handler, ebx |
||
384 | test eax, eax |
||
385 | jnz @f |
||
386 | DEBUGF 2,"Could not attach int handler!\n" |
||
387 | or eax, -1 |
||
388 | ret |
||
389 | @@: |
||
390 | |||
391 | ; Clear old interrupts |
||
392 | mov edi, [ebx + device.mmio_addr] |
||
393 | mov eax, not ALX_ISR_DIS |
||
394 | mov [edi + ALX_ISR], eax |
||
395 | |||
396 | call alx_irq_enable |
||
397 | |||
398 | ; Set the mtu, kernel will be able to send now |
||
399 | mov [ebx + device.mtu], 1514 |
||
400 | |||
401 | call alx_check_link |
||
402 | |||
403 | DEBUGF 1,"Reset ok\n" |
||
404 | xor eax, eax |
||
405 | ret |
||
406 | |||
407 | |||
408 | |||
409 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
410 | ;; ;; |
||
411 | ;; Transmit ;; |
||
412 | ;; ;; |
||
413 | ;; In: pointer to device structure in ebx ;; |
||
414 | ;; ;; |
||
415 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
416 | |||
417 | ;; alx_start_xmit |
||
418 | ;; alx_map_tx_skb |
||
419 | |||
420 | proc transmit stdcall bufferptr |
||
421 | |||
422 | pushf |
||
423 | cli |
||
424 | |||
425 | mov esi, [bufferptr] |
||
426 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
||
427 | lea eax, [esi + NET_BUFF.data] |
||
428 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
||
429 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
||
430 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
431 | [eax+13]:2,[eax+12]:2 |
||
432 | |||
433 | cmp [esi + NET_BUFF.length], 1514 |
||
434 | ja .fail |
||
435 | cmp [esi + NET_BUFF.length], 60 |
||
436 | jb .fail |
||
437 | |||
438 | ; Program the descriptor |
||
439 | mov edi, [ebx + device.txq_write_idx] |
||
440 | DEBUGF 1, "Using TPD: %u\n", edi |
||
441 | mov dword[ebx + device.tpd_ring_virt + edi*4], esi |
||
442 | shl edi, 4 |
||
443 | lea edi, [ebx + device.tpd_ring + edi] |
||
444 | mov eax, esi |
||
445 | add eax, [esi + NET_BUFF.offset] |
||
446 | invoke GetPhysAddr |
||
447 | mov [edi + alx_tpd.addr_l], eax |
||
448 | mov [edi + alx_tpd.addr_h], 0 |
||
449 | |||
450 | mov ecx, [esi + NET_BUFF.length] |
||
451 | mov [edi + alx_tpd.length], cx |
||
452 | |||
453 | mov [edi + alx_tpd.word1], 1 shl TPD_EOP_SHIFT |
||
454 | |||
455 | ; Update Producer Index |
||
456 | mov eax, [ebx + device.txq_write_idx] |
||
457 | inc eax |
||
458 | and eax, TX_RING_SIZE - 1 |
||
459 | mov [ebx + device.txq_write_idx], eax |
||
460 | |||
461 | mov edi, [ebx + device.mmio_addr] |
||
462 | mov word[edi + ALX_TPD_PRI0_PIDX], ax |
||
463 | |||
464 | ; Update stats |
||
465 | inc [ebx + device.packets_tx] |
||
466 | mov eax, [esi + NET_BUFF.length] |
||
467 | add dword[ebx + device.bytes_tx], eax |
||
468 | adc dword[ebx + device.bytes_tx + 4], 0 |
||
469 | |||
470 | popf |
||
471 | xor eax, eax |
||
472 | ret |
||
473 | |||
474 | .fail: |
||
475 | DEBUGF 2,"Send failed\n" |
||
476 | invoke NetFree, [bufferptr] |
||
477 | popf |
||
478 | or eax, -1 |
||
479 | ret |
||
480 | |||
481 | endp |
||
482 | |||
483 | |||
484 | |||
485 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
486 | ;; ;; |
||
487 | ;; Interrupt handler ;; |
||
488 | ;; ;; |
||
489 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
490 | |||
491 | align 4 |
||
492 | int_handler: |
||
493 | |||
494 | push ebx esi edi |
||
495 | |||
496 | DEBUGF 1,"int\n" |
||
497 | |||
498 | ; Find pointer of device wich made IRQ occur |
||
499 | |||
500 | mov ecx, [devices] |
||
501 | test ecx, ecx |
||
502 | jz .nothing |
||
503 | mov esi, device_list |
||
504 | .nextdevice: |
||
505 | mov ebx, [esi] |
||
506 | mov edi, [ebx + device.mmio_addr] |
||
507 | mov eax, [edi + ALX_ISR] |
||
508 | test eax, eax |
||
509 | jnz .got_it |
||
510 | .continue: |
||
511 | add esi, 4 |
||
512 | dec ecx |
||
513 | jnz .nextdevice |
||
514 | .nothing: |
||
515 | pop edi esi ebx |
||
516 | xor eax, eax |
||
517 | |||
518 | ret ; If no device was found, abort |
||
519 | |||
520 | ; At this point, test for all possible reasons, and handle accordingly |
||
521 | |||
522 | .got_it: |
||
523 | or eax, ALX_ISR_DIS |
||
524 | mov [edi + ALX_ISR], eax ; ACK interrupt |
||
525 | DEBUGF 1,"Device: %x Status: %x\n", ebx, eax |
||
526 | |||
527 | test eax, ALX_ISR_TX_Q0 |
||
528 | jz .no_tx |
||
529 | DEBUGF 1,"TX interrupt\n" |
||
530 | pusha |
||
531 | call alx_clean_tx_irq |
||
532 | popa |
||
533 | .no_tx: |
||
534 | |||
535 | test eax, ALX_ISR_RX_Q0 |
||
536 | jz .no_rx |
||
537 | DEBUGF 1,"RX interrupt\n" |
||
538 | pusha |
||
539 | call alx_clean_rx_irq |
||
540 | popa |
||
541 | |||
542 | .no_rx: |
||
543 | test eax, ALX_ISR_PHY |
||
544 | jz .no_phy |
||
545 | DEBUGF 1,"PHY interrupt\n" |
||
546 | pusha |
||
547 | ; TODO: queue link check and disable this interrupt cause meanwhile?? |
||
548 | call alx_check_link |
||
549 | popa |
||
550 | |||
551 | .no_phy: |
||
552 | mov dword[edi + ALX_ISR], 0 |
||
553 | pop edi esi ebx |
||
554 | ret |
||
555 | |||
556 | |||
557 | align 16 |
||
558 | alx_identify_hw: |
||
559 | |||
560 | cmp [ebx + device.chip_rev], ALX_REV_C0 |
||
561 | ja .einval |
||
562 | |||
563 | mov [ebx + device.max_dma_chnl], 2 |
||
564 | cmp [ebx + device.chip_rev], ALX_REV_B0 |
||
565 | jb @f |
||
566 | mov [ebx + device.max_dma_chnl], 4 |
||
567 | @@: |
||
568 | xor eax, eax |
||
569 | ret |
||
570 | |||
571 | .einval: |
||
7827 | hidnplayr | 572 | DEBUGF 1, "Invalid revision 0x%x\n", [ebx + device.chip_rev] |
573 | |||
7809 | hidnplayr | 574 | xor eax, eax |
575 | dec eax |
||
576 | ret |
||
577 | |||
578 | |||
579 | |||
580 | align 16 |
||
581 | alx_clean_tx_irq: |
||
582 | |||
583 | mov eax, [ebx + device.txq_read_idx] |
||
584 | movzx ecx, word[edi + ALX_TPD_PRI0_CIDX] |
||
585 | |||
586 | .loop: |
||
587 | cmp eax, ecx |
||
588 | je .done |
||
589 | |||
590 | DEBUGF 1,"Cleaning TX desc %u buffer 0x%x\n", eax, [ebx + device.tpd_ring_virt + eax*4] |
||
591 | push eax ecx |
||
592 | invoke NetFree, [ebx + device.tpd_ring_virt + eax*4] |
||
593 | pop ecx eax |
||
594 | |||
595 | inc eax |
||
596 | and eax, TX_RING_SIZE-1 |
||
597 | jmp .loop |
||
598 | .done: |
||
599 | mov [ebx + device.txq_read_idx], eax |
||
600 | |||
601 | ret |
||
602 | |||
603 | |||
604 | align 16 |
||
605 | alx_clean_rx_irq: |
||
606 | |||
607 | mov ecx, [ebx + device.rxq_read_idx] |
||
608 | .loop: |
||
609 | shl ecx, 2 |
||
610 | lea esi, [ebx + device.rrd_ring + ecx*4] |
||
611 | test [esi + alx_rrd.word3], 1 shl RRD_UPDATED_SHIFT |
||
612 | jz .done |
||
613 | and [esi + alx_rrd.word3], not(1 shl RRD_UPDATED_SHIFT) |
||
614 | DEBUGF 1,"RRD=%u updated\n", [ebx + device.rxq_read_idx] |
||
615 | |||
616 | mov eax, [esi + alx_rrd.word0] |
||
617 | shr eax, RRD_SI_SHIFT |
||
618 | and eax, RRD_SI_MASK |
||
619 | cmp eax, [ebx + device.rxq_read_idx] |
||
620 | ; jne .error |
||
621 | DEBUGF 1,"RFD=%u\n", eax |
||
622 | |||
623 | mov eax, [esi + alx_rrd.word0] |
||
624 | shr eax, RRD_NOR_SHIFT |
||
625 | and eax, RRD_NOR_MASK |
||
626 | cmp eax, 1 |
||
627 | ; jne .error |
||
628 | |||
629 | mov eax, [esi + alx_rrd.word3] |
||
630 | ; shr eax, RRD_PKTLEN_SHIFT |
||
631 | and eax, RRD_PKTLEN_MASK |
||
632 | sub eax, 4 ;;;;; |
||
633 | mov edx, [ebx + device.rfd_ring_virt + ecx] |
||
634 | DEBUGF 1,"Received %u bytes in buffer 0x%x\n", eax, edx |
||
635 | |||
636 | mov [edx + NET_BUFF.length], eax |
||
637 | mov [edx + NET_BUFF.device], ebx |
||
638 | mov [edx + NET_BUFF.offset], NET_BUFF.data |
||
639 | |||
640 | ; Update stats |
||
641 | add dword[ebx + device.bytes_rx], eax |
||
642 | adc dword[ebx + device.bytes_rx + 4], 0 |
||
643 | inc [ebx + device.packets_rx] |
||
644 | |||
645 | ; Allocate new descriptor |
||
646 | push esi ecx edx |
||
647 | invoke NetAlloc, RX_BUFFER_SIZE+NET_BUFF.data |
||
648 | pop edx ecx esi |
||
649 | test eax, eax |
||
650 | ; jz .out_of_mem |
||
651 | mov [ebx + device.rfd_ring_virt + ecx], eax |
||
652 | add eax, NET_BUFF.data |
||
653 | invoke GetPhysAddr |
||
654 | mov dword[ebx + device.rfd_ring + ecx*2], eax |
||
655 | |||
656 | push ecx ebx |
||
657 | push .retaddr |
||
658 | push edx |
||
659 | jmp [EthInput] |
||
660 | .retaddr: |
||
661 | pop ebx ecx |
||
662 | |||
663 | shr ecx, 2 |
||
664 | inc ecx |
||
665 | and ecx, RX_RING_SIZE-1 |
||
666 | jmp .loop |
||
667 | |||
668 | .done: |
||
669 | shr ecx, 2 |
||
670 | mov [ebx + device.rxq_read_idx], ecx |
||
671 | |||
672 | ; Update producer index |
||
673 | mov esi, [ebx + device.mmio_addr] |
||
674 | mov [esi + ALX_RFD_PIDX], cx |
||
675 | |||
676 | ret |
||
677 | |||
678 | |||
679 | align 16 |
||
680 | ; ecx = additional bit flags (ALX_PMCTRL_L0S_EN, ALX_PMCTRL_L1_EN, ALX_PMCTRL_ASPM_FCEN) |
||
681 | alx_enable_aspm: |
||
682 | |||
683 | DEBUGF 1,"alx_enable_aspm (0x%x)\n", ecx |
||
684 | |||
685 | mov esi, [ebx + device.mmio_addr] |
||
686 | mov eax, dword[esi + ALX_PMCTRL] |
||
687 | |||
688 | and eax, not(ALX_PMCTRL_LCKDET_TIMER_MASK shl ALX_PMCTRL_LCKDET_TIMER_SHIFT) |
||
689 | or eax, (ALX_PMCTRL_LCKDET_TIMER_DEF shl ALX_PMCTRL_LCKDET_TIMER_SHIFT) |
||
690 | |||
691 | or eax, (ALX_PMCTRL_RCVR_WT_1US or ALX_PMCTRL_L1_CLKSW_EN or ALX_PMCTRL_L1_SRDSRX_PWD) |
||
692 | |||
693 | and eax, not(ALX_PMCTRL_L1REQ_TO_MASK shl ALX_PMCTRL_L1REQ_TO_SHIFT) |
||
694 | or eax, (ALX_PMCTRL_L1REG_TO_DEF shl ALX_PMCTRL_L1REQ_TO_SHIFT) |
||
695 | |||
696 | and eax, not(ALX_PMCTRL_L1_TIMER_MASK shl ALX_PMCTRL_L1_TIMER_SHIFT) |
||
697 | or eax, (ALX_PMCTRL_L1_TIMER_16US shl ALX_PMCTRL_L1_TIMER_SHIFT) |
||
698 | |||
699 | and eax, not(ALX_PMCTRL_L1_SRDS_EN or ALX_PMCTRL_L1_SRDSPLL_EN or ALX_PMCTRL_L1_BUFSRX_EN or ALX_PMCTRL_SADLY_EN or ALX_PMCTRL_HOTRST_WTEN or ALX_PMCTRL_L0S_EN or ALX_PMCTRL_L1_EN or ALX_PMCTRL_ASPM_FCEN or ALX_PMCTRL_TXL1_AFTER_L0S or ALX_PMCTRL_RXL1_AFTER_L0S) |
||
700 | |||
701 | cmp [ebx + device.chip_rev], ALX_REV_A1 |
||
702 | ja @f |
||
703 | test [ebx + device.pci_rev], 1 |
||
704 | jz @f |
||
705 | or eax, ALX_PMCTRL_L1_SRDS_EN or ALX_PMCTRL_L1_SRDSPLL_EN |
||
706 | @@: |
||
707 | |||
708 | or eax, ecx |
||
709 | mov dword[esi + ALX_PMCTRL], eax |
||
710 | |||
711 | ret |
||
712 | |||
713 | align 16 |
||
714 | alx_reset_mac: |
||
715 | |||
716 | DEBUGF 1, "reset mac\n" |
||
717 | |||
718 | ; disable all interrupts, RXQ/TXQ |
||
719 | mov esi, [ebx + device.mmio_addr] |
||
720 | mov dword[esi + ALX_MSIX_MASK], 0xffffffff |
||
721 | mov dword[esi + ALX_IMR], 0x0 |
||
722 | mov dword[esi + ALX_ISR], ALX_ISR_DIS |
||
723 | |||
724 | call alx_stop_mac |
||
725 | |||
726 | ; mac reset workaround |
||
727 | mov dword[esi + ALX_RFD_PIDX], 1 |
||
728 | |||
729 | ; disable l0s/l1 before mac reset on some chips |
||
730 | cmp [ebx + device.chip_rev], ALX_REV_A1 |
||
731 | ja @f |
||
732 | test [ebx + device.pci_rev], 1 ; Card reader function? FIXME: according register definitions, this should be bit 1 ISO 0 |
||
733 | jz @f |
||
734 | mov eax, [esi + ALX_PMCTRL] |
||
735 | mov edx, eax |
||
736 | and eax, not(ALX_PMCTRL_L1_EN or ALX_PMCTRL_L0S_EN) |
||
737 | mov [esi + ALX_PMCTRL], eax |
||
738 | @@: |
||
739 | |||
740 | ; reset whole mac safely |
||
741 | mov eax, [esi + ALX_MASTER] |
||
742 | or eax, ALX_MASTER_DMA_MAC_RST + ALX_MASTER_OOB_DIS |
||
743 | mov [esi + ALX_MASTER], eax |
||
744 | |||
745 | ; make sure it's real idle |
||
746 | push esi ecx edx |
||
747 | xor esi, esi |
||
748 | inc esi |
||
749 | invoke Sleep ; FIXME |
||
750 | pop edx ecx esi |
||
751 | |||
752 | mov ecx, ALX_DMA_MAC_RST_TO |
||
753 | .loop1: |
||
754 | mov eax, dword[esi + ALX_RFD_PIDX] |
||
755 | test eax, eax |
||
756 | jz @f |
||
757 | dec ecx |
||
758 | jnz .loop1 |
||
759 | jmp .error |
||
760 | @@: |
||
761 | .loop2: |
||
762 | mov eax, dword[esi + ALX_MASTER] |
||
763 | test eax, ALX_MASTER_DMA_MAC_RST |
||
764 | jz @f |
||
765 | dec ecx |
||
766 | jnz .loop2 |
||
767 | jmp .error |
||
768 | @@: |
||
769 | |||
770 | ; restore l0s/l1 |
||
771 | cmp [ebx + device.chip_rev], ALX_REV_A1 |
||
772 | ja @f |
||
773 | test [ebx + device.pci_rev], 1 ; Card reader function? FIXME: according register definitions, this should be bit 1 ISO 0 |
||
774 | jz @f |
||
775 | or eax, ALX_MASTER_PCLKSEL_SRDS |
||
776 | mov [esi + ALX_MASTER], eax |
||
777 | |||
778 | mov [esi + ALX_PMCTRL], edx |
||
779 | @@: |
||
780 | |||
781 | call alx_reset_osc |
||
782 | |||
783 | ; clear Internal OSC settings, switching OSC by hw itself, disable isolate for rev A devices |
||
784 | |||
785 | mov eax, [esi + ALX_MISC3] |
||
786 | and eax, not (ALX_MISC3_25M_BY_SW) |
||
787 | or eax, ALX_MISC3_25M_NOTO_INTNL |
||
788 | mov [esi + ALX_MISC3], eax |
||
789 | |||
790 | mov eax, [esi + ALX_MISC] |
||
791 | and eax, not (ALX_MISC_INTNLOSC_OPEN) |
||
792 | |||
793 | cmp [ebx + device.chip_rev], ALX_REV_A1 |
||
794 | ja @f |
||
795 | and eax, not ALX_MISC_ISO_EN |
||
796 | @@: |
||
797 | mov [esi + ALX_MISC], eax |
||
798 | |||
799 | push esi |
||
800 | xor esi, esi |
||
801 | inc esi |
||
802 | invoke Sleep ;; FIXME: udelay(20); |
||
803 | pop esi |
||
804 | |||
805 | ; driver control speed/duplex, hash-alg |
||
806 | mov eax, [ebx + device.rx_ctrl] |
||
807 | mov [esi + ALX_MAC_CTRL], eax |
||
808 | |||
809 | mov eax, dword[esi + ALX_SERDES] |
||
810 | or eax, ALX_SERDES_MACCLK_SLWDWN or ALX_SERDES_PHYCLK_SLWDWN |
||
811 | mov dword[esi + ALX_SERDES], eax |
||
812 | |||
813 | DEBUGF 1, "OK\n" |
||
814 | xor eax, eax |
||
815 | ret |
||
816 | |||
817 | .error: |
||
818 | DEBUGF 1, "error\n" |
||
819 | xor eax, eax |
||
820 | dec eax |
||
821 | ret |
||
822 | |||
823 | |||
824 | align 16 |
||
825 | alx_reset_phy: |
||
826 | |||
827 | DEBUGF 1, "Reset phy\n" |
||
828 | |||
829 | mov esi, [ebx + device.mmio_addr] |
||
830 | |||
831 | ;; TODO |
||
832 | |||
833 | ; set phy interrupt mask |
||
834 | stdcall alx_read_phy_reg, 0, ALX_MII_IER |
||
835 | or eax, ALX_IER_LINK_UP or ALX_IER_LINK_DOWN |
||
836 | stdcall alx_write_phy_reg, 0, ALX_MII_IER , eax |
||
837 | |||
838 | DEBUGF 1, "OK\n" |
||
839 | xor eax, eax |
||
840 | ret |
||
841 | |||
842 | .error: |
||
843 | DEBUGF 1, "error\n" |
||
844 | xor eax, eax |
||
845 | dec eax |
||
846 | ret |
||
847 | |||
848 | |||
849 | ;align 16 |
||
850 | ;alx_enable_osc: |
||
851 | ; |
||
852 | ; mov esi, [ebx + device.mmio_addr] |
||
853 | ; |
||
854 | ;; rising edge |
||
855 | ; mov eax, dword[esi + ALX_MISC] |
||
856 | ; and eax, not ALX_MISC_INTNLOSC_OPEN |
||
857 | ; mov dword[esi + ALX_MISC], eax |
||
858 | ; or eax, ALX_MISC_INTNLOSC_OPEN |
||
859 | ; mov dword[esi + ALX_MISC], eax |
||
860 | ; |
||
861 | ; ret |
||
862 | |||
863 | |||
864 | align 16 |
||
865 | alx_reset_osc: |
||
866 | |||
867 | mov esi, [ebx + device.mmio_addr] |
||
868 | |||
869 | ; clear Internal OSC settings, switching OSC by hw itself |
||
870 | mov eax, dword[esi + ALX_MISC3] |
||
871 | and eax, not ALX_MISC3_25M_BY_SW |
||
872 | or eax, ALX_MISC3_25M_NOTO_INTNL |
||
873 | mov dword[esi + ALX_MISC3], eax |
||
874 | |||
875 | ; clk from chipset may be unstable 1s after de-assert of |
||
876 | ; PERST, driver need re-calibrate before enter Sleep for WoL |
||
877 | mov eax, dword[esi + ALX_MISC] |
||
878 | cmp [ebx + device.chip_rev], ALX_REV_B0 |
||
879 | jb .rev_a |
||
880 | |||
881 | ; restore over current protection def-val, this val could be reset by MAC-RST |
||
882 | and eax, not (ALX_MISC_PSW_OCP_MASK shl ALX_MISC_PSW_OCP_SHIFT) |
||
883 | or eax, ALX_MISC_PSW_OCP_DEF shl ALX_MISC_PSW_OCP_SHIFT |
||
884 | ; a 0->1 change will update the internal val of osc |
||
885 | and eax, not ALX_MISC_INTNLOSC_OPEN |
||
886 | mov dword[esi + ALX_MISC], eax |
||
887 | or eax, ALX_MISC_INTNLOSC_OPEN |
||
888 | mov dword[esi + ALX_MISC], eax |
||
889 | |||
890 | ; hw will automatically dis OSC after cab |
||
891 | mov eax, dword[esi + ALX_MSIC2] |
||
892 | and eax, not ALX_MSIC2_CALB_START |
||
893 | mov dword[esi + ALX_MSIC2], eax |
||
894 | or eax, ALX_MSIC2_CALB_START |
||
895 | mov dword[esi + ALX_MSIC2], eax |
||
896 | |||
897 | push esi ecx |
||
898 | xor esi, esi |
||
899 | inc esi |
||
900 | invoke Sleep ;; FIXME: udelay(20) |
||
901 | pop ecx esi |
||
902 | |||
903 | ret |
||
904 | |||
905 | .rev_a: |
||
906 | |||
907 | ; disable isolate for rev A devices |
||
908 | and eax, not ( ALX_MISC_ISO_EN) |
||
909 | or eax, ALX_MISC_INTNLOSC_OPEN |
||
910 | mov dword[esi + ALX_MISC], eax |
||
911 | and eax, not ALX_MISC_INTNLOSC_OPEN |
||
912 | mov dword[esi + ALX_MISC], eax |
||
913 | |||
914 | push esi ecx |
||
915 | xor esi, esi |
||
916 | inc esi |
||
917 | invoke Sleep ;; FIXME: udelay(20) |
||
918 | pop ecx esi |
||
919 | |||
920 | ret |
||
921 | |||
922 | align 16 |
||
923 | alx_read_macaddr: |
||
924 | |||
925 | mov esi, [ebx + device.mmio_addr] |
||
926 | mov eax, dword[esi + ALX_STAD0] |
||
927 | bswap eax |
||
928 | mov dword[ebx + device.mac + 2], eax |
||
929 | mov ax, word[esi + ALX_STAD1] |
||
930 | xchg al, ah |
||
931 | mov word[ebx + device.mac], ax |
||
932 | |||
933 | DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\ |
||
934 | [ebx + device.mac+0]:2, [ebx + device.mac+1]:2, [ebx + device.mac+2]:2, [ebx + device.mac+3]:2, [ebx + device.mac+4]:2, [ebx + device.mac+5]:2 |
||
935 | |||
936 | ; check if it is a valid MAC |
||
937 | cmp dword[ebx + device.mac], 0x0 |
||
938 | jne @f |
||
939 | cmp word[ebx + device.mac + 4], 0x0 |
||
940 | je .invalid |
||
941 | @@: |
||
942 | cmp dword[ebx + device.mac], 0xffffffff |
||
943 | jne @f |
||
944 | cmp word[ebx + device.mac + 4], 0xffff |
||
945 | je .invalid |
||
946 | @@: |
||
947 | ; TODO: check if it's not a multicast |
||
948 | xor eax, eax |
||
949 | ret |
||
950 | |||
951 | .invalid: |
||
7827 | hidnplayr | 952 | DEBUGF 1, "Invalid MAC!\n" |
7809 | hidnplayr | 953 | xor eax, eax |
954 | inc eax |
||
955 | ret |
||
956 | |||
957 | |||
958 | align 16 |
||
959 | alx_get_perm_macaddr: |
||
960 | |||
961 | ; try to get it from register first |
||
962 | call alx_read_macaddr |
||
963 | test eax, eax |
||
964 | jz .done |
||
965 | |||
966 | ; try to load from efuse |
||
967 | mov esi, [ebx + device.mmio_addr] |
||
968 | mov ecx, ALX_SLD_MAX_TO |
||
969 | .loop1: |
||
970 | mov eax, dword[esi + ALX_SLD] |
||
971 | test eax, ALX_SLD_STAT or ALX_SLD_START |
||
972 | jz @f |
||
973 | |||
974 | dec ecx |
||
975 | jz .error |
||
976 | |||
977 | push esi ecx |
||
978 | xor esi, esi |
||
979 | inc esi |
||
980 | invoke Sleep |
||
981 | pop ecx esi |
||
982 | jmp .loop1 |
||
983 | @@: |
||
984 | or eax, ALX_SLD_START |
||
985 | mov dword[esi + ALX_SLD], eax |
||
986 | |||
987 | mov ecx, ALX_SLD_MAX_TO |
||
988 | .loop2: |
||
989 | mov eax, dword[esi + ALX_SLD] |
||
990 | test eax, ALX_SLD_START |
||
991 | jz @f |
||
992 | |||
993 | dec ecx |
||
994 | jz .error |
||
995 | |||
996 | push esi ecx |
||
997 | xor esi, esi |
||
998 | inc esi |
||
999 | invoke Sleep |
||
1000 | pop ecx esi |
||
1001 | jmp .loop2 |
||
1002 | @@: |
||
1003 | |||
1004 | call alx_read_macaddr |
||
1005 | test eax, eax |
||
1006 | jz .done |
||
1007 | |||
1008 | ; try to load from flash/eeprom (if present) |
||
1009 | set_io [ebx + device.io_addr], 0 |
||
1010 | set_io [ebx + device.io_addr], ALX_EFLD |
||
1011 | in eax, dx |
||
1012 | test eax, ALX_EFLD_F_EXIST or ALX_EFLD_E_EXIST |
||
1013 | jz .error |
||
1014 | |||
1015 | mov ecx, ALX_SLD_MAX_TO |
||
1016 | .loop3: |
||
1017 | in eax, dx |
||
1018 | test eax, ALX_EFLD_STAT or ALX_EFLD_START |
||
1019 | jz @f |
||
1020 | |||
1021 | dec ecx |
||
1022 | jz .error |
||
1023 | |||
1024 | push esi edx ecx |
||
1025 | xor esi, esi |
||
1026 | inc esi |
||
1027 | invoke Sleep |
||
1028 | pop ecx edx esi |
||
1029 | jmp .loop3 |
||
1030 | @@: |
||
1031 | or eax, ALX_EFLD_START |
||
1032 | out dx, eax |
||
1033 | |||
1034 | mov ecx, ALX_SLD_MAX_TO |
||
1035 | .loop4: |
||
1036 | in eax, dx |
||
1037 | test eax, ALX_EFLD_START |
||
1038 | jz @f |
||
1039 | |||
1040 | dec ecx |
||
1041 | jz .error |
||
1042 | |||
1043 | push esi edx ecx |
||
1044 | xor esi, esi |
||
1045 | inc esi |
||
1046 | invoke Sleep |
||
1047 | pop ecx edx esi |
||
1048 | jmp .loop4 |
||
1049 | @@: |
||
1050 | |||
1051 | call alx_read_macaddr |
||
1052 | test eax, eax |
||
1053 | jz .done |
||
1054 | |||
1055 | .error: |
||
1056 | DEBUGF 1, "error obtaining MAC\n" |
||
1057 | xor eax, eax |
||
1058 | dec eax |
||
1059 | ret |
||
1060 | |||
1061 | .done: |
||
1062 | DEBUGF 1, "MAC OK\n" |
||
1063 | xor eax, eax |
||
1064 | ret |
||
1065 | |||
1066 | align 16 |
||
1067 | alx_stop_mac: |
||
1068 | |||
1069 | DEBUGF 1,"alx_stop_mac\n" |
||
1070 | |||
1071 | mov esi, [ebx + device.mmio_addr] |
||
1072 | |||
1073 | mov eax, dword[esi + ALX_RXQ0] |
||
1074 | and eax, not ALX_RXQ0_EN |
||
1075 | mov dword[esi + ALX_RXQ0], eax |
||
1076 | |||
1077 | mov eax, dword[esi + ALX_TXQ0] |
||
1078 | and eax, not ALX_TXQ0_EN |
||
1079 | mov dword[esi + ALX_TXQ0], eax |
||
1080 | |||
1081 | push esi |
||
1082 | xor esi, esi |
||
1083 | inc esi |
||
1084 | invoke Sleep ; FIME: udelay(40) |
||
1085 | pop esi |
||
1086 | |||
1087 | mov eax, [ebx + device.rx_ctrl] |
||
1088 | and eax, not(ALX_MAC_CTRL_TX_EN or ALX_MAC_CTRL_RX_EN) |
||
1089 | mov [ebx + device.rx_ctrl], eax |
||
1090 | mov [esi + ALX_MAC_CTRL], eax |
||
1091 | |||
1092 | mov ecx, ALX_DMA_MAC_RST_TO |
||
1093 | .loop: |
||
1094 | mov eax, [esi + ALX_MAC_STS] |
||
1095 | test eax, ALX_MAC_STS_IDLE |
||
1096 | jz .done |
||
1097 | |||
1098 | push esi |
||
1099 | xor esi, esi |
||
1100 | inc esi |
||
1101 | invoke Sleep ; FIME: udelay(10) |
||
1102 | pop esi |
||
1103 | |||
1104 | dec ecx |
||
1105 | jnz .loop |
||
1106 | |||
1107 | DEBUGF 1,"alx_stop_mac timeout!\n" |
||
1108 | xor eax, eax |
||
1109 | dec eax |
||
1110 | ret |
||
1111 | |||
1112 | .done: |
||
1113 | DEBUGF 1,"alx_stop_mac ok\n" |
||
1114 | xor eax, eax |
||
1115 | ret |
||
1116 | |||
1117 | |||
1118 | align 16 |
||
1119 | alx_start_mac: |
||
1120 | |||
1121 | DEBUGF 1,"alx_start_mac\n" |
||
1122 | |||
1123 | mov esi, [ebx + device.mmio_addr] |
||
1124 | |||
1125 | mov eax, dword[esi + ALX_RXQ0] |
||
1126 | or eax, ALX_RXQ0_EN |
||
1127 | mov dword[esi + ALX_RXQ0], eax |
||
1128 | |||
1129 | mov eax, dword[esi + ALX_TXQ0] |
||
1130 | or eax, ALX_TXQ0_EN |
||
1131 | mov dword[esi + ALX_TXQ0], eax |
||
1132 | |||
1133 | mov eax, [ebx + device.rx_ctrl] |
||
1134 | or eax, ALX_MAC_CTRL_TX_EN or ALX_MAC_CTRL_RX_EN |
||
1135 | and eax, not ALX_MAC_CTRL_FULLD |
||
1136 | test [ebx + device.state], ETH_LINK_FD |
||
1137 | jz @f |
||
1138 | or eax, ALX_MAC_CTRL_FULLD |
||
1139 | @@: |
||
1140 | and eax, not (ALX_MAC_CTRL_SPEED_MASK shl ALX_MAC_CTRL_SPEED_SHIFT) |
||
1141 | test [ebx + device.state], ETH_LINK_1G |
||
1142 | jz .10_100 |
||
1143 | or eax, (ALX_MAC_CTRL_SPEED_1000 shl ALX_MAC_CTRL_SPEED_SHIFT) |
||
1144 | |||
1145 | mov [ebx + device.rx_ctrl], eax |
||
1146 | mov [esi + ALX_MAC_CTRL], eax |
||
1147 | |||
1148 | ret |
||
1149 | |||
1150 | .10_100: |
||
1151 | or eax, (ALX_MAC_CTRL_SPEED_10_100 shl ALX_MAC_CTRL_SPEED_SHIFT) |
||
1152 | |||
1153 | mov [ebx + device.rx_ctrl], eax |
||
1154 | mov [esi + ALX_MAC_CTRL], eax |
||
1155 | |||
1156 | ret |
||
1157 | |||
1158 | |||
1159 | |||
1160 | align 16 |
||
1161 | alx_init_ring_ptrs: |
||
1162 | |||
1163 | DEBUGF 1,"alx_init_ring_ptrs\n" |
||
1164 | |||
1165 | mov esi, [ebx + device.mmio_addr] |
||
1166 | |||
1167 | ; Receive descriptors |
||
1168 | mov [ebx + device.rxq_read_idx], 0 |
||
1169 | mov [ebx + device.rxq_write_idx], 0 |
||
1170 | ; mov [ebx + device.rxq_rrd_read_idx], 0 |
||
1171 | |||
1172 | mov dword[esi + ALX_RX_BASE_ADDR_HI], 0 |
||
1173 | |||
1174 | lea eax, [ebx + device.rrd_ring] |
||
1175 | invoke GetPhysAddr |
||
1176 | mov dword[esi + ALX_RRD_ADDR_LO], eax |
||
1177 | mov dword[esi + ALX_RRD_RING_SZ], RX_RING_SIZE |
||
1178 | |||
1179 | lea eax, [ebx + device.rfd_ring] |
||
1180 | invoke GetPhysAddr |
||
1181 | mov dword[esi + ALX_RFD_ADDR_LO], eax |
||
1182 | mov dword[esi + ALX_RFD_RING_SZ], RX_RING_SIZE |
||
1183 | mov dword[esi + ALX_RFD_BUF_SZ], RX_BUFFER_SIZE |
||
1184 | |||
1185 | ; Transmit descriptors |
||
1186 | mov [ebx + device.txq_read_idx], 0 |
||
1187 | mov [ebx + device.txq_write_idx], 0 |
||
1188 | |||
1189 | mov dword[esi + ALX_TX_BASE_ADDR_HI], 0 |
||
1190 | |||
1191 | lea eax, [ebx + device.tpd_ring] |
||
1192 | invoke GetPhysAddr |
||
1193 | mov dword[esi + ALX_TPD_PRI0_ADDR_LO], eax |
||
1194 | mov dword[esi + ALX_TPD_RING_SZ], TX_RING_SIZE |
||
1195 | |||
1196 | ; Load these pointers into the chip |
||
1197 | mov dword[esi + ALX_SRAM9], ALX_SRAM_LOAD_PTR |
||
1198 | |||
1199 | xor eax, eax |
||
1200 | |||
1201 | ret |
||
1202 | |||
1203 | |||
1204 | align 16 |
||
1205 | alx_alloc_descriptors: |
||
1206 | |||
1207 | DEBUGF 1,"alx_alloc_descriptors\n" |
||
1208 | |||
1209 | ; physical tx/rx ring descriptors |
||
1210 | |||
1211 | ; alx->descmem.size = sizeof.tx_desc * TX_RING_SIZE + sizeof.rx_desc * RX_RING_SIZE + sizeof(struct alx_rfd) * RX_RING_SIZE; |
||
1212 | ; alx->descmem.virt = dma_zalloc_coherent(&alx->hw.pdev->dev, alx->descmem.size, &alx->descmem.dma, GFP_KERNEL); |
||
1213 | ; if (!alx->descmem.virt) |
||
1214 | ; goto out_free; |
||
1215 | ; |
||
1216 | ; alx->txq.tpd = (void *)alx->descmem.virt; |
||
1217 | ; alx->txq.tpd_dma = alx->descmem.dma; |
||
1218 | |||
1219 | ; alignment requirement for next block |
||
1220 | ; BUILD_BUG_ON(tx_desc.sizeof % 8); |
||
1221 | ; |
||
1222 | ; alx->rxq.rrd = (void *)((u8 *)alx->descmem.virt + tx_desc.sizeof * TX_RING_SIZE); |
||
1223 | ; alx->rxq.rrd_dma = alx->descmem.dma + sizeof.tx_desc * TX_RING_SIZE; |
||
1224 | ; |
||
1225 | ; alignment requirement for next block |
||
1226 | ; BUILD_BUG_ON(rx_desc.sizeof % 8); |
||
1227 | ; |
||
1228 | ; alx->rxq.rfd = (void *)((u8 *)alx->descmem.virt + sizeof.tx_desx * TX_RING_SIZE + sizeof.rx_desc * RX_RING_SIZE); |
||
1229 | ; alx->rxq.rfd_dma = alx->descmem.dma + sizeof.tx_desc * TX_RING_SIZE + sizeof.rx_desc * RX_RING_SIZE; |
||
1230 | |||
1231 | xor eax, eax |
||
1232 | ret |
||
1233 | |||
1234 | |||
1235 | align 16 |
||
1236 | alx_alloc_rings: |
||
1237 | |||
1238 | DEBUGF 1,"alx_alloc_rings\n" |
||
1239 | |||
1240 | call alx_alloc_descriptors |
||
1241 | test eax, eax |
||
1242 | jnz .ret_err |
||
1243 | |||
1244 | and [ebx + device.int_mask], not ALX_ISR_ALL_QUEUES |
||
1245 | or [ebx + device.int_mask], ALX_ISR_TX_Q0 or ALX_ISR_RX_Q0 |
||
1246 | ; netif_napi_add(alx->dev, &alx->napi, alx_poll, 64); |
||
1247 | |||
1248 | call alx_reinit_rings |
||
1249 | .ret_err: |
||
1250 | ret |
||
1251 | |||
1252 | |||
1253 | align 16 |
||
1254 | alx_reinit_rings: |
||
1255 | |||
1256 | DEBUGF 1,"alx_reinit_rings\n" |
||
1257 | |||
1258 | call alx_free_rx_ring |
||
1259 | call alx_init_ring_ptrs |
||
1260 | call alx_refill_rx_ring |
||
1261 | |||
1262 | ret |
||
1263 | |||
1264 | |||
1265 | align 16 |
||
1266 | alx_refill_rx_ring: |
||
1267 | |||
1268 | DEBUGF 1,"alx_refill_rx_ring\n" |
||
1269 | |||
1270 | mov ecx, [ebx + device.rxq_write_idx] |
||
1271 | .loop: |
||
1272 | cmp dword[ebx + device.rfd_ring+ecx*sizeof.alx_rfd + alx_rfd.addr_l], 0 |
||
1273 | jne .done |
||
1274 | |||
1275 | invoke NetAlloc, NET_BUFF.data+RX_BUFFER_SIZE |
||
1276 | test eax, eax |
||
1277 | jz .done |
||
1278 | mov [ebx + device.rfd_ring_virt + ecx*4], eax |
||
1279 | add eax, NET_BUFF.data |
||
1280 | invoke GetPhysAddr |
||
1281 | mov dword[ebx + device.rfd_ring+ecx*sizeof.alx_rfd + alx_rfd.addr_l], eax |
||
1282 | mov dword[ebx + device.rfd_ring+ecx*sizeof.alx_rfd + alx_rfd.addr_h], 0 |
||
1283 | |||
1284 | mov eax, ecx |
||
1285 | inc ecx |
||
1286 | and ecx, RX_RING_SIZE - 1 |
||
1287 | |||
1288 | cmp ecx, [ebx + device.rxq_read_idx] |
||
1289 | jne .loop |
||
1290 | |||
1291 | mov ecx, eax |
||
1292 | |||
1293 | .done: |
||
1294 | cmp ecx, [ebx + device.rxq_write_idx] |
||
1295 | je .none |
||
1296 | |||
1297 | mov [ebx + device.rxq_write_idx], ecx |
||
1298 | mov esi, [ebx + device.mmio_addr] |
||
1299 | mov [esi + ALX_RFD_PIDX], cx |
||
1300 | |||
1301 | .none: |
||
1302 | xor eax, eax |
||
1303 | |||
1304 | ret |
||
1305 | |||
1306 | |||
1307 | align 16 |
||
1308 | alx_free_rx_ring: |
||
1309 | |||
1310 | DEBUGF 1,"alx_free_rx_ring\n" |
||
1311 | |||
1312 | xor ecx, ecx |
||
1313 | .loop: |
||
1314 | mov eax, [ebx + device.rfd_ring_virt + ecx*4] |
||
1315 | test eax, eax |
||
1316 | jz .next |
||
1317 | |||
1318 | invoke NetFree, eax |
||
1319 | |||
1320 | xor eax, eax |
||
1321 | mov dword[ebx + device.rfd_ring+ecx*sizeof.alx_rfd + alx_rfd.addr_l], eax |
||
1322 | mov dword[ebx + device.rfd_ring+ecx*sizeof.alx_rfd + alx_rfd.addr_h], eax |
||
1323 | mov [ebx + device.rfd_ring_virt + ecx*4], eax |
||
1324 | |||
1325 | .next: |
||
1326 | inc ecx |
||
1327 | cmp ecx, RX_RING_SIZE |
||
1328 | jb .loop |
||
1329 | |||
1330 | ret |
||
1331 | |||
1332 | |||
1333 | align 16 |
||
1334 | alx_configure: |
||
1335 | |||
1336 | DEBUGF 1,"alx_configure\n" |
||
1337 | |||
1338 | call alx_configure_basic |
||
1339 | call alx_disable_rss |
||
1340 | call __alx_set_rx_mode |
||
1341 | |||
1342 | mov esi, [ebx + device.mmio_addr] |
||
1343 | mov eax, [ebx + device.rx_ctrl] |
||
1344 | mov [esi + ALX_MAC_CTRL], eax |
||
1345 | |||
1346 | xor eax, eax |
||
1347 | ret |
||
1348 | |||
1349 | |||
1350 | align 16 |
||
1351 | alx_irq_enable: |
||
1352 | |||
1353 | DEBUGF 1,"alx_irq_enable\n" |
||
1354 | |||
1355 | mov esi, [ebx + device.mmio_addr] |
||
1356 | mov dword[esi + ALX_ISR], 0 |
||
1357 | mov eax, [ebx + device.int_mask] |
||
1358 | mov [esi + ALX_IMR], eax |
||
1359 | |||
1360 | call alx_post_write |
||
1361 | |||
1362 | ret |
||
1363 | |||
1364 | align 16 |
||
1365 | alx_irq_disable: |
||
1366 | |||
1367 | DEBUGF 1,"alx_irq_disable\n" |
||
1368 | |||
1369 | mov esi, [ebx + device.mmio_addr] |
||
1370 | mov dword[esi + ALX_ISR], ALX_ISR_DIS |
||
1371 | mov dword[esi + ALX_IMR], 0 |
||
1372 | |||
1373 | call alx_post_write |
||
1374 | |||
1375 | ret |
||
1376 | |||
1377 | |||
1378 | align 16 |
||
1379 | alx_post_write: |
||
1380 | |||
1381 | push eax |
||
1382 | mov esi, [ebx + device.mmio_addr] |
||
1383 | mov eax, [esi] |
||
1384 | pop eax |
||
1385 | |||
1386 | ret |
||
1387 | |||
1388 | |||
1389 | align 16 |
||
1390 | alx_configure_basic: |
||
1391 | |||
1392 | DEBUGF 1,"alx_configure_basic\n" |
||
1393 | |||
1394 | mov esi, [ebx + device.mmio_addr] |
||
1395 | |||
1396 | ;;; call alx_set_macaddr |
||
1397 | |||
1398 | mov dword[esi + ALX_CLK_GATE], ALX_CLK_GATE_ALL |
||
1399 | |||
1400 | ; idle timeout to switch clk_125M |
||
1401 | |||
1402 | cmp [ebx + device.chip_rev], ALX_REV_B0 |
||
1403 | jb @f |
||
1404 | mov dword[esi + ALX_IDLE_DECISN_TIMER], ALX_IDLE_DECISN_TIMER_DEF |
||
1405 | @@: |
||
1406 | |||
1407 | mov dword[esi + ALX_SMB_TIMER], SMB_TIMER * 500 |
||
1408 | |||
1409 | mov eax, [esi + ALX_MASTER] |
||
1410 | or eax, ALX_MASTER_IRQMOD2_EN or ALX_MASTER_IRQMOD1_EN or ALX_MASTER_SYSALVTIMER_EN |
||
1411 | mov [esi + ALX_MASTER], eax |
||
1412 | |||
1413 | mov dword[esi + ALX_IRQ_MODU_TIMER], (IMT / 2) shl ALX_IRQ_MODU_TIMER1_SHIFT |
||
1414 | |||
1415 | ; intr re-trig timeout |
||
1416 | mov dword[esi + ALX_INT_RETRIG], ALX_INT_RETRIG_TO |
||
1417 | |||
1418 | ; tpd threshold to trig int |
||
1419 | mov dword[esi + ALX_TINT_TPD_THRSHLD], ITH_TPD |
||
1420 | mov dword[esi + ALX_TINT_TIMER], IMT |
||
1421 | |||
1422 | mov dword[esi + ALX_MTU], RX_BUFFER_SIZE + 8 ;;;; |
||
1423 | |||
1424 | mov dword[esi + ALX_TXQ1], (((RX_BUFFER_SIZE + 8 + 7) shr 3) or ALX_TXQ1_ERRLGPKT_DROP_EN) |
||
1425 | |||
1426 | ; rxq, flow control |
||
1427 | |||
1428 | ; TODO set ALX_RXQ2 |
||
1429 | |||
1430 | ; RXQ0 |
||
1431 | mov eax, (ALX_RXQ0_NUM_RFD_PREF_DEF shl ALX_RXQ0_NUM_RFD_PREF_SHIFT) \ |
||
1432 | or (ALX_RXQ0_RSS_MODE_DIS shl ALX_RXQ0_RSS_MODE_SHIFT) \ |
||
1433 | or (ALX_RXQ0_IDT_TBL_SIZE_DEF shl ALX_RXQ0_IDT_TBL_SIZE_SHIFT) \ |
||
1434 | or ALX_RXQ0_RSS_HSTYP_ALL or ALX_RXQ0_RSS_HASH_EN or ALX_RXQ0_IPV6_PARSE_EN |
||
1435 | |||
7827 | hidnplayr | 1436 | test [ebx + device.pci_did], 1 ;;; FIXME: is gigabit device? |
7809 | hidnplayr | 1437 | jz @f |
1438 | or eax, ALX_RXQ0_ASPM_THRESH_100M shl ALX_RXQ0_ASPM_THRESH_SHIFT |
||
1439 | @@: |
||
1440 | mov dword[esi + ALX_RXQ0], eax |
||
1441 | |||
1442 | ; TODO: DMA |
||
1443 | ; mov eax, [esi + ALX_DMA] ; read and ignore? |
||
1444 | ; mov eax, [ebx + device.dma_chnl] |
||
1445 | ; dec eax |
||
1446 | ; shl eax, ALX_DMA_RCHNL_SEL_SHIFT |
||
1447 | ; or eax, (ALX_DMA_RORDER_MODE_OUT shl ALX_DMA_RORDER_MODE_SHIFT) \ |
||
1448 | ; or ALX_DMA_RREQ_PRI_DATA \ |
||
1449 | ; or (max_payload shl ALX_DMA_RREQ_BLEN_SHIFT ) \ |
||
1450 | ; or (ALX_DMA_WDLY_CNT_DEF shl ALX_DMA_WDLY_CNT_SHIFT ) \ |
||
1451 | ; or (ALX_DMA_RDLY_CNT_DEF shl ALX_DMA_RDLY_CNT_SHIFT ) |
||
1452 | ; mov [esi + ALX_DMA], eax |
||
1453 | |||
1454 | |||
1455 | ; default multi-tx-q weights |
||
1456 | mov eax, (ALX_WRR_PRI_RESTRICT_NONE shl ALX_WRR_PRI_SHIFT) \ |
||
1457 | or (4 shl ALX_WRR_PRI0_SHIFT) \ |
||
1458 | or (4 shl ALX_WRR_PRI1_SHIFT) \ |
||
1459 | or (4 shl ALX_WRR_PRI2_SHIFT) \ |
||
1460 | or (4 shl ALX_WRR_PRI3_SHIFT) |
||
1461 | mov [esi + ALX_WRR], eax |
||
1462 | |||
1463 | ret |
||
1464 | |||
1465 | |||
1466 | align 16 |
||
1467 | alx_disable_rss: |
||
1468 | |||
1469 | DEBUGF 1,"alx_disable_rss\n" |
||
1470 | |||
1471 | mov esi, [ebx + device.mmio_addr] |
||
1472 | |||
1473 | mov eax, [esi + ALX_RXQ0] |
||
1474 | and eax, not (ALX_RXQ0_RSS_HASH_EN) |
||
1475 | mov [esi + ALX_RXQ0] , eax |
||
1476 | |||
1477 | ret |
||
1478 | |||
1479 | align 16 |
||
1480 | __alx_set_rx_mode: |
||
1481 | |||
1482 | DEBUGF 1,"__alx_set_rx_mode\n" |
||
1483 | |||
1484 | mov esi, [ebx + device.mmio_addr] |
||
1485 | |||
1486 | ; if (!(netdev->flags & IFF_ALLMULTI)) { |
||
1487 | ; netdev_for_each_mc_addr(ha, netdev) |
||
1488 | ; alx_add_mc_addr(hw, ha->addr, mc_hash); |
||
1489 | ; |
||
1490 | ; alx_write_mem32(hw, ALX_HASH_TBL0, mc_hash[0]); |
||
1491 | ; alx_write_mem32(hw, ALX_HASH_TBL1, mc_hash[1]); |
||
1492 | ; } |
||
1493 | |||
1494 | mov eax, [ebx + device.rx_ctrl] |
||
1495 | or eax, ALX_MAC_CTRL_PROMISC_EN or ALX_MAC_CTRL_MULTIALL_EN |
||
1496 | mov [ebx + device.rx_ctrl], eax |
||
1497 | mov dword[esi + ALX_MAC_CTRL], eax |
||
1498 | |||
1499 | ret |
||
1500 | |||
1501 | |||
1502 | align 16 |
||
1503 | alx_check_link: |
||
1504 | |||
1505 | call alx_clear_phy_intr |
||
1506 | |||
1507 | mov edx, [ebx + device.state] |
||
1508 | |||
1509 | call alx_get_phy_link |
||
1510 | cmp eax, 0 |
||
1511 | jl .reset |
||
1512 | |||
1513 | mov esi, [ebx + device.mmio_addr] |
||
1514 | |||
1515 | spin_lock_irqsave |
||
1516 | or [ebx + device.int_mask], ALX_ISR_PHY |
||
1517 | mov eax, [ebx + device.int_mask] |
||
1518 | mov [esi + ALX_IMR], eax |
||
1519 | spin_unlock_irqrestore |
||
1520 | |||
1521 | cmp edx, [ebx + device.state] |
||
1522 | je .no_change |
||
1523 | |||
1524 | cmp [ebx + device.state], ETH_LINK_DOWN |
||
1525 | je .link_down |
||
1526 | |||
1527 | call alx_post_phy_link |
||
1528 | mov ecx, (ALX_PMCTRL_L0S_EN or ALX_PMCTRL_L1_EN or ALX_PMCTRL_ASPM_FCEN) |
||
1529 | call alx_enable_aspm |
||
1530 | call alx_start_mac |
||
1531 | |||
1532 | invoke NetLinkChanged |
||
1533 | |||
1534 | ret |
||
1535 | |||
1536 | .no_change: |
||
1537 | DEBUGF 1, "link state unchanged\n" |
||
1538 | |||
1539 | ret |
||
1540 | |||
1541 | .link_down: |
||
1542 | ; Link is now down |
||
1543 | |||
1544 | call alx_reset_mac |
||
1545 | test eax, eax |
||
1546 | jnz .reset |
||
1547 | |||
1548 | call alx_irq_disable |
||
1549 | |||
1550 | ; MAC reset causes all HW settings to be lost, restore all |
||
1551 | call alx_reinit_rings |
||
1552 | test eax, eax |
||
1553 | jnz .reset |
||
1554 | |||
1555 | call alx_configure |
||
1556 | mov ecx, (ALX_PMCTRL_L1_EN or ALX_PMCTRL_ASPM_FCEN) |
||
1557 | call alx_enable_aspm |
||
1558 | call alx_post_phy_link |
||
1559 | call alx_irq_enable |
||
1560 | |||
1561 | invoke NetLinkChanged |
||
1562 | |||
1563 | ret |
||
1564 | |||
1565 | .reset: |
||
1566 | DEBUGF 1, "alx_schedule_reset" |
||
1567 | ;;; call alx_schedule_reset |
||
1568 | |||
1569 | ret |
||
1570 | |||
1571 | |||
1572 | align 16 |
||
1573 | alx_post_phy_link: |
||
1574 | |||
1575 | cmp [ebx + device.chip_rev], ALX_REV_B0 |
||
1576 | ja .done |
||
1577 | |||
1578 | cmp [ebx + device.state], ETH_LINK_UNKNOWN |
||
1579 | jae @f |
||
1580 | |||
1581 | ; TODO |
||
1582 | ; stdcall alx_read_phy_ext, ALX_MIIEXT_AFE, ALX_MIIEXT_ANEG |
||
1583 | ; and eax, not (ALX_AFE_10BT_100M_TH) |
||
1584 | ; stdcall alx_write_phy_ext, ALX_MIIEXT_AFE, ALX_MIIEXT_ANEG, eax |
||
1585 | |||
1586 | ret |
||
1587 | @@: |
||
1588 | |||
1589 | .done: |
||
1590 | |||
1591 | ret |
||
1592 | |||
1593 | |||
1594 | align 16 |
||
1595 | alx_clear_phy_intr: |
||
1596 | |||
1597 | stdcall alx_read_phy_reg, 0, ALX_MII_ISR |
||
1598 | |||
1599 | ret |
||
1600 | |||
1601 | |||
1602 | align 16 |
||
1603 | alx_get_phy_link: |
||
1604 | |||
1605 | DEBUGF 1,"alx_get_phy_link\n" |
||
1606 | |||
1607 | stdcall alx_read_phy_reg, 0, MII_BMSR |
||
1608 | stdcall alx_read_phy_reg, 0, MII_BMSR |
||
1609 | |||
1610 | mov [ebx + device.state], ETH_LINK_DOWN |
||
1611 | |||
1612 | test ax, BMSR_LSTATUS |
||
1613 | jnz @f |
||
1614 | DEBUGF 1,"link is down\n" |
||
1615 | xor eax, eax |
||
1616 | ret |
||
1617 | @@: |
||
1618 | stdcall alx_read_phy_reg, 0, ALX_MII_GIGA_PSSR |
||
1619 | test ax, ALX_GIGA_PSSR_SPD_DPLX_RESOLVED |
||
1620 | jz .wrong_speed |
||
1621 | |||
1622 | DEBUGF 1,"link is up\n" |
||
1623 | |||
1624 | test ax, ALX_GIGA_PSSR_DPLX |
||
1625 | jz @f |
||
1626 | or [ebx + device.state], ETH_LINK_FD |
||
1627 | DEBUGF 1,"full duplex\n" |
||
1628 | @@: |
||
1629 | |||
1630 | and ax, ALX_GIGA_PSSR_SPEED |
||
1631 | cmp ax, ALX_GIGA_PSSR_1000MBS |
||
1632 | jne @f |
||
1633 | or [ebx + device.state], ETH_LINK_1G |
||
1634 | DEBUGF 1,"1 gigabit\n" |
||
1635 | ret |
||
1636 | |||
1637 | @@: |
||
1638 | cmp ax, ALX_GIGA_PSSR_100MBS |
||
1639 | jne @f |
||
1640 | or [ebx + device.state], ETH_LINK_100M |
||
1641 | DEBUGF 1,"100 mbit\n" |
||
1642 | ret |
||
1643 | |||
1644 | @@: |
||
1645 | cmp ax, ALX_GIGA_PSSR_10MBS |
||
1646 | jne @f |
||
1647 | or [ebx + device.state], ETH_LINK_10M |
||
1648 | DEBUGF 1,"10 mbit\n" |
||
1649 | ret |
||
1650 | |||
1651 | @@: |
||
1652 | mov [ebx + device.state], ETH_LINK_UNKNOWN |
||
1653 | DEBUGF 1,"speed unknown\n" |
||
1654 | ret |
||
1655 | |||
1656 | .wrong_speed: |
||
1657 | DEBUGF 1,"wrong speed\n" |
||
1658 | xor eax, eax |
||
1659 | dec eax |
||
1660 | ret |
||
1661 | |||
1662 | |||
1663 | |||
1664 | |||
1665 | align 16 |
||
1666 | proc alx_read_phy_reg stdcall, phy_addr:dword, reg:dword |
||
1667 | |||
1668 | ; FIXME: Only internal PHY for now, fixed clock |
||
1669 | |||
1670 | DEBUGF 1,"PHY read, addr=0x%x reg=0x%x\n", [phy_addr]:8, [reg]:8 |
||
1671 | |||
1672 | mov esi, [ebx + device.mmio_addr] |
||
1673 | |||
1674 | mov eax, [reg] |
||
1675 | shl eax, ALX_MDIO_REG_SHIFT |
||
1676 | or eax, ALX_MDIO_SPRES_PRMBL or (ALX_MDIO_CLK_SEL_25MD4 shl ALX_MDIO_CLK_SEL_SHIFT) or ALX_MDIO_START or ALX_MDIO_OP_READ |
||
1677 | mov dword[esi + ALX_MDIO], eax |
||
1678 | |||
1679 | mov ecx, ALX_MDIO_MAX_AC_TO |
||
1680 | .loop: |
||
1681 | mov eax, dword[esi + ALX_MDIO] |
||
1682 | test eax, ALX_MDIO_BUSY |
||
1683 | jz .ready |
||
1684 | |||
1685 | push esi ecx |
||
1686 | xor esi, esi |
||
1687 | inc esi |
||
1688 | invoke Sleep ;; FIXME: udelay(10) |
||
1689 | pop ecx esi |
||
1690 | |||
1691 | dec ecx |
||
1692 | jnz .loop |
||
1693 | |||
1694 | DEBUGF 1,"PHY read timeout!\n" |
||
1695 | xor eax, eax |
||
1696 | dec eax |
||
1697 | ret |
||
1698 | |||
1699 | .ready: |
||
1700 | ; shr eax, ALX_MDIO_DATA_SHIFT |
||
1701 | and eax, ALX_MDIO_DATA_MASK |
||
1702 | |||
1703 | DEBUGF 1,"PHY read, val=0x%x\n", eax:4 |
||
1704 | |||
1705 | ret |
||
1706 | |||
1707 | endp |
||
1708 | |||
1709 | |||
1710 | |||
1711 | |||
1712 | align 16 |
||
1713 | proc alx_write_phy_reg stdcall, phy_addr:dword, reg:dword, val:dword |
||
1714 | |||
1715 | ; FIXME: Only internal PHY for now, fixed clock |
||
1716 | |||
1717 | DEBUGF 1,"PHY write, addr=0x%x reg=0x%x, data=0x%x\n", [phy_addr]:8, [reg]:8, [val]:8 |
||
1718 | |||
1719 | mov esi, [ebx + device.mmio_addr] |
||
1720 | |||
1721 | mov eax, [reg] |
||
1722 | shl eax, ALX_MDIO_REG_SHIFT |
||
1723 | mov ax, word[val] ; data must be in 16 lower bits :) |
||
1724 | or eax, ALX_MDIO_SPRES_PRMBL or (ALX_MDIO_CLK_SEL_25MD4 shl ALX_MDIO_CLK_SEL_SHIFT) or ALX_MDIO_START |
||
1725 | mov dword[esi + ALX_MDIO], eax |
||
1726 | |||
1727 | mov ecx, ALX_MDIO_MAX_AC_TO |
||
1728 | .loop: |
||
1729 | mov eax, dword[esi + ALX_MDIO] |
||
1730 | test eax, ALX_MDIO_BUSY |
||
1731 | jz .ready |
||
1732 | |||
1733 | push esi ecx |
||
1734 | xor esi, esi |
||
1735 | inc esi |
||
1736 | invoke Sleep ;; FIXME: udelay(10) |
||
1737 | pop ecx esi |
||
1738 | |||
1739 | dec ecx |
||
1740 | jnz .loop |
||
1741 | |||
1742 | DEBUGF 1,"PHY write timeout!\n" |
||
1743 | xor eax, eax |
||
1744 | dec eax |
||
1745 | ret |
||
1746 | |||
1747 | .ready: |
||
1748 | DEBUGF 1,"PHY write OK\n" |
||
1749 | xor eax, eax |
||
1750 | |||
1751 | ret |
||
1752 | endp |
||
1753 | |||
1754 | align 16 |
||
1755 | alx_request_irq: |
||
1756 | |||
1757 | DEBUGF 1,"Request IRQ\n" |
||
1758 | |||
1759 | mov esi, [ebx + device.mmio_addr] |
||
1760 | |||
1761 | ; Only legacy interrupts supported for now. |
||
1762 | mov dword[esi + ALX_MSI_RETRANS_TIMER], 0 |
||
1763 | |||
1764 | ret |
||
1765 | |||
1766 | |||
1767 | ; End of code |
||
1768 | |||
1769 | data fixups |
||
1770 | end data |
||
1771 | |||
1772 | include '../peimport.inc' |
||
1773 | |||
1774 | my_service db 'AR81XX',0 ; max 16 chars include zero |
||
1775 | |||
7827 | hidnplayr | 1776 | |
1777 | chiplist: |
||
1778 | dd (ALX_DEV_ID_AR8131 shl 16) or ALX_VEN_ID, ar8131_sz |
||
1779 | dd (ALX_DEV_ID_AR8161 shl 16) or ALX_VEN_ID, ar8161_sz |
||
1780 | dd (ALX_DEV_ID_AR8162 shl 16) or ALX_VEN_ID, ar8162_sz |
||
1781 | dd (ALX_DEV_ID_AR8171 shl 16) or ALX_VEN_ID, ar8171_sz |
||
1782 | dd (ALX_DEV_ID_AR8172 shl 16) or ALX_VEN_ID, ar8172_sz |
||
1783 | dd (ALX_DEV_ID_E2200 shl 16) or ALX_VEN_ID, e2200_sz |
||
1784 | dd (ALX_DEV_ID_E2400 shl 16) or ALX_VEN_ID, e2400_sz |
||
1785 | dd (ALX_DEV_ID_E2500 shl 16) or ALX_VEN_ID, e2500_sz |
||
1786 | dd 0 |
||
1787 | |||
1788 | ar8131_sz db "AR8131", 0 |
||
1789 | ar8161_sz db "AR8161", 0 |
||
1790 | ar8162_sz db "AR8162", 0 |
||
1791 | ar8171_sz db "QCA8171", 0 |
||
1792 | ar8172_sz db "QCA8172", 0 |
||
1793 | e2200_sz db "Killer E2200", 0 |
||
1794 | e2400_sz db "Killer E2400", 0 |
||
1795 | e2500_sz db "Killer E2500", 0 |
||
1796 | |||
7809 | hidnplayr | 1797 | include_debug_strings |
1798 | |||
1799 | align 4 |
||
1800 | devices dd 0 |
||
1801 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
||
1802 |