Provided by: freebsd-manpages_12.2-1_all
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: [ENOENT] The resource could not be found. [EFTYPE] Inappropriate resource type.
SEE ALSO
device(9), driver(9)
AUTHORS
This manual page was written by Warner Losh <imp@FreeBSD.org>.