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Diffstat (limited to 'hw/core/qdev-properties-system.c')
-rw-r--r--hw/core/qdev-properties-system.c135
1 files changed, 91 insertions, 44 deletions
diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c
index 8912fb4e9c..7a9a1d6404 100644
--- a/hw/core/qdev-properties-system.c
+++ b/hw/core/qdev-properties-system.c
@@ -21,6 +21,7 @@
#include "qemu/ctype.h"
#include "qemu/cutils.h"
#include "qemu/units.h"
+#include "qemu/uuid.h"
#include "qemu/error-report.h"
#include "qdev-prop-internal.h"
@@ -32,11 +33,11 @@
#include "hw/pci/pci.h"
#include "util/block-helpers.h"
-static bool check_prop_still_unset(DeviceState *dev, const char *name,
+static bool check_prop_still_unset(Object *obj, const char *name,
const void *old_val, const char *new_val,
Error **errp)
{
- const GlobalProperty *prop = qdev_find_global_prop(dev, name);
+ const GlobalProperty *prop = qdev_find_global_prop(obj, name);
if (!old_val) {
return true;
@@ -59,9 +60,8 @@ static bool check_prop_still_unset(DeviceState *dev, const char *name,
static void get_drive(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- void **ptr = qdev_get_prop_ptr(dev, prop);
+ void **ptr = qdev_get_prop_ptr(obj, prop);
const char *value;
char *p;
@@ -87,7 +87,7 @@ static void set_drive_helper(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- void **ptr = qdev_get_prop_ptr(dev, prop);
+ void **ptr = qdev_get_prop_ptr(obj, prop);
char *str;
BlockBackend *blk;
bool blk_created = false;
@@ -106,7 +106,7 @@ static void set_drive_helper(Object *obj, Visitor *v, const char *name,
* TODO Should this really be an error? If no, the old value
* needs to be released before we store the new one.
*/
- if (!check_prop_still_unset(dev, name, *ptr, str, errp)) {
+ if (!check_prop_still_unset(obj, name, *ptr, str, errp)) {
return;
}
@@ -185,7 +185,7 @@ static void release_drive(Object *obj, const char *name, void *opaque)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- BlockBackend **ptr = qdev_get_prop_ptr(dev, prop);
+ BlockBackend **ptr = qdev_get_prop_ptr(obj, prop);
if (*ptr) {
AioContext *ctx = blk_get_aio_context(*ptr);
@@ -218,8 +218,7 @@ const PropertyInfo qdev_prop_drive_iothread = {
static void get_chr(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
- DeviceState *dev = DEVICE(obj);
- CharBackend *be = qdev_get_prop_ptr(dev, opaque);
+ CharBackend *be = qdev_get_prop_ptr(obj, opaque);
char *p;
p = g_strdup(be->chr && be->chr->label ? be->chr->label : "");
@@ -232,7 +231,7 @@ static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- CharBackend *be = qdev_get_prop_ptr(dev, prop);
+ CharBackend *be = qdev_get_prop_ptr(obj, prop);
Chardev *s;
char *str;
@@ -249,7 +248,7 @@ static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque,
* TODO Should this really be an error? If no, the old value
* needs to be released before we store the new one.
*/
- if (!check_prop_still_unset(dev, name, be->chr, str, errp)) {
+ if (!check_prop_still_unset(obj, name, be->chr, str, errp)) {
return;
}
@@ -272,9 +271,8 @@ static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque,
static void release_chr(Object *obj, const char *name, void *opaque)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- CharBackend *be = qdev_get_prop_ptr(dev, prop);
+ CharBackend *be = qdev_get_prop_ptr(obj, prop);
qemu_chr_fe_deinit(be, false);
}
@@ -297,9 +295,8 @@ const PropertyInfo qdev_prop_chr = {
static void get_mac(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- MACAddr *mac = qdev_get_prop_ptr(dev, prop);
+ MACAddr *mac = qdev_get_prop_ptr(obj, prop);
char buffer[2 * 6 + 5 + 1];
char *p = buffer;
@@ -315,7 +312,7 @@ static void set_mac(Object *obj, Visitor *v, const char *name, void *opaque,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- MACAddr *mac = qdev_get_prop_ptr(dev, prop);
+ MACAddr *mac = qdev_get_prop_ptr(obj, prop);
int i, pos;
char *str;
const char *p;
@@ -356,7 +353,7 @@ static void set_mac(Object *obj, Visitor *v, const char *name, void *opaque,
return;
inval:
- error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
+ error_set_from_qdev_prop_error(errp, EINVAL, obj, prop, str);
g_free(str);
}
@@ -381,9 +378,8 @@ void qdev_prop_set_macaddr(DeviceState *dev, const char *name,
static void get_netdev(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- NICPeers *peers_ptr = qdev_get_prop_ptr(dev, prop);
+ NICPeers *peers_ptr = qdev_get_prop_ptr(obj, prop);
char *p = g_strdup(peers_ptr->ncs[0] ? peers_ptr->ncs[0]->name : "");
visit_type_str(v, name, &p, errp);
@@ -395,7 +391,7 @@ static void set_netdev(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- NICPeers *peers_ptr = qdev_get_prop_ptr(dev, prop);
+ NICPeers *peers_ptr = qdev_get_prop_ptr(obj, prop);
NetClientState **ncs = peers_ptr->ncs;
NetClientState *peers[MAX_QUEUE_NUM];
int queues, err = 0, i = 0;
@@ -434,7 +430,7 @@ static void set_netdev(Object *obj, Visitor *v, const char *name,
* TODO Should this really be an error? If no, the old value
* needs to be released before we store the new one.
*/
- if (!check_prop_still_unset(dev, name, ncs[i], str, errp)) {
+ if (!check_prop_still_unset(obj, name, ncs[i], str, errp)) {
goto out;
}
@@ -445,7 +441,7 @@ static void set_netdev(Object *obj, Visitor *v, const char *name,
peers_ptr->queues = queues;
out:
- error_set_from_qdev_prop_error(errp, err, dev, prop, str);
+ error_set_from_qdev_prop_error(errp, err, obj, prop, str);
g_free(str);
}
@@ -461,9 +457,8 @@ const PropertyInfo qdev_prop_netdev = {
static void get_audiodev(Object *obj, Visitor *v, const char* name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- QEMUSoundCard *card = qdev_get_prop_ptr(dev, prop);
+ QEMUSoundCard *card = qdev_get_prop_ptr(obj, prop);
char *p = g_strdup(audio_get_id(card));
visit_type_str(v, name, &p, errp);
@@ -475,7 +470,7 @@ static void set_audiodev(Object *obj, Visitor *v, const char* name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- QEMUSoundCard *card = qdev_get_prop_ptr(dev, prop);
+ QEMUSoundCard *card = qdev_get_prop_ptr(obj, prop);
AudioState *state;
int err = 0;
char *str;
@@ -498,7 +493,7 @@ static void set_audiodev(Object *obj, Visitor *v, const char* name,
card->state = state;
out:
- error_set_from_qdev_prop_error(errp, err, dev, prop, str);
+ error_set_from_qdev_prop_error(errp, err, obj, prop, str);
g_free(str);
}
@@ -582,7 +577,7 @@ static void set_blocksize(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
+ uint32_t *ptr = qdev_get_prop_ptr(obj, prop);
uint64_t value;
Error *local_err = NULL;
@@ -674,9 +669,8 @@ const PropertyInfo qdev_prop_multifd_compression = {
static void get_reserved_region(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- ReservedRegion *rr = qdev_get_prop_ptr(dev, prop);
+ ReservedRegion *rr = qdev_get_prop_ptr(obj, prop);
char buffer[64];
char *p = buffer;
int rc;
@@ -693,7 +687,7 @@ static void set_reserved_region(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- ReservedRegion *rr = qdev_get_prop_ptr(dev, prop);
+ ReservedRegion *rr = qdev_get_prop_ptr(obj, prop);
Error *local_err = NULL;
const char *endptr;
char *str;
@@ -761,7 +755,7 @@ static void set_pci_devfn(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- int32_t value, *ptr = qdev_get_prop_ptr(dev, prop);
+ int32_t value, *ptr = qdev_get_prop_ptr(obj, prop);
unsigned int slot, fn, n;
char *str;
@@ -797,14 +791,14 @@ static void set_pci_devfn(Object *obj, Visitor *v, const char *name,
return;
invalid:
- error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
+ error_set_from_qdev_prop_error(errp, EINVAL, obj, prop, str);
g_free(str);
}
-static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest,
+static int print_pci_devfn(Object *obj, Property *prop, char *dest,
size_t len)
{
- int32_t *ptr = qdev_get_prop_ptr(dev, prop);
+ int32_t *ptr = qdev_get_prop_ptr(obj, prop);
if (*ptr == -1) {
return snprintf(dest, len, "<unset>");
@@ -827,9 +821,8 @@ const PropertyInfo qdev_prop_pci_devfn = {
static void get_pci_host_devaddr(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop);
+ PCIHostDeviceAddress *addr = qdev_get_prop_ptr(obj, prop);
char buffer[] = "ffff:ff:ff.f";
char *p = buffer;
int rc = 0;
@@ -856,7 +849,7 @@ static void set_pci_host_devaddr(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop);
+ PCIHostDeviceAddress *addr = qdev_get_prop_ptr(obj, prop);
char *str, *p;
char *e;
unsigned long val;
@@ -922,7 +915,7 @@ static void set_pci_host_devaddr(Object *obj, Visitor *v, const char *name,
return;
inval:
- error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
+ error_set_from_qdev_prop_error(errp, EINVAL, obj, prop, str);
g_free(str);
}
@@ -950,9 +943,8 @@ const PropertyInfo qdev_prop_off_auto_pcibar = {
static void get_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIExpLinkSpeed *p = qdev_get_prop_ptr(dev, prop);
+ PCIExpLinkSpeed *p = qdev_get_prop_ptr(obj, prop);
int speed;
switch (*p) {
@@ -981,7 +973,7 @@ static void set_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIExpLinkSpeed *p = qdev_get_prop_ptr(dev, prop);
+ PCIExpLinkSpeed *p = qdev_get_prop_ptr(obj, prop);
int speed;
if (dev->realized) {
@@ -1027,9 +1019,8 @@ const PropertyInfo qdev_prop_pcie_link_speed = {
static void get_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
- DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIExpLinkWidth *p = qdev_get_prop_ptr(dev, prop);
+ PCIExpLinkWidth *p = qdev_get_prop_ptr(obj, prop);
int width;
switch (*p) {
@@ -1067,7 +1058,7 @@ static void set_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name,
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
- PCIExpLinkWidth *p = qdev_get_prop_ptr(dev, prop);
+ PCIExpLinkWidth *p = qdev_get_prop_ptr(obj, prop);
int width;
if (dev->realized) {
@@ -1116,3 +1107,59 @@ const PropertyInfo qdev_prop_pcie_link_width = {
.set = set_prop_pcielinkwidth,
.set_default_value = qdev_propinfo_set_default_value_enum,
};
+
+/* --- UUID --- */
+
+static void get_uuid(Object *obj, Visitor *v, const char *name, void *opaque,
+ Error **errp)
+{
+ Property *prop = opaque;
+ QemuUUID *uuid = qdev_get_prop_ptr(obj, prop);
+ char buffer[UUID_FMT_LEN + 1];
+ char *p = buffer;
+
+ qemu_uuid_unparse(uuid, buffer);
+
+ visit_type_str(v, name, &p, errp);
+}
+
+#define UUID_VALUE_AUTO "auto"
+
+static void set_uuid(Object *obj, Visitor *v, const char *name, void *opaque,
+ Error **errp)
+{
+ DeviceState *dev = DEVICE(obj);
+ Property *prop = opaque;
+ QemuUUID *uuid = qdev_get_prop_ptr(obj, prop);
+ char *str;
+
+ if (dev->realized) {
+ qdev_prop_set_after_realize(dev, name, errp);
+ return;
+ }
+
+ if (!visit_type_str(v, name, &str, errp)) {
+ return;
+ }
+
+ if (!strcmp(str, UUID_VALUE_AUTO)) {
+ qemu_uuid_generate(uuid);
+ } else if (qemu_uuid_parse(str, uuid) < 0) {
+ error_set_from_qdev_prop_error(errp, EINVAL, obj, prop, str);
+ }
+ g_free(str);
+}
+
+static void set_default_uuid_auto(ObjectProperty *op, const Property *prop)
+{
+ object_property_set_default_str(op, UUID_VALUE_AUTO);
+}
+
+const PropertyInfo qdev_prop_uuid = {
+ .name = "str",
+ .description = "UUID (aka GUID) or \"" UUID_VALUE_AUTO
+ "\" for random value (default)",
+ .get = get_uuid,
+ .set = set_uuid,
+ .set_default_value = set_default_uuid_auto,
+};
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-11 09:10:37 +0000