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/*-
* Copyright (c) 1997,1998,2003 Doug Rabson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/sys/bus.h 235522 2012-05-16 21:06:56Z jhb $
*/
#ifndef _SYS_BUS_H_
#define _SYS_BUS_H_
#include <machine/_limits.h>
#include <sys/_bus_dma.h>
/**
* @defgroup NEWBUS newbus - a generic framework for managing devices
* @{
*/
/**
* @brief Interface information structure.
*/
struct u_businfo {
int ub_version; /**< @brief interface version */
#define BUS_USER_VERSION 1
int ub_generation; /**< @brief generation count */
};
/**
* @brief State of the device.
*/
typedef enum device_state {
DS_NOTPRESENT = 10, /**< @brief not probed or probe failed */
DS_ALIVE = 20, /**< @brief probe succeeded */
DS_ATTACHING = 25, /**< @brief currently attaching */
DS_ATTACHED = 30, /**< @brief attach method called */
DS_BUSY = 40 /**< @brief device is open */
} device_state_t;
/**
* @brief Device information exported to userspace.
*/
struct u_device {
uintptr_t dv_handle;
uintptr_t dv_parent;
char dv_name[32]; /**< @brief Name of device in tree. */
char dv_desc[32]; /**< @brief Driver description */
char dv_drivername[32]; /**< @brief Driver name */
char dv_pnpinfo[128]; /**< @brief Plug and play info */
char dv_location[128]; /**< @brief Where is the device? */
uint32_t dv_devflags; /**< @brief API Flags for device */
uint16_t dv_flags; /**< @brief flags for dev date */
device_state_t dv_state; /**< @brief State of attachment */
/* XXX more driver info? */
};
#ifdef _KERNEL
#include <sys/queue.h>
#include <sys/kobj.h>
/**
* devctl hooks. Typically one should use the devctl_notify
* hook to send the message. However, devctl_queue_data is also
* included in case devctl_notify isn't sufficiently general.
*/
boolean_t devctl_process_running(void);
void devctl_notify_f(const char *__system, const char *__subsystem,
const char *__type, const char *__data, int __flags);
void devctl_notify(const char *__system, const char *__subsystem,
const char *__type, const char *__data);
void devctl_queue_data_f(char *__data, int __flags);
void devctl_queue_data(char *__data);
/**
* @brief A device driver (included mainly for compatibility with
* FreeBSD 4.x).
*/
typedef struct kobj_class driver_t;
/**
* @brief A device class
*
* The devclass object has two main functions in the system. The first
* is to manage the allocation of unit numbers for device instances
* and the second is to hold the list of device drivers for a
* particular bus type. Each devclass has a name and there cannot be
* two devclasses with the same name. This ensures that unique unit
* numbers are allocated to device instances.
*
* Drivers that support several different bus attachments (e.g. isa,
* pci, pccard) should all use the same devclass to ensure that unit
* numbers do not conflict.
*
* Each devclass may also have a parent devclass. This is used when
* searching for device drivers to allow a form of inheritance. When
* matching drivers with devices, first the driver list of the parent
* device's devclass is searched. If no driver is found in that list,
* the search continues in the parent devclass (if any).
*/
typedef struct devclass *devclass_t;
/**
* @brief A device method (included mainly for compatibility with
* FreeBSD 4.x).
*/
#define device_method_t kobj_method_t
/**
* @brief Driver interrupt filter return values
*
* If a driver provides an interrupt filter routine it must return an
* integer consisting of oring together zero or more of the following
* flags:
*
* FILTER_STRAY - this device did not trigger the interrupt
* FILTER_HANDLED - the interrupt has been fully handled and can be EOId
* FILTER_SCHEDULE_THREAD - the threaded interrupt handler should be
* scheduled to execute
*
* If the driver does not provide a filter, then the interrupt code will
* act is if the filter had returned FILTER_SCHEDULE_THREAD. Note that it
* is illegal to specify any other flag with FILTER_STRAY and that it is
* illegal to not specify either of FILTER_HANDLED or FILTER_SCHEDULE_THREAD
* if FILTER_STRAY is not specified.
*/
#define FILTER_STRAY 0x01
#define FILTER_HANDLED 0x02
#define FILTER_SCHEDULE_THREAD 0x04
/**
* @brief Driver interrupt service routines
*
* The filter routine is run in primary interrupt context and may not
* block or use regular mutexes. It may only use spin mutexes for
* synchronization. The filter may either completely handle the
* interrupt or it may perform some of the work and defer more
* expensive work to the regular interrupt handler. If a filter
* routine is not registered by the driver, then the regular interrupt
* handler is always used to handle interrupts from this device.
*
* The regular interrupt handler executes in its own thread context
* and may use regular mutexes. However, it is prohibited from
* sleeping on a sleep queue.
*/
typedef int driver_filter_t(void*);
typedef void driver_intr_t(void*);
/**
* @brief Interrupt type bits.
*
* These flags are used both by newbus interrupt
* registration (nexus.c) and also in struct intrec, which defines
* interrupt properties.
*
* XXX We should probably revisit this and remove the vestiges of the
* spls implicit in names like INTR_TYPE_TTY. In the meantime, don't
* confuse things by renaming them (Grog, 18 July 2000).
*
* We define this in terms of bits because some devices may belong
* to multiple classes (and therefore need to be included in
* multiple interrupt masks, which is what this really serves to
* indicate. Buses which do interrupt remapping will want to
* change their type to reflect what sort of devices are underneath.
*/
enum intr_type {
INTR_TYPE_TTY = 1,
INTR_TYPE_BIO = 2,
INTR_TYPE_NET = 4,
INTR_TYPE_CAM = 8,
INTR_TYPE_MISC = 16,
INTR_TYPE_CLK = 32,
INTR_TYPE_AV = 64,
INTR_EXCL = 256, /* exclusive interrupt */
INTR_MPSAFE = 512, /* this interrupt is SMP safe */
INTR_ENTROPY = 1024, /* this interrupt provides entropy */
INTR_MD1 = 4096, /* flag reserved for MD use */
INTR_MD2 = 8192, /* flag reserved for MD use */
INTR_MD3 = 16384, /* flag reserved for MD use */
INTR_MD4 = 32768 /* flag reserved for MD use */
};
enum intr_trigger {
INTR_TRIGGER_CONFORM = 0,
INTR_TRIGGER_EDGE = 1,
INTR_TRIGGER_LEVEL = 2
};
enum intr_polarity {
INTR_POLARITY_CONFORM = 0,
INTR_POLARITY_HIGH = 1,
INTR_POLARITY_LOW = 2
};
typedef int (*devop_t)(void);
/**
* @brief This structure is deprecated.
*
* Use the kobj(9) macro DEFINE_CLASS to
* declare classes which implement device drivers.
*/
struct driver {
KOBJ_CLASS_FIELDS;
};
/*
* Definitions for drivers which need to keep simple lists of resources
* for their child devices.
*/
struct resource;
/**
* @brief An entry for a single resource in a resource list.
*/
struct resource_list_entry {
STAILQ_ENTRY(resource_list_entry) link;
int type; /**< @brief type argument to alloc_resource */
int rid; /**< @brief resource identifier */
int flags; /**< @brief resource flags */
struct resource *res; /**< @brief the real resource when allocated */
u_long start; /**< @brief start of resource range */
u_long end; /**< @brief end of resource range */
u_long count; /**< @brief count within range */
};
STAILQ_HEAD(resource_list, resource_list_entry);
#define RLE_RESERVED 0x0001 /* Reserved by the parent bus. */
#define RLE_ALLOCATED 0x0002 /* Reserved resource is allocated. */
#define RLE_PREFETCH 0x0004 /* Resource is a prefetch range. */
void resource_list_init(struct resource_list *rl);
void resource_list_free(struct resource_list *rl);
struct resource_list_entry *
resource_list_add(struct resource_list *rl,
int type, int rid,
u_long start, u_long end, u_long count);
int resource_list_add_next(struct resource_list *rl,
int type,
u_long start, u_long end, u_long count);
int resource_list_busy(struct resource_list *rl,
int type, int rid);
int resource_list_reserved(struct resource_list *rl, int type, int rid);
struct resource_list_entry*
resource_list_find(struct resource_list *rl,
int type, int rid);
void resource_list_delete(struct resource_list *rl,
int type, int rid);
struct resource *
resource_list_alloc(struct resource_list *rl,
device_t bus, device_t child,
int type, int *rid,
u_long start, u_long end,
u_long count, u_int flags);
int resource_list_release(struct resource_list *rl,
device_t bus, device_t child,
int type, int rid, struct resource *res);
struct resource *
resource_list_reserve(struct resource_list *rl,
device_t bus, device_t child,
int type, int *rid,
u_long start, u_long end,
u_long count, u_int flags);
int resource_list_unreserve(struct resource_list *rl,
device_t bus, device_t child,
int type, int rid);
void resource_list_purge(struct resource_list *rl);
int resource_list_print_type(struct resource_list *rl,
const char *name, int type,
const char *format);
/*
* The root bus, to which all top-level busses are attached.
*/
extern device_t root_bus;
extern devclass_t root_devclass;
void root_bus_configure(void);
/*
* Useful functions for implementing busses.
*/
int bus_generic_activate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r);
device_t
bus_generic_add_child(device_t dev, u_int order, const char *name,
int unit);
int bus_generic_adjust_resource(device_t bus, device_t child, int type,
struct resource *r, u_long start,
u_long end);
struct resource *
bus_generic_alloc_resource(device_t bus, device_t child, int type,
int *rid, u_long start, u_long end,
u_long count, u_int flags);
int bus_generic_attach(device_t dev);
int bus_generic_bind_intr(device_t dev, device_t child,
struct resource *irq, int cpu);
int bus_generic_child_present(device_t dev, device_t child);
int bus_generic_config_intr(device_t, int, enum intr_trigger,
enum intr_polarity);
int bus_generic_describe_intr(device_t dev, device_t child,
struct resource *irq, void *cookie,
const char *descr);
int bus_generic_deactivate_resource(device_t dev, device_t child, int type,
int rid, struct resource *r);
int bus_generic_detach(device_t dev);
void bus_generic_driver_added(device_t dev, driver_t *driver);
bus_dma_tag_t
bus_generic_get_dma_tag(device_t dev, device_t child);
struct resource_list *
bus_generic_get_resource_list (device_t, device_t);
void bus_generic_new_pass(device_t dev);
int bus_print_child_header(device_t dev, device_t child);
int bus_print_child_footer(device_t dev, device_t child);
int bus_generic_print_child(device_t dev, device_t child);
int bus_generic_probe(device_t dev);
int bus_generic_read_ivar(device_t dev, device_t child, int which,
uintptr_t *result);
int bus_generic_release_resource(device_t bus, device_t child,
int type, int rid, struct resource *r);
int bus_generic_resume(device_t dev);
int bus_generic_setup_intr(device_t dev, device_t child,
struct resource *irq, int flags,
driver_filter_t *filter, driver_intr_t *intr,
void *arg, void **cookiep);
struct resource *
bus_generic_rl_alloc_resource (device_t, device_t, int, int *,
u_long, u_long, u_long, u_int);
void bus_generic_rl_delete_resource (device_t, device_t, int, int);
int bus_generic_rl_get_resource (device_t, device_t, int, int, u_long *,
u_long *);
int bus_generic_rl_set_resource (device_t, device_t, int, int, u_long,
u_long);
int bus_generic_rl_release_resource (device_t, device_t, int, int,
struct resource *);
int bus_generic_shutdown(device_t dev);
int bus_generic_suspend(device_t dev);
int bus_generic_teardown_intr(device_t dev, device_t child,
struct resource *irq, void *cookie);
int bus_generic_write_ivar(device_t dev, device_t child, int which,
uintptr_t value);
/*
* Wrapper functions for the BUS_*_RESOURCE methods to make client code
* a little simpler.
*/
struct resource_spec {
int type;
int rid;
int flags;
};
int bus_alloc_resources(device_t dev, struct resource_spec *rs,
struct resource **res);
void bus_release_resources(device_t dev, const struct resource_spec *rs,
struct resource **res);
int bus_adjust_resource(device_t child, int type, struct resource *r,
u_long start, u_long end);
struct resource *bus_alloc_resource(device_t dev, int type, int *rid,
u_long start, u_long end, u_long count,
u_int flags);
int bus_activate_resource(device_t dev, int type, int rid,
struct resource *r);
int bus_deactivate_resource(device_t dev, int type, int rid,
struct resource *r);
bus_dma_tag_t bus_get_dma_tag(device_t dev);
int bus_release_resource(device_t dev, int type, int rid,
struct resource *r);
int bus_free_resource(device_t dev, int type, struct resource *r);
int bus_setup_intr(device_t dev, struct resource *r, int flags,
driver_filter_t filter, driver_intr_t handler,
void *arg, void **cookiep);
int bus_teardown_intr(device_t dev, struct resource *r, void *cookie);
int bus_bind_intr(device_t dev, struct resource *r, int cpu);
int bus_describe_intr(device_t dev, struct resource *irq, void *cookie,
const char *fmt, ...);
int bus_set_resource(device_t dev, int type, int rid,
u_long start, u_long count);
int bus_get_resource(device_t dev, int type, int rid,
u_long *startp, u_long *countp);
u_long bus_get_resource_start(device_t dev, int type, int rid);
u_long bus_get_resource_count(device_t dev, int type, int rid);
void bus_delete_resource(device_t dev, int type, int rid);
int bus_child_present(device_t child);
int bus_child_pnpinfo_str(device_t child, char *buf, size_t buflen);
int bus_child_location_str(device_t child, char *buf, size_t buflen);
void bus_enumerate_hinted_children(device_t bus);
static __inline struct resource *
bus_alloc_resource_any(device_t dev, int type, int *rid, u_int flags)
{
return (bus_alloc_resource(dev, type, rid, 0ul, ~0ul, 1, flags));
}
/*
* Access functions for device.
*/
device_t device_add_child(device_t dev, const char *name, int unit);
device_t device_add_child_ordered(device_t dev, u_int order,
const char *name, int unit);
void device_busy(device_t dev);
int device_delete_child(device_t dev, device_t child);
int device_delete_children(device_t dev);
int device_attach(device_t dev);
int device_detach(device_t dev);
void device_disable(device_t dev);
void device_enable(device_t dev);
device_t device_find_child(device_t dev, const char *classname,
int unit);
const char *device_get_desc(device_t dev);
devclass_t device_get_devclass(device_t dev);
driver_t *device_get_driver(device_t dev);
u_int32_t device_get_flags(device_t dev);
device_t device_get_parent(device_t dev);
int device_get_children(device_t dev, device_t **listp, int *countp);
void *device_get_ivars(device_t dev);
void device_set_ivars(device_t dev, void *ivars);
const char *device_get_name(device_t dev);
const char *device_get_nameunit(device_t dev);
void *device_get_softc(device_t dev);
device_state_t device_get_state(device_t dev);
int device_get_unit(device_t dev);
struct sysctl_ctx_list *device_get_sysctl_ctx(device_t dev);
struct sysctl_oid *device_get_sysctl_tree(device_t dev);
int device_is_alive(device_t dev); /* did probe succeed? */
int device_is_attached(device_t dev); /* did attach succeed? */
int device_is_enabled(device_t dev);
int device_is_quiet(device_t dev);
int device_print_prettyname(device_t dev);
int device_printf(device_t dev, const char *, ...) __printflike(2, 3);
int device_probe(device_t dev);
int device_probe_and_attach(device_t dev);
int device_probe_child(device_t bus, device_t dev);
int device_quiesce(device_t dev);
void device_quiet(device_t dev);
void device_set_desc(device_t dev, const char* desc);
void device_set_desc_copy(device_t dev, const char* desc);
int device_set_devclass(device_t dev, const char *classname);
int device_set_driver(device_t dev, driver_t *driver);
void device_set_flags(device_t dev, u_int32_t flags);
void device_set_softc(device_t dev, void *softc);
int device_set_unit(device_t dev, int unit); /* XXX DONT USE XXX */
int device_shutdown(device_t dev);
void device_unbusy(device_t dev);
void device_verbose(device_t dev);
/*
* Access functions for devclass.
*/
int devclass_add_driver(devclass_t dc, driver_t *driver,
int pass, devclass_t *dcp);
devclass_t devclass_create(const char *classname);
int devclass_delete_driver(devclass_t busclass, driver_t *driver);
devclass_t devclass_find(const char *classname);
const char *devclass_get_name(devclass_t dc);
device_t devclass_get_device(devclass_t dc, int unit);
void *devclass_get_softc(devclass_t dc, int unit);
int devclass_get_devices(devclass_t dc, device_t **listp, int *countp);
int devclass_get_drivers(devclass_t dc, driver_t ***listp, int *countp);
int devclass_get_count(devclass_t dc);
int devclass_get_maxunit(devclass_t dc);
int devclass_find_free_unit(devclass_t dc, int unit);
void devclass_set_parent(devclass_t dc, devclass_t pdc);
devclass_t devclass_get_parent(devclass_t dc);
struct sysctl_ctx_list *devclass_get_sysctl_ctx(devclass_t dc);
struct sysctl_oid *devclass_get_sysctl_tree(devclass_t dc);
/*
* Access functions for device resources.
*/
int resource_int_value(const char *name, int unit, const char *resname,
int *result);
int resource_long_value(const char *name, int unit, const char *resname,
long *result);
int resource_string_value(const char *name, int unit, const char *resname,
const char **result);
int resource_disabled(const char *name, int unit);
int resource_find_match(int *anchor, const char **name, int *unit,
const char *resname, const char *value);
int resource_find_dev(int *anchor, const char *name, int *unit,
const char *resname, const char *value);
int resource_set_int(const char *name, int unit, const char *resname,
int value);
int resource_set_long(const char *name, int unit, const char *resname,
long value);
int resource_set_string(const char *name, int unit, const char *resname,
const char *value);
/*
* Functions for maintaining and checking consistency of
* bus information exported to userspace.
*/
int bus_data_generation_check(int generation);
void bus_data_generation_update(void);
/**
* Some convenience defines for probe routines to return. These are just
* suggested values, and there's nothing magical about them.
* BUS_PROBE_SPECIFIC is for devices that cannot be reprobed, and that no
* possible other driver may exist (typically legacy drivers who don't fallow
* all the rules, or special needs drivers). BUS_PROBE_VENDOR is the
* suggested value that vendor supplied drivers use. This is for source or
* binary drivers that are not yet integrated into the FreeBSD tree. Its use
* in the base OS is prohibited. BUS_PROBE_DEFAULT is the normal return value
* for drivers to use. It is intended that nearly all of the drivers in the
* tree should return this value. BUS_PROBE_LOW_PRIORITY are for drivers that
* have special requirements like when there are two drivers that support
* overlapping series of hardware devices. In this case the one that supports
* the older part of the line would return this value, while the one that
* supports the newer ones would return BUS_PROBE_DEFAULT. BUS_PROBE_GENERIC
* is for drivers that wish to have a generic form and a specialized form,
* like is done with the pci bus and the acpi pci bus. BUS_PROBE_HOOVER is
* for those busses that implement a generic device place-holder for devices on
* the bus that have no more specific river for them (aka ugen).
* BUS_PROBE_NOWILDCARD or lower means that the device isn't really bidding
* for a device node, but accepts only devices that its parent has told it
* use this driver.
*/
#define BUS_PROBE_SPECIFIC 0 /* Only I can use this device */
#define BUS_PROBE_VENDOR (-10) /* Vendor supplied driver */
#define BUS_PROBE_DEFAULT (-20) /* Base OS default driver */
#define BUS_PROBE_LOW_PRIORITY (-40) /* Older, less desirable drivers */
#define BUS_PROBE_GENERIC (-100) /* generic driver for dev */
#define BUS_PROBE_HOOVER (-500) /* Generic dev for all devs on bus */
#define BUS_PROBE_NOWILDCARD (-2000000000) /* No wildcard device matches */
/**
* During boot, the device tree is scanned multiple times. Each scan,
* or pass, drivers may be attached to devices. Each driver
* attachment is assigned a pass number. Drivers may only probe and
* attach to devices if their pass number is less than or equal to the
* current system-wide pass number. The default pass is the last pass
* and is used by most drivers. Drivers needed by the scheduler are
* probed in earlier passes.
*/
#define BUS_PASS_ROOT 0 /* Used to attach root0. */
#define BUS_PASS_BUS 10 /* Busses and bridges. */
#define BUS_PASS_CPU 20 /* CPU devices. */
#define BUS_PASS_RESOURCE 30 /* Resource discovery. */
#define BUS_PASS_INTERRUPT 40 /* Interrupt controllers. */
#define BUS_PASS_TIMER 50 /* Timers and clocks. */
#define BUS_PASS_SCHEDULER 60 /* Start scheduler. */
#define BUS_PASS_DEFAULT __INT_MAX /* Everything else. */
extern int bus_current_pass;
void bus_set_pass(int pass);
/**
* Shorthands for constructing method tables.
*/
#define DEVMETHOD KOBJMETHOD
#define DEVMETHOD_END KOBJMETHOD_END
/*
* Some common device interfaces.
*/
#include "device_if.h"
#include "bus_if.h"
struct module;
int driver_module_handler(struct module *, int, void *);
/**
* Module support for automatically adding drivers to busses.
*/
struct driver_module_data {
int (*dmd_chainevh)(struct module *, int, void *);
void *dmd_chainarg;
const char *dmd_busname;
kobj_class_t dmd_driver;
devclass_t *dmd_devclass;
int dmd_pass;
};
#define EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
evh, arg, order, pass) \
\
static struct driver_module_data name##_##busname##_driver_mod = { \
evh, arg, \
#busname, \
(kobj_class_t) &driver, \
&devclass, \
pass \
}; \
\
static moduledata_t name##_##busname##_mod = { \
#busname "/" #name, \
driver_module_handler, \
&name##_##busname##_driver_mod \
}; \
DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \
SI_SUB_DRIVERS, order)
#define EARLY_DRIVER_MODULE(name, busname, driver, devclass, evh, arg, pass) \
EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
evh, arg, SI_ORDER_MIDDLE, pass)
#define DRIVER_MODULE_ORDERED(name, busname, driver, devclass, evh, arg,\
order) \
EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
evh, arg, order, BUS_PASS_DEFAULT)
#define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \
EARLY_DRIVER_MODULE(name, busname, driver, devclass, evh, arg, \
BUS_PASS_DEFAULT)
/**
* Generic ivar accessor generation macros for bus drivers
*/
#define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \
\
static __inline type varp ## _get_ ## var(device_t dev) \
{ \
uintptr_t v; \
BUS_READ_IVAR(device_get_parent(dev), dev, \
ivarp ## _IVAR_ ## ivar, &v); \
return ((type) v); \
} \
\
static __inline void varp ## _set_ ## var(device_t dev, type t) \
{ \
uintptr_t v = (uintptr_t) t; \
BUS_WRITE_IVAR(device_get_parent(dev), dev, \
ivarp ## _IVAR_ ## ivar, v); \
}
/**
* Shorthand macros, taking resource argument
* Generated with sys/tools/bus_macro.sh
*/
#define bus_barrier(r, o, l, f) \
bus_space_barrier((r)->r_bustag, (r)->r_bushandle, (o), (l), (f))
#define bus_read_1(r, o) \
bus_space_read_1((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_1(r, o, d, c) \
bus_space_read_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_1(r, o, d, c) \
bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_1(r, o, v, c) \
bus_space_set_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_1(r, o, v, c) \
bus_space_set_region_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_1(r, o, v) \
bus_space_write_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_1(r, o, d, c) \
bus_space_write_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_1(r, o, d, c) \
bus_space_write_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_stream_1(r, o) \
bus_space_read_stream_1((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_stream_1(r, o, d, c) \
bus_space_read_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_stream_1(r, o, d, c) \
bus_space_read_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_stream_1(r, o, v, c) \
bus_space_set_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_stream_1(r, o, v, c) \
bus_space_set_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_stream_1(r, o, v) \
bus_space_write_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_stream_1(r, o, d, c) \
bus_space_write_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_stream_1(r, o, d, c) \
bus_space_write_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_2(r, o) \
bus_space_read_2((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_2(r, o, d, c) \
bus_space_read_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_2(r, o, d, c) \
bus_space_read_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_2(r, o, v, c) \
bus_space_set_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_2(r, o, v, c) \
bus_space_set_region_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_2(r, o, v) \
bus_space_write_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_2(r, o, d, c) \
bus_space_write_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_2(r, o, d, c) \
bus_space_write_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_stream_2(r, o) \
bus_space_read_stream_2((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_stream_2(r, o, d, c) \
bus_space_read_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_stream_2(r, o, d, c) \
bus_space_read_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_stream_2(r, o, v, c) \
bus_space_set_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_stream_2(r, o, v, c) \
bus_space_set_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_stream_2(r, o, v) \
bus_space_write_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_stream_2(r, o, d, c) \
bus_space_write_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_stream_2(r, o, d, c) \
bus_space_write_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_4(r, o) \
bus_space_read_4((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_4(r, o, d, c) \
bus_space_read_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_4(r, o, d, c) \
bus_space_read_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_4(r, o, v, c) \
bus_space_set_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_4(r, o, v, c) \
bus_space_set_region_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_4(r, o, v) \
bus_space_write_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_4(r, o, d, c) \
bus_space_write_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_4(r, o, d, c) \
bus_space_write_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_stream_4(r, o) \
bus_space_read_stream_4((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_stream_4(r, o, d, c) \
bus_space_read_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_stream_4(r, o, d, c) \
bus_space_read_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_stream_4(r, o, v, c) \
bus_space_set_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_stream_4(r, o, v, c) \
bus_space_set_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_stream_4(r, o, v) \
bus_space_write_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_stream_4(r, o, d, c) \
bus_space_write_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_stream_4(r, o, d, c) \
bus_space_write_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_8(r, o) \
bus_space_read_8((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_8(r, o, d, c) \
bus_space_read_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_8(r, o, d, c) \
bus_space_read_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_8(r, o, v, c) \
bus_space_set_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_8(r, o, v, c) \
bus_space_set_region_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_8(r, o, v) \
bus_space_write_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_8(r, o, d, c) \
bus_space_write_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_8(r, o, d, c) \
bus_space_write_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_stream_8(r, o) \
bus_space_read_stream_8((r)->r_bustag, (r)->r_bushandle, (o))
#define bus_read_multi_stream_8(r, o, d, c) \
bus_space_read_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_read_region_stream_8(r, o, d, c) \
bus_space_read_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_set_multi_stream_8(r, o, v, c) \
bus_space_set_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_set_region_stream_8(r, o, v, c) \
bus_space_set_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
#define bus_write_stream_8(r, o, v) \
bus_space_write_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
#define bus_write_multi_stream_8(r, o, d, c) \
bus_space_write_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#define bus_write_region_stream_8(r, o, d, c) \
bus_space_write_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
#endif /* _KERNEL */
#endif /* !_SYS_BUS_H_ */