Rev 5074 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
5363 | yogev_ezra | 3 | ;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
6 | ;; Broadcom NetXtreme 57xx driver for KolibriOS ;; |
||
7 | ;; ;; |
||
8 | ;; ;; |
||
9 | ;; GNU GENERAL PUBLIC LICENSE ;; |
||
10 | ;; Version 2, June 1991 ;; |
||
11 | ;; ;; |
||
12 | ;; Broadcom's programmers's manual for the BCM57xx ;; |
||
13 | ;; http://www.broadcom.com/collateral/pg/57XX-PG105-R.pdf ;; |
||
14 | ;; ;; |
||
15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
16 | |||
4663 | hidnplayr | 17 | format PE DLL native |
18 | entry START |
||
3545 | hidnplayr | 19 | |
4663 | hidnplayr | 20 | CURRENT_API = 0x0200 |
21 | COMPATIBLE_API = 0x0100 |
||
22 | API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
||
3545 | hidnplayr | 23 | |
24 | MAX_DEVICES = 16 |
||
25 | |||
26 | __DEBUG__ = 1 |
||
27 | __DEBUG_LEVEL__ = 2 |
||
28 | |||
4663 | hidnplayr | 29 | section '.flat' readable writable executable |
30 | |||
31 | include '../proc32.inc' |
||
4467 | hidnplayr | 32 | include '../struct.inc' |
33 | include '../macros.inc' |
||
3545 | hidnplayr | 34 | include '../fdo.inc' |
5074 | hidnplayr | 35 | include '../netdrv.inc' |
3545 | hidnplayr | 36 | |
4663 | hidnplayr | 37 | struct device ETH_DEVICE |
3545 | hidnplayr | 38 | |
4663 | hidnplayr | 39 | mmio_addr dd ? |
40 | pci_bus dd ? |
||
41 | pci_dev dd ? |
||
42 | irq_line db ? |
||
3545 | hidnplayr | 43 | |
4663 | hidnplayr | 44 | cur_tx dd ? |
45 | last_tx dd ? |
||
3545 | hidnplayr | 46 | |
4663 | hidnplayr | 47 | rb 0x100 - ($ and 0xff) ; align 256 |
48 | rx_desc rd 256/8 |
||
3545 | hidnplayr | 49 | |
4663 | hidnplayr | 50 | rb 0x100 - ($ and 0xff) ; align 256 |
51 | tx_desc rd 256/8 |
||
3545 | hidnplayr | 52 | |
4663 | hidnplayr | 53 | ends |
3545 | hidnplayr | 54 | |
55 | |||
56 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
57 | ;; ;; |
||
58 | ;; proc START ;; |
||
59 | ;; ;; |
||
60 | ;; (standard driver proc) ;; |
||
61 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
62 | |||
4663 | hidnplayr | 63 | proc START c, reason:dword, cmdline:dword |
3545 | hidnplayr | 64 | |
4663 | hidnplayr | 65 | cmp [reason], DRV_ENTRY |
66 | jne .fail |
||
3545 | hidnplayr | 67 | |
4663 | hidnplayr | 68 | DEBUGF 1,"Loading driver\n" |
69 | invoke RegService, my_service, service_proc |
||
3545 | hidnplayr | 70 | ret |
71 | |||
72 | .fail: |
||
4663 | hidnplayr | 73 | xor eax, eax |
3545 | hidnplayr | 74 | ret |
75 | |||
76 | endp |
||
77 | |||
78 | |||
79 | |||
80 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
81 | ;; ;; |
||
82 | ;; proc SERVICE_PROC ;; |
||
83 | ;; ;; |
||
84 | ;; (standard driver proc) ;; |
||
85 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
86 | |||
87 | proc service_proc stdcall, ioctl:dword |
||
88 | |||
89 | mov edx, [ioctl] |
||
4470 | hidnplayr | 90 | mov eax, [edx + IOCTL.io_code] |
3545 | hidnplayr | 91 | |
92 | ;------------------------------------------------------ |
||
93 | |||
94 | cmp eax, 0 ;SRV_GETVERSION |
||
95 | jne @F |
||
96 | |||
4470 | hidnplayr | 97 | cmp [edx + IOCTL.out_size], 4 |
3545 | hidnplayr | 98 | jb .fail |
4470 | hidnplayr | 99 | mov eax, [edx + IOCTL.output] |
3545 | hidnplayr | 100 | mov [eax], dword API_VERSION |
101 | |||
102 | xor eax, eax |
||
103 | ret |
||
104 | |||
105 | ;------------------------------------------------------ |
||
106 | @@: |
||
107 | cmp eax, 1 ;SRV_HOOK |
||
108 | jne .fail |
||
109 | |||
4470 | hidnplayr | 110 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
3545 | hidnplayr | 111 | jb .fail |
112 | |||
4470 | hidnplayr | 113 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 114 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
115 | jne .fail ; other types arent supported for this card yet |
||
116 | |||
117 | ; check if the device is already listed |
||
118 | |||
119 | mov esi, device_list |
||
120 | mov ecx, [devices] |
||
121 | test ecx, ecx |
||
122 | jz .firstdevice |
||
123 | |||
4470 | hidnplayr | 124 | ; mov eax, [edx + IOCTL.input] ; get the pci bus and device numbers |
3545 | hidnplayr | 125 | mov ax, [eax+1] ; |
126 | .nextdevice: |
||
127 | mov ebx, [esi] |
||
4663 | hidnplayr | 128 | cmp al, byte [ebx + device.pci_bus] |
3545 | hidnplayr | 129 | jne .next |
4663 | hidnplayr | 130 | cmp ah, byte [ebx + device.pci_dev] |
3545 | hidnplayr | 131 | je .find_devicenum ; Device is already loaded, let's find it's device number |
132 | .next: |
||
133 | add esi, 4 |
||
134 | loop .nextdevice |
||
135 | |||
136 | |||
137 | ; This device doesnt have its own eth_device structure yet, lets create one |
||
138 | .firstdevice: |
||
139 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
||
140 | jae .fail |
||
141 | |||
4663 | hidnplayr | 142 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
3545 | hidnplayr | 143 | |
144 | ; Fill in the direct call addresses into the struct |
||
145 | |||
4663 | hidnplayr | 146 | mov [ebx + device.reset], reset |
147 | mov [ebx + device.transmit], transmit |
||
148 | mov [ebx + device.unload], unload |
||
149 | mov [ebx + device.name], my_service |
||
3545 | hidnplayr | 150 | |
151 | ; save the pci bus and device numbers |
||
152 | |||
4470 | hidnplayr | 153 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 154 | movzx ecx, byte [eax+1] |
4663 | hidnplayr | 155 | mov [ebx + device.pci_bus], ecx |
3545 | hidnplayr | 156 | movzx ecx, byte [eax+2] |
4663 | hidnplayr | 157 | mov [ebx + device.pci_dev], ecx |
3545 | hidnplayr | 158 | |
159 | ; Now, it's time to find the base mmio addres of the PCI device |
||
160 | |||
4663 | hidnplayr | 161 | stdcall PCI_find_mmio32, [ebx + device.pci_bus], [ebx + device.pci_dev] |
3545 | hidnplayr | 162 | |
163 | ; Create virtual mapping of the physical memory |
||
164 | |||
165 | push 1Bh ; PG_SW+PG_NOCACHE |
||
166 | push 10000h ; size of the map |
||
167 | push eax |
||
4663 | hidnplayr | 168 | invoke MapIoMem |
169 | mov [ebx + device.mmio_addr], eax |
||
3545 | hidnplayr | 170 | |
171 | ; We've found the mmio address, find IRQ now |
||
172 | |||
4663 | hidnplayr | 173 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
174 | mov [ebx + device.irq_line], al |
||
3545 | hidnplayr | 175 | |
176 | DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\ |
||
4663 | hidnplayr | 177 | [ebx + device.pci_dev]:1,[ebx + device.pci_bus]:1,[ebx + device.irq_line]:1,[ebx + device.mmio_addr]:8 |
3545 | hidnplayr | 178 | |
179 | ; Ok, the eth_device structure is ready, let's probe the device |
||
180 | call probe ; this function will output in eax |
||
181 | test eax, eax |
||
182 | jnz .err ; If an error occured, exit |
||
183 | |||
184 | mov eax, [devices] ; Add the device structure to our device list |
||
185 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
||
186 | inc [devices] ; |
||
187 | |||
4663 | hidnplayr | 188 | mov [ebx + device.type], NET_TYPE_ETH |
189 | invoke NetRegDev |
||
3545 | hidnplayr | 190 | |
191 | cmp eax, -1 |
||
192 | je .destroy |
||
193 | |||
194 | ret |
||
195 | |||
196 | ; If the device was already loaded, find the device number and return it in eax |
||
197 | |||
198 | .find_devicenum: |
||
199 | DEBUGF 1,"Trying to find device number of already registered device\n" |
||
4663 | hidnplayr | 200 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
3545 | hidnplayr | 201 | ; into a device number in edi |
202 | mov eax, edi ; Application wants it in eax instead |
||
203 | DEBUGF 1,"Kernel says: %u\n", eax |
||
204 | ret |
||
205 | |||
206 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
||
207 | |||
208 | .destroy: |
||
209 | ; todo: reset device into virgin state |
||
210 | |||
211 | .err: |
||
4663 | hidnplayr | 212 | invoke KernelFree, ebx |
3545 | hidnplayr | 213 | |
214 | .fail: |
||
215 | or eax, -1 |
||
216 | ret |
||
217 | |||
218 | ;------------------------------------------------------ |
||
219 | endp |
||
220 | |||
221 | |||
222 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
223 | ;; ;; |
||
224 | ;; Actual Hardware dependent code starts here ;; |
||
225 | ;; ;; |
||
226 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
227 | |||
228 | unload: |
||
229 | ; TODO: (in this particular order) |
||
230 | ; |
||
231 | ; - Stop the device |
||
232 | ; - Detach int handler |
||
233 | ; - Remove device from local list (device_list) |
||
234 | ; - call unregister function in kernel |
||
235 | ; - Remove all allocated structures and buffers the card used |
||
236 | |||
237 | or eax, -1 |
||
238 | |||
239 | ret |
||
240 | |||
241 | |||
242 | |||
243 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
244 | ;; |
||
4663 | hidnplayr | 245 | ;; probe: enables the device (if it really is BCM57XX) |
3545 | hidnplayr | 246 | ;; |
247 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
4663 | hidnplayr | 248 | |
3545 | hidnplayr | 249 | probe: |
250 | |||
251 | DEBUGF 1,"Probe\n" |
||
252 | |||
4663 | hidnplayr | 253 | ; Make the device a bus master |
254 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
||
255 | or al, PCI_CMD_MASTER |
||
256 | invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
||
3545 | hidnplayr | 257 | |
4663 | hidnplayr | 258 | |
3545 | hidnplayr | 259 | ; TODO: validate the device |
260 | |||
261 | |||
262 | |||
263 | |||
264 | reset: |
||
265 | |||
266 | DEBUGF 1,"Reset\n" |
||
267 | |||
4663 | hidnplayr | 268 | movzx eax, [ebx + device.irq_line] |
3545 | hidnplayr | 269 | DEBUGF 1,"Attaching int handler to irq %x\n", eax:1 |
4663 | hidnplayr | 270 | invoke AttachIntHandler, eax, int_handler, ebx |
3545 | hidnplayr | 271 | test eax, eax |
272 | jnz @f |
||
273 | DEBUGF 1,"\nCould not attach int handler!\n" |
||
274 | ; or eax, -1 |
||
275 | ; ret |
||
276 | @@: |
||
277 | |||
278 | call read_mac |
||
279 | |||
280 | ; Set the mtu, kernel will be able to send now |
||
4663 | hidnplayr | 281 | mov [ebx + device.mtu], 1514 |
3545 | hidnplayr | 282 | |
283 | ; Set link state to unknown |
||
4663 | hidnplayr | 284 | mov [ebx + device.state], ETH_LINK_UNKNOWN |
3545 | hidnplayr | 285 | |
286 | ret |
||
287 | |||
288 | |||
289 | |||
290 | |||
291 | align 4 |
||
292 | read_mac: |
||
293 | |||
294 | DEBUGF 1,"Read MAC\n" |
||
295 | |||
4663 | hidnplayr | 296 | mov esi, [ebx + device.mmio_addr] |
297 | lea edi, [ebx + device.mac] |
||
3545 | hidnplayr | 298 | movsd |
299 | movsw |
||
300 | |||
301 | .mac_ok: |
||
302 | DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\ |
||
4663 | hidnplayr | 303 | [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 |
3545 | hidnplayr | 304 | |
305 | ret |
||
306 | |||
307 | |||
308 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
309 | ;; ;; |
||
310 | ;; Transmit ;; |
||
311 | ;; ;; |
||
312 | ;; In: buffer pointer in [esp+4] ;; |
||
313 | ;; size of buffer in [esp+8] ;; |
||
314 | ;; pointer to device structure in ebx ;; |
||
315 | ;; ;; |
||
316 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
4663 | hidnplayr | 317 | |
318 | proc transmit stdcall bufferptr, buffersize |
||
319 | |||
320 | pushf |
||
321 | cli |
||
322 | |||
323 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [buffersize] |
||
324 | mov eax, [bufferptr] |
||
325 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
||
3545 | hidnplayr | 326 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
327 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
328 | [eax+13]:2,[eax+12]:2 |
||
329 | |||
4663 | hidnplayr | 330 | cmp [buffersize], 1514 |
3545 | hidnplayr | 331 | ja .fail |
4663 | hidnplayr | 332 | cmp [buffersize], 60 |
3545 | hidnplayr | 333 | jb .fail |
334 | |||
335 | |||
336 | |||
337 | |||
4663 | hidnplayr | 338 | |
3545 | hidnplayr | 339 | ; Update stats |
4663 | hidnplayr | 340 | inc [ebx + device.packets_tx] |
341 | mov eax, [buffersize] |
||
342 | add dword[ebx + device.bytes_tx], eax |
||
343 | adc dword[ebx + device.bytes_tx + 4], 0 |
||
3545 | hidnplayr | 344 | |
4663 | hidnplayr | 345 | DEBUGF 1,"Transmit OK\n" |
346 | popf |
||
4334 | hidnplayr | 347 | xor eax, eax |
4663 | hidnplayr | 348 | ret |
3545 | hidnplayr | 349 | |
350 | .fail: |
||
4663 | hidnplayr | 351 | DEBUGF 2,"Transmit failed\n" |
352 | invoke KernelFree, [bufferptr] |
||
353 | popf |
||
4334 | hidnplayr | 354 | or eax, -1 |
4663 | hidnplayr | 355 | ret |
3545 | hidnplayr | 356 | |
4663 | hidnplayr | 357 | endp |
3545 | hidnplayr | 358 | |
4663 | hidnplayr | 359 | |
3545 | hidnplayr | 360 | ;;;;;;;;;;;;;;;;;;;;;;; |
361 | ;; ;; |
||
362 | ;; Interrupt handler ;; |
||
363 | ;; ;; |
||
364 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
365 | |||
366 | align 4 |
||
367 | int_handler: |
||
368 | |||
369 | push ebx esi edi |
||
370 | |||
4663 | hidnplayr | 371 | DEBUGF 1,"INT\n" |
3545 | hidnplayr | 372 | ;------------------------------------------- |
373 | ; Find pointer of device wich made IRQ occur |
||
374 | |||
375 | mov ecx, [devices] |
||
376 | test ecx, ecx |
||
377 | jz .nothing |
||
378 | mov esi, device_list |
||
379 | .nextdevice: |
||
380 | mov ebx, [esi] |
||
381 | |||
4663 | hidnplayr | 382 | ; mov edi, [ebx + device.mmio_addr] |
3545 | hidnplayr | 383 | ; mov eax, [edi + REG_ICR] |
384 | test eax, eax |
||
385 | jnz .got_it |
||
386 | .continue: |
||
387 | add esi, 4 |
||
388 | dec ecx |
||
389 | jnz .nextdevice |
||
390 | .nothing: |
||
391 | pop edi esi ebx |
||
392 | xor eax, eax |
||
393 | |||
394 | ret |
||
395 | |||
396 | .got_it: |
||
397 | |||
398 | DEBUGF 1,"Device: %x Status: %x ", ebx, eax |
||
399 | |||
400 | pop edi esi ebx |
||
401 | xor eax, eax |
||
402 | inc eax |
||
403 | |||
404 | ret |
||
405 | |||
406 | |||
407 | |||
408 | |||
409 | ; End of code |
||
410 | |||
4663 | hidnplayr | 411 | data fixups |
412 | end data |
||
3545 | hidnplayr | 413 | |
4663 | hidnplayr | 414 | include '../peimport.inc' |
415 | |||
3545 | hidnplayr | 416 | my_service db 'BCM57XX',0 ; max 16 chars include zero |
417 | |||
418 | include_debug_strings ; All data wich FDO uses will be included here |
||
419 | |||
4663 | hidnplayr | 420 | align 4 |
421 | devices dd 0 |
||
3545 | hidnplayr | 422 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling |
423 |