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-rw-r--r--blockdev.c1
-rw-r--r--include/qemu/config-file.h1
-rw-r--r--include/sysemu/sysemu.h2
-rw-r--r--util/qemu-config.c77
-rw-r--r--vl.c3
5 files changed, 82 insertions, 2 deletions
diff --git a/blockdev.c b/blockdev.c
index d95569482a..330aa4a3a4 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -47,7 +47,6 @@
#include "sysemu/arch_init.h"
static QTAILQ_HEAD(drivelist, DriveInfo) drives = QTAILQ_HEAD_INITIALIZER(drives);
-extern QemuOptsList qemu_common_drive_opts;
static const char *const if_name[IF_COUNT] = {
[IF_NONE] = "none",
diff --git a/include/qemu/config-file.h b/include/qemu/config-file.h
index ad4a9e5c3a..508428ff32 100644
--- a/include/qemu/config-file.h
+++ b/include/qemu/config-file.h
@@ -8,6 +8,7 @@
QemuOptsList *qemu_find_opts(const char *group);
QemuOptsList *qemu_find_opts_err(const char *group, Error **errp);
void qemu_add_opts(QemuOptsList *list);
+void qemu_add_drive_opts(QemuOptsList *list);
int qemu_set_option(const char *str);
int qemu_global_option(const char *str);
void qemu_add_globals(void);
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index cd5791eb74..495dae8c39 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -193,6 +193,8 @@ QemuOpts *qemu_get_machine_opts(void);
bool usb_enabled(bool default_usb);
+extern QemuOptsList qemu_legacy_drive_opts;
+extern QemuOptsList qemu_common_drive_opts;
extern QemuOptsList qemu_drive_opts;
extern QemuOptsList qemu_chardev_opts;
extern QemuOptsList qemu_device_opts;
diff --git a/util/qemu-config.c b/util/qemu-config.c
index a59568d070..04da942a25 100644
--- a/util/qemu-config.c
+++ b/util/qemu-config.c
@@ -8,6 +8,7 @@
#include "qmp-commands.h"
static QemuOptsList *vm_config_groups[32];
+static QemuOptsList *drive_config_groups[4];
static QemuOptsList *find_list(QemuOptsList **lists, const char *group,
Error **errp)
@@ -77,6 +78,59 @@ static CommandLineParameterInfoList *query_option_descs(const QemuOptDesc *desc)
return param_list;
}
+/* remove repeated entry from the info list */
+static void cleanup_infolist(CommandLineParameterInfoList *head)
+{
+ CommandLineParameterInfoList *pre_entry, *cur, *del_entry;
+
+ cur = head;
+ while (cur->next) {
+ pre_entry = head;
+ while (pre_entry != cur->next) {
+ if (!strcmp(pre_entry->value->name, cur->next->value->name)) {
+ del_entry = cur->next;
+ cur->next = cur->next->next;
+ g_free(del_entry);
+ break;
+ }
+ pre_entry = pre_entry->next;
+ }
+ cur = cur->next;
+ }
+}
+
+/* merge the description items of two parameter infolists */
+static void connect_infolist(CommandLineParameterInfoList *head,
+ CommandLineParameterInfoList *new)
+{
+ CommandLineParameterInfoList *cur;
+
+ cur = head;
+ while (cur->next) {
+ cur = cur->next;
+ }
+ cur->next = new;
+}
+
+/* access all the local QemuOptsLists for drive option */
+static CommandLineParameterInfoList *get_drive_infolist(void)
+{
+ CommandLineParameterInfoList *head = NULL, *cur;
+ int i;
+
+ for (i = 0; drive_config_groups[i] != NULL; i++) {
+ if (!head) {
+ head = query_option_descs(drive_config_groups[i]->desc);
+ } else {
+ cur = query_option_descs(drive_config_groups[i]->desc);
+ connect_infolist(head, cur);
+ }
+ }
+ cleanup_infolist(head);
+
+ return head;
+}
+
CommandLineOptionInfoList *qmp_query_command_line_options(bool has_option,
const char *option,
Error **errp)
@@ -89,7 +143,12 @@ CommandLineOptionInfoList *qmp_query_command_line_options(bool has_option,
if (!has_option || !strcmp(option, vm_config_groups[i]->name)) {
info = g_malloc0(sizeof(*info));
info->option = g_strdup(vm_config_groups[i]->name);
- info->parameters = query_option_descs(vm_config_groups[i]->desc);
+ if (!strcmp("drive", vm_config_groups[i]->name)) {
+ info->parameters = get_drive_infolist();
+ } else {
+ info->parameters =
+ query_option_descs(vm_config_groups[i]->desc);
+ }
entry = g_malloc0(sizeof(*entry));
entry->value = info;
entry->next = conf_list;
@@ -109,6 +168,22 @@ QemuOptsList *qemu_find_opts_err(const char *group, Error **errp)
return find_list(vm_config_groups, group, errp);
}
+void qemu_add_drive_opts(QemuOptsList *list)
+{
+ int entries, i;
+
+ entries = ARRAY_SIZE(drive_config_groups);
+ entries--; /* keep list NULL terminated */
+ for (i = 0; i < entries; i++) {
+ if (drive_config_groups[i] == NULL) {
+ drive_config_groups[i] = list;
+ return;
+ }
+ }
+ fprintf(stderr, "ran out of space in drive_config_groups");
+ abort();
+}
+
void qemu_add_opts(QemuOptsList *list)
{
int entries, i;
diff --git a/vl.c b/vl.c
index 4ad15b808c..a585257096 100644
--- a/vl.c
+++ b/vl.c
@@ -2867,6 +2867,9 @@ int main(int argc, char **argv, char **envp)
module_call_init(MODULE_INIT_QOM);
qemu_add_opts(&qemu_drive_opts);
+ qemu_add_drive_opts(&qemu_legacy_drive_opts);
+ qemu_add_drive_opts(&qemu_common_drive_opts);
+ qemu_add_drive_opts(&qemu_drive_opts);
qemu_add_opts(&qemu_chardev_opts);
qemu_add_opts(&qemu_device_opts);
qemu_add_opts(&qemu_netdev_opts);