2009-05-14 23:35:06 +02:00
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#ifndef QDEV_H
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#define QDEV_H
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#include "hw.h"
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2009-09-12 09:36:22 +02:00
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#include "qemu-queue.h"
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2009-08-03 17:35:18 +02:00
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#include "qemu-char.h"
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2009-07-31 12:25:37 +02:00
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#include "qemu-option.h"
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2011-12-12 21:29:26 +01:00
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#include "qapi/qapi-visit-core.h"
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2011-12-16 21:34:46 +01:00
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#include "qemu/object.h"
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2009-05-14 23:35:06 +02:00
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2009-07-15 13:43:31 +02:00
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typedef struct Property Property;
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typedef struct PropertyInfo PropertyInfo;
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2009-05-14 23:35:06 +02:00
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2009-07-15 13:48:21 +02:00
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typedef struct CompatProperty CompatProperty;
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2009-05-23 01:05:19 +02:00
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typedef struct BusState BusState;
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2009-05-14 23:35:06 +02:00
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2009-06-30 14:12:08 +02:00
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typedef struct BusInfo BusInfo;
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2009-09-25 21:42:34 +02:00
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enum DevState {
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DEV_STATE_CREATED = 1,
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DEV_STATE_INITIALIZED,
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};
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2010-02-25 12:54:43 +01:00
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enum {
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DEV_NVECTORS_UNSPECIFIED = -1,
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};
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2011-12-16 21:34:46 +01:00
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#define TYPE_DEVICE "device"
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#define DEVICE(obj) OBJECT_CHECK(DeviceState, (obj), TYPE_DEVICE)
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2011-12-04 18:08:36 +01:00
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#define DEVICE_CLASS(klass) OBJECT_CLASS_CHECK(DeviceClass, (klass), TYPE_DEVICE)
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#define DEVICE_GET_CLASS(obj) OBJECT_GET_CLASS(DeviceClass, (obj), TYPE_DEVICE)
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2011-12-16 21:34:46 +01:00
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2011-12-09 22:02:56 +01:00
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typedef int (*qdev_initfn)(DeviceState *dev);
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2011-12-09 18:06:57 +01:00
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typedef int (*qdev_event)(DeviceState *dev);
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typedef void (*qdev_resetfn)(DeviceState *dev);
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2011-12-16 21:34:46 +01:00
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typedef struct DeviceClass {
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ObjectClass parent_class;
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2011-12-09 18:06:57 +01:00
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const char *fw_name;
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const char *desc;
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Property *props;
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int no_user;
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/* callbacks */
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2011-12-04 18:36:01 +01:00
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void (*reset)(DeviceState *dev);
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2011-12-09 18:06:57 +01:00
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/* device state */
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const VMStateDescription *vmsd;
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/* Private to qdev / bus. */
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qdev_initfn init;
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qdev_event unplug;
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qdev_event exit;
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BusInfo *bus_info;
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2011-12-16 21:34:46 +01:00
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} DeviceClass;
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2009-05-14 23:35:06 +02:00
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/* This structure should not be accessed directly. We declare it here
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so that it can be embedded in individual device state structures. */
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2009-05-23 01:05:19 +02:00
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struct DeviceState {
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2011-12-16 21:34:46 +01:00
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Object parent_obj;
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2009-07-31 12:25:37 +02:00
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const char *id;
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2009-09-25 21:42:34 +02:00
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enum DevState state;
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2009-09-25 21:42:49 +02:00
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QemuOpts *opts;
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2009-09-25 21:42:41 +02:00
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int hotplugged;
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2009-05-23 01:05:19 +02:00
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BusState *parent_bus;
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2009-05-14 23:35:06 +02:00
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int num_gpio_out;
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qemu_irq *gpio_out;
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int num_gpio_in;
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qemu_irq *gpio_in;
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2009-09-12 09:36:22 +02:00
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QLIST_HEAD(, BusState) child_bus;
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2009-07-15 13:59:24 +02:00
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int num_child_bus;
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2011-09-14 09:28:06 +02:00
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QTAILQ_ENTRY(DeviceState) sibling;
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2010-05-15 13:32:40 +02:00
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int instance_id_alias;
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int alias_required_for_version;
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2009-05-23 01:05:19 +02:00
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};
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2009-06-30 14:12:08 +02:00
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typedef void (*bus_dev_printfn)(Monitor *mon, DeviceState *dev, int indent);
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2010-06-25 19:08:52 +02:00
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typedef char *(*bus_get_dev_path)(DeviceState *dev);
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2010-12-08 12:34:55 +01:00
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/*
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* This callback is used to create Open Firmware device path in accordance with
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* OF spec http://forthworks.com/standards/of1275.pdf. Indicidual bus bindings
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* can be found here http://playground.sun.com/1275/bindings/.
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*/
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typedef char *(*bus_get_fw_dev_path)(DeviceState *dev);
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2010-11-19 10:56:00 +01:00
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typedef int (qbus_resetfn)(BusState *bus);
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2010-06-25 19:08:52 +02:00
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2009-06-30 14:12:08 +02:00
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struct BusInfo {
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const char *name;
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size_t size;
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bus_dev_printfn print_dev;
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2010-06-25 19:08:52 +02:00
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bus_get_dev_path get_dev_path;
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2010-12-08 12:34:55 +01:00
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bus_get_fw_dev_path get_fw_dev_path;
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2010-11-19 10:56:00 +01:00
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qbus_resetfn *reset;
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2009-07-15 13:43:31 +02:00
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Property *props;
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2009-06-30 14:12:08 +02:00
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};
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2009-05-23 01:05:19 +02:00
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struct BusState {
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DeviceState *parent;
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2009-06-30 14:12:08 +02:00
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BusInfo *info;
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2009-05-23 01:05:19 +02:00
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const char *name;
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2009-09-25 21:42:41 +02:00
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int allow_hotplug;
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2009-09-16 22:25:27 +02:00
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int qdev_allocated;
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2011-07-28 18:02:13 +02:00
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QTAILQ_HEAD(ChildrenHead, DeviceState) children;
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2009-09-12 09:36:22 +02:00
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QLIST_ENTRY(BusState) sibling;
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2009-05-14 23:35:06 +02:00
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};
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2009-07-15 13:43:31 +02:00
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struct Property {
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const char *name;
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PropertyInfo *info;
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int offset;
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2012-02-02 09:43:02 +01:00
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uint8_t bitnr;
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uint8_t qtype;
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int64_t defval;
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2009-07-15 13:43:31 +02:00
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};
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struct PropertyInfo {
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const char *name;
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2011-12-18 17:05:10 +01:00
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const char *legacy_name;
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2012-02-02 22:09:44 +01:00
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const char **enum_table;
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2011-12-18 17:05:09 +01:00
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int64_t min;
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int64_t max;
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2009-07-15 13:43:31 +02:00
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int (*parse)(DeviceState *dev, Property *prop, const char *str);
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int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
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2012-01-30 15:55:55 +01:00
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ObjectPropertyAccessor *get;
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ObjectPropertyAccessor *set;
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2012-02-02 13:08:48 +01:00
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ObjectPropertyRelease *release;
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2009-07-15 13:43:31 +02:00
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};
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2009-12-08 13:11:33 +01:00
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typedef struct GlobalProperty {
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2009-07-15 13:48:21 +02:00
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const char *driver;
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const char *property;
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const char *value;
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2009-12-08 13:11:33 +01:00
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QTAILQ_ENTRY(GlobalProperty) next;
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} GlobalProperty;
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2009-07-15 13:48:21 +02:00
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2009-05-14 23:35:06 +02:00
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/*** Board API. This should go away once we have a machine config file. ***/
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2009-05-23 01:05:19 +02:00
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DeviceState *qdev_create(BusState *bus, const char *name);
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2011-02-05 15:34:25 +01:00
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DeviceState *qdev_try_create(BusState *bus, const char *name);
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2011-09-27 21:15:42 +02:00
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bool qdev_exists(const char *name);
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2010-01-29 19:48:57 +01:00
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int qdev_device_help(QemuOpts *opts);
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2009-07-31 12:25:37 +02:00
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DeviceState *qdev_device_add(QemuOpts *opts);
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2009-10-18 18:26:06 +02:00
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int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT;
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2009-10-07 01:15:58 +02:00
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void qdev_init_nofail(DeviceState *dev);
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2010-05-15 13:32:40 +02:00
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void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id,
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int required_for_version);
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2009-09-25 21:42:41 +02:00
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int qdev_unplug(DeviceState *dev);
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2009-05-23 01:05:19 +02:00
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void qdev_free(DeviceState *dev);
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2009-09-25 21:42:41 +02:00
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int qdev_simple_unplug_cb(DeviceState *dev);
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void qdev_machine_creation_done(void);
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2011-01-04 20:37:50 +01:00
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bool qdev_machine_modified(void);
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2009-05-14 23:35:06 +02:00
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qemu_irq qdev_get_gpio_in(DeviceState *dev, int n);
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void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin);
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2009-05-23 01:05:19 +02:00
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BusState *qdev_get_child_bus(DeviceState *dev, const char *name);
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2009-05-14 23:35:06 +02:00
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2009-05-14 23:35:06 +02:00
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/*** Device API. ***/
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/* Register device properties. */
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2009-05-26 15:56:11 +02:00
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/* GPIO inputs also double as IRQ sinks. */
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2009-05-14 23:35:06 +02:00
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void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n);
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void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n);
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2009-05-23 01:05:19 +02:00
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BusState *qdev_get_parent_bus(DeviceState *dev);
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2009-05-14 23:35:06 +02:00
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2009-05-23 01:05:19 +02:00
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/*** BUS API. ***/
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2010-12-24 04:14:12 +01:00
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DeviceState *qdev_find_recursive(BusState *bus, const char *id);
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2010-11-19 10:55:58 +01:00
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/* Returns 0 to walk children, > 0 to skip walk, < 0 to terminate walk. */
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typedef int (qbus_walkerfn)(BusState *bus, void *opaque);
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typedef int (qdev_walkerfn)(DeviceState *dev, void *opaque);
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2009-09-16 22:25:27 +02:00
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void qbus_create_inplace(BusState *bus, BusInfo *info,
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DeviceState *parent, const char *name);
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2009-06-30 14:12:08 +02:00
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BusState *qbus_create(BusInfo *info, DeviceState *parent, const char *name);
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2010-11-19 10:55:58 +01:00
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/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion,
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* < 0 if either devfn or busfn terminate walk somewhere in cursion,
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* 0 otherwise. */
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int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn,
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qbus_walkerfn *busfn, void *opaque);
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int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn,
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qbus_walkerfn *busfn, void *opaque);
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2010-11-19 10:56:01 +01:00
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void qdev_reset_all(DeviceState *dev);
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2010-12-20 06:33:35 +01:00
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void qbus_reset_all_fn(void *opaque);
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2009-09-25 21:42:34 +02:00
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void qbus_free(BusState *bus);
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2009-05-23 01:05:19 +02:00
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#define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev)
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2010-11-19 10:55:59 +01:00
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/* This should go away once we get rid of the NULL bus hack */
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BusState *sysbus_get_default(void);
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2009-06-05 16:53:17 +02:00
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/*** monitor commands ***/
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void do_info_qtree(Monitor *mon);
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2009-08-03 15:03:09 +02:00
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void do_info_qdm(Monitor *mon);
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2010-02-10 20:52:01 +01:00
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int do_device_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
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2010-03-22 11:38:14 +01:00
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int do_device_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
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2009-06-05 16:53:17 +02:00
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2009-07-15 13:43:31 +02:00
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/*** qdev-properties.c ***/
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2010-01-10 12:52:41 +01:00
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extern PropertyInfo qdev_prop_bit;
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2009-09-29 22:48:25 +02:00
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extern PropertyInfo qdev_prop_uint8;
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2009-07-15 13:43:31 +02:00
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extern PropertyInfo qdev_prop_uint16;
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extern PropertyInfo qdev_prop_uint32;
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2009-09-10 11:43:25 +02:00
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extern PropertyInfo qdev_prop_int32;
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2009-07-21 13:10:41 +02:00
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extern PropertyInfo qdev_prop_uint64;
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2011-10-07 09:19:52 +02:00
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extern PropertyInfo qdev_prop_hex8;
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2009-07-15 13:43:31 +02:00
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extern PropertyInfo qdev_prop_hex32;
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2009-07-21 13:10:41 +02:00
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extern PropertyInfo qdev_prop_hex64;
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2009-10-12 13:45:47 +02:00
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extern PropertyInfo qdev_prop_string;
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2009-08-03 17:35:18 +02:00
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extern PropertyInfo qdev_prop_chr;
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2009-07-15 13:43:31 +02:00
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extern PropertyInfo qdev_prop_ptr;
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extern PropertyInfo qdev_prop_macaddr;
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2012-01-23 20:15:11 +01:00
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extern PropertyInfo qdev_prop_losttickpolicy;
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2009-07-31 12:25:40 +02:00
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extern PropertyInfo qdev_prop_drive;
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2009-10-21 15:25:25 +02:00
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extern PropertyInfo qdev_prop_netdev;
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extern PropertyInfo qdev_prop_vlan;
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2009-07-15 13:59:22 +02:00
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extern PropertyInfo qdev_prop_pci_devfn;
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2009-07-15 13:43:31 +02:00
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP(_name, _state, _field, _prop, _type) { \
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.name = (_name), \
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.info = &(_prop), \
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.offset = offsetof(_state, _field) \
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+ type_check(_type,typeof_field(_state, _field)), \
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}
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#define DEFINE_PROP_DEFAULT(_name, _state, _field, _defval, _prop, _type) { \
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.name = (_name), \
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.info = &(_prop), \
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.offset = offsetof(_state, _field) \
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+ type_check(_type,typeof_field(_state, _field)), \
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2012-02-02 09:43:02 +01:00
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.qtype = QTYPE_QINT, \
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.defval = (_type)_defval, \
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2009-08-03 17:35:17 +02:00
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}
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2010-01-10 12:52:41 +01:00
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#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) { \
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.name = (_name), \
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.info = &(qdev_prop_bit), \
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.bitnr = (_bit), \
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.offset = offsetof(_state, _field) \
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+ type_check(uint32_t,typeof_field(_state, _field)), \
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2012-02-02 09:43:02 +01:00
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.qtype = QTYPE_QBOOL, \
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.defval = (bool)_defval, \
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2010-01-10 12:52:41 +01:00
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}
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2009-08-03 17:35:17 +02:00
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2009-09-29 22:48:25 +02:00
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#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint8, uint8_t)
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint16, uint16_t)
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#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint32, uint32_t)
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2009-09-10 11:43:25 +02:00
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#define DEFINE_PROP_INT32(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_int32, int32_t)
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint64, uint64_t)
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2011-10-07 09:19:52 +02:00
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#define DEFINE_PROP_HEX8(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex8, uint8_t)
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP_HEX32(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex32, uint32_t)
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#define DEFINE_PROP_HEX64(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex64, uint64_t)
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#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_pci_devfn, uint32_t)
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#define DEFINE_PROP_PTR(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*)
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2009-08-03 17:35:18 +02:00
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#define DEFINE_PROP_CHR(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*)
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2009-10-12 13:45:47 +02:00
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#define DEFINE_PROP_STRING(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_string, char*)
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2009-10-21 15:25:24 +02:00
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#define DEFINE_PROP_NETDEV(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_netdev, VLANClientState*)
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2009-10-21 15:25:25 +02:00
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#define DEFINE_PROP_VLAN(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_vlan, VLANState*)
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2010-05-05 16:36:52 +02:00
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#define DEFINE_PROP_DRIVE(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_drive, BlockDriverState *)
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP_MACADDR(_n, _s, _f) \
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2009-10-21 15:25:23 +02:00
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DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, MACAddr)
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2012-01-23 20:15:11 +01:00
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#define DEFINE_PROP_LOSTTICKPOLICY(_n, _s, _f, _d) \
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DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_losttickpolicy, \
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LostTickPolicy)
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2009-08-03 17:35:17 +02:00
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#define DEFINE_PROP_END_OF_LIST() \
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{}
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2009-07-15 13:43:31 +02:00
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/* Set properties between creation and init. */
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void *qdev_get_prop_ptr(DeviceState *dev, Property *prop);
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2009-10-21 15:25:28 +02:00
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int qdev_prop_exists(DeviceState *dev, const char *name);
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2009-07-15 13:43:31 +02:00
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int qdev_prop_parse(DeviceState *dev, const char *name, const char *value);
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2010-06-23 09:15:29 +02:00
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void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value);
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2009-09-29 22:48:25 +02:00
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void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value);
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2009-07-15 13:43:31 +02:00
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void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value);
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void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value);
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2009-09-10 11:43:25 +02:00
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void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value);
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2009-07-21 13:10:41 +02:00
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void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value);
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2010-06-01 20:32:30 +02:00
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void qdev_prop_set_string(DeviceState *dev, const char *name, char *value);
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2009-08-03 17:35:18 +02:00
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void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value);
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2009-10-21 15:25:24 +02:00
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void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value);
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2009-10-21 15:25:25 +02:00
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void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value);
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2010-06-29 16:58:30 +02:00
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int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) QEMU_WARN_UNUSED_RESULT;
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void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value);
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2009-10-21 15:25:23 +02:00
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void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value);
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2012-02-02 12:51:44 +01:00
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void qdev_prop_set_enum(DeviceState *dev, const char *name, int value);
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2009-07-15 13:43:31 +02:00
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/* FIXME: Remove opaque pointer properties. */
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void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value);
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void qdev_prop_set_defaults(DeviceState *dev, Property *props);
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2009-12-08 13:11:33 +01:00
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void qdev_prop_register_global_list(GlobalProperty *props);
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void qdev_prop_set_globals(DeviceState *dev);
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2011-12-18 17:05:07 +01:00
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void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev,
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Property *prop, const char *value);
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2009-07-15 13:48:21 +02:00
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2010-12-08 12:35:05 +01:00
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char *qdev_get_fw_dev_path(DeviceState *dev);
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2011-12-09 17:51:49 +01:00
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2009-07-17 13:18:53 +02:00
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/* This is a nasty hack to allow passing a NULL bus to qdev_create. */
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extern struct BusInfo system_bus_info;
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2011-12-12 21:29:27 +01:00
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/**
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2011-12-18 17:05:11 +01:00
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* @qdev_property_add_static - add a @Property to a device referencing a
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* field in a struct.
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2011-12-12 21:29:27 +01:00
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*/
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2011-12-18 17:05:11 +01:00
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void qdev_property_add_static(DeviceState *dev, Property *prop, Error **errp);
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2011-12-12 21:29:27 +01:00
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2011-12-19 23:37:46 +01:00
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/**
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* @qdev_machine_init
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*
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* Initialize platform devices before machine init. This is a hack until full
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* support for composition is added.
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*/
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void qdev_machine_init(void);
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2011-12-04 18:36:01 +01:00
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/**
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* @device_reset
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*
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* Reset a single device (by calling the reset method).
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*/
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void device_reset(DeviceState *dev);
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2011-12-09 17:51:49 +01:00
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const VMStateDescription *qdev_get_vmsd(DeviceState *dev);
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const char *qdev_fw_name(DeviceState *dev);
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BusInfo *qdev_get_bus_info(DeviceState *dev);
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Property *qdev_get_props(DeviceState *dev);
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2011-12-22 22:14:27 +01:00
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/* FIXME: make this a link<> */
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void qdev_set_parent_bus(DeviceState *dev, BusState *bus);
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2011-12-22 22:24:20 +01:00
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extern int qdev_hotplug;
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|
2009-05-14 23:35:06 +02:00
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#endif
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