Rev 4979 | Go to most recent revision | Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
4975 | gtament | 1 | ; standard driver stuff |
2 | format MS COFF |
||
3 | |||
4 | DEBUG = 1 |
||
5 | |||
6 | ; this is for DEBUGF macro from 'fdo.inc' |
||
7 | __DEBUG__ = 1 |
||
8 | __DEBUG_LEVEL__ = 1 |
||
9 | |||
10 | include '../proc32.inc' |
||
11 | include '../imports.inc' |
||
12 | include '../fdo.inc' |
||
13 | include '../../struct.inc' |
||
14 | |||
15 | public START |
||
16 | public version |
||
17 | |||
18 | ; USB constants |
||
19 | DEVICE_DESCR_TYPE = 1 |
||
20 | CONFIG_DESCR_TYPE = 2 |
||
21 | STRING_DESCR_TYPE = 3 |
||
22 | INTERFACE_DESCR_TYPE = 4 |
||
23 | ENDPOINT_DESCR_TYPE = 5 |
||
24 | DEVICE_QUALIFIER_DESCR_TYPE = 6 |
||
25 | |||
26 | CONTROL_PIPE = 0 |
||
27 | ISOCHRONOUS_PIPE = 1 |
||
28 | BULK_PIPE = 2 |
||
29 | INTERRUPT_PIPE = 3 |
||
30 | |||
31 | ; USB HID constants |
||
32 | HID_DESCR_TYPE = 21h |
||
33 | REPORT_DESCR_TYPE = 22h |
||
34 | PHYSICAL_DESCR_TYPE = 23h |
||
35 | |||
36 | |||
37 | ; LibUSB constatnts |
||
38 | LIBUSB_REQUEST_TYPE_STANDARD = (0x00 shl 5) |
||
39 | LIBUSB_REQUEST_TYPE_CLASS = (0x01 shl 5) |
||
40 | LIBUSB_REQUEST_TYPE_VENDOR = (0x02 shl 5) |
||
41 | LIBUSB_REQUEST_TYPE_RESERVED = (0x03 shl 5) |
||
42 | |||
43 | LIBUSB_RECIPIENT_DEVICE = 0x00 |
||
44 | LIBUSB_RECIPIENT_INTERFACE = 0x01 |
||
45 | LIBUSB_RECIPIENT_ENDPOINT = 0x02 |
||
46 | LIBUSB_RECIPIENT_OTHER = 0x03 |
||
47 | |||
48 | LIBUSB_ENDPOINT_IN = 0x80 |
||
49 | LIBUSB_ENDPOINT_OUT = 0x00 |
||
50 | |||
51 | ; FTDI Constants |
||
52 | FTDI_DEVICE_OUT_REQTYPE = (LIBUSB_REQUEST_TYPE_VENDOR or LIBUSB_RECIPIENT_DEVICE or LIBUSB_ENDPOINT_OUT) |
||
53 | FTDI_DEVICE_IN_REQTYPE = (LIBUSB_REQUEST_TYPE_VENDOR or LIBUSB_RECIPIENT_DEVICE or LIBUSB_ENDPOINT_IN) |
||
54 | |||
55 | ; Requests |
||
56 | ;Definitions for flow control |
||
57 | SIO_RESET =0 ;Reset the port |
||
58 | SIO_MODEM_CTRL =1 ;Set the modem control register |
||
59 | SIO_SET_FLOW_CTRL =2 ;Set flow control register |
||
60 | SIO_SET_BAUD_RATE =3 ;Set baud rate |
||
61 | SIO_SET_DATA =4 ;Set the data characteristics of the port |
||
62 | |||
63 | SIO_RESET_REQUEST =SIO_RESET |
||
64 | SIO_SET_BAUDRATE_REQUEST =SIO_SET_BAUD_RATE |
||
65 | SIO_SET_DATA_REQUEST =SIO_SET_DATA |
||
66 | SIO_SET_FLOW_CTRL_REQUEST =SIO_SET_FLOW_CTRL |
||
67 | SIO_SET_MODEM_CTRL_REQUEST =SIO_MODEM_CTRL |
||
68 | SIO_POLL_MODEM_STATUS_REQUEST=0x05 |
||
69 | SIO_SET_EVENT_CHAR_REQUEST =0x06 |
||
70 | SIO_SET_ERROR_CHAR_REQUEST =0x07 |
||
71 | SIO_SET_LATENCY_TIMER_REQUEST=0x09 |
||
72 | SIO_GET_LATENCY_TIMER_REQUEST=0x0A |
||
73 | SIO_SET_BITMODE_REQUEST =0x0B |
||
74 | SIO_READ_PINS_REQUEST =0x0C |
||
75 | SIO_READ_EEPROM_REQUEST =0x90 |
||
76 | SIO_WRITE_EEPROM_REQUEST =0x91 |
||
77 | SIO_ERASE_EEPROM_REQUEST =0x92 |
||
78 | |||
79 | |||
80 | SIO_RESET_SIO=0 |
||
81 | SIO_RESET_PURGE_RX=1 |
||
82 | SIO_RESET_PURGE_TX=2 |
||
83 | |||
84 | SIO_DISABLE_FLOW_CTRL=0x0 |
||
85 | SIO_RTS_CTS_HS =(0x1 shl 8) |
||
86 | SIO_DTR_DSR_HS =(0x2 shl 8) |
||
87 | SIO_XON_XOFF_HS=(0x4 shl 8) |
||
88 | |||
89 | SIO_SET_DTR_MASK=0x1 |
||
90 | SIO_SET_DTR_HIGH=( 1 or ( SIO_SET_DTR_MASK shl 8)) |
||
91 | SIO_SET_DTR_LOW =( 0 or ( SIO_SET_DTR_MASK shl 8)) |
||
92 | SIO_SET_RTS_MASK=0x2 |
||
93 | SIO_SET_RTS_HIGH=( 2 or ( SIO_SET_RTS_MASK shl 8 )) |
||
94 | SIO_SET_RTS_LOW =( 0 or ( SIO_SET_RTS_MASK shl 8 )) |
||
95 | |||
96 | SIO_RTS_CTS_HS =(0x1 shl 8) |
||
97 | |||
98 | ;strings |
||
99 | my_driver db 'usbother',0 |
||
100 | nomemory_msg db 'K : no memory',13,10,0 |
||
101 | |||
102 | ; Structures |
||
103 | struct ftdi_context |
||
104 | chipType db ? |
||
105 | baudrate dd ? |
||
106 | bitbangEnabled db ? |
||
107 | readBufPtr dd ? |
||
108 | readBufOffs dd ? |
||
109 | readBufChunkSize dd ? |
||
110 | writeBufChunkSize dd ? |
||
111 | interface dd ? |
||
112 | index dd ? |
||
113 | inEP dd ? |
||
114 | outEP dd ? |
||
115 | nullP dd ? |
||
116 | next_context dd ? |
||
117 | ends |
||
118 | |||
119 | struct IOCTL |
||
120 | handle dd ? |
||
121 | io_code dd ? |
||
122 | input dd ? |
||
123 | inp_size dd ? |
||
124 | output dd ? |
||
125 | out_size dd ? |
||
126 | ends |
||
127 | |||
128 | struct usb_descr |
||
129 | bcdUSB dw ? |
||
130 | bDeviceClass db ? |
||
131 | bDeviceSubClass db ? |
||
132 | bDeviceProtocol db ? |
||
133 | bMaxPacketSize0 db ? |
||
134 | idVendor dw ? |
||
135 | idProduct dw ? |
||
136 | bcdDevice dw ? |
||
137 | iManufacturer db ? |
||
138 | iProduct db ? |
||
139 | iSerialNumber db ? |
||
140 | bNumConfigurations db ? |
||
141 | ends |
||
142 | |||
143 | section '.flat' code readable align 16 |
||
144 | ; The start procedure. |
||
145 | proc START stdcall, .reason:DWORD |
||
146 | |||
147 | xor eax, eax ; initialize return value |
||
148 | cmp [.reason], 1 ; compare the argument |
||
149 | jnz .nothing |
||
150 | call linkedlist.init |
||
151 | stdcall RegUSBDriver, my_driver, service_proc, usb_functions |
||
152 | |||
153 | .nothing: |
||
154 | ret 4 |
||
155 | endp |
||
156 | |||
157 | |||
158 | proc AddDevice stdcall uses ebx, .config_pipe:DWORD, .config_descr:DWORD, .interface:DWORD |
||
159 | |||
160 | stdcall USBGetParam, [.config_pipe], 0 |
||
161 | cmp [eax+usb_descr.idVendor], 0x0403 |
||
162 | jnz .notftdi |
||
163 | DEBUGF 1,'K : FTDI USB device detected\n' |
||
164 | movi eax, sizeof.ftdi_context |
||
165 | call Kmalloc |
||
166 | test eax, eax |
||
167 | jnz @f |
||
168 | mov esi, nomemory_msg |
||
169 | call SysMsgBoardStr |
||
170 | xor eax, eax |
||
171 | jmp .nothing |
||
172 | @@: |
||
173 | DEBUGF 1,'K : Adding struct to list %x\n', eax |
||
174 | call linkedlist.add |
||
175 | |||
176 | mov ebx, [.config_pipe] |
||
177 | mov [eax + ftdi_context.nullP], ebx |
||
178 | |||
179 | DEBUGF 1,'K : Open first pipe\n' |
||
180 | mov ebx, eax |
||
181 | stdcall USBOpenPipe, [.config_pipe], 0x81, 0x40, BULK_PIPE, 0 |
||
182 | mov [ebx + ftdi_context.inEP], eax |
||
183 | DEBUGF 1,'K : Open second pipe\n' |
||
184 | stdcall USBOpenPipe, [.config_pipe], 0x02, 0x40, BULK_PIPE, 0 |
||
185 | mov [ebx + ftdi_context.outEP], eax |
||
186 | |||
187 | .nothing: |
||
188 | ret |
||
189 | .notftdi: |
||
190 | DEBUGF 1,'K : Skipping not FTDI device\n' |
||
191 | xor eax, eax |
||
192 | ret |
||
193 | endp |
||
194 | |||
195 | |||
196 | handle equ IOCTL.handle |
||
197 | io_code equ IOCTL.io_code |
||
198 | input equ IOCTL.input |
||
199 | inp_size equ IOCTL.inp_size |
||
200 | output equ IOCTL.output |
||
201 | out_size equ IOCTL.out_size |
||
202 | |||
203 | align 4 |
||
204 | proc service_proc stdcall uses ebx esi edi, ioctl:DWORD |
||
205 | locals |
||
206 | ConfPacket rb 8 |
||
207 | EventData rd 2 |
||
208 | endl |
||
209 | mov edi, [ioctl] |
||
210 | mov eax, [edi + io_code] |
||
211 | DEBUGF 1,'K : FTDI got the request: %d\n', eax |
||
212 | test eax, eax ;0 |
||
213 | jz .version |
||
214 | dec eax ;1 |
||
215 | jz .ftdi_get_list |
||
216 | dec eax ;2 |
||
217 | jz .ftdi_set_bitmode |
||
218 | |||
219 | .version: |
||
220 | .endswitch: |
||
221 | xor eax, eax |
||
222 | ret |
||
223 | |||
224 | .ftdi_set_bitmode: |
||
225 | DEBUGF 1,'K : FTDI Seting bitmode\n' |
||
226 | call CreateEvent |
||
227 | DEBUGF 1,'K : Event created %x %x\n' , eax, edx |
||
228 | mov [EventData], eax |
||
229 | mov [EventData+1], edx |
||
230 | mov si, (FTDI_DEVICE_IN_REQTYPE) + (SIO_SET_BITMODE_REQUEST shl 8) |
||
231 | mov word[ConfPacket], si |
||
232 | mov edi, [edi+input] |
||
233 | mov si, word[edi+1] |
||
234 | DEBUGF 1,'K : Pin value is %x\n', si |
||
235 | mov word[ConfPacket+4], si |
||
236 | mov ebx, [edi] |
||
237 | lea esi, [ConfPacket] |
||
238 | lea edi, [EventData] |
||
239 | stdcall USBControlTransferAsync, [ebx + ftdi_context.nullP], esi, 0, 0, control_callback, edi, 0 |
||
240 | DEBUGF 1, 'K : Returned value is %d\n', eax |
||
241 | call WaitEvent |
||
242 | jmp .endswitch |
||
243 | .ftdi_read_pins: |
||
244 | DEBUGF 1,'K : FTDI Reading pins\n' |
||
245 | call CreateEvent |
||
246 | mov [EventData], eax |
||
247 | mov [EventData+1], edx |
||
248 | mov eax, FTDI_DEVICE_IN_REQTYPE + (SIO_READ_PINS_REQUEST shl 8) |
||
249 | mov dword[ConfPacket], eax |
||
250 | jmp .endswitch |
||
251 | .ftdi_get_list: |
||
252 | call linkedlist.gethead |
||
253 | DEBUGF 1, 'K : FTDI Device pointer %x\n' , eax |
||
254 | mov edi, [edi+output] |
||
255 | mov edi, eax |
||
256 | mov eax, 4 |
||
257 | mov edi, [ioctl] |
||
258 | mov [edi+out_size], eax |
||
259 | jmp .endswitch |
||
260 | endp |
||
261 | restore handle |
||
262 | restore io_code |
||
263 | restore input |
||
264 | restore inp_size |
||
265 | restore output |
||
266 | restore out_size |
||
267 | |||
268 | |||
269 | align 4 |
||
270 | proc control_callback stdcall uses ebx, .pipe:DWORD, .status:DWORD, .buffer:DWORD, .length:DWORD, .calldata:DWORD |
||
271 | |||
272 | mov eax, [.calldata] |
||
273 | mov ebx, [.calldata+1] |
||
274 | call RaiseEvent |
||
275 | DEBUGF 1, 'K : status is %d\n', [.status+24h] |
||
276 | ret |
||
277 | endp |
||
278 | |||
279 | |||
280 | proc DeviceDisconnected stdcall uses ebx esi edi, .device_data:DWORD |
||
281 | |||
282 | DEBUGF 1, 'K : FTDI deleting device data\n' |
||
283 | mov eax, [.device_data] |
||
284 | ;call linkedlist.delete |
||
285 | endp |
||
286 | |||
287 | include 'linkedlist.inc' |
||
288 | |||
289 | ; Exported variable: kernel API version. |
||
290 | align 4 |
||
291 | version dd 50005h |
||
292 | ; Structure with callback functions. |
||
293 | usb_functions: |
||
294 | dd 12 |
||
295 | dd AddDevice |
||
296 | dd DeviceDisconnected |
||
297 | |||
298 | ;for DEBUGF macro |
||
299 | include_debug_strings |
||
300 | |||
301 | |||
302 | |||
303 | |||
304 | ; for uninitialized data |
||
305 | ;section '.data' data readable writable align 16 |