From de4da6cd04bf299e46f0c65d4bfd9fa94bf00f08 Mon Sep 17 00:00:00 2001
From: Dmitry Chagin <dchagin@FreeBSD.org>
Date: Thu, 20 Apr 2023 19:42:59 +0300
Subject: [PATCH] x86: Move i386 timerreg.h to x86

Reviewed by:		emaste, jhb
Differential Revision:	https://reviews.freebsd.org/D39656
MFC after:		1 month
---
 sys/amd64/acpica/acpi_wakecode.S      |  2 +-
 sys/amd64/vmm/io/vatpit.h             |  2 +-
 sys/i386/acpica/acpi_wakecode.S       |  2 +-
 sys/i386/include/timerreg.h           | 56 ---------------------------
 sys/{amd64 => x86}/include/timerreg.h |  0
 sys/x86/isa/clock.c                   |  2 +-
 6 files changed, 4 insertions(+), 60 deletions(-)
 delete mode 100644 sys/i386/include/timerreg.h
 rename sys/{amd64 => x86}/include/timerreg.h (100%)

diff --git a/sys/amd64/acpica/acpi_wakecode.S b/sys/amd64/acpica/acpi_wakecode.S
index 6a112c5ea438..3828feeb35df 100644
--- a/sys/amd64/acpica/acpi_wakecode.S
+++ b/sys/amd64/acpica/acpi_wakecode.S
@@ -31,8 +31,8 @@
 
 #include <machine/asmacros.h>
 #include <machine/specialreg.h>
-#include <machine/timerreg.h>
 #include <x86/ppireg.h>
+#include <x86/timerreg.h>
 
 #include "assym.inc"
 
diff --git a/sys/amd64/vmm/io/vatpit.h b/sys/amd64/vmm/io/vatpit.h
index 96ed9c231420..a026545263c0 100644
--- a/sys/amd64/vmm/io/vatpit.h
+++ b/sys/amd64/vmm/io/vatpit.h
@@ -32,7 +32,7 @@
 #ifndef _VATPIT_H_
 #define	_VATPIT_H_
 
-#include <machine/timerreg.h>
+#include <x86/timerreg.h>
 
 #define	NMISC_PORT	0x61
 
diff --git a/sys/i386/acpica/acpi_wakecode.S b/sys/i386/acpica/acpi_wakecode.S
index ccbc67e5f588..af6567d9d0a8 100644
--- a/sys/i386/acpica/acpi_wakecode.S
+++ b/sys/i386/acpica/acpi_wakecode.S
@@ -31,8 +31,8 @@
 
 #include <machine/asmacros.h>
 #include <machine/specialreg.h>
-#include <machine/timerreg.h>
 #include <x86/ppireg.h>
+#include <x86/timerreg.h>
 
 #include "assym.inc"
 
diff --git a/sys/i386/include/timerreg.h b/sys/i386/include/timerreg.h
deleted file mode 100644
index 77e6cad5775d..000000000000
--- a/sys/i386/include/timerreg.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (C) 2005 TAKAHASHI Yoshihiro. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
- *
- * $FreeBSD$
- */
-
-/*
- * The outputs of the three timers are connected as follows:
- *
- *	 timer 0 -> irq 0
- *	 timer 1 -> dma chan 0 (for dram refresh)
- * 	 timer 2 -> speaker (via keyboard controller)
- *
- * Timer 0 is used to call hardclock.
- * Timer 2 is used to generate console beeps.
- */
-
-#ifndef _MACHINE_TIMERREG_H_
-#define _MACHINE_TIMERREG_H_
-
-#ifdef _KERNEL
-
-#include <dev/ic/i8253reg.h>
-
-#define	IO_TIMER1	0x40		/* 8253 Timer #1 */
-#define	TIMER_CNTR0	(IO_TIMER1 + TIMER_REG_CNTR0)
-#define	TIMER_CNTR1	(IO_TIMER1 + TIMER_REG_CNTR1)
-#define	TIMER_CNTR2	(IO_TIMER1 + TIMER_REG_CNTR2)
-#define	TIMER_MODE	(IO_TIMER1 + TIMER_REG_MODE)
-
-#endif /* _KERNEL */
-
-#endif /* _MACHINE_TIMERREG_H_ */
diff --git a/sys/amd64/include/timerreg.h b/sys/x86/include/timerreg.h
similarity index 100%
rename from sys/amd64/include/timerreg.h
rename to sys/x86/include/timerreg.h
diff --git a/sys/x86/isa/clock.c b/sys/x86/isa/clock.c
index efd85a496e10..cd4117b14114 100644
--- a/sys/x86/isa/clock.c
+++ b/sys/x86/isa/clock.c
@@ -69,10 +69,10 @@ __FBSDID("$FreeBSD$");
 #include <machine/clock.h>
 #include <machine/cpu.h>
 #include <machine/intr_machdep.h>
-#include <machine/timerreg.h>
 #include <x86/apicvar.h>
 #include <x86/init.h>
 #include <x86/ppireg.h>
+#include <x86/timerreg.h>
 
 #include <isa/rtc.h>
 #ifdef DEV_ISA