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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_ESUNDDI_H
#define _SYS_ESUNDDI_H
#include <sys/sunddi.h>
#include <sys/proc.h>
#include <sys/autoconf.h>
#include <sys/ddi_impldefs.h>
#include <sys/epm.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
/*
* esunddi.h: Function prototypes for kernel ddi functions.
* Note that drivers calling these functions are not
* portable.
*/
int
e_ddi_prop_create(dev_t dev, dev_info_t *dip, int flag,
char *name, caddr_t value, int length);
int
e_ddi_prop_modify(dev_t dev, dev_info_t *dip, int flag,
char *name, caddr_t value, int length);
int
e_ddi_prop_update_int(dev_t match_dev, dev_info_t *dip,
char *name, int data);
int
e_ddi_prop_update_int64(dev_t match_dev, dev_info_t *dip,
char *name, int64_t data);
int
e_ddi_prop_update_int_array(dev_t match_dev, dev_info_t *dip,
char *name, int *data, uint_t nelements);
int
e_ddi_prop_update_int64_array(dev_t match_dev, dev_info_t *dip,
char *name, int64_t *data, uint_t nelements);
int
e_ddi_prop_update_string(dev_t match_dev, dev_info_t *dip,
char *name, char *data);
int
e_ddi_prop_update_string_array(dev_t match_dev, dev_info_t *dip,
char *name, char **data, uint_t nelements);
int
e_ddi_prop_update_byte_array(dev_t match_dev, dev_info_t *dip,
char *name, uchar_t *data, uint_t nelements);
int
e_ddi_prop_remove(dev_t dev, dev_info_t *dip, char *name);
void
e_ddi_prop_remove_all(dev_info_t *dip);
int
e_ddi_prop_undefine(dev_t dev, dev_info_t *dip, int flag, char *name);
int
e_ddi_getprop(dev_t dev, vtype_t type, char *name, int flags, int defaultval);
int64_t
e_ddi_getprop_int64(dev_t dev, vtype_t type, char *name,
int flags, int64_t defvalue);
int
e_ddi_getproplen(dev_t dev, vtype_t type, char *name, int flags, int *lengthp);
int
e_ddi_getlongprop(dev_t dev, vtype_t type, char *name, int flags,
caddr_t valuep, int *lengthp);
int
e_ddi_getlongprop_buf(dev_t dev, vtype_t type, char *name, int flags,
caddr_t valuep, int *lengthp);
int
e_ddi_parental_suspend_resume(dev_info_t *dip);
int
e_ddi_resume(dev_info_t *dip, ddi_attach_cmd_t);
int
e_ddi_suspend(dev_info_t *dip, ddi_detach_cmd_t cmd);
void
pm_init(void);
void
e_ddi_prop_list_delete(ddi_prop_t *proplist);
int
e_ddi_copyfromdev(dev_info_t *, off_t, const void *, void *, size_t);
int
e_ddi_copytodev(dev_info_t *, off_t, const void *, void *, size_t);
/*
* return codes for devi_stillreferenced()
*
* DEVI_REFERENCED - specfs has open minor device(s) for the devinfo
* DEVI_NOT_REFERENCED - specfs has no open minor device for the devinfo
*/
#define DEVI_REFERENCED 1
#define DEVI_NOT_REFERENCED 0
int
devi_stillreferenced(dev_info_t *dip);
extern int (*pm_platform_power)(power_req_t *);
/*
* A consolidation private function which is essentially equivalent to
* ddi_umem_lock but with the addition of arguments ops_vector and procp.
* The procp argument can be eliminated eventually as part of proper
* dynamic reconfiguration callback implementation.
*
* The valid flag values are those used for ddi_umem_lock plus an
* additional flag (DDI_UMEMLOCK_LONGTERM) which must be set when the
* locking will be maintained for an indefinitely long period (essentially
* permanent), rather than for what would be required for a typical I/O
* completion. When DDI_UMEMLOCK_LONGTERM is set, umem_lockmemory will
* return EFAULT if the memory pertains to a regular file which is
* mapped MAP_SHARED. This is to prevent a deadlock in the pvn routines
* if a file truncation is attempted after the locking is done.
*/
int
umem_lockmemory(caddr_t addr, size_t size, int flags,
ddi_umem_cookie_t *cookie,
struct umem_callback_ops *ops_vector,
proc_t *procp);
#define DDI_UMEMLOCK_LONGTERM 0x04
/*
* These are evolving forms of the ddi function ddi_hold_devi_by_instance.
* Like ddi_hold_devi_by_instance, the hold should be released with
* ddi_release_devi.
*/
dev_info_t *
e_ddi_hold_devi_by_dev(dev_t dev, int flags);
dev_info_t *
e_ddi_hold_devi_by_path(char *path, int flags);
/* {e_}ddi_hold_devi{_by{instance|dev|path}} flags */
#define E_DDI_HOLD_DEVI_NOATTACH 0x01
void
e_ddi_hold_devi(dev_info_t *);
/*
* Return the reference count on a devinfo node. The caller can determine,
* with knowledge of his own holds, if the devinfo node is still in use.
*/
int
e_ddi_devi_holdcnt(dev_info_t *dip);
/*
* Perform path reconstruction given a major and instance. Does not
* drive attach of the path.
*/
int
e_ddi_majorinstance_to_path(major_t major, int instance, char *name);
/*
* walk all devinfo nodes linked on the driver list
*/
void
e_ddi_walk_driver(char *, int (*f)(dev_info_t *, void *), void *);
/*
* Given the nodeid for a persistent node, find the corresponding
* devinfo node.
* NOTE: .conf nodeids are not valid arguments to this function.
*/
dev_info_t *
e_ddi_nodeid_to_dip(pnode_t nodeid);
/*
* Defines for DR interfaces
*/
#define DEVI_BRANCH_CHILD 0x01 /* Walk immediate children of root */
#define DEVI_BRANCH_CONFIGURE 0x02 /* Configure branch after create */
#define DEVI_BRANCH_DESTROY 0x04 /* Destroy branch after unconfigure */
#define DEVI_BRANCH_EVENT 0x08 /* Post NDI event */
#define DEVI_BRANCH_PROM 0x10 /* Branches derived from PROM nodes */
#define DEVI_BRANCH_SID 0x20 /* SID node branches */
#define DEVI_BRANCH_ROOT 0x40 /* Node is the root of a branch */
typedef struct devi_branch {
void *arg;
void (*devi_branch_callback)(dev_info_t *, void *, uint_t);
int type;
union {
int (*prom_branch_select)(pnode_t, void *, uint_t);
int (*sid_branch_create)(dev_info_t *, void *, uint_t);
} create;
} devi_branch_t;
extern int e_ddi_branch_create(dev_info_t *pdip, devi_branch_t *bp,
dev_info_t **dipp, uint_t flags);
extern int e_ddi_branch_configure(dev_info_t *rdip, dev_info_t **dipp,
uint_t flags);
extern int e_ddi_branch_unconfigure(dev_info_t *rdip, dev_info_t **dipp,
uint_t flags);
extern int e_ddi_branch_destroy(dev_info_t *rdip, dev_info_t **dipp,
uint_t flags);
extern void e_ddi_branch_hold(dev_info_t *rdip);
extern void e_ddi_branch_rele(dev_info_t *rdip);
extern int e_ddi_branch_held(dev_info_t *rdip);
extern int e_ddi_branch_referenced(dev_info_t *rdip,
int (*cb)(dev_info_t *dip, void *, uint_t), void *arg);
/*
* Obsolete interfaces, no longer used, to be removed.
* Retained only for driver compatibility.
*/
void
e_ddi_enter_driver_list(struct devnames *, int *); /* obsolete */
int
e_ddi_tryenter_driver_list(struct devnames *, int *); /* obsolete */
void
e_ddi_exit_driver_list(struct devnames *, int); /* obsolete */
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_ESUNDDI_H */
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