25920d6ad6
To be able to use config files for blkdebug, we need to make these functions available in the tools. This involves moving two functions that can only be built in the context of the emulator. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
283 lines
9.6 KiB
C
283 lines
9.6 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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enum {
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DEV_NVECTORS_UNSPECIFIED = -1,
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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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int bitnr;
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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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PROP_TYPE_BIT,
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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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int qdev_device_help(QemuOpts *opts);
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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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int do_device_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
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int do_device_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
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/*** qdev-properties.c ***/
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extern PropertyInfo qdev_prop_bit;
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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_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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.defval = (bool[]) { (_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_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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