72 |
speed = cfgetispeed(&termios); |
speed = cfgetispeed(&termios); |
73 |
switch (speed) |
switch (speed) |
74 |
{ |
{ |
75 |
case B75: baud_rate = 75; break; |
case B75: |
76 |
case B110: baud_rate = 110; break; |
baud_rate = 75; |
77 |
case B134: baud_rate = 134; break; |
break; |
78 |
case B150: baud_rate = 150; break; |
case B110: |
79 |
case B300: baud_rate = 300; break; |
baud_rate = 110; |
80 |
case B600: baud_rate = 600; break; |
break; |
81 |
case B1200: baud_rate = 1200; break; |
case B134: |
82 |
case B1800: baud_rate = 1800; break; |
baud_rate = 134; |
83 |
case B2400: baud_rate = 2400; break; |
break; |
84 |
case B4800: baud_rate = 4800; break; |
case B150: |
85 |
case B9600: baud_rate = 9600; break; |
baud_rate = 150; |
86 |
case B19200: baud_rate = 19200; break; |
break; |
87 |
case B38400: baud_rate = 38400; break; |
case B300: |
88 |
case B57600: baud_rate = 57600; break; |
baud_rate = 300; |
89 |
case B115200: baud_rate = 115200; break; |
break; |
90 |
default: baud_rate = 0; break; |
case B600: |
91 |
|
baud_rate = 600; |
92 |
|
break; |
93 |
|
case B1200: |
94 |
|
baud_rate = 1200; |
95 |
|
break; |
96 |
|
case B1800: |
97 |
|
baud_rate = 1800; |
98 |
|
break; |
99 |
|
case B2400: |
100 |
|
baud_rate = 2400; |
101 |
|
break; |
102 |
|
case B4800: |
103 |
|
baud_rate = 4800; |
104 |
|
break; |
105 |
|
case B9600: |
106 |
|
baud_rate = 9600; |
107 |
|
break; |
108 |
|
case B19200: |
109 |
|
baud_rate = 19200; |
110 |
|
break; |
111 |
|
case B38400: |
112 |
|
baud_rate = 38400; |
113 |
|
break; |
114 |
|
case B57600: |
115 |
|
baud_rate = 57600; |
116 |
|
break; |
117 |
|
case B115200: |
118 |
|
baud_rate = 115200; |
119 |
|
break; |
120 |
|
default: |
121 |
|
baud_rate = 0; |
122 |
|
break; |
123 |
} |
} |
124 |
|
|
125 |
speed = cfgetospeed(&termios); |
speed = cfgetospeed(&termios); |
126 |
dtr = (speed == B0) ? 0 : 1; |
dtr = (speed == B0) ? 0 : 1; |
127 |
|
|
128 |
stop_bits = (termios.c_cflag & CSTOPB) ? STOP_BITS_2 : STOP_BITS_1; |
stop_bits = (termios.c_cflag & CSTOPB) ? STOP_BITS_2 : STOP_BITS_1; |
129 |
parity = (termios.c_cflag & PARENB) ? ((termios.c_cflag & PARODD) ? ODD_PARITY : EVEN_PARITY) : NO_PARITY; |
parity = (termios. |
130 |
|
c_cflag & PARENB) ? ((termios. |
131 |
|
c_cflag & PARODD) ? ODD_PARITY : EVEN_PARITY) : NO_PARITY; |
132 |
switch (termios.c_cflag & CSIZE) |
switch (termios.c_cflag & CSIZE) |
133 |
{ |
{ |
134 |
case CS5: word_length = 5; break; |
case CS5: |
135 |
case CS6: word_length = 6; break; |
word_length = 5; |
136 |
case CS7: word_length = 7; break; |
break; |
137 |
default: word_length = 8; break; |
case CS6: |
138 |
|
word_length = 6; |
139 |
|
break; |
140 |
|
case CS7: |
141 |
|
word_length = 7; |
142 |
|
break; |
143 |
|
default: |
144 |
|
word_length = 8; |
145 |
|
break; |
146 |
} |
} |
147 |
|
|
148 |
return True; |
return True; |
155 |
|
|
156 |
switch (baud_rate) |
switch (baud_rate) |
157 |
{ |
{ |
158 |
case 75: speed = B75; break; |
case 75: |
159 |
case 110: speed = B110; break; |
speed = B75; |
160 |
case 134: speed = B134; break; |
break; |
161 |
case 150: speed = B150; break; |
case 110: |
162 |
case 300: speed = B300; break; |
speed = B110; |
163 |
case 600: speed = B600; break; |
break; |
164 |
case 1200: speed = B1200; break; |
case 134: |
165 |
case 1800: speed = B1800; break; |
speed = B134; |
166 |
case 2400: speed = B2400; break; |
break; |
167 |
case 4800: speed = B4800; break; |
case 150: |
168 |
case 9600: speed = B9600; break; |
speed = B150; |
169 |
case 19200: speed = B19200; break; |
break; |
170 |
case 38400: speed = B38400; break; |
case 300: |
171 |
case 57600: speed = B57600; break; |
speed = B300; |
172 |
case 115200: speed = B115200; break; |
break; |
173 |
default: speed = B0; break; |
case 600: |
174 |
|
speed = B600; |
175 |
|
break; |
176 |
|
case 1200: |
177 |
|
speed = B1200; |
178 |
|
break; |
179 |
|
case 1800: |
180 |
|
speed = B1800; |
181 |
|
break; |
182 |
|
case 2400: |
183 |
|
speed = B2400; |
184 |
|
break; |
185 |
|
case 4800: |
186 |
|
speed = B4800; |
187 |
|
break; |
188 |
|
case 9600: |
189 |
|
speed = B9600; |
190 |
|
break; |
191 |
|
case 19200: |
192 |
|
speed = B19200; |
193 |
|
break; |
194 |
|
case 38400: |
195 |
|
speed = B38400; |
196 |
|
break; |
197 |
|
case 57600: |
198 |
|
speed = B57600; |
199 |
|
break; |
200 |
|
case 115200: |
201 |
|
speed = B115200; |
202 |
|
break; |
203 |
|
default: |
204 |
|
speed = B0; |
205 |
|
break; |
206 |
} |
} |
207 |
|
|
208 |
/* on systems with separate ispeed and ospeed, we can remember the speed |
/* on systems with separate ispeed and ospeed, we can remember the speed |
210 |
cfsetispeed(&termios, speed); |
cfsetispeed(&termios, speed); |
211 |
cfsetospeed(&termios, dtr ? speed : 0); |
cfsetospeed(&termios, dtr ? speed : 0); |
212 |
|
|
213 |
termios.c_cflag &= ~(CSTOPB|PARENB|PARODD|CSIZE); |
termios.c_cflag &= ~(CSTOPB | PARENB | PARODD | CSIZE); |
214 |
switch (stop_bits) |
switch (stop_bits) |
215 |
{ |
{ |
216 |
case STOP_BITS_2: |
case STOP_BITS_2: |
223 |
termios.c_cflag |= PARENB; |
termios.c_cflag |= PARENB; |
224 |
break; |
break; |
225 |
case ODD_PARITY: |
case ODD_PARITY: |
226 |
termios.c_cflag |= PARENB|PARODD; |
termios.c_cflag |= PARENB | PARODD; |
227 |
break; |
break; |
228 |
} |
} |
229 |
switch (word_length) |
switch (word_length) |
230 |
{ |
{ |
231 |
case 5: termios.c_cflag |= CS5; break; |
case 5: |
232 |
case 6: termios.c_cflag |= CS6; break; |
termios.c_cflag |= CS5; |
233 |
case 7: termios.c_cflag |= CS7; break; |
break; |
234 |
default: termios.c_cflag |= CS8; break; |
case 6: |
235 |
|
termios.c_cflag |= CS6; |
236 |
|
break; |
237 |
|
case 7: |
238 |
|
termios.c_cflag |= CS7; |
239 |
|
break; |
240 |
|
default: |
241 |
|
termios.c_cflag |= CS8; |
242 |
|
break; |
243 |
} |
} |
244 |
|
|
245 |
tcsetattr(serial_fd, TCSANOW, &termios); |
tcsetattr(serial_fd, TCSANOW, &termios); |
246 |
} |
} |
247 |
|
|
248 |
static NTSTATUS |
static NTSTATUS |
249 |
serial_create(HANDLE *handle) |
serial_create(HANDLE * handle) |
250 |
{ |
{ |
251 |
/* XXX do we have to handle concurrent open attempts? */ |
/* XXX do we have to handle concurrent open attempts? */ |
252 |
serial_fd = open("/dev/ttyS0", O_RDWR); |
serial_fd = open("/dev/ttyS0", O_RDWR); |
268 |
} |
} |
269 |
|
|
270 |
static NTSTATUS |
static NTSTATUS |
271 |
serial_read(HANDLE handle, uint8 *data, uint32 length, uint32 *result) |
serial_read(HANDLE handle, uint8 * data, uint32 length, uint32 * result) |
272 |
{ |
{ |
273 |
*result = read(serial_fd, data, length); |
*result = read(serial_fd, data, length); |
274 |
return STATUS_SUCCESS; |
return STATUS_SUCCESS; |
275 |
} |
} |
276 |
|
|
277 |
static NTSTATUS |
static NTSTATUS |
278 |
serial_write(HANDLE handle, uint8 *data, uint32 length, uint32 *result) |
serial_write(HANDLE handle, uint8 * data, uint32 length, uint32 * result) |
279 |
{ |
{ |
280 |
*result = write(serial_fd, data, length); |
*result = write(serial_fd, data, length); |
281 |
return STATUS_SUCCESS; |
return STATUS_SUCCESS; |
335 |
break; |
break; |
336 |
case SERIAL_GET_HANDFLOW: |
case SERIAL_GET_HANDFLOW: |
337 |
out_uint32_le(out, 0); |
out_uint32_le(out, 0); |
338 |
out_uint32_le(out, 3); /* Xon/Xoff */ |
out_uint32_le(out, 3); /* Xon/Xoff */ |
339 |
out_uint32_le(out, 0); |
out_uint32_le(out, 0); |
340 |
out_uint32_le(out, 0); |
out_uint32_le(out, 0); |
341 |
break; |
break; |
391 |
return STATUS_SUCCESS; |
return STATUS_SUCCESS; |
392 |
} |
} |
393 |
|
|
394 |
DEVICE_FNS serial_fns = |
DEVICE_FNS serial_fns = { |
|
{ |
|
395 |
serial_create, |
serial_create, |
396 |
serial_close, |
serial_close, |
397 |
serial_read, |
serial_read, |
398 |
serial_write, |
serial_write, |
399 |
serial_device_control |
serial_device_control |
400 |
}; |
}; |
|
|
|