1 /* $OpenBSD: starfire.c,v 1.1 2008/03/16 22:18:53 kettenis Exp $ */ 2 3 /* 4 * Copyright (c) 2008 Mark Kettenis 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/param.h> 20 21 #include <sparc64/dev/starfire.h> 22 23 void 24 starfire_pc_ittrans_init(int upaid) 25 { 26 paddr_t pa; 27 28 pa = STARFIRE_UPAID2UPS(upaid) | STARFIRE_PSI_BASE; 29 pa |= (STARFIRE_PSI_PCREG_OFF | STARFIRE_PC_INT_MAP); 30 31 /* 32 * Since we direct all interrupts to the boot processor, we 33 * simply program the port controller ITTR hardware with a 34 * single mapping. 35 */ 36 pa += CPU_UPAID * 0x10; 37 stwa(pa, ASI_PHYS_NON_CACHED, STARFIRE_UPAID2HWMID(cpu_myid())); 38 } 39