drvmgr_bus Struct Reference

#include <drvmgr.h>

Data Fields
int	obj_type
unsigned char	bus_type
unsigned char	depth
struct drvmgr_bus *	next
struct drvmgr_dev *	dev
void *	priv
struct drvmgr_dev *	children
struct drvmgr_bus_ops *	ops
struct drvmgr_func *	funcs
int	dev_cnt
struct drvmgr_bus_res *	reslist
struct drvmgr_map_entry *	maps_up
struct drvmgr_map_entry *	maps_down
int	level
int	state
int	error

Detailed Description

Bus information. Describes a bus.

Field Documentation

bus_type

unsigned char drvmgr_bus::bus_type

Type of bus

children

struct drvmgr_dev* drvmgr_bus::children

Hardware devices on this bus

depth

unsigned char drvmgr_bus::depth

Bus level distance from root bus

dev

struct drvmgr_dev* drvmgr_bus::dev

Bus device, the hardware...

dev_cnt

int drvmgr_bus::dev_cnt

Number of devices this bus has

error

int drvmgr_bus::error

Return code from bus->ops->initN()

funcs

struct drvmgr_func* drvmgr_bus::funcs

Extra operations

level

int drvmgr_bus::level

Initialization Level of Bus

maps_down

struct drvmgr_map_entry* drvmgr_bus::maps_down

Map Translation, array of address spaces downstreams to Hardware

maps_up

struct drvmgr_map_entry* drvmgr_bus::maps_up

Map Translation, array of address spaces upstreams to CPU

next

struct drvmgr_bus* drvmgr_bus::next

Next Bus

obj_type

int drvmgr_bus::obj_type

DRVMGR_OBJ_BUS

ops

struct drvmgr_bus_ops* drvmgr_bus::ops

Bus operations supported by this bus driver

priv

void* drvmgr_bus::priv

Private data structure used by BUS driver

reslist

struct drvmgr_bus_res* drvmgr_bus::reslist

Bus resources, head of a linked list of resources.

state

int drvmgr_bus::state

Init State of Bus, BUS_STATE_*

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The documentation for this struct was generated from the following file:

• cpukit/include/drvmgr/drvmgr.h