]> git.proxmox.com Git - qemu.git/blobdiff - vl.c
acpi: add dummy write function for acpi timer
[qemu.git] / vl.c
diff --git a/vl.c b/vl.c
index 5dc05581f5a554d789a809583f281ee970bdbc28..be0a93c53dab043efa2b03c8d38945ac8bb9d107 100644 (file)
--- a/vl.c
+++ b/vl.c
@@ -117,15 +117,16 @@ int main(int argc, char **argv)
 #include "hw/boards.h"
 #include "hw/usb.h"
 #include "hw/pcmcia.h"
-#include "hw/pc.h"
-#include "hw/isa.h"
+#include "hw/i386/pc.h"
+#include "hw/isa/isa.h"
 #include "hw/bt.h"
-#include "hw/watchdog.h"
-#include "hw/smbios.h"
-#include "hw/xen.h"
+#include "sysemu/watchdog.h"
+#include "hw/i386/smbios.h"
+#include "hw/xen/xen.h"
 #include "hw/qdev.h"
 #include "hw/loader.h"
-#include "bt/bt.h"
+#include "monitor/qdev.h"
+#include "sysemu/bt.h"
 #include "net/net.h"
 #include "net/slirp.h"
 #include "monitor/monitor.h"
@@ -133,11 +134,12 @@ int main(int argc, char **argv)
 #include "sysemu/sysemu.h"
 #include "exec/gdbstub.h"
 #include "qemu/timer.h"
-#include "char/char.h"
+#include "sysemu/char.h"
 #include "qemu/cache-utils.h"
 #include "sysemu/blockdev.h"
-#include "hw/block-common.h"
+#include "hw/block/block.h"
 #include "migration/block.h"
+#include "sysemu/tpm.h"
 #include "sysemu/dma.h"
 #include "audio/audio.h"
 #include "migration/migration.h"
@@ -177,7 +179,8 @@ int main(int argc, char **argv)
 #define MAX_VIRTIO_CONSOLES 1
 #define MAX_SCLP_CONSOLES 1
 
-static const char *data_dir;
+static const char *data_dir[16];
+static int data_dir_idx;
 const char *bios_name = NULL;
 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
 DisplayType display_type = DT_DEFAULT;
@@ -231,6 +234,7 @@ int ctrl_grab = 0;
 unsigned int nb_prom_envs = 0;
 const char *prom_envs[MAX_PROM_ENVS];
 int boot_menu;
+bool boot_strict;
 uint8_t *boot_splash_filedata;
 size_t boot_splash_filedata_size;
 uint8_t qemu_extra_params_fw[2];
@@ -263,7 +267,6 @@ static NotifierList machine_init_done_notifiers =
     NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
 
 static bool tcg_allowed = true;
-bool kvm_allowed;
 bool xen_allowed;
 uint32_t xen_domid;
 enum xen_mode xen_mode = XEN_EMULATE;
@@ -455,6 +458,9 @@ static QemuOptsList qemu_boot_opts = {
         }, {
             .name = "reboot-timeout",
             .type = QEMU_OPT_STRING,
+        }, {
+            .name = "strict",
+            .type = QEMU_OPT_STRING,
         },
         { /*End of list */ }
     },
@@ -490,6 +496,28 @@ static QemuOptsList qemu_object_opts = {
     },
 };
 
+static QemuOptsList qemu_tpmdev_opts = {
+    .name = "tpmdev",
+    .implied_opt_name = "type",
+    .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
+    .desc = {
+        /* options are defined in the TPM backends */
+        { /* end of list */ }
+    },
+};
+
+static QemuOptsList qemu_realtime_opts = {
+    .name = "realtime",
+    .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
+    .desc = {
+        {
+            .name = "mlock",
+            .type = QEMU_OPT_BOOL,
+        },
+        { /* end of list */ }
+    },
+};
+
 const char *qemu_get_vm_name(void)
 {
     return qemu_name;
@@ -565,6 +593,7 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
     { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
     { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
+    { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
 
     { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
 
@@ -579,6 +608,8 @@ static const RunStateTransition runstate_transitions_def[] = {
     { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
     { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
 
+    { RUN_STATE_GUEST_PANICKED, RUN_STATE_PAUSED },
+
     { RUN_STATE_MAX, RUN_STATE_MAX },
 };
 
@@ -611,7 +642,7 @@ void runstate_set(RunState new_state)
                 RunState_lookup[new_state]);
         abort();
     }
-
+    trace_runstate_set(new_state);
     current_run_state = new_state;
 }
 
@@ -620,6 +651,13 @@ int runstate_is_running(void)
     return runstate_check(RUN_STATE_RUNNING);
 }
 
+bool runstate_needs_reset(void)
+{
+    return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
+        runstate_check(RUN_STATE_SHUTDOWN) ||
+        runstate_check(RUN_STATE_GUEST_PANICKED);
+}
+
 StatusInfo *qmp_query_status(Error **errp)
 {
     StatusInfo *info = g_malloc0(sizeof(*info));
@@ -1177,7 +1215,7 @@ void add_boot_device_path(int32_t bootindex, DeviceState *dev,
 
     node = g_malloc0(sizeof(FWBootEntry));
     node->bootindex = bootindex;
-    node->suffix = suffix ? g_strdup(suffix) : NULL;
+    node->suffix = g_strdup(suffix);
     node->dev = dev;
 
     QTAILQ_FOREACH(i, &fw_boot_order, link) {
@@ -1193,6 +1231,24 @@ void add_boot_device_path(int32_t bootindex, DeviceState *dev,
     QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
 }
 
+DeviceState *get_boot_device(uint32_t position)
+{
+    uint32_t counter = 0;
+    FWBootEntry *i = NULL;
+    DeviceState *res = NULL;
+
+    if (!QTAILQ_EMPTY(&fw_boot_order)) {
+        QTAILQ_FOREACH(i, &fw_boot_order, link) {
+            if (counter == position) {
+                res = i->dev;
+                break;
+            }
+            counter++;
+        }
+    }
+    return res;
+}
+
 /*
  * This function returns null terminated string that consist of new line
  * separated device paths.
@@ -1240,6 +1296,12 @@ char *get_boot_devices_list(size_t *size)
 
     *size = total;
 
+    if (boot_strict && *size > 0) {
+        list[total-1] = '\n';
+        list = g_realloc(list, total + 5);
+        memcpy(&list[total], "HALT", 5);
+        *size = total + 5;
+    }
     return list;
 }
 
@@ -1383,6 +1445,20 @@ static void smp_parse(const char *optarg)
         max_cpus = smp_cpus;
 }
 
+static void configure_realtime(QemuOpts *opts)
+{
+    bool enable_mlock;
+
+    enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
+
+    if (enable_mlock) {
+        if (os_mlock() < 0) {
+            fprintf(stderr, "qemu: locking memory failed\n");
+            exit(1);
+        }
+    }
+}
+
 /***********************************************************/
 /* USB devices */
 
@@ -1575,6 +1651,7 @@ MachineInfoList *qmp_query_machines(Error **errp)
         }
 
         info->name = g_strdup(m->name);
+        info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
 
         entry = g_malloc0(sizeof(*entry));
         entry->value = info;
@@ -1588,55 +1665,6 @@ MachineInfoList *qmp_query_machines(Error **errp)
 /***********************************************************/
 /* main execution loop */
 
-static void gui_update(void *opaque)
-{
-    uint64_t interval = GUI_REFRESH_INTERVAL;
-    DisplayState *ds = opaque;
-    DisplayChangeListener *dcl;
-
-    dpy_refresh(ds);
-
-    QLIST_FOREACH(dcl, &ds->listeners, next) {
-        if (dcl->gui_timer_interval &&
-            dcl->gui_timer_interval < interval)
-            interval = dcl->gui_timer_interval;
-    }
-    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
-}
-
-void gui_setup_refresh(DisplayState *ds)
-{
-    DisplayChangeListener *dcl;
-    bool need_timer = false;
-    bool have_gfx = false;
-    bool have_text = false;
-
-    QLIST_FOREACH(dcl, &ds->listeners, next) {
-        if (dcl->dpy_refresh != NULL) {
-            need_timer = true;
-        }
-        if (dcl->dpy_gfx_update != NULL) {
-            have_gfx = true;
-        }
-        if (dcl->dpy_text_update != NULL) {
-            have_text = true;
-        }
-    }
-
-    if (need_timer && ds->gui_timer == NULL) {
-        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
-        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
-    }
-    if (!need_timer && ds->gui_timer != NULL) {
-        qemu_del_timer(ds->gui_timer);
-        qemu_free_timer(ds->gui_timer);
-        ds->gui_timer = NULL;
-    }
-
-    ds->have_gfx = have_gfx;
-    ds->have_text = have_text;
-}
-
 struct vm_change_state_entry {
     VMChangeStateHandler *cb;
     void *opaque;
@@ -1965,8 +1993,7 @@ static bool main_loop_should_exit(void)
         cpu_synchronize_all_states();
         qemu_system_reset(VMRESET_REPORT);
         resume_all_vcpus();
-        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
-            runstate_check(RUN_STATE_SHUTDOWN)) {
+        if (runstate_needs_reset()) {
             runstate_set(RUN_STATE_PAUSED);
         }
     }
@@ -2250,14 +2277,16 @@ static int balloon_parse(const char *arg)
 
 char *qemu_find_file(int type, const char *name)
 {
-    int len;
+    int i;
     const char *subdir;
     char *buf;
 
     /* Try the name as a straight path first */
     if (access(name, R_OK) == 0) {
+        trace_load_file(name, name);
         return g_strdup(name);
     }
+
     switch (type) {
     case QEMU_FILE_TYPE_BIOS:
         subdir = "";
@@ -2268,14 +2297,16 @@ char *qemu_find_file(int type, const char *name)
     default:
         abort();
     }
-    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
-    buf = g_malloc0(len);
-    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
-    if (access(buf, R_OK)) {
+
+    for (i = 0; i < data_dir_idx; i++) {
+        buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
+        if (access(buf, R_OK) == 0) {
+            trace_load_file(name, buf);
+            return buf;
+        }
         g_free(buf);
-        return NULL;
     }
-    return buf;
+    return NULL;
 }
 
 static int device_help_func(QemuOpts *opts, void *opaque)
@@ -2350,6 +2381,7 @@ static int mon_init_func(QemuOpts *opts, void *opaque)
         exit(1);
     }
 
+    qemu_chr_fe_claim_no_fail(chr);
     monitor_init(chr, flags);
     return 0;
 }
@@ -2499,7 +2531,7 @@ static int virtcon_parse(const char *devname)
         qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
     } else {
         qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
-    } 
+    }
 
     dev_opts = qemu_opts_create_nofail(device);
     qemu_opt_set(dev_opts, "driver", "virtconsole");
@@ -2551,7 +2583,7 @@ static int sclp_parse(const char *devname)
 }
 
 static int debugcon_parse(const char *devname)
-{   
+{
     QemuOpts *opts;
 
     if (!qemu_chr_new("debugcon", devname, NULL)) {
@@ -2867,6 +2899,8 @@ int main(int argc, char **argv, char **envp)
     qemu_add_opts(&qemu_sandbox_opts);
     qemu_add_opts(&qemu_add_fd_opts);
     qemu_add_opts(&qemu_object_opts);
+    qemu_add_opts(&qemu_tpmdev_opts);
+    qemu_add_opts(&qemu_realtime_opts);
 
     runstate_init();
 
@@ -2894,6 +2928,8 @@ int main(int argc, char **argv, char **envp)
     nb_numa_nodes = 0;
     nb_nics = 0;
 
+    bdrv_init_with_whitelist();
+
     autostart= 1;
 
     /* first pass of option parsing */
@@ -3099,7 +3135,7 @@ int main(int argc, char **argv, char **envp)
                     static const char * const params[] = {
                         "order", "once", "menu",
                         "splash", "splash-time",
-                        "reboot-timeout", NULL
+                        "reboot-timeout", "strict", NULL
                     };
                     char buf[sizeof(boot_devices)];
                     char *standard_boot_devices;
@@ -3142,6 +3178,19 @@ int main(int argc, char **argv, char **envp)
                                 exit(1);
                             }
                         }
+                        if (get_param_value(buf, sizeof(buf),
+                                            "strict", optarg)) {
+                            if (!strcmp(buf, "on")) {
+                                boot_strict = true;
+                            } else if (!strcmp(buf, "off")) {
+                                boot_strict = false;
+                            } else {
+                                fprintf(stderr,
+                                        "qemu: invalid option value '%s'\n",
+                                        buf);
+                                exit(1);
+                            }
+                        }
                         if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
                                              optarg, 0)) {
                             exit(1);
@@ -3191,18 +3240,10 @@ int main(int argc, char **argv, char **envp)
                 add_device_config(DEV_BT, optarg);
                 break;
             case QEMU_OPTION_audio_help:
-                if (!(audio_available())) {
-                    printf("Option %s not supported for this target\n", popt->name);
-                    exit(1);
-                }
                 AUD_help ();
                 exit (0);
                 break;
             case QEMU_OPTION_soundhw:
-                if (!(audio_available())) {
-                    printf("Option %s not supported for this target\n", popt->name);
-                    exit(1);
-                }
                 select_soundhw (optarg);
                 break;
             case QEMU_OPTION_h:
@@ -3230,6 +3271,13 @@ int main(int argc, char **argv, char **envp)
                 }
                 break;
             }
+#ifdef CONFIG_TPM
+            case QEMU_OPTION_tpmdev:
+                if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
+                    exit(1);
+                }
+                break;
+#endif
             case QEMU_OPTION_mempath:
                 mem_path = optarg;
                 break;
@@ -3251,7 +3299,9 @@ int main(int argc, char **argv, char **envp)
                 add_device_config(DEV_GDB, optarg);
                 break;
             case QEMU_OPTION_L:
-                data_dir = optarg;
+                if (data_dir_idx < ARRAY_SIZE(data_dir)) {
+                    data_dir[data_dir_idx++] = optarg;
+                }
                 break;
             case QEMU_OPTION_bios:
                 bios_name = optarg;
@@ -3515,7 +3565,9 @@ int main(int argc, char **argv, char **envp)
                 break;
             }
             case QEMU_OPTION_acpitable:
-                do_acpitable_option(optarg);
+                opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
+                g_assert(opts != NULL);
+                do_acpitable_option(opts);
                 break;
             case QEMU_OPTION_smbios:
                 do_smbios_option(optarg);
@@ -3663,8 +3715,8 @@ int main(int argc, char **argv, char **envp)
                        }
                        p += 8;
                        os_set_proc_name(p);
-                    }  
-                }      
+                    }
+                }
                 break;
             case QEMU_OPTION_prom_env:
                 if (nb_prom_envs >= MAX_PROM_ENVS) {
@@ -3814,6 +3866,13 @@ int main(int argc, char **argv, char **envp)
                     exit(1);
                 }
                 break;
+            case QEMU_OPTION_realtime:
+                opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
+                if (!opts) {
+                    exit(1);
+                }
+                configure_realtime(opts);
+                break;
             default:
                 os_parse_cmd_args(popt->index, optarg);
             }
@@ -3891,12 +3950,15 @@ int main(int argc, char **argv, char **envp)
 
     /* If no data_dir is specified then try to find it relative to the
        executable path.  */
-    if (!data_dir) {
-        data_dir = os_find_datadir(argv[0]);
+    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
+        data_dir[data_dir_idx] = os_find_datadir(argv[0]);
+        if (data_dir[data_dir_idx] != NULL) {
+            data_dir_idx++;
+        }
     }
     /* If all else fails use the install path specified when building. */
-    if (!data_dir) {
-        data_dir = CONFIG_QEMU_DATADIR;
+    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
+        data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
     }
 
     /*
@@ -4054,6 +4116,10 @@ int main(int argc, char **argv, char **envp)
 
     configure_accelerator();
 
+    if (!qtest_enabled() && qtest_chrdev) {
+        qtest_init();
+    }
+
     machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
     if (machine_opts) {
         kernel_filename = qemu_opt_get(machine_opts, "kernel");
@@ -4107,6 +4173,12 @@ int main(int argc, char **argv, char **envp)
         exit(1);
     }
 
+#ifdef CONFIG_TPM
+    if (tpm_init() < 0) {
+        exit(1);
+    }
+#endif
+
     /* init the bluetooth world */
     if (foreach_device_config(DEV_BT, bt_parse))
         exit(1);
@@ -4121,8 +4193,6 @@ int main(int argc, char **argv, char **envp)
 
     cpu_exec_init_all();
 
-    bdrv_init_with_whitelist();
-
     blk_mig_init();
 
     /* open the virtual block devices */
@@ -4232,6 +4302,8 @@ int main(int argc, char **argv, char **envp)
                                  .cpu_model = cpu_model };
     machine->init(&args);
 
+    audio_init();
+
     cpu_synchronize_all_post_init();
 
     set_numa_modes();
@@ -4250,8 +4322,7 @@ int main(int argc, char **argv, char **envp)
 
     net_check_clients();
 
-    /* just use the first displaystate for the moment */
-    ds = get_displaystate();
+    ds = init_displaystate();
 
     /* init local displays */
     switch (display_type) {
@@ -4307,9 +4378,6 @@ int main(int argc, char **argv, char **envp)
     }
 #endif
 
-    /* display setup */
-    text_consoles_set_display(ds);
-
     if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
         exit(1);
     }
@@ -4347,11 +4415,13 @@ int main(int argc, char **argv, char **envp)
 
     os_setup_post();
 
-    resume_all_vcpus();
     main_loop();
     bdrv_close_all();
     pause_all_vcpus();
     res_free();
+#ifdef CONFIG_TPM
+    tpm_cleanup();
+#endif
 
     return 0;
 }