xref: /freebsd/sys/i386/i386/atpic_vector.S (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
1/*-
2 * Copyright (c) 1989, 1990 William F. Jolitz.
3 * Copyright (c) 1990 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the University nor the names of its contributors
15 *    may be used to endorse or promote products derived from this software
16 *    without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 *	from: vector.s, 386BSD 0.1 unknown origin
31 */
32
33/*
34 * Interrupt entry points for external interrupts triggered by the 8259A
35 * master and slave interrupt controllers.
36 */
37
38#include <machine/psl.h>
39#include <machine/asmacros.h>
40
41#include "assym.inc"
42
43/*
44 * Macros for interrupt entry, call to handler, and exit.
45 */
46	.macro	INTR	irq_num, vec_name
47	.text
48	SUPERALIGN_TEXT
49	.globl	X\()\vec_name\()_pti, X\()\vec_name
50
51X\()\vec_name\()_pti:
52X\()\vec_name:
53	PUSH_FRAME
54	SET_KERNEL_SREGS
55	cld
56	KENTER
57	pushl	%esp
58	pushl	$\irq_num 	/* pass the IRQ */
59	movl	$atpic_handle_intr, %eax
60	call	*%eax
61	addl	$8, %esp	/* discard the parameters */
62
63	jmp	doreti
64	.endm
65
66	INTR	0, atpic_intr0
67	INTR	1, atpic_intr1
68	INTR	2, atpic_intr2
69	INTR	3, atpic_intr3
70	INTR	4, atpic_intr4
71	INTR	5, atpic_intr5
72	INTR	6, atpic_intr6
73	INTR	7, atpic_intr7
74	INTR	8, atpic_intr8
75	INTR	9, atpic_intr9
76	INTR	10, atpic_intr10
77	INTR	11, atpic_intr11
78	INTR	12, atpic_intr12
79	INTR	13, atpic_intr13
80	INTR	14, atpic_intr14
81	INTR	15, atpic_intr15
82