freebsd-dev/sys/amd64/isa/atpic_vector.S

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ArmAsm
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/*-
* Copyright (c) 1989, 1990 William F. Jolitz.
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* 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.
* 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.
*
* from: vector.s, 386BSD 0.1 unknown origin
1999-08-28 01:08:13 +00:00
* $FreeBSD$
*/
/*
* Interrupt entry points for external interrupts triggered by the 8259A
* master and slave interrupt controllers.
*/
#include <machine/asmacros.h>
#include "assym.s"
/*
* Macros for interrupt interrupt entry, call to handler, and exit.
*/
#define INTR(irq_num, vec_name) \
.text ; \
SUPERALIGN_TEXT ; \
IDTVEC(vec_name) ; \
subq $TF_RIP,%rsp ; /* skip dummy tf_err and tf_trapno */ \
testb $SEL_RPL_MASK,TF_CS(%rsp) ; /* come from kernel? */ \
jz 1f ; /* Yes, dont swapgs again */ \
swapgs ; \
1: movq %rdi,TF_RDI(%rsp) ; \
movq %rsi,TF_RSI(%rsp) ; \
movq %rdx,TF_RDX(%rsp) ; \
movq %rcx,TF_RCX(%rsp) ; \
movq %r8,TF_R8(%rsp) ; \
movq %r9,TF_R9(%rsp) ; \
movq %rax,TF_RAX(%rsp) ; \
movq %rbx,TF_RBX(%rsp) ; \
movq %rbp,TF_RBP(%rsp) ; \
movq %r10,TF_R10(%rsp) ; \
movq %r11,TF_R11(%rsp) ; \
movq %r12,TF_R12(%rsp) ; \
movq %r13,TF_R13(%rsp) ; \
movq %r14,TF_R14(%rsp) ; \
movq %r15,TF_R15(%rsp) ; \
FAKE_MCOUNT(TF_RIP(%rsp)) ; \
movq $irq_num, %rdi; /* pass the IRQ */ \
call atpic_handle_intr ; \
MEXITCOUNT ; \
jmp doreti
INTR(0, atpic_intr0)
INTR(1, atpic_intr1)
INTR(2, atpic_intr2)
INTR(3, atpic_intr3)
INTR(4, atpic_intr4)
INTR(5, atpic_intr5)
INTR(6, atpic_intr6)
INTR(7, atpic_intr7)
INTR(8, atpic_intr8)
INTR(9, atpic_intr9)
INTR(10, atpic_intr10)
INTR(11, atpic_intr11)
INTR(12, atpic_intr12)
INTR(13, atpic_intr13)
INTR(14, atpic_intr14)
INTR(15, atpic_intr15)