Rev 2288 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
2455 | mario79 | 3 | ;; Copyright (C) KolibriOS team 2004-2011. All rights reserved. ;; |
2288 | clevermous | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
7 | |||
8 | ;driver sceletone |
||
9 | |||
10 | format MS COFF |
||
11 | |||
12 | API_VERSION equ 0 ;debug |
||
13 | |||
14 | include '../proc32.inc' |
||
15 | include '../imports.inc' |
||
16 | include 'urb.inc' |
||
17 | |||
18 | struc UHCI |
||
19 | { |
||
20 | .bus dd ? |
||
21 | .devfn dd ? |
||
22 | .io_base dd ? |
||
23 | .mm_base dd ? |
||
24 | .irq dd ? |
||
25 | .flags dd ? |
||
26 | .reset dd ? |
||
27 | .start dd ? |
||
28 | .stop dd ? |
||
29 | |||
30 | .port_c_suspend dd ? |
||
31 | .resuming_ports dd ? |
||
32 | .rh_state dd ? |
||
33 | .rh_numports dd ? |
||
34 | .is_stopped dd ? |
||
35 | .dead dd ? |
||
36 | |||
37 | .sizeof: |
||
38 | } |
||
39 | |||
40 | virtual at 0 |
||
41 | UHCI UHCI |
||
42 | end virtual |
||
43 | |||
44 | struc IOCTL |
||
45 | { .handle dd ? |
||
46 | .io_code dd ? |
||
47 | .input dd ? |
||
48 | .inp_size dd ? |
||
49 | .output dd ? |
||
50 | .out_size dd ? |
||
51 | } |
||
52 | |||
53 | virtual at 0 |
||
54 | IOCTL IOCTL |
||
55 | end virtual |
||
56 | |||
57 | struc TD ;transfer descriptor |
||
58 | { |
||
59 | .link dd ? |
||
60 | .status dd ? |
||
61 | .token dd ? |
||
62 | .buffer dd ? |
||
63 | |||
64 | .addr dd ? |
||
65 | .frame dd ? |
||
66 | .fd dd ? |
||
67 | .bk dd ? |
||
68 | .sizeof: |
||
69 | } |
||
70 | |||
71 | virtual at 0 |
||
72 | TD TD |
||
73 | end virtual |
||
74 | |||
75 | public START |
||
76 | public service_proc |
||
77 | public version |
||
78 | |||
79 | DEBUG equ 1 |
||
80 | |||
81 | DRV_ENTRY equ 1 |
||
82 | DRV_EXIT equ -1 |
||
83 | STRIDE equ 4 ;size of row in devices table |
||
84 | |||
85 | SRV_GETVERSION equ 0 |
||
86 | |||
87 | section '.flat' code readable align 16 |
||
88 | |||
89 | proc START stdcall, state:dword |
||
90 | |||
91 | cmp [state], 1 |
||
92 | jne .exit |
||
93 | .entry: |
||
94 | |||
95 | if DEBUG |
||
96 | mov esi, msgInit |
||
97 | call SysMsgBoardStr |
||
98 | end if |
||
99 | |||
100 | call init |
||
101 | |||
102 | stdcall RegService, my_service, service_proc |
||
103 | ret |
||
104 | .fail: |
||
105 | .exit: |
||
106 | xor eax, eax |
||
107 | ret |
||
108 | endp |
||
109 | |||
110 | handle equ IOCTL.handle |
||
111 | io_code equ IOCTL.io_code |
||
112 | input equ IOCTL.input |
||
113 | inp_size equ IOCTL.inp_size |
||
114 | output equ IOCTL.output |
||
115 | out_size equ IOCTL.out_size |
||
116 | |||
117 | align 4 |
||
118 | proc service_proc stdcall, ioctl:dword |
||
119 | |||
120 | mov ebx, [ioctl] |
||
121 | mov eax, [ebx+io_code] |
||
122 | cmp eax, SRV_GETVERSION |
||
123 | jne @F |
||
124 | |||
125 | mov eax, [ebx+output] |
||
126 | cmp [ebx+out_size], 4 |
||
127 | jne .fail |
||
128 | mov [eax], dword API_VERSION |
||
129 | xor eax, eax |
||
130 | ret |
||
131 | @@: |
||
132 | .fail: |
||
133 | or eax, -1 |
||
134 | ret |
||
135 | endp |
||
136 | |||
137 | restore handle |
||
138 | restore io_code |
||
139 | restore input |
||
140 | restore inp_size |
||
141 | restore output |
||
142 | restore out_size |
||
143 | |||
144 | align 4 |
||
145 | proc detect |
||
146 | locals |
||
147 | last_bus dd ? |
||
148 | bus dd ? |
||
149 | devfn dd ? |
||
150 | endl |
||
151 | |||
152 | xor eax, eax |
||
153 | mov [bus], eax |
||
154 | inc eax |
||
155 | call PciApi |
||
156 | cmp eax, -1 |
||
157 | je .err |
||
158 | |||
159 | mov [last_bus], eax |
||
160 | |||
161 | .next_bus: |
||
162 | and [devfn], 0 |
||
163 | .next_dev: |
||
164 | stdcall PciRead32, [bus], [devfn], dword 0 |
||
165 | test eax, eax |
||
166 | jz .next |
||
167 | cmp eax, -1 |
||
168 | je .next |
||
169 | |||
170 | mov edi, devices |
||
171 | @@: |
||
172 | mov ebx, [edi] |
||
173 | test ebx, ebx |
||
174 | jz .next |
||
175 | |||
176 | cmp eax, ebx |
||
177 | je .found |
||
178 | |||
179 | add edi, STRIDE |
||
180 | jmp @B |
||
181 | .next: |
||
182 | inc [devfn] |
||
183 | cmp [devfn], 256 |
||
184 | jb .next_dev |
||
185 | mov eax, [bus] |
||
186 | inc eax |
||
187 | mov [bus], eax |
||
188 | cmp eax, [last_bus] |
||
189 | jna .next_bus |
||
190 | xor eax, eax |
||
191 | ret |
||
192 | .found: |
||
193 | mov eax, UHCI.sizeof |
||
194 | call Kmalloc |
||
195 | test eax, eax |
||
196 | jz .mem_fail |
||
197 | |||
198 | mov ebx, [bus] |
||
199 | mov [eax+UHCI.bus], ebx |
||
200 | |||
201 | mov ecx, [devfn] |
||
202 | mov [eax+UHCI.devfn], ecx |
||
203 | ret |
||
204 | .mem_fail: |
||
205 | if DEBUG |
||
206 | mov esi, msgMemFail |
||
207 | call SysMsgBoardStr |
||
208 | end if |
||
209 | .err: |
||
210 | xor eax, eax |
||
211 | ret |
||
212 | endp |
||
213 | |||
214 | PCI_BASE equ 0x20 |
||
215 | USB_LEGKEY equ 0xC0 |
||
216 | |||
217 | align 4 |
||
218 | proc init |
||
219 | locals |
||
220 | uhci dd ? |
||
221 | endl |
||
222 | |||
223 | call detect |
||
224 | test eax, eax |
||
225 | jz .fail |
||
226 | |||
227 | mov [uhci], eax |
||
228 | |||
229 | stdcall PciRead32, [eax+UHCI.bus], [eax+UHCI.devfn], PCI_BASE |
||
230 | and eax, 0xFFC0 |
||
231 | mov esi, [uhci] |
||
232 | mov [esi+UHCI.io_base], eax |
||
233 | |||
234 | stdcall uhci_reset, esi |
||
235 | |||
236 | stdcall finish_reset, [uhci] |
||
237 | |||
238 | .fail: |
||
239 | if DEBUG |
||
240 | mov esi, msgDevNotFound |
||
241 | call SysMsgBoardStr |
||
242 | end if |
||
243 | ret |
||
244 | endp |
||
245 | |||
246 | UHCI_USBINTR equ 4 ; interrupt register |
||
247 | |||
248 | UHCI_USBLEGSUP_RWC equ 0x8f00 ; the R/WC bits |
||
249 | UHCI_USBLEGSUP_RO equ 0x5040 ; R/O and reserved bits |
||
250 | |||
251 | UHCI_USBCMD_RUN equ 0x0001 ; RUN/STOP bit |
||
252 | UHCI_USBCMD_HCRESET equ 0x0002 ; Host Controller reset |
||
253 | UHCI_USBCMD_EGSM equ 0x0008 ; Global Suspend Mode |
||
254 | UHCI_USBCMD_CONFIGURE equ 0x0040 ; Config Flag |
||
255 | UHCI_USBINTR_RESUME equ 0x0002 ; Resume interrupt enable |
||
256 | |||
257 | PORTSC0 equ 0x10 |
||
258 | PORTSC1 equ 0x12 |
||
259 | |||
260 | |||
261 | UHCI_RH_RESET equ 0 |
||
262 | UHCI_RH_SUSPENDED equ 1 |
||
263 | UHCI_RH_AUTO_STOPPED equ 2 |
||
264 | UHCI_RH_RESUMING equ 3 |
||
265 | |||
266 | ; In this state the HC changes from running to halted |
||
267 | ; so it can legally appear either way. |
||
268 | UHCI_RH_SUSPENDING equ 4 |
||
269 | |||
270 | ; In the following states it's an error if the HC is halted. |
||
271 | ; These two must come last. |
||
272 | UHCI_RH_RUNNING equ 5 ; The normal state |
||
273 | UHCI_RH_RUNNING_NODEVS equ 6 ; Running with no devices |
||
274 | |||
275 | UHCI_IS_STOPPED equ 9999 |
||
276 | |||
277 | align 4 |
||
278 | proc uhci_reset stdcall, uhci:dword |
||
279 | mov esi, [uhci] |
||
280 | stdcall PciRead16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY |
||
281 | test eax, not (UHCI_USBLEGSUP_RO or UHCI_USBLEGSUP_RWC) |
||
282 | jnz .reset |
||
283 | |||
284 | mov edx, [esi+UHCI.io_base] |
||
285 | in ax, dx |
||
286 | test ax, UHCI_USBCMD_RUN |
||
287 | jnz .reset |
||
288 | |||
289 | test ax, UHCI_USBCMD_CONFIGURE |
||
290 | jz .reset |
||
291 | |||
292 | test ax, UHCI_USBCMD_EGSM |
||
293 | jz .reset |
||
294 | |||
295 | add edx, UHCI_USBINTR |
||
296 | in ax, dx |
||
297 | test ax, not UHCI_USBINTR_RESUME |
||
298 | jnz .reset |
||
299 | ret |
||
300 | .reset: |
||
301 | stdcall PciWrite16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY, UHCI_USBLEGSUP_RWC |
||
302 | |||
303 | mov edx, [esi+UHCI.io_base] |
||
304 | mov ax, UHCI_USBCMD_HCRESET |
||
305 | out dx, ax |
||
306 | |||
307 | xor eax, eax |
||
308 | out dx, ax |
||
309 | add edx, UHCI_USBINTR |
||
310 | out dx, ax |
||
311 | ret |
||
312 | endp |
||
313 | |||
314 | proc finish_reset stdcall, uhci:dword |
||
315 | |||
316 | mov esi, [uhci] |
||
317 | mov edx, [esi+UHCI.io_base] |
||
318 | add edx, PORTSC0 |
||
319 | xor eax, eax |
||
320 | out dx, ax |
||
321 | add edx, (PORTSC1-PORTSC0) |
||
322 | out dx, ax |
||
323 | |||
324 | mov [esi+UHCI.port_c_suspend], eax |
||
325 | mov [esi+UHCI.resuming_ports], eax |
||
326 | mov [esi+UHCI.rh_state], UHCI_RH_RESET |
||
327 | mov [esi+UHCI.rh_numports], 2 |
||
328 | |||
329 | mov [esi+UHCI.is_stopped], UHCI_IS_STOPPED |
||
330 | ; mov [ uhci_to_hcd(uhci)->state = HC_STATE_HALT; |
||
331 | ; uhci_to_hcd(uhci)->poll_rh = 0; |
||
332 | |||
333 | mov [esi+UHCI.dead], eax ; Full reset resurrects the controller |
||
334 | |||
335 | ret |
||
336 | endp |
||
337 | |||
338 | proc insert_td stdcall, td:dword, frame:dword |
||
339 | |||
340 | mov edi, [td] |
||
341 | mov eax, [frame] |
||
342 | and eax, -1024 |
||
343 | mov [edi+TD.frame], eax |
||
344 | |||
345 | mov ebx, [framelist] |
||
346 | mov edx, [dma_framelist] |
||
347 | shl eax, 5 |
||
348 | |||
349 | mov ecx, [eax+ebx] |
||
350 | test ecx, ecx |
||
351 | jz .empty |
||
352 | |||
353 | mov ecx, [ecx+TD.bk] ;last TD |
||
354 | |||
355 | mov edx, [ecx+TD.fd] |
||
356 | mov [edi+TD.fd], edx |
||
357 | mov [edi+TD.bk], ecx |
||
358 | mov [ecx+TD.fd], edi |
||
359 | mov [edx+TD.bk], edi |
||
360 | |||
361 | mov eax, [ecx+TD.link] |
||
362 | mov [edi+TD.link], eax |
||
363 | mov ebx, [edi+TD.addr] |
||
364 | mov [ecx+TD.link], ebx |
||
365 | ret |
||
366 | .empty: |
||
367 | mov ecx, [eax+edx] |
||
368 | mov [edi+TD.link], ecx |
||
369 | mov [ebx+eax], edi |
||
370 | mov ecx, [edi+TD.addr] |
||
371 | mov [eax+edx], ecx |
||
372 | ret |
||
373 | endp |
||
374 | |||
375 | |||
376 | align 4 |
||
377 | proc usb_get_descriptor stdcall, dev:dword, type:dword, index:dword,\ |
||
378 | buf:dword, size:dword |
||
379 | |||
380 | locals |
||
381 | count dd ? |
||
382 | endl |
||
383 | |||
384 | mov esi, [buf] |
||
385 | mov ecx, [size] |
||
386 | xor eax, eax |
||
387 | cld |
||
388 | rep stosb |
||
389 | |||
390 | mov [count], 3 |
||
391 | @@: |
||
392 | mov eax, [type] |
||
393 | shl eax, 8 |
||
394 | add eax, [index] |
||
395 | stdcall usb_control_msg, [dev], pipe, USB_REQ_GET_DESCRIPTOR, \ |
||
396 | USB_DIR_IN, eax,0,[buf], [size],\ |
||
397 | USB_CTRL_GET_TIMEOUT |
||
398 | test eax, eax |
||
399 | jz .next |
||
400 | cmp eax, -1 |
||
401 | je .next |
||
402 | jmp. ok |
||
403 | .next: |
||
404 | dec [count] |
||
405 | jnz @B |
||
406 | mov eax, -1 |
||
407 | .ok: |
||
408 | ret |
||
409 | endp |
||
410 | |||
411 | DEVICE_ID equ 0x24D2 ; pci device id |
||
412 | VENDOR_ID equ 0x8086 ; device vendor id |
||
413 | QEMU_USB equ 0x7020 |
||
414 | |||
415 | ;all initialized data place here |
||
416 | |||
417 | align 4 |
||
418 | devices dd (DEVICE_ID shl 16)+VENDOR_ID |
||
419 | dd (QEMU_USB shl 16)+VENDOR_ID |
||
420 | dd 0 ;terminator |
||
421 | |||
422 | version dd (5 shl 16) or (API_VERSION and 0xFFFF) |
||
423 | |||
424 | my_service db 'UHCI',0 ;max 16 chars include zero |
||
425 | |||
426 | msgInit db 'detect hardware...',13,10,0 |
||
427 | msgPCI db 'PCI accsess not supported',13,10,0 |
||
428 | msgDevNotFound db 'device not found',13,10,0 |
||
429 | msgMemFail db 'Kmalloc failed', 10,10,0 |
||
430 | ;msgFail db 'device not found',13,10,0 |
||
431 | |||
432 | section '.data' data readable writable align 16 |
||
433 | |||
434 | ;all uninitialized data place here |
||
435 |