arena_set_irq
arena_set_irq
SYNOPSIS
#include <charm.h>
typedef void (*NotifiyFn)();
Status arena_set_irq( int arena_id, Cap arena_cap, NotifyFn ep )
PARAMETERS
arena_id specifies the arena whose activation point is being set.
arena_cap a management capability for the arena being managed.
ep specifies the entry point for irq notification.
DESCRIPTION
The arena_set_irq() function is used to specify the function that is called when a (managed) irq occurs.
The entry-point address specified must be a valid code address in user space.
RETURN VALUES
Upon the successful completion, the arena_set_irq( ) function returns [SUCCESS].
ERRORS
[NO_SUCH_ARENA] The arena_id parameter is not valid (out of range).
[ARENA_CAP_INVALID] The arena_cap parameter specifies a capability that does not match the current authorisation capability associated with the arena.
[ILLEGAL_ENTRY_POINT] Entry point specified is not a legal code address. All entry points must be <= the kernel constant max_user_va.