Rev 6711 | Rev 9149 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
6227 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2016. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
6 | ;; Realtek 8139 driver for KolibriOS ;; |
||
7 | ;; ;; |
||
8 | ;; based on RTL8139.asm driver for menuetos ;; |
||
9 | ;; and realtek8139.asm for SolarOS by Eugen Brasoveanu ;; |
||
10 | ;; ;; |
||
11 | ;; Written by hidnplayr@kolibrios.org ;; |
||
12 | ;; ;; |
||
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
||
14 | ;; Version 2, June 1991 ;; |
||
15 | ;; ;; |
||
16 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
17 | |||
5045 | hidnplayr | 18 | format PE DLL native |
19 | entry START |
||
3545 | hidnplayr | 20 | |
5045 | hidnplayr | 21 | CURRENT_API = 0x0200 |
22 | COMPATIBLE_API = 0x0100 |
||
23 | API_VERSION = (COMPATIBLE_API shl 16) + CURRENT_API |
||
3545 | hidnplayr | 24 | |
25 | MAX_DEVICES = 16 |
||
26 | |||
5045 | hidnplayr | 27 | RBLEN = 3 ; Receive buffer size: 0==8K 1==16k 2==32k 3==64k |
3545 | hidnplayr | 28 | |
5045 | hidnplayr | 29 | TXRR = 8 ; total retries = 16+(TXRR*16) |
30 | TX_MXDMA = 6 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=2048 |
||
31 | ERTXTH = 8 ; in unit of 32 bytes e.g:(8*32)=256 |
||
32 | RX_MXDMA = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=unlimited |
||
33 | RXFTH = 7 ; 0=16 1=32 2=64 3=128 4=256 5=512 6=1024 7=no threshold |
||
3857 | hidnplayr | 34 | |
3545 | hidnplayr | 35 | __DEBUG__ = 1 |
5045 | hidnplayr | 36 | __DEBUG_LEVEL__ = 2 ; 1 = verbose, 2 = errors only |
3545 | hidnplayr | 37 | |
5045 | hidnplayr | 38 | section '.flat' readable writable executable |
39 | |||
40 | include '../proc32.inc' |
||
4467 | hidnplayr | 41 | include '../struct.inc' |
42 | include '../macros.inc' |
||
3545 | hidnplayr | 43 | include '../fdo.inc' |
5074 | hidnplayr | 44 | include '../netdrv.inc' |
3545 | hidnplayr | 45 | |
46 | REG_IDR0 = 0x00 |
||
47 | REG_MAR0 = 0x08 ; multicast filter register 0 |
||
48 | REG_MAR4 = 0x0c ; multicast filter register 4 |
||
49 | REG_TSD0 = 0x10 ; transmit status of descriptor |
||
50 | REG_TSAD0 = 0x20 ; transmit start address of descriptor |
||
51 | REG_RBSTART = 0x30 ; RxBuffer start address |
||
52 | REG_COMMAND = 0x37 ; command register |
||
53 | REG_CAPR = 0x38 ; current address of packet read (word) R/W |
||
54 | REG_IMR = 0x3c ; interrupt mask register |
||
55 | REG_ISR = 0x3e ; interrupt status register |
||
56 | REG_TXCONFIG = 0x40 ; transmit configuration register |
||
57 | REG_RXCONFIG = 0x44 ; receive configuration register 0 |
||
58 | REG_MPC = 0x4c ; missed packet counter |
||
59 | REG_9346CR = 0x50 ; serial eeprom 93C46 command register |
||
60 | REG_CONFIG1 = 0x52 ; configuration register 1 |
||
6227 | hidnplayr | 61 | REG_MSR = 0x58 ; Media Status register |
3545 | hidnplayr | 62 | REG_CONFIG4 = 0x5a ; configuration register 4 |
63 | REG_HLTCLK = 0x5b ; undocumented halt clock register |
||
64 | REG_BMCR = 0x62 ; basic mode control register |
||
65 | REG_ANAR = 0x66 ; auto negotiation advertisement register |
||
66 | REG_9346CR_WE = 11b shl 6 |
||
67 | |||
68 | BIT_RUNT = 4 ; total packet length < 64 bytes |
||
69 | BIT_LONG = 3 ; total packet length > 4k |
||
70 | BIT_CRC = 2 ; crc error occured |
||
71 | BIT_FAE = 1 ; frame alignment error occured |
||
72 | BIT_ROK = 0 ; received packet is ok |
||
73 | |||
74 | BIT_RST = 4 ; reset bit |
||
75 | BIT_RE = 3 ; receiver enabled |
||
76 | BIT_TE = 2 ; transmitter enabled |
||
77 | BUFE = 1 ; rx buffer is empty, no packet stored |
||
78 | |||
79 | BIT_ISR_TOK = 2 ; transmit ok |
||
80 | BIT_ISR_RER = 1 ; receive error interrupt |
||
81 | BIT_ISR_ROK = 0 ; receive ok |
||
82 | |||
83 | BIT_TX_MXDMA = 8 ; Max DMA burst size per Tx DMA burst |
||
84 | BIT_TXRR = 4 ; Tx Retry count 16+(TXRR*16) |
||
85 | |||
86 | BIT_RXFTH = 13 ; Rx fifo threshold |
||
87 | BIT_RBLEN = 11 ; Ring buffer length indicator |
||
88 | BIT_RX_MXDMA = 8 ; Max DMA burst size per Rx DMA burst |
||
89 | BIT_NOWRAP = 7 ; transfered data wrapping |
||
90 | BIT_9356SEL = 6 ; eeprom selector 9346/9356 |
||
91 | BIT_AER = 5 ; accept error packets |
||
92 | BIT_AR = 4 ; accept runt packets |
||
93 | BIT_AB = 3 ; accept broadcast packets |
||
94 | BIT_AM = 2 ; accept multicast packets |
||
95 | BIT_APM = 1 ; accept physical match packets |
||
96 | BIT_AAP = 0 ; accept all packets |
||
97 | |||
98 | BIT_93C46_EEM1 = 7 ; RTL8139 eeprom operating mode1 |
||
99 | BIT_93C46_EEM0 = 6 ; RTL8139 eeprom operating mode0 |
||
100 | BIT_93C46_EECS = 3 ; chip select |
||
101 | BIT_93C46_EESK = 2 ; serial data clock |
||
102 | BIT_93C46_EEDI = 1 ; serial data input |
||
103 | BIT_93C46_EEDO = 0 ; serial data output |
||
104 | |||
105 | BIT_LWACT = 4 ; see REG_CONFIG1 |
||
106 | BIT_SLEEP = 1 ; sleep bit at older chips |
||
107 | BIT_PWRDWN = 0 ; power down bit at older chips |
||
108 | BIT_PMEn = 0 ; power management enabled |
||
109 | |||
110 | BIT_LWPTN = 2 ; see REG_CONFIG4 |
||
111 | |||
112 | BIT_ERTXTH = 16 ; early TX threshold |
||
113 | BIT_TOK = 15 ; transmit ok |
||
114 | BIT_OWN = 13 ; tx DMA operation is completed |
||
115 | |||
116 | BIT_ANE = 12 ; auto negotiation enable |
||
117 | |||
118 | BIT_TXFD = 8 ; 100base-T full duplex |
||
119 | BIT_TX = 7 ; 100base-T |
||
120 | BIT_10FD = 6 ; 10base-T full duplex |
||
121 | BIT_10 = 5 ; 10base-T |
||
122 | BIT_SELECTOR = 0 ; binary encoded selector CSMA/CD=00001 |
||
123 | |||
6229 | hidnplayr | 124 | BIT_IFG1 = 1 shl 25 |
125 | BIT_IFG0 = 1 shl 24 |
||
3545 | hidnplayr | 126 | |
127 | RX_CONFIG = (RBLEN shl BIT_RBLEN) or \ |
||
128 | (RX_MXDMA shl BIT_RX_MXDMA) or \ |
||
129 | (1 shl BIT_NOWRAP) or \ |
||
130 | (RXFTH shl BIT_RXFTH) or\ |
||
3857 | hidnplayr | 131 | (1 shl BIT_AB) or \ ; Accept broadcast packets |
132 | (1 shl BIT_APM) or \ ; Accept physical match packets |
||
133 | (1 shl BIT_AER) or \ ; Accept error packets |
||
134 | (1 shl BIT_AR) or \ ; Accept Runt packets (smaller then 64 bytes) |
||
135 | (1 shl BIT_AM) ; Accept multicast packets |
||
3545 | hidnplayr | 136 | |
3857 | hidnplayr | 137 | RX_BUFFER_SIZE = (8192 shl RBLEN);+16+1500 |
138 | NUM_TX_DESC = 4 ; not user selectable |
||
3545 | hidnplayr | 139 | |
140 | EE_93C46_REG_ETH_ID = 7 ; MAC offset |
||
141 | EE_93C46_READ_CMD = (6 shl 6) ; 110b + 6bit address |
||
142 | EE_93C56_READ_CMD = (6 shl 8) ; 110b + 8bit address |
||
143 | EE_93C46_CMD_LENGTH = 9 ; start bit + cmd + 6bit address |
||
144 | EE_93C56_CMD_LENGTH = 11 ; start bit + cmd + 8bit ddress |
||
145 | |||
6227 | hidnplayr | 146 | ; See chapter "5.7 Transmit Configuration Register" of RTL8139D(L).pdf |
6711 | hidnplayr | 147 | VER_RTL8139 = 1000000b |
148 | VER_RTL8139_K = 1100000b |
||
3545 | hidnplayr | 149 | VER_RTL8139A = 1110000b |
6711 | hidnplayr | 150 | VER_RTL8139A_G = 1110010b |
3545 | hidnplayr | 151 | VER_RTL8139B = 1111000b |
6711 | hidnplayr | 152 | VER_RTL8130 = 1111100b |
3545 | hidnplayr | 153 | VER_RTL8139C = 1110100b |
154 | VER_RTL8100 = 1111010b |
||
6711 | hidnplayr | 155 | VER_RTL8100_8139D = 1110101b |
6713 | hidnplayr | 156 | VER_RTL8139CP = 1110110b |
3545 | hidnplayr | 157 | VER_RTL8101 = 1110111b |
158 | |||
6711 | hidnplayr | 159 | IDX_UNKNOWN = 0 |
160 | IDX_RTL8139 = 1 |
||
161 | IDX_RTL8139_K = 2 |
||
162 | IDX_RTL8139A = 3 |
||
163 | IDX_RTL8139A_G = 4 |
||
164 | IDX_RTL8139B = 5 |
||
165 | IDX_RTL8130 = 6 |
||
166 | IDX_RTL8139C = 7 |
||
167 | IDX_RTL8100 = 8 |
||
168 | IDX_RTL8100_8139D = 9 |
||
6713 | hidnplayr | 169 | IDX_RTL8139CP = 10 |
170 | IDX_RTL8101 = 11 |
||
3545 | hidnplayr | 171 | |
6713 | hidnplayr | 172 | HW_VERSIONS = 11 |
6711 | hidnplayr | 173 | |
3545 | hidnplayr | 174 | ISR_SERR = 1 shl 15 |
175 | ISR_TIMEOUT = 1 shl 14 |
||
176 | ISR_LENCHG = 1 shl 13 |
||
177 | ISR_FIFOOVW = 1 shl 6 |
||
178 | ISR_PUN = 1 shl 5 |
||
179 | ISR_RXOVW = 1 shl 4 |
||
180 | ISR_TER = 1 shl 3 |
||
181 | ISR_TOK = 1 shl 2 |
||
182 | ISR_RER = 1 shl 1 |
||
183 | ISR_ROK = 1 shl 0 |
||
184 | |||
185 | INTERRUPT_MASK = ISR_ROK or \ |
||
3857 | hidnplayr | 186 | ISR_RER or \ |
187 | ISR_TOK or \ |
||
188 | ISR_TER or \ |
||
3545 | hidnplayr | 189 | ISR_RXOVW or \ |
190 | ISR_PUN or \ |
||
191 | ISR_FIFOOVW or \ |
||
192 | ISR_LENCHG or \ |
||
3857 | hidnplayr | 193 | ISR_TIMEOUT or \ |
194 | ISR_SERR |
||
3545 | hidnplayr | 195 | |
196 | TSR_OWN = 1 shl 13 |
||
197 | TSR_TUN = 1 shl 14 |
||
198 | TSR_TOK = 1 shl 15 |
||
199 | |||
200 | TSR_CDH = 1 shl 28 |
||
201 | TSR_OWC = 1 shl 29 |
||
202 | TSR_TABT = 1 shl 30 |
||
203 | TSR_CRS = 1 shl 31 |
||
204 | |||
205 | |||
5045 | hidnplayr | 206 | struct device ETH_DEVICE |
3545 | hidnplayr | 207 | |
5045 | hidnplayr | 208 | io_addr dd ? |
209 | pci_bus dd ? |
||
210 | pci_dev dd ? |
||
211 | irq_line db ? |
||
212 | rb 3 ; align 4 |
||
3545 | hidnplayr | 213 | |
5045 | hidnplayr | 214 | rx_buffer dd ? |
215 | rx_data_offset dd ? |
||
216 | curr_tx_desc db ? |
||
217 | hw_ver_id db ? |
||
218 | rb 2 ; align 4 |
||
3545 | hidnplayr | 219 | |
5045 | hidnplayr | 220 | TX_DESC rd NUM_TX_DESC |
3545 | hidnplayr | 221 | |
5045 | hidnplayr | 222 | ends |
3545 | hidnplayr | 223 | |
224 | |||
225 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
226 | ;; ;; |
||
227 | ;; proc START ;; |
||
228 | ;; ;; |
||
229 | ;; (standard driver proc) ;; |
||
230 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
231 | |||
5045 | hidnplayr | 232 | proc START c, reason:dword, cmdline:dword |
3545 | hidnplayr | 233 | |
5045 | hidnplayr | 234 | cmp [reason], DRV_ENTRY |
235 | jne .fail |
||
3545 | hidnplayr | 236 | |
5045 | hidnplayr | 237 | DEBUGF 2,"Loading driver\n" |
238 | invoke RegService, my_service, service_proc |
||
3545 | hidnplayr | 239 | ret |
240 | |||
241 | .fail: |
||
242 | xor eax, eax |
||
243 | ret |
||
244 | |||
245 | endp |
||
246 | |||
247 | |||
248 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
249 | ;; ;; |
||
250 | ;; proc SERVICE_PROC ;; |
||
251 | ;; ;; |
||
252 | ;; (standard driver proc) ;; |
||
253 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
254 | |||
255 | proc service_proc stdcall, ioctl:dword |
||
256 | |||
257 | mov edx, [ioctl] |
||
4470 | hidnplayr | 258 | mov eax, [edx + IOCTL.io_code] |
3545 | hidnplayr | 259 | |
260 | ;------------------------------------------------------ |
||
261 | |||
262 | cmp eax, 0 ;SRV_GETVERSION |
||
263 | jne @F |
||
264 | |||
4470 | hidnplayr | 265 | cmp [edx + IOCTL.out_size], 4 |
3545 | hidnplayr | 266 | jb .fail |
4470 | hidnplayr | 267 | mov eax, [edx + IOCTL.output] |
3545 | hidnplayr | 268 | mov [eax], dword API_VERSION |
269 | |||
270 | xor eax, eax |
||
271 | ret |
||
272 | |||
273 | ;------------------------------------------------------ |
||
274 | @@: |
||
275 | cmp eax, 1 ;SRV_HOOK |
||
276 | jne .fail |
||
277 | |||
4470 | hidnplayr | 278 | cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes |
3545 | hidnplayr | 279 | jb .fail |
280 | |||
4470 | hidnplayr | 281 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 282 | cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given |
283 | jne .fail ; other types arent supported for this card yet |
||
284 | |||
285 | ; check if the device is already listed |
||
286 | |||
287 | mov esi, device_list |
||
288 | mov ecx, [devices] |
||
289 | test ecx, ecx |
||
290 | jz .firstdevice |
||
291 | |||
292 | mov ax, [eax+1] ; get the pci bus and device numbers |
||
293 | .nextdevice: |
||
294 | mov ebx, [esi] |
||
5045 | hidnplayr | 295 | cmp al, byte[ebx + device.pci_bus] |
3545 | hidnplayr | 296 | jne @f |
5045 | hidnplayr | 297 | cmp ah, byte[ebx + device.pci_dev] |
3545 | hidnplayr | 298 | je .find_devicenum ; Device is already loaded, let's find it's device number |
299 | @@: |
||
300 | add esi, 4 |
||
301 | loop .nextdevice |
||
302 | |||
303 | |||
304 | ; This device doesnt have its own eth_device structure yet, lets create one |
||
305 | .firstdevice: |
||
306 | cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card |
||
307 | jae .fail |
||
308 | |||
6711 | hidnplayr | 309 | allocate_and_clear ebx, sizeof.device, .fail ; Allocate the buffer for device structure |
3545 | hidnplayr | 310 | |
311 | ; Fill in the direct call addresses into the struct |
||
312 | |||
5045 | hidnplayr | 313 | mov [ebx + device.reset], reset |
314 | mov [ebx + device.transmit], transmit |
||
315 | mov [ebx + device.unload], unload |
||
316 | mov [ebx + device.name], my_service |
||
3545 | hidnplayr | 317 | |
318 | ; save the pci bus and device numbers |
||
319 | |||
4470 | hidnplayr | 320 | mov eax, [edx + IOCTL.input] |
3545 | hidnplayr | 321 | movzx ecx, byte[eax+1] |
5045 | hidnplayr | 322 | mov [ebx + device.pci_bus], ecx |
3545 | hidnplayr | 323 | movzx ecx, byte[eax+2] |
5045 | hidnplayr | 324 | mov [ebx + device.pci_dev], ecx |
3545 | hidnplayr | 325 | |
326 | ; Now, it's time to find the base io addres of the PCI device |
||
327 | |||
5045 | hidnplayr | 328 | stdcall PCI_find_io, [ebx + device.pci_bus], [ebx + device.pci_dev] |
329 | mov [ebx + device.io_addr], eax |
||
3545 | hidnplayr | 330 | |
331 | ; We've found the io address, find IRQ now |
||
332 | |||
5045 | hidnplayr | 333 | invoke PciRead8, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.interrupt_line |
334 | mov [ebx + device.irq_line], al |
||
3545 | hidnplayr | 335 | |
6711 | hidnplayr | 336 | DEBUGF 1, "Hooking into device, devfn:%x, bus:%x, irq:%x, I/O addr:%x\n",\ |
337 | [ebx + device.pci_dev]:2,[ebx + device.pci_bus]:2,[ebx + device.irq_line]:2,[ebx + device.io_addr]:4 |
||
3545 | hidnplayr | 338 | |
339 | ; Allocate the receive buffer |
||
340 | |||
5045 | hidnplayr | 341 | invoke CreateRingBuffer, dword (RX_BUFFER_SIZE), dword PG_SW |
3545 | hidnplayr | 342 | test eax, eax |
343 | jz .err |
||
5045 | hidnplayr | 344 | mov [ebx + device.rx_buffer], eax |
3545 | hidnplayr | 345 | |
346 | ; Ok, the eth_device structure is ready, let's probe the device |
||
347 | |||
348 | call probe ; this function will output in eax |
||
349 | test eax, eax |
||
350 | jnz .err ; If an error occured, exit |
||
351 | |||
352 | mov eax, [devices] ; Add the device structure to our device list |
||
353 | mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device) |
||
354 | inc [devices] ; |
||
355 | |||
3685 | hidnplayr | 356 | call reset |
357 | test eax, eax |
||
358 | jnz .destroy |
||
359 | |||
5045 | hidnplayr | 360 | mov [ebx + device.type], NET_TYPE_ETH |
361 | invoke NetRegDev |
||
3545 | hidnplayr | 362 | |
363 | cmp eax, -1 |
||
364 | je .destroy |
||
365 | |||
366 | ret |
||
367 | |||
368 | ; If the device was already loaded, find the device number and return it in eax |
||
369 | |||
370 | .find_devicenum: |
||
3856 | hidnplayr | 371 | DEBUGF 1, "Trying to find device number of already registered device\n" |
5045 | hidnplayr | 372 | invoke NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
3545 | hidnplayr | 373 | ; into a device number in edi |
374 | mov eax, edi ; Application wants it in eax instead |
||
3856 | hidnplayr | 375 | DEBUGF 1, "Kernel says: %u\n", eax |
3545 | hidnplayr | 376 | ret |
377 | |||
378 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
||
379 | .destroy: |
||
6682 | hidnplayr | 380 | ; unregister device from device_list |
381 | mov eax, [devices] |
||
382 | mov dword[device_list-4+4*eax], 0 |
||
383 | dec [devices] |
||
3545 | hidnplayr | 384 | |
385 | .err: |
||
6711 | hidnplayr | 386 | DEBUGF 2, "Fatal error occured, aborting\n" |
5045 | hidnplayr | 387 | invoke KernelFree, [ebx + device.rx_buffer] |
388 | invoke KernelFree, ebx |
||
3545 | hidnplayr | 389 | |
390 | .fail: |
||
391 | or eax, -1 |
||
392 | ret |
||
393 | |||
394 | ;------------------------------------------------------ |
||
395 | endp |
||
396 | |||
397 | |||
398 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
399 | ;; ;; |
||
400 | ;; Actual Hardware dependent code starts here ;; |
||
401 | ;; ;; |
||
402 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
||
403 | |||
404 | align 4 |
||
405 | unload: |
||
406 | ; TODO: (in this particular order) |
||
407 | ; |
||
408 | ; - Stop the device |
||
409 | ; - Detach int handler |
||
410 | ; - Remove device from local list (RTL8139_LIST) |
||
411 | ; - call unregister function in kernel |
||
412 | ; - Remove all allocated structures and buffers the card used |
||
413 | |||
414 | or eax, -1 |
||
5522 | hidnplayr | 415 | ret |
3545 | hidnplayr | 416 | |
417 | |||
418 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
419 | ;; |
||
420 | ;; probe: enables the device (if it really is RTL8139) |
||
421 | ;; |
||
422 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
423 | |||
424 | align 4 |
||
425 | probe: |
||
3856 | hidnplayr | 426 | DEBUGF 1, "Probing\n" |
3545 | hidnplayr | 427 | |
5045 | hidnplayr | 428 | ; Make the device a bus master |
429 | invoke PciRead32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command |
||
6711 | hidnplayr | 430 | or al, PCI_CMD_MASTER or PCI_CMD_PIO |
5045 | hidnplayr | 431 | invoke PciWrite32, [ebx + device.pci_bus], [ebx + device.pci_dev], PCI_header00.command, eax |
3545 | hidnplayr | 432 | |
6711 | hidnplayr | 433 | ; wake up old chips |
434 | set_io [ebx + device.io_addr], 0 |
||
435 | set_io [ebx + device.io_addr], REG_HLTCLK |
||
436 | mov al, 'R' ; run the clock |
||
437 | out dx, al |
||
438 | |||
3545 | hidnplayr | 439 | ; get chip version |
6713 | hidnplayr | 440 | set_io [ebx + device.io_addr], 0 |
441 | set_io [ebx + device.io_addr], REG_TXCONFIG + 2 |
||
442 | in ax, dx |
||
3545 | hidnplayr | 443 | shr ah, 2 |
444 | shr ax, 6 |
||
6711 | hidnplayr | 445 | and al, 0x7f |
446 | DEBUGF 1, "Chip version: %x\n", eax:2 |
||
3545 | hidnplayr | 447 | |
448 | ; now find it in our array |
||
6711 | hidnplayr | 449 | mov ecx, HW_VERSIONS |
450 | @@: |
||
3545 | hidnplayr | 451 | cmp al, [hw_ver_array + ecx] |
6711 | hidnplayr | 452 | je @f |
3545 | hidnplayr | 453 | dec ecx |
6711 | hidnplayr | 454 | jnz @r |
455 | @@: |
||
5045 | hidnplayr | 456 | mov [ebx + device.hw_ver_id], cl |
6711 | hidnplayr | 457 | mov ecx, [hw_ver_names+ecx*4] |
5045 | hidnplayr | 458 | mov [ebx + device.name], ecx |
3856 | hidnplayr | 459 | DEBUGF 1, "Chip version: %s\n", ecx |
3545 | hidnplayr | 460 | |
6711 | hidnplayr | 461 | cmp [ebx + device.hw_ver_id], IDX_RTL8139B |
462 | jae .new_chip |
||
3545 | hidnplayr | 463 | |
6711 | hidnplayr | 464 | ; wake up older chips |
465 | .old_chip: |
||
466 | DEBUGF 1, "Wake up chip old style\n" |
||
5045 | hidnplayr | 467 | set_io [ebx + device.io_addr], REG_CONFIG1 |
3545 | hidnplayr | 468 | in al, dx |
469 | and al, not ((1 shl BIT_SLEEP) or (1 shl BIT_PWRDWN)) |
||
470 | out dx, al |
||
6711 | hidnplayr | 471 | jmp .done |
3545 | hidnplayr | 472 | |
473 | ; set LWAKE pin to active high (default value). |
||
474 | ; it is for Wake-On-LAN functionality of some motherboards. |
||
475 | ; this signal is used to inform the motherboard to execute a wake-up process. |
||
476 | ; only at newer chips. |
||
477 | .new_chip: |
||
6711 | hidnplayr | 478 | DEBUGF 1, "Wake up chip new style\n" |
479 | ; unlock config and BMCR registers |
||
480 | set_io [ebx + device.io_addr], 0 |
||
481 | set_io [ebx + device.io_addr], REG_9346CR |
||
482 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
||
483 | out dx, al |
||
484 | |||
485 | ; |
||
486 | set_io [ebx + device.io_addr], REG_CONFIG1 |
||
487 | in al, dx |
||
3545 | hidnplayr | 488 | or al, (1 shl BIT_PMEn) |
489 | and al, not (1 shl BIT_LWACT) |
||
490 | out dx, al |
||
491 | |||
6711 | hidnplayr | 492 | ; |
5045 | hidnplayr | 493 | set_io [ebx + device.io_addr], REG_CONFIG4 |
3545 | hidnplayr | 494 | in al, dx |
495 | and al, not (1 shl BIT_LWPTN) |
||
496 | out dx, al |
||
497 | |||
498 | ; lock config and BMCR registers |
||
499 | xor al, al |
||
5045 | hidnplayr | 500 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 501 | out dx, al |
6711 | hidnplayr | 502 | |
503 | .done: |
||
3856 | hidnplayr | 504 | DEBUGF 1, "probing done!\n" |
3685 | hidnplayr | 505 | xor eax, eax |
506 | ret |
||
507 | |||
508 | |||
3545 | hidnplayr | 509 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
510 | ;; |
||
511 | ;; reset: Set up all registers and descriptors, clear some values |
||
512 | ;; |
||
513 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
514 | |||
515 | reset: |
||
3856 | hidnplayr | 516 | DEBUGF 1, "Reset\n" |
3545 | hidnplayr | 517 | |
518 | ; reset chip |
||
519 | DEBUGF 1, "Resetting chip\n" |
||
5045 | hidnplayr | 520 | set_io [ebx + device.io_addr], 0 |
521 | set_io [ebx + device.io_addr], REG_COMMAND |
||
3545 | hidnplayr | 522 | mov al, 1 shl BIT_RST |
523 | out dx, al |
||
524 | mov cx, 1000 ; wait no longer for the reset |
||
6711 | hidnplayr | 525 | @@: |
3545 | hidnplayr | 526 | in al, dx |
527 | test al, 1 shl BIT_RST |
||
6711 | hidnplayr | 528 | jz @f ; RST remains 1 during reset |
3545 | hidnplayr | 529 | dec cx |
6711 | hidnplayr | 530 | jnz @r |
3856 | hidnplayr | 531 | DEBUGF 2, "Reset timeout!\n" |
6682 | hidnplayr | 532 | or eax, -1 |
533 | ret |
||
6711 | hidnplayr | 534 | @@: |
3545 | hidnplayr | 535 | |
3858 | hidnplayr | 536 | ; Read MAC address |
537 | call read_mac |
||
538 | |||
6682 | hidnplayr | 539 | ; attach int handler |
540 | movzx eax, [ebx + device.irq_line] |
||
541 | DEBUGF 1, "Attaching int handler to irq %x\n", eax:1 |
||
542 | invoke AttachIntHandler, eax, int_handler, ebx |
||
543 | test eax, eax |
||
544 | jnz @f |
||
545 | DEBUGF 2, "Could not attach int handler!\n" |
||
546 | or eax, -1 |
||
547 | ret |
||
6711 | hidnplayr | 548 | @@: |
6682 | hidnplayr | 549 | |
3545 | hidnplayr | 550 | ; unlock config and BMCR registers |
5045 | hidnplayr | 551 | set_io [ebx + device.io_addr], 0 |
552 | set_io [ebx + device.io_addr], REG_9346CR |
||
3545 | hidnplayr | 553 | mov al, (1 shl BIT_93C46_EEM1) or (1 shl BIT_93C46_EEM0) |
554 | out dx, al |
||
555 | |||
556 | ; initialize multicast registers (no filtering) |
||
557 | mov eax, 0xffffffff |
||
5045 | hidnplayr | 558 | set_io [ebx + device.io_addr], REG_MAR0 |
3545 | hidnplayr | 559 | out dx, eax |
5045 | hidnplayr | 560 | set_io [ebx + device.io_addr], REG_MAR4 |
3545 | hidnplayr | 561 | out dx, eax |
562 | |||
563 | ; enable Rx/Tx |
||
564 | mov al, (1 shl BIT_RE) or (1 shl BIT_TE) |
||
5045 | hidnplayr | 565 | set_io [ebx + device.io_addr], REG_COMMAND |
3545 | hidnplayr | 566 | out dx, al |
567 | |||
568 | ; Rxbuffer size, unlimited dma burst, no wrapping, no rx threshold |
||
569 | ; accept broadcast packets, accept physical match packets |
||
3858 | hidnplayr | 570 | mov eax, RX_CONFIG |
5045 | hidnplayr | 571 | set_io [ebx + device.io_addr], REG_RXCONFIG |
3858 | hidnplayr | 572 | out dx, eax |
3545 | hidnplayr | 573 | |
574 | ; 1024 bytes DMA burst, total retries = 16 + 8 * 16 = 144 |
||
575 | mov eax, (TX_MXDMA shl BIT_TX_MXDMA) or (TXRR shl BIT_TXRR) or BIT_IFG1 or BIT_IFG0 |
||
5045 | hidnplayr | 576 | set_io [ebx + device.io_addr], REG_TXCONFIG |
3545 | hidnplayr | 577 | out dx, eax |
578 | |||
579 | ; enable auto negotiation |
||
5045 | hidnplayr | 580 | set_io [ebx + device.io_addr], REG_BMCR |
3545 | hidnplayr | 581 | in ax, dx |
582 | or ax, (1 shl BIT_ANE) |
||
583 | out dx, ax |
||
584 | |||
585 | ; set auto negotiation advertisement |
||
5045 | hidnplayr | 586 | set_io [ebx + device.io_addr], REG_ANAR |
3545 | hidnplayr | 587 | in ax, dx |
588 | or ax, (1 shl BIT_SELECTOR) or (1 shl BIT_10) or (1 shl BIT_10FD) or (1 shl BIT_TX) or (1 shl BIT_TXFD) |
||
589 | out dx, ax |
||
590 | |||
591 | ; lock config and BMCR registers |
||
592 | xor eax, eax |
||
5045 | hidnplayr | 593 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 594 | out dx, al |
595 | |||
596 | ; init RX/TX pointers |
||
5045 | hidnplayr | 597 | mov [ebx + device.rx_data_offset], eax |
598 | mov [ebx + device.curr_tx_desc], al |
||
599 | ; set_io [ebx + device.io_addr], REG_CAPR |
||
3545 | hidnplayr | 600 | ; out dx, ax |
601 | |||
602 | ; clear packet/byte counters |
||
5045 | hidnplayr | 603 | lea edi, [ebx + device.bytes_tx] |
3545 | hidnplayr | 604 | mov ecx, 6 |
605 | rep stosd |
||
606 | |||
607 | ; clear missing packet counter |
||
5045 | hidnplayr | 608 | set_io [ebx + device.io_addr], REG_MPC |
3545 | hidnplayr | 609 | out dx, eax |
610 | |||
611 | ; set RxBuffer address, init RX buffer offset |
||
5045 | hidnplayr | 612 | mov eax, [ebx + device.rx_buffer] |
3545 | hidnplayr | 613 | mov dword[eax], 0 ; clear receive flags for first packet (really needed??) |
3685 | hidnplayr | 614 | DEBUGF 1, "RX buffer virtual addr=0x%x\n", eax |
5045 | hidnplayr | 615 | invoke GetPhysAddr |
3857 | hidnplayr | 616 | DEBUGF 1, "RX buffer physical addr=0x%x\n", eax |
5045 | hidnplayr | 617 | set_io [ebx + device.io_addr], REG_RBSTART |
3545 | hidnplayr | 618 | out dx, eax |
619 | |||
620 | ; enable interrupts |
||
5045 | hidnplayr | 621 | set_io [ebx + device.io_addr], 0 |
622 | set_io [ebx + device.io_addr], REG_IMR |
||
3545 | hidnplayr | 623 | mov ax, INTERRUPT_MASK |
624 | out dx, ax |
||
625 | |||
626 | ; Set the mtu, kernel will be able to send now |
||
5045 | hidnplayr | 627 | mov [ebx + device.mtu], 1514 |
3545 | hidnplayr | 628 | |
6711 | hidnplayr | 629 | ; Detect current link status |
6227 | hidnplayr | 630 | call link |
3545 | hidnplayr | 631 | |
632 | ; Indicate that we have successfully reset the card |
||
633 | xor eax, eax |
||
634 | ret |
||
635 | |||
636 | |||
637 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
638 | ;; ;; |
||
639 | ;; Transmit ;; |
||
640 | ;; ;; |
||
5522 | hidnplayr | 641 | ;; In: pointer to device structure in ebx ;; |
3545 | hidnplayr | 642 | ;; ;; |
643 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
5045 | hidnplayr | 644 | |
5522 | hidnplayr | 645 | proc transmit stdcall bufferptr |
5045 | hidnplayr | 646 | |
647 | pushf |
||
648 | cli |
||
649 | |||
5522 | hidnplayr | 650 | mov esi, [bufferptr] |
651 | DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n", [bufferptr], [esi + NET_BUFF.length] |
||
652 | lea eax, [esi + NET_BUFF.data] |
||
5045 | hidnplayr | 653 | DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\ |
3545 | hidnplayr | 654 | [eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\ |
655 | [eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\ |
||
656 | [eax+13]:2,[eax+12]:2 |
||
657 | |||
5522 | hidnplayr | 658 | cmp [esi + NET_BUFF.length], 1514 |
3545 | hidnplayr | 659 | ja .fail |
5522 | hidnplayr | 660 | cmp [esi + NET_BUFF.length], 60 |
3545 | hidnplayr | 661 | jb .fail |
662 | |||
663 | ; check if we own the current discriptor |
||
5045 | hidnplayr | 664 | set_io [ebx + device.io_addr], 0 |
665 | set_io [ebx + device.io_addr], REG_TSD0 |
||
666 | movzx ecx, [ebx + device.curr_tx_desc] |
||
3545 | hidnplayr | 667 | shl ecx, 2 |
668 | add edx, ecx |
||
669 | in eax, dx |
||
670 | test eax, (1 shl BIT_OWN) |
||
671 | jz .wait_to_send |
||
672 | |||
673 | .send_packet: |
||
674 | ; Set the buffer address |
||
5045 | hidnplayr | 675 | set_io [ebx + device.io_addr], REG_TSAD0 |
5522 | hidnplayr | 676 | mov [ebx + device.TX_DESC+ecx], esi |
677 | mov eax, esi |
||
678 | add eax, [eax + NET_BUFF.offset] |
||
5045 | hidnplayr | 679 | invoke GetPhysAddr |
3545 | hidnplayr | 680 | out dx, eax |
681 | |||
682 | ; And the size of the buffer |
||
5045 | hidnplayr | 683 | set_io [ebx + device.io_addr], REG_TSD0 |
5522 | hidnplayr | 684 | mov eax, [esi + NET_BUFF.length] |
3545 | hidnplayr | 685 | or eax, (ERTXTH shl BIT_ERTXTH) ; Early threshold |
686 | out dx, eax |
||
687 | |||
5522 | hidnplayr | 688 | ; get next descriptor |
689 | inc [ebx + device.curr_tx_desc] |
||
690 | and [ebx + device.curr_tx_desc], NUM_TX_DESC-1 |
||
691 | |||
692 | ; Update stats |
||
693 | inc [ebx + device.packets_tx] |
||
694 | mov ecx, [esi + NET_BUFF.length] |
||
695 | add dword [ebx + device.bytes_tx], ecx |
||
696 | adc dword [ebx + device.bytes_tx+4], 0 |
||
697 | |||
3545 | hidnplayr | 698 | DEBUGF 1, "Packet Sent!\n" |
5127 | hidnplayr | 699 | popf |
3545 | hidnplayr | 700 | xor eax, eax |
5045 | hidnplayr | 701 | ret |
3545 | hidnplayr | 702 | |
703 | .wait_to_send: |
||
704 | DEBUGF 1, "Waiting for timeout\n" |
||
705 | |||
706 | push edx |
||
707 | mov esi, 30 |
||
5045 | hidnplayr | 708 | invoke Sleep |
3545 | hidnplayr | 709 | pop edx |
710 | |||
711 | in ax, dx |
||
712 | test ax, (1 shl BIT_OWN) |
||
713 | jnz .send_packet |
||
714 | |||
715 | pusha |
||
716 | call reset ; if chip hung, reset it |
||
717 | popa |
||
718 | |||
719 | jmp .send_packet |
||
720 | |||
721 | .fail: |
||
3856 | hidnplayr | 722 | DEBUGF 2, "transmit failed!\n" |
5522 | hidnplayr | 723 | invoke NetFree, [bufferptr] |
5045 | hidnplayr | 724 | popf |
3545 | hidnplayr | 725 | or eax, -1 |
5045 | hidnplayr | 726 | ret |
3545 | hidnplayr | 727 | |
5045 | hidnplayr | 728 | endp |
3545 | hidnplayr | 729 | |
730 | |||
731 | |||
732 | |||
5045 | hidnplayr | 733 | |
3545 | hidnplayr | 734 | ;;;;;;;;;;;;;;;;;;;;;;; |
735 | ;; ;; |
||
736 | ;; Interrupt handler ;; |
||
737 | ;; ;; |
||
738 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
739 | |||
740 | align 4 |
||
741 | int_handler: |
||
742 | |||
743 | push ebx esi edi |
||
744 | |||
3856 | hidnplayr | 745 | DEBUGF 1, "INT\n" |
3545 | hidnplayr | 746 | |
747 | ; find pointer of device wich made IRQ occur |
||
748 | mov ecx, [devices] |
||
749 | test ecx, ecx |
||
750 | jz .nothing |
||
751 | mov esi, device_list |
||
752 | .nextdevice: |
||
753 | mov ebx, [esi] |
||
754 | |||
5045 | hidnplayr | 755 | set_io [ebx + device.io_addr], 0 |
756 | set_io [ebx + device.io_addr], REG_ISR |
||
3545 | hidnplayr | 757 | in ax, dx ; Get interrupt status |
758 | out dx, ax ; send it back to ACK |
||
759 | test ax, ax |
||
760 | jnz .got_it |
||
761 | .continue: |
||
762 | add esi, 4 |
||
763 | dec ecx |
||
764 | jnz .nextdevice |
||
765 | .nothing: |
||
766 | pop edi esi ebx |
||
767 | xor eax, eax |
||
768 | |||
769 | ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver) |
||
770 | |||
771 | .got_it: |
||
772 | |||
773 | DEBUGF 1, "Device: %x Status: %x\n", ebx, ax |
||
774 | |||
775 | ;---------------------------------------------------- |
||
776 | ; Received packet ok? |
||
777 | |||
778 | test ax, ISR_ROK |
||
779 | jz @f |
||
780 | push ax |
||
781 | |||
782 | .receive: |
||
5045 | hidnplayr | 783 | set_io [ebx + device.io_addr], 0 |
784 | set_io [ebx + device.io_addr], REG_COMMAND |
||
3545 | hidnplayr | 785 | in al, dx |
786 | test al, BUFE ; test if RX buffer is empty |
||
787 | jnz .finish |
||
788 | |||
3856 | hidnplayr | 789 | DEBUGF 1, "RX:\n" |
3545 | hidnplayr | 790 | |
5045 | hidnplayr | 791 | mov eax, [ebx + device.rx_buffer] |
792 | add eax, [ebx + device.rx_data_offset] |
||
3545 | hidnplayr | 793 | test byte [eax], (1 shl BIT_ROK) ; check if packet is ok |
794 | jz .reset_rx |
||
795 | |||
796 | ; packet is ok, copy it |
||
797 | movzx ecx, word [eax+2] ; packet length |
||
798 | sub cx, 4 ; don't copy CRC |
||
799 | |||
800 | ; Update stats |
||
5045 | hidnplayr | 801 | add dword [ebx + device.bytes_rx], ecx |
802 | adc dword [ebx + device.bytes_rx + 4], 0 |
||
803 | inc [ebx + device.packets_rx] |
||
3545 | hidnplayr | 804 | |
805 | DEBUGF 1, "Received %u bytes\n", ecx |
||
806 | |||
807 | push ebx eax ecx |
||
5522 | hidnplayr | 808 | add ecx, NET_BUFF.data |
809 | invoke NetAlloc, ecx ; Allocate a buffer to put packet into |
||
3545 | hidnplayr | 810 | pop ecx |
811 | test eax, eax ; Test if we allocated succesfully |
||
812 | jz .abort |
||
5522 | hidnplayr | 813 | mov [eax + NET_BUFF.length], ecx |
814 | mov [eax + NET_BUFF.device], ebx |
||
815 | mov [eax + NET_BUFF.offset], NET_BUFF.data |
||
3545 | hidnplayr | 816 | |
5522 | hidnplayr | 817 | lea edi, [eax + NET_BUFF.data] ; Where we will copy too |
3545 | hidnplayr | 818 | mov esi, [esp] ; The buffer we will copy from |
819 | add esi, 4 ; Dont copy CRC |
||
820 | |||
5522 | hidnplayr | 821 | push .abort ; return addr for Eth_input |
822 | push eax ; buffer ptr for Eth_input |
||
3545 | hidnplayr | 823 | |
824 | .copy: |
||
825 | shr ecx, 1 |
||
826 | jnc .nb |
||
827 | movsb |
||
828 | .nb: |
||
829 | shr ecx, 1 |
||
830 | jnc .nw |
||
831 | movsw |
||
832 | .nw: |
||
833 | jz .nd |
||
834 | rep movsd |
||
835 | .nd: |
||
836 | |||
5522 | hidnplayr | 837 | jmp [EthInput] ; Send it to kernel |
3545 | hidnplayr | 838 | |
839 | .abort: |
||
840 | pop eax ebx |
||
841 | ; update eth_data_start_offset |
||
842 | movzx eax, word [eax+2] ; packet length |
||
5045 | hidnplayr | 843 | add eax, [ebx + device.rx_data_offset] |
3545 | hidnplayr | 844 | add eax, 4+3 ; packet header is 4 bytes long + dword alignment |
845 | and eax, not 3 ; dword alignment |
||
846 | |||
847 | cmp eax, RX_BUFFER_SIZE |
||
848 | jb .no_wrap |
||
3856 | hidnplayr | 849 | DEBUGF 1, "Wrapping\n" |
3545 | hidnplayr | 850 | sub eax, RX_BUFFER_SIZE |
851 | .no_wrap: |
||
5045 | hidnplayr | 852 | mov [ebx + device.rx_data_offset], eax |
3545 | hidnplayr | 853 | DEBUGF 1, "New RX ptr: %d\n", eax |
854 | |||
5045 | hidnplayr | 855 | set_io [ebx + device.io_addr], 0 |
856 | set_io [ebx + device.io_addr], REG_CAPR ; update 'Current Address of Packet Read register' |
||
3545 | hidnplayr | 857 | sub eax, 0x10 ; value 0x10 is a constant for CAPR |
3857 | hidnplayr | 858 | out dx, ax |
3545 | hidnplayr | 859 | |
860 | jmp .receive ; check for multiple packets |
||
861 | |||
862 | .reset_rx: |
||
863 | test byte [eax], (1 shl BIT_CRC) |
||
864 | jz .no_crc_error |
||
3856 | hidnplayr | 865 | DEBUGF 2, "RX: CRC error!\n" |
3545 | hidnplayr | 866 | |
867 | .no_crc_error: |
||
868 | test byte [eax], (1 shl BIT_FAE) |
||
869 | jz .no_fae_error |
||
3856 | hidnplayr | 870 | DEBUGF 2, "RX: Frame alignment error!\n" |
3545 | hidnplayr | 871 | |
872 | .no_fae_error: |
||
873 | DEBUGF 1, "Reset RX\n" |
||
874 | in al, dx ; read command register |
||
875 | push ax |
||
876 | and al, not (1 shl BIT_RE) ; Clear the RE bit |
||
877 | out dx, al |
||
878 | pop ax |
||
879 | out dx, al ; write original command back |
||
880 | |||
881 | add edx, REG_RXCONFIG - REG_COMMAND ; Restore RX configuration |
||
882 | mov ax, RX_CONFIG |
||
883 | out dx, ax |
||
884 | |||
885 | .finish: |
||
886 | pop ax |
||
887 | |||
888 | ;---------------------------------------------------- |
||
889 | ; Transmit ok / Transmit error |
||
890 | @@: |
||
891 | test ax, ISR_TOK + ISR_TER |
||
892 | jz @f |
||
893 | |||
3857 | hidnplayr | 894 | DEBUGF 1, "Transmit done!\n" |
895 | |||
3545 | hidnplayr | 896 | push ax |
897 | mov ecx, (NUM_TX_DESC-1)*4 |
||
898 | .txdescloop: |
||
5045 | hidnplayr | 899 | set_io [ebx + device.io_addr], 0 |
900 | set_io [ebx + device.io_addr], REG_TSD0 |
||
3545 | hidnplayr | 901 | add edx, ecx |
902 | in eax, dx |
||
903 | |||
904 | test eax, TSR_OWN ; DMA operation completed |
||
905 | jz .notthisone |
||
906 | |||
5045 | hidnplayr | 907 | cmp [ebx + device.TX_DESC+ecx], 0 |
3545 | hidnplayr | 908 | je .notthisone |
909 | |||
3857 | hidnplayr | 910 | DEBUGF 1, "TSD: 0x%x\n", eax |
3545 | hidnplayr | 911 | |
3857 | hidnplayr | 912 | test eax, TSR_TUN |
913 | jz .no_bun |
||
914 | DEBUGF 2, "TX: FIFO Buffer underrun!\n" |
||
915 | |||
916 | .no_bun: |
||
917 | test eax, TSR_OWC |
||
918 | jz .no_owc |
||
919 | DEBUGF 2, "TX: OWC!\n" |
||
920 | |||
921 | .no_owc: |
||
922 | test eax, TSR_TABT |
||
923 | jz .no_tabt |
||
924 | DEBUGF 2, "TX: TABT!\n" |
||
925 | |||
926 | .no_tabt: |
||
927 | test eax, TSR_CRS |
||
928 | jz .no_csl |
||
929 | DEBUGF 2, "TX: Carrier Sense Lost!\n" |
||
930 | |||
931 | .no_csl: |
||
932 | test eax, TSR_TOK |
||
933 | jz .no_tok |
||
934 | DEBUGF 1, "TX: Transmit OK!\n" |
||
935 | |||
936 | .no_tok: |
||
5045 | hidnplayr | 937 | DEBUGF 1, "free transmit buffer 0x%x\n", [ebx + device.TX_DESC+ecx]:8 |
3545 | hidnplayr | 938 | push ecx ebx |
5522 | hidnplayr | 939 | invoke NetFree, [ebx + device.TX_DESC+ecx] |
3545 | hidnplayr | 940 | pop ebx ecx |
5045 | hidnplayr | 941 | mov [ebx + device.TX_DESC+ecx], 0 |
3545 | hidnplayr | 942 | |
943 | .notthisone: |
||
944 | sub ecx, 4 |
||
3857 | hidnplayr | 945 | jae .txdescloop |
3545 | hidnplayr | 946 | pop ax |
947 | |||
948 | ;---------------------------------------------------- |
||
949 | ; Rx buffer overflow ? |
||
950 | @@: |
||
951 | test ax, ISR_RXOVW |
||
952 | jz @f |
||
953 | |||
954 | push ax |
||
3856 | hidnplayr | 955 | DEBUGF 2, "RX:buffer overflow!\n" |
3545 | hidnplayr | 956 | |
5045 | hidnplayr | 957 | set_io [ebx + device.io_addr], 0 |
958 | set_io [ebx + device.io_addr], REG_ISR |
||
6227 | hidnplayr | 959 | mov ax, ISR_FIFOOVW or ISR_RXOVW or ISR_ROK |
3545 | hidnplayr | 960 | out dx, ax |
961 | pop ax |
||
962 | |||
963 | ;---------------------------------------------------- |
||
964 | ; Packet underrun? |
||
965 | @@: |
||
966 | test ax, ISR_PUN |
||
967 | jz @f |
||
968 | |||
4449 | hidnplayr | 969 | DEBUGF 1, "Packet underrun or link changed!\n" |
3545 | hidnplayr | 970 | |
6227 | hidnplayr | 971 | call link |
4449 | hidnplayr | 972 | |
3545 | hidnplayr | 973 | ;---------------------------------------------------- |
974 | ; Receive FIFO overflow ? |
||
975 | @@: |
||
976 | test ax, ISR_FIFOOVW |
||
977 | jz @f |
||
978 | |||
979 | push ax |
||
4449 | hidnplayr | 980 | DEBUGF 2, "RX fifo overflow!\n" |
3545 | hidnplayr | 981 | |
5045 | hidnplayr | 982 | set_io [ebx + device.io_addr], 0 |
983 | set_io [ebx + device.io_addr], REG_ISR |
||
6227 | hidnplayr | 984 | mov ax, ISR_FIFOOVW or ISR_RXOVW or ISR_ROK |
3545 | hidnplayr | 985 | out dx, ax |
986 | pop ax |
||
987 | |||
988 | ;---------------------------------------------------- |
||
4449 | hidnplayr | 989 | ; cable length changed ? |
3545 | hidnplayr | 990 | @@: |
991 | test ax, ISR_LENCHG |
||
992 | jz .fail |
||
993 | |||
4449 | hidnplayr | 994 | DEBUGF 2, "Cable length changed!\n" |
995 | |||
6227 | hidnplayr | 996 | call link |
3545 | hidnplayr | 997 | |
998 | .fail: |
||
999 | pop edi esi ebx |
||
1000 | xor eax, eax |
||
1001 | inc eax |
||
1002 | |||
1003 | ret |
||
1004 | |||
1005 | |||
1006 | |||
1007 | |||
6227 | hidnplayr | 1008 | ;;;;;;;;;;;;;;;;;;;;;;; |
1009 | ;; ;; |
||
1010 | ;; Check link status ;; |
||
1011 | ;; ;; |
||
1012 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
3545 | hidnplayr | 1013 | |
1014 | align 4 |
||
6227 | hidnplayr | 1015 | link: |
3857 | hidnplayr | 1016 | DEBUGF 1, "Checking link status:\n" |
3545 | hidnplayr | 1017 | |
5045 | hidnplayr | 1018 | set_io [ebx + device.io_addr], 0 |
1019 | set_io [ebx + device.io_addr], REG_MSR |
||
6227 | hidnplayr | 1020 | in ax, dx |
3545 | hidnplayr | 1021 | |
1022 | test al, 1 shl 2 ; 0 = link ok 1 = link fail |
||
1023 | jnz .notconnected |
||
1024 | |||
6227 | hidnplayr | 1025 | mov ecx, ETH_LINK_10M |
3545 | hidnplayr | 1026 | test al, 1 shl 3 ; 0 = 100 Mbps 1 = 10 Mbps |
6227 | hidnplayr | 1027 | jnz @f |
1028 | mov ecx, ETH_LINK_100M |
||
1029 | @@: |
||
3545 | hidnplayr | 1030 | |
6227 | hidnplayr | 1031 | set_io [ebx + device.io_addr], REG_BMCR |
1032 | in ax, dx |
||
1033 | test ax, 1 shl 8 ; Duplex mode |
||
1034 | jz @f |
||
1035 | or ecx, ETH_LINK_FD |
||
1036 | @@: |
||
3545 | hidnplayr | 1037 | |
6227 | hidnplayr | 1038 | mov [ebx + device.state], ecx |
5045 | hidnplayr | 1039 | invoke NetLinkChanged |
6227 | hidnplayr | 1040 | DEBUGF 2, "link is up\n" |
3545 | hidnplayr | 1041 | ret |
1042 | |||
1043 | .notconnected: |
||
5045 | hidnplayr | 1044 | mov [ebx + device.state], ETH_LINK_DOWN |
1045 | invoke NetLinkChanged |
||
6227 | hidnplayr | 1046 | DEBUGF 2, "link is down\n" |
3545 | hidnplayr | 1047 | ret |
1048 | |||
1049 | |||
1050 | |||
1051 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1052 | ;; ;; |
||
1053 | ;; Write MAC address ;; |
||
1054 | ;; ;; |
||
1055 | ;;;;;;;;;;;;;;;;;;;;;;; |
||
1056 | |||
1057 | align 4 |
||
1058 | write_mac: ; in: mac pushed onto stack (as 3 words) |
||
1059 | |||
3856 | hidnplayr | 1060 | DEBUGF 1, "Writing MAC\n" |
3545 | hidnplayr | 1061 | |
1062 | ; disable all in command registers |
||
5045 | hidnplayr | 1063 | set_io [ebx + device.io_addr], 0 |
1064 | set_io [ebx + device.io_addr], REG_9346CR |
||
3545 | hidnplayr | 1065 | xor eax, eax |
1066 | out dx, al |
||
1067 | |||
5045 | hidnplayr | 1068 | set_io [ebx + device.io_addr], REG_IMR |
3545 | hidnplayr | 1069 | xor eax, eax |
1070 | out dx, ax |
||
1071 | |||
5045 | hidnplayr | 1072 | set_io [ebx + device.io_addr], REG_ISR |
3545 | hidnplayr | 1073 | mov eax, -1 |
1074 | out dx, ax |
||
1075 | |||
1076 | ; enable writing |
||
5045 | hidnplayr | 1077 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 1078 | mov eax, REG_9346CR_WE |
1079 | out dx, al |
||
1080 | |||
1081 | ; write the mac ... |
||
5045 | hidnplayr | 1082 | set_io [ebx + device.io_addr], REG_IDR0 |
3545 | hidnplayr | 1083 | pop eax |
1084 | out dx, eax |
||
1085 | |||
5045 | hidnplayr | 1086 | set_io [ebx + device.io_addr], REG_IDR0+4 |
3545 | hidnplayr | 1087 | xor eax, eax |
1088 | pop ax |
||
1089 | out dx, eax |
||
1090 | |||
1091 | ; disable writing |
||
5045 | hidnplayr | 1092 | set_io [ebx + device.io_addr], REG_9346CR |
3545 | hidnplayr | 1093 | xor eax, eax |
1094 | out dx, al |
||
1095 | |||
3856 | hidnplayr | 1096 | DEBUGF 1, "MAC write ok!\n" |
3545 | hidnplayr | 1097 | |
1098 | ; Notice this procedure does not ret, but continues to read_mac instead. |
||
1099 | |||
1100 | |||
1101 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1102 | ;; ;; |
||
1103 | ;; Read MAC address ;; |
||
1104 | ;; ;; |
||
1105 | ;;;;;;;;;;;;;;;;;;;;;; |
||
1106 | |||
1107 | read_mac: |
||
3857 | hidnplayr | 1108 | DEBUGF 1, "Reading MAC:\n" |
3545 | hidnplayr | 1109 | |
5045 | hidnplayr | 1110 | set_io [ebx + device.io_addr], 0 |
1111 | lea edi, [ebx + device.mac] |
||
3545 | hidnplayr | 1112 | in eax, dx |
1113 | stosd |
||
1114 | add edx, 4 |
||
1115 | in ax, dx |
||
1116 | stosw |
||
1117 | |||
3857 | hidnplayr | 1118 | DEBUGF 1, "%x-%x-%x-%x-%x-%x\n",[edi-6]:2,[edi-5]:2,[edi-4]:2,[edi-3]:2,[edi-2]:2,[edi-1]:2 |
3545 | hidnplayr | 1119 | |
1120 | ret |
||
1121 | |||
1122 | |||
1123 | ; End of code |
||
1124 | |||
5045 | hidnplayr | 1125 | data fixups |
1126 | end data |
||
3545 | hidnplayr | 1127 | |
5045 | hidnplayr | 1128 | include '../peimport.inc' |
1129 | |||
3545 | hidnplayr | 1130 | my_service db 'RTL8139',0 ; max 16 chars include zero |
1131 | |||
6711 | hidnplayr | 1132 | sz_unknown db 'Unknown RTL8139 clone', 0 |
1133 | sz_RTL8139 db 'Realtek 8139',0 |
||
1134 | sz_RTL8139_K db 'Realtek 8139 rev K',0 |
||
1135 | sz_RTL8139A db 'Realtek 8139A',0 |
||
1136 | sz_RTL8139A_G db 'Realtek 8139A rev G',0 |
||
1137 | sz_RTL8139B db 'Realtek 8139B',0 |
||
1138 | sz_RTL8130 db 'Realtek 8130',0 |
||
1139 | sz_RTL8139C db 'Realtek 8139C',0 |
||
1140 | sz_RTL8100 db 'Realtek 8100',0 |
||
1141 | sz_RTL8100_8139D db 'Realtek 8100B / 8139D',0 |
||
6713 | hidnplayr | 1142 | sz_RTL8139CP db 'Realtek 8139CP', 0 |
6711 | hidnplayr | 1143 | sz_RTL8101 db 'Realtek 8101',0 |
3545 | hidnplayr | 1144 | |
6711 | hidnplayr | 1145 | hw_ver_names: |
1146 | dd sz_unknown |
||
1147 | dd sz_RTL8139 |
||
1148 | dd sz_RTL8139_K |
||
1149 | dd sz_RTL8139A |
||
1150 | dd sz_RTL8139A_G |
||
1151 | dd sz_RTL8139B |
||
1152 | dd sz_RTL8130 |
||
1153 | dd sz_RTL8139C |
||
1154 | dd sz_RTL8100 |
||
1155 | dd sz_RTL8100_8139D |
||
6713 | hidnplayr | 1156 | dd sz_RTL8139CP |
6711 | hidnplayr | 1157 | dd sz_RTL8101 |
3545 | hidnplayr | 1158 | |
6711 | hidnplayr | 1159 | hw_ver_array: ; This array is used by the probe routine to find out wich version of the RTL8139 we are working with |
1160 | db 0 |
||
3545 | hidnplayr | 1161 | db VER_RTL8139 |
6711 | hidnplayr | 1162 | db VER_RTL8139_K |
3545 | hidnplayr | 1163 | db VER_RTL8139A |
6711 | hidnplayr | 1164 | db VER_RTL8139A_G |
3545 | hidnplayr | 1165 | db VER_RTL8139B |
6711 | hidnplayr | 1166 | db VER_RTL8130 |
3545 | hidnplayr | 1167 | db VER_RTL8139C |
1168 | db VER_RTL8100 |
||
6711 | hidnplayr | 1169 | db VER_RTL8100_8139D |
6713 | hidnplayr | 1170 | db VER_RTL8139CP |
3545 | hidnplayr | 1171 | db VER_RTL8101 |
1172 | |||
6711 | hidnplayr | 1173 | include_debug_strings ; All data wich FDO uses will be included here |
3545 | hidnplayr | 1174 | |
5045 | hidnplayr | 1175 | align 4 |
1176 | devices dd 0 |
||
6711 | hidnplayr | 1177 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling> |
3545 | hidnplayr | 1178 |