458fb6792d
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>
268 lines
9.0 KiB
C
268 lines
9.0 KiB
C
#ifndef QDEV_H
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#define QDEV_H
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#include "hw.h"
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#include "sysemu.h"
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#include "qemu-queue.h"
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#include "qemu-char.h"
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#include "qemu-option.h"
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typedef struct Property Property;
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typedef struct PropertyInfo PropertyInfo;
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typedef struct CompatProperty CompatProperty;
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typedef struct DeviceInfo DeviceInfo;
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typedef struct BusState BusState;
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typedef struct BusInfo BusInfo;
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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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/* 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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struct DeviceState {
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const char *id;
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enum DevState state;
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QemuOpts *opts;
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int hotplugged;
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DeviceInfo *info;
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BusState *parent_bus;
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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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QLIST_HEAD(, BusState) child_bus;
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int num_child_bus;
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QLIST_ENTRY(DeviceState) sibling;
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};
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typedef void (*bus_dev_printfn)(Monitor *mon, DeviceState *dev, int indent);
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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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Property *props;
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};
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struct BusState {
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DeviceState *parent;
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BusInfo *info;
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const char *name;
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int allow_hotplug;
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int qdev_allocated;
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QLIST_HEAD(, DeviceState) children;
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QLIST_ENTRY(BusState) sibling;
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};
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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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void *defval;
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};
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enum PropertyType {
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PROP_TYPE_UNSPEC = 0,
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PROP_TYPE_UINT8,
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PROP_TYPE_UINT16,
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PROP_TYPE_UINT32,
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PROP_TYPE_INT32,
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PROP_TYPE_UINT64,
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PROP_TYPE_TADDR,
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PROP_TYPE_MACADDR,
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PROP_TYPE_DRIVE,
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PROP_TYPE_CHR,
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PROP_TYPE_STRING,
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PROP_TYPE_NETDEV,
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PROP_TYPE_VLAN,
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PROP_TYPE_PTR,
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};
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struct PropertyInfo {
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const char *name;
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size_t size;
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enum PropertyType type;
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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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};
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typedef struct GlobalProperty {
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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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QTAILQ_ENTRY(GlobalProperty) next;
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} GlobalProperty;
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/*** Board API. This should go away once we have a machine config file. ***/
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DeviceState *qdev_create(BusState *bus, const char *name);
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DeviceState *qdev_device_add(QemuOpts *opts);
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int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT;
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void qdev_init_nofail(DeviceState *dev);
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int qdev_unplug(DeviceState *dev);
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void qdev_free(DeviceState *dev);
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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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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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BusState *qdev_get_child_bus(DeviceState *dev, const char *name);
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/*** Device API. ***/
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typedef int (*qdev_initfn)(DeviceState *dev, DeviceInfo *info);
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typedef int (*qdev_event)(DeviceState *dev);
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typedef void (*qdev_resetfn)(DeviceState *dev);
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struct DeviceInfo {
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const char *name;
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const char *alias;
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const char *desc;
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size_t size;
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Property *props;
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int no_user;
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/* callbacks */
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qdev_resetfn reset;
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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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struct DeviceInfo *next;
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};
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extern DeviceInfo *device_info_list;
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void qdev_register(DeviceInfo *info);
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/* Register device properties. */
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/* GPIO inputs also double as IRQ sinks. */
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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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CharDriverState *qdev_init_chardev(DeviceState *dev);
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BusState *qdev_get_parent_bus(DeviceState *dev);
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/*** BUS API. ***/
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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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BusState *qbus_create(BusInfo *info, DeviceState *parent, const char *name);
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void qbus_free(BusState *bus);
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#define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev)
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/*** monitor commands ***/
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void do_info_qtree(Monitor *mon);
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void do_info_qdm(Monitor *mon);
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void do_device_add(Monitor *mon, const QDict *qdict);
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void do_device_del(Monitor *mon, const QDict *qdict);
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/*** qdev-properties.c ***/
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extern PropertyInfo qdev_prop_uint8;
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extern PropertyInfo qdev_prop_uint16;
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extern PropertyInfo qdev_prop_uint32;
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extern PropertyInfo qdev_prop_int32;
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extern PropertyInfo qdev_prop_uint64;
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extern PropertyInfo qdev_prop_hex32;
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extern PropertyInfo qdev_prop_hex64;
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extern PropertyInfo qdev_prop_string;
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extern PropertyInfo qdev_prop_chr;
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extern PropertyInfo qdev_prop_ptr;
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extern PropertyInfo qdev_prop_macaddr;
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extern PropertyInfo qdev_prop_drive;
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extern PropertyInfo qdev_prop_netdev;
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extern PropertyInfo qdev_prop_vlan;
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extern PropertyInfo qdev_prop_pci_devfn;
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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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.defval = (_type[]) { _defval }, \
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}
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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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#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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#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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#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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#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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#define DEFINE_PROP_CHR(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*)
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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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#define DEFINE_PROP_NETDEV(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_netdev, VLANClientState*)
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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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#define DEFINE_PROP_DRIVE(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_drive, DriveInfo*)
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#define DEFINE_PROP_MACADDR(_n, _s, _f) \
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DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, MACAddr)
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#define DEFINE_PROP_END_OF_LIST() \
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{}
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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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int qdev_prop_exists(DeviceState *dev, const char *name);
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int qdev_prop_parse(DeviceState *dev, const char *name, const char *value);
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void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyType type);
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void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value);
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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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void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value);
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void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value);
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void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value);
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void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value);
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void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value);
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void qdev_prop_set_drive(DeviceState *dev, const char *name, DriveInfo *value);
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void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value);
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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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void qdev_prop_register_global(GlobalProperty *prop);
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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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/* 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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#endif
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