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-rw-r--r--softmmu/cpus.c3
-rw-r--r--softmmu/datadir.c129
-rw-r--r--softmmu/dma-helpers.c7
-rw-r--r--softmmu/meson.build2
-rw-r--r--softmmu/qdev-monitor.c6
-rw-r--r--softmmu/rtc.c190
-rw-r--r--softmmu/vl.c1667
7 files changed, 1074 insertions, 930 deletions
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index e46ac68ad0..1dc20b9dc3 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -41,6 +41,7 @@
#include "sysemu/replay.h"
#include "sysemu/runstate.h"
#include "sysemu/cpu-timers.h"
+#include "sysemu/whpx.h"
#include "hw/boards.h"
#include "hw/hw.h"
@@ -88,7 +89,7 @@ bool cpu_thread_is_idle(CPUState *cpu)
return true;
}
if (!cpu->halted || cpu_has_work(cpu) ||
- kvm_halt_in_kernel()) {
+ kvm_halt_in_kernel() || whpx_apic_in_platform()) {
return false;
}
return true;
diff --git a/softmmu/datadir.c b/softmmu/datadir.c
new file mode 100644
index 0000000000..504c4665be
--- /dev/null
+++ b/softmmu/datadir.c
@@ -0,0 +1,129 @@
+/*
+ * QEMU firmware and keymap file search
+ *
+ * Copyright (c) 2003-2020 QEMU contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/datadir.h"
+#include "qemu/cutils.h"
+#include "trace.h"
+
+static const char *data_dir[16];
+static int data_dir_idx;
+
+char *qemu_find_file(int type, const char *name)
+{
+ 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 = "";
+ break;
+ case QEMU_FILE_TYPE_KEYMAP:
+ subdir = "keymaps/";
+ break;
+ default:
+ abort();
+ }
+
+ 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;
+}
+
+void qemu_add_data_dir(char *path)
+{
+ int i;
+
+ if (path == NULL) {
+ return;
+ }
+ if (data_dir_idx == ARRAY_SIZE(data_dir)) {
+ return;
+ }
+ for (i = 0; i < data_dir_idx; i++) {
+ if (strcmp(data_dir[i], path) == 0) {
+ g_free(path); /* duplicate */
+ return;
+ }
+ }
+ data_dir[data_dir_idx++] = path;
+}
+
+/*
+ * Find a likely location for support files using the location of the binary.
+ * When running from the build tree this will be "$bindir/pc-bios".
+ * Otherwise, this is CONFIG_QEMU_DATADIR (possibly relocated).
+ *
+ * The caller must use g_free() to free the returned data when it is
+ * no longer required.
+ */
+static char *find_datadir(void)
+{
+ g_autofree char *dir = NULL;
+
+ dir = g_build_filename(qemu_get_exec_dir(), "pc-bios", NULL);
+ if (g_file_test(dir, G_FILE_TEST_IS_DIR)) {
+ return g_steal_pointer(&dir);
+ }
+
+ return get_relocated_path(CONFIG_QEMU_DATADIR);
+}
+
+void qemu_add_default_firmwarepath(void)
+{
+ char **dirs;
+ size_t i;
+
+ /* add configured firmware directories */
+ dirs = g_strsplit(CONFIG_QEMU_FIRMWAREPATH, G_SEARCHPATH_SEPARATOR_S, 0);
+ for (i = 0; dirs[i] != NULL; i++) {
+ qemu_add_data_dir(get_relocated_path(dirs[i]));
+ }
+ g_strfreev(dirs);
+
+ /* try to find datadir relative to the executable path */
+ qemu_add_data_dir(find_datadir());
+}
+
+void qemu_list_data_dirs(void)
+{
+ int i;
+ for (i = 0; i < data_dir_idx; i++) {
+ printf("%s\n", data_dir[i]);
+ }
+}
diff --git a/softmmu/dma-helpers.c b/softmmu/dma-helpers.c
index 03c92e0cc6..29001b5459 100644
--- a/softmmu/dma-helpers.c
+++ b/softmmu/dma-helpers.c
@@ -1,7 +1,7 @@
/*
* DMA helper functions
*
- * Copyright (c) 2009 Red Hat
+ * Copyright (c) 2009,2020 Red Hat
*
* This work is licensed under the terms of the GNU General Public License
* (GNU GPL), version 2 or later.
@@ -18,14 +18,15 @@
/* #define DEBUG_IOMMU */
-int dma_memory_set(AddressSpace *as, dma_addr_t addr, uint8_t c, dma_addr_t len)
+MemTxResult dma_memory_set(AddressSpace *as, dma_addr_t addr,
+ uint8_t c, dma_addr_t len)
{
dma_barrier(as, DMA_DIRECTION_FROM_DEVICE);
#define FILLBUF_SIZE 512
uint8_t fillbuf[FILLBUF_SIZE];
int l;
- bool error = false;
+ MemTxResult error = MEMTX_OK;
memset(fillbuf, c, FILLBUF_SIZE);
while (len > 0) {
diff --git a/softmmu/meson.build b/softmmu/meson.build
index 8f7210b4f0..d098d89653 100644
--- a/softmmu/meson.build
+++ b/softmmu/meson.build
@@ -3,8 +3,10 @@ specific_ss.add(when: 'CONFIG_SOFTMMU', if_true: [files(
'balloon.c',
'cpus.c',
'cpu-throttle.c',
+ 'datadir.c',
'physmem.c',
'ioport.c',
+ 'rtc.c',
'memory.c',
'memory_mapping.c',
'qtest.c',
diff --git a/softmmu/qdev-monitor.c b/softmmu/qdev-monitor.c
index 31e5b589b7..832e254842 100644
--- a/softmmu/qdev-monitor.c
+++ b/softmmu/qdev-monitor.c
@@ -928,12 +928,6 @@ BlockBackend *blk_by_qdev_id(const char *id, Error **errp)
return blk;
}
-void qdev_machine_init(void)
-{
- qdev_get_peripheral_anon();
- qdev_get_peripheral();
-}
-
QemuOptsList qemu_device_opts = {
.name = "device",
.implied_opt_name = "driver",
diff --git a/softmmu/rtc.c b/softmmu/rtc.c
new file mode 100644
index 0000000000..e1e15ef613
--- /dev/null
+++ b/softmmu/rtc.c
@@ -0,0 +1,190 @@
+/*
+ * RTC configuration and clock read
+ *
+ * Copyright (c) 2003-2020 QEMU contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/cutils.h"
+#include "qapi/error.h"
+#include "qapi/qmp/qerror.h"
+#include "qemu/error-report.h"
+#include "qemu/option.h"
+#include "qemu/timer.h"
+#include "qom/object.h"
+#include "sysemu/replay.h"
+#include "sysemu/sysemu.h"
+
+static enum {
+ RTC_BASE_UTC,
+ RTC_BASE_LOCALTIME,
+ RTC_BASE_DATETIME,
+} rtc_base_type = RTC_BASE_UTC;
+static time_t rtc_ref_start_datetime;
+static int rtc_realtime_clock_offset; /* used only with QEMU_CLOCK_REALTIME */
+static int rtc_host_datetime_offset = -1; /* valid & used only with
+ RTC_BASE_DATETIME */
+QEMUClockType rtc_clock;
+/***********************************************************/
+/* RTC reference time/date access */
+static time_t qemu_ref_timedate(QEMUClockType clock)
+{
+ time_t value = qemu_clock_get_ms(clock) / 1000;
+ switch (clock) {
+ case QEMU_CLOCK_REALTIME:
+ value -= rtc_realtime_clock_offset;
+ /* fall through */
+ case QEMU_CLOCK_VIRTUAL:
+ value += rtc_ref_start_datetime;
+ break;
+ case QEMU_CLOCK_HOST:
+ if (rtc_base_type == RTC_BASE_DATETIME) {
+ value -= rtc_host_datetime_offset;
+ }
+ break;
+ default:
+ assert(0);
+ }
+ return value;
+}
+
+void qemu_get_timedate(struct tm *tm, int offset)
+{
+ time_t ti = qemu_ref_timedate(rtc_clock);
+
+ ti += offset;
+
+ switch (rtc_base_type) {
+ case RTC_BASE_DATETIME:
+ case RTC_BASE_UTC:
+ gmtime_r(&ti, tm);
+ break;
+ case RTC_BASE_LOCALTIME:
+ localtime_r(&ti, tm);
+ break;
+ }
+}
+
+int qemu_timedate_diff(struct tm *tm)
+{
+ time_t seconds;
+
+ switch (rtc_base_type) {
+ case RTC_BASE_DATETIME:
+ case RTC_BASE_UTC:
+ seconds = mktimegm(tm);
+ break;
+ case RTC_BASE_LOCALTIME:
+ {
+ struct tm tmp = *tm;
+ tmp.tm_isdst = -1; /* use timezone to figure it out */
+ seconds = mktime(&tmp);
+ break;
+ }
+ default:
+ abort();
+ }
+
+ return seconds - qemu_ref_timedate(QEMU_CLOCK_HOST);
+}
+
+static void configure_rtc_base_datetime(const char *startdate)
+{
+ time_t rtc_start_datetime;
+ struct tm tm;
+
+ if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", &tm.tm_year, &tm.tm_mon,
+ &tm.tm_mday, &tm.tm_hour, &tm.tm_min, &tm.tm_sec) == 6) {
+ /* OK */
+ } else if (sscanf(startdate, "%d-%d-%d",
+ &tm.tm_year, &tm.tm_mon, &tm.tm_mday) == 3) {
+ tm.tm_hour = 0;
+ tm.tm_min = 0;
+ tm.tm_sec = 0;
+ } else {
+ goto date_fail;
+ }
+ tm.tm_year -= 1900;
+ tm.tm_mon--;
+ rtc_start_datetime = mktimegm(&tm);
+ if (rtc_start_datetime == -1) {
+ date_fail:
+ error_report("invalid datetime format");
+ error_printf("valid formats: "
+ "'2006-06-17T16:01:21' or '2006-06-17'\n");
+ exit(1);
+ }
+ rtc_host_datetime_offset = rtc_ref_start_datetime - rtc_start_datetime;
+ rtc_ref_start_datetime = rtc_start_datetime;
+}
+
+void configure_rtc(QemuOpts *opts)
+{
+ const char *value;
+
+ /* Set defaults */
+ rtc_clock = QEMU_CLOCK_HOST;
+ rtc_ref_start_datetime = qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
+ rtc_realtime_clock_offset = qemu_clock_get_ms(QEMU_CLOCK_REALTIME) / 1000;
+
+ value = qemu_opt_get(opts, "base");
+ if (value) {
+ if (!strcmp(value, "utc")) {
+ rtc_base_type = RTC_BASE_UTC;
+ } else if (!strcmp(value, "localtime")) {
+ Error *blocker = NULL;
+ rtc_base_type = RTC_BASE_LOCALTIME;
+ error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
+ "-rtc base=localtime");
+ replay_add_blocker(blocker);
+ } else {
+ rtc_base_type = RTC_BASE_DATETIME;
+ configure_rtc_base_datetime(value);
+ }
+ }
+ value = qemu_opt_get(opts, "clock");
+ if (value) {
+ if (!strcmp(value, "host")) {
+ rtc_clock = QEMU_CLOCK_HOST;
+ } else if (!strcmp(value, "rt")) {
+ rtc_clock = QEMU_CLOCK_REALTIME;
+ } else if (!strcmp(value, "vm")) {
+ rtc_clock = QEMU_CLOCK_VIRTUAL;
+ } else {
+ error_report("invalid option value '%s'", value);
+ exit(1);
+ }
+ }
+ value = qemu_opt_get(opts, "driftfix");
+ if (value) {
+ if (!strcmp(value, "slew")) {
+ object_register_sugar_prop("mc146818rtc",
+ "lost_tick_policy",
+ "slew");
+ } else if (!strcmp(value, "none")) {
+ /* discard is default */
+ } else {
+ error_report("invalid option value '%s'", value);
+ exit(1);
+ }
+ }
+}
diff --git a/softmmu/vl.c b/softmmu/vl.c
index e6e0ad5a92..7146fbe219 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -24,6 +24,7 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
+#include "qemu/datadir.h"
#include "qemu/units.h"
#include "hw/boards.h"
#include "hw/qdev-properties.h"
@@ -109,6 +110,8 @@
#include "qapi/qapi-visit-block-core.h"
#include "qapi/qapi-visit-ui.h"
#include "qapi/qapi-commands-block-core.h"
+#include "qapi/qapi-commands-migration.h"
+#include "qapi/qapi-commands-misc.h"
#include "qapi/qapi-commands-run-state.h"
#include "qapi/qapi-commands-ui.h"
#include "qapi/qmp/qerror.h"
@@ -117,32 +120,44 @@
#define MAX_VIRTIO_CONSOLES 1
-static const char *data_dir[16];
-static int data_dir_idx;
-const char *bios_name = NULL;
+typedef struct BlockdevOptionsQueueEntry {
+ BlockdevOptions *bdo;
+ Location loc;
+ QSIMPLEQ_ENTRY(BlockdevOptionsQueueEntry) entry;
+} BlockdevOptionsQueueEntry;
+
+typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue;
+
+static const char *cpu_option;
+static const char *mem_path;
+static const char *incoming;
+static const char *loadvm;
+static ram_addr_t maxram_size;
+static uint64_t ram_slots;
+static int display_remote;
+static int snapshot;
+static bool preconfig_requested;
+static QemuPluginList plugin_list = QTAILQ_HEAD_INITIALIZER(plugin_list);
+static BlockdevOptionsQueue bdo_queue = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
+static bool nographic = false;
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
+static int mem_prealloc; /* force preallocation of physical target memory */
int display_opengl;
const char* keyboard_layout = NULL;
-ram_addr_t ram_size;
+static ram_addr_t ram_size;
bool enable_mlock = false;
bool enable_cpu_pm = false;
int nb_nics;
NICInfo nd_table[MAX_NICS];
-int autostart;
-static enum {
- RTC_BASE_UTC,
- RTC_BASE_LOCALTIME,
- RTC_BASE_DATETIME,
-} rtc_base_type = RTC_BASE_UTC;
-static time_t rtc_ref_start_datetime;
-static int rtc_realtime_clock_offset; /* used only with QEMU_CLOCK_REALTIME */
-static int rtc_host_datetime_offset = -1; /* valid & used only with
- RTC_BASE_DATETIME */
-QEMUClockType rtc_clock;
+int autostart = 1;
int vga_interface_type = VGA_NONE;
+static const char *vga_model = NULL;
static DisplayOptions dpy;
static int num_serial_hds;
static Chardev **serial_hds;
+static const char *log_mask;
+static const char *log_file;
+static bool list_data_dirs;
Chardev *parallel_hds[MAX_PARALLEL_PORTS];
int win2k_install_hack = 0;
int singlestep = 0;
@@ -150,7 +165,7 @@ int fd_bootchk = 1;
static int no_reboot;
int no_shutdown = 0;
int graphic_rotate = 0;
-const char *watchdog;
+static const char *watchdog;
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
int nb_option_roms;
int old_param = 0;
@@ -177,9 +192,6 @@ bool qemu_uuid_set;
static NotifierList exit_notifiers =
NOTIFIER_LIST_INITIALIZER(exit_notifiers);
-static NotifierList machine_init_done_notifiers =
- NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
-
uint32_t xen_domid;
enum xen_mode xen_mode = XEN_EMULATE;
bool xen_domid_restrict;
@@ -748,152 +760,6 @@ void qemu_system_vmstop_request(RunState state)
qemu_mutex_unlock(&vmstop_lock);
qemu_notify_event();
}
-
-/***********************************************************/
-/* RTC reference time/date access */
-static time_t qemu_ref_timedate(QEMUClockType clock)
-{
- time_t value = qemu_clock_get_ms(clock) / 1000;
- switch (clock) {
- case QEMU_CLOCK_REALTIME:
- value -= rtc_realtime_clock_offset;
- /* fall through */
- case QEMU_CLOCK_VIRTUAL:
- value += rtc_ref_start_datetime;
- break;
- case QEMU_CLOCK_HOST:
- if (rtc_base_type == RTC_BASE_DATETIME) {
- value -= rtc_host_datetime_offset;
- }
- break;
- default:
- assert(0);
- }
- return value;
-}
-
-void qemu_get_timedate(struct tm *tm, int offset)
-{
- time_t ti = qemu_ref_timedate(rtc_clock);
-
- ti += offset;
-
- switch (rtc_base_type) {
- case RTC_BASE_DATETIME:
- case RTC_BASE_UTC:
- gmtime_r(&ti, tm);
- break;
- case RTC_BASE_LOCALTIME:
- localtime_r(&ti, tm);
- break;
- }
-}
-
-int qemu_timedate_diff(struct tm *tm)
-{
- time_t seconds;
-
- switch (rtc_base_type) {
- case RTC_BASE_DATETIME:
- case RTC_BASE_UTC:
- seconds = mktimegm(tm);
- break;
- case RTC_BASE_LOCALTIME:
- {
- struct tm tmp = *tm;
- tmp.tm_isdst = -1; /* use timezone to figure it out */
- seconds = mktime(&tmp);
- break;
- }
- default:
- abort();
- }
-
- return seconds - qemu_ref_timedate(QEMU_CLOCK_HOST);
-}
-
-static void configure_rtc_base_datetime(const char *startdate)
-{
- time_t rtc_start_datetime;
- struct tm tm;
-
- if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", &tm.tm_year, &tm.tm_mon,
- &tm.tm_mday, &tm.tm_hour, &tm.tm_min, &tm.tm_sec) == 6) {
- /* OK */
- } else if (sscanf(startdate, "%d-%d-%d",
- &tm.tm_year, &tm.tm_mon, &tm.tm_mday) == 3) {
- tm.tm_hour = 0;
- tm.tm_min = 0;
- tm.tm_sec = 0;
- } else {
- goto date_fail;
- }
- tm.tm_year -= 1900;
- tm.tm_mon--;
- rtc_start_datetime = mktimegm(&tm);
- if (rtc_start_datetime == -1) {
- date_fail:
- error_report("invalid datetime format");
- error_printf("valid formats: "
- "'2006-06-17T16:01:21' or '2006-06-17'\n");
- exit(1);
- }
- rtc_host_datetime_offset = rtc_ref_start_datetime - rtc_start_datetime;
- rtc_ref_start_datetime = rtc_start_datetime;
-}
-
-static void configure_rtc(QemuOpts *opts)
-{
- const char *value;
-
- /* Set defaults */
- rtc_clock = QEMU_CLOCK_HOST;
- rtc_ref_start_datetime = qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
- rtc_realtime_clock_offset = qemu_clock_get_ms(QEMU_CLOCK_REALTIME) / 1000;
-
- value = qemu_opt_get(opts, "base");
- if (value) {
- if (!strcmp(value, "utc")) {
- rtc_base_type = RTC_BASE_UTC;
- } else if (!strcmp(value, "localtime")) {
- Error *blocker = NULL;
- rtc_base_type = RTC_BASE_LOCALTIME;
- error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
- "-rtc base=localtime");
- replay_add_blocker(blocker);
- } else {
- rtc_base_type = RTC_BASE_DATETIME;
- configure_rtc_base_datetime(value);
- }
- }
- value = qemu_opt_get(opts, "clock");
- if (value) {
- if (!strcmp(value, "host")) {
- rtc_clock = QEMU_CLOCK_HOST;
- } else if (!strcmp(value, "rt")) {
- rtc_clock = QEMU_CLOCK_REALTIME;
- } else if (!strcmp(value, "vm")) {
- rtc_clock = QEMU_CLOCK_VIRTUAL;
- } else {
- error_report("invalid option value '%s'", value);
- exit(1);
- }
- }
- value = qemu_opt_get(opts, "driftfix");
- if (value) {
- if (!strcmp(value, "slew")) {
- object_register_sugar_prop("mc146818rtc",
- "lost_tick_policy",
- "slew");
- } else if (!strcmp(value, "none")) {
- /* discard is default */
- } else {
- error_report("invalid option value '%s'", value);
- exit(1);
- }
- }
-}
-
static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
{
const char *proc_name;
@@ -1030,14 +896,6 @@ static void default_drive(int enable, int snapshot, BlockInterfaceType type,
}
-typedef struct BlockdevOptionsQueueEntry {
- BlockdevOptions *bdo;
- Location loc;
- QSIMPLEQ_ENTRY(BlockdevOptionsQueueEntry) entry;
-} BlockdevOptionsQueueEntry;
-
-typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue;
-
static void configure_blockdev(BlockdevOptionsQueue *bdo_queue,
MachineClass *machine_class, int snapshot)
{
@@ -1225,7 +1083,8 @@ struct VMChangeStateEntry {
int priority;
};
-static QTAILQ_HEAD(, VMChangeStateEntry) vm_change_state_head;
+static QTAILQ_HEAD(, VMChangeStateEntry) vm_change_state_head =
+ QTAILQ_HEAD_INITIALIZER(vm_change_state_head);
/**
* qemu_add_vm_change_state_handler_prio:
@@ -1973,59 +1832,6 @@ static void parse_display(const char *p)
}
}
-char *qemu_find_file(int type, const char *name)
-{
- 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 = "";
- break;
- case QEMU_FILE_TYPE_KEYMAP:
- subdir = "keymaps/";
- break;
- default:
- abort();
- }
-
- 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;
-}
-
-void qemu_add_data_dir(char *path)
-{
- int i;
-
- if (path == NULL) {
- return;
- }
- if (data_dir_idx == ARRAY_SIZE(data_dir)) {
- return;
- }
- for (i = 0; i < data_dir_idx; i++) {
- if (strcmp(data_dir[i], path) == 0) {
- g_free(path); /* duplicate */
- return;
- }
- }
- data_dir[data_dir_idx++] = path;
-}
-
static inline bool nonempty_str(const char *str)
{
return str && *str;
@@ -2213,6 +2019,115 @@ static int foreach_device_config(int type, int (*func)(const char *cmdline))
return 0;
}
+static void qemu_disable_default_devices(void)
+{
+ MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
+
+ qemu_opts_foreach(qemu_find_opts("device"),
+ default_driver_check, NULL, NULL);
+ qemu_opts_foreach(qemu_find_opts("global"),
+ default_driver_check, NULL, NULL);
+
+ if (!vga_model && !default_vga) {
+ vga_interface_type = VGA_DEVICE;
+ }
+ if (!has_defaults || machine_class->no_serial) {
+ default_serial = 0;
+ }
+ if (!has_defaults || machine_class->no_parallel) {
+ default_parallel = 0;
+ }
+ if (!has_defaults || machine_class->no_floppy) {
+ default_floppy = 0;
+ }
+ if (!has_defaults || machine_class->no_cdrom) {
+ default_cdrom = 0;
+ }
+ if (!has_defaults || machine_class->no_sdcard) {
+ default_sdcard = 0;
+ }
+ if (!has_defaults) {
+ default_monitor = 0;
+ default_net = 0;
+ default_vga = 0;
+ }
+}
+
+static void qemu_create_default_devices(void)
+{
+ MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
+
+ if (is_daemonized()) {
+ /* According to documentation and historically, -nographic redirects
+ * serial port, parallel port and monitor to stdio, which does not work
+ * with -daemonize. We can redirect these to null instead, but since
+ * -nographic is legacy, let's just error out.
+ * We disallow -nographic only if all other ports are not redirected
+ * explicitly, to not break existing legacy setups which uses
+ * -nographic _and_ redirects all ports explicitly - this is valid
+ * usage, -nographic is just a no-op in this case.
+ */
+ if (nographic
+ && (default_parallel || default_serial || default_monitor)) {
+ error_report("-nographic cannot be used with -daemonize");
+ exit(1);
+ }
+ }
+
+ if (nographic) {
+ if (default_parallel)
+ add_device_config(DEV_PARALLEL, "null");
+ if (default_serial && default_monitor) {
+ add_device_config(DEV_SERIAL, "mon:stdio");
+ } else {
+ if (default_serial)
+ add_device_config(DEV_SERIAL, "stdio");
+ if (default_monitor)
+ monitor_parse("stdio", "readline", false);
+ }
+ } else {
+ if (default_serial)
+ add_device_config(DEV_SERIAL, "vc:80Cx24C");
+ if (default_parallel)
+ add_device_config(DEV_PARALLEL, "vc:80Cx24C");
+ if (default_monitor)
+ monitor_parse("vc:80Cx24C", "readline", false);
+ }
+
+ if (default_net) {
+ QemuOptsList *net = qemu_find_opts("net");
+ qemu_opts_parse(net, "nic", true, &error_abort);
+#ifdef CONFIG_SLIRP
+ qemu_opts_parse(net, "user", true, &error_abort);
+#endif
+ }
+
+#if defined(CONFIG_VNC)
+ if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
+ display_remote++;
+ }
+#endif
+ if (dpy.type == DISPLAY_TYPE_DEFAULT && !display_remote) {
+ if (!qemu_display_find_default(&dpy)) {
+ dpy.type = DISPLAY_TYPE_NONE;
+#if defined(CONFIG_VNC)
+ vnc_parse("localhost:0,to=99,id=default", &error_abort);
+#endif
+ }
+ }
+ if (dpy.type == DISPLAY_TYPE_DEFAULT) {
+ dpy.type = DISPLAY_TYPE_NONE;
+ }
+
+ /* If no default VGA is requested, the default is "none". */
+ if (default_vga) {
+ vga_model = get_default_vga_model(machine_class);
+ }
+ if (vga_model) {
+ select_vgahw(machine_class, vga_model);
+ }
+}
+
static int serial_parse(const char *devname)
{
int index = num_serial_hds;
@@ -2242,11 +2157,6 @@ Chardev *serial_hd(int i)
return NULL;
}
-int serial_max_hds(void)
-{
- return num_serial_hds;
-}
-
static int parallel_parse(const char *devname)
{
static int index = 0;
@@ -2375,27 +2285,6 @@ static void qemu_unlink_pidfile(Notifier *n, void *data)
}
}
-bool machine_init_done;
-
-void qemu_add_machine_init_done_notifier(Notifier *notify)
-{
- notifier_list_add(&machine_init_done_notifiers, notify);
- if (machine_init_done) {
- notify->notify(notify, NULL);
- }
-}
-
-void qemu_remove_machine_init_done_notifier(Notifier *notify)
-{
- notifier_remove(notify);
-}
-
-static void qemu_run_machine_init_done_notifiers(void)
-{
- machine_init_done = true;
- notifier_list_notify(&machine_init_done_notifiers, NULL);
-}
-
static const QEMUOption *lookup_opt(int argc, char **argv,
const char **poptarg, int *poptind)
{
@@ -2501,11 +2390,15 @@ static int machine_set_property(void *opaque,
object_register_sugar_prop(ACCEL_CLASS_NAME("xen"), qom_name, value);
return 0;
}
- if (g_str_equal(qom_name, "kvm-shadow-mem") ||
- g_str_equal(qom_name, "kernel-irqchip")) {
+ if (g_str_equal(qom_name, "kvm-shadow-mem")) {
object_register_sugar_prop(ACCEL_CLASS_NAME("kvm"), qom_name, value);
return 0;
}
+ if (g_str_equal(qom_name, "kernel-irqchip")) {
+ object_register_sugar_prop(ACCEL_CLASS_NAME("kvm"), qom_name, value);
+ object_register_sugar_prop(ACCEL_CLASS_NAME("whpx"), qom_name, value);
+ return 0;
+ }
return object_parse_property_opt(opaque, name, value, "type", errp);
}
@@ -2517,7 +2410,7 @@ static int machine_set_property(void *opaque,
* cannot be created here, as it depends on the chardev
* already existing.
*/
-static bool object_create_initial(const char *type, QemuOpts *opts)
+static bool object_create_early(const char *type, QemuOpts *opts)
{
if (user_creatable_print_help(type, opts)) {
exit(0);
@@ -2573,19 +2466,187 @@ static bool object_create_initial(const char *type, QemuOpts *opts)
return true;
}
+static void qemu_apply_machine_options(void)
+{
+ MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
+ QemuOpts *machine_opts = qemu_get_machine_opts();
+ const char *boot_order = NULL;
+ const char *boot_once = NULL;
+ QemuOpts *opts;
+
+ qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
+ &error_fatal);
+ current_machine->ram_size = ram_size;
+ current_machine->maxram_size = maxram_size;
+ current_machine->ram_slots = ram_slots;
+
+ opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
+ if (opts) {
+ boot_order = qemu_opt_get(opts, "order");
+ if (boot_order) {
+ validate_bootdevices(boot_order, &error_fatal);
+ }
+
+ boot_once = qemu_opt_get(opts, "once");
+ if (boot_once) {
+ validate_bootdevices(boot_once, &error_fatal);
+ }
+
+ boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
+ boot_strict = qemu_opt_get_bool(opts, "strict", false);
+ }
+
+ if (!boot_order) {
+ boot_order = machine_class->default_boot_order;
+ }
+
+ current_machine->boot_order = boot_order;
+ current_machine->boot_once = boot_once;
+
+ if (semihosting_enabled() && !semihosting_get_argc()) {
+ const char *kernel_filename = qemu_opt_get(machine_opts, "kernel");
+ const char *kernel_cmdline = qemu_opt_get(machine_opts, "append") ?: "";
+ /* fall back to the -kernel/-append */
+ semihosting_arg_fallback(kernel_filename, kernel_cmdline);
+ }
+}
+
+static void qemu_create_early_backends(void)
+{
+ MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
+
+ if ((alt_grab || ctrl_grab) && dpy.type != DISPLAY_TYPE_SDL) {
+ error_report("-alt-grab and -ctrl-grab are only valid "
+ "for SDL, ignoring option");
+ }
+ if (dpy.has_window_close &&
+ (dpy.type != DISPLAY_TYPE_GTK && dpy.type != DISPLAY_TYPE_SDL)) {
+ error_report("-no-quit is only valid for GTK and SDL, "
+ "ignoring option");
+ }
+
+ qemu_display_early_init(&dpy);
+ qemu_console_early_init();
+
+ if (dpy.has_gl && dpy.gl != DISPLAYGL_MODE_OFF && display_opengl == 0) {
+#if defined(CONFIG_OPENGL)
+ error_report("OpenGL is not supported by the display");
+#else
+ error_report("OpenGL support is disabled");
+#endif
+ exit(1);
+ }
+
+ qemu_opts_foreach(qemu_find_opts("object"),
+ user_creatable_add_opts_foreach,
+ object_create_early, &error_fatal);
+
+ /* spice needs the timers to be initialized by this point */
+ /* spice must initialize before audio as it changes the default auiodev */
+ /* spice must initialize before chardevs (for spicevmc and spiceport) */
+ qemu_spice.init();
+
+ qemu_opts_foreach(qemu_find_opts("chardev"),
+ chardev_init_func, NULL, &error_fatal);
+
+#ifdef CONFIG_VIRTFS
+ qemu_opts_foreach(qemu_find_opts("fsdev"),
+ fsdev_init_func, NULL, &error_fatal);
+#endif
+
+ /*
+ * Note: we need to create audio and block backends before
+ * machine_set_property(), so machine properties can refer to
+ * them.
+ */
+ configure_blockdev(&bdo_queue, machine_class, snapshot);
+ audio_init_audiodevs();
+}
+
/*
* The remainder of object creation happens after the
* creation of chardev, fsdev, net clients and device data types.
*/
-static bool object_create_delayed(const char *type, QemuOpts *opts)
+static bool object_create_late(const char *type, QemuOpts *opts)
{
- return !object_create_initial(type, opts);
+ return !object_create_early(type, opts);
}
+static void qemu_create_late_backends(void)
+{
+ if (qtest_chrdev) {
+ qtest_server_init(qtest_chrdev, qtest_log, &error_fatal);
+ }
+
+ net_init_clients(&error_fatal);
+
+ qemu_opts_foreach(qemu_find_opts("object"),
+ user_creatable_add_opts_foreach,
+ object_create_late, &error_fatal);
+
+ if (tpm_init() < 0) {
+ exit(1);
+ }
+
+ qemu_opts_foreach(qemu_find_opts("mon"),
+ mon_init_func, NULL, &error_fatal);
-static bool set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
- MachineClass *mc)
+ if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
+ exit(1);
+ if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
+ exit(1);
+ if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
+ exit(1);
+
+ /* now chardevs have been created we may have semihosting to connect */
+ qemu_semihosting_connect_chardevs();
+ qemu_semihosting_console_init();
+}
+
+static bool have_custom_ram_size(void)
+{
+ QemuOpts *opts = qemu_find_opts_singleton("memory");
+ return !!qemu_opt_get_size(opts, "size", 0);
+}
+
+static void qemu_resolve_machine_memdev(void)
+{
+ if (current_machine->ram_memdev_id) {
+ Object *backend;
+ ram_addr_t backend_size;
+
+ backend = object_resolve_path_type(current_machine->ram_memdev_id,
+ TYPE_MEMORY_BACKEND, NULL);
+ if (!backend) {
+ error_report("Memory backend '%s' not found",
+ current_machine->ram_memdev_id);
+ exit(EXIT_FAILURE);
+ }
+ backend_size = object_property_get_uint(backend, "size", &error_abort);
+ if (have_custom_ram_size() && backend_size != ram_size) {
+ error_report("Size specified by -m option must match size of "
+ "explicitly specified 'memory-backend' property");
+ exit(EXIT_FAILURE);
+ }
+ if (mem_path) {
+ error_report("'-mem-path' can't be used together with"
+ "'-machine memory-backend'");
+ exit(EXIT_FAILURE);
+ }
+ ram_size = backend_size;
+ }
+
+ if (!xen_enabled()) {
+ /* On 32-bit hosts, QEMU is limited by virtual address space */
+ if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
+ error_report("at most 2047 MB RAM can be simulated");
+ exit(1);
+ }
+ }
+}
+
+static void set_memory_options(MachineClass *mc)
{
uint64_t sz;
const char *mem_str;
@@ -2635,7 +2696,7 @@ static bool set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
/* store value for the future use */
qemu_opt_set_number(opts, "size", ram_size, &error_abort);
- *maxram_size = ram_size;
+ maxram_size = ram_size;
if (qemu_opt_get(opts, "maxmem")) {
uint64_t slots;
@@ -2656,15 +2717,59 @@ static bool set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
exit(EXIT_FAILURE);
}
- *maxram_size = sz;
- *ram_slots = slots;
+ maxram_size = sz;
+ ram_slots = slots;
} else if (qemu_opt_get(opts, "slots")) {
error_report("invalid -m option value: missing 'maxmem' option");
exit(EXIT_FAILURE);
}
loc_pop(&loc);
- return !!mem_str;
+}
+
+static void qemu_create_machine(MachineClass *machine_class)
+{
+ object_set_machine_compat_props(machine_class->compat_props);
+
+ set_memory_options(machine_class);
+
+ current_machine = MACHINE(object_new_with_class(OBJECT_CLASS(machine_class)));
+ if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
+ exit(0);
+ }
+ object_property_add_child(object_get_root(), "machine",
+ OBJECT(current_machine));
+ object_property_add_child(container_get(OBJECT(current_machine),
+ "/unattached"),
+ "sysbus", OBJECT(sysbus_get_default()));
+
+ if (machine_class->minimum_page_bits) {
+ if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
+ /* This would be a board error: specifying a minimum smaller than
+ * a target's compile-time fixed setting.
+ */
+ g_assert_not_reached();
+ }
+ }
+
+ cpu_exec_init_all();
+ page_size_init();
+
+ if (machine_class->hw_version) {
+ qemu_set_hw_version(machine_class->hw_version);
+ }
+
+ machine_smp_parse(current_machine,
+ qemu_opts_find(qemu_find_opts("smp-opts"), NULL), &error_fatal);
+
+ /*
+ * Get the default machine options from the machine if it is not already
+ * specified either by the configuration file or by the command line.
+ */
+ if (machine_class->default_machine_opts) {
+ qemu_opts_set_defaults(qemu_find_opts("machine"),
+ machine_class->default_machine_opts, 0);
+ }
}
static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
@@ -2692,6 +2797,39 @@ static int qemu_read_default_config_file(void)
return 0;
}
+static int qemu_set_option(const char *str)
+{
+ Error *local_err = NULL;
+ char group[64], id[64], arg[64];
+ QemuOptsList *list;
+ QemuOpts *opts;
+ int rc, offset;
+
+ rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
+ if (rc < 3 || str[offset] != '=') {
+ error_report("can't parse: \"%s\"", str);
+ return -1;
+ }
+
+ list = qemu_find_opts(group);
+ if (list == NULL) {
+ return -1;
+ }
+
+ opts = qemu_opts_find(list, id);
+ if (!opts) {
+ error_report("there is no %s \"%s\" defined",
+ list->name, id);
+ return -1;
+ }
+
+ if (!qemu_opt_set(opts, arg, str + offset + 1, &local_err)) {
+ error_report_err(local_err);
+ return -1;
+ }
+ return 0;
+}
+
static void user_register_global_props(void)
{
qemu_opts_foreach(qemu_find_opts("global"),
@@ -2843,79 +2981,328 @@ static void create_default_memdev(MachineState *ms, const char *path)
&error_fatal);
}
-/*
- * Find a likely location for support files using the location of the binary.
- * When running from the build tree this will be "$bindir/pc-bios".
- * Otherwise, this is CONFIG_QEMU_DATADIR (possibly relocated).
- *
- * The caller must use g_free() to free the returned data when it is
- * no longer required.
- */
-static char *find_datadir(void)
+static void qemu_validate_options(void)
{
- g_autofree char *dir = NULL;
+ QemuOpts *machine_opts = qemu_get_machine_opts();
+ const char *kernel_filename = qemu_opt_get(machine_opts, "kernel");
+ const char *initrd_filename = qemu_opt_get(machine_opts, "initrd");
+ const char *kernel_cmdline = qemu_opt_get(machine_opts, "append");
+
+ if (kernel_filename == NULL) {
+ if (kernel_cmdline != NULL) {
+ error_report("-append only allowed with -kernel option");
+ exit(1);
+ }
- dir = g_build_filename(qemu_get_exec_dir(), "pc-bios", NULL);
- if (g_file_test(dir, G_FILE_TEST_IS_DIR)) {
- return g_steal_pointer(&dir);
+ if (initrd_filename != NULL) {
+ error_report("-initrd only allowed with -kernel option");
+ exit(1);
+ }
}
- return get_relocated_path(CONFIG_QEMU_DATADIR);
+ if (loadvm && preconfig_requested) {
+ error_report("'preconfig' and 'loadvm' options are "
+ "mutually exclusive");
+ exit(EXIT_FAILURE);
+ }
+ if (incoming && preconfig_requested) {
+ error_report("'preconfig' and 'incoming' options are "
+ "mutually exclusive");
+ exit(EXIT_FAILURE);
+ }
+
+#ifdef CONFIG_CURSES
+ if (is_daemonized() && dpy.type == DISPLAY_TYPE_CURSES) {
+ error_report("curses display cannot be used with -daemonize");
+ exit(1);
+ }
+#endif
}
-void qemu_init(int argc, char **argv, char **envp)
+static void qemu_process_sugar_options(void)
{
- int i;
- int snapshot, linux_boot;
- const char *initrd_filename;
- const char *kernel_filename, *kernel_cmdline;
- const char *boot_order = NULL;
- const char *boot_once = NULL;
- DisplayState *ds;
- QemuOpts *opts, *machine_opts;
- QemuOpts *icount_opts = NULL, *accel_opts = NULL;
- QemuOptsList *olist;
- int optind;
- const char *optarg;
- const char *loadvm = NULL;
- MachineClass *machine_class;
- const char *cpu_option;
- const char *vga_model = NULL;
- const char *incoming = NULL;
- bool userconfig = true;
- bool nographic = false;
- int display_remote = 0;
- const char *log_mask = NULL;
- const char *log_file = NULL;
- ram_addr_t maxram_size;
- uint64_t ram_slots = 0;
- FILE *vmstate_dump_file = NULL;
- Error *main_loop_err = NULL;
- Error *err = NULL;
- bool list_data_dirs = false;
- char **dirs;
- const char *mem_path = NULL;
- bool have_custom_ram_size;
- BlockdevOptionsQueue bdo_queue = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
- QemuPluginList plugin_list = QTAILQ_HEAD_INITIALIZER(plugin_list);
- int mem_prealloc = 0; /* force preallocation of physical target memory */
+ if (mem_prealloc) {
+ char *val;
+
+ val = g_strdup_printf("%d",
+ (uint32_t) qemu_opt_get_number(qemu_find_opts_singleton("smp-opts"), "cpus", 1));
+ object_register_sugar_prop("memory-backend", "prealloc-threads", val);
+ g_free(val);
+ object_register_sugar_prop("memory-backend", "prealloc", "on");
+ }
+
+ if (watchdog) {
+ int i = select_watchdog(watchdog);
+ if (i > 0)
+ exit (i == 1 ? 1 : 0);
+ }
+}
+
+static void qemu_process_early_options(void)
+{
+#ifdef CONFIG_SECCOMP
+ QemuOptsList *olist = qemu_find_opts_err("sandbox", NULL);
+ if (olist) {
+ qemu_opts_foreach(olist, parse_sandbox, NULL, &error_fatal);
+ }
+#endif
+
+ qemu_opts_foreach(qemu_find_opts("name"),
+ parse_name, NULL, &error_fatal);
+
+#ifndef _WIN32
+ qemu_opts_foreach(qemu_find_opts("add-fd"),
+ parse_add_fd, NULL, &error_fatal);
+
+ qemu_opts_foreach(qemu_find_opts("add-fd"),
+ cleanup_add_fd, NULL, &error_fatal);
+#endif
+
+ if (!trace_init_backends()) {
+ exit(1);
+ }
+ trace_init_file();
+
+ /* Open the logfile at this point and set the log mask if necessary. */
+ qemu_set_log_filename(log_file, &error_fatal);
+ if (log_mask) {
+ int mask;
+ mask = qemu_str_to_log_mask(log_mask);
+ if (!mask) {
+ qemu_print_log_usage(stdout);
+ exit(1);
+ }
+ qemu_set_log(mask);
+ } else {
+ qemu_set_log(0);
+ }
+
+ qemu_add_default_firmwarepath();
+}
+
+static void qemu_process_help_options(void)
+{
+ /*
+ * Check for -cpu help and -device help before we call select_machine(),
+ * which will return an error if the architecture has no default machine
+ * type and the user did not specify one, so that the user doesn't need
+ * to say '-cpu help -machine something'.
+ */
+ if (cpu_option && is_help_option(cpu_option)) {
+ list_cpus(cpu_option);
+ exit(0);
+ }
+
+ if (qemu_opts_foreach(qemu_find_opts("device"),
+ device_help_func, NULL, NULL)) {
+ exit(0);
+ }
+
+ /* -L help lists the data directories and exits. */
+ if (list_data_dirs) {
+ qemu_list_data_dirs();
+ exit(0);
+ }
+}
+
+static void qemu_maybe_daemonize(const char *pid_file)
+{
+ Error *err;
+
+ os_daemonize();
+ rcu_disable_atfork();
+
+ if (pid_file && !qemu_write_pidfile(pid_file, &err)) {
+ error_reportf_err(err, "cannot create PID file: ");
+ exit(1);
+ }
+
+ qemu_unlink_pidfile_notifier.notify = qemu_unlink_pidfile;
+ qemu_add_exit_notifier(&qemu_unlink_pidfile_notifier);
+}
+
+static void qemu_init_subsystems(void)
+{
+ Error *err;
os_set_line_buffering();
- error_init(argv[0]);
module_call_init(MODULE_INIT_TRACE);
qemu_init_cpu_list();
qemu_init_cpu_loop();
-
qemu_mutex_lock_iothread();
atexit(qemu_run_exit_notifiers);
- qemu_init_exec_dir(argv[0]);
module_call_init(MODULE_INIT_QOM);
module_call_init(MODULE_INIT_MIGRATION);
+ runstate_init();
+ precopy_infrastructure_init();
+ postcopy_infrastructure_init();
+ monitor_init_globals();
+
+ if (qcrypto_init(&err) < 0) {
+ error_reportf_err(err, "cannot initialize crypto: ");
+ exit(1);
+ }
+
+ os_setup_early_signal_handling();
+
+ bdrv_init_with_whitelist();
+ socket_init();
+}
+
+static void qemu_init_displays(void)
+{
+ DisplayState *ds;
+
+ /* init local displays */
+ ds = init_displaystate();
+ qemu_display_init(ds, &dpy);
+
+ /* must be after terminal init, SDL library changes signal handlers */
+ os_setup_signal_handling();
+
+ /* init remote displays */
+#ifdef CONFIG_VNC
+ qemu_opts_foreach(qemu_find_opts("vnc"),
+ vnc_init_func, NULL, &error_fatal);
+#endif
+
+ if (using_spice) {
+ qemu_spice.display_init();
+ }
+}
+
+/*
+ * Called after leaving preconfig state. From here on runstate is
+ * RUN_STATE_PRELAUNCH or RUN_STATE_INMIGRATE.
+ */
+static void qemu_init_board(void)
+{
+ MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
+
+ if (machine_class->default_ram_id && current_machine->ram_size &&
+ numa_uses_legacy_mem() && !current_machine->ram_memdev_id) {
+ create_default_memdev(current_machine, mem_path);
+ }
+
+ /* process plugin before CPUs are created, but once -smp has been parsed */
+ if (qemu_plugin_load_list(&plugin_list)) {
+ exit(1);
+ }
+
+ machine_run_board_init(current_machine);
+
+ /*
+ * TODO To drop support for deprecated bogus if=..., move
+ * drive_check_orphaned() here, replacing this call. Also drop
+ * its deprecation warning, along with DriveInfo member
+ * @claimed_by_board.
+ */
+ drive_mark_claimed_by_board();
+
+ realtime_init();
+
+ if (hax_enabled()) {
+ /* FIXME: why isn't cpu_synchronize_all_post_init enough? */
+ hax_sync_vcpus();
+ }
+}
+
+static void qemu_create_cli_devices(void)
+{
+ soundhw_init();
+
+ qemu_opts_foreach(qemu_find_opts("fw_cfg"),
+ parse_fw_cfg, fw_cfg_find(), &error_fatal);
+
+ /* init USB devices */
+ if (machine_usb(current_machine)) {
+ if (foreach_device_config(DEV_USB, usb_parse) < 0)
+ exit(1);
+ }
+
+ /* init generic devices */
+ rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
+ qemu_opts_foreach(qemu_find_opts("device"),
+ device_init_func, NULL, &error_fatal);
+ rom_reset_order_override();
+}
+
+static void qemu_machine_creation_done(void)
+{
+ cpu_synchronize_all_post_init();
+
+ /* Did we create any drives that we failed to create a device for? */
+ drive_check_orphaned();
+
+ /* Don't warn about the default network setup that you get if
+ * no command line -net or -netdev options are specified. There
+ * are two cases that we would otherwise complain about:
+ * (1) board doesn't support a NIC but the implicit "-net nic"
+ * requested one
+ * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
+ * sets up a nic that isn't connected to anything.
+ */
+ if (!default_net && (!qtest_enabled() || has_defaults)) {
+ net_check_clients();
+ }
+
+ qdev_prop_check_globals();
+
+ if (current_machine->boot_once) {
+ qemu_boot_set(current_machine->boot_once, &error_fatal);
+ qemu_register_reset(restore_boot_order, g_strdup(current_machine->boot_order));
+ }
+
+ if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
+ exit(1);
+ }
+
+ qdev_machine_creation_done();
+
+ /* TODO: once all bus devices are qdevified, this should be done
+ * when bus is created by qdev.c */
+ /*
+ * TODO: If we had a main 'reset container' that the whole system
+ * lived in, we could reset that using the multi-phase reset
+ * APIs. For the moment, we just reset the sysbus, which will cause
+ * all devices hanging off it (and all their child buses, recursively)
+ * to be reset. Note that this will *not* reset any Device objects
+ * which are not attached to some part of the qbus tree!
+ */
+ qemu_register_reset(resettable_cold_reset_fn, sysbus_get_default());
+ qemu_run_machine_init_done_notifiers();
+
+ if (rom_check_and_register_reset() != 0) {
+ error_report("rom check and register reset failed");
+ exit(1);
+ }
+
+ replay_start();
+
+ /* This checkpoint is required by replay to separate prior clock
+ reading from the other reads, because timer polling functions query
+ clock values from the log. */
+ replay_checkpoint(CHECKPOINT_RESET);
+ qemu_system_reset(SHUTDOWN_CAUSE_NONE);
+ register_global_state();
+}
+
+void qemu_init(int argc, char **argv, char **envp)
+{
+ QemuOpts *opts;
+ QemuOpts *icount_opts = NULL, *accel_opts = NULL;
+ QemuOptsList *olist;
+ int optind;
+ const char *optarg;
+ MachineClass *machine_class;
+ bool userconfig = true;
+ FILE *vmstate_dump_file = NULL;
+
qemu_add_opts(&qemu_drive_opts);
qemu_add_drive_opts(&qemu_legacy_drive_opts);
qemu_add_drive_opts(&qemu_common_drive_opts);
@@ -2950,27 +3337,10 @@ void qemu_init(int argc, char **argv, char **envp)
qemu_add_opts(&qemu_fw_cfg_opts);
module_call_init(MODULE_INIT_OPTS);
- runstate_init();
- precopy_infrastructure_init();
- postcopy_infrastructure_init();
- monitor_init_globals();
-
- if (qcrypto_init(&err) < 0) {
- error_reportf_err(err, "cannot initialize crypto: ");
- exit(1);
- }
-
- QTAILQ_INIT(&vm_change_state_head);
- os_setup_early_signal_handling();
-
- cpu_option = NULL;
- snapshot = 0;
-
- nb_nics = 0;
-
- bdrv_init_with_whitelist();
+ error_init(argv[0]);
+ qemu_init_exec_dir(argv[0]);
- autostart = 1;
+ qemu_init_subsystems();
/* first pass of option parsing */
optind = 1;
@@ -3107,20 +3477,16 @@ void qemu_init(int argc, char **argv, char **envp)
}
break;
case QEMU_OPTION_kernel:
- qemu_opts_set(qemu_find_opts("machine"), NULL, "kernel", optarg,
- &error_abort);
+ qemu_opts_set(qemu_find_opts("machine"), "kernel", optarg, &error_abort);
break;
case QEMU_OPTION_initrd:
- qemu_opts_set(qemu_find_opts("machine"), NULL, "initrd", optarg,
- &error_abort);
+ qemu_opts_set(qemu_find_opts("machine"), "initrd", optarg, &error_abort);
break;
case QEMU_OPTION_append:
- qemu_opts_set(qemu_find_opts("machine"), NULL, "append", optarg,
- &error_abort);
+ qemu_opts_set(qemu_find_opts("machine"), "append", optarg, &error_abort);
break;
case QEMU_OPTION_dtb:
- qemu_opts_set(qemu_find_opts("machine"), NULL, "dtb", optarg,
- &error_abort);
+ qemu_opts_set(qemu_find_opts("machine"), "dtb", optarg, &error_abort);
break;
case QEMU_OPTION_cdrom:
drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
@@ -3230,8 +3596,7 @@ void qemu_init(int argc, char **argv, char **envp)
}
break;
case QEMU_OPTION_bios:
- qemu_opts_set(qemu_find_opts("machine"), NULL, "firmware", optarg,
- &error_abort);
+ qemu_opts_set(qemu_find_opts("machine"), "firmware", optarg, &error_abort);
break;
case QEMU_OPTION_singlestep:
singlestep = 1;
@@ -3492,6 +3857,7 @@ void qemu_init(int argc, char **argv, char **envp)
break;
case QEMU_OPTION_preconfig:
preconfig_exit_requested = false;
+ preconfig_requested = true;
break;
case QEMU_OPTION_enable_kvm:
olist = qemu_find_opts("machine");
@@ -3842,330 +4208,33 @@ void qemu_init(int argc, char **argv, char **envp)
*/
loc_set_none();
+ qemu_validate_options();
+ qemu_process_sugar_options();
+
/*
- * Check for -cpu help and -device help before we call select_machine(),
- * which will return an error if the architecture has no default machine
- * type and the user did not specify one, so that the user doesn't need
- * to say '-cpu help -machine something'.
+ * These options affect everything else and should be processed
+ * before daemonizing.
*/
- if (cpu_option && is_help_option(cpu_option)) {
- list_cpus(cpu_option);
- exit(0);
- }
+ qemu_process_early_options();
- if (qemu_opts_foreach(qemu_find_opts("device"),
- device_help_func, NULL, NULL)) {
- exit(0);
- }
+ qemu_process_help_options();
+ qemu_maybe_daemonize(pid_file);
- user_register_global_props();
+ qemu_init_main_loop(&error_fatal);
+ cpu_timers_init();
+ user_register_global_props();
replay_configure(icount_opts);
- if (incoming && !preconfig_exit_requested) {
- error_report("'preconfig' and 'incoming' options are "
- "mutually exclusive");
- exit(EXIT_FAILURE);
- }
-
configure_rtc(qemu_find_opts_singleton("rtc"));
- machine_class = select_machine();
- object_set_machine_compat_props(machine_class->compat_props);
-
- have_custom_ram_size = set_memory_options(&ram_slots, &maxram_size,
- machine_class);
-
- os_daemonize();
- rcu_disable_atfork();
-
- if (pid_file && !qemu_write_pidfile(pid_file, &err)) {
- error_reportf_err(err, "cannot create PID file: ");
- exit(1);
- }
-
- qemu_unlink_pidfile_notifier.notify = qemu_unlink_pidfile;
- qemu_add_exit_notifier(&qemu_unlink_pidfile_notifier);
-
- if (qemu_init_main_loop(&main_loop_err)) {
- error_report_err(main_loop_err);
- exit(1);
- }
-
-#ifdef CONFIG_SECCOMP
- olist = qemu_find_opts_err("sandbox", NULL);
- if (olist) {
- qemu_opts_foreach(olist, parse_sandbox, NULL, &error_fatal);
- }
-#endif
-
- qemu_opts_foreach(qemu_find_opts("name"),
- parse_name, NULL, &error_fatal);
-
-#ifndef _WIN32
- qemu_opts_foreach(qemu_find_opts("add-fd"),
- parse_add_fd, NULL, &error_fatal);
-
- qemu_opts_foreach(qemu_find_opts("add-fd"),
- cleanup_add_fd, NULL, &error_fatal);
-#endif
-
- current_machine = MACHINE(object_new_with_class(OBJECT_CLASS(machine_class)));
- if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
- exit(0);
- }
- object_property_add_child(object_get_root(), "machine",
- OBJECT(current_machine));
- object_property_add_child(container_get(OBJECT(current_machine),
- "/unattached"),
- "sysbus", OBJECT(sysbus_get_default()));
-
- if (machine_class->minimum_page_bits) {
- if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
- /* This would be a board error: specifying a minimum smaller than
- * a target's compile-time fixed setting.
- */
- g_assert_not_reached();
- }
- }
-
- cpu_exec_init_all();
-
- if (machine_class->hw_version) {
- qemu_set_hw_version(machine_class->hw_version);
- }
-
- if (!trace_init_backends()) {
- exit(1);
- }
- trace_init_file();
-
- /* Open the logfile at this point and set the log mask if necessary.
- */
- qemu_set_log_filename(log_file, &error_fatal);
- if (log_mask) {
- int mask;
- mask = qemu_str_to_log_mask(log_mask);
- if (!mask) {
- qemu_print_log_usage(stdout);
- exit(1);
- }
- qemu_set_log(mask);
- } else {
- qemu_set_log(0);
- }
-
- /* add configured firmware directories */
- dirs = g_strsplit(CONFIG_QEMU_FIRMWAREPATH, G_SEARCHPATH_SEPARATOR_S, 0);
- for (i = 0; dirs[i] != NULL; i++) {
- qemu_add_data_dir(get_relocated_path(dirs[i]));
- }
- g_strfreev(dirs);
-
- /* try to find datadir relative to the executable path */
- qemu_add_data_dir(find_datadir());
-
- /* -L help lists the data directories and exits. */
- if (list_data_dirs) {
- for (i = 0; i < data_dir_idx; i++) {
- printf("%s\n", data_dir[i]);
- }
- exit(0);
- }
-
- machine_class->smp_parse(current_machine,
- qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
-
- /* sanity-check smp_cpus and max_cpus against machine_class */
- if (current_machine->smp.cpus < machine_class->min_cpus) {
- error_report("Invalid SMP CPUs %d. The min CPUs "
- "supported by machine '%s' is %d",
- current_machine->smp.cpus,
- machine_class->name, machine_class->min_cpus);
- exit(1);
- }
- if (current_machine->smp.max_cpus > machine_class->max_cpus) {
- error_report("Invalid SMP CPUs %d. The max CPUs "
- "supported by machine '%s' is %d",
- current_machine->smp.max_cpus,
- machine_class->name, machine_class->max_cpus);
- exit(1);
- }
+ qemu_create_machine(select_machine());
- if (mem_prealloc) {
- char *val;
+ qemu_disable_default_devices();
+ qemu_create_default_devices();
+ qemu_create_early_backends();
- val = g_strdup_printf("%d", current_machine->smp.cpus);
- object_register_sugar_prop("memory-backend", "prealloc-threads", val);
- g_free(val);
- object_register_sugar_prop("memory-backend", "prealloc", "on");
- }
-
- /*
- * Get the default machine options from the machine if it is not already
- * specified either by the configuration file or by the command line.
- */
- if (machine_class->default_machine_opts) {
- qemu_opts_set_defaults(qemu_find_opts("machine"),
- machine_class->default_machine_opts, 0);
- }
-
- /* process plugin before CPUs are created, but once -smp has been parsed */
- if (qemu_plugin_load_list(&plugin_list)) {
- exit(1);
- }
-
- qemu_opts_foreach(qemu_find_opts("device"),
- default_driver_check, NULL, NULL);
- qemu_opts_foreach(qemu_find_opts("global"),
- default_driver_check, NULL, NULL);
-
- if (!vga_model && !default_vga) {
- vga_interface_type = VGA_DEVICE;
- }
- if (!has_defaults || machine_class->no_serial) {
- default_serial = 0;
- }
- if (!has_defaults || machine_class->no_parallel) {
- default_parallel = 0;
- }
- if (!has_defaults || machine_class->no_floppy) {
- default_floppy = 0;
- }
- if (!has_defaults || machine_class->no_cdrom) {
- default_cdrom = 0;
- }
- if (!has_defaults || machine_class->no_sdcard) {
- default_sdcard = 0;
- }
- if (!has_defaults) {
- default_monitor = 0;
- default_net = 0;
- default_vga = 0;
- }
-
- if (is_daemonized()) {
- if (!preconfig_exit_requested) {
- error_report("'preconfig' and 'daemonize' options are "
- "mutually exclusive");
- exit(EXIT_FAILURE);
- }
-
- /* According to documentation and historically, -nographic redirects
- * serial port, parallel port and monitor to stdio, which does not work
- * with -daemonize. We can redirect these to null instead, but since
- * -nographic is legacy, let's just error out.
- * We disallow -nographic only if all other ports are not redirected
- * explicitly, to not break existing legacy setups which uses
- * -nographic _and_ redirects all ports explicitly - this is valid
- * usage, -nographic is just a no-op in this case.
- */
- if (nographic
- && (default_parallel || default_serial || default_monitor)) {
- error_report("-nographic cannot be used with -daemonize");
- exit(1);
- }
-#ifdef CONFIG_CURSES
- if (dpy.type == DISPLAY_TYPE_CURSES) {
- error_report("curses display cannot be used with -daemonize");
- exit(1);
- }
-#endif
- }
-
- if (nographic) {
- if (default_parallel)
- add_device_config(DEV_PARALLEL, "null");
- if (default_serial && default_monitor) {
- add_device_config(DEV_SERIAL, "mon:stdio");
- } else {
- if (default_serial)
- add_device_config(DEV_SERIAL, "stdio");
- if (default_monitor)
- monitor_parse("stdio", "readline", false);
- }
- } else {
- if (default_serial)
- add_device_config(DEV_SERIAL, "vc:80Cx24C");
- if (default_parallel)
- add_device_config(DEV_PARALLEL, "vc:80Cx24C");
- if (default_monitor)
- monitor_parse("vc:80Cx24C", "readline", false);
- }
-
-#if defined(CONFIG_VNC)
- if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
- display_remote++;
- }
-#endif
- if (dpy.type == DISPLAY_TYPE_DEFAULT && !display_remote) {
- if (!qemu_display_find_default(&dpy)) {
- dpy.type = DISPLAY_TYPE_NONE;
-#if defined(CONFIG_VNC)
- vnc_parse("localhost:0,to=99,id=default", &error_abort);
-#endif
- }
- }
- if (dpy.type == DISPLAY_TYPE_DEFAULT) {
- dpy.type = DISPLAY_TYPE_NONE;
- }
-
- if ((alt_grab || ctrl_grab) && dpy.type != DISPLAY_TYPE_SDL) {
- error_report("-alt-grab and -ctrl-grab are only valid "
- "for SDL, ignoring option");
- }
- if (dpy.has_window_close &&
- (dpy.type != DISPLAY_TYPE_GTK && dpy.type != DISPLAY_TYPE_SDL)) {
- error_report("-no-quit is only valid for GTK and SDL, "
- "ignoring option");
- }
-
- qemu_display_early_init(&dpy);
- qemu_console_early_init();
-
- if (dpy.has_gl && dpy.gl != DISPLAYGL_MODE_OFF && display_opengl == 0) {
-#if defined(CONFIG_OPENGL)
- error_report("OpenGL is not supported by the display");
-#else
- error_report("OpenGL support is disabled");
-#endif
- exit(1);
- }
-
- page_size_init();
- socket_init();
-
- qemu_opts_foreach(qemu_find_opts("object"),
- user_creatable_add_opts_foreach,
- object_create_initial, &error_fatal);
-
- /* spice needs the timers to be initialized by this point */
- /* spice must initialize before audio as it changes the default auiodev */
- /* spice must initialize before chardevs (for spicevmc and spiceport) */
- qemu_spice.init();
-
- qemu_opts_foreach(qemu_find_opts("chardev"),
- chardev_init_func, NULL, &error_fatal);
-
-#ifdef CONFIG_VIRTFS
- qemu_opts_foreach(qemu_find_opts("fsdev"),
- fsdev_init_func, NULL, &error_fatal);
-#endif
-
- /*
- * Note: we need to create audio and block backends before
- * machine_set_property(), so machine properties can refer to
- * them.
- */
- configure_blockdev(&bdo_queue, machine_class, snapshot);
- audio_init_audiodevs();
-
- machine_opts = qemu_get_machine_opts();
- qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
- &error_fatal);
- current_machine->ram_size = ram_size;
- current_machine->maxram_size = maxram_size;
- current_machine->ram_slots = ram_slots;
+ qemu_apply_machine_options();
/*
* Note: uses machine properties such as kernel-irqchip, must run
@@ -4189,6 +4258,7 @@ void qemu_init(int argc, char **argv, char **envp)
* called from configure_accelerator().
*/
+ machine_class = MACHINE_GET_CLASS(current_machine);
if (!qtest_enabled() && machine_class->deprecation_reason) {
error_report("Machine type '%s' is deprecated: %s",
machine_class->name, machine_class->deprecation_reason);
@@ -4200,121 +4270,7 @@ void qemu_init(int argc, char **argv, char **envp)
*/
migration_object_init();
- if (qtest_chrdev) {
- qtest_server_init(qtest_chrdev, qtest_log, &error_fatal);
- }
-
- machine_opts = qemu_get_machine_opts();
- kernel_filename = qemu_opt_get(machine_opts, "kernel");
- initrd_filename = qemu_opt_get(machine_opts, "initrd");
- kernel_cmdline = qemu_opt_get(machine_opts, "append");
- bios_name = qemu_opt_get(machine_opts, "firmware");
-
- opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
- if (opts) {
- boot_order = qemu_opt_get(opts, "order");
- if (boot_order) {
- validate_bootdevices(boot_order, &error_fatal);
- }
-
- boot_once = qemu_opt_get(opts, "once");
- if (boot_once) {
- validate_bootdevices(boot_once, &error_fatal);
- }
-
- boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
- boot_strict = qemu_opt_get_bool(opts, "strict", false);
- }
-
- if (!boot_order) {
- boot_order = machine_class->default_boot_order;
- }
-
- if (!kernel_cmdline) {
- kernel_cmdline = "";
- current_machine->kernel_cmdline = (char *)kernel_cmdline;
- }
-
- linux_boot = (kernel_filename != NULL);
-
- if (!linux_boot && *kernel_cmdline != '\0') {
- error_report("-append only allowed with -kernel option");
- exit(1);
- }
-
- if (!linux_boot && initrd_filename != NULL) {
- error_report("-initrd only allowed with -kernel option");
- exit(1);
- }
-
- if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
- /* fall back to the -kernel/-append */
- semihosting_arg_fallback(kernel_filename, kernel_cmdline);
- }
-
- /* initialize cpu timers and VCPU throttle modules */
- cpu_timers_init();
-
- if (default_net) {
- QemuOptsList *net = qemu_find_opts("net");
- qemu_opts_set(net, NULL, "type", "nic", &error_abort);
-#ifdef CONFIG_SLIRP
- qemu_opts_set(net, NULL, "type", "user", &error_abort);
-#endif
- }
-
- if (net_init_clients(&err) < 0) {
- error_report_err(err);
- exit(1);
- }
-
- qemu_opts_foreach(qemu_find_opts("object"),
- user_creatable_add_opts_foreach,
- object_create_delayed, &error_fatal);
-
- if (tpm_init() < 0) {
- exit(1);
- }
-
- blk_mig_init();
- ram_mig_init();
- dirty_bitmap_mig_init();
-
- qemu_opts_foreach(qemu_find_opts("mon"),
- mon_init_func, NULL, &error_fatal);
-
- if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
- exit(1);
- if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
- exit(1);
- if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
- exit(1);
-
- /* now chardevs have been created we may have semihosting to connect */
- qemu_semihosting_connect_chardevs();
- qemu_semihosting_console_init();
-
- /* If no default VGA is requested, the default is "none". */
- if (default_vga) {
- vga_model = get_default_vga_model(machine_class);
- }
- if (vga_model) {
- select_vgahw(machine_class, vga_model);
- }
-
- if (watchdog) {
- i = select_watchdog(watchdog);
- if (i > 0)
- exit (i == 1 ? 1 : 0);
- }
-
- /* This checkpoint is required by replay to separate prior clock
- reading from the other reads, because timer polling functions query
- clock values from the log. */
- replay_checkpoint(CHECKPOINT_INIT);
- qdev_machine_init();
-
- current_machine->boot_order = boot_order;
+ qemu_create_late_backends();
/* parse features once if machine provides default cpu_type */
current_machine->cpu_type = machine_class->default_cpu_type;
@@ -4322,155 +4278,26 @@ void qemu_init(int argc, char **argv, char **envp)
current_machine->cpu_type = parse_cpu_option(cpu_option);
}
- if (current_machine->ram_memdev_id) {
- Object *backend;
- ram_addr_t backend_size;
-
- backend = object_resolve_path_type(current_machine->ram_memdev_id,
- TYPE_MEMORY_BACKEND, NULL);
- if (!backend) {
- error_report("Memory backend '%s' not found",
- current_machine->ram_memdev_id);
- exit(EXIT_FAILURE);
- }
- backend_size = object_property_get_uint(backend, "size", &error_abort);
- if (have_custom_ram_size && backend_size != ram_size) {
- error_report("Size specified by -m option must match size of "
- "explicitly specified 'memory-backend' property");
- exit(EXIT_FAILURE);
- }
- if (mem_path) {
- error_report("'-mem-path' can't be used together with"
- "'-machine memory-backend'");
- exit(EXIT_FAILURE);
- }
- ram_size = backend_size;
- }
+ qemu_resolve_machine_memdev();
+ parse_numa_opts(current_machine);
- if (!xen_enabled()) {
- /* On 32-bit hosts, QEMU is limited by virtual address space */
- if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
- error_report("at most 2047 MB RAM can be simulated");
- exit(1);
- }
+ if (preconfig_requested) {
+ qemu_init_displays();
}
- parse_numa_opts(current_machine);
-
/* do monitor/qmp handling at preconfig state if requested */
qemu_main_loop();
- if (machine_class->default_ram_id && current_machine->ram_size &&
- numa_uses_legacy_mem() && !current_machine->ram_memdev_id) {
- create_default_memdev(current_machine, mem_path);
- }
-
- /* from here on runstate is RUN_STATE_PRELAUNCH */
- machine_run_board_init(current_machine);
-
- /*
- * TODO To drop support for deprecated bogus if=..., move
- * drive_check_orphaned() here, replacing this call. Also drop
- * its deprecation warning, along with DriveInfo member
- * @claimed_by_board.
- */
- drive_mark_claimed_by_board();
-
- realtime_init();
+ qemu_init_board();
- soundhw_init();
+ qemu_create_cli_devices();
- if (hax_enabled()) {
- hax_sync_vcpus();
+ /* initialize displays after all errors have been reported */
+ if (!preconfig_requested) {
+ qemu_init_displays();
}
+ qemu_machine_creation_done();
- qemu_opts_foreach(qemu_find_opts("fw_cfg"),
- parse_fw_cfg, fw_cfg_find(), &error_fatal);
-
- /* init USB devices */
- if (machine_usb(current_machine)) {
- if (foreach_device_config(DEV_USB, usb_parse) < 0)
- exit(1);
- }
-
- /* init generic devices */
- rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
- qemu_opts_foreach(qemu_find_opts("device"),
- device_init_func, NULL, &error_fatal);
-
- cpu_synchronize_all_post_init();
-
- rom_reset_order_override();
-
- /* Did we create any drives that we failed to create a device for? */
- drive_check_orphaned();
-
- /* Don't warn about the default network setup that you get if
- * no command line -net or -netdev options are specified. There
- * are two cases that we would otherwise complain about:
- * (1) board doesn't support a NIC but the implicit "-net nic"
- * requested one
- * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
- * sets up a nic that isn't connected to anything.
- */
- if (!default_net && (!qtest_enabled() || has_defaults)) {
- net_check_clients();
- }
-
- if (boot_once) {
- qemu_boot_set(boot_once, &error_fatal);
- qemu_register_reset(restore_boot_order, g_strdup(boot_order));
- }
-
- /* init local displays */
- ds = init_displaystate();
- qemu_display_init(ds, &dpy);
-
- /* must be after terminal init, SDL library changes signal handlers */
- os_setup_signal_handling();
-
- /* init remote displays */
-#ifdef CONFIG_VNC
- qemu_opts_foreach(qemu_find_opts("vnc"),
- vnc_init_func, NULL, &error_fatal);
-#endif
-
- if (using_spice) {
- qemu_spice.display_init();
- }
-
- if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
- exit(1);
- }
-
- qdev_machine_creation_done();
-
- /* TODO: once all bus devices are qdevified, this should be done
- * when bus is created by qdev.c */
- /*
- * TODO: If we had a main 'reset container' that the whole system
- * lived in, we could reset that using the multi-phase reset
- * APIs. For the moment, we just reset the sysbus, which will cause
- * all devices hanging off it (and all their child buses, recursively)
- * to be reset. Note that this will *not* reset any Device objects
- * which are not attached to some part of the qbus tree!
- */
- qemu_register_reset(resettable_cold_reset_fn, sysbus_get_default());
- qemu_run_machine_init_done_notifiers();
-
- if (rom_check_and_register_reset() != 0) {
- error_report("rom check and register reset failed");
- exit(1);
- }
-
- replay_start();
-
- /* This checkpoint is required by replay to separate prior clock
- reading from the other reads, because timer polling functions query
- clock values from the log. */
- replay_checkpoint(CHECKPOINT_RESET);
- qemu_system_reset(SHUTDOWN_CAUSE_NONE);
- register_global_state();
if (loadvm) {
Error *local_err = NULL;
if (load_snapshot(loadvm, &local_err) < 0) {
@@ -4483,22 +4310,22 @@ void qemu_init(int argc, char **argv, char **envp)
replay_vmstate_init();
}
- qdev_prop_check_globals();
if (vmstate_dump_file) {
/* dump and exit */
dump_vmstate_json_to_file(vmstate_dump_file);
exit(0);
}
-
if (incoming) {
Error *local_err = NULL;
- qemu_start_incoming_migration(incoming, &local_err);
- if (local_err) {
- error_reportf_err(local_err, "-incoming %s: ", incoming);
- exit(1);
+ if (strcmp(incoming, "defer") != 0) {
+ qmp_migrate_incoming(incoming, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "-incoming %s: ", incoming);
+ exit(1);
+ }
}
} else if (autostart) {
- vm_start();
+ qmp_cont(NULL);
}
accel_setup_post(current_machine);
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-30 04:58:17 +0000