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RESOURCE_INT_VALUE(9) Kernel Developer's Manual RESOURCE_INT_VALUE(9)

NAME

resource_int_value, resource_long_value, resource_string_value —
get a value from the hints mechanism

SYNOPSIS

#include <sys/param.h>
#include <sys/bus.h>

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);

DESCRIPTION

These functions fetch a value from the “hints” mechanism.

The functions take the following arguments:

name
The name of the device to get the resource value from.
unit
The unit number of the device. -1 is special and is used for wildcard entries.
resname
The resource name.
result
A pointer to memory in which to store the resource value.

RETURN VALUES

If successful, the functions return 0. Otherwise, a non-zero error code is returned.

ERRORS

The functions will fail if:
[]
The resource could not be found.
[]
Inappropriate resource type.

SEE ALSO

device(9), driver(9)

AUTHORS

This manual page was written by Warner Losh <imp@FreeBSD.org>.
March 1, 2001 Linux 4.9.0-9-amd64