From patchwork Thu Oct 4 19:15:22 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 189306 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id A57132C03F0 for ; Fri, 5 Oct 2012 06:31:46 +1000 (EST) Received: from localhost ([::1]:50416 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJqtj-0003kM-Un for incoming@patchwork.ozlabs.org; Thu, 04 Oct 2012 15:15:51 -0400 Received: from eggs.gnu.org ([208.118.235.92]:55467) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJqsj-0001vo-KV for qemu-devel@nongnu.org; Thu, 04 Oct 2012 15:14:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TJqse-0003jf-Ec for qemu-devel@nongnu.org; Thu, 04 Oct 2012 15:14:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56615) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJqsd-0003iY-Tf for qemu-devel@nongnu.org; Thu, 04 Oct 2012 15:14:44 -0400 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q94JEgPS012486 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 4 Oct 2012 15:14:42 -0400 Received: from blackpad.lan.raisama.net (vpn1-7-183.gru2.redhat.com [10.97.7.183]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id q94JEe5N021067; Thu, 4 Oct 2012 15:14:41 -0400 Received: by blackpad.lan.raisama.net (Postfix, from userid 500) id 15424203604; Thu, 4 Oct 2012 16:15:41 -0300 (BRT) From: Eduardo Habkost To: qemu-devel@nongnu.org Date: Thu, 4 Oct 2012 16:15:22 -0300 Message-Id: <1349378133-25644-3-git-send-email-ehabkost@redhat.com> In-Reply-To: <1349378133-25644-1-git-send-email-ehabkost@redhat.com> References: <1349378133-25644-1-git-send-email-ehabkost@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: Igor Mammedov , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Anthony Liguori , Paolo Bonzini Subject: [Qemu-devel] [RFC 02/13] qdev: split up header so it can be used in cpu.h X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Anthony Liguori Header file dependency is a frickin' nightmare right now. cpu.h tends to get included in our 'include everything' header files but qdev also needs to include those headers mainly for qdev-properties since it knows about CharDriverState and friends. We can solve this for now by splitting out qdev.h along the same lines that we previously split the C file. Then cpu.h just needs to include qdev-core.h [ehabkost: re-add DEFINE_PROP_PCI_HOST_DEVADDR, that was removed on the original patch (by mistake, I guess)] [ehabkost: kill qdev_prop_set_vlan() declaration] Signed-off-by: Anthony Liguori Signed-off-by: Eduardo Habkost --- hw/irq.h | 2 + hw/mc146818rtc.c | 1 + hw/qdev-addr.c | 1 + hw/qdev-core.h | 240 +++++++++++++++++++++++++++++++++ hw/qdev-monitor.h | 16 +++ hw/qdev-properties.c | 1 + hw/qdev-properties.h | 130 ++++++++++++++++++ hw/qdev.c | 1 + hw/qdev.h | 371 +-------------------------------------------------- 9 files changed, 396 insertions(+), 367 deletions(-) create mode 100644 hw/qdev-core.h create mode 100644 hw/qdev-monitor.h create mode 100644 hw/qdev-properties.h diff --git a/hw/irq.h b/hw/irq.h index 56c55f0..1339a3a 100644 --- a/hw/irq.h +++ b/hw/irq.h @@ -3,6 +3,8 @@ /* Generic IRQ/GPIO pin infrastructure. */ +typedef struct IRQState *qemu_irq; + typedef void (*qemu_irq_handler)(void *opaque, int n, int level); void qemu_set_irq(qemu_irq irq, int level); diff --git a/hw/mc146818rtc.c b/hw/mc146818rtc.c index d63554f..1718a57 100644 --- a/hw/mc146818rtc.c +++ b/hw/mc146818rtc.c @@ -25,6 +25,7 @@ #include "qemu-timer.h" #include "sysemu.h" #include "mc146818rtc.h" +#include "qapi/qapi-visit-core.h" #ifdef TARGET_I386 #include "apic.h" diff --git a/hw/qdev-addr.c b/hw/qdev-addr.c index b711b6b..5b5d38f 100644 --- a/hw/qdev-addr.c +++ b/hw/qdev-addr.c @@ -1,6 +1,7 @@ #include "qdev.h" #include "qdev-addr.h" #include "targphys.h" +#include "qapi/qapi-visit-core.h" /* --- target physical address --- */ diff --git a/hw/qdev-core.h b/hw/qdev-core.h new file mode 100644 index 0000000..ca205fc --- /dev/null +++ b/hw/qdev-core.h @@ -0,0 +1,240 @@ +#ifndef QDEV_CORE_H +#define QDEV_CORE_H + +#include "qemu-queue.h" +#include "qemu-option.h" +#include "qemu/object.h" +#include "hw/irq.h" +#include "error.h" + +typedef struct Property Property; + +typedef struct PropertyInfo PropertyInfo; + +typedef struct CompatProperty CompatProperty; + +typedef struct BusState BusState; + +typedef struct BusClass BusClass; + +enum DevState { + DEV_STATE_CREATED = 1, + DEV_STATE_INITIALIZED, +}; + +enum { + DEV_NVECTORS_UNSPECIFIED = -1, +}; + +#define TYPE_DEVICE "device" +#define DEVICE(obj) OBJECT_CHECK(DeviceState, (obj), TYPE_DEVICE) +#define DEVICE_CLASS(klass) OBJECT_CLASS_CHECK(DeviceClass, (klass), TYPE_DEVICE) +#define DEVICE_GET_CLASS(obj) OBJECT_GET_CLASS(DeviceClass, (obj), TYPE_DEVICE) + +typedef int (*qdev_initfn)(DeviceState *dev); +typedef int (*qdev_event)(DeviceState *dev); +typedef void (*qdev_resetfn)(DeviceState *dev); + +struct VMStateDescription; + +typedef struct DeviceClass { + ObjectClass parent_class; + + const char *fw_name; + const char *desc; + Property *props; + int no_user; + + /* callbacks */ + void (*reset)(DeviceState *dev); + + /* device state */ + const struct VMStateDescription *vmsd; + + /* Private to qdev / bus. */ + qdev_initfn init; + qdev_event unplug; + qdev_event exit; + const char *bus_type; +} DeviceClass; + +/* This structure should not be accessed directly. We declare it here + so that it can be embedded in individual device state structures. */ +struct DeviceState { + Object parent_obj; + + const char *id; + enum DevState state; + struct QemuOpts *opts; + int hotplugged; + BusState *parent_bus; + int num_gpio_out; + qemu_irq *gpio_out; + int num_gpio_in; + qemu_irq *gpio_in; + QLIST_HEAD(, BusState) child_bus; + int num_child_bus; + int instance_id_alias; + int alias_required_for_version; +}; + +/* + * This callback is used to create Open Firmware device path in accordance with + * OF spec http://forthworks.com/standards/of1275.pdf. Indicidual bus bindings + * can be found here http://playground.sun.com/1275/bindings/. + */ + +#define TYPE_BUS "bus" +#define BUS(obj) OBJECT_CHECK(BusState, (obj), TYPE_BUS) +#define BUS_CLASS(klass) OBJECT_CLASS_CHECK(BusClass, (klass), TYPE_BUS) +#define BUS_GET_CLASS(obj) OBJECT_GET_CLASS(BusClass, (obj), TYPE_BUS) + +struct BusClass { + ObjectClass parent_class; + + /* FIXME first arg should be BusState */ + void (*print_dev)(Monitor *mon, DeviceState *dev, int indent); + char *(*get_dev_path)(DeviceState *dev); + char *(*get_fw_dev_path)(DeviceState *dev); + int (*reset)(BusState *bus); +}; + +typedef struct BusChild { + DeviceState *child; + int index; + QTAILQ_ENTRY(BusChild) sibling; +} BusChild; + +/** + * BusState: + * @qom_allocated: Indicates whether the object was allocated by QOM. + * @glib_allocated: Indicates whether the object was initialized in-place + * yet is expected to be freed with g_free(). + */ +struct BusState { + Object obj; + DeviceState *parent; + const char *name; + int allow_hotplug; + bool qom_allocated; + bool glib_allocated; + int max_index; + QTAILQ_HEAD(ChildrenHead, BusChild) children; + QLIST_ENTRY(BusState) sibling; +}; + +struct Property { + const char *name; + PropertyInfo *info; + int offset; + uint8_t bitnr; + uint8_t qtype; + int64_t defval; +}; + +struct PropertyInfo { + const char *name; + const char *legacy_name; + const char **enum_table; + int (*parse)(DeviceState *dev, Property *prop, const char *str); + int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len); + ObjectPropertyAccessor *get; + ObjectPropertyAccessor *set; + ObjectPropertyRelease *release; +}; + +typedef struct GlobalProperty { + const char *driver; + const char *property; + const char *value; + QTAILQ_ENTRY(GlobalProperty) next; +} GlobalProperty; + +/*** Board API. This should go away once we have a machine config file. ***/ + +DeviceState *qdev_create(BusState *bus, const char *name); +DeviceState *qdev_try_create(BusState *bus, const char *name); +bool qdev_exists(const char *name); +int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT; +void qdev_init_nofail(DeviceState *dev); +void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id, + int required_for_version); +void qdev_unplug(DeviceState *dev, Error **errp); +void qdev_free(DeviceState *dev); +int qdev_simple_unplug_cb(DeviceState *dev); +void qdev_machine_creation_done(void); +bool qdev_machine_modified(void); + +qemu_irq qdev_get_gpio_in(DeviceState *dev, int n); +void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin); + +BusState *qdev_get_child_bus(DeviceState *dev, const char *name); + +/*** Device API. ***/ + +/* Register device properties. */ +/* GPIO inputs also double as IRQ sinks. */ +void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n); +void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n); + +BusState *qdev_get_parent_bus(DeviceState *dev); + +/*** BUS API. ***/ + +DeviceState *qdev_find_recursive(BusState *bus, const char *id); + +/* Returns 0 to walk children, > 0 to skip walk, < 0 to terminate walk. */ +typedef int (qbus_walkerfn)(BusState *bus, void *opaque); +typedef int (qdev_walkerfn)(DeviceState *dev, void *opaque); + +void qbus_create_inplace(BusState *bus, const char *typename, + DeviceState *parent, const char *name); +BusState *qbus_create(const char *typename, DeviceState *parent, const char *name); +/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion, + * < 0 if either devfn or busfn terminate walk somewhere in cursion, + * 0 otherwise. */ +int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, + qbus_walkerfn *busfn, void *opaque); +int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, + qbus_walkerfn *busfn, void *opaque); +void qdev_reset_all(DeviceState *dev); +void qbus_reset_all_fn(void *opaque); + +void qbus_free(BusState *bus); + +#define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev) + +/* This should go away once we get rid of the NULL bus hack */ +BusState *sysbus_get_default(void); + +char *qdev_get_fw_dev_path(DeviceState *dev); + +/** + * @qdev_machine_init + * + * Initialize platform devices before machine init. This is a hack until full + * support for composition is added. + */ +void qdev_machine_init(void); + +/** + * @device_reset + * + * Reset a single device (by calling the reset method). + */ +void device_reset(DeviceState *dev); + +const struct VMStateDescription *qdev_get_vmsd(DeviceState *dev); + +const char *qdev_fw_name(DeviceState *dev); + +Object *qdev_get_machine(void); + +/* FIXME: make this a link<> */ +void qdev_set_parent_bus(DeviceState *dev, BusState *bus); + +extern int qdev_hotplug; + +char *qdev_get_dev_path(DeviceState *dev); + +#endif diff --git a/hw/qdev-monitor.h b/hw/qdev-monitor.h new file mode 100644 index 0000000..220ceba --- /dev/null +++ b/hw/qdev-monitor.h @@ -0,0 +1,16 @@ +#ifndef QEMU_QDEV_MONITOR_H +#define QEMU_QDEV_MONITOR_H + +#include "qdev-core.h" +#include "monitor.h" + +/*** monitor commands ***/ + +void do_info_qtree(Monitor *mon); +void do_info_qdm(Monitor *mon); +int do_device_add(Monitor *mon, const QDict *qdict, QObject **ret_data); +int do_device_del(Monitor *mon, const QDict *qdict, QObject **ret_data); +int qdev_device_help(QemuOpts *opts); +DeviceState *qdev_device_add(QemuOpts *opts); + +#endif diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c index 8aca0d4..81d901c 100644 --- a/hw/qdev-properties.c +++ b/hw/qdev-properties.c @@ -4,6 +4,7 @@ #include "blockdev.h" #include "hw/block-common.h" #include "net/hub.h" +#include "qapi/qapi-visit-core.h" void *qdev_get_prop_ptr(DeviceState *dev, Property *prop) { diff --git a/hw/qdev-properties.h b/hw/qdev-properties.h new file mode 100644 index 0000000..5b046ab --- /dev/null +++ b/hw/qdev-properties.h @@ -0,0 +1,130 @@ +#ifndef QEMU_QDEV_PROPERTIES_H +#define QEMU_QDEV_PROPERTIES_H + +#include "qdev-core.h" + +/*** qdev-properties.c ***/ + +extern PropertyInfo qdev_prop_bit; +extern PropertyInfo qdev_prop_uint8; +extern PropertyInfo qdev_prop_uint16; +extern PropertyInfo qdev_prop_uint32; +extern PropertyInfo qdev_prop_int32; +extern PropertyInfo qdev_prop_uint64; +extern PropertyInfo qdev_prop_hex8; +extern PropertyInfo qdev_prop_hex32; +extern PropertyInfo qdev_prop_hex64; +extern PropertyInfo qdev_prop_string; +extern PropertyInfo qdev_prop_chr; +extern PropertyInfo qdev_prop_ptr; +extern PropertyInfo qdev_prop_macaddr; +extern PropertyInfo qdev_prop_losttickpolicy; +extern PropertyInfo qdev_prop_bios_chs_trans; +extern PropertyInfo qdev_prop_drive; +extern PropertyInfo qdev_prop_netdev; +extern PropertyInfo qdev_prop_vlan; +extern PropertyInfo qdev_prop_pci_devfn; +extern PropertyInfo qdev_prop_blocksize; +extern PropertyInfo qdev_prop_pci_host_devaddr; + +#define DEFINE_PROP(_name, _state, _field, _prop, _type) { \ + .name = (_name), \ + .info = &(_prop), \ + .offset = offsetof(_state, _field) \ + + type_check(_type,typeof_field(_state, _field)), \ + } +#define DEFINE_PROP_DEFAULT(_name, _state, _field, _defval, _prop, _type) { \ + .name = (_name), \ + .info = &(_prop), \ + .offset = offsetof(_state, _field) \ + + type_check(_type,typeof_field(_state, _field)), \ + .qtype = QTYPE_QINT, \ + .defval = (_type)_defval, \ + } +#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) { \ + .name = (_name), \ + .info = &(qdev_prop_bit), \ + .bitnr = (_bit), \ + .offset = offsetof(_state, _field) \ + + type_check(uint32_t,typeof_field(_state, _field)), \ + .qtype = QTYPE_QBOOL, \ + .defval = (bool)_defval, \ + } + +#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint8, uint8_t) +#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint16, uint16_t) +#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint32, uint32_t) +#define DEFINE_PROP_INT32(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_int32, int32_t) +#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint64, uint64_t) +#define DEFINE_PROP_HEX8(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex8, uint8_t) +#define DEFINE_PROP_HEX32(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex32, uint32_t) +#define DEFINE_PROP_HEX64(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex64, uint64_t) +#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_pci_devfn, int32_t) + +#define DEFINE_PROP_PTR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*) +#define DEFINE_PROP_CHR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*) +#define DEFINE_PROP_STRING(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_string, char*) +#define DEFINE_PROP_NETDEV(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_netdev, NetClientState*) +#define DEFINE_PROP_VLAN(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_vlan, NetClientState*) +#define DEFINE_PROP_DRIVE(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_drive, BlockDriverState *) +#define DEFINE_PROP_MACADDR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, MACAddr) +#define DEFINE_PROP_LOSTTICKPOLICY(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_losttickpolicy, \ + LostTickPolicy) +#define DEFINE_PROP_BIOS_CHS_TRANS(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_bios_chs_trans, int) +#define DEFINE_PROP_BLOCKSIZE(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_blocksize, uint16_t) +#define DEFINE_PROP_PCI_HOST_DEVADDR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_pci_host_devaddr, PCIHostDeviceAddress) + +#define DEFINE_PROP_END_OF_LIST() \ + {} + +/* Set properties between creation and init. */ +void *qdev_get_prop_ptr(DeviceState *dev, Property *prop); +int qdev_prop_parse(DeviceState *dev, const char *name, const char *value); +void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value); +void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value); +void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value); +void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value); +void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value); +void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value); +void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value); +void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value); +void qdev_prop_set_netdev(DeviceState *dev, const char *name, NetClientState *value); +int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) QEMU_WARN_UNUSED_RESULT; +void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value); +void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value); +void qdev_prop_set_enum(DeviceState *dev, const char *name, int value); +/* FIXME: Remove opaque pointer properties. */ +void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value); + +void qdev_prop_register_global_list(GlobalProperty *props); +void qdev_prop_set_globals(DeviceState *dev); +void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, + Property *prop, const char *value); + +/** + * @qdev_property_add_static - add a @Property to a device referencing a + * field in a struct. + */ +void qdev_property_add_static(DeviceState *dev, Property *prop, Error **errp); + +#endif diff --git a/hw/qdev.c b/hw/qdev.c index a7270a5..01cbd26 100644 --- a/hw/qdev.c +++ b/hw/qdev.c @@ -29,6 +29,7 @@ #include "qdev.h" #include "sysemu.h" #include "error.h" +#include "qapi/qapi-visit-core.h" int qdev_hotplug = 0; static bool qdev_hot_added = false; diff --git a/hw/qdev.h b/hw/qdev.h index d699194..365b8d6 100644 --- a/hw/qdev.h +++ b/hw/qdev.h @@ -1,372 +1,9 @@ #ifndef QDEV_H #define QDEV_H -#include "hw.h" -#include "qemu-queue.h" -#include "qemu-char.h" -#include "qemu-option.h" -#include "qapi/qapi-visit-core.h" -#include "qemu/object.h" -#include "error.h" - -typedef struct Property Property; - -typedef struct PropertyInfo PropertyInfo; - -typedef struct CompatProperty CompatProperty; - -typedef struct BusState BusState; - -typedef struct BusClass BusClass; - -enum DevState { - DEV_STATE_CREATED = 1, - DEV_STATE_INITIALIZED, -}; - -enum { - DEV_NVECTORS_UNSPECIFIED = -1, -}; - -#define TYPE_DEVICE "device" -#define DEVICE(obj) OBJECT_CHECK(DeviceState, (obj), TYPE_DEVICE) -#define DEVICE_CLASS(klass) OBJECT_CLASS_CHECK(DeviceClass, (klass), TYPE_DEVICE) -#define DEVICE_GET_CLASS(obj) OBJECT_GET_CLASS(DeviceClass, (obj), TYPE_DEVICE) - -typedef int (*qdev_initfn)(DeviceState *dev); -typedef int (*qdev_event)(DeviceState *dev); -typedef void (*qdev_resetfn)(DeviceState *dev); - -typedef struct DeviceClass { - ObjectClass parent_class; - - const char *fw_name; - const char *desc; - Property *props; - int no_user; - - /* callbacks */ - void (*reset)(DeviceState *dev); - - /* device state */ - const VMStateDescription *vmsd; - - /* Private to qdev / bus. */ - qdev_initfn init; - qdev_event unplug; - qdev_event exit; - const char *bus_type; -} DeviceClass; - -/* This structure should not be accessed directly. We declare it here - so that it can be embedded in individual device state structures. */ -struct DeviceState { - Object parent_obj; - - const char *id; - enum DevState state; - QemuOpts *opts; - int hotplugged; - BusState *parent_bus; - int num_gpio_out; - qemu_irq *gpio_out; - int num_gpio_in; - qemu_irq *gpio_in; - QLIST_HEAD(, BusState) child_bus; - int num_child_bus; - int instance_id_alias; - int alias_required_for_version; -}; - -#define TYPE_BUS "bus" -#define BUS(obj) OBJECT_CHECK(BusState, (obj), TYPE_BUS) -#define BUS_CLASS(klass) OBJECT_CLASS_CHECK(BusClass, (klass), TYPE_BUS) -#define BUS_GET_CLASS(obj) OBJECT_GET_CLASS(BusClass, (obj), TYPE_BUS) - -struct BusClass { - ObjectClass parent_class; - - /* FIXME first arg should be BusState */ - void (*print_dev)(Monitor *mon, DeviceState *dev, int indent); - char *(*get_dev_path)(DeviceState *dev); - /* - * This callback is used to create Open Firmware device path in accordance - * with OF spec http://forthworks.com/standards/of1275.pdf. Individual bus - * bindings can be found at http://playground.sun.com/1275/bindings/. - */ - char *(*get_fw_dev_path)(DeviceState *dev); - int (*reset)(BusState *bus); -}; - -typedef struct BusChild { - DeviceState *child; - int index; - QTAILQ_ENTRY(BusChild) sibling; -} BusChild; - -/** - * BusState: - * @qom_allocated: Indicates whether the object was allocated by QOM. - * @glib_allocated: Indicates whether the object was initialized in-place - * yet is expected to be freed with g_free(). - */ -struct BusState { - Object obj; - DeviceState *parent; - const char *name; - int allow_hotplug; - bool qom_allocated; - bool glib_allocated; - int max_index; - QTAILQ_HEAD(ChildrenHead, BusChild) children; - QLIST_ENTRY(BusState) sibling; -}; - -struct Property { - const char *name; - PropertyInfo *info; - int offset; - uint8_t bitnr; - uint8_t qtype; - int64_t defval; -}; - -struct PropertyInfo { - const char *name; - const char *legacy_name; - const char **enum_table; - int (*parse)(DeviceState *dev, Property *prop, const char *str); - int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len); - ObjectPropertyAccessor *get; - ObjectPropertyAccessor *set; - ObjectPropertyRelease *release; -}; - -typedef struct GlobalProperty { - const char *driver; - const char *property; - const char *value; - QTAILQ_ENTRY(GlobalProperty) next; -} GlobalProperty; - -/*** Board API. This should go away once we have a machine config file. ***/ - -DeviceState *qdev_create(BusState *bus, const char *name); -DeviceState *qdev_try_create(BusState *bus, const char *name); -bool qdev_exists(const char *name); -int qdev_device_help(QemuOpts *opts); -DeviceState *qdev_device_add(QemuOpts *opts); -int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT; -void qdev_init_nofail(DeviceState *dev); -void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id, - int required_for_version); -void qdev_unplug(DeviceState *dev, Error **errp); -void qdev_free(DeviceState *dev); -int qdev_simple_unplug_cb(DeviceState *dev); -void qdev_machine_creation_done(void); -bool qdev_machine_modified(void); - -qemu_irq qdev_get_gpio_in(DeviceState *dev, int n); -void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin); - -BusState *qdev_get_child_bus(DeviceState *dev, const char *name); - -/*** Device API. ***/ - -/* Register device properties. */ -/* GPIO inputs also double as IRQ sinks. */ -void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n); -void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n); - -BusState *qdev_get_parent_bus(DeviceState *dev); - -/*** BUS API. ***/ - -DeviceState *qdev_find_recursive(BusState *bus, const char *id); - -/* Returns 0 to walk children, > 0 to skip walk, < 0 to terminate walk. */ -typedef int (qbus_walkerfn)(BusState *bus, void *opaque); -typedef int (qdev_walkerfn)(DeviceState *dev, void *opaque); - -void qbus_create_inplace(BusState *bus, const char *typename, - DeviceState *parent, const char *name); -BusState *qbus_create(const char *typename, DeviceState *parent, const char *name); -/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion, - * < 0 if either devfn or busfn terminate walk somewhere in cursion, - * 0 otherwise. */ -int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn, - qbus_walkerfn *busfn, void *opaque); -int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn, - qbus_walkerfn *busfn, void *opaque); -void qdev_reset_all(DeviceState *dev); -void qbus_reset_all_fn(void *opaque); - -void qbus_free(BusState *bus); - -#define FROM_QBUS(type, dev) DO_UPCAST(type, qbus, dev) - -/* This should go away once we get rid of the NULL bus hack */ -BusState *sysbus_get_default(void); - -/*** monitor commands ***/ - -void do_info_qtree(Monitor *mon); -void do_info_qdm(Monitor *mon); -int do_device_add(Monitor *mon, const QDict *qdict, QObject **ret_data); -int do_device_del(Monitor *mon, const QDict *qdict, QObject **ret_data); - -/*** qdev-properties.c ***/ - -extern PropertyInfo qdev_prop_bit; -extern PropertyInfo qdev_prop_uint8; -extern PropertyInfo qdev_prop_uint16; -extern PropertyInfo qdev_prop_uint32; -extern PropertyInfo qdev_prop_int32; -extern PropertyInfo qdev_prop_uint64; -extern PropertyInfo qdev_prop_hex8; -extern PropertyInfo qdev_prop_hex32; -extern PropertyInfo qdev_prop_hex64; -extern PropertyInfo qdev_prop_string; -extern PropertyInfo qdev_prop_chr; -extern PropertyInfo qdev_prop_ptr; -extern PropertyInfo qdev_prop_macaddr; -extern PropertyInfo qdev_prop_losttickpolicy; -extern PropertyInfo qdev_prop_bios_chs_trans; -extern PropertyInfo qdev_prop_drive; -extern PropertyInfo qdev_prop_netdev; -extern PropertyInfo qdev_prop_vlan; -extern PropertyInfo qdev_prop_pci_devfn; -extern PropertyInfo qdev_prop_blocksize; -extern PropertyInfo qdev_prop_pci_host_devaddr; - -#define DEFINE_PROP(_name, _state, _field, _prop, _type) { \ - .name = (_name), \ - .info = &(_prop), \ - .offset = offsetof(_state, _field) \ - + type_check(_type,typeof_field(_state, _field)), \ - } -#define DEFINE_PROP_DEFAULT(_name, _state, _field, _defval, _prop, _type) { \ - .name = (_name), \ - .info = &(_prop), \ - .offset = offsetof(_state, _field) \ - + type_check(_type,typeof_field(_state, _field)), \ - .qtype = QTYPE_QINT, \ - .defval = (_type)_defval, \ - } -#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) { \ - .name = (_name), \ - .info = &(qdev_prop_bit), \ - .bitnr = (_bit), \ - .offset = offsetof(_state, _field) \ - + type_check(uint32_t,typeof_field(_state, _field)), \ - .qtype = QTYPE_QBOOL, \ - .defval = (bool)_defval, \ - } - -#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint8, uint8_t) -#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint16, uint16_t) -#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint32, uint32_t) -#define DEFINE_PROP_INT32(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_int32, int32_t) -#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint64, uint64_t) -#define DEFINE_PROP_HEX8(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex8, uint8_t) -#define DEFINE_PROP_HEX32(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex32, uint32_t) -#define DEFINE_PROP_HEX64(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex64, uint64_t) -#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_pci_devfn, int32_t) - -#define DEFINE_PROP_PTR(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*) -#define DEFINE_PROP_CHR(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*) -#define DEFINE_PROP_STRING(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_string, char*) -#define DEFINE_PROP_NETDEV(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_netdev, NetClientState*) -#define DEFINE_PROP_VLAN(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_vlan, NetClientState*) -#define DEFINE_PROP_DRIVE(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_drive, BlockDriverState *) -#define DEFINE_PROP_MACADDR(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, MACAddr) -#define DEFINE_PROP_LOSTTICKPOLICY(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_losttickpolicy, \ - LostTickPolicy) -#define DEFINE_PROP_BIOS_CHS_TRANS(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_bios_chs_trans, int) -#define DEFINE_PROP_BLOCKSIZE(_n, _s, _f, _d) \ - DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_blocksize, uint16_t) -#define DEFINE_PROP_PCI_HOST_DEVADDR(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, qdev_prop_pci_host_devaddr, PCIHostDeviceAddress) - -#define DEFINE_PROP_END_OF_LIST() \ - {} - -/* Set properties between creation and init. */ -void *qdev_get_prop_ptr(DeviceState *dev, Property *prop); -int qdev_prop_parse(DeviceState *dev, const char *name, const char *value); -void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value); -void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value); -void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value); -void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value); -void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value); -void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value); -void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value); -void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value); -void qdev_prop_set_netdev(DeviceState *dev, const char *name, NetClientState *value); -int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *value) QEMU_WARN_UNUSED_RESULT; -void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, BlockDriverState *value); -void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value); -void qdev_prop_set_enum(DeviceState *dev, const char *name, int value); -/* FIXME: Remove opaque pointer properties. */ -void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value); - -void qdev_prop_register_global_list(GlobalProperty *props); -void qdev_prop_set_globals(DeviceState *dev); -void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, - Property *prop, const char *value); - -char *qdev_get_fw_dev_path(DeviceState *dev); - -/** - * @qdev_property_add_static - add a @Property to a device referencing a - * field in a struct. - */ -void qdev_property_add_static(DeviceState *dev, Property *prop, Error **errp); - -/** - * @qdev_machine_init - * - * Initialize platform devices before machine init. This is a hack until full - * support for composition is added. - */ -void qdev_machine_init(void); - -/** - * @device_reset - * - * Reset a single device (by calling the reset method). - */ -void device_reset(DeviceState *dev); - -const VMStateDescription *qdev_get_vmsd(DeviceState *dev); - -const char *qdev_fw_name(DeviceState *dev); - -Object *qdev_get_machine(void); - -/* FIXME: make this a link<> */ -void qdev_set_parent_bus(DeviceState *dev, BusState *bus); - -extern int qdev_hotplug; - -char *qdev_get_dev_path(DeviceState *dev); +#include "hw/hw.h" +#include "qdev-core.h" +#include "qdev-properties.h" +#include "qdev-monitor.h" #endif