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-rw-r--r--softmmu/vl.c302
1 files changed, 137 insertions, 165 deletions
diff --git a/softmmu/vl.c b/softmmu/vl.c
index 488cc4d09e..84a31eba76 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -93,6 +93,7 @@
#include "qemu/config-file.h"
#include "qemu/qemu-options.h"
#include "qemu/main-loop.h"
+#include "hw/cxl/cxl.h"
#ifdef CONFIG_VIRTFS
#include "fsdev/qemu-fsdev.h"
#endif
@@ -116,8 +117,11 @@
#include "crypto/init.h"
#include "sysemu/replay.h"
#include "qapi/qapi-events-run-state.h"
+#include "qapi/qapi-types-audio.h"
+#include "qapi/qapi-visit-audio.h"
#include "qapi/qapi-visit-block-core.h"
#include "qapi/qapi-visit-compat.h"
+#include "qapi/qapi-visit-machine.h"
#include "qapi/qapi-visit-ui.h"
#include "qapi/qapi-commands-block-core.h"
#include "qapi/qapi-commands-migration.h"
@@ -143,6 +147,12 @@ typedef struct BlockdevOptionsQueueEntry {
typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue;
+typedef struct CXLFMWOptionQueueEntry {
+ CXLFixedMemoryWindowOptions *opts;
+ Location loc;
+ QSIMPLEQ_ENTRY(CXLFMWOptionQueueEntry) entry;
+} CXLFMWOptionQueueEntry;
+
typedef struct ObjectOption {
ObjectOptions *opts;
QTAILQ_ENTRY(ObjectOption) next;
@@ -159,19 +169,20 @@ static const char *mem_path;
static const char *incoming;
static const char *loadvm;
static const char *accelerators;
+static bool have_custom_ram_size;
+static const char *ram_memdev_id;
static QDict *machine_opts_dict;
static QTAILQ_HEAD(, ObjectOption) object_opts = QTAILQ_HEAD_INITIALIZER(object_opts);
static QTAILQ_HEAD(, DeviceOption) device_opts = QTAILQ_HEAD_INITIALIZER(device_opts);
-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 QSIMPLEQ_HEAD(, CXLFMWOptionQueueEntry) CXLFMW_opts =
+ QSIMPLEQ_HEAD_INITIALIZER(CXLFMW_opts);
static bool nographic = false;
static int mem_prealloc; /* force preallocation of physical target memory */
-static ram_addr_t ram_size;
static const char *vga_model = NULL;
static DisplayOptions dpy;
static int num_serial_hds;
@@ -1154,6 +1165,24 @@ static void parse_display(const char *p)
}
}
+static void parse_cxl_fixed_memory_window(const char *optarg)
+{
+ CXLFMWOptionQueueEntry *cfmws_entry;
+ Visitor *v;
+
+ v = qobject_input_visitor_new_str(optarg, "cxl-fixed-memory-window",
+ &error_fatal);
+ cfmws_entry = g_new(CXLFMWOptionQueueEntry, 1);
+ visit_type_CXLFixedMemoryWindowOptions(v, NULL, &cfmws_entry->opts,
+ &error_fatal);
+ if (!cfmws_entry->opts) {
+ exit(1);
+ }
+ visit_free(v);
+ loc_save(&cfmws_entry->loc);
+ QSIMPLEQ_INSERT_TAIL(&CXLFMW_opts, cfmws_entry, entry);
+}
+
static inline bool nonempty_str(const char *str)
{
return str && *str;
@@ -1736,6 +1765,7 @@ static void keyval_dashify(QDict *qdict, Error **errp)
static void qemu_apply_legacy_machine_options(QDict *qdict)
{
const char *value;
+ QObject *prop;
keyval_dashify(qdict, &error_fatal);
@@ -1768,6 +1798,26 @@ static void qemu_apply_legacy_machine_options(QDict *qdict)
false);
qdict_del(qdict, "kernel-irqchip");
}
+
+ value = qdict_get_try_str(qdict, "memory-backend");
+ if (value) {
+ if (mem_path) {
+ error_report("'-mem-path' can't be used together with"
+ "'-machine memory-backend'");
+ exit(EXIT_FAILURE);
+ }
+
+ /* Resolved later. */
+ ram_memdev_id = g_strdup(value);
+ qdict_del(qdict, "memory-backend");
+ }
+
+ prop = qdict_get(qdict, "memory");
+ if (prop) {
+ have_custom_ram_size =
+ qobject_type(prop) == QTYPE_QDICT &&
+ qdict_haskey(qobject_to(QDict, prop), "size");
+ }
}
static void object_option_foreach_add(bool (*type_opt_predicate)(const char *))
@@ -1884,38 +1934,7 @@ static bool object_create_early(const char *type)
static void qemu_apply_machine_options(QDict *qdict)
{
- MachineClass *machine_class = MACHINE_GET_CLASS(current_machine);
- const char *boot_order = NULL;
- const char *boot_once = NULL;
- QemuOpts *opts;
-
object_set_properties_from_keyval(OBJECT(current_machine), qdict, false, &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()) {
/* fall back to the -kernel/-append */
@@ -2026,125 +2045,81 @@ static void qemu_create_late_backends(void)
qemu_semihosting_console_init();
}
-static bool have_custom_ram_size(void)
+static void cxl_set_opts(void)
{
- QemuOpts *opts = qemu_find_opts_singleton("memory");
- return !!qemu_opt_get_size(opts, "size", 0);
+ while (!QSIMPLEQ_EMPTY(&CXLFMW_opts)) {
+ CXLFMWOptionQueueEntry *cfmws_entry = QSIMPLEQ_FIRST(&CXLFMW_opts);
+
+ loc_restore(&cfmws_entry->loc);
+ QSIMPLEQ_REMOVE_HEAD(&CXLFMW_opts, entry);
+ cxl_fixed_memory_window_config(current_machine, cfmws_entry->opts,
+ &error_fatal);
+ qapi_free_CXLFixedMemoryWindowOptions(cfmws_entry->opts);
+ g_free(cfmws_entry);
+ }
}
static void qemu_resolve_machine_memdev(void)
{
- if (current_machine->ram_memdev_id) {
+ if (ram_memdev_id) {
Object *backend;
ram_addr_t backend_size;
- backend = object_resolve_path_type(current_machine->ram_memdev_id,
+ backend = object_resolve_path_type(ram_memdev_id,
TYPE_MEMORY_BACKEND, NULL);
if (!backend) {
- error_report("Memory backend '%s' not found",
- current_machine->ram_memdev_id);
+ error_report("Memory backend '%s' not found", 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);
+ if (!have_custom_ram_size) {
+ backend_size = object_property_get_uint(backend, "size", &error_abort);
+ current_machine->ram_size = backend_size;
}
+ object_property_set_link(OBJECT(current_machine),
+ "memory-backend", backend, &error_fatal);
}
}
-static void set_memory_options(MachineClass *mc)
+static void parse_memory_options(const char *arg)
{
- uint64_t sz;
+ QemuOpts *opts;
+ QDict *dict, *prop;
const char *mem_str;
- const ram_addr_t default_ram_size = mc->default_ram_size;
- QemuOpts *opts = qemu_find_opts_singleton("memory");
- Location loc;
- loc_push_none(&loc);
- qemu_opts_loc_restore(opts);
+ opts = qemu_opts_parse_noisily(qemu_find_opts("memory"), arg, true);
+ if (!opts) {
+ exit(EXIT_FAILURE);
+ }
- sz = 0;
- mem_str = qemu_opt_get(opts, "size");
- if (mem_str) {
+ prop = qdict_new();
+
+ if (qemu_opt_get_size(opts, "size", 0) != 0) {
+ mem_str = qemu_opt_get(opts, "size");
if (!*mem_str) {
error_report("missing 'size' option value");
exit(EXIT_FAILURE);
}
- sz = qemu_opt_get_size(opts, "size", ram_size);
-
/* Fix up legacy suffix-less format */
if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
- uint64_t overflow_check = sz;
-
- sz *= MiB;
- if (sz / MiB != overflow_check) {
- error_report("too large 'size' option value");
- exit(EXIT_FAILURE);
- }
+ g_autofree char *mib_str = g_strdup_printf("%sM", mem_str);
+ qdict_put_str(prop, "size", mib_str);
+ } else {
+ qdict_put_str(prop, "size", mem_str);
}
}
- /* backward compatibility behaviour for case "-m 0" */
- if (sz == 0) {
- sz = default_ram_size;
- }
-
- sz = QEMU_ALIGN_UP(sz, 8192);
- if (mc->fixup_ram_size) {
- sz = mc->fixup_ram_size(sz);
- }
- ram_size = sz;
- if (ram_size != sz) {
- error_report("ram size too large");
- exit(EXIT_FAILURE);
- }
-
- maxram_size = ram_size;
-
if (qemu_opt_get(opts, "maxmem")) {
- uint64_t slots;
-
- sz = qemu_opt_get_size(opts, "maxmem", 0);
- slots = qemu_opt_get_number(opts, "slots", 0);
- if (sz < ram_size) {
- error_report("invalid value of -m option maxmem: "
- "maximum memory size (0x%" PRIx64 ") must be at least "
- "the initial memory size (0x" RAM_ADDR_FMT ")",
- sz, ram_size);
- exit(EXIT_FAILURE);
- } else if (slots && sz == ram_size) {
- error_report("invalid value of -m option maxmem: "
- "memory slots were specified but maximum memory size "
- "(0x%" PRIx64 ") is equal to the initial memory size "
- "(0x" RAM_ADDR_FMT ")", sz, ram_size);
- exit(EXIT_FAILURE);
- }
-
- 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);
+ qdict_put_str(prop, "max-size", qemu_opt_get(opts, "maxmem"));
+ }
+ if (qemu_opt_get(opts, "slots")) {
+ qdict_put_str(prop, "slots", qemu_opt_get(opts, "slots"));
}
- loc_pop(&loc);
+ dict = qdict_new();
+ qdict_put(dict, "memory", prop);
+ keyval_merge(machine_opts_dict, dict, &error_fatal);
+ qobject_unref(dict);
}
static void qemu_create_machine(QDict *qdict)
@@ -2152,8 +2127,6 @@ static void qemu_create_machine(QDict *qdict)
MachineClass *machine_class = select_machine(qdict, &error_fatal);
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)));
object_property_add_child(object_get_root(), "machine",
OBJECT(current_machine));
@@ -2212,7 +2185,9 @@ static bool is_qemuopts_group(const char *group)
{
if (g_str_equal(group, "object") ||
g_str_equal(group, "machine") ||
- g_str_equal(group, "smp-opts")) {
+ g_str_equal(group, "smp-opts") ||
+ g_str_equal(group, "boot-opts") ||
+ g_str_equal(group, "memory")) {
return false;
}
return true;
@@ -2234,6 +2209,10 @@ static void qemu_record_config_group(const char *group, QDict *dict,
keyval_merge(machine_opts_dict, dict, errp);
} else if (g_str_equal(group, "smp-opts")) {
machine_merge_property("smp", dict, &error_fatal);
+ } else if (g_str_equal(group, "boot-opts")) {
+ machine_merge_property("boot", dict, &error_fatal);
+ } else if (g_str_equal(group, "memory")) {
+ machine_merge_property("memory", dict, &error_fatal);
} else {
abort();
}
@@ -2440,27 +2419,6 @@ static void configure_accelerators(const char *progname)
}
}
-static void create_default_memdev(MachineState *ms, const char *path)
-{
- Object *obj;
- MachineClass *mc = MACHINE_GET_CLASS(ms);
-
- obj = object_new(path ? TYPE_MEMORY_BACKEND_FILE : TYPE_MEMORY_BACKEND_RAM);
- if (path) {
- object_property_set_str(obj, "mem-path", path, &error_fatal);
- }
- object_property_set_int(obj, "size", ms->ram_size, &error_fatal);
- object_property_add_child(object_get_objects_root(), mc->default_ram_id,
- obj);
- /* Ensure backend's memory region name is equal to mc->default_ram_id */
- object_property_set_bool(obj, "x-use-canonical-path-for-ramblock-id",
- false, &error_fatal);
- user_creatable_complete(USER_CREATABLE(obj), &error_fatal);
- object_unref(obj);
- object_property_set_str(OBJECT(ms), "memory-backend", mc->default_ram_id,
- &error_fatal);
-}
-
static void qemu_validate_options(const QDict *machine_opts)
{
const char *kernel_filename = qdict_get_try_str(machine_opts, "kernel");
@@ -2645,18 +2603,11 @@ static void qemu_init_displays(void)
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 */
qemu_plugin_load_list(&plugin_list, &error_fatal);
/* From here on we enter MACHINE_PHASE_INITIALIZED. */
- machine_run_board_init(current_machine);
+ machine_run_board_init(current_machine, mem_path, &error_fatal);
drive_check_orphaned();
@@ -2754,6 +2705,7 @@ void qmp_x_exit_preconfig(Error **errp)
qemu_init_board();
qemu_create_cli_devices();
+ cxl_fixed_memory_window_link_targets(errp);
qemu_machine_creation_done();
if (loadvm) {
@@ -2934,6 +2886,9 @@ void qemu_init(int argc, char **argv, char **envp)
exit(1);
}
break;
+ case QEMU_OPTION_cxl_fixed_memory_window:
+ parse_cxl_fixed_memory_window(optarg);
+ break;
case QEMU_OPTION_display:
parse_display(optarg);
break;
@@ -2979,11 +2934,7 @@ void qemu_init(int argc, char **argv, char **envp)
drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
break;
case QEMU_OPTION_boot:
- opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
- optarg, true);
- if (!opts) {
- exit(1);
- }
+ machine_parse_property_opt(qemu_find_opts("boot-opts"), "boot", optarg);
break;
case QEMU_OPTION_fda:
case QEMU_OPTION_fdb:
@@ -3027,9 +2978,33 @@ void qemu_init(int argc, char **argv, char **envp)
case QEMU_OPTION_audiodev:
audio_parse_option(optarg);
break;
- case QEMU_OPTION_soundhw:
- select_soundhw (optarg);
+ case QEMU_OPTION_audio: {
+ QDict *dict = keyval_parse(optarg, "driver", NULL, &error_fatal);
+ char *model;
+ Audiodev *dev = NULL;
+ Visitor *v;
+
+ if (!qdict_haskey(dict, "id")) {
+ qdict_put_str(dict, "id", "audiodev0");
+ }
+ if (!qdict_haskey(dict, "model")) {
+ error_setg(&error_fatal, "Parameter 'model' is missing");
+ }
+ model = g_strdup(qdict_get_str(dict, "model"));
+ qdict_del(dict, "model");
+ if (is_help_option(model)) {
+ show_valid_soundhw();
+ exit(0);
+ }
+ v = qobject_input_visitor_new_keyval(QOBJECT(dict));
+ qobject_unref(dict);
+ visit_type_Audiodev(v, NULL, &dev, &error_fatal);
+ visit_free(v);
+ audio_define(dev);
+ select_soundhw(model, dev->id);
+ g_free(model);
break;
+ }
case QEMU_OPTION_h:
help(0);
break;
@@ -3038,11 +3013,7 @@ void qemu_init(int argc, char **argv, char **envp)
exit(0);
break;
case QEMU_OPTION_m:
- opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
- optarg, true);
- if (!opts) {
- exit(EXIT_FAILURE);
- }
+ parse_memory_options(optarg);
break;
#ifdef CONFIG_TPM
case QEMU_OPTION_tpmdev:
@@ -3732,7 +3703,7 @@ void qemu_init(int argc, char **argv, char **envp)
machine_class = MACHINE_GET_CLASS(current_machine);
if (!qtest_enabled() && machine_class->deprecation_reason) {
- error_report("Machine type '%s' is deprecated: %s",
+ warn_report("Machine type '%s' is deprecated: %s",
machine_class->name, machine_class->deprecation_reason);
}
@@ -3753,6 +3724,7 @@ void qemu_init(int argc, char **argv, char **envp)
qemu_resolve_machine_memdev();
parse_numa_opts(current_machine);
+ cxl_set_opts();
if (vmstate_dump_file) {
/* dump and exit */
generated by cgit v1.2.3 (git 2.26.2) at 2025-02-02 07:27:09 +0000