iicbus.h File Reference

#include <sys/_lock.h>
#include <sys/_mutex.h>

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Data Structures
struct	iicbus_softc
struct	iicbus_ivar

Macros
#define	IICBUS_IVAR(d)   (struct iicbus_ivar *) device_get_ivars(d)
#define	IICBUS_SOFTC(d)   (struct iicbus_softc *) device_get_softc(d)
#define	IICBUS_ACCESSOR(A, B, T)    __BUS_ACCESSOR(iicbus, A, IICBUS, B, T)
#define	IICBUS_LOCK(sc)   mtx_lock(&(sc)->lock)
#define	IICBUS_UNLOCK(sc)   mtx_unlock(&(sc)->lock)
#define	IICBUS_ASSERT_LOCKED(sc)   mtx_assert(&(sc)->lock, MA_OWNED)
#define	IICBUS_FDT_PNP_INFO(t)
#define	IICBUS_ACPI_PNP_INFO(t)

Enumerations
enum	{ IICBUS_IVAR_ADDR }

Functions
int	iicbus_generic_intr (device_t dev, int event, char *buf)
void	iicbus_init_frequency (device_t dev, u_int bus_freq)
int	iicbus_attach_common (device_t dev, u_int bus_freq)
device_t	iicbus_add_child_common (device_t dev, u_int order, const char *name, int unit, size_t ivars_size)
int	iicbus_detach (device_t dev)
void	iicbus_probe_nomatch (device_t bus, device_t child)
int	iicbus_read_ivar (device_t bus, device_t child, int which, uintptr_t *result)
int	iicbus_write_ivar (device_t bus, device_t child, int which, uintptr_t value)
int	iicbus_child_location (device_t bus, device_t child, struct sbuf *sb)
int	iicbus_child_pnpinfo (device_t bus, device_t child, struct sbuf *sb)

Variables
driver_t	iicbus_driver
devclass_t	iicbus_devclass
driver_t	ofw_iicbus_driver
devclass_t	ofw_iicbus_devclass
driver_t	acpi_iicbus_driver

Macro Definition Documentation

IICBUS_ACCESSOR

#define IICBUS_ACCESSOR	(		A,
			B,
			T
	)		__BUS_ACCESSOR(iicbus, A, IICBUS, B, T)

Definition at line 65 of file iicbus.h.

IICBUS_ACPI_PNP_INFO

#define IICBUS_ACPI_PNP_INFO

(

t

)

Definition at line 83 of file iicbus.h.

IICBUS_ASSERT_LOCKED

#define IICBUS_ASSERT_LOCKED

(

sc

)

mtx_assert(&(sc)->lock, MA_OWNED)

Definition at line 72 of file iicbus.h.

IICBUS_FDT_PNP_INFO

#define IICBUS_FDT_PNP_INFO

(

t

)

Definition at line 77 of file iicbus.h.

IICBUS_IVAR

#define IICBUS_IVAR

(

d

)

(struct iicbus_ivar *) device_get_ivars(d)

Definition at line 37 of file iicbus.h.

IICBUS_LOCK

#define IICBUS_LOCK

(

sc

)

mtx_lock(&(sc)->lock)

Definition at line 70 of file iicbus.h.

IICBUS_SOFTC

#define IICBUS_SOFTC

(

d

)

(struct iicbus_softc *) device_get_softc(d)

Definition at line 38 of file iicbus.h.

IICBUS_UNLOCK

#define IICBUS_UNLOCK

(

sc

)

mtx_unlock(&(sc)->lock)

Definition at line 71 of file iicbus.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
IICBUS_IVAR_ADDR

Definition at line 61 of file iicbus.h.

Function Documentation

iicbus_add_child_common()

device_t iicbus_add_child_common	(	device_t	dev,
		u_int	order,
		const char *	name,
		int	unit,
		size_t	ivars_size
	)

Definition at line 226 of file iicbus.c.

References dev, and iicbus_ivar::rl.

Referenced by acpi_iicbus_add_child(), and iicbus_add_child().

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iicbus_attach_common()

int iicbus_attach_common	(	device_t	dev,
		u_int	bus_freq
	)

Definition at line 96 of file iicbus.c.

References addr, iicbus_softc::bus_freq, iicbus_softc::dev, dev, IIC_FASTEST, iicbus_init_frequency(), iicbus_reset, IICBUS_SOFTC, iicbus_softc::lock, and iicbus_softc::strict.

Referenced by acpi_iicbus_attach(), and iicbus_attach().

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iicbus_child_location()

int iicbus_child_location	(	device_t	bus,
		device_t	child,
		struct sbuf *	sb
	)

Definition at line 180 of file iicbus.c.

References iicbus_ivar::addr, and IICBUS_IVAR.

Referenced by acpi_iicbus_child_location().

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iicbus_child_pnpinfo()

int iicbus_child_pnpinfo	(	device_t	bus,
		device_t	child,
		struct sbuf *	sb
	)

Definition at line 189 of file iicbus.c.

Referenced by acpi_iicbus_child_pnpinfo().

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iicbus_detach()

int iicbus_detach

(

device_t

dev

)

Definition at line 144 of file iicbus.c.

References dev, IIC_FASTEST, iicbus_reset, IICBUS_SOFTC, and iicbus_softc::lock.

Referenced by acpi_iicbus_detach().

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iicbus_generic_intr()

int iicbus_generic_intr	(	device_t	dev,
		int	event,
		char *	buf
	)

Definition at line 280 of file iicbus.c.

iicbus_init_frequency()

void iicbus_init_frequency	(	device_t	dev,
		u_int	bus_freq
	)

Definition at line 301 of file iicbus.c.

References iicbus_softc::bus_freq, dev, and IICBUS_SOFTC.

Referenced by iicbus_attach_common(), and ofw_iicbus_attach().

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iicbus_probe_nomatch()

void iicbus_probe_nomatch	(	device_t	bus,
		device_t	child
	)

Definition at line 172 of file iicbus.c.

References iicbus_ivar::addr, and IICBUS_IVAR.

Referenced by acpi_iicbus_probe_nomatch().

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iicbus_read_ivar()

int iicbus_read_ivar	(	device_t	bus,
		device_t	child,
		int	which,
		uintptr_t *	result
	)

Definition at line 195 of file iicbus.c.

References iicbus_ivar::addr, IICBUS_IVAR, and IICBUS_IVAR_ADDR.

Referenced by acpi_iicbus_read_ivar().

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iicbus_write_ivar()

int iicbus_write_ivar	(	device_t	bus,
		device_t	child,
		int	which,
		uintptr_t	value
	)

Definition at line 210 of file iicbus.c.

References iicbus_ivar::addr, IICBUS_IVAR, and IICBUS_IVAR_ADDR.

Referenced by acpi_iicbus_write_ivar().

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Variable Documentation

acpi_iicbus_driver

driver_t acpi_iicbus_driver

extern

iicbus_devclass

devclass_t iicbus_devclass

extern

Definition at line 386 of file iicbus.c.

iicbus_driver

driver_t iicbus_driver

extern

Definition at line 380 of file iicbus.c.

ofw_iicbus_devclass

devclass_t ofw_iicbus_devclass

extern

Definition at line 85 of file ofw_iicbus.c.

ofw_iicbus_driver

driver_t ofw_iicbus_driver

extern