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bellard0824d6f2003-06-24 13:42:40 +00001/*
bellard80cabfa2004-03-14 12:20:30 +00002 * QEMU System Emulator
ths5fafdf22007-09-16 21:08:06 +00003 *
bellard68d0f702008-01-06 17:21:48 +00004 * Copyright (c) 2003-2008 Fabrice Bellard
ths5fafdf22007-09-16 21:08:06 +00005 *
bellard1df912c2003-06-25 16:20:35 +00006 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
bellard0824d6f2003-06-24 13:42:40 +000023 */
bellard0824d6f2003-06-24 13:42:40 +000024#include <unistd.h>
bellard0824d6f2003-06-24 13:42:40 +000025#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
bellard0824d6f2003-06-24 13:42:40 +000028#include <errno.h>
bellard67b915a2004-03-31 23:37:16 +000029#include <sys/time.h>
bellardc88676f2006-08-06 13:36:11 +000030#include <zlib.h>
bellard67b915a2004-03-31 23:37:16 +000031
Juan Quintela71e72a12009-07-27 16:12:56 +020032/* Needed early for CONFIG_BSD etc. */
blueswir1d40cdb12009-03-07 16:52:02 +000033#include "config-host.h"
34
bellard67b915a2004-03-31 23:37:16 +000035#ifndef _WIN32
Paul Brook5cea8592009-05-30 00:52:44 +010036#include <libgen.h>
bellard67b915a2004-03-31 23:37:16 +000037#include <sys/times.h>
bellardf1510b22003-06-25 00:07:40 +000038#include <sys/wait.h>
bellard67b915a2004-03-31 23:37:16 +000039#include <termios.h>
bellard67b915a2004-03-31 23:37:16 +000040#include <sys/mman.h>
bellardf1510b22003-06-25 00:07:40 +000041#include <sys/ioctl.h>
blueswir124646c72008-11-07 16:55:48 +000042#include <sys/resource.h>
bellardf1510b22003-06-25 00:07:40 +000043#include <sys/socket.h>
bellardc94c8d62004-09-13 21:37:34 +000044#include <netinet/in.h>
blueswir124646c72008-11-07 16:55:48 +000045#include <net/if.h>
blueswir124646c72008-11-07 16:55:48 +000046#include <arpa/inet.h>
bellard9d728e82004-09-05 23:09:03 +000047#include <dirent.h>
bellard7c9d8e02005-11-15 22:16:05 +000048#include <netdb.h>
thscb4b9762007-09-13 12:39:35 +000049#include <sys/select.h>
Juan Quintela71e72a12009-07-27 16:12:56 +020050#ifdef CONFIG_BSD
bellard7d3505c2004-05-12 19:32:15 +000051#include <sys/stat.h>
Aurelien Jarnoa167ba52009-11-29 18:00:41 +010052#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
bellard7d3505c2004-05-12 19:32:15 +000053#include <libutil.h>
Juergen Lock92c0e652010-03-25 22:07:12 +010054#include <sys/sysctl.h>
blueswir124646c72008-11-07 16:55:48 +000055#else
56#include <util.h>
blueswir1128ab2f2008-08-15 18:33:42 +000057#endif
Aurelien Jarnobbe813a2009-11-30 15:42:59 +010058#else
blueswir1223f0d72008-09-30 18:12:18 +000059#ifdef __linux__
bellard7d3505c2004-05-12 19:32:15 +000060#include <pty.h>
61#include <malloc.h>
thsbd494f42007-09-16 20:03:23 +000062
bellarde57a8c02005-11-10 23:58:52 +000063#include <linux/ppdev.h>
ths5867c882007-02-17 23:44:43 +000064#include <linux/parport.h>
blueswir1223f0d72008-09-30 18:12:18 +000065#endif
66#ifdef __sun__
thsd5d10bc2007-02-17 22:54:49 +000067#include <sys/stat.h>
68#include <sys/ethernet.h>
69#include <sys/sockio.h>
thsd5d10bc2007-02-17 22:54:49 +000070#include <netinet/arp.h>
thsd5d10bc2007-02-17 22:54:49 +000071#include <netinet/in_systm.h>
72#include <netinet/ip.h>
73#include <netinet/ip_icmp.h> // must come after ip.h
74#include <netinet/udp.h>
75#include <netinet/tcp.h>
76#include <net/if.h>
77#include <syslog.h>
78#include <stropts.h>
Blue Swirl8d32cf02009-10-02 19:32:12 +000079/* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for
80 discussion about Solaris header problems */
81extern int madvise(caddr_t, size_t, int);
bellard67b915a2004-03-31 23:37:16 +000082#endif
bellard7d3505c2004-05-12 19:32:15 +000083#endif
bellardec530c82006-04-25 22:36:06 +000084#endif
bellard67b915a2004-03-31 23:37:16 +000085
blueswir19892fbf2008-08-24 10:34:20 +000086#if defined(__OpenBSD__)
87#include <util.h>
88#endif
89
ths8a16d272008-07-19 09:56:24 +000090#if defined(CONFIG_VDE)
91#include <libvdeplug.h>
92#endif
93
bellard67b915a2004-03-31 23:37:16 +000094#ifdef _WIN32
aliguori49dc7682009-03-08 16:26:59 +000095#include <windows.h>
bellard67b915a2004-03-31 23:37:16 +000096#endif
97
bellard73332e52004-04-04 20:22:28 +000098#ifdef CONFIG_SDL
Stefan Weil59a36a22009-06-18 20:11:03 +020099#if defined(__APPLE__) || defined(main)
Stefan Weil66936652009-06-13 13:19:11 +0200100#include <SDL.h>
malc880fec52009-02-15 20:18:41 +0000101int qemu_main(int argc, char **argv, char **envp);
102int main(int argc, char **argv)
103{
Stefan Weil59a36a22009-06-18 20:11:03 +0200104 return qemu_main(argc, argv, NULL);
malc880fec52009-02-15 20:18:41 +0000105}
106#undef main
107#define main qemu_main
bellard96bcd4f2004-07-10 16:26:15 +0000108#endif
bellard73332e52004-04-04 20:22:28 +0000109#endif /* CONFIG_SDL */
bellard0824d6f2003-06-24 13:42:40 +0000110
bellard5b0753e2005-03-01 21:37:28 +0000111#ifdef CONFIG_COCOA
112#undef main
113#define main qemu_main
114#endif /* CONFIG_COCOA */
115
blueswir1511d2b12009-03-07 15:32:56 +0000116#include "hw/hw.h"
117#include "hw/boards.h"
118#include "hw/usb.h"
119#include "hw/pcmcia.h"
120#include "hw/pc.h"
blueswir1511d2b12009-03-07 15:32:56 +0000121#include "hw/isa.h"
122#include "hw/baum.h"
123#include "hw/bt.h"
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +0100124#include "hw/watchdog.h"
aliguorib6f6e3d2009-04-17 18:59:56 +0000125#include "hw/smbios.h"
aliguorie37630c2009-04-22 15:19:10 +0000126#include "hw/xen.h"
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +0200127#include "hw/qdev.h"
Gerd Hoffmann45a50b12009-10-01 16:42:33 +0200128#include "hw/loader.h"
aurel325ef4efa2009-03-10 21:43:35 +0000129#include "bt-host.h"
blueswir1511d2b12009-03-07 15:32:56 +0000130#include "net.h"
Mark McLoughlin68ac40d2009-11-25 18:48:54 +0000131#include "net/slirp.h"
blueswir1511d2b12009-03-07 15:32:56 +0000132#include "monitor.h"
133#include "console.h"
134#include "sysemu.h"
135#include "gdbstub.h"
136#include "qemu-timer.h"
137#include "qemu-char.h"
138#include "cache-utils.h"
139#include "block.h"
Markus Armbruster666daa62010-06-02 18:48:27 +0200140#include "blockdev.h"
lirans@il.ibm.comc163b5c2009-11-02 15:40:58 +0200141#include "block-migration.h"
blueswir1a718ace2009-03-28 08:24:44 +0000142#include "dma.h"
blueswir1511d2b12009-03-07 15:32:56 +0000143#include "audio/audio.h"
144#include "migration.h"
145#include "kvm.h"
Kevin Wolfd3f24362009-05-18 16:42:09 +0200146#include "qemu-option.h"
Gerd Hoffmann7282a032009-07-31 12:25:35 +0200147#include "qemu-config.h"
Luiz Capitulinoe78c48e2009-12-10 17:16:04 -0200148#include "qemu-objects.h"
Jes Sorensen59a52642010-06-10 11:42:25 +0200149#include "qemu-options.h"
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -0700150#ifdef CONFIG_VIRTFS
Gautham R Shenoy74db9202010-04-29 17:44:43 +0530151#include "fsdev/qemu-fsdev.h"
152#endif
blueswir1511d2b12009-03-07 15:32:56 +0000153
bellard0824d6f2003-06-24 13:42:40 +0000154#include "disas.h"
bellardfc01f7e2003-06-30 10:03:06 +0000155
blueswir1511d2b12009-03-07 15:32:56 +0000156#include "qemu_socket.h"
157
Jan Kiszkad918f232009-06-24 14:42:30 +0200158#include "slirp/libslirp.h"
blueswir1511d2b12009-03-07 15:32:56 +0000159
Blue Swirl72cf2d42009-09-12 07:36:22 +0000160#include "qemu-queue.h"
Blue Swirl296af7c2010-03-29 19:23:50 +0000161#include "cpus.h"
Blue Swirlad960902010-03-29 19:23:52 +0000162#include "arch_init.h"
Blue Swirl72cf2d42009-09-12 07:36:22 +0000163
blueswir19dc63a12008-10-04 07:25:46 +0000164//#define DEBUG_NET
165//#define DEBUG_SLIRP
bellard330d0412003-07-26 18:11:40 +0000166
bellard1bfe8562004-07-08 21:17:50 +0000167#define DEFAULT_RAM_SIZE 128
bellard313aa562003-08-10 21:52:11 +0000168
Amit Shah98b19252010-01-20 00:36:52 +0530169#define MAX_VIRTIO_CONSOLES 1
170
Paul Brook5cea8592009-05-30 00:52:44 +0100171static const char *data_dir;
j_mayer1192dad2007-10-05 13:08:35 +0000172const char *bios_name = NULL;
malccb5a7aa2008-09-28 00:42:12 +0000173enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
Anthony Liguori993fbfd2009-05-21 16:54:00 -0500174DisplayType display_type = DT_DEFAULT;
bellard3d11d0e2004-12-12 16:56:30 +0000175const char* keyboard_layout = NULL;
Anthony Liguoric227f092009-10-01 16:12:16 -0500176ram_addr_t ram_size;
Marcelo Tosattic9027602010-03-01 20:25:08 -0300177const char *mem_path = NULL;
178#ifdef MAP_POPULATE
179int mem_prealloc = 0; /* force preallocation of physical target memory */
180#endif
bellardc4b1fcc2004-03-14 21:44:30 +0000181int nb_nics;
bellard7c9d8e02005-11-15 22:16:05 +0000182NICInfo nd_table[MAX_NICS];
bellard8a7ddc32004-03-31 19:00:16 +0000183int vm_running;
Paolo Bonzinid399f672009-07-27 23:17:51 +0200184int autostart;
Amit Shah8e848652010-07-27 15:49:19 +0530185int incoming_expected; /* Started with -incoming and waiting for incoming */
balrogf6503052008-02-17 11:42:19 +0000186static int rtc_utc = 1;
187static int rtc_date_offset = -1; /* -1 means no change */
Jan Kiszka68752042009-09-15 13:36:04 +0200188QEMUClock *rtc_clock;
Gerd Hoffmann64465292009-12-08 13:11:45 +0100189int vga_interface_type = VGA_NONE;
blueswir1dbed7e42008-10-01 19:38:09 +0000190static int full_screen = 0;
blueswir1634a21f2008-11-16 11:34:07 +0000191#ifdef CONFIG_SDL
blueswir1dbed7e42008-10-01 19:38:09 +0000192static int no_frame = 0;
blueswir1634a21f2008-11-16 11:34:07 +0000193#endif
ths667acca2006-12-11 02:08:05 +0000194int no_quit = 0;
bellard8d11df92004-08-24 21:13:40 +0000195CharDriverState *serial_hds[MAX_SERIAL_PORTS];
bellard6508fe52005-01-15 12:02:56 +0000196CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
aliguori9ede2fd2009-01-15 20:05:25 +0000197CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
bellarda09db212005-04-30 16:10:35 +0000198int win2k_install_hack = 0;
aliguori73822ec2009-01-15 20:11:34 +0000199int rtc_td_hack = 0;
bellardbb36d472005-11-05 14:22:28 +0000200int usb_enabled = 0;
aurel321b530a62009-04-05 20:08:59 +0000201int singlestep = 0;
bellard6a00d602005-11-21 23:25:50 +0000202int smp_cpus = 1;
Jes Sorensen6be68d72009-07-23 17:03:42 +0200203int max_cpus = 0;
Andre Przywaradc6b1c02009-08-19 15:42:40 +0200204int smp_cores = 1;
205int smp_threads = 1;
ths73fc9742006-12-22 02:09:07 +0000206const char *vnc_display;
bellard6515b202006-05-03 22:02:44 +0000207int acpi_enabled = 1;
aliguori16b29ae2008-12-17 23:28:44 +0000208int no_hpet = 0;
bellard52ca8d62006-06-14 16:03:05 +0000209int fd_bootchk = 1;
bellardd1beab82006-10-02 19:44:22 +0000210int no_reboot = 0;
aurel32b2f76162008-04-11 21:35:52 +0000211int no_shutdown = 0;
balrog9467cd42007-05-01 01:34:14 +0000212int cursor_hide = 1;
balroga171fe32007-04-30 01:48:07 +0000213int graphic_rotate = 0;
Jes Sorensen6b35e7b2009-08-06 16:25:50 +0200214uint8_t irq0override = 1;
Markus Armbruster09aaa162009-08-21 10:31:34 +0200215const char *watchdog;
ths9ae02552007-01-05 17:39:04 +0000216const char *option_rom[MAX_OPTION_ROMS];
217int nb_option_roms;
pbrook8e716212007-01-20 17:12:09 +0000218int semihosting_enabled = 0;
balrog2b8f2d42007-07-27 22:08:46 +0000219int old_param = 0;
thsc35734b2007-03-19 15:17:08 +0000220const char *qemu_name;
ths3780e192007-06-21 21:08:02 +0000221int alt_grab = 0;
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500222int ctrl_grab = 0;
blueswir166508602007-05-01 14:16:52 +0000223unsigned int nb_prom_envs = 0;
224const char *prom_envs[MAX_PROM_ENVS];
Jan Kiszka95387492009-07-02 00:19:02 +0200225int boot_menu;
bellard0824d6f2003-06-24 13:42:40 +0000226
aliguori268a3622009-04-21 22:30:27 +0000227int nb_numa_nodes;
228uint64_t node_mem[MAX_NODES];
229uint64_t node_cpumask[MAX_NODES];
230
blueswir19043b622009-01-21 19:28:13 +0000231static QEMUTimer *nographic_timer;
balrogee5605e2007-12-03 03:01:40 +0000232
blueswir18fcb1b92008-09-18 18:29:08 +0000233uint8_t qemu_uuid[16];
234
Jan Kiszka76e30d02009-07-02 00:19:02 +0200235static QEMUBootSetHandler *boot_set_handler;
236static void *boot_set_opaque;
237
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +0200238static NotifierList exit_notifiers =
239 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
240
Blue Swirld745bef2010-03-29 19:23:49 +0000241int kvm_allowed = 0;
242uint32_t xen_domid;
243enum xen_mode xen_mode = XEN_EMULATE;
244
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100245static int default_serial = 1;
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +0100246static int default_parallel = 1;
Gerd Hoffmann986c5f72009-12-08 13:11:54 +0100247static int default_virtcon = 1;
Gerd Hoffmannabdeed02009-12-08 13:11:43 +0100248static int default_monitor = 1;
Gerd Hoffmann64465292009-12-08 13:11:45 +0100249static int default_vga = 1;
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +0100250static int default_floppy = 1;
251static int default_cdrom = 1;
252static int default_sdcard = 1;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100253
254static struct {
255 const char *driver;
256 int *flag;
257} default_list[] = {
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +0100258 { .driver = "isa-serial", .flag = &default_serial },
259 { .driver = "isa-parallel", .flag = &default_parallel },
Gerd Hoffmannd8bcbab2009-12-16 14:25:40 +0100260 { .driver = "isa-fdc", .flag = &default_floppy },
261 { .driver = "ide-drive", .flag = &default_cdrom },
Amit Shah392ecf52010-01-21 16:19:23 +0530262 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
263 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
264 { .driver = "virtio-serial", .flag = &default_virtcon },
Gerd Hoffmann64465292009-12-08 13:11:45 +0100265 { .driver = "VGA", .flag = &default_vga },
Gerd Hoffmann69fd02e2009-12-16 13:35:19 +0100266 { .driver = "cirrus-vga", .flag = &default_vga },
267 { .driver = "vmware-svga", .flag = &default_vga },
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100268};
269
270static int default_driver_check(QemuOpts *opts, void *opaque)
271{
272 const char *driver = qemu_opt_get(opts, "driver");
273 int i;
274
275 if (!driver)
276 return 0;
277 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
278 if (strcmp(default_list[i].driver, driver) != 0)
279 continue;
280 *(default_list[i].flag) = 0;
281 }
282 return 0;
283}
284
bellard0824d6f2003-06-24 13:42:40 +0000285/***********************************************************/
Paolo Bonzini8f0056b2010-01-13 14:05:34 +0100286/* real time host monotonic timer */
bellard09b26c52006-04-12 21:09:08 +0000287
bellard87858c82003-06-27 12:01:39 +0000288/* compute with 96 bit intermediate result: (a*b)/c */
bellard80cabfa2004-03-14 12:20:30 +0000289uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
bellard87858c82003-06-27 12:01:39 +0000290{
291 union {
292 uint64_t ll;
293 struct {
Juan Quintelae2542fe2009-07-27 16:13:06 +0200294#ifdef HOST_WORDS_BIGENDIAN
bellard87858c82003-06-27 12:01:39 +0000295 uint32_t high, low;
296#else
297 uint32_t low, high;
ths3b46e622007-09-17 08:09:54 +0000298#endif
bellard87858c82003-06-27 12:01:39 +0000299 } l;
300 } u, res;
301 uint64_t rl, rh;
302
303 u.ll = a;
304 rl = (uint64_t)u.l.low * (uint64_t)b;
305 rh = (uint64_t)u.l.high * (uint64_t)b;
306 rh += (rl >> 32);
307 res.l.high = rh / c;
308 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
309 return res.ll;
310}
311
bellardc4b1fcc2004-03-14 21:44:30 +0000312/***********************************************************/
balrogf6503052008-02-17 11:42:19 +0000313/* host time/date access */
314void qemu_get_timedate(struct tm *tm, int offset)
315{
316 time_t ti;
317 struct tm *ret;
318
319 time(&ti);
320 ti += offset;
321 if (rtc_date_offset == -1) {
322 if (rtc_utc)
323 ret = gmtime(&ti);
324 else
325 ret = localtime(&ti);
326 } else {
327 ti -= rtc_date_offset;
328 ret = gmtime(&ti);
329 }
330
331 memcpy(tm, ret, sizeof(struct tm));
332}
333
334int qemu_timedate_diff(struct tm *tm)
335{
336 time_t seconds;
337
338 if (rtc_date_offset == -1)
339 if (rtc_utc)
340 seconds = mktimegm(tm);
341 else
342 seconds = mktime(tm);
343 else
344 seconds = mktimegm(tm) + rtc_date_offset;
345
346 return seconds - time(NULL);
347}
348
Luiz Capitulino80cd3472010-02-25 12:11:44 -0300349void rtc_change_mon_event(struct tm *tm)
350{
351 QObject *data;
352
353 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
354 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
355 qobject_decref(data);
356}
357
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200358static void configure_rtc_date_offset(const char *startdate, int legacy)
359{
360 time_t rtc_start_date;
361 struct tm tm;
362
363 if (!strcmp(startdate, "now") && legacy) {
364 rtc_date_offset = -1;
365 } else {
366 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
367 &tm.tm_year,
368 &tm.tm_mon,
369 &tm.tm_mday,
370 &tm.tm_hour,
371 &tm.tm_min,
372 &tm.tm_sec) == 6) {
373 /* OK */
374 } else if (sscanf(startdate, "%d-%d-%d",
375 &tm.tm_year,
376 &tm.tm_mon,
377 &tm.tm_mday) == 3) {
378 tm.tm_hour = 0;
379 tm.tm_min = 0;
380 tm.tm_sec = 0;
381 } else {
382 goto date_fail;
383 }
384 tm.tm_year -= 1900;
385 tm.tm_mon--;
386 rtc_start_date = mktimegm(&tm);
387 if (rtc_start_date == -1) {
388 date_fail:
389 fprintf(stderr, "Invalid date format. Valid formats are:\n"
390 "'2006-06-17T16:01:21' or '2006-06-17'\n");
391 exit(1);
392 }
393 rtc_date_offset = time(NULL) - rtc_start_date;
394 }
395}
396
397static void configure_rtc(QemuOpts *opts)
398{
399 const char *value;
400
401 value = qemu_opt_get(opts, "base");
402 if (value) {
403 if (!strcmp(value, "utc")) {
404 rtc_utc = 1;
405 } else if (!strcmp(value, "localtime")) {
406 rtc_utc = 0;
407 } else {
408 configure_rtc_date_offset(value, 0);
409 }
410 }
Jan Kiszka68752042009-09-15 13:36:04 +0200411 value = qemu_opt_get(opts, "clock");
412 if (value) {
413 if (!strcmp(value, "host")) {
414 rtc_clock = host_clock;
415 } else if (!strcmp(value, "vm")) {
416 rtc_clock = vm_clock;
417 } else {
418 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
419 exit(1);
420 }
421 }
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200422 value = qemu_opt_get(opts, "driftfix");
423 if (value) {
Blue Swirl7e4c0332010-03-27 21:33:46 +0000424 if (!strcmp(value, "slew")) {
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200425 rtc_td_hack = 1;
Blue Swirl7e4c0332010-03-27 21:33:46 +0000426 } else if (!strcmp(value, "none")) {
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200427 rtc_td_hack = 0;
428 } else {
429 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
430 exit(1);
431 }
432 }
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200433}
434
balrog1ae26a12008-09-28 23:19:47 +0000435/***********************************************************/
436/* Bluetooth support */
437static int nb_hcis;
438static int cur_hci;
439static struct HCIInfo *hci_table[MAX_NICS];
balrogdc72ac12008-11-09 00:04:26 +0000440
balrog1ae26a12008-09-28 23:19:47 +0000441static struct bt_vlan_s {
442 struct bt_scatternet_s net;
443 int id;
444 struct bt_vlan_s *next;
445} *first_bt_vlan;
446
447/* find or alloc a new bluetooth "VLAN" */
blueswir1674bb262008-09-30 18:18:27 +0000448static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
balrog1ae26a12008-09-28 23:19:47 +0000449{
450 struct bt_vlan_s **pvlan, *vlan;
451 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
452 if (vlan->id == id)
453 return &vlan->net;
454 }
455 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
456 vlan->id = id;
457 pvlan = &first_bt_vlan;
458 while (*pvlan != NULL)
459 pvlan = &(*pvlan)->next;
460 *pvlan = vlan;
461 return &vlan->net;
462}
463
464static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
465{
466}
467
468static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
469{
470 return -ENOTSUP;
471}
472
473static struct HCIInfo null_hci = {
474 .cmd_send = null_hci_send,
475 .sco_send = null_hci_send,
476 .acl_send = null_hci_send,
477 .bdaddr_set = null_hci_addr_set,
478};
479
480struct HCIInfo *qemu_next_hci(void)
481{
482 if (cur_hci == nb_hcis)
483 return &null_hci;
484
485 return hci_table[cur_hci++];
486}
487
balrogdc72ac12008-11-09 00:04:26 +0000488static struct HCIInfo *hci_init(const char *str)
489{
490 char *endp;
491 struct bt_scatternet_s *vlan = 0;
492
493 if (!strcmp(str, "null"))
494 /* null */
495 return &null_hci;
496 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
497 /* host[:hciN] */
498 return bt_host_hci(str[4] ? str + 5 : "hci0");
499 else if (!strncmp(str, "hci", 3)) {
500 /* hci[,vlan=n] */
501 if (str[3]) {
502 if (!strncmp(str + 3, ",vlan=", 6)) {
503 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
504 if (*endp)
505 vlan = 0;
506 }
507 } else
508 vlan = qemu_find_bt_vlan(0);
509 if (vlan)
510 return bt_new_hci(vlan);
511 }
512
513 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
514
515 return 0;
516}
517
518static int bt_hci_parse(const char *str)
519{
520 struct HCIInfo *hci;
Anthony Liguoric227f092009-10-01 16:12:16 -0500521 bdaddr_t bdaddr;
balrogdc72ac12008-11-09 00:04:26 +0000522
523 if (nb_hcis >= MAX_NICS) {
524 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
525 return -1;
526 }
527
528 hci = hci_init(str);
529 if (!hci)
530 return -1;
531
532 bdaddr.b[0] = 0x52;
533 bdaddr.b[1] = 0x54;
534 bdaddr.b[2] = 0x00;
535 bdaddr.b[3] = 0x12;
536 bdaddr.b[4] = 0x34;
537 bdaddr.b[5] = 0x56 + nb_hcis;
538 hci->bdaddr_set(hci, bdaddr.b);
539
540 hci_table[nb_hcis++] = hci;
541
542 return 0;
543}
544
545static void bt_vhci_add(int vlan_id)
546{
547 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
548
549 if (!vlan->slave)
550 fprintf(stderr, "qemu: warning: adding a VHCI to "
551 "an empty scatternet %i\n", vlan_id);
552
553 bt_vhci_init(bt_new_hci(vlan));
554}
555
556static struct bt_device_s *bt_device_add(const char *opt)
557{
558 struct bt_scatternet_s *vlan;
559 int vlan_id = 0;
560 char *endp = strstr(opt, ",vlan=");
561 int len = (endp ? endp - opt : strlen(opt)) + 1;
562 char devname[10];
563
564 pstrcpy(devname, MIN(sizeof(devname), len), opt);
565
566 if (endp) {
567 vlan_id = strtol(endp + 6, &endp, 0);
568 if (*endp) {
569 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
570 return 0;
571 }
572 }
573
574 vlan = qemu_find_bt_vlan(vlan_id);
575
576 if (!vlan->slave)
577 fprintf(stderr, "qemu: warning: adding a slave device to "
578 "an empty scatternet %i\n", vlan_id);
579
580 if (!strcmp(devname, "keyboard"))
581 return bt_keyboard_init(vlan);
582
583 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
584 return 0;
585}
586
587static int bt_parse(const char *opt)
588{
589 const char *endp, *p;
590 int vlan;
591
592 if (strstart(opt, "hci", &endp)) {
593 if (!*endp || *endp == ',') {
594 if (*endp)
595 if (!strstart(endp, ",vlan=", 0))
596 opt = endp + 1;
597
598 return bt_hci_parse(opt);
599 }
600 } else if (strstart(opt, "vhci", &endp)) {
601 if (!*endp || *endp == ',') {
602 if (*endp) {
603 if (strstart(endp, ",vlan=", &p)) {
604 vlan = strtol(p, (char **) &endp, 0);
605 if (*endp) {
606 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
607 return 1;
608 }
609 } else {
610 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
611 return 1;
612 }
613 } else
614 vlan = 0;
615
616 bt_vhci_add(vlan);
617 return 0;
618 }
619 } else if (strstart(opt, "device:", &endp))
620 return !bt_device_add(endp);
621
622 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
623 return 1;
624}
625
balrog1ae26a12008-09-28 23:19:47 +0000626/***********************************************************/
627/* QEMU Block devices */
628
balrog609497a2008-01-14 02:56:53 +0000629#define HD_ALIAS "index=%d,media=disk"
thse4bcb142007-12-02 04:51:10 +0000630#define CDROM_ALIAS "index=2,media=cdrom"
thse4bcb142007-12-02 04:51:10 +0000631#define FD_ALIAS "index=%d,if=floppy"
balrog609497a2008-01-14 02:56:53 +0000632#define PFLASH_ALIAS "if=pflash"
633#define MTD_ALIAS "if=mtd"
balrog9d413d12007-12-04 00:10:34 +0000634#define SD_ALIAS "index=0,if=sd"
thse4bcb142007-12-02 04:51:10 +0000635
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +0200636static int drive_init_func(QemuOpts *opts, void *opaque)
637{
Markus Armbrustera803cb82010-06-02 13:31:55 +0200638 int *use_scsi = opaque;
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +0200639 int fatal_error = 0;
640
Markus Armbrustera803cb82010-06-02 13:31:55 +0200641 if (drive_init(opts, *use_scsi, &fatal_error) == NULL) {
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +0200642 if (fatal_error)
643 return 1;
644 }
645 return 0;
646}
647
648static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
649{
650 if (NULL == qemu_opt_get(opts, "snapshot")) {
651 qemu_opt_set(opts, "snapshot", "on");
652 }
653 return 0;
654}
655
Jan Kiszka76e30d02009-07-02 00:19:02 +0200656void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
657{
658 boot_set_handler = func;
659 boot_set_opaque = opaque;
660}
661
662int qemu_boot_set(const char *boot_devices)
663{
664 if (!boot_set_handler) {
665 return -EINVAL;
666 }
667 return boot_set_handler(boot_set_opaque, boot_devices);
668}
669
Eduardo Habkost4e9e9d62010-04-06 19:22:08 -0300670static void validate_bootdevices(char *devices)
Jan Kiszkaef3adf62009-07-02 00:19:02 +0200671{
672 /* We just do some generic consistency checks */
673 const char *p;
674 int bitmap = 0;
675
676 for (p = devices; *p != '\0'; p++) {
677 /* Allowed boot devices are:
678 * a-b: floppy disk drives
679 * c-f: IDE disk drives
680 * g-m: machine implementation dependant drives
681 * n-p: network devices
682 * It's up to each machine implementation to check if the given boot
683 * devices match the actual hardware implementation and firmware
684 * features.
685 */
686 if (*p < 'a' || *p > 'p') {
687 fprintf(stderr, "Invalid boot device '%c'\n", *p);
688 exit(1);
689 }
690 if (bitmap & (1 << (*p - 'a'))) {
691 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
692 exit(1);
693 }
694 bitmap |= 1 << (*p - 'a');
695 }
Jan Kiszkaef3adf62009-07-02 00:19:02 +0200696}
697
Jan Kiszkae0f084b2009-07-02 00:19:02 +0200698static void restore_boot_devices(void *opaque)
699{
700 char *standard_boot_devices = opaque;
Alex Williamson37905d62010-04-30 15:21:11 -0600701 static int first = 1;
702
703 /* Restore boot order and remove ourselves after the first boot */
704 if (first) {
705 first = 0;
706 return;
707 }
Jan Kiszkae0f084b2009-07-02 00:19:02 +0200708
709 qemu_boot_set(standard_boot_devices);
710
711 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
712 qemu_free(standard_boot_devices);
713}
714
aliguori268a3622009-04-21 22:30:27 +0000715static void numa_add(const char *optarg)
716{
717 char option[128];
718 char *endptr;
719 unsigned long long value, endvalue;
720 int nodenr;
721
722 optarg = get_opt_name(option, 128, optarg, ',') + 1;
723 if (!strcmp(option, "node")) {
724 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
725 nodenr = nb_numa_nodes;
726 } else {
727 nodenr = strtoull(option, NULL, 10);
728 }
729
730 if (get_param_value(option, 128, "mem", optarg) == 0) {
731 node_mem[nodenr] = 0;
732 } else {
733 value = strtoull(option, &endptr, 0);
734 switch (*endptr) {
735 case 0: case 'M': case 'm':
736 value <<= 20;
737 break;
738 case 'G': case 'g':
739 value <<= 30;
740 break;
741 }
742 node_mem[nodenr] = value;
743 }
744 if (get_param_value(option, 128, "cpus", optarg) == 0) {
745 node_cpumask[nodenr] = 0;
746 } else {
747 value = strtoull(option, &endptr, 10);
748 if (value >= 64) {
749 value = 63;
750 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
751 } else {
752 if (*endptr == '-') {
753 endvalue = strtoull(endptr+1, &endptr, 10);
754 if (endvalue >= 63) {
755 endvalue = 62;
756 fprintf(stderr,
757 "only 63 CPUs in NUMA mode supported.\n");
758 }
Paolo Bonzini0dfbd512010-02-04 14:31:50 +0100759 value = (2ULL << endvalue) - (1ULL << value);
aliguori268a3622009-04-21 22:30:27 +0000760 } else {
Paolo Bonzini0dfbd512010-02-04 14:31:50 +0100761 value = 1ULL << value;
aliguori268a3622009-04-21 22:30:27 +0000762 }
763 }
764 node_cpumask[nodenr] = value;
765 }
766 nb_numa_nodes++;
767 }
768 return;
769}
770
Andre Przywaradc6b1c02009-08-19 15:42:40 +0200771static void smp_parse(const char *optarg)
772{
773 int smp, sockets = 0, threads = 0, cores = 0;
774 char *endptr;
775 char option[128];
776
777 smp = strtoul(optarg, &endptr, 10);
778 if (endptr != optarg) {
779 if (*endptr == ',') {
780 endptr++;
781 }
782 }
783 if (get_param_value(option, 128, "sockets", endptr) != 0)
784 sockets = strtoull(option, NULL, 10);
785 if (get_param_value(option, 128, "cores", endptr) != 0)
786 cores = strtoull(option, NULL, 10);
787 if (get_param_value(option, 128, "threads", endptr) != 0)
788 threads = strtoull(option, NULL, 10);
789 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
790 max_cpus = strtoull(option, NULL, 10);
791
792 /* compute missing values, prefer sockets over cores over threads */
793 if (smp == 0 || sockets == 0) {
794 sockets = sockets > 0 ? sockets : 1;
795 cores = cores > 0 ? cores : 1;
796 threads = threads > 0 ? threads : 1;
797 if (smp == 0) {
798 smp = cores * threads * sockets;
Andre Przywaradc6b1c02009-08-19 15:42:40 +0200799 }
800 } else {
801 if (cores == 0) {
802 threads = threads > 0 ? threads : 1;
803 cores = smp / (sockets * threads);
804 } else {
Joel Schoppdca98162010-07-21 15:05:17 -0500805 threads = smp / (cores * sockets);
Andre Przywaradc6b1c02009-08-19 15:42:40 +0200806 }
807 }
808 smp_cpus = smp;
809 smp_cores = cores > 0 ? cores : 1;
810 smp_threads = threads > 0 ? threads : 1;
811 if (max_cpus == 0)
812 max_cpus = smp_cpus;
813}
814
bellard330d0412003-07-26 18:11:40 +0000815/***********************************************************/
bellarda594cfb2005-11-06 16:13:29 +0000816/* USB devices */
817
Markus Armbrusterfb080002010-05-28 15:38:44 +0200818static int usb_device_add(const char *devname)
bellarda594cfb2005-11-06 16:13:29 +0000819{
820 const char *p;
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200821 USBDevice *dev = NULL;
bellarda594cfb2005-11-06 16:13:29 +0000822
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200823 if (!usb_enabled)
bellarda594cfb2005-11-06 16:13:29 +0000824 return -1;
825
Gerd Hoffmann0958b4c2009-10-26 15:56:45 +0100826 /* drivers with .usbdevice_name entry in USBDeviceInfo */
827 dev = usbdevice_create(devname);
828 if (dev)
829 goto done;
830
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200831 /* the other ones */
bellarda594cfb2005-11-06 16:13:29 +0000832 if (strstart(devname, "host:", &p)) {
833 dev = usb_host_device_open(p);
balrogdc72ac12008-11-09 00:04:26 +0000834 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
835 dev = usb_bt_init(devname[2] ? hci_init(p) :
836 bt_new_hci(qemu_find_bt_vlan(0)));
bellarda594cfb2005-11-06 16:13:29 +0000837 } else {
838 return -1;
839 }
pbrook0d92ed32006-05-21 16:30:15 +0000840 if (!dev)
841 return -1;
842
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200843done:
bellarda594cfb2005-11-06 16:13:29 +0000844 return 0;
845}
846
aliguori1f3870a2008-08-21 19:27:48 +0000847static int usb_device_del(const char *devname)
848{
849 int bus_num, addr;
850 const char *p;
851
aliguori5d0c5752008-09-14 01:07:41 +0000852 if (strstart(devname, "host:", &p))
853 return usb_host_device_close(p);
854
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200855 if (!usb_enabled)
aliguori1f3870a2008-08-21 19:27:48 +0000856 return -1;
857
858 p = strchr(devname, '.');
859 if (!p)
860 return -1;
861 bus_num = strtoul(devname, NULL, 0);
862 addr = strtoul(p + 1, NULL, 0);
863
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +0200864 return usb_device_delete_addr(bus_num, addr);
aliguori1f3870a2008-08-21 19:27:48 +0000865}
866
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +0200867static int usb_parse(const char *cmdline)
868{
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800869 int r;
Markus Armbrusterfb080002010-05-28 15:38:44 +0200870 r = usb_device_add(cmdline);
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800871 if (r < 0) {
872 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
873 }
874 return r;
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +0200875}
876
Luiz Capitulinod54908a2009-08-28 15:27:13 -0300877void do_usb_add(Monitor *mon, const QDict *qdict)
bellarda594cfb2005-11-06 16:13:29 +0000878{
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800879 const char *devname = qdict_get_str(qdict, "devname");
Markus Armbrusterfb080002010-05-28 15:38:44 +0200880 if (usb_device_add(devname) < 0) {
Markus Armbruster1ecda022010-02-18 17:25:24 +0100881 error_report("could not add USB device '%s'", devname);
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800882 }
bellarda594cfb2005-11-06 16:13:29 +0000883}
884
Luiz Capitulinod54908a2009-08-28 15:27:13 -0300885void do_usb_del(Monitor *mon, const QDict *qdict)
bellarda594cfb2005-11-06 16:13:29 +0000886{
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800887 const char *devname = qdict_get_str(qdict, "devname");
888 if (usb_device_del(devname) < 0) {
Markus Armbruster1ecda022010-02-18 17:25:24 +0100889 error_report("could not delete USB device '%s'", devname);
Scott Tsai59d1c1c2009-12-23 04:30:18 +0800890 }
bellarda594cfb2005-11-06 16:13:29 +0000891}
892
bellardf7cce892004-12-08 22:21:25 +0000893/***********************************************************/
balrog201a51f2007-04-30 00:51:09 +0000894/* PCMCIA/Cardbus */
895
896static struct pcmcia_socket_entry_s {
Paul Brookbc24a222009-05-10 01:44:56 +0100897 PCMCIASocket *socket;
balrog201a51f2007-04-30 00:51:09 +0000898 struct pcmcia_socket_entry_s *next;
899} *pcmcia_sockets = 0;
900
Paul Brookbc24a222009-05-10 01:44:56 +0100901void pcmcia_socket_register(PCMCIASocket *socket)
balrog201a51f2007-04-30 00:51:09 +0000902{
903 struct pcmcia_socket_entry_s *entry;
904
905 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
906 entry->socket = socket;
907 entry->next = pcmcia_sockets;
908 pcmcia_sockets = entry;
909}
910
Paul Brookbc24a222009-05-10 01:44:56 +0100911void pcmcia_socket_unregister(PCMCIASocket *socket)
balrog201a51f2007-04-30 00:51:09 +0000912{
913 struct pcmcia_socket_entry_s *entry, **ptr;
914
915 ptr = &pcmcia_sockets;
916 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
917 if (entry->socket == socket) {
918 *ptr = entry->next;
919 qemu_free(entry);
920 }
921}
922
aliguori376253e2009-03-05 23:01:23 +0000923void pcmcia_info(Monitor *mon)
balrog201a51f2007-04-30 00:51:09 +0000924{
925 struct pcmcia_socket_entry_s *iter;
aliguori376253e2009-03-05 23:01:23 +0000926
balrog201a51f2007-04-30 00:51:09 +0000927 if (!pcmcia_sockets)
aliguori376253e2009-03-05 23:01:23 +0000928 monitor_printf(mon, "No PCMCIA sockets\n");
balrog201a51f2007-04-30 00:51:09 +0000929
930 for (iter = pcmcia_sockets; iter; iter = iter->next)
aliguori376253e2009-03-05 23:01:23 +0000931 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
932 iter->socket->attached ? iter->socket->card_string :
933 "Empty");
balrog201a51f2007-04-30 00:51:09 +0000934}
935
936/***********************************************************/
bellard8a7ddc32004-03-31 19:00:16 +0000937/* I/O handling */
bellard0824d6f2003-06-24 13:42:40 +0000938
bellardc4b1fcc2004-03-14 21:44:30 +0000939typedef struct IOHandlerRecord {
940 int fd;
Juan Quintela7b27a762010-03-11 17:55:39 +0100941 IOCanReadHandler *fd_read_poll;
bellard7c9d8e02005-11-15 22:16:05 +0000942 IOHandler *fd_read;
943 IOHandler *fd_write;
thscafffd42007-02-28 21:59:44 +0000944 int deleted;
bellardc4b1fcc2004-03-14 21:44:30 +0000945 void *opaque;
946 /* temporary data */
947 struct pollfd *ufd;
Juan Quintela31d4ee62010-03-11 17:55:37 +0100948 QLIST_ENTRY(IOHandlerRecord) next;
bellardc4b1fcc2004-03-14 21:44:30 +0000949} IOHandlerRecord;
950
Juan Quintela31d4ee62010-03-11 17:55:37 +0100951static QLIST_HEAD(, IOHandlerRecord) io_handlers =
952 QLIST_HEAD_INITIALIZER(io_handlers);
953
bellardc4b1fcc2004-03-14 21:44:30 +0000954
bellard7c9d8e02005-11-15 22:16:05 +0000955/* XXX: fd_read_poll should be suppressed, but an API change is
956 necessary in the character devices to suppress fd_can_read(). */
ths5fafdf22007-09-16 21:08:06 +0000957int qemu_set_fd_handler2(int fd,
Juan Quintela7b27a762010-03-11 17:55:39 +0100958 IOCanReadHandler *fd_read_poll,
ths5fafdf22007-09-16 21:08:06 +0000959 IOHandler *fd_read,
960 IOHandler *fd_write,
bellard7c9d8e02005-11-15 22:16:05 +0000961 void *opaque)
bellardb4608c02003-06-27 17:34:32 +0000962{
Juan Quintela31d4ee62010-03-11 17:55:37 +0100963 IOHandlerRecord *ioh;
bellard8a7ddc32004-03-31 19:00:16 +0000964
bellard7c9d8e02005-11-15 22:16:05 +0000965 if (!fd_read && !fd_write) {
Juan Quintela31d4ee62010-03-11 17:55:37 +0100966 QLIST_FOREACH(ioh, &io_handlers, next) {
bellard7c9d8e02005-11-15 22:16:05 +0000967 if (ioh->fd == fd) {
thscafffd42007-02-28 21:59:44 +0000968 ioh->deleted = 1;
bellard7c9d8e02005-11-15 22:16:05 +0000969 break;
970 }
bellard8a7ddc32004-03-31 19:00:16 +0000971 }
bellard7c9d8e02005-11-15 22:16:05 +0000972 } else {
Juan Quintela31d4ee62010-03-11 17:55:37 +0100973 QLIST_FOREACH(ioh, &io_handlers, next) {
bellard7c9d8e02005-11-15 22:16:05 +0000974 if (ioh->fd == fd)
975 goto found;
976 }
977 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
Juan Quintela31d4ee62010-03-11 17:55:37 +0100978 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
bellard7c9d8e02005-11-15 22:16:05 +0000979 found:
980 ioh->fd = fd;
981 ioh->fd_read_poll = fd_read_poll;
982 ioh->fd_read = fd_read;
983 ioh->fd_write = fd_write;
984 ioh->opaque = opaque;
thscafffd42007-02-28 21:59:44 +0000985 ioh->deleted = 0;
bellard8a7ddc32004-03-31 19:00:16 +0000986 }
bellard7c9d8e02005-11-15 22:16:05 +0000987 return 0;
988}
989
ths5fafdf22007-09-16 21:08:06 +0000990int qemu_set_fd_handler(int fd,
991 IOHandler *fd_read,
992 IOHandler *fd_write,
bellard7c9d8e02005-11-15 22:16:05 +0000993 void *opaque)
994{
995 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
bellardb4608c02003-06-27 17:34:32 +0000996}
997
bellard8a7ddc32004-03-31 19:00:16 +0000998/***********************************************************/
bellardcc1daa42005-06-05 14:49:17 +0000999/* machine registration */
1000
blueswir1bdaf78e2008-10-04 07:24:27 +00001001static QEMUMachine *first_machine = NULL;
aliguori6f338c32009-02-11 15:21:54 +00001002QEMUMachine *current_machine = NULL;
bellardcc1daa42005-06-05 14:49:17 +00001003
1004int qemu_register_machine(QEMUMachine *m)
1005{
1006 QEMUMachine **pm;
1007 pm = &first_machine;
1008 while (*pm != NULL)
1009 pm = &(*pm)->next;
1010 m->next = NULL;
1011 *pm = m;
1012 return 0;
1013}
1014
pbrook9596ebb2007-11-18 01:44:38 +00001015static QEMUMachine *find_machine(const char *name)
bellardcc1daa42005-06-05 14:49:17 +00001016{
1017 QEMUMachine *m;
1018
1019 for(m = first_machine; m != NULL; m = m->next) {
1020 if (!strcmp(m->name, name))
1021 return m;
Mark McLoughlin3f6599e2009-07-22 10:02:50 +01001022 if (m->alias && !strcmp(m->alias, name))
1023 return m;
bellardcc1daa42005-06-05 14:49:17 +00001024 }
1025 return NULL;
1026}
1027
Anthony Liguori0c257432009-05-21 20:41:01 -05001028static QEMUMachine *find_default_machine(void)
1029{
1030 QEMUMachine *m;
1031
1032 for(m = first_machine; m != NULL; m = m->next) {
1033 if (m->is_default) {
1034 return m;
1035 }
1036 }
1037 return NULL;
1038}
1039
bellardcc1daa42005-06-05 14:49:17 +00001040/***********************************************************/
bellard8a7ddc32004-03-31 19:00:16 +00001041/* main execution loop */
1042
pbrook9596ebb2007-11-18 01:44:38 +00001043static void gui_update(void *opaque)
bellard8a7ddc32004-03-31 19:00:16 +00001044{
aliguori7d957bd2009-01-15 22:14:11 +00001045 uint64_t interval = GUI_REFRESH_INTERVAL;
ths740733b2007-06-08 01:57:56 +00001046 DisplayState *ds = opaque;
aliguori7d957bd2009-01-15 22:14:11 +00001047 DisplayChangeListener *dcl = ds->listeners;
1048
Sheng Yang62a27442010-01-26 19:21:16 +08001049 qemu_flush_coalesced_mmio_buffer();
aliguori7d957bd2009-01-15 22:14:11 +00001050 dpy_refresh(ds);
1051
1052 while (dcl != NULL) {
1053 if (dcl->gui_timer_interval &&
1054 dcl->gui_timer_interval < interval)
1055 interval = dcl->gui_timer_interval;
1056 dcl = dcl->next;
1057 }
1058 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
bellard8a7ddc32004-03-31 19:00:16 +00001059}
1060
blueswir19043b622009-01-21 19:28:13 +00001061static void nographic_update(void *opaque)
1062{
1063 uint64_t interval = GUI_REFRESH_INTERVAL;
1064
Sheng Yang62a27442010-01-26 19:21:16 +08001065 qemu_flush_coalesced_mmio_buffer();
blueswir19043b622009-01-21 19:28:13 +00001066 qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1067}
1068
bellard0bd48852005-11-11 00:00:47 +00001069struct vm_change_state_entry {
1070 VMChangeStateHandler *cb;
1071 void *opaque;
Blue Swirl72cf2d42009-09-12 07:36:22 +00001072 QLIST_ENTRY (vm_change_state_entry) entries;
bellard0bd48852005-11-11 00:00:47 +00001073};
1074
Blue Swirl72cf2d42009-09-12 07:36:22 +00001075static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
bellard0bd48852005-11-11 00:00:47 +00001076
1077VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1078 void *opaque)
1079{
1080 VMChangeStateEntry *e;
1081
1082 e = qemu_mallocz(sizeof (*e));
bellard0bd48852005-11-11 00:00:47 +00001083
1084 e->cb = cb;
1085 e->opaque = opaque;
Blue Swirl72cf2d42009-09-12 07:36:22 +00001086 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
bellard0bd48852005-11-11 00:00:47 +00001087 return e;
1088}
1089
1090void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1091{
Blue Swirl72cf2d42009-09-12 07:36:22 +00001092 QLIST_REMOVE (e, entries);
bellard0bd48852005-11-11 00:00:47 +00001093 qemu_free (e);
1094}
1095
Blue Swirl296af7c2010-03-29 19:23:50 +00001096void vm_state_notify(int running, int reason)
bellard0bd48852005-11-11 00:00:47 +00001097{
1098 VMChangeStateEntry *e;
1099
1100 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
aliguori9781e042009-01-22 17:15:29 +00001101 e->cb(e->opaque, running, reason);
bellard0bd48852005-11-11 00:00:47 +00001102 }
1103}
1104
bellard8a7ddc32004-03-31 19:00:16 +00001105void vm_start(void)
1106{
1107 if (!vm_running) {
1108 cpu_enable_ticks();
1109 vm_running = 1;
aliguori9781e042009-01-22 17:15:29 +00001110 vm_state_notify(1, 0);
aliguorid6dc3d42009-04-24 18:04:07 +00001111 resume_all_vcpus();
Luiz Capitulino6ed2c482010-04-27 20:35:59 -03001112 monitor_protocol_event(QEVENT_RESUME, NULL);
bellard8a7ddc32004-03-31 19:00:16 +00001113 }
1114}
1115
bellardbb0c6722004-06-20 12:37:32 +00001116/* reset/shutdown handler */
1117
1118typedef struct QEMUResetEntry {
Blue Swirl72cf2d42009-09-12 07:36:22 +00001119 QTAILQ_ENTRY(QEMUResetEntry) entry;
bellardbb0c6722004-06-20 12:37:32 +00001120 QEMUResetHandler *func;
1121 void *opaque;
bellardbb0c6722004-06-20 12:37:32 +00001122} QEMUResetEntry;
1123
Blue Swirl72cf2d42009-09-12 07:36:22 +00001124static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1125 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bellardbb0c6722004-06-20 12:37:32 +00001126static int reset_requested;
1127static int shutdown_requested;
bellard34751872005-07-02 14:31:34 +00001128static int powerdown_requested;
Blue Swirl296af7c2010-03-29 19:23:50 +00001129int debug_requested;
Blue Swirl7277e022010-04-12 17:19:06 +00001130int vmstop_requested;
bellardbb0c6722004-06-20 12:37:32 +00001131
aurel32cf7a2fe2008-03-18 06:53:05 +00001132int qemu_shutdown_requested(void)
1133{
1134 int r = shutdown_requested;
1135 shutdown_requested = 0;
1136 return r;
1137}
1138
1139int qemu_reset_requested(void)
1140{
1141 int r = reset_requested;
1142 reset_requested = 0;
1143 return r;
1144}
1145
1146int qemu_powerdown_requested(void)
1147{
1148 int r = powerdown_requested;
1149 powerdown_requested = 0;
1150 return r;
1151}
1152
aliguorie5689022009-04-24 18:03:54 +00001153static int qemu_debug_requested(void)
1154{
1155 int r = debug_requested;
1156 debug_requested = 0;
1157 return r;
1158}
1159
aliguori6e29f5d2009-04-24 18:04:02 +00001160static int qemu_vmstop_requested(void)
1161{
1162 int r = vmstop_requested;
1163 vmstop_requested = 0;
1164 return r;
1165}
1166
Jan Kiszkaa08d4362009-06-27 09:25:07 +02001167void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bellardbb0c6722004-06-20 12:37:32 +00001168{
Jan Kiszka55ddfe82009-07-02 00:19:02 +02001169 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
bellardbb0c6722004-06-20 12:37:32 +00001170
bellardbb0c6722004-06-20 12:37:32 +00001171 re->func = func;
1172 re->opaque = opaque;
Blue Swirl72cf2d42009-09-12 07:36:22 +00001173 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bellardbb0c6722004-06-20 12:37:32 +00001174}
1175
Jan Kiszkadda9b292009-07-02 00:19:02 +02001176void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bellardbb0c6722004-06-20 12:37:32 +00001177{
1178 QEMUResetEntry *re;
1179
Blue Swirl72cf2d42009-09-12 07:36:22 +00001180 QTAILQ_FOREACH(re, &reset_handlers, entry) {
Jan Kiszkadda9b292009-07-02 00:19:02 +02001181 if (re->func == func && re->opaque == opaque) {
Blue Swirl72cf2d42009-09-12 07:36:22 +00001182 QTAILQ_REMOVE(&reset_handlers, re, entry);
Jan Kiszkadda9b292009-07-02 00:19:02 +02001183 qemu_free(re);
1184 return;
1185 }
1186 }
1187}
1188
1189void qemu_system_reset(void)
1190{
1191 QEMUResetEntry *re, *nre;
1192
1193 /* reset all devices */
Blue Swirl72cf2d42009-09-12 07:36:22 +00001194 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bellardbb0c6722004-06-20 12:37:32 +00001195 re->func(re->opaque);
1196 }
Luiz Capitulino81d9b782010-03-10 09:06:34 -06001197 monitor_protocol_event(QEVENT_RESET, NULL);
Jan Kiszkaea375f92010-03-01 19:10:30 +01001198 cpu_synchronize_all_post_reset();
bellardbb0c6722004-06-20 12:37:32 +00001199}
1200
1201void qemu_system_reset_request(void)
1202{
bellardd1beab82006-10-02 19:44:22 +00001203 if (no_reboot) {
1204 shutdown_requested = 1;
1205 } else {
1206 reset_requested = 1;
1207 }
aliguorid9f75a42009-04-24 18:03:11 +00001208 qemu_notify_event();
bellardbb0c6722004-06-20 12:37:32 +00001209}
1210
1211void qemu_system_shutdown_request(void)
1212{
1213 shutdown_requested = 1;
aliguorid9f75a42009-04-24 18:03:11 +00001214 qemu_notify_event();
bellardbb0c6722004-06-20 12:37:32 +00001215}
1216
bellard34751872005-07-02 14:31:34 +00001217void qemu_system_powerdown_request(void)
1218{
1219 powerdown_requested = 1;
aliguorid9f75a42009-04-24 18:03:11 +00001220 qemu_notify_event();
1221}
1222
Paolo Bonzinid6f4ade2010-03-10 11:38:54 +01001223void main_loop_wait(int nonblocking)
aliguori56f3a5d2008-10-31 18:07:17 +00001224{
1225 IOHandlerRecord *ioh;
1226 fd_set rfds, wfds, xfds;
1227 int ret, nfds;
1228 struct timeval tv;
Paolo Bonzinid6f4ade2010-03-10 11:38:54 +01001229 int timeout;
aliguori56f3a5d2008-10-31 18:07:17 +00001230
Paolo Bonzinid6f4ade2010-03-10 11:38:54 +01001231 if (nonblocking)
1232 timeout = 0;
1233 else {
1234 timeout = qemu_calculate_timeout();
1235 qemu_bh_update_timeout(&timeout);
1236 }
aliguori56f3a5d2008-10-31 18:07:17 +00001237
Jes Sorensen0d93ca72010-06-10 11:42:18 +02001238 os_host_main_loop_wait(&timeout);
aliguori56f3a5d2008-10-31 18:07:17 +00001239
bellardfd1dff42006-02-01 21:29:26 +00001240 /* poll any events */
1241 /* XXX: separate device handlers from system ones */
aliguori6abfbd72008-11-05 20:49:37 +00001242 nfds = -1;
bellardfd1dff42006-02-01 21:29:26 +00001243 FD_ZERO(&rfds);
1244 FD_ZERO(&wfds);
bellarde0356492006-05-01 13:33:02 +00001245 FD_ZERO(&xfds);
Juan Quintela31d4ee62010-03-11 17:55:37 +01001246 QLIST_FOREACH(ioh, &io_handlers, next) {
thscafffd42007-02-28 21:59:44 +00001247 if (ioh->deleted)
1248 continue;
bellardfd1dff42006-02-01 21:29:26 +00001249 if (ioh->fd_read &&
1250 (!ioh->fd_read_poll ||
1251 ioh->fd_read_poll(ioh->opaque) != 0)) {
1252 FD_SET(ioh->fd, &rfds);
1253 if (ioh->fd > nfds)
1254 nfds = ioh->fd;
1255 }
1256 if (ioh->fd_write) {
1257 FD_SET(ioh->fd, &wfds);
1258 if (ioh->fd > nfds)
1259 nfds = ioh->fd;
1260 }
1261 }
ths3b46e622007-09-17 08:09:54 +00001262
aliguori56f3a5d2008-10-31 18:07:17 +00001263 tv.tv_sec = timeout / 1000;
1264 tv.tv_usec = (timeout % 1000) * 1000;
1265
Jan Kiszkad918f232009-06-24 14:42:30 +02001266 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1267
aliguori48708522009-04-24 18:03:49 +00001268 qemu_mutex_unlock_iothread();
bellarde0356492006-05-01 13:33:02 +00001269 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
aliguori48708522009-04-24 18:03:49 +00001270 qemu_mutex_lock_iothread();
bellardfd1dff42006-02-01 21:29:26 +00001271 if (ret > 0) {
Juan Quintela31d4ee62010-03-11 17:55:37 +01001272 IOHandlerRecord *pioh;
thscafffd42007-02-28 21:59:44 +00001273
Juan Quintela31d4ee62010-03-11 17:55:37 +01001274 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
thscafffd42007-02-28 21:59:44 +00001275 if (ioh->deleted) {
Juan Quintela31d4ee62010-03-11 17:55:37 +01001276 QLIST_REMOVE(ioh, next);
thscafffd42007-02-28 21:59:44 +00001277 qemu_free(ioh);
Juan Quintela4bed9832010-03-11 17:55:41 +01001278 continue;
1279 }
1280 if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1281 ioh->fd_read(ioh->opaque);
1282 }
1283 if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1284 ioh->fd_write(ioh->opaque);
Juan Quintela31d4ee62010-03-11 17:55:37 +01001285 }
thscafffd42007-02-28 21:59:44 +00001286 }
bellardfd1dff42006-02-01 21:29:26 +00001287 }
Jan Kiszkad918f232009-06-24 14:42:30 +02001288
1289 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
bellardc20709a2004-04-21 23:27:19 +00001290
Paolo Bonzinib6964822010-03-10 11:38:45 +01001291 qemu_run_all_timers();
Jan Kiszka21d5d122009-09-15 13:36:04 +02001292
pbrook423f0742007-05-23 00:06:54 +00001293 /* Check bottom-halves last in case any of the earlier events triggered
1294 them. */
1295 qemu_bh_poll();
ths3b46e622007-09-17 08:09:54 +00001296
bellard5905b2e2004-08-01 21:53:26 +00001297}
1298
aliguori43b96852009-04-24 18:03:33 +00001299static int vm_can_run(void)
1300{
1301 if (powerdown_requested)
1302 return 0;
1303 if (reset_requested)
1304 return 0;
1305 if (shutdown_requested)
1306 return 0;
aliguorie5689022009-04-24 18:03:54 +00001307 if (debug_requested)
1308 return 0;
aliguori43b96852009-04-24 18:03:33 +00001309 return 1;
1310}
1311
Blue Swirld9c32312009-08-09 08:42:19 +00001312qemu_irq qemu_system_powerdown;
1313
aliguori43b96852009-04-24 18:03:33 +00001314static void main_loop(void)
1315{
aliguori6e29f5d2009-04-24 18:04:02 +00001316 int r;
aliguori43b96852009-04-24 18:03:33 +00001317
Blue Swirl7277e022010-04-12 17:19:06 +00001318 qemu_main_loop_start();
aliguorid6dc3d42009-04-24 18:04:07 +00001319
aliguori6e29f5d2009-04-24 18:04:02 +00001320 for (;;) {
aliguorie6e35b12009-04-24 18:03:57 +00001321 do {
Paolo Bonzinid6f4ade2010-03-10 11:38:54 +01001322 bool nonblocking = false;
aliguorie6e35b12009-04-24 18:03:57 +00001323#ifdef CONFIG_PROFILER
1324 int64_t ti;
1325#endif
aliguorid6dc3d42009-04-24 18:04:07 +00001326#ifndef CONFIG_IOTHREAD
Jan Kiszka472fb0c2010-06-25 16:56:55 +02001327 nonblocking = cpu_exec_all();
aliguorid6dc3d42009-04-24 18:04:07 +00001328#endif
aliguori43b96852009-04-24 18:03:33 +00001329#ifdef CONFIG_PROFILER
1330 ti = profile_getclock();
1331#endif
Paolo Bonzinid6f4ade2010-03-10 11:38:54 +01001332 main_loop_wait(nonblocking);
aliguori43b96852009-04-24 18:03:33 +00001333#ifdef CONFIG_PROFILER
1334 dev_time += profile_getclock() - ti;
1335#endif
aliguorie5689022009-04-24 18:03:54 +00001336 } while (vm_can_run());
aliguori43b96852009-04-24 18:03:33 +00001337
Blue Swirl54fc6ea2010-03-29 19:23:46 +00001338 if ((r = qemu_debug_requested())) {
1339 vm_stop(r);
Luiz Capitulinob1a15e72009-11-26 22:59:04 -02001340 }
aliguori43b96852009-04-24 18:03:33 +00001341 if (qemu_shutdown_requested()) {
Blue Swirl242cd002009-12-04 18:05:45 +00001342 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
aliguori43b96852009-04-24 18:03:33 +00001343 if (no_shutdown) {
1344 vm_stop(0);
1345 no_shutdown = 0;
1346 } else
1347 break;
1348 }
aliguorid6dc3d42009-04-24 18:04:07 +00001349 if (qemu_reset_requested()) {
1350 pause_all_vcpus();
aliguori43b96852009-04-24 18:03:33 +00001351 qemu_system_reset();
aliguorid6dc3d42009-04-24 18:04:07 +00001352 resume_all_vcpus();
1353 }
Blue Swirld9c32312009-08-09 08:42:19 +00001354 if (qemu_powerdown_requested()) {
Blue Swirl242cd002009-12-04 18:05:45 +00001355 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
Blue Swirld9c32312009-08-09 08:42:19 +00001356 qemu_irq_raise(qemu_system_powerdown);
1357 }
Luiz Capitulinob1a15e72009-11-26 22:59:04 -02001358 if ((r = qemu_vmstop_requested())) {
aliguori6e29f5d2009-04-24 18:04:02 +00001359 vm_stop(r);
Luiz Capitulinob1a15e72009-11-26 22:59:04 -02001360 }
aliguori43b96852009-04-24 18:03:33 +00001361 }
MORITA Kazutaka2bc93fe2010-05-28 11:44:57 +09001362 bdrv_close_all();
aliguorid6dc3d42009-04-24 18:04:07 +00001363 pause_all_vcpus();
bellardb4608c02003-06-27 17:34:32 +00001364}
1365
pbrook9bd7e6d2009-04-07 22:58:45 +00001366static void version(void)
1367{
Thomas Monjalonf75ca1a2010-04-28 14:42:01 +02001368 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
pbrook9bd7e6d2009-04-07 22:58:45 +00001369}
1370
ths15f82202007-06-29 23:26:08 +00001371static void help(int exitcode)
bellard0824d6f2003-06-24 13:42:40 +00001372{
Paolo Bonzinie8105eb2010-02-04 16:49:59 +01001373 const char *options_help =
Blue Swirlad960902010-03-29 19:23:52 +00001374#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1375 opt_help
blueswir15824d652009-03-28 06:44:27 +00001376#define DEFHEADING(text) stringify(text) "\n"
Jes Sorensen9f167322010-06-10 11:42:24 +02001377#include "qemu-options.def"
blueswir15824d652009-03-28 06:44:27 +00001378#undef DEF
1379#undef DEFHEADING
1380#undef GEN_DOCS
Paolo Bonzinie8105eb2010-02-04 16:49:59 +01001381 ;
1382 version();
1383 printf("usage: %s [options] [disk_image]\n"
malc3f020d72010-02-08 12:04:56 +03001384 "\n"
Thomas Monjalonf75ca1a2010-04-28 14:42:01 +02001385 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
Paolo Bonzinie8105eb2010-02-04 16:49:59 +01001386 "\n"
1387 "%s\n"
malc3f020d72010-02-08 12:04:56 +03001388 "During emulation, the following keys are useful:\n"
1389 "ctrl-alt-f toggle full screen\n"
1390 "ctrl-alt-n switch to virtual console 'n'\n"
1391 "ctrl-alt toggle mouse and keyboard grab\n"
1392 "\n"
Paolo Bonzinie8105eb2010-02-04 16:49:59 +01001393 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1394 "qemu",
1395 options_help);
ths15f82202007-06-29 23:26:08 +00001396 exit(exitcode);
bellard0824d6f2003-06-24 13:42:40 +00001397}
1398
bellardcd6f1162004-05-13 22:02:20 +00001399#define HAS_ARG 0x0001
1400
bellardcd6f1162004-05-13 22:02:20 +00001401typedef struct QEMUOption {
1402 const char *name;
1403 int flags;
1404 int index;
Blue Swirlad960902010-03-29 19:23:52 +00001405 uint32_t arch_mask;
bellardcd6f1162004-05-13 22:02:20 +00001406} QEMUOption;
1407
blueswir1dbed7e42008-10-01 19:38:09 +00001408static const QEMUOption qemu_options[] = {
Blue Swirlad960902010-03-29 19:23:52 +00001409 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1410#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1411 { option, opt_arg, opt_enum, arch_mask },
blueswir15824d652009-03-28 06:44:27 +00001412#define DEFHEADING(text)
Jes Sorensen9f167322010-06-10 11:42:24 +02001413#include "qemu-options.def"
blueswir15824d652009-03-28 06:44:27 +00001414#undef DEF
1415#undef DEFHEADING
1416#undef GEN_DOCS
bellardcd6f1162004-05-13 22:02:20 +00001417 { NULL },
bellardfc01f7e2003-06-30 10:03:06 +00001418};
malc3893c122008-09-28 00:42:05 +00001419static void select_vgahw (const char *p)
1420{
1421 const char *opts;
1422
Gerd Hoffmann64465292009-12-08 13:11:45 +01001423 default_vga = 0;
Zachary Amsden86176752009-07-30 00:15:02 -10001424 vga_interface_type = VGA_NONE;
malc3893c122008-09-28 00:42:05 +00001425 if (strstart(p, "std", &opts)) {
Zachary Amsden86176752009-07-30 00:15:02 -10001426 vga_interface_type = VGA_STD;
malc3893c122008-09-28 00:42:05 +00001427 } else if (strstart(p, "cirrus", &opts)) {
Zachary Amsden86176752009-07-30 00:15:02 -10001428 vga_interface_type = VGA_CIRRUS;
malc3893c122008-09-28 00:42:05 +00001429 } else if (strstart(p, "vmware", &opts)) {
Zachary Amsden86176752009-07-30 00:15:02 -10001430 vga_interface_type = VGA_VMWARE;
aliguori94909d92009-04-22 15:19:53 +00001431 } else if (strstart(p, "xenfb", &opts)) {
Zachary Amsden86176752009-07-30 00:15:02 -10001432 vga_interface_type = VGA_XENFB;
aliguori28b85ed2009-04-22 15:19:48 +00001433 } else if (!strstart(p, "none", &opts)) {
malc3893c122008-09-28 00:42:05 +00001434 invalid_vga:
1435 fprintf(stderr, "Unknown vga type: %s\n", p);
1436 exit(1);
1437 }
malccb5a7aa2008-09-28 00:42:12 +00001438 while (*opts) {
1439 const char *nextopt;
1440
1441 if (strstart(opts, ",retrace=", &nextopt)) {
1442 opts = nextopt;
1443 if (strstart(opts, "dumb", &nextopt))
1444 vga_retrace_method = VGA_RETRACE_DUMB;
1445 else if (strstart(opts, "precise", &nextopt))
1446 vga_retrace_method = VGA_RETRACE_PRECISE;
1447 else goto invalid_vga;
1448 } else goto invalid_vga;
1449 opts = nextopt;
1450 }
malc3893c122008-09-28 00:42:05 +00001451}
1452
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02001453static int balloon_parse(const char *arg)
1454{
Gerd Hoffmann382f0742009-08-14 10:34:22 +02001455 QemuOpts *opts;
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02001456
Gerd Hoffmann382f0742009-08-14 10:34:22 +02001457 if (strcmp(arg, "none") == 0) {
1458 return 0;
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02001459 }
Gerd Hoffmann382f0742009-08-14 10:34:22 +02001460
1461 if (!strncmp(arg, "virtio", 6)) {
1462 if (arg[6] == ',') {
1463 /* have params -> parse them */
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001464 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
Gerd Hoffmann382f0742009-08-14 10:34:22 +02001465 if (!opts)
1466 return -1;
1467 } else {
1468 /* create empty opts */
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001469 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
Gerd Hoffmann382f0742009-08-14 10:34:22 +02001470 }
1471 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1472 return 0;
1473 }
1474
1475 return -1;
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02001476}
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02001477
Paul Brook5cea8592009-05-30 00:52:44 +01001478char *qemu_find_file(int type, const char *name)
1479{
1480 int len;
1481 const char *subdir;
1482 char *buf;
1483
1484 /* If name contains path separators then try it as a straight path. */
1485 if ((strchr(name, '/') || strchr(name, '\\'))
1486 && access(name, R_OK) == 0) {
Jean-Christophe DUBOIS73ffc802009-09-02 23:59:06 +02001487 return qemu_strdup(name);
Paul Brook5cea8592009-05-30 00:52:44 +01001488 }
1489 switch (type) {
1490 case QEMU_FILE_TYPE_BIOS:
1491 subdir = "";
1492 break;
1493 case QEMU_FILE_TYPE_KEYMAP:
1494 subdir = "keymaps/";
1495 break;
1496 default:
1497 abort();
1498 }
1499 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1500 buf = qemu_mallocz(len);
Blue Swirl3a417592009-06-09 19:12:21 +00001501 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
Paul Brook5cea8592009-05-30 00:52:44 +01001502 if (access(buf, R_OK)) {
1503 qemu_free(buf);
1504 return NULL;
1505 }
1506 return buf;
1507}
1508
Markus Armbrusterff952ba2010-01-29 19:48:57 +01001509static int device_help_func(QemuOpts *opts, void *opaque)
1510{
1511 return qdev_device_help(opts);
1512}
1513
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02001514static int device_init_func(QemuOpts *opts, void *opaque)
1515{
1516 DeviceState *dev;
1517
1518 dev = qdev_device_add(opts);
1519 if (!dev)
1520 return -1;
1521 return 0;
1522}
1523
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01001524static int chardev_init_func(QemuOpts *opts, void *opaque)
1525{
1526 CharDriverState *chr;
1527
1528 chr = qemu_chr_open_opts(opts, NULL);
1529 if (!chr)
1530 return -1;
1531 return 0;
1532}
1533
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -07001534#ifdef CONFIG_VIRTFS
Gautham R Shenoy74db9202010-04-29 17:44:43 +05301535static int fsdev_init_func(QemuOpts *opts, void *opaque)
1536{
1537 int ret;
1538 ret = qemu_fsdev_add(opts);
1539
1540 return ret;
1541}
1542#endif
1543
Gerd Hoffmann88589342009-12-08 13:11:50 +01001544static int mon_init_func(QemuOpts *opts, void *opaque)
1545{
1546 CharDriverState *chr;
1547 const char *chardev;
1548 const char *mode;
1549 int flags;
1550
1551 mode = qemu_opt_get(opts, "mode");
1552 if (mode == NULL) {
1553 mode = "readline";
1554 }
1555 if (strcmp(mode, "readline") == 0) {
1556 flags = MONITOR_USE_READLINE;
1557 } else if (strcmp(mode, "control") == 0) {
1558 flags = MONITOR_USE_CONTROL;
1559 } else {
1560 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1561 exit(1);
1562 }
1563
1564 if (qemu_opt_get_bool(opts, "default", 0))
1565 flags |= MONITOR_IS_DEFAULT;
1566
1567 chardev = qemu_opt_get(opts, "chardev");
1568 chr = qemu_chr_find(chardev);
1569 if (chr == NULL) {
1570 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1571 exit(1);
1572 }
1573
1574 monitor_init(chr, flags);
1575 return 0;
1576}
1577
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01001578static void monitor_parse(const char *optarg, const char *mode)
Gerd Hoffmann88589342009-12-08 13:11:50 +01001579{
1580 static int monitor_device_index = 0;
1581 QemuOpts *opts;
1582 const char *p;
1583 char label[32];
1584 int def = 0;
1585
1586 if (strstart(optarg, "chardev:", &p)) {
1587 snprintf(label, sizeof(label), "%s", p);
1588 } else {
Jan Kiszka140e0652010-04-06 16:55:52 +02001589 snprintf(label, sizeof(label), "compat_monitor%d",
1590 monitor_device_index);
1591 if (monitor_device_index == 0) {
Gerd Hoffmann88589342009-12-08 13:11:50 +01001592 def = 1;
1593 }
1594 opts = qemu_chr_parse_compat(label, optarg);
1595 if (!opts) {
1596 fprintf(stderr, "parse error: %s\n", optarg);
1597 exit(1);
1598 }
1599 }
1600
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001601 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
Gerd Hoffmann88589342009-12-08 13:11:50 +01001602 if (!opts) {
1603 fprintf(stderr, "duplicate chardev: %s\n", label);
1604 exit(1);
1605 }
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01001606 qemu_opt_set(opts, "mode", mode);
Gerd Hoffmann88589342009-12-08 13:11:50 +01001607 qemu_opt_set(opts, "chardev", label);
1608 if (def)
1609 qemu_opt_set(opts, "default", "on");
1610 monitor_device_index++;
1611}
1612
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001613struct device_config {
1614 enum {
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001615 DEV_USB, /* -usbdevice */
1616 DEV_BT, /* -bt */
1617 DEV_SERIAL, /* -serial */
1618 DEV_PARALLEL, /* -parallel */
1619 DEV_VIRTCON, /* -virtioconsole */
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08001620 DEV_DEBUGCON, /* -debugcon */
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001621 } type;
1622 const char *cmdline;
Blue Swirl72cf2d42009-09-12 07:36:22 +00001623 QTAILQ_ENTRY(device_config) next;
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001624};
Blue Swirl72cf2d42009-09-12 07:36:22 +00001625QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001626
1627static void add_device_config(int type, const char *cmdline)
1628{
1629 struct device_config *conf;
1630
1631 conf = qemu_mallocz(sizeof(*conf));
1632 conf->type = type;
1633 conf->cmdline = cmdline;
Blue Swirl72cf2d42009-09-12 07:36:22 +00001634 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001635}
1636
1637static int foreach_device_config(int type, int (*func)(const char *cmdline))
1638{
1639 struct device_config *conf;
1640 int rc;
1641
Blue Swirl72cf2d42009-09-12 07:36:22 +00001642 QTAILQ_FOREACH(conf, &device_configs, next) {
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001643 if (conf->type != type)
1644 continue;
1645 rc = func(conf->cmdline);
1646 if (0 != rc)
1647 return rc;
1648 }
1649 return 0;
1650}
1651
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01001652static int serial_parse(const char *devname)
1653{
1654 static int index = 0;
1655 char label[32];
1656
1657 if (strcmp(devname, "none") == 0)
1658 return 0;
1659 if (index == MAX_SERIAL_PORTS) {
1660 fprintf(stderr, "qemu: too many serial ports\n");
1661 exit(1);
1662 }
1663 snprintf(label, sizeof(label), "serial%d", index);
1664 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1665 if (!serial_hds[index]) {
1666 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1667 devname, strerror(errno));
1668 return -1;
1669 }
1670 index++;
1671 return 0;
1672}
1673
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01001674static int parallel_parse(const char *devname)
1675{
1676 static int index = 0;
1677 char label[32];
1678
1679 if (strcmp(devname, "none") == 0)
1680 return 0;
1681 if (index == MAX_PARALLEL_PORTS) {
1682 fprintf(stderr, "qemu: too many parallel ports\n");
1683 exit(1);
1684 }
1685 snprintf(label, sizeof(label), "parallel%d", index);
1686 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1687 if (!parallel_hds[index]) {
1688 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1689 devname, strerror(errno));
1690 return -1;
1691 }
1692 index++;
1693 return 0;
1694}
1695
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001696static int virtcon_parse(const char *devname)
1697{
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001698 QemuOptsList *device = qemu_find_opts("device");
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001699 static int index = 0;
1700 char label[32];
Amit Shah392ecf52010-01-21 16:19:23 +05301701 QemuOpts *bus_opts, *dev_opts;
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001702
1703 if (strcmp(devname, "none") == 0)
1704 return 0;
1705 if (index == MAX_VIRTIO_CONSOLES) {
1706 fprintf(stderr, "qemu: too many virtio consoles\n");
1707 exit(1);
1708 }
Amit Shah392ecf52010-01-21 16:19:23 +05301709
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001710 bus_opts = qemu_opts_create(device, NULL, 0);
Amit Shah392ecf52010-01-21 16:19:23 +05301711 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1712
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001713 dev_opts = qemu_opts_create(device, NULL, 0);
Amit Shah392ecf52010-01-21 16:19:23 +05301714 qemu_opt_set(dev_opts, "driver", "virtconsole");
1715
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001716 snprintf(label, sizeof(label), "virtcon%d", index);
1717 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1718 if (!virtcon_hds[index]) {
1719 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1720 devname, strerror(errno));
1721 return -1;
1722 }
Amit Shah392ecf52010-01-21 16:19:23 +05301723 qemu_opt_set(dev_opts, "chardev", label);
1724
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01001725 index++;
1726 return 0;
1727}
1728
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08001729static int debugcon_parse(const char *devname)
1730{
1731 QemuOpts *opts;
1732
1733 if (!qemu_chr_open("debugcon", devname, NULL)) {
1734 exit(1);
1735 }
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001736 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08001737 if (!opts) {
1738 fprintf(stderr, "qemu: already have a debugcon device\n");
1739 exit(1);
1740 }
1741 qemu_opt_set(opts, "driver", "isa-debugcon");
1742 qemu_opt_set(opts, "chardev", "debugcon");
1743 return 0;
1744}
1745
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02001746void qemu_add_exit_notifier(Notifier *notify)
1747{
1748 notifier_list_add(&exit_notifiers, notify);
1749}
1750
1751void qemu_remove_exit_notifier(Notifier *notify)
1752{
1753 notifier_list_remove(&exit_notifiers, notify);
1754}
1755
1756static void qemu_run_exit_notifiers(void)
1757{
1758 notifier_list_notify(&exit_notifiers);
1759}
1760
Anthony Liguori6530a972010-01-22 09:18:06 -06001761static const QEMUOption *lookup_opt(int argc, char **argv,
1762 const char **poptarg, int *poptind)
1763{
1764 const QEMUOption *popt;
1765 int optind = *poptind;
1766 char *r = argv[optind];
1767 const char *optarg;
1768
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01001769 loc_set_cmdline(argv, optind, 1);
Anthony Liguori6530a972010-01-22 09:18:06 -06001770 optind++;
1771 /* Treat --foo the same as -foo. */
1772 if (r[1] == '-')
1773 r++;
1774 popt = qemu_options;
1775 for(;;) {
1776 if (!popt->name) {
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01001777 error_report("invalid option");
Anthony Liguori6530a972010-01-22 09:18:06 -06001778 exit(1);
1779 }
1780 if (!strcmp(popt->name, r + 1))
1781 break;
1782 popt++;
1783 }
1784 if (popt->flags & HAS_ARG) {
1785 if (optind >= argc) {
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01001786 error_report("requires an argument");
Anthony Liguori6530a972010-01-22 09:18:06 -06001787 exit(1);
1788 }
1789 optarg = argv[optind++];
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01001790 loc_set_cmdline(argv, optind - 2, 2);
Anthony Liguori6530a972010-01-22 09:18:06 -06001791 } else {
1792 optarg = NULL;
1793 }
1794
1795 *poptarg = optarg;
1796 *poptind = optind;
1797
1798 return popt;
1799}
1800
malc902b3d52008-12-10 19:18:40 +00001801int main(int argc, char **argv, char **envp)
bellard0824d6f2003-06-24 13:42:40 +00001802{
aliguori59030a82009-04-05 18:43:41 +00001803 const char *gdbstub_dev = NULL;
thse4bcb142007-12-02 04:51:10 +00001804 int i;
Eduardo Habkostda1fcfd2010-04-06 19:22:07 -03001805 int snapshot, linux_boot;
Paolo Bonzini4e3de9e2010-03-10 11:38:48 +01001806 const char *icount_option = NULL;
bellard7f7f9872003-10-30 01:11:23 +00001807 const char *initrd_filename;
bellarda20dd502003-09-30 21:07:02 +00001808 const char *kernel_filename, *kernel_cmdline;
Anthony Liguori195325a2009-10-30 12:42:29 -05001809 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
aliguori3023f332009-01-16 19:04:14 +00001810 DisplayState *ds;
aliguori7d957bd2009-01-15 22:14:11 +00001811 DisplayChangeListener *dcl;
bellard46d47672004-11-16 01:45:27 +00001812 int cyls, heads, secs, translation;
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02001813 QemuOpts *hda_opts = NULL, *opts;
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02001814 QemuOptsList *olist;
bellardcd6f1162004-05-13 22:02:20 +00001815 int optind;
Anthony Liguori6530a972010-01-22 09:18:06 -06001816 const char *optarg;
bellardd63d3072004-10-03 13:29:03 +00001817 const char *loadvm = NULL;
bellardcc1daa42005-06-05 14:49:17 +00001818 QEMUMachine *machine;
j_mayer94fc95c2007-03-05 19:44:02 +00001819 const char *cpu_model;
bellard26a5f132008-05-28 12:30:31 +00001820 int tb_size;
ths93815bc2007-03-19 15:58:31 +00001821 const char *pid_file = NULL;
aliguori5bb79102008-10-13 03:12:02 +00001822 const char *incoming = NULL;
Anthony Liguori993fbfd2009-05-21 16:54:00 -05001823 int show_vnc_port = 0;
Anthony Liguori292444c2010-01-21 10:57:58 -06001824 int defconfig = 1;
bellard0bd48852005-11-11 00:00:47 +00001825
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02001826 atexit(qemu_run_exit_notifiers);
Markus Armbruster65abca02010-02-24 14:37:14 +01001827 error_set_progname(argv[0]);
1828
Jan Kiszka68752042009-09-15 13:36:04 +02001829 init_clocks();
1830
malc902b3d52008-12-10 19:18:40 +00001831 qemu_cache_utils_init(envp);
1832
Blue Swirl72cf2d42009-09-12 07:36:22 +00001833 QLIST_INIT (&vm_change_state_head);
Jes Sorensenfe98ac12010-06-10 11:42:21 +02001834 os_setup_early_signal_handling();
bellardbe995c22006-06-25 16:25:21 +00001835
Anthony Liguorif80f9ec2009-05-20 18:38:09 -05001836 module_call_init(MODULE_INIT_MACHINE);
Anthony Liguori0c257432009-05-21 20:41:01 -05001837 machine = find_default_machine();
j_mayer94fc95c2007-03-05 19:44:02 +00001838 cpu_model = NULL;
bellardfc01f7e2003-06-30 10:03:06 +00001839 initrd_filename = NULL;
aurel324fc5d072008-04-27 21:39:40 +00001840 ram_size = 0;
bellard33e39632003-07-06 17:15:21 +00001841 snapshot = 0;
bellarda20dd502003-09-30 21:07:02 +00001842 kernel_filename = NULL;
1843 kernel_cmdline = "";
bellardc4b1fcc2004-03-14 21:44:30 +00001844 cyls = heads = secs = 0;
bellard46d47672004-11-16 01:45:27 +00001845 translation = BIOS_ATA_TRANSLATION_AUTO;
bellardc4b1fcc2004-03-14 21:44:30 +00001846
aliguori268a3622009-04-21 22:30:27 +00001847 for (i = 0; i < MAX_NODES; i++) {
1848 node_mem[i] = 0;
1849 node_cpumask[i] = 0;
1850 }
1851
aliguori268a3622009-04-21 22:30:27 +00001852 nb_numa_nodes = 0;
bellard7c9d8e02005-11-15 22:16:05 +00001853 nb_nics = 0;
ths3b46e622007-09-17 08:09:54 +00001854
bellard26a5f132008-05-28 12:30:31 +00001855 tb_size = 0;
blueswir141bd6392008-10-05 09:56:21 +00001856 autostart= 1;
1857
Gerd Hoffmann3329f072010-08-20 13:52:01 +02001858#ifdef CONFIG_VIRTFS
1859 qemu_add_opts(&qemu_fsdev_opts);
1860 qemu_add_opts(&qemu_virtfs_opts);
1861#endif
1862
Anthony Liguori292444c2010-01-21 10:57:58 -06001863 /* first pass of option parsing */
1864 optind = 1;
1865 while (optind < argc) {
1866 if (argv[optind][0] != '-') {
1867 /* disk image */
Anthony Liguori28e68d62010-01-27 10:46:00 -06001868 optind++;
Anthony Liguori292444c2010-01-21 10:57:58 -06001869 continue;
1870 } else {
1871 const QEMUOption *popt;
1872
1873 popt = lookup_opt(argc, argv, &optarg, &optind);
1874 switch (popt->index) {
1875 case QEMU_OPTION_nodefconfig:
1876 defconfig=0;
1877 break;
1878 }
1879 }
1880 }
1881
1882 if (defconfig) {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01001883 int ret;
Markus Armbrustercf5a65a2010-02-18 19:48:33 +01001884
Kevin Wolfdcfb0932010-03-05 17:25:55 +01001885 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
Kevin Wolf019e78b2010-05-17 10:36:47 +02001886 if (ret < 0 && ret != -ENOENT) {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01001887 exit(1);
Anthony Liguori292444c2010-01-21 10:57:58 -06001888 }
1889
Kevin Wolfdcfb0932010-03-05 17:25:55 +01001890 ret = qemu_read_config_file(arch_config_name);
Kevin Wolf019e78b2010-05-17 10:36:47 +02001891 if (ret < 0 && ret != -ENOENT) {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01001892 exit(1);
Anthony Liguori292444c2010-01-21 10:57:58 -06001893 }
1894 }
Blue Swirlde06f8d2010-03-29 19:23:50 +00001895 cpudef_init();
Anthony Liguori292444c2010-01-21 10:57:58 -06001896
1897 /* second pass of option parsing */
bellardcd6f1162004-05-13 22:02:20 +00001898 optind = 1;
bellard0824d6f2003-06-24 13:42:40 +00001899 for(;;) {
bellardcd6f1162004-05-13 22:02:20 +00001900 if (optind >= argc)
bellard0824d6f2003-06-24 13:42:40 +00001901 break;
Anthony Liguori6530a972010-01-22 09:18:06 -06001902 if (argv[optind][0] != '-') {
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001903 hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
bellardcd6f1162004-05-13 22:02:20 +00001904 } else {
1905 const QEMUOption *popt;
1906
Anthony Liguori6530a972010-01-22 09:18:06 -06001907 popt = lookup_opt(argc, argv, &optarg, &optind);
Blue Swirlad960902010-03-29 19:23:52 +00001908 if (!(popt->arch_mask & arch_type)) {
1909 printf("Option %s not supported for this target\n", popt->name);
1910 exit(1);
1911 }
bellardcd6f1162004-05-13 22:02:20 +00001912 switch(popt->index) {
bellardcc1daa42005-06-05 14:49:17 +00001913 case QEMU_OPTION_M:
1914 machine = find_machine(optarg);
1915 if (!machine) {
1916 QEMUMachine *m;
1917 printf("Supported machines are:\n");
1918 for(m = first_machine; m != NULL; m = m->next) {
Mark McLoughlin3f6599e2009-07-22 10:02:50 +01001919 if (m->alias)
1920 printf("%-10s %s (alias of %s)\n",
1921 m->alias, m->desc, m->name);
bellardcc1daa42005-06-05 14:49:17 +00001922 printf("%-10s %s%s\n",
ths5fafdf22007-09-16 21:08:06 +00001923 m->name, m->desc,
Anthony Liguori0c257432009-05-21 20:41:01 -05001924 m->is_default ? " (default)" : "");
bellardcc1daa42005-06-05 14:49:17 +00001925 }
ths15f82202007-06-29 23:26:08 +00001926 exit(*optarg != '?');
bellardcc1daa42005-06-05 14:49:17 +00001927 }
1928 break;
j_mayer94fc95c2007-03-05 19:44:02 +00001929 case QEMU_OPTION_cpu:
1930 /* hw initialization will check this */
ths15f82202007-06-29 23:26:08 +00001931 if (*optarg == '?') {
Blue Swirl262353c2010-05-04 19:55:35 +00001932 list_cpus(stdout, &fprintf, optarg);
ths15f82202007-06-29 23:26:08 +00001933 exit(0);
j_mayer94fc95c2007-03-05 19:44:02 +00001934 } else {
1935 cpu_model = optarg;
1936 }
1937 break;
bellardcd6f1162004-05-13 22:02:20 +00001938 case QEMU_OPTION_initrd:
bellardfc01f7e2003-06-30 10:03:06 +00001939 initrd_filename = optarg;
1940 break;
bellardcd6f1162004-05-13 22:02:20 +00001941 case QEMU_OPTION_hda:
thse4bcb142007-12-02 04:51:10 +00001942 if (cyls == 0)
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001943 hda_opts = drive_add(optarg, HD_ALIAS, 0);
thse4bcb142007-12-02 04:51:10 +00001944 else
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001945 hda_opts = drive_add(optarg, HD_ALIAS
thse4bcb142007-12-02 04:51:10 +00001946 ",cyls=%d,heads=%d,secs=%d%s",
balrog609497a2008-01-14 02:56:53 +00001947 0, cyls, heads, secs,
thse4bcb142007-12-02 04:51:10 +00001948 translation == BIOS_ATA_TRANSLATION_LBA ?
1949 ",trans=lba" :
1950 translation == BIOS_ATA_TRANSLATION_NONE ?
1951 ",trans=none" : "");
1952 break;
bellardcd6f1162004-05-13 22:02:20 +00001953 case QEMU_OPTION_hdb:
bellardcc1daa42005-06-05 14:49:17 +00001954 case QEMU_OPTION_hdc:
1955 case QEMU_OPTION_hdd:
balrog609497a2008-01-14 02:56:53 +00001956 drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
bellardfc01f7e2003-06-30 10:03:06 +00001957 break;
thse4bcb142007-12-02 04:51:10 +00001958 case QEMU_OPTION_drive:
balrog609497a2008-01-14 02:56:53 +00001959 drive_add(NULL, "%s", optarg);
thse4bcb142007-12-02 04:51:10 +00001960 break;
Gerd Hoffmannd058fe02009-07-31 12:25:36 +02001961 case QEMU_OPTION_set:
1962 if (qemu_set_option(optarg) != 0)
1963 exit(1);
1964 break;
Gerd Hoffmannd0fef6f2009-12-08 13:11:34 +01001965 case QEMU_OPTION_global:
1966 if (qemu_global_option(optarg) != 0)
1967 exit(1);
1968 break;
balrog3e3d5812007-04-30 02:09:25 +00001969 case QEMU_OPTION_mtdblock:
balrog609497a2008-01-14 02:56:53 +00001970 drive_add(optarg, MTD_ALIAS);
balrog3e3d5812007-04-30 02:09:25 +00001971 break;
pbrooka1bb27b2007-04-06 16:49:48 +00001972 case QEMU_OPTION_sd:
balrog609497a2008-01-14 02:56:53 +00001973 drive_add(optarg, SD_ALIAS);
pbrooka1bb27b2007-04-06 16:49:48 +00001974 break;
j_mayer86f55662007-04-24 06:52:59 +00001975 case QEMU_OPTION_pflash:
balrog609497a2008-01-14 02:56:53 +00001976 drive_add(optarg, PFLASH_ALIAS);
j_mayer86f55662007-04-24 06:52:59 +00001977 break;
bellardcd6f1162004-05-13 22:02:20 +00001978 case QEMU_OPTION_snapshot:
bellard33e39632003-07-06 17:15:21 +00001979 snapshot = 1;
1980 break;
bellardcd6f1162004-05-13 22:02:20 +00001981 case QEMU_OPTION_hdachs:
bellard330d0412003-07-26 18:11:40 +00001982 {
bellard330d0412003-07-26 18:11:40 +00001983 const char *p;
1984 p = optarg;
1985 cyls = strtol(p, (char **)&p, 0);
bellard46d47672004-11-16 01:45:27 +00001986 if (cyls < 1 || cyls > 16383)
1987 goto chs_fail;
bellard330d0412003-07-26 18:11:40 +00001988 if (*p != ',')
1989 goto chs_fail;
1990 p++;
1991 heads = strtol(p, (char **)&p, 0);
bellard46d47672004-11-16 01:45:27 +00001992 if (heads < 1 || heads > 16)
1993 goto chs_fail;
bellard330d0412003-07-26 18:11:40 +00001994 if (*p != ',')
1995 goto chs_fail;
1996 p++;
1997 secs = strtol(p, (char **)&p, 0);
bellard46d47672004-11-16 01:45:27 +00001998 if (secs < 1 || secs > 63)
1999 goto chs_fail;
2000 if (*p == ',') {
2001 p++;
2002 if (!strcmp(p, "none"))
2003 translation = BIOS_ATA_TRANSLATION_NONE;
2004 else if (!strcmp(p, "lba"))
2005 translation = BIOS_ATA_TRANSLATION_LBA;
2006 else if (!strcmp(p, "auto"))
2007 translation = BIOS_ATA_TRANSLATION_AUTO;
2008 else
2009 goto chs_fail;
2010 } else if (*p != '\0') {
bellardc4b1fcc2004-03-14 21:44:30 +00002011 chs_fail:
bellard46d47672004-11-16 01:45:27 +00002012 fprintf(stderr, "qemu: invalid physical CHS format\n");
2013 exit(1);
bellardc4b1fcc2004-03-14 21:44:30 +00002014 }
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02002015 if (hda_opts != NULL) {
2016 char num[16];
2017 snprintf(num, sizeof(num), "%d", cyls);
2018 qemu_opt_set(hda_opts, "cyls", num);
2019 snprintf(num, sizeof(num), "%d", heads);
2020 qemu_opt_set(hda_opts, "heads", num);
2021 snprintf(num, sizeof(num), "%d", secs);
2022 qemu_opt_set(hda_opts, "secs", num);
2023 if (translation == BIOS_ATA_TRANSLATION_LBA)
2024 qemu_opt_set(hda_opts, "trans", "lba");
2025 if (translation == BIOS_ATA_TRANSLATION_NONE)
2026 qemu_opt_set(hda_opts, "trans", "none");
2027 }
bellard330d0412003-07-26 18:11:40 +00002028 }
2029 break;
aliguori268a3622009-04-21 22:30:27 +00002030 case QEMU_OPTION_numa:
2031 if (nb_numa_nodes >= MAX_NODES) {
2032 fprintf(stderr, "qemu: too many NUMA nodes\n");
2033 exit(1);
2034 }
2035 numa_add(optarg);
2036 break;
bellardcd6f1162004-05-13 22:02:20 +00002037 case QEMU_OPTION_nographic:
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002038 display_type = DT_NOGRAPHIC;
bellarda20dd502003-09-30 21:07:02 +00002039 break;
balrog4d3b6f62008-02-10 16:33:14 +00002040#ifdef CONFIG_CURSES
2041 case QEMU_OPTION_curses:
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002042 display_type = DT_CURSES;
balrog4d3b6f62008-02-10 16:33:14 +00002043 break;
2044#endif
balroga171fe32007-04-30 01:48:07 +00002045 case QEMU_OPTION_portrait:
2046 graphic_rotate = 1;
2047 break;
bellardcd6f1162004-05-13 22:02:20 +00002048 case QEMU_OPTION_kernel:
bellarda20dd502003-09-30 21:07:02 +00002049 kernel_filename = optarg;
2050 break;
bellardcd6f1162004-05-13 22:02:20 +00002051 case QEMU_OPTION_append:
bellarda20dd502003-09-30 21:07:02 +00002052 kernel_cmdline = optarg;
bellard313aa562003-08-10 21:52:11 +00002053 break;
bellardcd6f1162004-05-13 22:02:20 +00002054 case QEMU_OPTION_cdrom:
balrog609497a2008-01-14 02:56:53 +00002055 drive_add(optarg, CDROM_ALIAS);
bellard36b486b2003-11-11 13:36:08 +00002056 break;
bellardcd6f1162004-05-13 22:02:20 +00002057 case QEMU_OPTION_boot:
j_mayer28c5af52007-11-11 01:50:45 +00002058 {
Jan Kiszkaef3adf62009-07-02 00:19:02 +02002059 static const char * const params[] = {
Jan Kiszka95387492009-07-02 00:19:02 +02002060 "order", "once", "menu", NULL
Jan Kiszkaef3adf62009-07-02 00:19:02 +02002061 };
2062 char buf[sizeof(boot_devices)];
Jan Kiszkae0f084b2009-07-02 00:19:02 +02002063 char *standard_boot_devices;
Jan Kiszkaef3adf62009-07-02 00:19:02 +02002064 int legacy = 0;
2065
2066 if (!strchr(optarg, '=')) {
2067 legacy = 1;
2068 pstrcpy(buf, sizeof(buf), optarg);
2069 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2070 fprintf(stderr,
2071 "qemu: unknown boot parameter '%s' in '%s'\n",
2072 buf, optarg);
2073 exit(1);
2074 }
2075
2076 if (legacy ||
2077 get_param_value(buf, sizeof(buf), "order", optarg)) {
Eduardo Habkost4e9e9d62010-04-06 19:22:08 -03002078 validate_bootdevices(buf);
Jan Kiszkaef3adf62009-07-02 00:19:02 +02002079 pstrcpy(boot_devices, sizeof(boot_devices), buf);
j_mayer28c5af52007-11-11 01:50:45 +00002080 }
Jan Kiszkae0f084b2009-07-02 00:19:02 +02002081 if (!legacy) {
2082 if (get_param_value(buf, sizeof(buf),
2083 "once", optarg)) {
Eduardo Habkost4e9e9d62010-04-06 19:22:08 -03002084 validate_bootdevices(buf);
Jan Kiszkae0f084b2009-07-02 00:19:02 +02002085 standard_boot_devices = qemu_strdup(boot_devices);
2086 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2087 qemu_register_reset(restore_boot_devices,
2088 standard_boot_devices);
2089 }
Jan Kiszka95387492009-07-02 00:19:02 +02002090 if (get_param_value(buf, sizeof(buf),
2091 "menu", optarg)) {
2092 if (!strcmp(buf, "on")) {
2093 boot_menu = 1;
2094 } else if (!strcmp(buf, "off")) {
2095 boot_menu = 0;
2096 } else {
2097 fprintf(stderr,
2098 "qemu: invalid option value '%s'\n",
2099 buf);
2100 exit(1);
2101 }
2102 }
Jan Kiszkae0f084b2009-07-02 00:19:02 +02002103 }
bellard36b486b2003-11-11 13:36:08 +00002104 }
2105 break;
bellardcd6f1162004-05-13 22:02:20 +00002106 case QEMU_OPTION_fda:
bellardcd6f1162004-05-13 22:02:20 +00002107 case QEMU_OPTION_fdb:
balrog609497a2008-01-14 02:56:53 +00002108 drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
bellardc45886d2004-01-05 00:02:06 +00002109 break;
bellard52ca8d62006-06-14 16:03:05 +00002110 case QEMU_OPTION_no_fd_bootchk:
2111 fd_bootchk = 0;
2112 break;
Mark McLoughlina1ea4582009-10-08 19:58:26 +01002113 case QEMU_OPTION_netdev:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002114 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
Mark McLoughlina1ea4582009-10-08 19:58:26 +01002115 exit(1);
2116 }
2117 break;
bellard7c9d8e02005-11-15 22:16:05 +00002118 case QEMU_OPTION_net:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002119 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
bellardc4b1fcc2004-03-14 21:44:30 +00002120 exit(1);
2121 }
bellard702c6512004-04-02 21:21:32 +00002122 break;
bellardc7f74642004-08-24 21:57:12 +00002123#ifdef CONFIG_SLIRP
2124 case QEMU_OPTION_tftp:
Jan Kiszkaad196a92009-06-24 14:42:28 +02002125 legacy_tftp_prefix = optarg;
bellard9bf05442004-08-25 22:12:49 +00002126 break;
ths47d5d012007-02-20 00:05:08 +00002127 case QEMU_OPTION_bootp:
Jan Kiszkaad196a92009-06-24 14:42:28 +02002128 legacy_bootp_filename = optarg;
ths47d5d012007-02-20 00:05:08 +00002129 break;
bellard9bf05442004-08-25 22:12:49 +00002130 case QEMU_OPTION_redir:
Markus Armbruster07527062009-10-06 12:16:57 +01002131 if (net_slirp_redir(optarg) < 0)
2132 exit(1);
bellard9bf05442004-08-25 22:12:49 +00002133 break;
bellardc7f74642004-08-24 21:57:12 +00002134#endif
balrogdc72ac12008-11-09 00:04:26 +00002135 case QEMU_OPTION_bt:
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002136 add_device_config(DEV_BT, optarg);
balrogdc72ac12008-11-09 00:04:26 +00002137 break;
bellard1d14ffa2005-10-30 18:58:22 +00002138 case QEMU_OPTION_audio_help:
Blue Swirlad960902010-03-29 19:23:52 +00002139 if (!(audio_available())) {
2140 printf("Option %s not supported for this target\n", popt->name);
2141 exit(1);
2142 }
bellard1d14ffa2005-10-30 18:58:22 +00002143 AUD_help ();
2144 exit (0);
2145 break;
2146 case QEMU_OPTION_soundhw:
Blue Swirlad960902010-03-29 19:23:52 +00002147 if (!(audio_available())) {
2148 printf("Option %s not supported for this target\n", popt->name);
2149 exit(1);
2150 }
bellard1d14ffa2005-10-30 18:58:22 +00002151 select_soundhw (optarg);
2152 break;
bellardcd6f1162004-05-13 22:02:20 +00002153 case QEMU_OPTION_h:
ths15f82202007-06-29 23:26:08 +00002154 help(0);
bellardcd6f1162004-05-13 22:02:20 +00002155 break;
pbrook9bd7e6d2009-04-07 22:58:45 +00002156 case QEMU_OPTION_version:
2157 version();
2158 exit(0);
2159 break;
aurel3200f82b82008-04-27 21:12:55 +00002160 case QEMU_OPTION_m: {
2161 uint64_t value;
2162 char *ptr;
2163
2164 value = strtoul(optarg, &ptr, 10);
2165 switch (*ptr) {
2166 case 0: case 'M': case 'm':
2167 value <<= 20;
2168 break;
2169 case 'G': case 'g':
2170 value <<= 30;
2171 break;
2172 default:
2173 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
bellardcd6f1162004-05-13 22:02:20 +00002174 exit(1);
2175 }
aurel3200f82b82008-04-27 21:12:55 +00002176
2177 /* On 32-bit hosts, QEMU is limited by virtual address space */
Anthony Liguori4a1418e2009-08-10 17:07:24 -05002178 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
aurel3200f82b82008-04-27 21:12:55 +00002179 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2180 exit(1);
2181 }
Anthony Liguoric227f092009-10-01 16:12:16 -05002182 if (value != (uint64_t)(ram_addr_t)value) {
aurel3200f82b82008-04-27 21:12:55 +00002183 fprintf(stderr, "qemu: ram size too large\n");
2184 exit(1);
2185 }
2186 ram_size = value;
bellardcd6f1162004-05-13 22:02:20 +00002187 break;
aurel3200f82b82008-04-27 21:12:55 +00002188 }
Marcelo Tosattic9027602010-03-01 20:25:08 -03002189 case QEMU_OPTION_mempath:
2190 mem_path = optarg;
2191 break;
2192#ifdef MAP_POPULATE
2193 case QEMU_OPTION_mem_prealloc:
2194 mem_prealloc = 1;
2195 break;
2196#endif
bellardcd6f1162004-05-13 22:02:20 +00002197 case QEMU_OPTION_d:
Blue Swirlde06f8d2010-03-29 19:23:50 +00002198 set_cpu_log(optarg);
bellardcd6f1162004-05-13 22:02:20 +00002199 break;
bellardcd6f1162004-05-13 22:02:20 +00002200 case QEMU_OPTION_s:
aliguori59030a82009-04-05 18:43:41 +00002201 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
bellardcd6f1162004-05-13 22:02:20 +00002202 break;
aliguori59030a82009-04-05 18:43:41 +00002203 case QEMU_OPTION_gdb:
2204 gdbstub_dev = optarg;
bellardcd6f1162004-05-13 22:02:20 +00002205 break;
bellardcd6f1162004-05-13 22:02:20 +00002206 case QEMU_OPTION_L:
Paul Brook5cea8592009-05-30 00:52:44 +01002207 data_dir = optarg;
bellardcd6f1162004-05-13 22:02:20 +00002208 break;
j_mayer1192dad2007-10-05 13:08:35 +00002209 case QEMU_OPTION_bios:
2210 bios_name = optarg;
2211 break;
aurel321b530a62009-04-05 20:08:59 +00002212 case QEMU_OPTION_singlestep:
2213 singlestep = 1;
2214 break;
bellardcd6f1162004-05-13 22:02:20 +00002215 case QEMU_OPTION_S:
pbrook3c07f8e2007-01-21 16:47:01 +00002216 autostart = 0;
bellardcd6f1162004-05-13 22:02:20 +00002217 break;
bellard3d11d0e2004-12-12 16:56:30 +00002218 case QEMU_OPTION_k:
2219 keyboard_layout = optarg;
2220 break;
bellardee22c2f2004-06-03 12:49:50 +00002221 case QEMU_OPTION_localtime:
2222 rtc_utc = 0;
2223 break;
malc3893c122008-09-28 00:42:05 +00002224 case QEMU_OPTION_vga:
2225 select_vgahw (optarg);
bellard1bfe8562004-07-08 21:17:50 +00002226 break;
bellarde9b137c2004-06-21 16:46:10 +00002227 case QEMU_OPTION_g:
2228 {
2229 const char *p;
2230 int w, h, depth;
2231 p = optarg;
2232 w = strtol(p, (char **)&p, 10);
2233 if (w <= 0) {
2234 graphic_error:
2235 fprintf(stderr, "qemu: invalid resolution or depth\n");
2236 exit(1);
2237 }
2238 if (*p != 'x')
2239 goto graphic_error;
2240 p++;
2241 h = strtol(p, (char **)&p, 10);
2242 if (h <= 0)
2243 goto graphic_error;
2244 if (*p == 'x') {
2245 p++;
2246 depth = strtol(p, (char **)&p, 10);
ths5fafdf22007-09-16 21:08:06 +00002247 if (depth != 8 && depth != 15 && depth != 16 &&
bellarde9b137c2004-06-21 16:46:10 +00002248 depth != 24 && depth != 32)
2249 goto graphic_error;
2250 } else if (*p == '\0') {
2251 depth = graphic_depth;
2252 } else {
2253 goto graphic_error;
2254 }
ths3b46e622007-09-17 08:09:54 +00002255
bellarde9b137c2004-06-21 16:46:10 +00002256 graphic_width = w;
2257 graphic_height = h;
2258 graphic_depth = depth;
2259 }
2260 break;
ths20d8a3e2007-02-18 17:04:49 +00002261 case QEMU_OPTION_echr:
2262 {
2263 char *r;
2264 term_escape_char = strtol(optarg, &r, 0);
2265 if (r == optarg)
2266 printf("Bad argument to echr\n");
2267 break;
2268 }
bellard82c643f2004-07-14 17:28:13 +00002269 case QEMU_OPTION_monitor:
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01002270 monitor_parse(optarg, "readline");
2271 default_monitor = 0;
2272 break;
2273 case QEMU_OPTION_qmp:
2274 monitor_parse(optarg, "control");
Anthony Liguori2d114dc2010-03-21 14:14:38 -05002275 default_monitor = 0;
bellard82c643f2004-07-14 17:28:13 +00002276 break;
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01002277 case QEMU_OPTION_mon:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002278 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01002279 if (!opts) {
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01002280 exit(1);
2281 }
Anthony Liguori2d114dc2010-03-21 14:14:38 -05002282 default_monitor = 0;
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01002283 break;
Gerd Hoffmann191bc012009-09-10 10:58:35 +02002284 case QEMU_OPTION_chardev:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002285 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
Gerd Hoffmann191bc012009-09-10 10:58:35 +02002286 if (!opts) {
Gerd Hoffmann191bc012009-09-10 10:58:35 +02002287 exit(1);
2288 }
Gerd Hoffmann191bc012009-09-10 10:58:35 +02002289 break;
Gautham R Shenoy74db9202010-04-29 17:44:43 +05302290 case QEMU_OPTION_fsdev:
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02002291 olist = qemu_find_opts("fsdev");
2292 if (!olist) {
2293 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2294 exit(1);
2295 }
2296 opts = qemu_opts_parse(olist, optarg, 1);
Gautham R Shenoy74db9202010-04-29 17:44:43 +05302297 if (!opts) {
2298 fprintf(stderr, "parse error: %s\n", optarg);
2299 exit(1);
2300 }
2301 break;
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302302 case QEMU_OPTION_virtfs: {
2303 char *arg_fsdev = NULL;
2304 char *arg_9p = NULL;
2305 int len = 0;
2306
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02002307 olist = qemu_find_opts("virtfs");
2308 if (!olist) {
2309 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2310 exit(1);
2311 }
2312 opts = qemu_opts_parse(olist, optarg, 1);
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302313 if (!opts) {
2314 fprintf(stderr, "parse error: %s\n", optarg);
2315 exit(1);
2316 }
2317
Venkateswararao Jujjuri (JV)9ce56db2010-06-14 13:34:40 -07002318 if (qemu_opt_get(opts, "fstype") == NULL ||
2319 qemu_opt_get(opts, "mount_tag") == NULL ||
2320 qemu_opt_get(opts, "path") == NULL ||
2321 qemu_opt_get(opts, "security_model") == NULL) {
2322 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2323 "security_model=[mapped|passthrough],"
2324 "mnt_tag=tag.\n");
2325 exit(1);
2326 }
2327
2328 len = strlen(",id=,path=,security_model=");
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302329 len += strlen(qemu_opt_get(opts, "fstype"));
2330 len += strlen(qemu_opt_get(opts, "mount_tag"));
2331 len += strlen(qemu_opt_get(opts, "path"));
Venkateswararao Jujjuri (JV)9ce56db2010-06-14 13:34:40 -07002332 len += strlen(qemu_opt_get(opts, "security_model"));
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302333 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2334
Venkateswararao Jujjuri (JV)9ce56db2010-06-14 13:34:40 -07002335 sprintf(arg_fsdev, "%s,id=%s,path=%s,security_model=%s",
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302336 qemu_opt_get(opts, "fstype"),
2337 qemu_opt_get(opts, "mount_tag"),
Venkateswararao Jujjuri (JV)9ce56db2010-06-14 13:34:40 -07002338 qemu_opt_get(opts, "path"),
2339 qemu_opt_get(opts, "security_model"));
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302340
2341 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2342 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2343 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2344
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302345 sprintf(arg_9p, "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2346 qemu_opt_get(opts, "mount_tag"),
2347 qemu_opt_get(opts, "mount_tag"));
2348
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002349 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302350 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2351 exit(1);
2352 }
2353
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002354 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05302355 fprintf(stderr, "parse error [device]: %s\n", optarg);
2356 exit(1);
2357 }
2358
2359 qemu_free(arg_fsdev);
2360 qemu_free(arg_9p);
2361 break;
2362 }
bellard82c643f2004-07-14 17:28:13 +00002363 case QEMU_OPTION_serial:
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002364 add_device_config(DEV_SERIAL, optarg);
2365 default_serial = 0;
Jan Kiszka18141ed2010-03-07 11:28:40 +01002366 if (strncmp(optarg, "mon:", 4) == 0) {
2367 default_monitor = 0;
2368 }
bellard82c643f2004-07-14 17:28:13 +00002369 break;
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01002370 case QEMU_OPTION_watchdog:
Markus Armbruster09aaa162009-08-21 10:31:34 +02002371 if (watchdog) {
2372 fprintf(stderr,
2373 "qemu: only one watchdog option may be given\n");
2374 return 1;
2375 }
2376 watchdog = optarg;
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01002377 break;
2378 case QEMU_OPTION_watchdog_action:
2379 if (select_watchdog_action(optarg) == -1) {
2380 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2381 exit(1);
2382 }
2383 break;
aliguori51ecf132009-01-15 20:06:40 +00002384 case QEMU_OPTION_virtiocon:
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01002385 add_device_config(DEV_VIRTCON, optarg);
2386 default_virtcon = 0;
Jan Kiszka18141ed2010-03-07 11:28:40 +01002387 if (strncmp(optarg, "mon:", 4) == 0) {
2388 default_monitor = 0;
2389 }
aliguori51ecf132009-01-15 20:06:40 +00002390 break;
bellard6508fe52005-01-15 12:02:56 +00002391 case QEMU_OPTION_parallel:
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002392 add_device_config(DEV_PARALLEL, optarg);
2393 default_parallel = 0;
Jan Kiszka18141ed2010-03-07 11:28:40 +01002394 if (strncmp(optarg, "mon:", 4) == 0) {
2395 default_monitor = 0;
2396 }
bellard6508fe52005-01-15 12:02:56 +00002397 break;
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002398 case QEMU_OPTION_debugcon:
2399 add_device_config(DEV_DEBUGCON, optarg);
2400 break;
bellardd63d3072004-10-03 13:29:03 +00002401 case QEMU_OPTION_loadvm:
2402 loadvm = optarg;
2403 break;
2404 case QEMU_OPTION_full_screen:
2405 full_screen = 1;
2406 break;
ths667acca2006-12-11 02:08:05 +00002407#ifdef CONFIG_SDL
ths43523e92007-02-18 18:19:32 +00002408 case QEMU_OPTION_no_frame:
2409 no_frame = 1;
2410 break;
ths3780e192007-06-21 21:08:02 +00002411 case QEMU_OPTION_alt_grab:
2412 alt_grab = 1;
2413 break;
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -05002414 case QEMU_OPTION_ctrl_grab:
2415 ctrl_grab = 1;
2416 break;
ths667acca2006-12-11 02:08:05 +00002417 case QEMU_OPTION_no_quit:
2418 no_quit = 1;
2419 break;
aliguori7d957bd2009-01-15 22:14:11 +00002420 case QEMU_OPTION_sdl:
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002421 display_type = DT_SDL;
aliguori7d957bd2009-01-15 22:14:11 +00002422 break;
ths667acca2006-12-11 02:08:05 +00002423#endif
bellardf7cce892004-12-08 22:21:25 +00002424 case QEMU_OPTION_pidfile:
ths93815bc2007-03-19 15:58:31 +00002425 pid_file = optarg;
bellardf7cce892004-12-08 22:21:25 +00002426 break;
bellarda09db212005-04-30 16:10:35 +00002427 case QEMU_OPTION_win2k_hack:
2428 win2k_install_hack = 1;
2429 break;
aliguori73822ec2009-01-15 20:11:34 +00002430 case QEMU_OPTION_rtc_td_hack:
2431 rtc_td_hack = 1;
2432 break;
aliguori8a92ea22009-02-27 20:12:36 +00002433 case QEMU_OPTION_acpitable:
Blue Swirlde06f8d2010-03-29 19:23:50 +00002434 do_acpitable_option(optarg);
aliguori8a92ea22009-02-27 20:12:36 +00002435 break;
aliguorib6f6e3d2009-04-17 18:59:56 +00002436 case QEMU_OPTION_smbios:
Blue Swirlde06f8d2010-03-29 19:23:50 +00002437 do_smbios_option(optarg);
aliguorib6f6e3d2009-04-17 18:59:56 +00002438 break;
aliguori7ba1e612008-11-05 16:04:33 +00002439 case QEMU_OPTION_enable_kvm:
2440 kvm_allowed = 1;
aliguori7ba1e612008-11-05 16:04:33 +00002441 break;
bellardbb36d472005-11-05 14:22:28 +00002442 case QEMU_OPTION_usb:
2443 usb_enabled = 1;
2444 break;
bellarda594cfb2005-11-06 16:13:29 +00002445 case QEMU_OPTION_usbdevice:
2446 usb_enabled = 1;
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002447 add_device_config(DEV_USB, optarg);
2448 break;
2449 case QEMU_OPTION_device:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002450 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02002451 exit(1);
2452 }
bellarda594cfb2005-11-06 16:13:29 +00002453 break;
bellard6a00d602005-11-21 23:25:50 +00002454 case QEMU_OPTION_smp:
Andre Przywaradc6b1c02009-08-19 15:42:40 +02002455 smp_parse(optarg);
aliguorib2097002008-10-07 20:39:39 +00002456 if (smp_cpus < 1) {
bellard6a00d602005-11-21 23:25:50 +00002457 fprintf(stderr, "Invalid number of CPUs\n");
2458 exit(1);
2459 }
Jes Sorensen6be68d72009-07-23 17:03:42 +02002460 if (max_cpus < smp_cpus) {
2461 fprintf(stderr, "maxcpus must be equal to or greater than "
2462 "smp\n");
2463 exit(1);
2464 }
2465 if (max_cpus > 255) {
2466 fprintf(stderr, "Unsupported number of maxcpus\n");
2467 exit(1);
2468 }
bellard6a00d602005-11-21 23:25:50 +00002469 break;
bellard24236862006-04-30 21:28:36 +00002470 case QEMU_OPTION_vnc:
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002471 display_type = DT_VNC;
ths73fc9742006-12-22 02:09:07 +00002472 vnc_display = optarg;
bellard24236862006-04-30 21:28:36 +00002473 break;
bellard6515b202006-05-03 22:02:44 +00002474 case QEMU_OPTION_no_acpi:
2475 acpi_enabled = 0;
2476 break;
aliguori16b29ae2008-12-17 23:28:44 +00002477 case QEMU_OPTION_no_hpet:
2478 no_hpet = 1;
2479 break;
Markus Armbruster7d4c3d52009-06-26 19:15:14 +02002480 case QEMU_OPTION_balloon:
2481 if (balloon_parse(optarg) < 0) {
2482 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2483 exit(1);
2484 }
Eduardo Habkostdf97b922009-06-10 16:34:08 -03002485 break;
bellardd1beab82006-10-02 19:44:22 +00002486 case QEMU_OPTION_no_reboot:
2487 no_reboot = 1;
2488 break;
aurel32b2f76162008-04-11 21:35:52 +00002489 case QEMU_OPTION_no_shutdown:
2490 no_shutdown = 1;
2491 break;
balrog9467cd42007-05-01 01:34:14 +00002492 case QEMU_OPTION_show_cursor:
2493 cursor_hide = 0;
2494 break;
blueswir18fcb1b92008-09-18 18:29:08 +00002495 case QEMU_OPTION_uuid:
2496 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2497 fprintf(stderr, "Fail to parse UUID string."
2498 " Wrong format.\n");
2499 exit(1);
2500 }
2501 break;
ths9ae02552007-01-05 17:39:04 +00002502 case QEMU_OPTION_option_rom:
2503 if (nb_option_roms >= MAX_OPTION_ROMS) {
2504 fprintf(stderr, "Too many option ROMs\n");
2505 exit(1);
2506 }
2507 option_rom[nb_option_roms] = optarg;
2508 nb_option_roms++;
2509 break;
pbrook8e716212007-01-20 17:12:09 +00002510 case QEMU_OPTION_semihosting:
2511 semihosting_enabled = 1;
2512 break;
thsc35734b2007-03-19 15:17:08 +00002513 case QEMU_OPTION_name:
Andi Kleen18894652009-07-02 09:34:17 +02002514 qemu_name = qemu_strdup(optarg);
2515 {
2516 char *p = strchr(qemu_name, ',');
2517 if (p != NULL) {
2518 *p++ = 0;
2519 if (strncmp(p, "process=", 8)) {
2520 fprintf(stderr, "Unknown subargument %s to -name", p);
2521 exit(1);
2522 }
2523 p += 8;
Jes Sorensence798cf2010-06-10 11:42:31 +02002524 os_set_proc_name(p);
Andi Kleen18894652009-07-02 09:34:17 +02002525 }
2526 }
thsc35734b2007-03-19 15:17:08 +00002527 break;
blueswir166508602007-05-01 14:16:52 +00002528 case QEMU_OPTION_prom_env:
2529 if (nb_prom_envs >= MAX_PROM_ENVS) {
2530 fprintf(stderr, "Too many prom variables\n");
2531 exit(1);
2532 }
2533 prom_envs[nb_prom_envs] = optarg;
2534 nb_prom_envs++;
2535 break;
balrog2b8f2d42007-07-27 22:08:46 +00002536 case QEMU_OPTION_old_param:
2537 old_param = 1;
ths05ebd532008-01-08 19:32:16 +00002538 break;
thsf3dcfad2007-08-24 01:26:02 +00002539 case QEMU_OPTION_clock:
2540 configure_alarms(optarg);
2541 break;
bellard7e0af5d02007-11-07 16:24:33 +00002542 case QEMU_OPTION_startdate:
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02002543 configure_rtc_date_offset(optarg, 1);
2544 break;
2545 case QEMU_OPTION_rtc:
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002546 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02002547 if (!opts) {
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02002548 exit(1);
bellard7e0af5d02007-11-07 16:24:33 +00002549 }
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02002550 configure_rtc(opts);
bellard7e0af5d02007-11-07 16:24:33 +00002551 break;
bellard26a5f132008-05-28 12:30:31 +00002552 case QEMU_OPTION_tb_size:
2553 tb_size = strtol(optarg, NULL, 0);
2554 if (tb_size < 0)
2555 tb_size = 0;
2556 break;
pbrook2e70f6e2008-06-29 01:03:05 +00002557 case QEMU_OPTION_icount:
Paolo Bonzini4e3de9e2010-03-10 11:38:48 +01002558 icount_option = optarg;
pbrook2e70f6e2008-06-29 01:03:05 +00002559 break;
aliguori5bb79102008-10-13 03:12:02 +00002560 case QEMU_OPTION_incoming:
2561 incoming = optarg;
Amit Shah8e848652010-07-27 15:49:19 +05302562 incoming_expected = true;
aliguori5bb79102008-10-13 03:12:02 +00002563 break;
Gerd Hoffmannd8c208d2009-12-08 13:11:46 +01002564 case QEMU_OPTION_nodefaults:
2565 default_serial = 0;
2566 default_parallel = 0;
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01002567 default_virtcon = 0;
Gerd Hoffmannd8c208d2009-12-08 13:11:46 +01002568 default_monitor = 0;
2569 default_vga = 0;
Gerd Hoffmanncb4522c2009-12-08 13:11:47 +01002570 default_net = 0;
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002571 default_floppy = 0;
2572 default_cdrom = 0;
2573 default_sdcard = 0;
Gerd Hoffmannd8c208d2009-12-08 13:11:46 +01002574 break;
aliguorie37630c2009-04-22 15:19:10 +00002575 case QEMU_OPTION_xen_domid:
Blue Swirlad960902010-03-29 19:23:52 +00002576 if (!(xen_available())) {
2577 printf("Option %s not supported for this target\n", popt->name);
2578 exit(1);
2579 }
aliguorie37630c2009-04-22 15:19:10 +00002580 xen_domid = atoi(optarg);
2581 break;
2582 case QEMU_OPTION_xen_create:
Blue Swirlad960902010-03-29 19:23:52 +00002583 if (!(xen_available())) {
2584 printf("Option %s not supported for this target\n", popt->name);
2585 exit(1);
2586 }
aliguorie37630c2009-04-22 15:19:10 +00002587 xen_mode = XEN_CREATE;
2588 break;
2589 case QEMU_OPTION_xen_attach:
Blue Swirlad960902010-03-29 19:23:52 +00002590 if (!(xen_available())) {
2591 printf("Option %s not supported for this target\n", popt->name);
2592 exit(1);
2593 }
aliguorie37630c2009-04-22 15:19:10 +00002594 xen_mode = XEN_ATTACH;
2595 break;
Gerd Hoffmann715a6642009-10-14 10:39:28 +02002596 case QEMU_OPTION_readconfig:
2597 {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01002598 int ret = qemu_read_config_file(optarg);
2599 if (ret < 0) {
2600 fprintf(stderr, "read config %s: %s\n", optarg,
2601 strerror(-ret));
Gerd Hoffmann715a6642009-10-14 10:39:28 +02002602 exit(1);
2603 }
Gerd Hoffmann715a6642009-10-14 10:39:28 +02002604 break;
2605 }
2606 case QEMU_OPTION_writeconfig:
2607 {
2608 FILE *fp;
2609 if (strcmp(optarg, "-") == 0) {
2610 fp = stdout;
2611 } else {
2612 fp = fopen(optarg, "w");
2613 if (fp == NULL) {
2614 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2615 exit(1);
2616 }
2617 }
2618 qemu_config_write(fp);
2619 fclose(fp);
2620 break;
2621 }
Jes Sorensen59a52642010-06-10 11:42:25 +02002622 default:
2623 os_parse_cmd_args(popt->index, optarg);
bellardcd6f1162004-05-13 22:02:20 +00002624 }
bellard0824d6f2003-06-24 13:42:40 +00002625 }
2626 }
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01002627 loc_set_none();
bellard330d0412003-07-26 18:11:40 +00002628
Paul Brook5cea8592009-05-30 00:52:44 +01002629 /* If no data_dir is specified then try to find it relative to the
2630 executable path. */
2631 if (!data_dir) {
Jes Sorensen61705402010-06-10 11:42:23 +02002632 data_dir = os_find_datadir(argv[0]);
Paul Brook5cea8592009-05-30 00:52:44 +01002633 }
2634 /* If all else fails use the install patch specified when building. */
2635 if (!data_dir) {
Paolo Bonzini1dabe052010-05-26 16:08:25 +02002636 data_dir = CONFIG_QEMU_DATADIR;
Paul Brook5cea8592009-05-30 00:52:44 +01002637 }
2638
Jes Sorensen6be68d72009-07-23 17:03:42 +02002639 /*
2640 * Default to max_cpus = smp_cpus, in case the user doesn't
2641 * specify a max_cpus value.
2642 */
2643 if (!max_cpus)
2644 max_cpus = smp_cpus;
2645
balrog3d878ca2008-10-28 10:59:59 +00002646 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
aliguorib2097002008-10-07 20:39:39 +00002647 if (smp_cpus > machine->max_cpus) {
2648 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2649 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2650 machine->max_cpus);
2651 exit(1);
2652 }
2653
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002654 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2655 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002656
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01002657 if (machine->no_serial) {
2658 default_serial = 0;
2659 }
2660 if (machine->no_parallel) {
2661 default_parallel = 0;
2662 }
2663 if (!machine->use_virtcon) {
2664 default_virtcon = 0;
2665 }
2666 if (machine->no_vga) {
2667 default_vga = 0;
2668 }
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002669 if (machine->no_floppy) {
2670 default_floppy = 0;
2671 }
2672 if (machine->no_cdrom) {
2673 default_cdrom = 0;
2674 }
2675 if (machine->no_sdcard) {
2676 default_sdcard = 0;
2677 }
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01002678
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002679 if (display_type == DT_NOGRAPHIC) {
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002680 if (default_parallel)
2681 add_device_config(DEV_PARALLEL, "null");
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01002682 if (default_serial && default_monitor) {
2683 add_device_config(DEV_SERIAL, "mon:stdio");
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01002684 } else if (default_virtcon && default_monitor) {
2685 add_device_config(DEV_VIRTCON, "mon:stdio");
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01002686 } else {
2687 if (default_serial)
2688 add_device_config(DEV_SERIAL, "stdio");
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01002689 if (default_virtcon)
2690 add_device_config(DEV_VIRTCON, "stdio");
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01002691 if (default_monitor)
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01002692 monitor_parse("stdio", "readline");
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01002693 }
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002694 } else {
2695 if (default_serial)
2696 add_device_config(DEV_SERIAL, "vc:80Cx24C");
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002697 if (default_parallel)
2698 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
Gerd Hoffmannabdeed02009-12-08 13:11:43 +01002699 if (default_monitor)
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01002700 monitor_parse("vc:80Cx24C", "readline");
Alexander Graf38536da2009-12-17 13:06:08 +01002701 if (default_virtcon)
2702 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
aliguoribc0129d2008-08-01 15:12:34 +00002703 }
Gerd Hoffmann64465292009-12-08 13:11:45 +01002704 if (default_vga)
2705 vga_interface_type = VGA_CIRRUS;
aliguoribc0129d2008-08-01 15:12:34 +00002706
TeLeMana5829fd2010-04-15 12:37:55 +08002707 socket_init();
2708
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002709 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01002710 exit(1);
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -07002711#ifdef CONFIG_VIRTFS
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002712 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
Gautham R Shenoy74db9202010-04-29 17:44:43 +05302713 exit(1);
2714 }
2715#endif
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01002716
Jes Sorenseneb505be2010-06-10 11:42:28 +02002717 os_daemonize();
ths71e3ceb2006-12-22 02:11:31 +00002718
thsaa26bb22007-03-25 21:33:06 +00002719 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
Jes Sorenseneb505be2010-06-10 11:42:28 +02002720 os_pidfile_error();
ths93815bc2007-03-19 15:58:31 +00002721 exit(1);
2722 }
2723
Paolo Bonzini98c85732010-04-19 18:59:30 +00002724 if (kvm_allowed) {
2725 int ret = kvm_init(smp_cpus);
Marcelo Tosatti214910a2009-09-18 02:41:23 -03002726 if (ret < 0) {
Paolo Bonzini98c85732010-04-19 18:59:30 +00002727 if (!kvm_available()) {
2728 printf("KVM not supported for this target\n");
2729 } else {
2730 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2731 }
Marcelo Tosatti214910a2009-09-18 02:41:23 -03002732 exit(1);
2733 }
2734 }
2735
aliguori3fcf7b62009-04-24 18:03:25 +00002736 if (qemu_init_main_loop()) {
2737 fprintf(stderr, "qemu_init_main_loop failed\n");
2738 exit(1);
2739 }
bellarda20dd502003-09-30 21:07:02 +00002740 linux_boot = (kernel_filename != NULL);
balrog6c41b272007-11-17 12:12:29 +00002741
thsf8d39c02008-07-03 10:01:15 +00002742 if (!linux_boot && *kernel_cmdline != '\0') {
2743 fprintf(stderr, "-append only allowed with -kernel option\n");
2744 exit(1);
2745 }
2746
2747 if (!linux_boot && initrd_filename != NULL) {
2748 fprintf(stderr, "-initrd only allowed with -kernel option\n");
2749 exit(1);
2750 }
2751
Jes Sorensen9156d762010-06-10 11:42:30 +02002752 os_set_line_buffering();
ths3b46e622007-09-17 08:09:54 +00002753
aliguori7183b4b2008-11-05 20:40:18 +00002754 if (init_timer_alarm() < 0) {
2755 fprintf(stderr, "could not initialize alarm timer\n");
2756 exit(1);
2757 }
Paolo Bonzini4e3de9e2010-03-10 11:38:48 +01002758 configure_icount(icount_option);
pbrook634fce92006-07-15 17:40:09 +00002759
Mark McLoughlindc1c9fe2009-10-06 12:17:16 +01002760 if (net_init_clients() < 0) {
2761 exit(1);
bellard702c6512004-04-02 21:21:32 +00002762 }
bellardf1510b22003-06-25 00:07:40 +00002763
balrogdc72ac12008-11-09 00:04:26 +00002764 /* init the bluetooth world */
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002765 if (foreach_device_config(DEV_BT, bt_parse))
2766 exit(1);
balrogdc72ac12008-11-09 00:04:26 +00002767
bellard0824d6f2003-06-24 13:42:40 +00002768 /* init the memory */
pbrook94a6b542009-04-11 17:15:54 +00002769 if (ram_size == 0)
2770 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
balrog7fb4fdc2008-04-24 17:59:27 +00002771
bellard26a5f132008-05-28 12:30:31 +00002772 /* init the dynamic translator */
2773 cpu_exec_init_all(tb_size * 1024 * 1024);
2774
Markus Armbrustereb852012009-10-27 18:41:44 +01002775 bdrv_init_with_whitelist();
thse4bcb142007-12-02 04:51:10 +00002776
lirans@il.ibm.comc163b5c2009-11-02 15:40:58 +02002777 blk_mig_init();
2778
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002779 if (default_cdrom) {
Gerd Hoffmannaa40fc92009-12-08 13:11:48 +01002780 /* we always create the cdrom drive, even if no disk is there */
2781 drive_add(NULL, CDROM_ALIAS);
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002782 }
thse4bcb142007-12-02 04:51:10 +00002783
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002784 if (default_floppy) {
Gerd Hoffmannaa40fc92009-12-08 13:11:48 +01002785 /* we always create at least one floppy */
2786 drive_add(NULL, FD_ALIAS, 0);
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002787 }
bellardc4b1fcc2004-03-14 21:44:30 +00002788
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01002789 if (default_sdcard) {
Gerd Hoffmannaa40fc92009-12-08 13:11:48 +01002790 /* we always create one sd slot, even if no card is in it */
2791 drive_add(NULL, SD_ALIAS);
2792 }
balrog9d413d12007-12-04 00:10:34 +00002793
ths96d30e42007-01-07 20:42:14 +00002794 /* open the virtual block devices */
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02002795 if (snapshot)
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002796 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2797 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02002798 exit(1);
balrog3e3d5812007-04-30 02:09:25 +00002799
Alex Williamson97ab12d2010-06-25 11:09:50 -06002800 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
lirans@il.ibm.comc163b5c2009-11-02 15:40:58 +02002801 ram_load, NULL);
bellard8a7ddc32004-03-31 19:00:16 +00002802
aliguori268a3622009-04-21 22:30:27 +00002803 if (nb_numa_nodes > 0) {
2804 int i;
2805
2806 if (nb_numa_nodes > smp_cpus) {
2807 nb_numa_nodes = smp_cpus;
2808 }
2809
2810 /* If no memory size if given for any node, assume the default case
2811 * and distribute the available memory equally across all nodes
2812 */
2813 for (i = 0; i < nb_numa_nodes; i++) {
2814 if (node_mem[i] != 0)
2815 break;
2816 }
2817 if (i == nb_numa_nodes) {
2818 uint64_t usedmem = 0;
2819
2820 /* On Linux, the each node's border has to be 8MB aligned,
2821 * the final node gets the rest.
2822 */
2823 for (i = 0; i < nb_numa_nodes - 1; i++) {
2824 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2825 usedmem += node_mem[i];
2826 }
2827 node_mem[i] = ram_size - usedmem;
2828 }
2829
2830 for (i = 0; i < nb_numa_nodes; i++) {
2831 if (node_cpumask[i] != 0)
2832 break;
2833 }
2834 /* assigning the VCPUs round-robin is easier to implement, guest OSes
2835 * must cope with this anyway, because there are BIOSes out there in
2836 * real machines which also use this scheme.
2837 */
2838 if (i == nb_numa_nodes) {
2839 for (i = 0; i < smp_cpus; i++) {
2840 node_cpumask[i % nb_numa_nodes] |= 1 << i;
2841 }
2842 }
2843 }
2844
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002845 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
Jan Kiszka157b9312010-04-06 16:55:53 +02002846 exit(1);
2847 }
2848
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002849 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2850 exit(1);
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002851 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2852 exit(1);
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01002853 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2854 exit(1);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002855 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2856 exit(1);
aliguori2796dae2009-01-16 20:23:27 +00002857
Paul Brookaae94602009-05-14 22:35:06 +01002858 module_call_init(MODULE_INIT_DEVICE);
2859
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002860 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
Markus Armbrusterff952ba2010-01-29 19:48:57 +01002861 exit(0);
2862
Markus Armbruster09aaa162009-08-21 10:31:34 +02002863 if (watchdog) {
2864 i = select_watchdog(watchdog);
2865 if (i > 0)
2866 exit (i == 1 ? 1 : 0);
2867 }
2868
Gerd Hoffmannb6b61142009-07-15 13:48:21 +02002869 if (machine->compat_props) {
Gerd Hoffmann458fb672009-12-08 13:11:33 +01002870 qdev_prop_register_global_list(machine->compat_props);
Gerd Hoffmannb6b61142009-07-15 13:48:21 +02002871 }
Gerd Hoffmannd0fef6f2009-12-08 13:11:34 +01002872 qemu_add_globals();
2873
Paul Brookfbe1b592009-05-13 17:56:25 +01002874 machine->init(ram_size, boot_devices,
aliguori3023f332009-01-16 19:04:14 +00002875 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
2876
Jan Kiszkaea375f92010-03-01 19:10:30 +01002877 cpu_synchronize_all_post_init();
aliguori268a3622009-04-21 22:30:27 +00002878
Juan Quintela67b3b712009-08-28 19:25:15 +02002879 /* must be after terminal init, SDL library changes signal handlers */
Jes Sorensen8d963e62010-06-10 11:42:22 +02002880 os_setup_signal_handling();
Juan Quintela67b3b712009-08-28 19:25:15 +02002881
Blue Swirl87d0a282010-03-27 18:24:45 +00002882 set_numa_modes();
aliguori268a3622009-04-21 22:30:27 +00002883
aliguori6f338c32009-02-11 15:21:54 +00002884 current_machine = machine;
2885
aliguori3023f332009-01-16 19:04:14 +00002886 /* init USB devices */
2887 if (usb_enabled) {
Markus Armbruster07527062009-10-06 12:16:57 +01002888 if (foreach_device_config(DEV_USB, usb_parse) < 0)
2889 exit(1);
aliguori3023f332009-01-16 19:04:14 +00002890 }
2891
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002892 /* init generic devices */
Gerd Hoffmann3329f072010-08-20 13:52:01 +02002893 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002894 exit(1);
2895
Markus Armbruster668680f2010-02-11 14:44:58 +01002896 net_check_clients();
2897
aliguori3023f332009-01-16 19:04:14 +00002898 /* just use the first displaystate for the moment */
Paolo Bonzinib473df62010-02-11 00:29:55 +01002899 ds = get_displaystate();
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002900
2901 if (display_type == DT_DEFAULT) {
Anthony Liguorif92f8af2009-05-20 13:01:02 -05002902#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002903 display_type = DT_SDL;
2904#else
2905 display_type = DT_VNC;
2906 vnc_display = "localhost:0,to=99";
2907 show_vnc_port = 1;
2908#endif
2909 }
2910
2911
2912 switch (display_type) {
2913 case DT_NOGRAPHIC:
2914 break;
2915#if defined(CONFIG_CURSES)
2916 case DT_CURSES:
2917 curses_display_init(ds, full_screen);
2918 break;
2919#endif
bellard5b0753e2005-03-01 21:37:28 +00002920#if defined(CONFIG_SDL)
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002921 case DT_SDL:
2922 sdl_display_init(ds, full_screen, no_frame);
2923 break;
bellard5b0753e2005-03-01 21:37:28 +00002924#elif defined(CONFIG_COCOA)
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002925 case DT_SDL:
2926 cocoa_display_init(ds, full_screen);
2927 break;
bellard313aa562003-08-10 21:52:11 +00002928#endif
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002929 case DT_VNC:
2930 vnc_display_init(ds);
2931 if (vnc_display_open(ds, vnc_display) < 0)
2932 exit(1);
Anthony Liguorif92f8af2009-05-20 13:01:02 -05002933
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002934 if (show_vnc_port) {
2935 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
Anthony Liguorif92f8af2009-05-20 13:01:02 -05002936 }
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002937 break;
2938 default:
2939 break;
bellard313aa562003-08-10 21:52:11 +00002940 }
aliguori7d957bd2009-01-15 22:14:11 +00002941 dpy_resize(ds);
aliguori5b08fc12008-08-21 20:08:03 +00002942
aliguori3023f332009-01-16 19:04:14 +00002943 dcl = ds->listeners;
2944 while (dcl != NULL) {
2945 if (dcl->dpy_refresh != NULL) {
2946 ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
2947 qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
Isaku Yamahata0f2ad632010-05-27 14:38:47 +09002948 break;
ths20d8a3e2007-02-18 17:04:49 +00002949 }
aliguori3023f332009-01-16 19:04:14 +00002950 dcl = dcl->next;
bellard82c643f2004-07-14 17:28:13 +00002951 }
aliguori3023f332009-01-16 19:04:14 +00002952
Anthony Liguori993fbfd2009-05-21 16:54:00 -05002953 if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
blueswir19043b622009-01-21 19:28:13 +00002954 nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
2955 qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
2956 }
2957
Paolo Bonzinib473df62010-02-11 00:29:55 +01002958 text_consoles_set_display(ds);
aliguori2796dae2009-01-16 20:23:27 +00002959
aliguori59030a82009-04-05 18:43:41 +00002960 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
2961 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
2962 gdbstub_dev);
2963 exit(1);
balrog45669e02007-07-02 13:20:17 +00002964 }
balrog45669e02007-07-02 13:20:17 +00002965
Gerd Hoffmann3418bd22009-09-25 21:42:41 +02002966 qdev_machine_creation_done();
2967
Gerd Hoffmann15ff7702009-12-14 16:07:35 +01002968 if (rom_load_all() != 0) {
2969 fprintf(stderr, "rom loading failed\n");
2970 exit(1);
2971 }
Gerd Hoffmann45a50b12009-10-01 16:42:33 +02002972
Juan Quintela504c2942009-11-12 00:39:13 +01002973 qemu_system_reset();
Juan Quintela05f24012009-08-20 19:42:22 +02002974 if (loadvm) {
Markus Armbruster03cd4652010-02-17 16:24:10 +01002975 if (load_vmstate(loadvm) < 0) {
Juan Quintela05f24012009-08-20 19:42:22 +02002976 autostart = 0;
2977 }
2978 }
bellardd63d3072004-10-03 13:29:03 +00002979
Glauber Costa2bb8c102009-07-24 16:20:23 -04002980 if (incoming) {
Juan Quintela8ca5e802010-06-09 14:10:54 +02002981 int ret = qemu_start_incoming_migration(incoming);
2982 if (ret < 0) {
2983 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
2984 incoming, ret);
2985 exit(ret);
2986 }
Avi Kivity6b99dad2009-08-09 14:39:20 +03002987 } else if (autostart) {
aliguoric0f4ce72009-03-05 23:01:01 +00002988 vm_start();
Avi Kivity6b99dad2009-08-09 14:39:20 +03002989 }
thsffd843b2006-12-21 19:46:43 +00002990
Jes Sorenseneb505be2010-06-10 11:42:28 +02002991 os_setup_post();
ths71e3ceb2006-12-22 02:11:31 +00002992
bellard8a7ddc32004-03-31 19:00:16 +00002993 main_loop();
bellard40c3bac2004-04-04 12:56:28 +00002994 quit_timers();
aliguori63a01ef2008-10-31 19:10:00 +00002995 net_cleanup();
thsb46a8902007-10-21 23:20:45 +00002996
bellard0824d6f2003-06-24 13:42:40 +00002997 return 0;
2998}