Commit | Line | Data |
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a3da1d95 GE |
1 | /*************************************************************************** |
2 | ftdi.h - description | |
3 | ------------------- | |
4 | begin : Fri Apr 4 2003 | |
5 | copyright : (C) 2003 by Intra2net AG | |
5fdb1cb1 | 6 | email : opensource@intra2net.com |
a3da1d95 GE |
7 | ***************************************************************************/ |
8 | ||
9 | /*************************************************************************** | |
10 | * * | |
11 | * This program is free software; you can redistribute it and/or modify * | |
12 | * it under the terms of the GNU Lesser General Public License * | |
13 | * version 2.1 as published by the Free Software Foundation; * | |
14 | * * | |
15 | ***************************************************************************/ | |
16 | ||
17 | #ifndef __libftdi_h__ | |
18 | #define __libftdi_h__ | |
19 | ||
98452d97 | 20 | #include <usb.h> |
0e302db6 | 21 | |
c201f80f TJ |
22 | #define FTDI_DEFAULT_EEPROM_SIZE 128 |
23 | ||
91c9886b | 24 | /** FTDI chip type */ |
b72a7e17 | 25 | enum ftdi_chip_type { TYPE_AM=0, TYPE_BM=1, TYPE_2232C=2, TYPE_R=3, TYPE_2232H=4, TYPE_4232H=5, TYPE_232H = 6 }; |
91c9886b | 26 | /** Parity mode for ftdi_set_line_property() */ |
2f73e59f | 27 | enum ftdi_parity_type { NONE=0, ODD=1, EVEN=2, MARK=3, SPACE=4 }; |
91c9886b | 28 | /** Number of stop bits for ftdi_set_line_property() */ |
2f73e59f | 29 | enum ftdi_stopbits_type { STOP_BIT_1=0, STOP_BIT_15=1, STOP_BIT_2=2 }; |
91c9886b | 30 | /** Number of bits for ftdi_set_line_property() */ |
2f73e59f | 31 | enum ftdi_bits_type { BITS_7=7, BITS_8=8 }; |
91c9886b | 32 | /** Break type for ftdi_set_line_property2() */ |
6c32e222 | 33 | enum ftdi_break_type { BREAK_OFF=0, BREAK_ON=1 }; |
2f73e59f | 34 | |
91c9886b | 35 | /** MPSSE bitbang modes */ |
22d12cda TJ |
36 | enum ftdi_mpsse_mode |
37 | { | |
418aaa72 GE |
38 | BITMODE_RESET = 0x00, /**< switch off bitbang mode, back to regular serial/FIFO */ |
39 | BITMODE_BITBANG= 0x01, /**< classical asynchronous bitbang mode, introduced with B-type chips */ | |
40 | BITMODE_MPSSE = 0x02, /**< MPSSE mode, available on 2232x chips */ | |
41 | BITMODE_SYNCBB = 0x04, /**< synchronous bitbang mode, available on 2232x and R-type chips */ | |
42 | BITMODE_MCU = 0x08, /**< MCU Host Bus Emulation mode, available on 2232x chips */ | |
43 | /* CPU-style fifo mode gets set via EEPROM */ | |
44 | BITMODE_OPTO = 0x10, /**< Fast Opto-Isolated Serial Interface Mode, available on 2232x chips */ | |
45 | BITMODE_CBUS = 0x20, /**< Bitbang on CBUS pins of R-type chips, configure in EEPROM before */ | |
46 | BITMODE_SYNCFF = 0x40, /**< Single Channel Synchronous FIFO mode, available on 2232H chips */ | |
c4446c36 TJ |
47 | }; |
48 | ||
418aaa72 | 49 | /** Port interface for chips with multiple interfaces */ |
22d12cda TJ |
50 | enum ftdi_interface |
51 | { | |
c4446c36 TJ |
52 | INTERFACE_ANY = 0, |
53 | INTERFACE_A = 1, | |
f9d69895 AH |
54 | INTERFACE_B = 2, |
55 | INTERFACE_C = 3, | |
56 | INTERFACE_D = 4 | |
c4446c36 TJ |
57 | }; |
58 | ||
1fb40fd8 TK |
59 | /** Automatic loading / unloading of kernel modules */ |
60 | enum ftdi_module_detach_mode | |
61 | { | |
62 | AUTO_DETACH_SIO_MODULE = 0, | |
63 | DONT_DETACH_SIO_MODULE = 1 | |
64 | }; | |
65 | ||
c4446c36 TJ |
66 | /* Shifting commands IN MPSSE Mode*/ |
67 | #define MPSSE_WRITE_NEG 0x01 /* Write TDI/DO on negative TCK/SK edge*/ | |
68 | #define MPSSE_BITMODE 0x02 /* Write bits, not bytes */ | |
69 | #define MPSSE_READ_NEG 0x04 /* Sample TDO/DI on negative TCK/SK edge */ | |
70 | #define MPSSE_LSB 0x08 /* LSB first */ | |
71 | #define MPSSE_DO_WRITE 0x10 /* Write TDI/DO */ | |
72 | #define MPSSE_DO_READ 0x20 /* Read TDO/DI */ | |
73 | #define MPSSE_WRITE_TMS 0x40 /* Write TMS/CS */ | |
74 | ||
75 | /* FTDI MPSSE commands */ | |
76 | #define SET_BITS_LOW 0x80 | |
77 | /*BYTE DATA*/ | |
78 | /*BYTE Direction*/ | |
79 | #define SET_BITS_HIGH 0x82 | |
80 | /*BYTE DATA*/ | |
81 | /*BYTE Direction*/ | |
82 | #define GET_BITS_LOW 0x81 | |
83 | #define GET_BITS_HIGH 0x83 | |
84 | #define LOOPBACK_START 0x84 | |
85 | #define LOOPBACK_END 0x85 | |
86 | #define TCK_DIVISOR 0x86 | |
87 | /* Value Low */ | |
88 | /* Value HIGH */ /*rate is 12000000/((1+value)*2) */ | |
89 | #define DIV_VALUE(rate) (rate > 6000000)?0:((6000000/rate -1) > 0xffff)? 0xffff: (6000000/rate -1) | |
90 | ||
91 | /* Commands in MPSSE and Host Emulation Mode */ | |
22d12cda | 92 | #define SEND_IMMEDIATE 0x87 |
c4446c36 TJ |
93 | #define WAIT_ON_HIGH 0x88 |
94 | #define WAIT_ON_LOW 0x89 | |
95 | ||
96 | /* Commands in Host Emulation Mode */ | |
97 | #define READ_SHORT 0x90 | |
98 | /* Address_Low */ | |
99 | #define READ_EXTENDED 0x91 | |
100 | /* Address High */ | |
101 | /* Address Low */ | |
102 | #define WRITE_SHORT 0x92 | |
103 | /* Address_Low */ | |
104 | #define WRITE_EXTENDED 0x93 | |
105 | /* Address High */ | |
106 | /* Address Low */ | |
53ad271d | 107 | |
a01d31e2 | 108 | /* Definitions for flow control */ |
9ecfef2a | 109 | #define SIO_RESET 0 /* Reset the port */ |
a01d31e2 TJ |
110 | #define SIO_MODEM_CTRL 1 /* Set the modem control register */ |
111 | #define SIO_SET_FLOW_CTRL 2 /* Set flow control register */ | |
9ecfef2a TJ |
112 | #define SIO_SET_BAUD_RATE 3 /* Set baud rate */ |
113 | #define SIO_SET_DATA 4 /* Set the data characteristics of the port */ | |
114 | ||
a5e1bd8c MK |
115 | #define FTDI_DEVICE_OUT_REQTYPE (USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_OUT) |
116 | #define FTDI_DEVICE_IN_REQTYPE (USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN) | |
117 | ||
118 | /* Requests */ | |
119 | #define SIO_RESET_REQUEST SIO_RESET | |
120 | #define SIO_SET_BAUDRATE_REQUEST SIO_SET_BAUD_RATE | |
121 | #define SIO_SET_DATA_REQUEST SIO_SET_DATA | |
122 | #define SIO_SET_FLOW_CTRL_REQUEST SIO_SET_FLOW_CTRL | |
123 | #define SIO_SET_MODEM_CTRL_REQUEST SIO_MODEM_CTRL | |
124 | #define SIO_POLL_MODEM_STATUS_REQUEST 0x05 | |
125 | #define SIO_SET_EVENT_CHAR_REQUEST 0x06 | |
126 | #define SIO_SET_ERROR_CHAR_REQUEST 0x07 | |
127 | #define SIO_SET_LATENCY_TIMER_REQUEST 0x09 | |
128 | #define SIO_GET_LATENCY_TIMER_REQUEST 0x0A | |
129 | #define SIO_SET_BITMODE_REQUEST 0x0B | |
130 | #define SIO_READ_PINS_REQUEST 0x0C | |
131 | #define SIO_READ_EEPROM_REQUEST 0x90 | |
132 | #define SIO_WRITE_EEPROM_REQUEST 0x91 | |
133 | #define SIO_ERASE_EEPROM_REQUEST 0x92 | |
134 | ||
135 | ||
9ecfef2a TJ |
136 | #define SIO_RESET_SIO 0 |
137 | #define SIO_RESET_PURGE_RX 1 | |
138 | #define SIO_RESET_PURGE_TX 2 | |
139 | ||
22d12cda | 140 | #define SIO_DISABLE_FLOW_CTRL 0x0 |
a01d31e2 TJ |
141 | #define SIO_RTS_CTS_HS (0x1 << 8) |
142 | #define SIO_DTR_DSR_HS (0x2 << 8) | |
143 | #define SIO_XON_XOFF_HS (0x4 << 8) | |
144 | ||
a01d31e2 TJ |
145 | #define SIO_SET_DTR_MASK 0x1 |
146 | #define SIO_SET_DTR_HIGH ( 1 | ( SIO_SET_DTR_MASK << 8)) | |
147 | #define SIO_SET_DTR_LOW ( 0 | ( SIO_SET_DTR_MASK << 8)) | |
148 | #define SIO_SET_RTS_MASK 0x2 | |
149 | #define SIO_SET_RTS_HIGH ( 2 | ( SIO_SET_RTS_MASK << 8 )) | |
150 | #define SIO_SET_RTS_LOW ( 0 | ( SIO_SET_RTS_MASK << 8 )) | |
151 | ||
152 | #define SIO_RTS_CTS_HS (0x1 << 8) | |
153 | ||
7cc9950e GE |
154 | /* marker for unused usb urb structures |
155 | (taken from libusb) */ | |
156 | #define FTDI_URB_USERCONTEXT_COOKIE ((void *)0x1) | |
157 | ||
fd282db3 GE |
158 | #ifdef __GNUC__ |
159 | #define DEPRECATED(func) func __attribute__ ((deprecated)) | |
160 | #elif defined(_MSC_VER) | |
161 | #define DEPRECATED(func) __declspec(deprecated) func | |
162 | #else | |
163 | #pragma message("WARNING: You need to implement DEPRECATED for this compiler") | |
164 | #define DEPRECATED(func) func | |
165 | #endif | |
166 | ||
167 | ||
9bec2387 | 168 | /** |
b5ec1820 | 169 | \brief Main context structure for all libftdi functions. |
a01d31e2 | 170 | |
9bec2387 TJ |
171 | Do not access directly if possible. |
172 | */ | |
22d12cda TJ |
173 | struct ftdi_context |
174 | { | |
91c9886b MJ |
175 | /* USB specific */ |
176 | /** libusb's usb_dev_handle */ | |
98452d97 | 177 | struct usb_dev_handle *usb_dev; |
91c9886b | 178 | /** usb read timeout */ |
545820ce | 179 | int usb_read_timeout; |
91c9886b | 180 | /** usb write timeout */ |
545820ce | 181 | int usb_write_timeout; |
a3da1d95 | 182 | |
91c9886b MJ |
183 | /* FTDI specific */ |
184 | /** FTDI chip type */ | |
53ad271d | 185 | enum ftdi_chip_type type; |
91c9886b | 186 | /** baudrate */ |
a3da1d95 | 187 | int baudrate; |
91c9886b | 188 | /** bitbang mode state */ |
a3da1d95 | 189 | unsigned char bitbang_enabled; |
91c9886b | 190 | /** pointer to read buffer for ftdi_read_data */ |
948f9ada | 191 | unsigned char *readbuffer; |
91c9886b | 192 | /** read buffer offset */ |
4ece2c24 | 193 | unsigned int readbuffer_offset; |
91c9886b | 194 | /** number of remaining data in internal read buffer */ |
4ece2c24 | 195 | unsigned int readbuffer_remaining; |
91c9886b | 196 | /** read buffer chunk size */ |
948f9ada | 197 | unsigned int readbuffer_chunksize; |
91c9886b | 198 | /** write buffer chunk size */ |
948f9ada | 199 | unsigned int writebuffer_chunksize; |
e2f12a4f TJ |
200 | /** maximum packet size. Needed for filtering modem status bytes every n packets. */ |
201 | unsigned int max_packet_size; | |
d9f0cce7 | 202 | |
91c9886b MJ |
203 | /* FTDI FT2232C requirecments */ |
204 | /** FT2232C interface number: 0 or 1 */ | |
205 | int interface; /* 0 or 1 */ | |
206 | /** FT2232C index number: 1 or 2 */ | |
207 | int index; /* 1 or 2 */ | |
208 | /* Endpoints */ | |
209 | /** FT2232C end points: 1 or 2 */ | |
545820ce | 210 | int in_ep; |
91c9886b | 211 | int out_ep; /* 1 or 2 */ |
c3d95b87 | 212 | |
91c9886b | 213 | /** Bitbang mode. 1: (default) Normal bitbang mode, 2: FT2232C SPI bitbang mode */ |
3119537f | 214 | unsigned char bitbang_mode; |
545820ce | 215 | |
91c9886b | 216 | /** EEPROM size. Default is 128 bytes for 232BM and 245BM chips */ |
c201f80f TJ |
217 | int eeprom_size; |
218 | ||
91c9886b | 219 | /** String representation of last error */ |
a3da1d95 | 220 | char *error_str; |
7cc9950e | 221 | |
91c9886b | 222 | /** Buffer needed for async communication */ |
7cc9950e | 223 | char *async_usb_buffer; |
91c9886b | 224 | /** Number of URB-structures we can buffer */ |
7cc9950e | 225 | unsigned int async_usb_buffer_size; |
1fb40fd8 TK |
226 | |
227 | /** Defines behavior in case a kernel module is already attached to the device */ | |
228 | enum ftdi_module_detach_mode module_detach_mode; | |
a3da1d95 GE |
229 | }; |
230 | ||
9bec2387 | 231 | /** |
b5ec1820 | 232 | \brief list of usb devices created by ftdi_usb_find_all() |
9bec2387 | 233 | */ |
22d12cda TJ |
234 | struct ftdi_device_list |
235 | { | |
91c9886b | 236 | /** pointer to next entry */ |
edb82cbf | 237 | struct ftdi_device_list *next; |
91c9886b | 238 | /** pointer to libusb's usb_device */ |
edb82cbf TJ |
239 | struct usb_device *dev; |
240 | }; | |
241 | ||
2ff8b87c HK |
242 | |
243 | /** TXDEN */ | |
244 | #define CBUS_TXDEN 0 | |
245 | /** PWREN# */ | |
246 | #define CBUS_PWREN 1 | |
247 | /** RXLED# */ | |
248 | #define CBUS_RXLED 2 | |
249 | /** TXLED#*/ | |
250 | #define CBUS_TXLED 3 | |
251 | /** RXLED# & TXLED# */ | |
252 | #define CBUS_TXRXLED 4 | |
253 | /** SLEEP# */ | |
254 | #define CBUS_SLEEP 5 | |
255 | /** 48 MHz clock */ | |
256 | #define CBUS_CLK48 6 | |
257 | /** 24 MHz clock */ | |
258 | #define CBUS_CLK24 7 | |
259 | /** 12 MHz clock */ | |
260 | #define CBUS_CLK12 8 | |
261 | /** 6 MHz clock */ | |
262 | #define CBUS_CLK6 9 | |
263 | /** Bitbang IO Mode*/ | |
264 | #define CBUS_IOMODE 10 | |
265 | /** Bitbang IO WR#*/ | |
266 | #define CBUS_BB_WR 11 | |
267 | /** Bitbang IO RD#*/ | |
268 | #define CBUS_BB_RD 12 | |
269 | ||
270 | ||
271 | /** Invert TXD# */ | |
272 | #define INVERT_TXD 0x01 | |
273 | /** Invert RXD# */ | |
274 | #define INVERT_RXD 0x02 | |
275 | /** Invert RTS# */ | |
276 | #define INVERT_RTS 0x04 | |
277 | /** Invert CTS# */ | |
278 | #define INVERT_CTS 0x08 | |
279 | /** Invert DTR# */ | |
280 | #define INVERT_DTR 0x10 | |
281 | /** Invert DSR# */ | |
282 | #define INVERT_DSR 0x20 | |
283 | /** Invert DCD# */ | |
284 | #define INVERT_DCD 0x40 | |
285 | /** Invert RI# */ | |
286 | #define INVERT_RI 0x80 | |
287 | ||
288 | /** High current drive. */ | |
289 | #define HIGH_CURRENT_DRIVE 0x04 | |
290 | ||
9bec2387 | 291 | /** |
b5ec1820 | 292 | \brief FTDI eeprom structure |
9bec2387 | 293 | */ |
22d12cda TJ |
294 | struct ftdi_eeprom |
295 | { | |
91c9886b | 296 | /** vendor id */ |
d9f0cce7 | 297 | int vendor_id; |
91c9886b | 298 | /** product id */ |
b8aa7b35 TJ |
299 | int product_id; |
300 | ||
91c9886b | 301 | /** self powered */ |
d9f0cce7 | 302 | int self_powered; |
4af1d1bb | 303 | /** remote wakeup */ |
b8aa7b35 | 304 | int remote_wakeup; |
91c9886b | 305 | /** chip type */ |
2ff8b87c | 306 | int chip_type; |
b8aa7b35 | 307 | |
91c9886b | 308 | /** input in isochronous transfer mode */ |
b8aa7b35 | 309 | int in_is_isochronous; |
91c9886b | 310 | /** output in isochronous transfer mode */ |
b8aa7b35 | 311 | int out_is_isochronous; |
91c9886b | 312 | /** suspend pull downs */ |
b8aa7b35 TJ |
313 | int suspend_pull_downs; |
314 | ||
91c9886b | 315 | /** use serial */ |
b8aa7b35 | 316 | int use_serial; |
91c9886b | 317 | /** fake usb version */ |
b8aa7b35 | 318 | int change_usb_version; |
91c9886b | 319 | /** usb version */ |
b8aa7b35 | 320 | int usb_version; |
91c9886b | 321 | /** maximum power */ |
b8aa7b35 | 322 | int max_power; |
d9f0cce7 | 323 | |
91c9886b | 324 | /** manufacturer name */ |
b8aa7b35 | 325 | char *manufacturer; |
91c9886b | 326 | /** product name */ |
b8aa7b35 | 327 | char *product; |
91c9886b | 328 | /** serial number */ |
b8aa7b35 | 329 | char *serial; |
c201f80f | 330 | |
2ff8b87c HK |
331 | /* Special function of FT232R devices (and possibly others as well) */ |
332 | /** CBUS pin function. See CBUS_xxx defines. */ | |
333 | int cbus_function[5]; | |
334 | /** Select hight current drive. */ | |
335 | int high_current; | |
336 | /** Select inversion of data lines (bitmask). */ | |
337 | int invert; | |
338 | ||
22d12cda TJ |
339 | /** eeprom size in bytes. This doesn't get stored in the eeprom |
340 | but is the only way to pass it to ftdi_eeprom_build. */ | |
341 | int size; | |
b8aa7b35 TJ |
342 | }; |
343 | ||
a3da1d95 | 344 | #ifdef __cplusplus |
22d12cda TJ |
345 | extern "C" |
346 | { | |
a3da1d95 GE |
347 | #endif |
348 | ||
349 | int ftdi_init(struct ftdi_context *ftdi); | |
672ac008 | 350 | struct ftdi_context *ftdi_new(void); |
0ce2f5fa | 351 | int ftdi_set_interface(struct ftdi_context *ftdi, enum ftdi_interface interface); |
c4446c36 | 352 | |
948f9ada | 353 | void ftdi_deinit(struct ftdi_context *ftdi); |
cef378aa | 354 | void ftdi_free(struct ftdi_context *ftdi); |
98452d97 | 355 | void ftdi_set_usbdev (struct ftdi_context *ftdi, usb_dev_handle *usbdev); |
a01d31e2 | 356 | |
edb82cbf TJ |
357 | int ftdi_usb_find_all(struct ftdi_context *ftdi, struct ftdi_device_list **devlist, |
358 | int vendor, int product); | |
359 | void ftdi_list_free(struct ftdi_device_list **devlist); | |
cef378aa | 360 | void ftdi_list_free2(struct ftdi_device_list *devlist); |
474786c0 TJ |
361 | int ftdi_usb_get_strings(struct ftdi_context *ftdi, struct usb_device *dev, |
362 | char * manufacturer, int mnf_len, | |
363 | char * description, int desc_len, | |
364 | char * serial, int serial_len); | |
a01d31e2 | 365 | |
a3da1d95 | 366 | int ftdi_usb_open(struct ftdi_context *ftdi, int vendor, int product); |
a8f46ddc TJ |
367 | int ftdi_usb_open_desc(struct ftdi_context *ftdi, int vendor, int product, |
368 | const char* description, const char* serial); | |
5ebbdab9 GE |
369 | int ftdi_usb_open_desc_index(struct ftdi_context *ftdi, int vendor, int product, |
370 | const char* description, const char* serial, unsigned int index); | |
edb82cbf | 371 | int ftdi_usb_open_dev(struct ftdi_context *ftdi, struct usb_device *dev); |
5ebbdab9 | 372 | int ftdi_usb_open_string(struct ftdi_context *ftdi, const char* description); |
1941414d | 373 | |
a3da1d95 GE |
374 | int ftdi_usb_close(struct ftdi_context *ftdi); |
375 | int ftdi_usb_reset(struct ftdi_context *ftdi); | |
1189b11a TJ |
376 | int ftdi_usb_purge_rx_buffer(struct ftdi_context *ftdi); |
377 | int ftdi_usb_purge_tx_buffer(struct ftdi_context *ftdi); | |
a60be878 | 378 | int ftdi_usb_purge_buffers(struct ftdi_context *ftdi); |
a3da1d95 GE |
379 | |
380 | int ftdi_set_baudrate(struct ftdi_context *ftdi, int baudrate); | |
2f73e59f TJ |
381 | int ftdi_set_line_property(struct ftdi_context *ftdi, enum ftdi_bits_type bits, |
382 | enum ftdi_stopbits_type sbit, enum ftdi_parity_type parity); | |
6c32e222 | 383 | int ftdi_set_line_property2(struct ftdi_context *ftdi, enum ftdi_bits_type bits, |
22d12cda TJ |
384 | enum ftdi_stopbits_type sbit, enum ftdi_parity_type parity, |
385 | enum ftdi_break_type break_type); | |
948f9ada | 386 | |
be5d7eec | 387 | int ftdi_read_data(struct ftdi_context *ftdi, unsigned char *buf, int size); |
948f9ada TJ |
388 | int ftdi_read_data_set_chunksize(struct ftdi_context *ftdi, unsigned int chunksize); |
389 | int ftdi_read_data_get_chunksize(struct ftdi_context *ftdi, unsigned int *chunksize); | |
390 | ||
391 | int ftdi_write_data(struct ftdi_context *ftdi, unsigned char *buf, int size); | |
392 | int ftdi_write_data_set_chunksize(struct ftdi_context *ftdi, unsigned int chunksize); | |
393 | int ftdi_write_data_get_chunksize(struct ftdi_context *ftdi, unsigned int *chunksize); | |
a3da1d95 | 394 | |
7cc9950e GE |
395 | int ftdi_write_data_async(struct ftdi_context *ftdi, unsigned char *buf, int size); |
396 | void ftdi_async_complete(struct ftdi_context *ftdi, int wait_for_more); | |
397 | ||
fd282db3 | 398 | int DEPRECATED(ftdi_enable_bitbang(struct ftdi_context *ftdi, unsigned char bitmask)); |
a3da1d95 | 399 | int ftdi_disable_bitbang(struct ftdi_context *ftdi); |
c4446c36 | 400 | int ftdi_set_bitmode(struct ftdi_context *ftdi, unsigned char bitmask, unsigned char mode); |
a3da1d95 GE |
401 | int ftdi_read_pins(struct ftdi_context *ftdi, unsigned char *pins); |
402 | ||
403 | int ftdi_set_latency_timer(struct ftdi_context *ftdi, unsigned char latency); | |
404 | int ftdi_get_latency_timer(struct ftdi_context *ftdi, unsigned char *latency); | |
405 | ||
1189b11a TJ |
406 | int ftdi_poll_modem_status(struct ftdi_context *ftdi, unsigned short *status); |
407 | ||
91c9886b | 408 | /* flow control */ |
a7fb8440 | 409 | int ftdi_setflowctrl(struct ftdi_context *ftdi, int flowctrl); |
9ecfef2a | 410 | int ftdi_setdtr_rts(struct ftdi_context *ftdi, int dtr, int rts); |
a7fb8440 TJ |
411 | int ftdi_setdtr(struct ftdi_context *ftdi, int state); |
412 | int ftdi_setrts(struct ftdi_context *ftdi, int state); | |
413 | ||
1189b11a TJ |
414 | int ftdi_set_event_char(struct ftdi_context *ftdi, unsigned char eventch, unsigned char enable); |
415 | int ftdi_set_error_char(struct ftdi_context *ftdi, unsigned char errorch, unsigned char enable); | |
416 | ||
91c9886b | 417 | /* set eeprom size */ |
c201f80f TJ |
418 | void ftdi_eeprom_setsize(struct ftdi_context *ftdi, struct ftdi_eeprom *eeprom, int size); |
419 | ||
91c9886b | 420 | /* init and build eeprom from ftdi_eeprom structure */ |
b8aa7b35 | 421 | void ftdi_eeprom_initdefaults(struct ftdi_eeprom *eeprom); |
4aee4ad2 | 422 | void ftdi_eeprom_free(struct ftdi_eeprom *eeprom); |
49c5ac72 TJ |
423 | int ftdi_eeprom_build(struct ftdi_eeprom *eeprom, unsigned char *output); |
424 | int ftdi_eeprom_decode(struct ftdi_eeprom *eeprom, unsigned char *output, int size); | |
b8aa7b35 | 425 | |
91c9886b MJ |
426 | /* "eeprom" needs to be valid 128 byte eeprom (generated by the eeprom generator) |
427 | the checksum of the eeprom is valided */ | |
be5d7eec | 428 | int ftdi_read_eeprom(struct ftdi_context *ftdi, unsigned char *eeprom); |
cb6250fa | 429 | int ftdi_read_chipid(struct ftdi_context *ftdi, unsigned int *chipid); |
c201f80f | 430 | int ftdi_read_eeprom_getsize(struct ftdi_context *ftdi, unsigned char *eeprom, int maxsize); |
be5d7eec | 431 | int ftdi_write_eeprom(struct ftdi_context *ftdi, unsigned char *eeprom); |
b8aa7b35 | 432 | int ftdi_erase_eeprom(struct ftdi_context *ftdi); |
a3da1d95 | 433 | |
c1c70e13 OS |
434 | int ftdi_read_eeprom_location (struct ftdi_context *ftdi, int eeprom_addr, unsigned short *eeprom_val); |
435 | int ftdi_write_eeprom_location(struct ftdi_context *ftdi, int eeprom_addr, unsigned short eeprom_val); | |
436 | ||
c3d95b87 | 437 | char *ftdi_get_error_string(struct ftdi_context *ftdi); |
c1c70e13 | 438 | |
a3da1d95 GE |
439 | #ifdef __cplusplus |
440 | } | |
441 | #endif | |
442 | ||
443 | #endif /* __libftdi_h__ */ |