RESOURCE_INT_VALUE, … - reference manual online

Get a value from the hints mechanism.

March 1, 2001
RESOURCE_INT_VALUE(9)             BSD 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: [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 <>.
BSD March 1, 2001 BSD
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resource_string_value(9freebsd) referred by
refer to device(9freebsd) | driver(9freebsd) | resource_int_value(9freebsd)