1df85a78bSMarc-André Lureau /* 2df85a78bSMarc-André Lureau * QEMU System Emulator 3df85a78bSMarc-André Lureau * 4df85a78bSMarc-André Lureau * Copyright (c) 2003-2008 Fabrice Bellard 5df85a78bSMarc-André Lureau * 6df85a78bSMarc-André Lureau * Permission is hereby granted, free of charge, to any person obtaining a copy 7df85a78bSMarc-André Lureau * of this software and associated documentation files (the "Software"), to deal 8df85a78bSMarc-André Lureau * in the Software without restriction, including without limitation the rights 9df85a78bSMarc-André Lureau * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10df85a78bSMarc-André Lureau * copies of the Software, and to permit persons to whom the Software is 11df85a78bSMarc-André Lureau * furnished to do so, subject to the following conditions: 12df85a78bSMarc-André Lureau * 13df85a78bSMarc-André Lureau * The above copyright notice and this permission notice shall be included in 14df85a78bSMarc-André Lureau * all copies or substantial portions of the Software. 15df85a78bSMarc-André Lureau * 16df85a78bSMarc-André Lureau * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17df85a78bSMarc-André Lureau * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18df85a78bSMarc-André Lureau * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19df85a78bSMarc-André Lureau * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20df85a78bSMarc-André Lureau * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21df85a78bSMarc-André Lureau * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22df85a78bSMarc-André Lureau * THE SOFTWARE. 23df85a78bSMarc-André Lureau */ 24df85a78bSMarc-André Lureau #include "qemu/osdep.h" 25df85a78bSMarc-André Lureau #include "qapi/error.h" 26df85a78bSMarc-André Lureau #include "qemu-common.h" 278228e353SMarc-André Lureau #include "chardev/char.h" 28df85a78bSMarc-André Lureau #include "sysemu/block-backend.h" 298228e353SMarc-André Lureau #include "chardev/char-mux.h" 30df85a78bSMarc-André Lureau 31df85a78bSMarc-André Lureau /* MUX driver for serial I/O splitting */ 32df85a78bSMarc-André Lureau 33df85a78bSMarc-André Lureau /* Called with chr_write_lock held. */ 34df85a78bSMarc-André Lureau static int mux_chr_write(Chardev *chr, const uint8_t *buf, int len) 35df85a78bSMarc-André Lureau { 36df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 37df85a78bSMarc-André Lureau int ret; 38df85a78bSMarc-André Lureau if (!d->timestamps) { 39df85a78bSMarc-André Lureau ret = qemu_chr_fe_write(&d->chr, buf, len); 40df85a78bSMarc-André Lureau } else { 41df85a78bSMarc-André Lureau int i; 42df85a78bSMarc-André Lureau 43df85a78bSMarc-André Lureau ret = 0; 44df85a78bSMarc-André Lureau for (i = 0; i < len; i++) { 45df85a78bSMarc-André Lureau if (d->linestart) { 46df85a78bSMarc-André Lureau char buf1[64]; 47df85a78bSMarc-André Lureau int64_t ti; 48df85a78bSMarc-André Lureau int secs; 49df85a78bSMarc-André Lureau 50df85a78bSMarc-André Lureau ti = qemu_clock_get_ms(QEMU_CLOCK_REALTIME); 51df85a78bSMarc-André Lureau if (d->timestamps_start == -1) { 52df85a78bSMarc-André Lureau d->timestamps_start = ti; 53df85a78bSMarc-André Lureau } 54df85a78bSMarc-André Lureau ti -= d->timestamps_start; 55df85a78bSMarc-André Lureau secs = ti / 1000; 56df85a78bSMarc-André Lureau snprintf(buf1, sizeof(buf1), 57df85a78bSMarc-André Lureau "[%02d:%02d:%02d.%03d] ", 58df85a78bSMarc-André Lureau secs / 3600, 59df85a78bSMarc-André Lureau (secs / 60) % 60, 60df85a78bSMarc-André Lureau secs % 60, 61df85a78bSMarc-André Lureau (int)(ti % 1000)); 62df85a78bSMarc-André Lureau /* XXX this blocks entire thread. Rewrite to use 63df85a78bSMarc-André Lureau * qemu_chr_fe_write and background I/O callbacks */ 64df85a78bSMarc-André Lureau qemu_chr_fe_write_all(&d->chr, 65df85a78bSMarc-André Lureau (uint8_t *)buf1, strlen(buf1)); 66df85a78bSMarc-André Lureau d->linestart = 0; 67df85a78bSMarc-André Lureau } 68df85a78bSMarc-André Lureau ret += qemu_chr_fe_write(&d->chr, buf + i, 1); 69df85a78bSMarc-André Lureau if (buf[i] == '\n') { 70df85a78bSMarc-André Lureau d->linestart = 1; 71df85a78bSMarc-André Lureau } 72df85a78bSMarc-André Lureau } 73df85a78bSMarc-André Lureau } 74df85a78bSMarc-André Lureau return ret; 75df85a78bSMarc-André Lureau } 76df85a78bSMarc-André Lureau 77df85a78bSMarc-André Lureau static const char * const mux_help[] = { 78df85a78bSMarc-André Lureau "% h print this help\n\r", 79df85a78bSMarc-André Lureau "% x exit emulator\n\r", 80df85a78bSMarc-André Lureau "% s save disk data back to file (if -snapshot)\n\r", 81df85a78bSMarc-André Lureau "% t toggle console timestamps\n\r", 82df85a78bSMarc-André Lureau "% b send break (magic sysrq)\n\r", 83df85a78bSMarc-André Lureau "% c switch between console and monitor\n\r", 84df85a78bSMarc-André Lureau "% % sends %\n\r", 85df85a78bSMarc-André Lureau NULL 86df85a78bSMarc-André Lureau }; 87df85a78bSMarc-André Lureau 88df85a78bSMarc-André Lureau int term_escape_char = 0x01; /* ctrl-a is used for escape */ 89df85a78bSMarc-André Lureau static void mux_print_help(Chardev *chr) 90df85a78bSMarc-André Lureau { 91df85a78bSMarc-André Lureau int i, j; 92df85a78bSMarc-André Lureau char ebuf[15] = "Escape-Char"; 93df85a78bSMarc-André Lureau char cbuf[50] = "\n\r"; 94df85a78bSMarc-André Lureau 95df85a78bSMarc-André Lureau if (term_escape_char > 0 && term_escape_char < 26) { 96df85a78bSMarc-André Lureau snprintf(cbuf, sizeof(cbuf), "\n\r"); 97df85a78bSMarc-André Lureau snprintf(ebuf, sizeof(ebuf), "C-%c", term_escape_char - 1 + 'a'); 98df85a78bSMarc-André Lureau } else { 99df85a78bSMarc-André Lureau snprintf(cbuf, sizeof(cbuf), 100df85a78bSMarc-André Lureau "\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", 101df85a78bSMarc-André Lureau term_escape_char); 102df85a78bSMarc-André Lureau } 103df85a78bSMarc-André Lureau /* XXX this blocks entire thread. Rewrite to use 104df85a78bSMarc-André Lureau * qemu_chr_fe_write and background I/O callbacks */ 105df85a78bSMarc-André Lureau qemu_chr_write_all(chr, (uint8_t *)cbuf, strlen(cbuf)); 106df85a78bSMarc-André Lureau for (i = 0; mux_help[i] != NULL; i++) { 107df85a78bSMarc-André Lureau for (j = 0; mux_help[i][j] != '\0'; j++) { 108df85a78bSMarc-André Lureau if (mux_help[i][j] == '%') { 109df85a78bSMarc-André Lureau qemu_chr_write_all(chr, (uint8_t *)ebuf, strlen(ebuf)); 110df85a78bSMarc-André Lureau } else { 111df85a78bSMarc-André Lureau qemu_chr_write_all(chr, (uint8_t *)&mux_help[i][j], 1); 112df85a78bSMarc-André Lureau } 113df85a78bSMarc-André Lureau } 114df85a78bSMarc-André Lureau } 115df85a78bSMarc-André Lureau } 116df85a78bSMarc-André Lureau 117bed3bb9bSMarc-André Lureau static void mux_chr_send_event(MuxChardev *d, int mux_nr, int event) 118df85a78bSMarc-André Lureau { 119df85a78bSMarc-André Lureau CharBackend *be = d->backends[mux_nr]; 120df85a78bSMarc-André Lureau 121df85a78bSMarc-André Lureau if (be && be->chr_event) { 122df85a78bSMarc-André Lureau be->chr_event(be->opaque, event); 123df85a78bSMarc-André Lureau } 124df85a78bSMarc-André Lureau } 125df85a78bSMarc-André Lureau 126df85a78bSMarc-André Lureau static int mux_proc_byte(Chardev *chr, MuxChardev *d, int ch) 127df85a78bSMarc-André Lureau { 128df85a78bSMarc-André Lureau if (d->term_got_escape) { 129df85a78bSMarc-André Lureau d->term_got_escape = 0; 130df85a78bSMarc-André Lureau if (ch == term_escape_char) { 131df85a78bSMarc-André Lureau goto send_char; 132df85a78bSMarc-André Lureau } 133df85a78bSMarc-André Lureau switch (ch) { 134df85a78bSMarc-André Lureau case '?': 135df85a78bSMarc-André Lureau case 'h': 136df85a78bSMarc-André Lureau mux_print_help(chr); 137df85a78bSMarc-André Lureau break; 138df85a78bSMarc-André Lureau case 'x': 139df85a78bSMarc-André Lureau { 140df85a78bSMarc-André Lureau const char *term = "QEMU: Terminated\n\r"; 141df85a78bSMarc-André Lureau qemu_chr_write_all(chr, (uint8_t *)term, strlen(term)); 142df85a78bSMarc-André Lureau exit(0); 143df85a78bSMarc-André Lureau break; 144df85a78bSMarc-André Lureau } 145df85a78bSMarc-André Lureau case 's': 146df85a78bSMarc-André Lureau blk_commit_all(); 147df85a78bSMarc-André Lureau break; 148df85a78bSMarc-André Lureau case 'b': 149df85a78bSMarc-André Lureau qemu_chr_be_event(chr, CHR_EVENT_BREAK); 150df85a78bSMarc-André Lureau break; 151df85a78bSMarc-André Lureau case 'c': 152df85a78bSMarc-André Lureau assert(d->mux_cnt > 0); /* handler registered with first fe */ 153df85a78bSMarc-André Lureau /* Switch to the next registered device */ 154df85a78bSMarc-André Lureau mux_set_focus(chr, (d->focus + 1) % d->mux_cnt); 155df85a78bSMarc-André Lureau break; 156df85a78bSMarc-André Lureau case 't': 157df85a78bSMarc-André Lureau d->timestamps = !d->timestamps; 158df85a78bSMarc-André Lureau d->timestamps_start = -1; 159df85a78bSMarc-André Lureau d->linestart = 0; 160df85a78bSMarc-André Lureau break; 161df85a78bSMarc-André Lureau } 162df85a78bSMarc-André Lureau } else if (ch == term_escape_char) { 163df85a78bSMarc-André Lureau d->term_got_escape = 1; 164df85a78bSMarc-André Lureau } else { 165df85a78bSMarc-André Lureau send_char: 166df85a78bSMarc-André Lureau return 1; 167df85a78bSMarc-André Lureau } 168df85a78bSMarc-André Lureau return 0; 169df85a78bSMarc-André Lureau } 170df85a78bSMarc-André Lureau 171df85a78bSMarc-André Lureau static void mux_chr_accept_input(Chardev *chr) 172df85a78bSMarc-André Lureau { 173df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 174df85a78bSMarc-André Lureau int m = d->focus; 175df85a78bSMarc-André Lureau CharBackend *be = d->backends[m]; 176df85a78bSMarc-André Lureau 177df85a78bSMarc-André Lureau while (be && d->prod[m] != d->cons[m] && 178df85a78bSMarc-André Lureau be->chr_can_read && be->chr_can_read(be->opaque)) { 179df85a78bSMarc-André Lureau be->chr_read(be->opaque, 180df85a78bSMarc-André Lureau &d->buffer[m][d->cons[m]++ & MUX_BUFFER_MASK], 1); 181df85a78bSMarc-André Lureau } 182df85a78bSMarc-André Lureau } 183df85a78bSMarc-André Lureau 184df85a78bSMarc-André Lureau static int mux_chr_can_read(void *opaque) 185df85a78bSMarc-André Lureau { 186df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(opaque); 187df85a78bSMarc-André Lureau int m = d->focus; 188df85a78bSMarc-André Lureau CharBackend *be = d->backends[m]; 189df85a78bSMarc-André Lureau 190df85a78bSMarc-André Lureau if ((d->prod[m] - d->cons[m]) < MUX_BUFFER_SIZE) { 191df85a78bSMarc-André Lureau return 1; 192df85a78bSMarc-André Lureau } 193df85a78bSMarc-André Lureau 194df85a78bSMarc-André Lureau if (be && be->chr_can_read) { 195df85a78bSMarc-André Lureau return be->chr_can_read(be->opaque); 196df85a78bSMarc-André Lureau } 197df85a78bSMarc-André Lureau 198df85a78bSMarc-André Lureau return 0; 199df85a78bSMarc-André Lureau } 200df85a78bSMarc-André Lureau 201df85a78bSMarc-André Lureau static void mux_chr_read(void *opaque, const uint8_t *buf, int size) 202df85a78bSMarc-André Lureau { 203df85a78bSMarc-André Lureau Chardev *chr = CHARDEV(opaque); 204df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(opaque); 205df85a78bSMarc-André Lureau int m = d->focus; 206df85a78bSMarc-André Lureau CharBackend *be = d->backends[m]; 207df85a78bSMarc-André Lureau int i; 208df85a78bSMarc-André Lureau 209df85a78bSMarc-André Lureau mux_chr_accept_input(opaque); 210df85a78bSMarc-André Lureau 211df85a78bSMarc-André Lureau for (i = 0; i < size; i++) 212df85a78bSMarc-André Lureau if (mux_proc_byte(chr, d, buf[i])) { 213df85a78bSMarc-André Lureau if (d->prod[m] == d->cons[m] && 214df85a78bSMarc-André Lureau be && be->chr_can_read && 215df85a78bSMarc-André Lureau be->chr_can_read(be->opaque)) { 216df85a78bSMarc-André Lureau be->chr_read(be->opaque, &buf[i], 1); 217df85a78bSMarc-André Lureau } else { 218df85a78bSMarc-André Lureau d->buffer[m][d->prod[m]++ & MUX_BUFFER_MASK] = buf[i]; 219df85a78bSMarc-André Lureau } 220df85a78bSMarc-André Lureau } 221df85a78bSMarc-André Lureau } 222df85a78bSMarc-André Lureau 223df85a78bSMarc-André Lureau bool muxes_realized; 224df85a78bSMarc-André Lureau 225bed3bb9bSMarc-André Lureau void mux_chr_send_all_event(Chardev *chr, int event) 226df85a78bSMarc-André Lureau { 227bed3bb9bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 228df85a78bSMarc-André Lureau int i; 229df85a78bSMarc-André Lureau 230df85a78bSMarc-André Lureau if (!muxes_realized) { 231df85a78bSMarc-André Lureau return; 232df85a78bSMarc-André Lureau } 233df85a78bSMarc-André Lureau 234df85a78bSMarc-André Lureau /* Send the event to all registered listeners */ 235df85a78bSMarc-André Lureau for (i = 0; i < d->mux_cnt; i++) { 236df85a78bSMarc-André Lureau mux_chr_send_event(d, i, event); 237df85a78bSMarc-André Lureau } 238df85a78bSMarc-André Lureau } 239df85a78bSMarc-André Lureau 240bed3bb9bSMarc-André Lureau static void mux_chr_event(void *opaque, int event) 241bed3bb9bSMarc-André Lureau { 242bed3bb9bSMarc-André Lureau mux_chr_send_all_event(CHARDEV(opaque), event); 243bed3bb9bSMarc-André Lureau } 244bed3bb9bSMarc-André Lureau 245df85a78bSMarc-André Lureau static GSource *mux_chr_add_watch(Chardev *s, GIOCondition cond) 246df85a78bSMarc-André Lureau { 247df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(s); 248df85a78bSMarc-André Lureau Chardev *chr = qemu_chr_fe_get_driver(&d->chr); 249df85a78bSMarc-André Lureau ChardevClass *cc = CHARDEV_GET_CLASS(chr); 250df85a78bSMarc-André Lureau 251df85a78bSMarc-André Lureau if (!cc->chr_add_watch) { 252df85a78bSMarc-André Lureau return NULL; 253df85a78bSMarc-André Lureau } 254df85a78bSMarc-André Lureau 255df85a78bSMarc-André Lureau return cc->chr_add_watch(chr, cond); 256df85a78bSMarc-André Lureau } 257df85a78bSMarc-André Lureau 258df85a78bSMarc-André Lureau static void char_mux_finalize(Object *obj) 259df85a78bSMarc-André Lureau { 260df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(obj); 261df85a78bSMarc-André Lureau int i; 262df85a78bSMarc-André Lureau 263df85a78bSMarc-André Lureau for (i = 0; i < d->mux_cnt; i++) { 264df85a78bSMarc-André Lureau CharBackend *be = d->backends[i]; 265df85a78bSMarc-André Lureau if (be) { 266df85a78bSMarc-André Lureau be->chr = NULL; 267df85a78bSMarc-André Lureau } 268df85a78bSMarc-André Lureau } 269*1ce2610cSMarc-André Lureau qemu_chr_fe_deinit(&d->chr, false); 270df85a78bSMarc-André Lureau } 271df85a78bSMarc-André Lureau 272df85a78bSMarc-André Lureau void mux_chr_set_handlers(Chardev *chr, GMainContext *context) 273df85a78bSMarc-André Lureau { 274df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 275df85a78bSMarc-André Lureau 276df85a78bSMarc-André Lureau /* Fix up the real driver with mux routines */ 277df85a78bSMarc-André Lureau qemu_chr_fe_set_handlers(&d->chr, 278df85a78bSMarc-André Lureau mux_chr_can_read, 279df85a78bSMarc-André Lureau mux_chr_read, 280df85a78bSMarc-André Lureau mux_chr_event, 281df85a78bSMarc-André Lureau chr, 282df85a78bSMarc-André Lureau context, true); 283df85a78bSMarc-André Lureau } 284df85a78bSMarc-André Lureau 285df85a78bSMarc-André Lureau void mux_set_focus(Chardev *chr, int focus) 286df85a78bSMarc-André Lureau { 287df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 288df85a78bSMarc-André Lureau 289df85a78bSMarc-André Lureau assert(focus >= 0); 290df85a78bSMarc-André Lureau assert(focus < d->mux_cnt); 291df85a78bSMarc-André Lureau 292df85a78bSMarc-André Lureau if (d->focus != -1) { 293df85a78bSMarc-André Lureau mux_chr_send_event(d, d->focus, CHR_EVENT_MUX_OUT); 294df85a78bSMarc-André Lureau } 295df85a78bSMarc-André Lureau 296df85a78bSMarc-André Lureau d->focus = focus; 297df85a78bSMarc-André Lureau mux_chr_send_event(d, d->focus, CHR_EVENT_MUX_IN); 298df85a78bSMarc-André Lureau } 299df85a78bSMarc-André Lureau 300df85a78bSMarc-André Lureau static void qemu_chr_open_mux(Chardev *chr, 301df85a78bSMarc-André Lureau ChardevBackend *backend, 302df85a78bSMarc-André Lureau bool *be_opened, 303df85a78bSMarc-André Lureau Error **errp) 304df85a78bSMarc-André Lureau { 305df85a78bSMarc-André Lureau ChardevMux *mux = backend->u.mux.data; 306df85a78bSMarc-André Lureau Chardev *drv; 307df85a78bSMarc-André Lureau MuxChardev *d = MUX_CHARDEV(chr); 308df85a78bSMarc-André Lureau 309df85a78bSMarc-André Lureau drv = qemu_chr_find(mux->chardev); 310df85a78bSMarc-André Lureau if (drv == NULL) { 311df85a78bSMarc-André Lureau error_setg(errp, "mux: base chardev %s not found", mux->chardev); 312df85a78bSMarc-André Lureau return; 313df85a78bSMarc-André Lureau } 314df85a78bSMarc-André Lureau 315df85a78bSMarc-André Lureau d->focus = -1; 316df85a78bSMarc-André Lureau /* only default to opened state if we've realized the initial 317df85a78bSMarc-André Lureau * set of muxes 318df85a78bSMarc-André Lureau */ 319df85a78bSMarc-André Lureau *be_opened = muxes_realized; 320df85a78bSMarc-André Lureau qemu_chr_fe_init(&d->chr, drv, errp); 321df85a78bSMarc-André Lureau } 322df85a78bSMarc-André Lureau 323df85a78bSMarc-André Lureau static void qemu_chr_parse_mux(QemuOpts *opts, ChardevBackend *backend, 324df85a78bSMarc-André Lureau Error **errp) 325df85a78bSMarc-André Lureau { 326df85a78bSMarc-André Lureau const char *chardev = qemu_opt_get(opts, "chardev"); 327df85a78bSMarc-André Lureau ChardevMux *mux; 328df85a78bSMarc-André Lureau 329df85a78bSMarc-André Lureau if (chardev == NULL) { 330df85a78bSMarc-André Lureau error_setg(errp, "chardev: mux: no chardev given"); 331df85a78bSMarc-André Lureau return; 332df85a78bSMarc-André Lureau } 333df85a78bSMarc-André Lureau backend->type = CHARDEV_BACKEND_KIND_MUX; 334df85a78bSMarc-André Lureau mux = backend->u.mux.data = g_new0(ChardevMux, 1); 335df85a78bSMarc-André Lureau qemu_chr_parse_common(opts, qapi_ChardevMux_base(mux)); 336df85a78bSMarc-André Lureau mux->chardev = g_strdup(chardev); 337df85a78bSMarc-André Lureau } 338df85a78bSMarc-André Lureau 339df85a78bSMarc-André Lureau static void char_mux_class_init(ObjectClass *oc, void *data) 340df85a78bSMarc-André Lureau { 341df85a78bSMarc-André Lureau ChardevClass *cc = CHARDEV_CLASS(oc); 342df85a78bSMarc-André Lureau 343df85a78bSMarc-André Lureau cc->parse = qemu_chr_parse_mux; 344df85a78bSMarc-André Lureau cc->open = qemu_chr_open_mux; 345df85a78bSMarc-André Lureau cc->chr_write = mux_chr_write; 346df85a78bSMarc-André Lureau cc->chr_accept_input = mux_chr_accept_input; 347df85a78bSMarc-André Lureau cc->chr_add_watch = mux_chr_add_watch; 348df85a78bSMarc-André Lureau } 349df85a78bSMarc-André Lureau 350df85a78bSMarc-André Lureau static const TypeInfo char_mux_type_info = { 351df85a78bSMarc-André Lureau .name = TYPE_CHARDEV_MUX, 352df85a78bSMarc-André Lureau .parent = TYPE_CHARDEV, 353df85a78bSMarc-André Lureau .class_init = char_mux_class_init, 354df85a78bSMarc-André Lureau .instance_size = sizeof(MuxChardev), 355df85a78bSMarc-André Lureau .instance_finalize = char_mux_finalize, 356df85a78bSMarc-André Lureau }; 357df85a78bSMarc-André Lureau 358df85a78bSMarc-André Lureau static void register_types(void) 359df85a78bSMarc-André Lureau { 360df85a78bSMarc-André Lureau type_register_static(&char_mux_type_info); 361df85a78bSMarc-André Lureau } 362df85a78bSMarc-André Lureau 363df85a78bSMarc-André Lureau type_init(register_types); 364