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/*
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---|---|
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* FTDI FT232BM Device emulation
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*
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* Copyright (c) 2006 CodeSourcery.
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* Copyright (c) 2008 Samuel Thibault <samuel.thibault@ens-lyon.org>
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* Written by Paul Brook, reused for FTDI by Samuel Thibault
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*
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* This code is licensed under the LGPL.
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*/
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#include "qemu-common.h" |
12 |
#include "qemu-error.h" |
13 |
#include "usb.h" |
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#include "usb-desc.h" |
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#include "qemu-char.h" |
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|
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//#define DEBUG_Serial
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|
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#ifdef DEBUG_Serial
|
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#define DPRINTF(fmt, ...) \
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do { printf("usb-serial: " fmt , ## __VA_ARGS__); } while (0) |
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#else
|
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#define DPRINTF(fmt, ...) do {} while(0) |
24 |
#endif
|
25 |
|
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#define RECV_BUF 384 |
27 |
|
28 |
/* Commands */
|
29 |
#define FTDI_RESET 0 |
30 |
#define FTDI_SET_MDM_CTRL 1 |
31 |
#define FTDI_SET_FLOW_CTRL 2 |
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#define FTDI_SET_BAUD 3 |
33 |
#define FTDI_SET_DATA 4 |
34 |
#define FTDI_GET_MDM_ST 5 |
35 |
#define FTDI_SET_EVENT_CHR 6 |
36 |
#define FTDI_SET_ERROR_CHR 7 |
37 |
#define FTDI_SET_LATENCY 9 |
38 |
#define FTDI_GET_LATENCY 10 |
39 |
|
40 |
#define DeviceOutVendor ((USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8) |
41 |
#define DeviceInVendor ((USB_DIR_IN |USB_TYPE_VENDOR|USB_RECIP_DEVICE)<<8) |
42 |
|
43 |
/* RESET */
|
44 |
|
45 |
#define FTDI_RESET_SIO 0 |
46 |
#define FTDI_RESET_RX 1 |
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#define FTDI_RESET_TX 2 |
48 |
|
49 |
/* SET_MDM_CTRL */
|
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|
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#define FTDI_DTR 1 |
52 |
#define FTDI_SET_DTR (FTDI_DTR << 8) |
53 |
#define FTDI_RTS 2 |
54 |
#define FTDI_SET_RTS (FTDI_RTS << 8) |
55 |
|
56 |
/* SET_FLOW_CTRL */
|
57 |
|
58 |
#define FTDI_RTS_CTS_HS 1 |
59 |
#define FTDI_DTR_DSR_HS 2 |
60 |
#define FTDI_XON_XOFF_HS 4 |
61 |
|
62 |
/* SET_DATA */
|
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|
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#define FTDI_PARITY (0x7 << 8) |
65 |
#define FTDI_ODD (0x1 << 8) |
66 |
#define FTDI_EVEN (0x2 << 8) |
67 |
#define FTDI_MARK (0x3 << 8) |
68 |
#define FTDI_SPACE (0x4 << 8) |
69 |
|
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#define FTDI_STOP (0x3 << 11) |
71 |
#define FTDI_STOP1 (0x0 << 11) |
72 |
#define FTDI_STOP15 (0x1 << 11) |
73 |
#define FTDI_STOP2 (0x2 << 11) |
74 |
|
75 |
/* GET_MDM_ST */
|
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/* TODO: should be sent every 40ms */
|
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#define FTDI_CTS (1<<4) // CTS line status |
78 |
#define FTDI_DSR (1<<5) // DSR line status |
79 |
#define FTDI_RI (1<<6) // RI line status |
80 |
#define FTDI_RLSD (1<<7) // Receive Line Signal Detect |
81 |
|
82 |
/* Status */
|
83 |
|
84 |
#define FTDI_DR (1<<0) // Data Ready |
85 |
#define FTDI_OE (1<<1) // Overrun Err |
86 |
#define FTDI_PE (1<<2) // Parity Err |
87 |
#define FTDI_FE (1<<3) // Framing Err |
88 |
#define FTDI_BI (1<<4) // Break Interrupt |
89 |
#define FTDI_THRE (1<<5) // Transmitter Holding Register |
90 |
#define FTDI_TEMT (1<<6) // Transmitter Empty |
91 |
#define FTDI_FIFO (1<<7) // Error in FIFO |
92 |
|
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typedef struct { |
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USBDevice dev; |
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uint8_t recv_buf[RECV_BUF]; |
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uint16_t recv_ptr; |
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uint16_t recv_used; |
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uint8_t event_chr; |
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uint8_t error_chr; |
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uint8_t event_trigger; |
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QEMUSerialSetParams params; |
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int latency; /* ms */ |
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CharDriverState *cs; |
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} USBSerialState; |
105 |
|
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enum {
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STR_MANUFACTURER = 1,
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STR_PRODUCT_SERIAL, |
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STR_PRODUCT_BRAILLE, |
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STR_SERIALNUMBER, |
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}; |
112 |
|
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static const USBDescStrings desc_strings = { |
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[STR_MANUFACTURER] = "QEMU " QEMU_VERSION,
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[STR_PRODUCT_SERIAL] = "QEMU USB SERIAL",
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[STR_PRODUCT_BRAILLE] = "QEMU USB BRAILLE",
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[STR_SERIALNUMBER] = "1",
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}; |
119 |
|
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static const USBDescIface desc_iface0 = { |
121 |
.bInterfaceNumber = 0,
|
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.bNumEndpoints = 2,
|
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.bInterfaceClass = 0xff,
|
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.bInterfaceSubClass = 0xff,
|
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.bInterfaceProtocol = 0xff,
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.eps = (USBDescEndpoint[]) { |
127 |
{ |
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.bEndpointAddress = USB_DIR_IN | 0x01,
|
129 |
.bmAttributes = USB_ENDPOINT_XFER_BULK, |
130 |
.wMaxPacketSize = 64,
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},{ |
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.bEndpointAddress = USB_DIR_OUT | 0x02,
|
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.bmAttributes = USB_ENDPOINT_XFER_BULK, |
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.wMaxPacketSize = 64,
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}, |
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} |
137 |
}; |
138 |
|
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static const USBDescDevice desc_device = { |
140 |
.bcdUSB = 0x0200,
|
141 |
.bMaxPacketSize0 = 8,
|
142 |
.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) { |
144 |
{ |
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.bNumInterfaces = 1,
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146 |
.bConfigurationValue = 1,
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.bmAttributes = 0x80,
|
148 |
.bMaxPower = 50,
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149 |
.nif = 1,
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150 |
.ifs = &desc_iface0, |
151 |
}, |
152 |
}, |
153 |
}; |
154 |
|
155 |
static const USBDesc desc_serial = { |
156 |
.id = { |
157 |
.idVendor = 0x0403,
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.idProduct = 0x6001,
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.bcdDevice = 0x0400,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_SERIAL, |
162 |
.iSerialNumber = STR_SERIALNUMBER, |
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}, |
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.full = &desc_device, |
165 |
.str = desc_strings, |
166 |
}; |
167 |
|
168 |
static const USBDesc desc_braille = { |
169 |
.id = { |
170 |
.idVendor = 0x0403,
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.idProduct = 0xfe72,
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.bcdDevice = 0x0400,
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.iManufacturer = STR_MANUFACTURER, |
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.iProduct = STR_PRODUCT_BRAILLE, |
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.iSerialNumber = STR_SERIALNUMBER, |
176 |
}, |
177 |
.full = &desc_device, |
178 |
.str = desc_strings, |
179 |
}; |
180 |
|
181 |
static void usb_serial_reset(USBSerialState *s) |
182 |
{ |
183 |
/* TODO: Set flow control to none */
|
184 |
s->event_chr = 0x0d;
|
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s->event_trigger = 0;
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186 |
s->recv_ptr = 0;
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187 |
s->recv_used = 0;
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188 |
/* TODO: purge in char driver */
|
189 |
} |
190 |
|
191 |
static void usb_serial_handle_reset(USBDevice *dev) |
192 |
{ |
193 |
USBSerialState *s = (USBSerialState *)dev; |
194 |
|
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DPRINTF("Reset\n");
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196 |
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usb_serial_reset(s); |
198 |
/* TODO: Reset char device, send BREAK? */
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} |
200 |
|
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static uint8_t usb_get_modem_lines(USBSerialState *s)
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202 |
{ |
203 |
int flags;
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uint8_t ret; |
205 |
|
206 |
if (qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_GET_TIOCM, &flags) == -ENOTSUP)
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return FTDI_CTS|FTDI_DSR|FTDI_RLSD;
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208 |
|
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ret = 0;
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if (flags & CHR_TIOCM_CTS)
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ret |= FTDI_CTS; |
212 |
if (flags & CHR_TIOCM_DSR)
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ret |= FTDI_DSR; |
214 |
if (flags & CHR_TIOCM_RI)
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ret |= FTDI_RI; |
216 |
if (flags & CHR_TIOCM_CAR)
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ret |= FTDI_RLSD; |
218 |
|
219 |
return ret;
|
220 |
} |
221 |
|
222 |
static int usb_serial_handle_control(USBDevice *dev, USBPacket *p, |
223 |
int request, int value, int index, int length, uint8_t *data) |
224 |
{ |
225 |
USBSerialState *s = (USBSerialState *)dev; |
226 |
int ret;
|
227 |
|
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DPRINTF("got control %x, value %x\n",request, value);
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ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
230 |
if (ret >= 0) { |
231 |
return ret;
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232 |
} |
233 |
|
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ret = 0;
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235 |
switch (request) {
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case EndpointOutRequest | USB_REQ_CLEAR_FEATURE:
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237 |
ret = 0;
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238 |
break;
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239 |
|
240 |
/* Class specific requests. */
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241 |
case DeviceOutVendor | FTDI_RESET:
|
242 |
switch (value) {
|
243 |
case FTDI_RESET_SIO:
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244 |
usb_serial_reset(s); |
245 |
break;
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246 |
case FTDI_RESET_RX:
|
247 |
s->recv_ptr = 0;
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248 |
s->recv_used = 0;
|
249 |
/* TODO: purge from char device */
|
250 |
break;
|
251 |
case FTDI_RESET_TX:
|
252 |
/* TODO: purge from char device */
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253 |
break;
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254 |
} |
255 |
break;
|
256 |
case DeviceOutVendor | FTDI_SET_MDM_CTRL:
|
257 |
{ |
258 |
static int flags; |
259 |
qemu_chr_fe_ioctl(s->cs,CHR_IOCTL_SERIAL_GET_TIOCM, &flags); |
260 |
if (value & FTDI_SET_RTS) {
|
261 |
if (value & FTDI_RTS)
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flags |= CHR_TIOCM_RTS; |
263 |
else
|
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flags &= ~CHR_TIOCM_RTS; |
265 |
} |
266 |
if (value & FTDI_SET_DTR) {
|
267 |
if (value & FTDI_DTR)
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flags |= CHR_TIOCM_DTR; |
269 |
else
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flags &= ~CHR_TIOCM_DTR; |
271 |
} |
272 |
qemu_chr_fe_ioctl(s->cs,CHR_IOCTL_SERIAL_SET_TIOCM, &flags); |
273 |
break;
|
274 |
} |
275 |
case DeviceOutVendor | FTDI_SET_FLOW_CTRL:
|
276 |
/* TODO: ioctl */
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277 |
break;
|
278 |
case DeviceOutVendor | FTDI_SET_BAUD: {
|
279 |
static const int subdivisors8[8] = { 0, 4, 2, 1, 3, 5, 6, 7 }; |
280 |
int subdivisor8 = subdivisors8[((value & 0xc000) >> 14) |
281 |
| ((index & 1) << 2)]; |
282 |
int divisor = value & 0x3fff; |
283 |
|
284 |
/* chip special cases */
|
285 |
if (divisor == 1 && subdivisor8 == 0) |
286 |
subdivisor8 = 4;
|
287 |
if (divisor == 0 && subdivisor8 == 0) |
288 |
divisor = 1;
|
289 |
|
290 |
s->params.speed = (48000000 / 2) / (8 * divisor + subdivisor8); |
291 |
qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params); |
292 |
break;
|
293 |
} |
294 |
case DeviceOutVendor | FTDI_SET_DATA:
|
295 |
switch (value & FTDI_PARITY) {
|
296 |
case 0: |
297 |
s->params.parity = 'N';
|
298 |
break;
|
299 |
case FTDI_ODD:
|
300 |
s->params.parity = 'O';
|
301 |
break;
|
302 |
case FTDI_EVEN:
|
303 |
s->params.parity = 'E';
|
304 |
break;
|
305 |
default:
|
306 |
DPRINTF("unsupported parity %d\n", value & FTDI_PARITY);
|
307 |
goto fail;
|
308 |
} |
309 |
switch (value & FTDI_STOP) {
|
310 |
case FTDI_STOP1:
|
311 |
s->params.stop_bits = 1;
|
312 |
break;
|
313 |
case FTDI_STOP2:
|
314 |
s->params.stop_bits = 2;
|
315 |
break;
|
316 |
default:
|
317 |
DPRINTF("unsupported stop bits %d\n", value & FTDI_STOP);
|
318 |
goto fail;
|
319 |
} |
320 |
qemu_chr_fe_ioctl(s->cs, CHR_IOCTL_SERIAL_SET_PARAMS, &s->params); |
321 |
/* TODO: TX ON/OFF */
|
322 |
break;
|
323 |
case DeviceInVendor | FTDI_GET_MDM_ST:
|
324 |
data[0] = usb_get_modem_lines(s) | 1; |
325 |
data[1] = 0; |
326 |
ret = 2;
|
327 |
break;
|
328 |
case DeviceOutVendor | FTDI_SET_EVENT_CHR:
|
329 |
/* TODO: handle it */
|
330 |
s->event_chr = value; |
331 |
break;
|
332 |
case DeviceOutVendor | FTDI_SET_ERROR_CHR:
|
333 |
/* TODO: handle it */
|
334 |
s->error_chr = value; |
335 |
break;
|
336 |
case DeviceOutVendor | FTDI_SET_LATENCY:
|
337 |
s->latency = value; |
338 |
break;
|
339 |
case DeviceInVendor | FTDI_GET_LATENCY:
|
340 |
data[0] = s->latency;
|
341 |
ret = 1;
|
342 |
break;
|
343 |
default:
|
344 |
fail:
|
345 |
DPRINTF("got unsupported/bogus control %x, value %x\n", request, value);
|
346 |
ret = USB_RET_STALL; |
347 |
break;
|
348 |
} |
349 |
return ret;
|
350 |
} |
351 |
|
352 |
static int usb_serial_handle_data(USBDevice *dev, USBPacket *p) |
353 |
{ |
354 |
USBSerialState *s = (USBSerialState *)dev; |
355 |
int i, ret = 0; |
356 |
uint8_t devep = p->devep; |
357 |
struct iovec *iov;
|
358 |
uint8_t header[2];
|
359 |
int first_len, len;
|
360 |
|
361 |
switch (p->pid) {
|
362 |
case USB_TOKEN_OUT:
|
363 |
if (devep != 2) |
364 |
goto fail;
|
365 |
for (i = 0; i < p->iov.niov; i++) { |
366 |
iov = p->iov.iov + i; |
367 |
qemu_chr_fe_write(s->cs, iov->iov_base, iov->iov_len); |
368 |
} |
369 |
break;
|
370 |
|
371 |
case USB_TOKEN_IN:
|
372 |
if (devep != 1) |
373 |
goto fail;
|
374 |
first_len = RECV_BUF - s->recv_ptr; |
375 |
len = p->iov.size; |
376 |
if (len <= 2) { |
377 |
ret = USB_RET_NAK; |
378 |
break;
|
379 |
} |
380 |
header[0] = usb_get_modem_lines(s) | 1; |
381 |
/* We do not have the uart details */
|
382 |
/* handle serial break */
|
383 |
if (s->event_trigger && s->event_trigger & FTDI_BI) {
|
384 |
s->event_trigger &= ~FTDI_BI; |
385 |
header[1] = FTDI_BI;
|
386 |
usb_packet_copy(p, header, 2);
|
387 |
ret = 2;
|
388 |
break;
|
389 |
} else {
|
390 |
header[1] = 0; |
391 |
} |
392 |
len -= 2;
|
393 |
if (len > s->recv_used)
|
394 |
len = s->recv_used; |
395 |
if (!len) {
|
396 |
ret = USB_RET_NAK; |
397 |
break;
|
398 |
} |
399 |
if (first_len > len)
|
400 |
first_len = len; |
401 |
usb_packet_copy(p, header, 2);
|
402 |
usb_packet_copy(p, s->recv_buf + s->recv_ptr, first_len); |
403 |
if (len > first_len)
|
404 |
usb_packet_copy(p, s->recv_buf, len - first_len); |
405 |
s->recv_used -= len; |
406 |
s->recv_ptr = (s->recv_ptr + len) % RECV_BUF; |
407 |
ret = len + 2;
|
408 |
break;
|
409 |
|
410 |
default:
|
411 |
DPRINTF("Bad token\n");
|
412 |
fail:
|
413 |
ret = USB_RET_STALL; |
414 |
break;
|
415 |
} |
416 |
|
417 |
return ret;
|
418 |
} |
419 |
|
420 |
static void usb_serial_handle_destroy(USBDevice *dev) |
421 |
{ |
422 |
USBSerialState *s = (USBSerialState *)dev; |
423 |
|
424 |
qemu_chr_delete(s->cs); |
425 |
} |
426 |
|
427 |
static int usb_serial_can_read(void *opaque) |
428 |
{ |
429 |
USBSerialState *s = opaque; |
430 |
return RECV_BUF - s->recv_used;
|
431 |
} |
432 |
|
433 |
static void usb_serial_read(void *opaque, const uint8_t *buf, int size) |
434 |
{ |
435 |
USBSerialState *s = opaque; |
436 |
int first_size, start;
|
437 |
|
438 |
/* room in the buffer? */
|
439 |
if (size > (RECV_BUF - s->recv_used))
|
440 |
size = RECV_BUF - s->recv_used; |
441 |
|
442 |
start = s->recv_ptr + s->recv_used; |
443 |
if (start < RECV_BUF) {
|
444 |
/* copy data to end of buffer */
|
445 |
first_size = RECV_BUF - start; |
446 |
if (first_size > size)
|
447 |
first_size = size; |
448 |
|
449 |
memcpy(s->recv_buf + start, buf, first_size); |
450 |
|
451 |
/* wrap around to front if needed */
|
452 |
if (size > first_size)
|
453 |
memcpy(s->recv_buf, buf + first_size, size - first_size); |
454 |
} else {
|
455 |
start -= RECV_BUF; |
456 |
memcpy(s->recv_buf + start, buf, size); |
457 |
} |
458 |
s->recv_used += size; |
459 |
} |
460 |
|
461 |
static void usb_serial_event(void *opaque, int event) |
462 |
{ |
463 |
USBSerialState *s = opaque; |
464 |
|
465 |
switch (event) {
|
466 |
case CHR_EVENT_BREAK:
|
467 |
s->event_trigger |= FTDI_BI; |
468 |
break;
|
469 |
case CHR_EVENT_FOCUS:
|
470 |
break;
|
471 |
case CHR_EVENT_OPENED:
|
472 |
usb_serial_reset(s); |
473 |
/* TODO: Reset USB port */
|
474 |
break;
|
475 |
} |
476 |
} |
477 |
|
478 |
static int usb_serial_initfn(USBDevice *dev) |
479 |
{ |
480 |
USBSerialState *s = DO_UPCAST(USBSerialState, dev, dev); |
481 |
|
482 |
usb_desc_init(dev); |
483 |
|
484 |
if (!s->cs) {
|
485 |
error_report("Property chardev is required");
|
486 |
return -1; |
487 |
} |
488 |
|
489 |
qemu_chr_add_handlers(s->cs, usb_serial_can_read, usb_serial_read, |
490 |
usb_serial_event, s); |
491 |
usb_serial_handle_reset(dev); |
492 |
return 0; |
493 |
} |
494 |
|
495 |
static USBDevice *usb_serial_init(const char *filename) |
496 |
{ |
497 |
USBDevice *dev; |
498 |
CharDriverState *cdrv; |
499 |
uint32_t vendorid = 0, productid = 0; |
500 |
char label[32]; |
501 |
static int index; |
502 |
|
503 |
while (*filename && *filename != ':') { |
504 |
const char *p; |
505 |
char *e;
|
506 |
if (strstart(filename, "vendorid=", &p)) { |
507 |
vendorid = strtol(p, &e, 16);
|
508 |
if (e == p || (*e && *e != ',' && *e != ':')) { |
509 |
error_report("bogus vendor ID %s", p);
|
510 |
return NULL; |
511 |
} |
512 |
filename = e; |
513 |
} else if (strstart(filename, "productid=", &p)) { |
514 |
productid = strtol(p, &e, 16);
|
515 |
if (e == p || (*e && *e != ',' && *e != ':')) { |
516 |
error_report("bogus product ID %s", p);
|
517 |
return NULL; |
518 |
} |
519 |
filename = e; |
520 |
} else {
|
521 |
error_report("unrecognized serial USB option %s", filename);
|
522 |
return NULL; |
523 |
} |
524 |
while(*filename == ',') |
525 |
filename++; |
526 |
} |
527 |
if (!*filename) {
|
528 |
error_report("character device specification needed");
|
529 |
return NULL; |
530 |
} |
531 |
filename++; |
532 |
|
533 |
snprintf(label, sizeof(label), "usbserial%d", index++); |
534 |
cdrv = qemu_chr_new(label, filename, NULL);
|
535 |
if (!cdrv)
|
536 |
return NULL; |
537 |
|
538 |
dev = usb_create(NULL /* FIXME */, "usb-serial"); |
539 |
if (!dev) {
|
540 |
return NULL; |
541 |
} |
542 |
qdev_prop_set_chr(&dev->qdev, "chardev", cdrv);
|
543 |
if (vendorid)
|
544 |
qdev_prop_set_uint16(&dev->qdev, "vendorid", vendorid);
|
545 |
if (productid)
|
546 |
qdev_prop_set_uint16(&dev->qdev, "productid", productid);
|
547 |
qdev_init_nofail(&dev->qdev); |
548 |
|
549 |
return dev;
|
550 |
} |
551 |
|
552 |
static USBDevice *usb_braille_init(const char *unused) |
553 |
{ |
554 |
USBDevice *dev; |
555 |
CharDriverState *cdrv; |
556 |
|
557 |
cdrv = qemu_chr_new("braille", "braille", NULL); |
558 |
if (!cdrv)
|
559 |
return NULL; |
560 |
|
561 |
dev = usb_create(NULL /* FIXME */, "usb-braille"); |
562 |
qdev_prop_set_chr(&dev->qdev, "chardev", cdrv);
|
563 |
qdev_init_nofail(&dev->qdev); |
564 |
|
565 |
return dev;
|
566 |
} |
567 |
|
568 |
static const VMStateDescription vmstate_usb_serial = { |
569 |
.name = "usb-serial",
|
570 |
.unmigratable = 1,
|
571 |
}; |
572 |
|
573 |
static struct USBDeviceInfo serial_info = { |
574 |
.product_desc = "QEMU USB Serial",
|
575 |
.qdev.name = "usb-serial",
|
576 |
.qdev.size = sizeof(USBSerialState),
|
577 |
.qdev.vmsd = &vmstate_usb_serial, |
578 |
.usb_desc = &desc_serial, |
579 |
.init = usb_serial_initfn, |
580 |
.handle_packet = usb_generic_handle_packet, |
581 |
.handle_reset = usb_serial_handle_reset, |
582 |
.handle_control = usb_serial_handle_control, |
583 |
.handle_data = usb_serial_handle_data, |
584 |
.handle_destroy = usb_serial_handle_destroy, |
585 |
.usbdevice_name = "serial",
|
586 |
.usbdevice_init = usb_serial_init, |
587 |
.qdev.props = (Property[]) { |
588 |
DEFINE_PROP_CHR("chardev", USBSerialState, cs),
|
589 |
DEFINE_PROP_END_OF_LIST(), |
590 |
}, |
591 |
}; |
592 |
|
593 |
static struct USBDeviceInfo braille_info = { |
594 |
.product_desc = "QEMU USB Braille",
|
595 |
.qdev.name = "usb-braille",
|
596 |
.qdev.size = sizeof(USBSerialState),
|
597 |
.qdev.vmsd = &vmstate_usb_serial, |
598 |
.usb_desc = &desc_braille, |
599 |
.init = usb_serial_initfn, |
600 |
.handle_packet = usb_generic_handle_packet, |
601 |
.handle_reset = usb_serial_handle_reset, |
602 |
.handle_control = usb_serial_handle_control, |
603 |
.handle_data = usb_serial_handle_data, |
604 |
.handle_destroy = usb_serial_handle_destroy, |
605 |
.usbdevice_name = "braille",
|
606 |
.usbdevice_init = usb_braille_init, |
607 |
.qdev.props = (Property[]) { |
608 |
DEFINE_PROP_CHR("chardev", USBSerialState, cs),
|
609 |
DEFINE_PROP_END_OF_LIST(), |
610 |
}, |
611 |
}; |
612 |
|
613 |
static void usb_serial_register_devices(void) |
614 |
{ |
615 |
usb_qdev_register(&serial_info); |
616 |
usb_qdev_register(&braille_info); |
617 |
} |
618 |
device_init(usb_serial_register_devices) |