[mirror_qemu.git] / include / hw / ppc / spapr_drc.h

/*
 * QEMU SPAPR Dynamic Reconfiguration Connector Implementation
 *
 * Copyright IBM Corp. 2014
 *
 * Authors:
 *  Michael Roth      <mdroth@linux.vnet.ibm.com>
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#ifndef HW_SPAPR_DRC_H
#define HW_SPAPR_DRC_H

#include <libfdt.h>
#include "qom/object.h"
#include "sysemu/sysemu.h"
#include "hw/qdev.h"

#define TYPE_SPAPR_DR_CONNECTOR "spapr-dr-connector"
#define SPAPR_DR_CONNECTOR_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DR_CONNECTOR)
#define SPAPR_DR_CONNECTOR_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
                           TYPE_SPAPR_DR_CONNECTOR)
#define SPAPR_DR_CONNECTOR(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                             TYPE_SPAPR_DR_CONNECTOR)

#define TYPE_SPAPR_DRC_PHYSICAL "spapr-drc-physical"
#define SPAPR_DRC_PHYSICAL_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_PHYSICAL)
#define SPAPR_DRC_PHYSICAL_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
                           TYPE_SPAPR_DRC_PHYSICAL)
#define SPAPR_DRC_PHYSICAL(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                             TYPE_SPAPR_DRC_PHYSICAL)

#define TYPE_SPAPR_DRC_LOGICAL "spapr-drc-logical"
#define SPAPR_DRC_LOGICAL_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_LOGICAL)
#define SPAPR_DRC_LOGICAL_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
                           TYPE_SPAPR_DRC_LOGICAL)
#define SPAPR_DRC_LOGICAL(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                             TYPE_SPAPR_DRC_LOGICAL)

#define TYPE_SPAPR_DRC_CPU "spapr-drc-cpu"
#define SPAPR_DRC_CPU_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_CPU)
#define SPAPR_DRC_CPU_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_CPU)
#define SPAPR_DRC_CPU(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                        TYPE_SPAPR_DRC_CPU)

#define TYPE_SPAPR_DRC_PCI "spapr-drc-pci"
#define SPAPR_DRC_PCI_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_PCI)
#define SPAPR_DRC_PCI_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_PCI)
#define SPAPR_DRC_PCI(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                        TYPE_SPAPR_DRC_PCI)

#define TYPE_SPAPR_DRC_LMB "spapr-drc-lmb"
#define SPAPR_DRC_LMB_GET_CLASS(obj) \
        OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_LMB)
#define SPAPR_DRC_LMB_CLASS(klass) \
        OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_LMB)
#define SPAPR_DRC_LMB(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
                                        TYPE_SPAPR_DRC_LMB)

/*
 * Various hotplug types managed by sPAPRDRConnector
 *
 * these are somewhat arbitrary, but to make things easier
 * when generating DRC indexes later we've aligned the bit
 * positions with the values used to assign DRC indexes on
 * pSeries. we use those values as bit shifts to allow for
 * the OR'ing of these values in various QEMU routines, but
 * for values exposed to the guest (via DRC indexes for
 * instance) we will use the shift amounts.
 */
typedef enum {
    SPAPR_DR_CONNECTOR_TYPE_SHIFT_CPU = 1,
    SPAPR_DR_CONNECTOR_TYPE_SHIFT_PHB = 2,
    SPAPR_DR_CONNECTOR_TYPE_SHIFT_VIO = 3,
    SPAPR_DR_CONNECTOR_TYPE_SHIFT_PCI = 4,
    SPAPR_DR_CONNECTOR_TYPE_SHIFT_LMB = 8,
} sPAPRDRConnectorTypeShift;

typedef enum {
    SPAPR_DR_CONNECTOR_TYPE_ANY = ~0,
    SPAPR_DR_CONNECTOR_TYPE_CPU = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_CPU,
    SPAPR_DR_CONNECTOR_TYPE_PHB = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_PHB,
    SPAPR_DR_CONNECTOR_TYPE_VIO = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_VIO,
    SPAPR_DR_CONNECTOR_TYPE_PCI = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_PCI,
    SPAPR_DR_CONNECTOR_TYPE_LMB = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_LMB,
} sPAPRDRConnectorType;

/*
 * set via set-indicator RTAS calls
 * as documented by PAPR+ 2.7 13.5.3.4, Table 177
 *
 * isolated: put device under firmware control
 * unisolated: claim OS control of device (may or may not be in use)
 */
typedef enum {
    SPAPR_DR_ISOLATION_STATE_ISOLATED   = 0,
    SPAPR_DR_ISOLATION_STATE_UNISOLATED = 1
} sPAPRDRIsolationState;

/*
 * set via set-indicator RTAS calls
 * as documented by PAPR+ 2.7 13.5.3.4, Table 177
 *
 * unusable: mark device as unavailable to OS
 * usable: mark device as available to OS
 * exchange: (currently unused)
 * recover: (currently unused)
 */
typedef enum {
    SPAPR_DR_ALLOCATION_STATE_UNUSABLE  = 0,
    SPAPR_DR_ALLOCATION_STATE_USABLE    = 1,
    SPAPR_DR_ALLOCATION_STATE_EXCHANGE  = 2,
    SPAPR_DR_ALLOCATION_STATE_RECOVER   = 3
} sPAPRDRAllocationState;

/*
 * DR-indicator (LED/visual indicator)
 *
 * set via set-indicator RTAS calls
 * as documented by PAPR+ 2.7 13.5.3.4, Table 177,
 * and PAPR+ 2.7 13.5.4.1, Table 180
 *
 * inactive: hotpluggable entity inactive and safely removable
 * active: hotpluggable entity in use and not safely removable
 * identify: (currently unused)
 * action: (currently unused)
 */
typedef enum {
    SPAPR_DR_INDICATOR_INACTIVE   = 0,
    SPAPR_DR_INDICATOR_ACTIVE     = 1,
    SPAPR_DR_INDICATOR_IDENTIFY   = 2,
    SPAPR_DR_INDICATOR_ACTION     = 3,
} sPAPRDRIndicatorState;

/*
 * returned via get-sensor-state RTAS calls
 * as documented by PAPR+ 2.7 13.5.3.3, Table 175:
 *
 * empty: connector slot empty (e.g. empty hotpluggable PCI slot)
 * present: connector slot populated and device available to OS
 * unusable: device not currently available to OS
 * exchange: (currently unused)
 * recover: (currently unused)
 */
typedef enum {
    SPAPR_DR_ENTITY_SENSE_EMPTY     = 0,
    SPAPR_DR_ENTITY_SENSE_PRESENT   = 1,
    SPAPR_DR_ENTITY_SENSE_UNUSABLE  = 2,
    SPAPR_DR_ENTITY_SENSE_EXCHANGE  = 3,
    SPAPR_DR_ENTITY_SENSE_RECOVER   = 4,
} sPAPRDREntitySense;

typedef enum {
    SPAPR_DR_CC_RESPONSE_NEXT_SIB         = 1, /* currently unused */
    SPAPR_DR_CC_RESPONSE_NEXT_CHILD       = 2,
    SPAPR_DR_CC_RESPONSE_NEXT_PROPERTY    = 3,
    SPAPR_DR_CC_RESPONSE_PREV_PARENT      = 4,
    SPAPR_DR_CC_RESPONSE_SUCCESS          = 0,
    SPAPR_DR_CC_RESPONSE_ERROR            = -1,
    SPAPR_DR_CC_RESPONSE_CONTINUE         = -2,
    SPAPR_DR_CC_RESPONSE_NOT_CONFIGURABLE = -9003,
} sPAPRDRCCResponse;

/* rtas-configure-connector state */
typedef struct sPAPRConfigureConnectorState {
    int fdt_offset;
    int fdt_depth;
} sPAPRConfigureConnectorState;

typedef struct sPAPRDRConnector {
    /*< private >*/
    DeviceState parent;

    uint32_t id;
    Object *owner;

    /* DR-indicator */
    uint32_t dr_indicator;

    /* sensor/indicator states */
    uint32_t isolation_state;
    uint32_t allocation_state;

    /* configure-connector state */
    void *fdt;
    int fdt_start_offset;
    bool configured;
    sPAPRConfigureConnectorState *ccs;

    bool awaiting_release;
    bool awaiting_allocation;

    /* device pointer, via link property */
    DeviceState *dev;
} sPAPRDRConnector;

typedef struct sPAPRDRConnectorClass {
    /*< private >*/
    DeviceClass parent;

    /*< public >*/
    sPAPRDRConnectorTypeShift typeshift;
    const char *typename; /* used in device tree, PAPR 13.5.2.6 & C.6.1 */
    const char *drc_name_prefix; /* used other places in device tree */

    sPAPRDREntitySense (*dr_entity_sense)(sPAPRDRConnector *drc);
    uint32_t (*isolate)(sPAPRDRConnector *drc);
    uint32_t (*unisolate)(sPAPRDRConnector *drc);
    void (*release)(DeviceState *dev);

    /* QEMU interfaces for managing hotplug operations */
    bool (*release_pending)(sPAPRDRConnector *drc);
} sPAPRDRConnectorClass;

static inline bool spapr_drc_hotplugged(DeviceState *dev)
{
    return dev->hotplugged && !runstate_check(RUN_STATE_INMIGRATE);
}

void spapr_drc_reset(sPAPRDRConnector *drc);

uint32_t spapr_drc_index(sPAPRDRConnector *drc);
sPAPRDRConnectorType spapr_drc_type(sPAPRDRConnector *drc);

sPAPRDRConnector *spapr_dr_connector_new(Object *owner, const char *type,
                                         uint32_t id);
sPAPRDRConnector *spapr_drc_by_index(uint32_t index);
sPAPRDRConnector *spapr_drc_by_id(const char *type, uint32_t id);
int spapr_drc_populate_dt(void *fdt, int fdt_offset, Object *owner,
                          uint32_t drc_type_mask);

void spapr_drc_attach(sPAPRDRConnector *drc, DeviceState *d, void *fdt,
                      int fdt_start_offset, Error **errp);
void spapr_drc_detach(sPAPRDRConnector *drc, DeviceState *d, Error **errp);

#endif /* HW_SPAPR_DRC_H */
Commit	Line	Data
bbf5c878 MR	1	/*
	2	* QEMU SPAPR Dynamic Reconfiguration Connector Implementation
	3	*
	4	* Copyright IBM Corp. 2014
	5	*
	6	* Authors:
	7	* Michael Roth <mdroth@linux.vnet.ibm.com>
	8	*
	9	* This work is licensed under the terms of the GNU GPL, version 2 or later.
	10	* See the COPYING file in the top-level directory.
	11	*/
2a6a4076 MA	12
	13	#ifndef HW_SPAPR_DRC_H
	14	#define HW_SPAPR_DRC_H
bbf5c878	15
a9c94277	16	#include <libfdt.h>
bbf5c878	17	#include "qom/object.h"
94fd9cba	18	#include "sysemu/sysemu.h"
bbf5c878	19	#include "hw/qdev.h"
bbf5c878 MR	20
	21	#define TYPE_SPAPR_DR_CONNECTOR "spapr-dr-connector"
	22	#define SPAPR_DR_CONNECTOR_GET_CLASS(obj) \
	23	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DR_CONNECTOR)
	24	#define SPAPR_DR_CONNECTOR_CLASS(klass) \
	25	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
	26	TYPE_SPAPR_DR_CONNECTOR)
	27	#define SPAPR_DR_CONNECTOR(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	28	TYPE_SPAPR_DR_CONNECTOR)
	29
2d335818 DG	30	#define TYPE_SPAPR_DRC_PHYSICAL "spapr-drc-physical"
	31	#define SPAPR_DRC_PHYSICAL_GET_CLASS(obj) \
	32	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_PHYSICAL)
	33	#define SPAPR_DRC_PHYSICAL_CLASS(klass) \
	34	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
	35	TYPE_SPAPR_DRC_PHYSICAL)
	36	#define SPAPR_DRC_PHYSICAL(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	37	TYPE_SPAPR_DRC_PHYSICAL)
	38
	39	#define TYPE_SPAPR_DRC_LOGICAL "spapr-drc-logical"
	40	#define SPAPR_DRC_LOGICAL_GET_CLASS(obj) \
	41	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_LOGICAL)
	42	#define SPAPR_DRC_LOGICAL_CLASS(klass) \
	43	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, \
	44	TYPE_SPAPR_DRC_LOGICAL)
	45	#define SPAPR_DRC_LOGICAL(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	46	TYPE_SPAPR_DRC_LOGICAL)
	47
	48	#define TYPE_SPAPR_DRC_CPU "spapr-drc-cpu"
	49	#define SPAPR_DRC_CPU_GET_CLASS(obj) \
	50	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_CPU)
	51	#define SPAPR_DRC_CPU_CLASS(klass) \
	52	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_CPU)
	53	#define SPAPR_DRC_CPU(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	54	TYPE_SPAPR_DRC_CPU)
	55
	56	#define TYPE_SPAPR_DRC_PCI "spapr-drc-pci"
	57	#define SPAPR_DRC_PCI_GET_CLASS(obj) \
	58	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_PCI)
	59	#define SPAPR_DRC_PCI_CLASS(klass) \
	60	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_PCI)
	61	#define SPAPR_DRC_PCI(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	62	TYPE_SPAPR_DRC_PCI)
	63
	64	#define TYPE_SPAPR_DRC_LMB "spapr-drc-lmb"
	65	#define SPAPR_DRC_LMB_GET_CLASS(obj) \
	66	OBJECT_GET_CLASS(sPAPRDRConnectorClass, obj, TYPE_SPAPR_DRC_LMB)
	67	#define SPAPR_DRC_LMB_CLASS(klass) \
	68	OBJECT_CLASS_CHECK(sPAPRDRConnectorClass, klass, TYPE_SPAPR_DRC_LMB)
	69	#define SPAPR_DRC_LMB(obj) OBJECT_CHECK(sPAPRDRConnector, (obj), \
	70	TYPE_SPAPR_DRC_LMB)
	71
bbf5c878 MR	72	/*
	73	* Various hotplug types managed by sPAPRDRConnector
	74	*
	75	* these are somewhat arbitrary, but to make things easier
	76	* when generating DRC indexes later we've aligned the bit
	77	* positions with the values used to assign DRC indexes on
	78	* pSeries. we use those values as bit shifts to allow for
	79	* the OR'ing of these values in various QEMU routines, but
	80	* for values exposed to the guest (via DRC indexes for
	81	* instance) we will use the shift amounts.
	82	*/
	83	typedef enum {
	84	SPAPR_DR_CONNECTOR_TYPE_SHIFT_CPU = 1,
	85	SPAPR_DR_CONNECTOR_TYPE_SHIFT_PHB = 2,
	86	SPAPR_DR_CONNECTOR_TYPE_SHIFT_VIO = 3,
	87	SPAPR_DR_CONNECTOR_TYPE_SHIFT_PCI = 4,
	88	SPAPR_DR_CONNECTOR_TYPE_SHIFT_LMB = 8,
	89	} sPAPRDRConnectorTypeShift;
	90
	91	typedef enum {
	92	SPAPR_DR_CONNECTOR_TYPE_ANY = ~0,
	93	SPAPR_DR_CONNECTOR_TYPE_CPU = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_CPU,
	94	SPAPR_DR_CONNECTOR_TYPE_PHB = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_PHB,
	95	SPAPR_DR_CONNECTOR_TYPE_VIO = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_VIO,
	96	SPAPR_DR_CONNECTOR_TYPE_PCI = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_PCI,
	97	SPAPR_DR_CONNECTOR_TYPE_LMB = 1 << SPAPR_DR_CONNECTOR_TYPE_SHIFT_LMB,
	98	} sPAPRDRConnectorType;
	99
	100	/*
	101	* set via set-indicator RTAS calls
	102	* as documented by PAPR+ 2.7 13.5.3.4, Table 177
	103	*
	104	* isolated: put device under firmware control
	105	* unisolated: claim OS control of device (may or may not be in use)
	106	*/
	107	typedef enum {
	108	SPAPR_DR_ISOLATION_STATE_ISOLATED = 0,
	109	SPAPR_DR_ISOLATION_STATE_UNISOLATED = 1
	110	} sPAPRDRIsolationState;
	111
	112	/*
	113	* set via set-indicator RTAS calls
	114	* as documented by PAPR+ 2.7 13.5.3.4, Table 177
	115	*
	116	* unusable: mark device as unavailable to OS
	117	* usable: mark device as available to OS
	118	* exchange: (currently unused)
	119	* recover: (currently unused)
	120	*/
	121	typedef enum {
	122	SPAPR_DR_ALLOCATION_STATE_UNUSABLE = 0,
	123	SPAPR_DR_ALLOCATION_STATE_USABLE = 1,
	124	SPAPR_DR_ALLOCATION_STATE_EXCHANGE = 2,
	125	SPAPR_DR_ALLOCATION_STATE_RECOVER = 3
	126	} sPAPRDRAllocationState;
	127
	128	/*
cd74d27e	129	* DR-indicator (LED/visual indicator)
bbf5c878 MR	130	*
	131	* set via set-indicator RTAS calls
	132	* as documented by PAPR+ 2.7 13.5.3.4, Table 177,
	133	* and PAPR+ 2.7 13.5.4.1, Table 180
	134	*
	135	* inactive: hotpluggable entity inactive and safely removable
	136	* active: hotpluggable entity in use and not safely removable
	137	* identify: (currently unused)
	138	* action: (currently unused)
	139	*/
	140	typedef enum {
cd74d27e DG	141	SPAPR_DR_INDICATOR_INACTIVE = 0,
	142	SPAPR_DR_INDICATOR_ACTIVE = 1,
	143	SPAPR_DR_INDICATOR_IDENTIFY = 2,
	144	SPAPR_DR_INDICATOR_ACTION = 3,
bbf5c878 MR	145	} sPAPRDRIndicatorState;
	146
	147	/*
	148	* returned via get-sensor-state RTAS calls
	149	* as documented by PAPR+ 2.7 13.5.3.3, Table 175:
	150	*
	151	* empty: connector slot empty (e.g. empty hotpluggable PCI slot)
	152	* present: connector slot populated and device available to OS
	153	* unusable: device not currently available to OS
	154	* exchange: (currently unused)
	155	* recover: (currently unused)
	156	*/
	157	typedef enum {
	158	SPAPR_DR_ENTITY_SENSE_EMPTY = 0,
	159	SPAPR_DR_ENTITY_SENSE_PRESENT = 1,
	160	SPAPR_DR_ENTITY_SENSE_UNUSABLE = 2,
	161	SPAPR_DR_ENTITY_SENSE_EXCHANGE = 3,
	162	SPAPR_DR_ENTITY_SENSE_RECOVER = 4,
	163	} sPAPRDREntitySense;
	164
	165	typedef enum {
e6fc9568 BR	166	SPAPR_DR_CC_RESPONSE_NEXT_SIB = 1, /* currently unused */
	167	SPAPR_DR_CC_RESPONSE_NEXT_CHILD = 2,
	168	SPAPR_DR_CC_RESPONSE_NEXT_PROPERTY = 3,
	169	SPAPR_DR_CC_RESPONSE_PREV_PARENT = 4,
	170	SPAPR_DR_CC_RESPONSE_SUCCESS = 0,
	171	SPAPR_DR_CC_RESPONSE_ERROR = -1,
	172	SPAPR_DR_CC_RESPONSE_CONTINUE = -2,
	173	SPAPR_DR_CC_RESPONSE_NOT_CONFIGURABLE = -9003,
bbf5c878 MR	174	} sPAPRDRCCResponse;
bbf5c878 MR	175
b8fdd530 DG	176	/* rtas-configure-connector state */
	177	typedef struct sPAPRConfigureConnectorState {
	178	int fdt_offset;
	179	int fdt_depth;
	180	} sPAPRConfigureConnectorState;
	181
bbf5c878 MR	182	typedef struct sPAPRDRConnector {
	183	/< private >/
	184	DeviceState parent;
	185
bbf5c878 MR	186	uint32_t id;
bbf5c878 MR	187	Object *owner;
bbf5c878	188
cd74d27e DG	189	/* DR-indicator */
	190	uint32_t dr_indicator;
	191
bbf5c878 MR	192	/* sensor/indicator states */
	193	uint32_t isolation_state;
	194	uint32_t allocation_state;
bbf5c878 MR	195
	196	/* configure-connector state */
	197	void *fdt;
	198	int fdt_start_offset;
	199	bool configured;
b8fdd530	200	sPAPRConfigureConnectorState *ccs;
bbf5c878 MR	201
bbf5c878 MR	202	bool awaiting_release;
aab99135	203	bool awaiting_allocation;
bbf5c878 MR	204
	205	/* device pointer, via link property */
	206	DeviceState *dev;
bbf5c878 MR	207	} sPAPRDRConnector;
	208
	209	typedef struct sPAPRDRConnectorClass {
	210	/< private >/
	211	DeviceClass parent;
	212
	213	/< public >/
2d335818	214	sPAPRDRConnectorTypeShift typeshift;
1693ea16	215	const char typename; / used in device tree, PAPR 13.5.2.6 & C.6.1 */
79808336	216	const char drc_name_prefix; / used other places in device tree */
bbf5c878	217
f224d35b	218	sPAPRDREntitySense (dr_entity_sense)(sPAPRDRConnector drc);
0dfabd39 DG	219	uint32_t (isolate)(sPAPRDRConnector drc);
0dfabd39 DG	220	uint32_t (unisolate)(sPAPRDRConnector drc);
6b762f29	221	void (release)(DeviceState dev);
bbf5c878	222
bbf5c878	223	/* QEMU interfaces for managing hotplug operations */
bbf5c878 MR	224	bool (release_pending)(sPAPRDRConnector drc);
	225	} sPAPRDRConnectorClass;
	226
94fd9cba LV	227	static inline bool spapr_drc_hotplugged(DeviceState *dev)
	228	{
	229	return dev->hotplugged && !runstate_check(RUN_STATE_INMIGRATE);
	230	}
	231
	232	void spapr_drc_reset(sPAPRDRConnector *drc);
	233
0b55aa91 DG	234	uint32_t spapr_drc_index(sPAPRDRConnector *drc);
	235	sPAPRDRConnectorType spapr_drc_type(sPAPRDRConnector *drc);
	236
2d335818	237	sPAPRDRConnector spapr_dr_connector_new(Object owner, const char *type,
bbf5c878	238	uint32_t id);
fbf55397 DG	239	sPAPRDRConnector *spapr_drc_by_index(uint32_t index);
fbf55397 DG	240	sPAPRDRConnector spapr_drc_by_id(const char type, uint32_t id);
e4b798bb MR	241	int spapr_drc_populate_dt(void fdt, int fdt_offset, Object owner,
e4b798bb MR	242	uint32_t drc_type_mask);
bbf5c878	243
0be4e886	244	void spapr_drc_attach(sPAPRDRConnector drc, DeviceState d, void *fdt,
5c1da812	245	int fdt_start_offset, Error **errp);
0be4e886 DG	246	void spapr_drc_detach(sPAPRDRConnector drc, DeviceState d, Error **errp);
0be4e886 DG	247
2a6a4076	248	#endif /* HW_SPAPR_DRC_H */