u64 addr, quadlet_t *buffer, size_t length);
int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
u64 addr, quadlet_t *buffer, size_t length);
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+ u64 addr, int extcode, quadlet_t *data, quadlet_t arg);
#ifdef HPSB_DEBUG_TLABELS
extern spinlock_t hpsb_tlabel_lock;