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qdev: make compat stuff more generic

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This patch renames the compat properties into global properties and
makes them more generic.  The compatibility stuff is only one of
multiple possible users now.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Gerd Hoffmann 2009-12-08 13:11:33 +01:00 committed by Anthony Liguori
parent 4d6e3ac5d4
commit 458fb6792d
6 changed files with 24 additions and 16 deletions
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2
hw/boards.h
View file

@ -20,7 +20,7 @@ typedef struct QEMUMachine {
int use_scsi;
int max_cpus;
int is_default;
CompatProperty *compat_props;
GlobalProperty *compat_props;
struct QEMUMachine *next;
} QEMUMachine;

2
hw/pc.c
View file

@ -1298,7 +1298,7 @@ static QEMUMachine pc_machine_v0_10 = {
.desc = "Standard PC, qemu 0.10",
.init = pc_init_pci,
.max_cpus = 255,
.compat_props = (CompatProperty[]) {
.compat_props = (GlobalProperty[]) {
{
.driver = "virtio-blk-pci",
.property = "class",

22
hw/qdev-properties.c
View file

@ -593,21 +593,27 @@ void qdev_prop_set_defaults(DeviceState *dev, Property *props)
}
}
static CompatProperty *compat_props;
static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
void qdev_prop_register_compat(CompatProperty *props)
void qdev_prop_register_global(GlobalProperty *prop)
{
compat_props = props;
QTAILQ_INSERT_TAIL(&global_props, prop, next);
}
void qdev_prop_set_compat(DeviceState *dev)
void qdev_prop_register_global_list(GlobalProperty *props)
{
CompatProperty *prop;
int i;
if (!compat_props) {
return;
for (i = 0; props[i].driver != NULL; i++) {
qdev_prop_register_global(props+i);
}
for (prop = compat_props; prop->driver != NULL; prop++) {
}
void qdev_prop_set_globals(DeviceState *dev)
{
GlobalProperty *prop;
QTAILQ_FOREACH(prop, &global_props, next) {
if (strcmp(dev->info->name, prop->driver) != 0) {
continue;
}

2
hw/qdev.c
View file

@ -103,7 +103,7 @@ DeviceState *qdev_create(BusState *bus, const char *name)
dev->parent_bus = bus;
qdev_prop_set_defaults(dev, dev->info->props);
qdev_prop_set_defaults(dev, dev->parent_bus->info->props);
qdev_prop_set_compat(dev);
qdev_prop_set_globals(dev);
QLIST_INSERT_HEAD(&bus->children, dev, sibling);
if (qdev_hotplug) {
assert(bus->allow_hotplug);

10
hw/qdev.h
View file

@ -92,11 +92,12 @@ struct PropertyInfo {
int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
};
struct CompatProperty {
typedef struct GlobalProperty {
const char *driver;
const char *property;
const char *value;
};
QTAILQ_ENTRY(GlobalProperty) next;
} GlobalProperty;
/*** Board API. This should go away once we have a machine config file. ***/
@ -256,8 +257,9 @@ void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value);
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value);
void qdev_prop_set_defaults(DeviceState *dev, Property *props);
void qdev_prop_register_compat(CompatProperty *props);
void qdev_prop_set_compat(DeviceState *dev);
void qdev_prop_register_global(GlobalProperty *prop);
void qdev_prop_register_global_list(GlobalProperty *props);
void qdev_prop_set_globals(DeviceState *dev);
/* This is a nasty hack to allow passing a NULL bus to qdev_create. */
extern struct BusInfo system_bus_info;

2
vl.c
View file

@ -5779,7 +5779,7 @@ int main(int argc, char **argv, char **envp)
}
if (machine->compat_props) {
qdev_prop_register_compat(machine->compat_props);
qdev_prop_register_global_list(machine->compat_props);
}
machine->init(ram_size, boot_devices,
kernel_filename, kernel_cmdline, initrd_filename, cpu_model);