/*- * Copyright (c) 1989, 1990 William F. Jolitz. * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * William Jolitz. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ .data ALIGN_DATA vec: .long vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7 .long vec8, vec9, vec10, vec11, vec12, vec13, vec14, vec15 /* interrupt mask enable (all h/w off) */ .globl _imen _imen: .long HWI_MASK /* * */ .text SUPERALIGN_TEXT /* * Fake clock interrupt(s) so that they appear to come from our caller instead * of from here, so that system profiling works. * XXX do this more generally (for all vectors; look up the C entry point). * XXX frame bogusness stops us from just jumping to the C entry point. */ ALIGN_TEXT vec0: popl %eax /* return address */ pushfl pushl $KCSEL pushl %eax cli MEXITCOUNT jmp _Xintr0 /* XXX might need _Xfastintr0 */ #ifndef PC98 ALIGN_TEXT vec8: popl %eax pushfl pushl $KCSEL pushl %eax cli MEXITCOUNT jmp _Xintr8 /* XXX might need _Xfastintr8 */ #endif /* PC98 */ /* * The 'generic' vector stubs. */ #define BUILD_VEC(irq_num) \ ALIGN_TEXT ; \ __CONCAT(vec,irq_num): ; \ int $ICU_OFFSET + (irq_num) ; \ ret BUILD_VEC(1) BUILD_VEC(2) BUILD_VEC(3) BUILD_VEC(4) BUILD_VEC(5) BUILD_VEC(6) BUILD_VEC(7) #ifdef PC98 BUILD_VEC(8) #endif BUILD_VEC(9) BUILD_VEC(10) BUILD_VEC(11) BUILD_VEC(12) BUILD_VEC(13) BUILD_VEC(14) BUILD_VEC(15)